diff options
Diffstat (limited to 'src/class')
43 files changed, 4137 insertions, 1599 deletions
diff --git a/src/class/audio/audio.h b/src/class/audio/audio.h index 6f9c1a6b5..70d431282 100644 --- a/src/class/audio/audio.h +++ b/src/class/audio/audio.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -721,11 +721,13 @@ typedef struct TU_ATTR_PACKED uint8_t bLength ; ///< Size of this descriptor, in bytes: 17. uint8_t bDescriptorType ; ///< Descriptor Type. Value: TUSB_DESC_CS_INTERFACE. uint8_t bDescriptorSubType ; ///< Descriptor SubType. Value: AUDIO_CS_AC_INTERFACE_INPUT_TERMINAL. + uint8_t bTerminalID ; ///< Constant uniquely identifying the Terminal within the audio function. This value is used in all requests to address this terminal. uint16_t wTerminalType ; ///< Constant characterizing the type of Terminal. See: audio_terminal_type_t for USB streaming and audio_terminal_input_type_t for other input types. uint8_t bAssocTerminal ; ///< ID of the Output Terminal to which this Input Terminal is associated. uint8_t bCSourceID ; ///< ID of the Clock Entity to which this Input Terminal is connected. uint8_t bNrChannels ; ///< Number of logical output channels in the Terminal’s output audio channel cluster. uint32_t bmChannelConfig ; ///< Describes the spatial location of the logical channels. See:audio_channel_config_t. + uint8_t iChannelNames ; ///< Index of a string descriptor, describing the name of the first logical channel. uint16_t bmControls ; ///< See: audio_terminal_input_control_pos_t. uint8_t iTerminal ; ///< Index of a string descriptor, describing the Input Terminal. } audio_desc_input_terminal_t; @@ -822,10 +824,10 @@ typedef struct TU_ATTR_PACKED uint8_t type : 2; ///< Request type tusb_request_type_t. uint8_t direction : 1; ///< Direction type. tusb_dir_t } bmRequestType_bit; - + uint8_t bmRequestType; }; - + uint8_t bRequest; ///< Request type audio_cs_req_t uint8_t bChannelNumber; uint8_t bControlSelector; diff --git a/src/class/audio/audio_device.c b/src/class/audio/audio_device.c index 4681e1ddb..f4e7de0c8 100644 --- a/src/class/audio/audio_device.c +++ b/src/class/audio/audio_device.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2020 Reinhard Panhuber, Jerzy Kasenberg @@ -66,51 +66,41 @@ // Use ring buffer if it's available, some MCUs need extra RAM requirements #ifndef TUD_AUDIO_PREFER_RING_BUFFER -#if CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT -#define TUD_AUDIO_PREFER_RING_BUFFER 0 -#else -#define TUD_AUDIO_PREFER_RING_BUFFER 1 -#endif + #if CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_LPC18XX || CFG_TUSB_MCU == OPT_MCU_MIMXRT1XXX + #define TUD_AUDIO_PREFER_RING_BUFFER 0 + #else + #define TUD_AUDIO_PREFER_RING_BUFFER 1 + #endif #endif // Linear buffer in case target MCU is not capable of handling a ring buffer FIFO e.g. no hardware buffer // is available or driver is would need to be changed dramatically -// Only STM32 synopsys and dcd_transdimension use non-linear buffer for now -// Synopsys detection copied from dcd_synopsys.c (refactor later on) -#if defined (STM32F105x8) || defined (STM32F105xB) || defined (STM32F105xC) || \ - defined (STM32F107xB) || defined (STM32F107xC) -#define STM32F1_SYNOPSYS -#endif - -#if defined (STM32L475xx) || defined (STM32L476xx) || \ - defined (STM32L485xx) || defined (STM32L486xx) || defined (STM32L496xx) || \ - defined (STM32L4R5xx) || defined (STM32L4R7xx) || defined (STM32L4R9xx) || \ - defined (STM32L4S5xx) || defined (STM32L4S7xx) || defined (STM32L4S9xx) -#define STM32L4_SYNOPSYS -#endif - -#if (CFG_TUSB_MCU == OPT_MCU_STM32F1 && defined(STM32F1_SYNOPSYS)) || \ - CFG_TUSB_MCU == OPT_MCU_STM32F2 || \ - CFG_TUSB_MCU == OPT_MCU_STM32F4 || \ - CFG_TUSB_MCU == OPT_MCU_STM32F7 || \ - CFG_TUSB_MCU == OPT_MCU_STM32H7 || \ - (CFG_TUSB_MCU == OPT_MCU_STM32L4 && defined(STM32L4_SYNOPSYS)) || \ - CFG_TUSB_MCU == OPT_MCU_RX63X || \ - CFG_TUSB_MCU == OPT_MCU_RX65X || \ - CFG_TUSB_MCU == OPT_MCU_RX72N || \ - CFG_TUSB_MCU == OPT_MCU_GD32VF103 || \ - CFG_TUSB_MCU == OPT_MCU_LPC18XX || \ - CFG_TUSB_MCU == OPT_MCU_LPC43XX || \ - CFG_TUSB_MCU == OPT_MCU_MIMXRT || \ +// Only STM32 and dcd_transdimension use non-linear buffer for now +// dwc2 except esp32sx (since it may use dcd_esp32sx) +#if (defined(TUP_USBIP_DWC2) && !TU_CHECK_MCU(OPT_MCU_ESP32S2, OPT_MCU_ESP32S3)) || \ + defined(TUP_USBIP_FSDEV) || \ + CFG_TUSB_MCU == OPT_MCU_RX63X || \ + CFG_TUSB_MCU == OPT_MCU_RX65X || \ + CFG_TUSB_MCU == OPT_MCU_RX72N || \ + CFG_TUSB_MCU == OPT_MCU_LPC18XX || \ + CFG_TUSB_MCU == OPT_MCU_LPC43XX || \ + CFG_TUSB_MCU == OPT_MCU_MIMXRT1XXX || \ CFG_TUSB_MCU == OPT_MCU_MSP432E4 -#if TUD_AUDIO_PREFER_RING_BUFFER -#define USE_LINEAR_BUFFER 0 + #if TUD_AUDIO_PREFER_RING_BUFFER + #define USE_LINEAR_BUFFER 0 + #else + #define USE_LINEAR_BUFFER 1 + #endif #else -#define USE_LINEAR_BUFFER 1 + #define USE_LINEAR_BUFFER 1 #endif + +// Temporarily put the check here +#if defined(TUP_USBIP_FSDEV) || defined(TUP_USBIP_DWC2) + #define USE_ISO_EP_ALLOCATION 1 #else -#define USE_LINEAR_BUFFER 1 + #define USE_ISO_EP_ALLOCATION 0 #endif // Declaration of buffers @@ -120,145 +110,173 @@ #error Maximum number of audio functions restricted to three! #endif -// EP IN software buffers and mutexes -#if CFG_TUD_AUDIO_ENABLE_EP_IN && !CFG_TUD_AUDIO_ENABLE_ENCODING -#if CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_in_sw_buf_1[CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t ep_in_ff_mutex_wr_1; // No need for read mutex as only USB driver reads from FIFO -#endif -#endif // CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ > 0 -#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_IN_SW_BUF_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_in_sw_buf_2[CFG_TUD_AUDIO_FUNC_2_EP_IN_SW_BUF_SZ]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t ep_in_ff_mutex_wr_2; // No need for read mutex as only USB driver reads from FIFO +// Put sw_buf in USB section only if necessary +#if USE_LINEAR_BUFFER || CFG_TUD_AUDIO_ENABLE_ENCODING +#define IN_SW_BUF_MEM_SECTION +#else +#define IN_SW_BUF_MEM_SECTION CFG_TUD_MEM_SECTION #endif -#endif // CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_IN_SW_BUF_SZ > 0 -#if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_IN_SW_BUF_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_in_sw_buf_3[CFG_TUD_AUDIO_FUNC_3_EP_IN_SW_BUF_SZ]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t ep_in_ff_mutex_wr_3; // No need for read mutex as only USB driver reads from FIFO +#if USE_LINEAR_BUFFER || CFG_TUD_AUDIO_ENABLE_DECODING +#define OUT_SW_BUF_MEM_SECTION +#else +#define OUT_SW_BUF_MEM_SECTION CFG_TUD_MEM_SECTION #endif -#endif // CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_IN_SW_BUF_SZ > 0 + +// EP IN software buffers and mutexes +#if CFG_TUD_AUDIO_ENABLE_EP_IN && !CFG_TUD_AUDIO_ENABLE_ENCODING + #if CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ > 0 + IN_SW_BUF_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_in_sw_buf_1[CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t ep_in_ff_mutex_wr_1; // No need for read mutex as only USB driver reads from FIFO + #endif + #endif // CFG_TUD_AUDIO_FUNC_1_EP_IN_SW_BUF_SZ > 0 + + #if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_IN_SW_BUF_SZ > 0 + IN_SW_BUF_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_in_sw_buf_2[CFG_TUD_AUDIO_FUNC_2_EP_IN_SW_BUF_SZ]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t ep_in_ff_mutex_wr_2; // No need for read mutex as only USB driver reads from FIFO + #endif + #endif // CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_IN_SW_BUF_SZ > 0 + + #if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_IN_SW_BUF_SZ > 0 + IN_SW_BUF_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_in_sw_buf_3[CFG_TUD_AUDIO_FUNC_3_EP_IN_SW_BUF_SZ]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t ep_in_ff_mutex_wr_3; // No need for read mutex as only USB driver reads from FIFO + #endif + #endif // CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_IN_SW_BUF_SZ > 0 #endif // CFG_TUD_AUDIO_ENABLE_EP_IN && !CFG_TUD_AUDIO_ENABLE_ENCODING // Linear buffer TX in case: // - target MCU is not capable of handling a ring buffer FIFO e.g. no hardware buffer is available or driver is would need to be changed dramatically OR // - the software encoding is used - in this case the linear buffers serve as a target memory where logical channels are encoded into #if CFG_TUD_AUDIO_ENABLE_EP_IN && (USE_LINEAR_BUFFER || CFG_TUD_AUDIO_ENABLE_ENCODING) -#if CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_in_1[CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX]; -#endif -#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_IN_SZ_MAX > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_in_2[CFG_TUD_AUDIO_FUNC_2_EP_IN_SZ_MAX]; -#endif -#if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_IN_SZ_MAX > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_in_3[CFG_TUD_AUDIO_FUNC_3_EP_IN_SZ_MAX]; -#endif + #if CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX > 0 + CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_in_1[CFG_TUD_AUDIO_FUNC_1_EP_IN_SZ_MAX]; + #endif + + #if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_IN_SZ_MAX > 0 + CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_in_2[CFG_TUD_AUDIO_FUNC_2_EP_IN_SZ_MAX]; + #endif + + #if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_IN_SZ_MAX > 0 + CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_in_3[CFG_TUD_AUDIO_FUNC_3_EP_IN_SZ_MAX]; + #endif #endif // CFG_TUD_AUDIO_ENABLE_EP_IN && (USE_LINEAR_BUFFER || CFG_TUD_AUDIO_ENABLE_DECODING) // EP OUT software buffers and mutexes #if CFG_TUD_AUDIO_ENABLE_EP_OUT && !CFG_TUD_AUDIO_ENABLE_DECODING -#if CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_out_sw_buf_1[CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t ep_out_ff_mutex_rd_1; // No need for write mutex as only USB driver writes into FIFO -#endif -#endif // CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ > 0 -#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_OUT_SW_BUF_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_out_sw_buf_2[CFG_TUD_AUDIO_FUNC_2_EP_OUT_SW_BUF_SZ]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t ep_out_ff_mutex_rd_2; // No need for write mutex as only USB driver writes into FIFO -#endif -#endif // CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_OUT_SW_BUF_SZ > 0 -#if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_OUT_SW_BUF_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_out_sw_buf_3[CFG_TUD_AUDIO_FUNC_3_EP_OUT_SW_BUF_SZ]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t ep_out_ff_mutex_rd_3; // No need for write mutex as only USB driver writes into FIFO -#endif -#endif // CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_OUT_SW_BUF_SZ > 0 + #if CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ > 0 + OUT_SW_BUF_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_out_sw_buf_1[CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t ep_out_ff_mutex_rd_1; // No need for write mutex as only USB driver writes into FIFO + #endif + #endif // CFG_TUD_AUDIO_FUNC_1_EP_OUT_SW_BUF_SZ > 0 + + #if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_OUT_SW_BUF_SZ > 0 + OUT_SW_BUF_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_out_sw_buf_2[CFG_TUD_AUDIO_FUNC_2_EP_OUT_SW_BUF_SZ]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t ep_out_ff_mutex_rd_2; // No need for write mutex as only USB driver writes into FIFO + #endif + #endif // CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_OUT_SW_BUF_SZ > 0 + + #if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_OUT_SW_BUF_SZ > 0 + OUT_SW_BUF_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t audio_ep_out_sw_buf_3[CFG_TUD_AUDIO_FUNC_3_EP_OUT_SW_BUF_SZ]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t ep_out_ff_mutex_rd_3; // No need for write mutex as only USB driver writes into FIFO + #endif + #endif // CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_OUT_SW_BUF_SZ > 0 #endif // CFG_TUD_AUDIO_ENABLE_EP_OUT && !CFG_TUD_AUDIO_ENABLE_DECODING // Linear buffer RX in case: // - target MCU is not capable of handling a ring buffer FIFO e.g. no hardware buffer is available or driver is would need to be changed dramatically OR // - the software encoding is used - in this case the linear buffers serve as a target memory where logical channels are encoded into #if CFG_TUD_AUDIO_ENABLE_EP_OUT && (USE_LINEAR_BUFFER || CFG_TUD_AUDIO_ENABLE_DECODING) -#if CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_out_1[CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX]; -#endif -#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_OUT_SZ_MAX > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_out_2[CFG_TUD_AUDIO_FUNC_2_EP_OUT_SZ_MAX]; -#endif -#if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_OUT_SZ_MAX > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_out_3[CFG_TUD_AUDIO_FUNC_3_EP_OUT_SZ_MAX]; -#endif + #if CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX > 0 + CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_out_1[CFG_TUD_AUDIO_FUNC_1_EP_OUT_SZ_MAX]; + #endif + + #if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_EP_OUT_SZ_MAX > 0 + CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_out_2[CFG_TUD_AUDIO_FUNC_2_EP_OUT_SZ_MAX]; + #endif + + #if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_EP_OUT_SZ_MAX > 0 + CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t lin_buf_out_3[CFG_TUD_AUDIO_FUNC_3_EP_OUT_SZ_MAX]; + #endif #endif // CFG_TUD_AUDIO_ENABLE_EP_OUT && (USE_LINEAR_BUFFER || CFG_TUD_AUDIO_ENABLE_DECODING) // Control buffers -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf_1[CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ]; +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf_1[CFG_TUD_AUDIO_FUNC_1_CTRL_BUF_SZ]; + #if CFG_TUD_AUDIO > 1 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf_2[CFG_TUD_AUDIO_FUNC_2_CTRL_BUF_SZ]; +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf_2[CFG_TUD_AUDIO_FUNC_2_CTRL_BUF_SZ]; #endif + #if CFG_TUD_AUDIO > 2 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf_3[CFG_TUD_AUDIO_FUNC_3_CTRL_BUF_SZ]; +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf_3[CFG_TUD_AUDIO_FUNC_3_CTRL_BUF_SZ]; #endif // Active alternate setting of interfaces uint8_t alt_setting_1[CFG_TUD_AUDIO_FUNC_1_N_AS_INT]; + #if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_N_AS_INT > 0 uint8_t alt_setting_2[CFG_TUD_AUDIO_FUNC_2_N_AS_INT]; #endif + #if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_N_AS_INT > 0 uint8_t alt_setting_3[CFG_TUD_AUDIO_FUNC_3_N_AS_INT]; #endif // Software encoding/decoding support FIFOs #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_ENABLE_ENCODING -#if CFG_TUD_AUDIO_FUNC_1_TX_SUPP_SW_FIFO_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t tx_supp_ff_buf_1[CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_1_TX_SUPP_SW_FIFO_SZ]; -tu_fifo_t tx_supp_ff_1[CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t tx_supp_ff_mutex_wr_1[CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO]; // No need for read mutex as only USB driver reads from FIFO -#endif -#endif -#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_TX_SUPP_SW_FIFO_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t tx_supp_ff_buf_2[CFG_TUD_AUDIO_FUNC_2_N_TX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_2_TX_SUPP_SW_FIFO_SZ]; -tu_fifo_t tx_supp_ff_2[CFG_TUD_AUDIO_FUNC_2_N_TX_SUPP_SW_FIFO]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t tx_supp_ff_mutex_wr_2[CFG_TUD_AUDIO_FUNC_2_N_TX_SUPP_SW_FIFO]; // No need for read mutex as only USB driver reads from FIFO -#endif -#endif -#if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_TX_SUPP_SW_FIFO_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t tx_supp_ff_buf_3[CFG_TUD_AUDIO_FUNC_3_N_TX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_3_TX_SUPP_SW_FIFO_SZ]; -tu_fifo_t tx_supp_ff_3[CFG_TUD_AUDIO_FUNC_3_N_TX_SUPP_SW_FIFO]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t tx_supp_ff_mutex_wr_3[CFG_TUD_AUDIO_FUNC_3_N_TX_SUPP_SW_FIFO]; // No need for read mutex as only USB driver reads from FIFO -#endif -#endif + #if CFG_TUD_AUDIO_FUNC_1_TX_SUPP_SW_FIFO_SZ > 0 + CFG_TUSB_MEM_ALIGN uint8_t tx_supp_ff_buf_1[CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_1_TX_SUPP_SW_FIFO_SZ]; + tu_fifo_t tx_supp_ff_1[CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t tx_supp_ff_mutex_wr_1[CFG_TUD_AUDIO_FUNC_1_N_TX_SUPP_SW_FIFO]; // No need for read mutex as only USB driver reads from FIFO + #endif + #endif + + #if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_TX_SUPP_SW_FIFO_SZ > 0 + CFG_TUSB_MEM_ALIGN uint8_t tx_supp_ff_buf_2[CFG_TUD_AUDIO_FUNC_2_N_TX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_2_TX_SUPP_SW_FIFO_SZ]; + tu_fifo_t tx_supp_ff_2[CFG_TUD_AUDIO_FUNC_2_N_TX_SUPP_SW_FIFO]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t tx_supp_ff_mutex_wr_2[CFG_TUD_AUDIO_FUNC_2_N_TX_SUPP_SW_FIFO]; // No need for read mutex as only USB driver reads from FIFO + #endif + #endif + + #if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_TX_SUPP_SW_FIFO_SZ > 0 + CFG_TUSB_MEM_ALIGN uint8_t tx_supp_ff_buf_3[CFG_TUD_AUDIO_FUNC_3_N_TX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_3_TX_SUPP_SW_FIFO_SZ]; + tu_fifo_t tx_supp_ff_3[CFG_TUD_AUDIO_FUNC_3_N_TX_SUPP_SW_FIFO]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t tx_supp_ff_mutex_wr_3[CFG_TUD_AUDIO_FUNC_3_N_TX_SUPP_SW_FIFO]; // No need for read mutex as only USB driver reads from FIFO + #endif + #endif #endif #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING -#if CFG_TUD_AUDIO_FUNC_1_RX_SUPP_SW_FIFO_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t rx_supp_ff_buf_1[CFG_TUD_AUDIO_FUNC_1_N_RX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_1_RX_SUPP_SW_FIFO_SZ]; -tu_fifo_t rx_supp_ff_1[CFG_TUD_AUDIO_FUNC_1_N_RX_SUPP_SW_FIFO]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t rx_supp_ff_mutex_rd_1[CFG_TUD_AUDIO_FUNC_1_N_RX_SUPP_SW_FIFO]; // No need for write mutex as only USB driver writes into FIFO -#endif -#endif -#if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_RX_SUPP_SW_FIFO_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t rx_supp_ff_buf_2[CFG_TUD_AUDIO_FUNC_2_N_RX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_2_RX_SUPP_SW_FIFO_SZ]; -tu_fifo_t rx_supp_ff_2[CFG_TUD_AUDIO_FUNC_2_N_RX_SUPP_SW_FIFO]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t rx_supp_ff_mutex_rd_2[CFG_TUD_AUDIO_FUNC_2_N_RX_SUPP_SW_FIFO]; // No need for write mutex as only USB driver writes into FIFO -#endif -#endif -#if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_RX_SUPP_SW_FIFO_SZ > 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN uint8_t rx_supp_ff_buf_3[CFG_TUD_AUDIO_FUNC_3_N_RX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_3_RX_SUPP_SW_FIFO_SZ]; -tu_fifo_t rx_supp_ff_3[CFG_TUD_AUDIO_FUNC_3_N_RX_SUPP_SW_FIFO]; -#if CFG_FIFO_MUTEX -osal_mutex_def_t rx_supp_ff_mutex_rd_3[CFG_TUD_AUDIO_FUNC_3_N_RX_SUPP_SW_FIFO]; // No need for write mutex as only USB driver writes into FIFO -#endif -#endif + #if CFG_TUD_AUDIO_FUNC_1_RX_SUPP_SW_FIFO_SZ > 0 + CFG_TUSB_MEM_ALIGN uint8_t rx_supp_ff_buf_1[CFG_TUD_AUDIO_FUNC_1_N_RX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_1_RX_SUPP_SW_FIFO_SZ]; + tu_fifo_t rx_supp_ff_1[CFG_TUD_AUDIO_FUNC_1_N_RX_SUPP_SW_FIFO]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t rx_supp_ff_mutex_rd_1[CFG_TUD_AUDIO_FUNC_1_N_RX_SUPP_SW_FIFO]; // No need for write mutex as only USB driver writes into FIFO + #endif + #endif + + #if CFG_TUD_AUDIO > 1 && CFG_TUD_AUDIO_FUNC_2_RX_SUPP_SW_FIFO_SZ > 0 + CFG_TUSB_MEM_ALIGN uint8_t rx_supp_ff_buf_2[CFG_TUD_AUDIO_FUNC_2_N_RX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_2_RX_SUPP_SW_FIFO_SZ]; + tu_fifo_t rx_supp_ff_2[CFG_TUD_AUDIO_FUNC_2_N_RX_SUPP_SW_FIFO]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t rx_supp_ff_mutex_rd_2[CFG_TUD_AUDIO_FUNC_2_N_RX_SUPP_SW_FIFO]; // No need for write mutex as only USB driver writes into FIFO + #endif + #endif + + #if CFG_TUD_AUDIO > 2 && CFG_TUD_AUDIO_FUNC_3_RX_SUPP_SW_FIFO_SZ > 0 + CFG_TUSB_MEM_ALIGN uint8_t rx_supp_ff_buf_3[CFG_TUD_AUDIO_FUNC_3_N_RX_SUPP_SW_FIFO][CFG_TUD_AUDIO_FUNC_3_RX_SUPP_SW_FIFO_SZ]; + tu_fifo_t rx_supp_ff_3[CFG_TUD_AUDIO_FUNC_3_N_RX_SUPP_SW_FIFO]; + #if CFG_FIFO_MUTEX + osal_mutex_def_t rx_supp_ff_mutex_rd_3[CFG_TUD_AUDIO_FUNC_3_N_RX_SUPP_SW_FIFO]; // No need for write mutex as only USB driver writes into FIFO + #endif + #endif #endif typedef struct @@ -306,7 +324,7 @@ typedef struct #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP struct { - uint32_t value; // Feedback value for asynchronous mode (in 16.16 format). + CFG_TUSB_MEM_ALIGN uint32_t value; // Feedback value for asynchronous mode (in 16.16 format). uint32_t min_value; // min value according to UAC2 FMT-2.0 section 2.3.1.1. uint32_t max_value; // max value according to UAC2 FMT-2.0 section 2.3.1.1. @@ -358,14 +376,21 @@ typedef struct #endif #endif +#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + uint32_t sample_rate_tx; + uint16_t packet_sz_tx[3]; + uint8_t bclock_id_tx; + uint8_t interval_tx; +#endif + // Encoding parameters - parameters are set when alternate AS interface is set by host -#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_ENABLE_ENCODING +#if CFG_TUD_AUDIO_ENABLE_EP_IN && (CFG_TUD_AUDIO_ENABLE_ENCODING || CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL) audio_format_type_t format_type_tx; uint8_t n_channels_tx; + uint8_t n_bytes_per_sampe_tx; #if CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING audio_data_format_type_I_t format_type_I_tx; - uint8_t n_bytes_per_sampe_tx; uint8_t n_channels_per_ff_tx; uint8_t n_ff_used_tx; #endif @@ -410,7 +435,7 @@ typedef struct //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -CFG_TUSB_MEM_SECTION audiod_function_t _audiod_fct[CFG_TUD_AUDIO]; +CFG_TUD_MEM_SECTION audiod_function_t _audiod_fct[CFG_TUD_AUDIO]; #if CFG_TUD_AUDIO_ENABLE_EP_OUT static bool audiod_rx_done_cb(uint8_t rhport, audiod_function_t* audio, uint16_t n_bytes_received); @@ -438,7 +463,7 @@ static bool audiod_verify_itf_exists(uint8_t itf, uint8_t *func_id); static bool audiod_verify_ep_exists(uint8_t ep, uint8_t *func_id); static uint8_t audiod_get_audio_fct_idx(audiod_function_t * audio); -#if CFG_TUD_AUDIO_ENABLE_ENCODING || CFG_TUD_AUDIO_ENABLE_DECODING +#if (CFG_TUD_AUDIO_ENABLE_EP_IN && (CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL || CFG_TUD_AUDIO_ENABLE_ENCODING)) || (CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING) static void audiod_parse_for_AS_params(audiod_function_t* audio, uint8_t const * p_desc, uint8_t const * p_desc_end, uint8_t const as_itf); static inline uint8_t tu_desc_subtype(void const* desc) @@ -447,6 +472,11 @@ static inline uint8_t tu_desc_subtype(void const* desc) } #endif +#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL +static bool audiod_calc_tx_packet_sz(audiod_function_t* audio); +static uint16_t audiod_tx_packet_size(const uint16_t* norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t max_size); +#endif + #if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP static bool set_fb_params_freq(audiod_function_t* audio, uint32_t sample_freq, uint32_t mclk_freq); #endif @@ -625,73 +655,55 @@ static bool audiod_rx_done_cb(uint8_t rhport, audiod_function_t* audio, uint16_t // Decoding according to 2.3.1.5 Audio Streams // Helper function -static inline uint8_t * audiod_interleaved_copy_bytes_fast_decode(uint16_t const nBytesToCopy, void * dst, uint8_t * dst_end, uint8_t * src, uint8_t const n_ff_used) +static inline void * audiod_interleaved_copy_bytes_fast_decode(uint16_t const nBytesPerSample, void * dst, const void * dst_end, void * src, uint8_t const n_ff_used) { + // Due to one FIFO contains 2 channels, data always aligned to (nBytesPerSample * 2) + uint16_t * dst16 = dst; + uint16_t * src16 = src; + const uint16_t * dst_end16 = dst_end; + uint32_t * dst32 = dst; + uint32_t * src32 = src; + const uint32_t * dst_end32 = dst_end; - // This function is an optimized version of - // while((uint8_t *)dst < dst_end) - // { - // memcpy(dst, src, nBytesToCopy); - // dst = (uint8_t *)dst + nBytesToCopy; - // src += nBytesToCopy * n_ff_used; - // } - - // Optimize for fast half word copies - typedef struct{ - uint16_t val; - } __attribute((__packed__)) unaligned_uint16_t; - - // Optimize for fast word copies - typedef struct{ - uint32_t val; - } __attribute((__packed__)) unaligned_uint32_t; - - switch (nBytesToCopy) + if (nBytesPerSample == 1) { - case 1: - while((uint8_t *)dst < dst_end) - { - *(uint8_t *)dst++ = *src; - src += n_ff_used; - } - break; - - case 2: - while((uint8_t *)dst < dst_end) - { - *(unaligned_uint16_t*)dst = *(unaligned_uint16_t*)src; - dst += 2; - src += 2 * n_ff_used; - } - break; - - case 3: - while((uint8_t *)dst < dst_end) - { - // memcpy(dst, src, 3); - // dst = (uint8_t *)dst + 3; - // src += 3 * n_ff_used; - - // TODO: Is there a faster way to copy 3 bytes? - *(uint8_t *)dst++ = *src++; - *(uint8_t *)dst++ = *src++; - *(uint8_t *)dst++ = *src++; - - src += 3 * (n_ff_used - 1); - } - break; - - case 4: - while((uint8_t *)dst < dst_end) - { - *(unaligned_uint32_t*)dst = *(unaligned_uint32_t*)src; - dst += 4; - src += 4 * n_ff_used; - } - break; + while(dst16 < dst_end16) + { + *dst16++ = *src16++; + src16 += n_ff_used - 1; + } + return src16; + } + else if (nBytesPerSample == 2) + { + while(dst32 < dst_end32) + { + *dst32++ = *src32++; + src32 += n_ff_used - 1; + } + return src32; + } + else if (nBytesPerSample == 3) + { + while(dst16 < dst_end16) + { + *dst16++ = *src16++; + *dst16++ = *src16++; + *dst16++ = *src16++; + src16 += 3 * (n_ff_used - 1); + } + return src16; + } + else // nBytesPerSample == 4 + { + while(dst32 < dst_end32) + { + *dst32++ = *src32++; + *dst32++ = *src32++; + src32 += 2 * (n_ff_used - 1); + } + return src32; } - - return src; } static bool audiod_decode_type_I_pcm(uint8_t rhport, audiod_function_t* audio, uint16_t n_bytes_received) @@ -826,9 +838,7 @@ uint16_t tud_audio_int_n_write(uint8_t func_id, uint8_t const* buffer, uint16_t TU_VERIFY(!usbd_edpt_busy(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int)); // Check length - TU_VERIFY(len <= CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE); - - memcpy(_audiod_fct[func_id].ep_int_buf, buffer, len); + TU_VERIFY(tu_memcpy_s(_audiod_fct[func_id].ep_int_buf, CFG_TUD_AUDIO_INT_EP_IN_SW_BUFFER_SIZE, buffer, len)==0); // Schedule transmit TU_VERIFY(usbd_edpt_xfer(_audiod_fct[func_id].rhport, _audiod_fct[func_id].ep_int, _audiod_fct[func_id].ep_int_buf, len)); @@ -838,7 +848,6 @@ uint16_t tud_audio_int_n_write(uint8_t func_id, uint8_t const* buffer, uint16_t #endif - // This function is called once a transmit of an audio packet was successfully completed. Here, we encode samples and place it in IN EP's buffer for next transmission. // If you prefer your own (more efficient) implementation suiting your purpose set CFG_TUD_AUDIO_ENABLE_ENCODING = 0 and use tud_audio_n_write. @@ -903,9 +912,12 @@ static bool audiod_tx_done_cb(uint8_t rhport, audiod_function_t * audio) #else // No support FIFOs, if no linear buffer required schedule transmit, else put data into linear buffer and schedule - +#if CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + // packet_sz_tx is based on total packet size, here we want size for each support buffer. + n_bytes_tx = audiod_tx_packet_size(audio->packet_sz_tx, tu_fifo_count(&audio->ep_in_ff), audio->ep_in_ff.depth, audio->ep_in_sz); +#else n_bytes_tx = tu_min16(tu_fifo_count(&audio->ep_in_ff), audio->ep_in_sz); // Limit up to max packet size, more can not be done for ISO - +#endif #if USE_LINEAR_BUFFER_TX tu_fifo_read_n(&audio->ep_in_ff, audio->lin_buf_in, n_bytes_tx); TU_VERIFY(usbd_edpt_xfer(rhport, audio->ep_in, audio->lin_buf_in, n_bytes_tx)); @@ -943,64 +955,55 @@ range [-1, +1) * */ // Helper function -static inline uint8_t * audiod_interleaved_copy_bytes_fast_encode(uint16_t const nBytesToCopy, uint8_t * src, uint8_t * src_end, uint8_t * dst, uint8_t const n_ff_used) +static inline void * audiod_interleaved_copy_bytes_fast_encode(uint16_t const nBytesPerSample, void * src, const void * src_end, void * dst, uint8_t const n_ff_used) { - // Optimize for fast half word copies - typedef struct{ - uint16_t val; - } __attribute((__packed__)) unaligned_uint16_t; - - // Optimize for fast word copies - typedef struct{ - uint32_t val; - } __attribute((__packed__)) unaligned_uint32_t; + // Due to one FIFO contains 2 channels, data always aligned to (nBytesPerSample * 2) + uint16_t * dst16 = dst; + uint16_t * src16 = src; + const uint16_t * src_end16 = src_end; + uint32_t * dst32 = dst; + uint32_t * src32 = src; + const uint32_t * src_end32 = src_end; - switch (nBytesToCopy) + if (nBytesPerSample == 1) { - case 1: - while(src < src_end) - { - *dst = *src++; - dst += n_ff_used; - } - break; - - case 2: - while(src < src_end) - { - *(unaligned_uint16_t*)dst = *(unaligned_uint16_t*)src; - src += 2; - dst += 2 * n_ff_used; - } - break; - - case 3: - while(src < src_end) - { - // memcpy(dst, src, 3); - // src = (uint8_t *)src + 3; - // dst += 3 * n_ff_used; - - // TODO: Is there a faster way to copy 3 bytes? - *dst++ = *src++; - *dst++ = *src++; - *dst++ = *src++; - - dst += 3 * (n_ff_used - 1); - } - break; - - case 4: - while(src < src_end) - { - *(unaligned_uint32_t*)dst = *(unaligned_uint32_t*)src; - src += 4; - dst += 4 * n_ff_used; - } - break; + while(src16 < src_end16) + { + *dst16++ = *src16++; + dst16 += n_ff_used - 1; + } + return dst16; + } + else if (nBytesPerSample == 2) + { + while(src32 < src_end32) + { + *dst32++ = *src32++; + dst32 += n_ff_used - 1; + } + return dst32; + } + else if (nBytesPerSample == 3) + { + while(src16 < src_end16) + { + *dst16++ = *src16++; + *dst16++ = *src16++; + *dst16++ = *src16++; + dst16 += 3 * (n_ff_used - 1); + } + return dst16; + } + else // nBytesPerSample == 4 + { + while(src32 < src_end32) + { + *dst32++ = *src32++; + *dst32++ = *src32++; + dst32 += 2 * (n_ff_used - 1); + } + return dst32; } - - return dst; } static uint16_t audiod_encode_type_I_pcm(uint8_t rhport, audiod_function_t* audio) @@ -1013,8 +1016,6 @@ static uint16_t audiod_encode_type_I_pcm(uint8_t rhport, audiod_function_t* audi // Determine amount of samples uint8_t const n_ff_used = audio->n_ff_used_tx; - uint16_t const nBytesToCopy = audio->n_channels_per_ff_tx * audio->n_bytes_per_sampe_tx; - uint16_t const capPerFF = audio->ep_in_sz / n_ff_used; // Sample capacity per FIFO in bytes uint16_t nBytesPerFFToSend = tu_fifo_count(&audio->tx_supp_ff[0]); uint8_t cnt_ff; @@ -1027,14 +1028,23 @@ static uint16_t audiod_encode_type_I_pcm(uint8_t rhport, audiod_function_t* audi } } - // Check if there is enough +#if CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + const uint16_t norm_packet_sz_tx[3] = {audio->packet_sz_tx[0] / n_ff_used, + audio->packet_sz_tx[1] / n_ff_used, + audio->packet_sz_tx[2] / n_ff_used}; + // packet_sz_tx is based on total packet size, here we want size for each support buffer. + nBytesPerFFToSend = audiod_tx_packet_size(norm_packet_sz_tx, nBytesPerFFToSend, audio->tx_supp_ff[0].depth, audio->ep_in_sz / n_ff_used); + // Check if there is enough data + if (nBytesPerFFToSend == 0) return 0; +#else + // Check if there is enough data if (nBytesPerFFToSend == 0) return 0; - // Limit to maximum sample number - THIS IS A POSSIBLE ERROR SOURCE IF TOO MANY SAMPLE WOULD NEED TO BE SENT BUT CAN NOT! - nBytesPerFFToSend = tu_min16(nBytesPerFFToSend, capPerFF); - + nBytesPerFFToSend = tu_min16(nBytesPerFFToSend, audio->ep_in_sz / n_ff_used); // Round to full number of samples (flooring) - nBytesPerFFToSend = (nBytesPerFFToSend / nBytesToCopy) * nBytesToCopy; + uint16_t const nSlotSize = audio->n_channels_per_ff_tx * audio->n_bytes_per_sampe_tx; + nBytesPerFFToSend = (nBytesPerFFToSend / nSlotSize) * nSlotSize; +#endif // Encode uint8_t * dst; @@ -1339,7 +1349,7 @@ void audiod_init(void) #endif // CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_ENABLE_ENCODING // Set encoding parameters for Type_I formats -#if CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING +#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING switch (i) { #if CFG_TUD_AUDIO_FUNC_1_TX_SUPP_SW_FIFO_SZ > 0 @@ -1518,6 +1528,117 @@ uint16_t audiod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin #endif } +#if USE_ISO_EP_ALLOCATION + { + #if CFG_TUD_AUDIO_ENABLE_EP_IN + uint8_t ep_in = 0; + uint16_t ep_in_size = 0; + #endif + + #if CFG_TUD_AUDIO_ENABLE_EP_OUT + uint8_t ep_out = 0; + uint16_t ep_out_size = 0; + #endif + + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + uint8_t ep_fb = 0; + #endif + uint8_t const *p_desc = _audiod_fct[i].p_desc; + uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; + while (p_desc < p_desc_end) + { + if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) + { + tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) p_desc; + if (desc_ep->bmAttributes.xfer == TUSB_XFER_ISOCHRONOUS) + { + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + // Explicit feedback EP + if (desc_ep->bmAttributes.usage == 1) + { + ep_fb = desc_ep->bEndpointAddress; + } + #endif + // Data EP + if (desc_ep->bmAttributes.usage == 0) + { + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN) + { + #if CFG_TUD_AUDIO_ENABLE_EP_IN + ep_in = desc_ep->bEndpointAddress; + ep_in_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_in_size); + #endif + } else + { + #if CFG_TUD_AUDIO_ENABLE_EP_OUT + ep_out = desc_ep->bEndpointAddress; + ep_out_size = TU_MAX(tu_edpt_packet_size(desc_ep), ep_out_size); + #endif + } + } + + } + } + + p_desc = tu_desc_next(p_desc); + } + + #if CFG_TUD_AUDIO_ENABLE_EP_IN + if (ep_in) + { + usbd_edpt_iso_alloc(rhport, ep_in, ep_in_size); + } + #endif + + #if CFG_TUD_AUDIO_ENABLE_EP_OUT + if (ep_out) + { + usbd_edpt_iso_alloc(rhport, ep_out, ep_out_size); + } + #endif + + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + if (ep_fb) + { + usbd_edpt_iso_alloc(rhport, ep_fb, 4); + } + #endif + } +#endif // USE_ISO_EP_ALLOCATION + +#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + { + uint8_t const *p_desc = _audiod_fct[i].p_desc; + uint8_t const *p_desc_end = p_desc + _audiod_fct[i].desc_length - TUD_AUDIO_DESC_IAD_LEN; + // Condition modified from p_desc < p_desc_end to prevent gcc>=12 strict-overflow warning + while (p_desc_end - p_desc > 0) + { + if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) + { + tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) p_desc; + if (desc_ep->bmAttributes.xfer == TUSB_XFER_ISOCHRONOUS) + { + if (desc_ep->bmAttributes.usage == 0) + { + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN) + { + _audiod_fct[i].interval_tx = desc_ep->bInterval; + } + } + } + } else + if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO_CS_AC_INTERFACE_OUTPUT_TERMINAL) + { + if(tu_unaligned_read16(p_desc + 4) == AUDIO_TERM_TYPE_USB_STREAMING) + { + _audiod_fct[i].bclock_id_tx = p_desc[8]; + } + } + p_desc = tu_desc_next(p_desc); + } + } +#endif // CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + break; } } @@ -1583,41 +1704,50 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * if (audio->ep_in_as_intf_num == itf) { audio->ep_in_as_intf_num = 0; + #if !USE_ISO_EP_ALLOCATION usbd_edpt_close(rhport, audio->ep_in); + #endif // Clear FIFOs, since data is no longer valid -#if !CFG_TUD_AUDIO_ENABLE_ENCODING + #if !CFG_TUD_AUDIO_ENABLE_ENCODING tu_fifo_clear(&audio->ep_in_ff); -#else + #else for (uint8_t cnt = 0; cnt < audio->n_tx_supp_ff; cnt++) { tu_fifo_clear(&audio->tx_supp_ff[cnt]); } -#endif + #endif // Invoke callback - can be used to stop data sampling if (tud_audio_set_itf_close_EP_cb) TU_VERIFY(tud_audio_set_itf_close_EP_cb(rhport, p_request)); audio->ep_in = 0; // Necessary? + #if CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + audio->packet_sz_tx[0] = 0; + audio->packet_sz_tx[1] = 0; + audio->packet_sz_tx[2] = 0; + #endif } -#endif +#endif // CFG_TUD_AUDIO_ENABLE_EP_IN #if CFG_TUD_AUDIO_ENABLE_EP_OUT if (audio->ep_out_as_intf_num == itf) { audio->ep_out_as_intf_num = 0; + #if !USE_ISO_EP_ALLOCATION usbd_edpt_close(rhport, audio->ep_out); + #endif // Clear FIFOs, since data is no longer valid -#if !CFG_TUD_AUDIO_ENABLE_DECODING + #if !CFG_TUD_AUDIO_ENABLE_DECODING tu_fifo_clear(&audio->ep_out_ff); -#else + #else for (uint8_t cnt = 0; cnt < audio->n_rx_supp_ff; cnt++) { tu_fifo_clear(&audio->rx_supp_ff[cnt]); } -#endif + #endif // Invoke callback - can be used to stop data sampling if (tud_audio_set_itf_close_EP_cb) TU_VERIFY(tud_audio_set_itf_close_EP_cb(rhport, p_request)); @@ -1625,13 +1755,15 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * audio->ep_out = 0; // Necessary? // Close corresponding feedback EP -#if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + #if !USE_ISO_EP_ALLOCATION usbd_edpt_close(rhport, audio->ep_fb); + #endif audio->ep_fb = 0; tu_memclr(&audio->feedback, sizeof(audio->feedback)); -#endif + #endif } -#endif +#endif // CFG_TUD_AUDIO_ENABLE_EP_OUT // Save current alternative interface setting audio->alt_setting[idxItf] = alt; @@ -1646,7 +1778,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * // Find correct interface if (tu_desc_type(p_desc) == TUSB_DESC_INTERFACE && ((tusb_desc_interface_t const * )p_desc)->bInterfaceNumber == itf && ((tusb_desc_interface_t const * )p_desc)->bAlternateSetting == alt) { -#if CFG_TUD_AUDIO_ENABLE_ENCODING || CFG_TUD_AUDIO_ENABLE_DECODING +#if (CFG_TUD_AUDIO_ENABLE_EP_IN && (CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL || CFG_TUD_AUDIO_ENABLE_ENCODING)) || (CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING) uint8_t const * p_desc_parse_for_params = p_desc; #endif // From this point forward follow the EP descriptors associated to the current alternate setting interface - Open EPs if necessary @@ -1656,8 +1788,11 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * if (tu_desc_type(p_desc) == TUSB_DESC_ENDPOINT) { tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const *) p_desc; +#if USE_ISO_EP_ALLOCATION + TU_ASSERT(usbd_edpt_iso_activate(rhport, desc_ep)); +#else TU_ASSERT(usbd_edpt_open(rhport, desc_ep)); - +#endif uint8_t const ep_addr = desc_ep->bEndpointAddress; //TODO: We need to set EP non busy since this is not taken care of right now in ep_close() - THIS IS A WORKAROUND! @@ -1672,21 +1807,21 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * audio->ep_in_sz = tu_edpt_packet_size(desc_ep); // If software encoding is enabled, parse for the corresponding parameters - doing this here means only AS interfaces with EPs get scanned for parameters -#if CFG_TUD_AUDIO_ENABLE_ENCODING + #if CFG_TUD_AUDIO_ENABLE_ENCODING || CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL audiod_parse_for_AS_params(audio, p_desc_parse_for_params, p_desc_end, itf); // Reconfigure size of support FIFOs - this is necessary to avoid samples to get split in case of a wrap -#if CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING - const uint16_t active_fifo_depth = (uint16_t) ((audio->tx_supp_ff_sz_max / audio->n_bytes_per_sampe_tx) * audio->n_bytes_per_sampe_tx); + #if CFG_TUD_AUDIO_ENABLE_ENCODING && CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING + const uint16_t active_fifo_depth = (uint16_t) ((audio->tx_supp_ff_sz_max / (audio->n_channels_per_ff_tx * audio->n_bytes_per_sampe_tx)) + * (audio->n_channels_per_ff_tx * audio->n_bytes_per_sampe_tx)); for (uint8_t cnt = 0; cnt < audio->n_tx_supp_ff; cnt++) { tu_fifo_config(&audio->tx_supp_ff[cnt], audio->tx_supp_ff[cnt].buffer, active_fifo_depth, 1, true); } audio->n_ff_used_tx = audio->n_channels_tx / audio->n_channels_per_ff_tx; TU_ASSERT( audio->n_ff_used_tx <= audio->n_tx_supp_ff ); -#endif - -#endif + #endif + #endif // Schedule first transmit if alternate interface is not zero i.e. streaming is disabled - in case no sample data is available a ZLP is loaded // It is necessary to trigger this here since the refill is done with an RX FIFO empty interrupt which can only trigger if something was in there @@ -1703,11 +1838,11 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * audio->ep_out_as_intf_num = itf; audio->ep_out_sz = tu_edpt_packet_size(desc_ep); -#if CFG_TUD_AUDIO_ENABLE_DECODING + #if CFG_TUD_AUDIO_ENABLE_DECODING audiod_parse_for_AS_params(audio, p_desc_parse_for_params, p_desc_end, itf); // Reconfigure size of support FIFOs - this is necessary to avoid samples to get split in case of a wrap -#if CFG_TUD_AUDIO_ENABLE_TYPE_I_DECODING + #if CFG_TUD_AUDIO_ENABLE_TYPE_I_DECODING const uint16_t active_fifo_depth = (audio->rx_supp_ff_sz_max / audio->n_bytes_per_sampe_rx) * audio->n_bytes_per_sampe_rx; for (uint8_t cnt = 0; cnt < audio->n_rx_supp_ff; cnt++) { @@ -1715,18 +1850,18 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * } audio->n_ff_used_rx = audio->n_channels_rx / audio->n_channels_per_ff_rx; TU_ASSERT( audio->n_ff_used_rx <= audio->n_rx_supp_ff ); -#endif -#endif + #endif + #endif // Prepare for incoming data -#if USE_LINEAR_BUFFER_RX + #if USE_LINEAR_BUFFER_RX TU_VERIFY(usbd_edpt_xfer(rhport, audio->ep_out, audio->lin_buf_out, audio->ep_out_sz), false); -#else + #else TU_VERIFY(usbd_edpt_xfer_fifo(rhport, audio->ep_out, &audio->ep_out_ff, audio->ep_out_sz), false); -#endif + #endif } -#if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP if (tu_edpt_dir(ep_addr) == TUSB_DIR_IN && desc_ep->bmAttributes.usage == 1) // Check if usage is explicit data feedback { audio->ep_fb = ep_addr; @@ -1735,7 +1870,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * // Enable SOF interrupt if callback is implemented if (tud_audio_feedback_interval_isr) usbd_sof_enable(rhport, true); } -#endif + #endif #endif // CFG_TUD_AUDIO_ENABLE_EP_OUT foundEPs += 1; @@ -1786,7 +1921,7 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * default: break; } } -#endif +#endif // CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP // We are done - abort loop break; @@ -1810,6 +1945,10 @@ static bool audiod_set_interface(uint8_t rhport, tusb_control_request_t const * if (disable) usbd_sof_enable(rhport, false); #endif +#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + audiod_calc_tx_packet_sz(audio); +#endif + tud_control_status(rhport, p_request); return true; @@ -2084,7 +2223,7 @@ bool audiod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3 { if (tud_audio_fb_done_cb) tud_audio_fb_done_cb(func_id); - // Schedule a transmit with the new value if EP is not busy + // Schedule a transmit with the new value if EP is not busy if (!usbd_edpt_busy(rhport, audio->ep_fb)) { // Schedule next transmission - value is changed bytud_audio_n_fb_set() in the meantime or the old value gets sent @@ -2250,7 +2389,20 @@ bool tud_audio_buffer_and_schedule_control_xfer(uint8_t rhport, tusb_control_req if (len > _audiod_fct[func_id].ctrl_buf_sz) len = _audiod_fct[func_id].ctrl_buf_sz; // Copy into buffer - memcpy((void *)_audiod_fct[func_id].ctrl_buf, data, (size_t)len); + TU_VERIFY(0 == tu_memcpy_s(_audiod_fct[func_id].ctrl_buf, _audiod_fct[func_id].ctrl_buf_sz, data, (size_t)len)); + +#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + // Find data for sampling_frequency_control + if (p_request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS && p_request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE) + { + uint8_t entityID = TU_U16_HIGH(p_request->wIndex); + uint8_t ctrlSel = TU_U16_HIGH(p_request->wValue); + if (_audiod_fct[func_id].bclock_id_tx == entityID && ctrlSel == AUDIO_CS_CTRL_SAM_FREQ && p_request->bRequest == AUDIO_CS_REQ_CUR) + { + _audiod_fct[func_id].sample_rate_tx = tu_unaligned_read32(_audiod_fct[func_id].ctrl_buf); + } + } +#endif // Schedule transmit return tud_control_xfer(rhport, p_request, (void*)_audiod_fct[func_id].ctrl_buf, len); @@ -2391,7 +2543,7 @@ static bool audiod_verify_ep_exists(uint8_t ep, uint8_t *func_id) return false; } -#if CFG_TUD_AUDIO_ENABLE_ENCODING || CFG_TUD_AUDIO_ENABLE_DECODING +#if (CFG_TUD_AUDIO_ENABLE_EP_IN && (CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL || CFG_TUD_AUDIO_ENABLE_ENCODING)) || (CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING) // p_desc points to the AS interface of alternate setting zero // itf is the interface number of the corresponding interface - we check if the interface belongs to EP in or EP out to see if it is a TX or RX parameter // Currently, only AS interfaces with an EP (in or out) are supposed to be parsed for! @@ -2429,7 +2581,7 @@ static void audiod_parse_for_AS_params(audiod_function_t* audio, uint8_t const * } #endif -#if CFG_TUD_AUDIO_ENABLE_EP_OUT +#if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING if (as_itf == audio->ep_out_as_intf_num) { audio->n_channels_rx = ((audio_desc_cs_as_interface_t const * )p_desc)->bNrChannels; @@ -2442,7 +2594,7 @@ static void audiod_parse_for_AS_params(audiod_function_t* audio, uint8_t const * } // Look for a Type I Format Type Descriptor(2.3.1.6 - Audio Formats) -#if CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING || CFG_TUD_AUDIO_ENABLE_TYPE_I_DECODING +#if CFG_TUD_AUDIO_ENABLE_TYPE_I_ENCODING || CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL || CFG_TUD_AUDIO_ENABLE_TYPE_I_DECODING if (tu_desc_type(p_desc) == TUSB_DESC_CS_INTERFACE && tu_desc_subtype(p_desc) == AUDIO_CS_AS_INTERFACE_FORMAT_TYPE && ((audio_desc_type_I_format_t const * )p_desc)->bFormatType == AUDIO_FORMAT_TYPE_I) { #if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_ENABLE_EP_OUT @@ -2462,7 +2614,7 @@ static void audiod_parse_for_AS_params(audiod_function_t* audio, uint8_t const * } #endif -#if CFG_TUD_AUDIO_ENABLE_EP_OUT +#if CFG_TUD_AUDIO_ENABLE_EP_OUT && CFG_TUD_AUDIO_ENABLE_DECODING if (as_itf == audio->ep_out_as_intf_num) { audio->n_bytes_per_sampe_rx = ((audio_desc_type_I_format_t const * )p_desc)->bSubslotSize; @@ -2478,6 +2630,96 @@ static void audiod_parse_for_AS_params(audiod_function_t* audio, uint8_t const * } #endif +#if CFG_TUD_AUDIO_ENABLE_EP_IN && CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL + +static bool audiod_calc_tx_packet_sz(audiod_function_t* audio) +{ + TU_VERIFY(audio->format_type_tx == AUDIO_FORMAT_TYPE_I); + TU_VERIFY(audio->n_channels_tx); + TU_VERIFY(audio->n_bytes_per_sampe_tx); + TU_VERIFY(audio->interval_tx); + TU_VERIFY(audio->sample_rate_tx); + + const uint8_t interval = (tud_speed_get() == TUSB_SPEED_FULL) ? audio->interval_tx : 1 << (audio->interval_tx - 1); + + const uint16_t sample_normimal = (uint16_t)(audio->sample_rate_tx * interval / ((tud_speed_get() == TUSB_SPEED_FULL) ? 1000 : 8000)); + const uint16_t sample_reminder = (uint16_t)(audio->sample_rate_tx * interval % ((tud_speed_get() == TUSB_SPEED_FULL) ? 1000 : 8000)); + + const uint16_t packet_sz_tx_min = (uint16_t)((sample_normimal - 1) * audio->n_channels_tx * audio->n_bytes_per_sampe_tx); + const uint16_t packet_sz_tx_norm = (uint16_t)(sample_normimal * audio->n_channels_tx * audio->n_bytes_per_sampe_tx); + const uint16_t packet_sz_tx_max = (uint16_t)((sample_normimal + 1) * audio->n_channels_tx * audio->n_bytes_per_sampe_tx); + + // Endpoint size must larger than packet size + TU_ASSERT(packet_sz_tx_max <= audio->ep_in_sz); + + // Frmt20.pdf 2.3.1.1 USB Packets + if (sample_reminder) + { + // All virtual frame packets must either contain INT(nav) audio slots (small VFP) or INT(nav)+1 (large VFP) audio slots + audio->packet_sz_tx[0] = packet_sz_tx_norm; + audio->packet_sz_tx[1] = packet_sz_tx_norm; + audio->packet_sz_tx[2] = packet_sz_tx_max; + } else + { + // In the case where nav = INT(nav), ni may vary between INT(nav)-1 (small VFP), INT(nav) + // (medium VFP) and INT(nav)+1 (large VFP). + audio->packet_sz_tx[0] = packet_sz_tx_min; + audio->packet_sz_tx[1] = packet_sz_tx_norm; + audio->packet_sz_tx[2] = packet_sz_tx_max; + } + + return true; +} + +static uint16_t audiod_tx_packet_size(const uint16_t* norminal_size, uint16_t data_count, uint16_t fifo_depth, uint16_t max_depth) +{ + // Flow control need a FIFO size of at least 4*Navg + if(norminal_size[1] && norminal_size[1] <= fifo_depth * 4) + { + // Use blackout to prioritize normal size packet + static int ctrl_blackout = 0; + uint16_t packet_size; + uint16_t slot_size = norminal_size[2] - norminal_size[1]; + if (data_count < norminal_size[0]) + { + // If you get here frequently, then your I2S clock deviation is too big ! + packet_size = 0; + } else + if (data_count < fifo_depth / 2 - slot_size && !ctrl_blackout) + { + packet_size = norminal_size[0]; + ctrl_blackout = 10; + } else + if (data_count > fifo_depth / 2 + slot_size && !ctrl_blackout) + { + packet_size = norminal_size[2]; + if(norminal_size[0] == norminal_size[1]) + { + // nav > INT(nav), eg. 44.1k, 88.2k + ctrl_blackout = 0; + } else + { + // nav = INT(nav), eg. 48k, 96k + ctrl_blackout = 10; + } + } else + { + packet_size = norminal_size[1]; + if (ctrl_blackout) + { + ctrl_blackout--; + } + } + // Normally this cap is not necessary + return tu_min16(packet_size, max_depth); + } else + { + return tu_min16(data_count, max_depth); + } +} + +#endif + #if CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP bool tud_audio_n_fb_set(uint8_t func_id, uint32_t feedback) diff --git a/src/class/audio/audio_device.h b/src/class/audio/audio_device.h index 2e39e6049..70bbd7ff6 100644 --- a/src/class/audio/audio_device.h +++ b/src/class/audio/audio_device.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2020 Ha Thach (tinyusb.org) @@ -181,6 +181,11 @@ #endif #endif +// (For TYPE-I format only) Flow control is necessary to allow IN ep send correct amount of data, unless it's a virtual device where data is perfectly synchronized to USB clock. +#ifndef CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL +#define CFG_TUD_AUDIO_EP_IN_FLOW_CONTROL 1 +#endif + // Enable/disable feedback EP (required for asynchronous RX applications) #ifndef CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP #define CFG_TUD_AUDIO_ENABLE_FEEDBACK_EP 0 // Feedback - 0 or 1 @@ -402,6 +407,7 @@ tu_fifo_t* tud_audio_n_get_tx_support_ff (uint8_t func_id, uint8_t ff_i uint16_t tud_audio_int_n_write (uint8_t func_id, uint8_t const* buffer, uint16_t len); #endif + //--------------------------------------------------------------------+ // Application API (Interface0) //--------------------------------------------------------------------+ @@ -483,7 +489,7 @@ TU_ATTR_WEAK void tud_audio_fb_done_cb(uint8_t func_id); // the choice of format is left to the caller and feedback argument is sent as-is. If CFG_TUD_AUDIO_ENABLE_FEEDBACK_FORMAT_CORRECTION is set, then tinyusb // expects 16.16 format and handles the conversion to 10.14 on FS. // -// Note that due to a bug in its USB Audio 2.0 driver, Windows currently requires 16.16 format for _all_ USB 2.0 devices. On Linux and macOS it seems the +// Note that due to a bug in its USB Audio 2.0 driver, Windows currently requires 16.16 format for _all_ USB 2.0 devices. On Linux and macOS it seems the // driver can work with either format. So a good compromise is to keep format correction disabled and stick to 16.16 format. // Feedback value can be determined from within the SOF ISR of the audio driver. This should reduce jitter. If the feature is used, the user can not set the feedback value. diff --git a/src/class/bth/bth_device.c b/src/class/bth/bth_device.c index f96bb3552..f145e2ead 100755 --- a/src/class/bth/bth_device.c +++ b/src/class/bth/bth_device.c @@ -55,7 +55,7 @@ typedef struct //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -CFG_TUSB_MEM_SECTION btd_interface_t _btd_itf; +CFG_TUD_MEM_SECTION btd_interface_t _btd_itf; static bool bt_tx_data(uint8_t ep, void *data, uint16_t len) { @@ -204,7 +204,9 @@ bool btd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t c request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_DEVICE) { // HCI command packet addressing for single function Primary Controllers - TU_VERIFY(request->bRequest == 0 && request->wValue == 0 && request->wIndex == 0); + // also compatible with historical mode if enabled + TU_VERIFY((request->bRequest == 0 && request->wValue == 0 && request->wIndex == 0) || + (CFG_TUD_BTH_HISTORICAL_COMPATIBLE && request->bRequest == 0xe0)); } else if (request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE) { diff --git a/src/class/bth/bth_device.h b/src/class/bth/bth_device.h index 1b90d0915..e782c532b 100755 --- a/src/class/bth/bth_device.h +++ b/src/class/bth/bth_device.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2020 Jerzy Kasenberg @@ -36,10 +36,17 @@ #ifndef CFG_TUD_BTH_EVENT_EPSIZE #define CFG_TUD_BTH_EVENT_EPSIZE 16 #endif + #ifndef CFG_TUD_BTH_DATA_EPSIZE #define CFG_TUD_BTH_DATA_EPSIZE 64 #endif +// Allow BTH class to work in historically compatibility mode where the bRequest is always 0xe0. +// See Bluetooth Core v5.3, Vol. 4, Part B, Section 2.2 +#ifndef CFG_TUD_BTH_HISTORICAL_COMPATIBLE +#define CFG_TUD_BTH_HISTORICAL_COMPATIBLE 0 +#endif + typedef struct TU_ATTR_PACKED { uint16_t op_code; diff --git a/src/class/cdc/cdc.h b/src/class/cdc/cdc.h index e345139ea..5cbd658fe 100644 --- a/src/class/cdc/cdc.h +++ b/src/class/cdc/cdc.h @@ -41,16 +41,6 @@ /** \defgroup ClassDriver_CDC_Common Common Definitions * @{ */ -// TODO remove -/// CDC Pipe ID, used to indicate which pipe the API is addressing to (Notification, Out, In) -typedef enum -{ - CDC_PIPE_NOTIFICATION , ///< Notification pipe - CDC_PIPE_DATA_IN , ///< Data in pipe - CDC_PIPE_DATA_OUT , ///< Data out pipe - CDC_PIPE_ERROR , ///< Invalid Pipe ID -}cdc_pipeid_t; - //--------------------------------------------------------------------+ // CDC Communication Interface Class //--------------------------------------------------------------------+ @@ -146,8 +136,7 @@ typedef enum{ //--------------------------------------------------------------------+ /// Communication Interface Management Element Request Codes -typedef enum -{ +typedef enum { CDC_REQUEST_SEND_ENCAPSULATED_COMMAND = 0x00, ///< is used to issue a command in the format of the supported control protocol of the Communications Class interface CDC_REQUEST_GET_ENCAPSULATED_RESPONSE = 0x01, ///< is used to request a response in the format of the supported control protocol of the Communications Class interface. CDC_REQUEST_SET_COMM_FEATURE = 0x02, @@ -190,15 +179,38 @@ typedef enum CDC_REQUEST_GET_ATM_VC_STATISTICS = 0x53, CDC_REQUEST_MDLM_SEMANTIC_MODEL = 0x60, -}cdc_management_request_t; +} cdc_management_request_t; + +typedef enum { + CDC_CONTROL_LINE_STATE_DTR = 0x01, + CDC_CONTROL_LINE_STATE_RTS = 0x02, +} cdc_control_line_state_t; + +typedef enum { + CDC_LINE_CODING_STOP_BITS_1 = 0, // 1 bit + CDC_LINE_CODING_STOP_BITS_1_5 = 1, // 1.5 bits + CDC_LINE_CODING_STOP_BITS_2 = 2, // 2 bits +} cdc_line_coding_stopbits_t; + +// TODO Backward compatible for typos. Maybe removed in the future release +#define CDC_LINE_CONDING_STOP_BITS_1 CDC_LINE_CODING_STOP_BITS_1 +#define CDC_LINE_CONDING_STOP_BITS_1_5 CDC_LINE_CODING_STOP_BITS_1_5 +#define CDC_LINE_CONDING_STOP_BITS_2 CDC_LINE_CODING_STOP_BITS_2 + +typedef enum { + CDC_LINE_CODING_PARITY_NONE = 0, + CDC_LINE_CODING_PARITY_ODD = 1, + CDC_LINE_CODING_PARITY_EVEN = 2, + CDC_LINE_CODING_PARITY_MARK = 3, + CDC_LINE_CODING_PARITY_SPACE = 4, +} cdc_line_coding_parity_t; //--------------------------------------------------------------------+ -// Management Elemenent Notification (Notification Endpoint) +// Management Element Notification (Notification Endpoint) //--------------------------------------------------------------------+ /// 6.3 Notification Codes -typedef enum -{ +typedef enum { CDC_NOTIF_NETWORK_CONNECTION = 0x00, ///< This notification allows the device to notify the host about network connection status. CDC_NOTIF_RESPONSE_AVAILABLE = 0x01, ///< This notification allows the device to notify the hostthat a response is available. This response can be retrieved with a subsequent \ref CDC_REQUEST_GET_ENCAPSULATED_RESPONSE request. CDC_NOTIF_AUX_JACK_HOOK_STATE = 0x08, @@ -365,7 +377,9 @@ typedef struct TU_ATTR_PACKED uint32_t incoming_distinctive : 1; ///< 0 : Reports only incoming ringing. 1 : Reports incoming distinctive ringing patterns. uint32_t dual_tone_multi_freq : 1; ///< 0 : Cannot report dual tone multi-frequency (DTMF) digits input remotely over the telephone line. 1 : Can report DTMF digits input remotely over the telephone line. uint32_t line_state_change : 1; ///< 0 : Does not support line state change notification. 1 : Does support line state change notification - uint32_t TU_RESERVED : 26; + uint32_t TU_RESERVED0 : 2; + uint32_t TU_RESERVED1 : 16; + uint32_t TU_RESERVED2 : 8; } bmCapabilities; }cdc_desc_func_telephone_call_state_reporting_capabilities_t; @@ -390,9 +404,10 @@ TU_VERIFY_STATIC(sizeof(cdc_line_coding_t) == 7, "size is not correct"); typedef struct TU_ATTR_PACKED { - uint16_t dte_is_present : 1; ///< Indicates to DCE if DTE is presentor not. This signal corresponds to V.24 signal 108/2 and RS-232 signal DTR. - uint16_t half_duplex_carrier_control : 1; - uint16_t : 14; + uint16_t dtr : 1; + uint16_t rts : 1; + uint16_t : 6; + uint16_t : 8; } cdc_line_control_state_t; TU_VERIFY_STATIC(sizeof(cdc_line_control_state_t) == 2, "size is not correct"); diff --git a/src/class/cdc/cdc_device.c b/src/class/cdc/cdc_device.c index fab6f0035..c26264e60 100644 --- a/src/class/cdc/cdc_device.c +++ b/src/class/cdc/cdc_device.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -33,6 +33,13 @@ #include "cdc_device.h" +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUD_CDC_LOG_LEVEL + #define CFG_TUD_CDC_LOG_LEVEL CFG_TUD_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUD_CDC_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ @@ -53,7 +60,7 @@ typedef struct /*------------- From this point, data is not cleared by bus reset -------------*/ char wanted_char; - cdc_line_coding_t line_coding; + TU_ATTR_ALIGNED(4) cdc_line_coding_t line_coding; // FIFO tu_fifo_t rx_ff; @@ -62,10 +69,8 @@ typedef struct uint8_t rx_ff_buf[CFG_TUD_CDC_RX_BUFSIZE]; uint8_t tx_ff_buf[CFG_TUD_CDC_TX_BUFSIZE]; -#if CFG_FIFO_MUTEX - osal_mutex_def_t rx_ff_mutex; - osal_mutex_def_t tx_ff_mutex; -#endif + OSAL_MUTEX_DEF(rx_ff_mutex); + OSAL_MUTEX_DEF(tx_ff_mutex); // Endpoint Transfer buffer CFG_TUSB_MEM_ALIGN uint8_t epout_buf[CFG_TUD_CDC_EP_BUFSIZE]; @@ -78,7 +83,7 @@ typedef struct //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -CFG_TUSB_MEM_SECTION static cdcd_interface_t _cdcd_itf[CFG_TUD_CDC]; +CFG_TUD_MEM_SECTION tu_static cdcd_interface_t _cdcd_itf[CFG_TUD_CDC]; static bool _prep_out_transaction (cdcd_interface_t* p_cdc) { @@ -145,7 +150,7 @@ uint32_t tud_cdc_n_available(uint8_t itf) uint32_t tud_cdc_n_read(uint8_t itf, void* buffer, uint32_t bufsize) { cdcd_interface_t* p_cdc = &_cdcd_itf[itf]; - uint32_t num_read = tu_fifo_read_n(&p_cdc->rx_ff, buffer, (uint16_t) bufsize); + uint32_t num_read = tu_fifo_read_n(&p_cdc->rx_ff, buffer, (uint16_t) TU_MIN(bufsize, UINT16_MAX)); _prep_out_transaction(p_cdc); return num_read; } @@ -168,10 +173,11 @@ void tud_cdc_n_read_flush (uint8_t itf) uint32_t tud_cdc_n_write(uint8_t itf, void const* buffer, uint32_t bufsize) { cdcd_interface_t* p_cdc = &_cdcd_itf[itf]; - uint16_t ret = tu_fifo_write_n(&p_cdc->tx_ff, buffer, (uint16_t) bufsize); + uint16_t ret = tu_fifo_write_n(&p_cdc->tx_ff, buffer, (uint16_t) TU_MIN(bufsize, UINT16_MAX)); // flush if queue more than packet size - if ( tu_fifo_count(&p_cdc->tx_ff) >= BULK_PACKET_SIZE ) + // may need to suppress -Wunreachable-code since most of the time CFG_TUD_CDC_TX_BUFSIZE < BULK_PACKET_SIZE + if ( (tu_fifo_count(&p_cdc->tx_ff) >= BULK_PACKET_SIZE) || ((CFG_TUD_CDC_TX_BUFSIZE < BULK_PACKET_SIZE) && tu_fifo_full(&p_cdc->tx_ff)) ) { tud_cdc_n_write_flush(itf); } @@ -247,10 +253,8 @@ void cdcd_init(void) // In this way, the most current data is prioritized. tu_fifo_config(&p_cdc->tx_ff, p_cdc->tx_ff_buf, TU_ARRAY_SIZE(p_cdc->tx_ff_buf), 1, true); -#if CFG_FIFO_MUTEX tu_fifo_config_mutex(&p_cdc->rx_ff, NULL, osal_mutex_create(&p_cdc->rx_ff_mutex)); tu_fifo_config_mutex(&p_cdc->tx_ff, osal_mutex_create(&p_cdc->tx_ff_mutex), NULL); -#endif } } @@ -356,7 +360,7 @@ bool cdcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t case CDC_REQUEST_SET_LINE_CODING: if (stage == CONTROL_STAGE_SETUP) { - TU_LOG2(" Set Line Coding\r\n"); + TU_LOG_DRV(" Set Line Coding\r\n"); tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t)); } else if ( stage == CONTROL_STAGE_ACK) @@ -368,7 +372,7 @@ bool cdcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t case CDC_REQUEST_GET_LINE_CODING: if (stage == CONTROL_STAGE_SETUP) { - TU_LOG2(" Get Line Coding\r\n"); + TU_LOG_DRV(" Get Line Coding\r\n"); tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t)); } break; @@ -389,11 +393,11 @@ bool cdcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t bool const rts = tu_bit_test(request->wValue, 1); p_cdc->line_state = (uint8_t) request->wValue; - + // Disable fifo overwriting if DTR bit is set tu_fifo_set_overwritable(&p_cdc->tx_ff, !dtr); - TU_LOG2(" Set Control Line State: DTR = %d, RTS = %d\r\n", dtr, rts); + TU_LOG_DRV(" Set Control Line State: DTR = %d, RTS = %d\r\n", dtr, rts); // Invoke callback if ( tud_cdc_line_state_cb ) tud_cdc_line_state_cb(itf, dtr, rts); @@ -406,7 +410,7 @@ bool cdcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t } else if (stage == CONTROL_STAGE_ACK) { - TU_LOG2(" Send Break\r\n"); + TU_LOG_DRV(" Send Break\r\n"); if ( tud_cdc_send_break_cb ) tud_cdc_send_break_cb(itf, request->wValue); } break; @@ -435,8 +439,8 @@ bool cdcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_ // Received new data if ( ep_addr == p_cdc->ep_out ) { - tu_fifo_write_n(&p_cdc->rx_ff, &p_cdc->epout_buf, (uint16_t) xferred_bytes); - + tu_fifo_write_n(&p_cdc->rx_ff, p_cdc->epout_buf, (uint16_t) xferred_bytes); + // Check for wanted char and invoke callback if needed if ( tud_cdc_rx_wanted_cb && (((signed char) p_cdc->wanted_char) != -1) ) { @@ -448,14 +452,14 @@ bool cdcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_ } } } - + // invoke receive callback (if there is still data) if (tud_cdc_rx_cb && !tu_fifo_empty(&p_cdc->rx_ff) ) tud_cdc_rx_cb(itf); - + // prepare for OUT transaction _prep_out_transaction(p_cdc); } - + // Data sent to host, we continue to fetch from tx fifo to send. // Note: This will cause incorrect baudrate set in line coding. // Though maybe the baudrate is not really important !!! diff --git a/src/class/cdc/cdc_device.h b/src/class/cdc/cdc_device.h index fbc7162a3..a6e07aa5c 100644 --- a/src/class/cdc/cdc_device.h +++ b/src/class/cdc/cdc_device.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -27,7 +27,6 @@ #ifndef _TUSB_CDC_DEVICE_H_ #define _TUSB_CDC_DEVICE_H_ -#include "common/tusb_common.h" #include "cdc.h" //--------------------------------------------------------------------+ @@ -81,7 +80,7 @@ int32_t tud_cdc_n_read_char (uint8_t itf); // Clear the received FIFO void tud_cdc_n_read_flush (uint8_t itf); -// Get a byte from FIFO at the specified position without removing it +// Get a byte from FIFO without removing it bool tud_cdc_n_peek (uint8_t itf, uint8_t* ui8); // Write bytes to TX FIFO, data may remain in the FIFO for a while @@ -135,7 +134,7 @@ TU_ATTR_WEAK void tud_cdc_rx_cb(uint8_t itf); // Invoked when received `wanted_char` TU_ATTR_WEAK void tud_cdc_rx_wanted_cb(uint8_t itf, char wanted_char); -// Invoked when space becomes available in TX buffer +// Invoked when a TX is complete and therefore space becomes available in TX buffer TU_ATTR_WEAK void tud_cdc_tx_complete_cb(uint8_t itf); // Invoked when line state DTR & RTS are changed via SET_CONTROL_LINE_STATE diff --git a/src/class/cdc/cdc_host.c b/src/class/cdc/cdc_host.c index ee824cb4e..5bdd41f1f 100644 --- a/src/class/cdc/cdc_host.c +++ b/src/class/cdc/cdc_host.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -22,6 +22,9 @@ * THE SOFTWARE. * * This file is part of the TinyUSB stack. + * + * Contribution + * - Heiko Kuester: CH34x support */ #include "tusb_option.h" @@ -29,232 +32,1639 @@ #if (CFG_TUH_ENABLED && CFG_TUH_CDC) #include "host/usbh.h" -#include "host/usbh_classdriver.h" +#include "host/usbh_pvt.h" #include "cdc_host.h" +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUH_CDC_LOG_LEVEL + #define CFG_TUH_CDC_LOG_LEVEL CFG_TUH_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUH_CDC_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ -// MACRO CONSTANT TYPEDEF +// Host CDC Interface //--------------------------------------------------------------------+ + typedef struct { - uint8_t itf_num; - uint8_t itf_protocol; + uint8_t daddr; + uint8_t bInterfaceNumber; + uint8_t bInterfaceSubClass; + uint8_t bInterfaceProtocol; uint8_t ep_notif; - uint8_t ep_in; - uint8_t ep_out; - + uint8_t serial_drid; // Serial Driver ID + bool mounted; // Enumeration is complete cdc_acm_capability_t acm_capability; -} cdch_data_t; + TU_ATTR_ALIGNED(4) cdc_line_coding_t line_coding; // Baudrate, stop bits, parity, data width + uint8_t line_state; // DTR (bit0), RTS (bit1) + + #if CFG_TUH_CDC_FTDI || CFG_TUH_CDC_CP210X || CFG_TUH_CDC_CH34X + cdc_line_coding_t requested_line_coding; + // 1 byte padding + #endif + + tuh_xfer_cb_t user_control_cb; + + struct { + tu_edpt_stream_t tx; + tu_edpt_stream_t rx; + + uint8_t tx_ff_buf[CFG_TUH_CDC_TX_BUFSIZE]; + CFG_TUH_MEM_ALIGN uint8_t tx_ep_buf[CFG_TUH_CDC_TX_EPSIZE]; + + uint8_t rx_ff_buf[CFG_TUH_CDC_TX_BUFSIZE]; + CFG_TUH_MEM_ALIGN uint8_t rx_ep_buf[CFG_TUH_CDC_TX_EPSIZE]; + } stream; +} cdch_interface_t; + +CFG_TUH_MEM_SECTION +static cdch_interface_t cdch_data[CFG_TUH_CDC]; + +//--------------------------------------------------------------------+ +// Serial Driver +//--------------------------------------------------------------------+ + +//------------- ACM prototypes -------------// +static bool acm_open(uint8_t daddr, tusb_desc_interface_t const *itf_desc, uint16_t max_len); +static void acm_process_config(tuh_xfer_t* xfer); + +static bool acm_set_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool acm_set_data_format(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool acm_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool acm_set_control_line_state(cdch_interface_t* p_cdc, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data); + +//------------- FTDI prototypes -------------// +#if CFG_TUH_CDC_FTDI +#include "serial/ftdi_sio.h" + +static uint16_t const ftdi_vid_pid_list[][2] = {CFG_TUH_CDC_FTDI_VID_PID_LIST}; + +static bool ftdi_open(uint8_t daddr, const tusb_desc_interface_t *itf_desc, uint16_t max_len); +static void ftdi_process_config(tuh_xfer_t* xfer); + +static bool ftdi_sio_set_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool ftdi_set_data_format(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool ftdi_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool ftdi_sio_set_modem_ctrl(cdch_interface_t* p_cdc, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +#endif + +//------------- CP210X prototypes -------------// +#if CFG_TUH_CDC_CP210X +#include "serial/cp210x.h" + +static uint16_t const cp210x_vid_pid_list[][2] = {CFG_TUH_CDC_CP210X_VID_PID_LIST}; + +static bool cp210x_open(uint8_t daddr, tusb_desc_interface_t const *itf_desc, uint16_t max_len); +static void cp210x_process_config(tuh_xfer_t* xfer); + +static bool cp210x_set_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool cp210x_set_data_format(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool cp210x_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool cp210x_set_modem_ctrl(cdch_interface_t* p_cdc, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +#endif + +//------------- CH34x prototypes -------------// +#if CFG_TUH_CDC_CH34X +#include "serial/ch34x.h" + +static uint16_t const ch34x_vid_pid_list[][2] = {CFG_TUH_CDC_CH34X_VID_PID_LIST}; + +static bool ch34x_open(uint8_t daddr, tusb_desc_interface_t const* itf_desc, uint16_t max_len); +static void ch34x_process_config(tuh_xfer_t* xfer); + +static bool ch34x_set_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool ch34x_set_data_format(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool ch34x_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +static bool ch34x_set_modem_ctrl(cdch_interface_t* p_cdc, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +#endif + +//------------- Common -------------// +enum { + SERIAL_DRIVER_ACM = 0, + +#if CFG_TUH_CDC_FTDI + SERIAL_DRIVER_FTDI, +#endif + +#if CFG_TUH_CDC_CP210X + SERIAL_DRIVER_CP210X, +#endif + +#if CFG_TUH_CDC_CH34X + SERIAL_DRIVER_CH34X, +#endif + + SERIAL_DRIVER_COUNT +}; + +typedef struct { + uint16_t const (*vid_pid_list)[2]; + uint16_t const vid_pid_count; + bool (*const open)(uint8_t daddr, const tusb_desc_interface_t *itf_desc, uint16_t max_len); + void (*const process_set_config)(tuh_xfer_t* xfer); + bool (*const set_control_line_state)(cdch_interface_t* p_cdc, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data); + bool (*const set_baudrate)(cdch_interface_t* p_cdc, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data); + bool (*const set_data_format)(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, tuh_xfer_cb_t complete_cb, uintptr_t user_data); + bool (*const set_line_coding)(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data); +} cdch_serial_driver_t; + +// Note driver list must be in the same order as SERIAL_DRIVER enum +static const cdch_serial_driver_t serial_drivers[] = { + { + .vid_pid_list = NULL, + .vid_pid_count = 0, + .open = acm_open, + .process_set_config = acm_process_config, + .set_control_line_state = acm_set_control_line_state, + .set_baudrate = acm_set_baudrate, + .set_data_format = acm_set_data_format, + .set_line_coding = acm_set_line_coding + }, + + #if CFG_TUH_CDC_FTDI + { + .vid_pid_list = ftdi_vid_pid_list, + .vid_pid_count = TU_ARRAY_SIZE(ftdi_vid_pid_list), + .open = ftdi_open, + .process_set_config = ftdi_process_config, + .set_control_line_state = ftdi_sio_set_modem_ctrl, + .set_baudrate = ftdi_sio_set_baudrate, + .set_data_format = ftdi_set_data_format, + .set_line_coding = ftdi_set_line_coding + }, + #endif + + #if CFG_TUH_CDC_CP210X + { + .vid_pid_list = cp210x_vid_pid_list, + .vid_pid_count = TU_ARRAY_SIZE(cp210x_vid_pid_list), + .open = cp210x_open, + .process_set_config = cp210x_process_config, + .set_control_line_state = cp210x_set_modem_ctrl, + .set_baudrate = cp210x_set_baudrate, + .set_data_format = cp210x_set_data_format, + .set_line_coding = cp210x_set_line_coding + }, + #endif + + #if CFG_TUH_CDC_CH34X + { + .vid_pid_list = ch34x_vid_pid_list, + .vid_pid_count = TU_ARRAY_SIZE(ch34x_vid_pid_list), + .open = ch34x_open, + .process_set_config = ch34x_process_config, + .set_control_line_state = ch34x_set_modem_ctrl, + .set_baudrate = ch34x_set_baudrate, + .set_data_format = ch34x_set_data_format, + .set_line_coding = ch34x_set_line_coding + }, + #endif +}; + +TU_VERIFY_STATIC(TU_ARRAY_SIZE(serial_drivers) == SERIAL_DRIVER_COUNT, "Serial driver count mismatch"); //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -static cdch_data_t cdch_data[CFG_TUH_DEVICE_MAX]; -static inline cdch_data_t* get_itf(uint8_t dev_addr) -{ - return &cdch_data[dev_addr-1]; -} +static inline cdch_interface_t* get_itf(uint8_t idx) { + TU_ASSERT(idx < CFG_TUH_CDC, NULL); + cdch_interface_t* p_cdc = &cdch_data[idx]; -bool tuh_cdc_mounted(uint8_t dev_addr) -{ - cdch_data_t* cdc = get_itf(dev_addr); - return cdc->ep_in && cdc->ep_out; + return (p_cdc->daddr != 0) ? p_cdc : NULL; } -bool tuh_cdc_is_busy(uint8_t dev_addr, cdc_pipeid_t pipeid) -{ - if ( !tuh_cdc_mounted(dev_addr) ) return false; +static inline uint8_t get_idx_by_ep_addr(uint8_t daddr, uint8_t ep_addr) { + for(uint8_t i=0; i<CFG_TUH_CDC; i++) { + cdch_interface_t* p_cdc = &cdch_data[i]; + if ( (p_cdc->daddr == daddr) && + (ep_addr == p_cdc->ep_notif || ep_addr == p_cdc->stream.rx.ep_addr || ep_addr == p_cdc->stream.tx.ep_addr)) { + return i; + } + } - cdch_data_t const * p_cdc = get_itf(dev_addr); + return TUSB_INDEX_INVALID_8; +} - switch (pipeid) - { - case CDC_PIPE_NOTIFICATION: - return usbh_edpt_busy(dev_addr, p_cdc->ep_notif ); +static cdch_interface_t* make_new_itf(uint8_t daddr, tusb_desc_interface_t const *itf_desc) { + for(uint8_t i=0; i<CFG_TUH_CDC; i++) { + if (cdch_data[i].daddr == 0) { + cdch_interface_t* p_cdc = &cdch_data[i]; + p_cdc->daddr = daddr; + p_cdc->bInterfaceNumber = itf_desc->bInterfaceNumber; + p_cdc->bInterfaceSubClass = itf_desc->bInterfaceSubClass; + p_cdc->bInterfaceProtocol = itf_desc->bInterfaceProtocol; + p_cdc->line_state = 0; + return p_cdc; + } + } - case CDC_PIPE_DATA_IN: - return usbh_edpt_busy(dev_addr, p_cdc->ep_in ); + return NULL; +} - case CDC_PIPE_DATA_OUT: - return usbh_edpt_busy(dev_addr, p_cdc->ep_out ); +static bool open_ep_stream_pair(cdch_interface_t* p_cdc , tusb_desc_endpoint_t const *desc_ep); +static void set_config_complete(cdch_interface_t * p_cdc, uint8_t idx, uint8_t itf_num); +static void cdch_internal_control_complete(tuh_xfer_t* xfer); - default: - return false; +//--------------------------------------------------------------------+ +// APPLICATION API +//--------------------------------------------------------------------+ + +uint8_t tuh_cdc_itf_get_index(uint8_t daddr, uint8_t itf_num) { + for (uint8_t i = 0; i < CFG_TUH_CDC; i++) { + const cdch_interface_t* p_cdc = &cdch_data[i]; + if (p_cdc->daddr == daddr && p_cdc->bInterfaceNumber == itf_num) return i; } + + return TUSB_INDEX_INVALID_8; +} + +bool tuh_cdc_itf_get_info(uint8_t idx, tuh_itf_info_t* info) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc && info); + + info->daddr = p_cdc->daddr; + + // re-construct descriptor + tusb_desc_interface_t* desc = &info->desc; + desc->bLength = sizeof(tusb_desc_interface_t); + desc->bDescriptorType = TUSB_DESC_INTERFACE; + + desc->bInterfaceNumber = p_cdc->bInterfaceNumber; + desc->bAlternateSetting = 0; + desc->bNumEndpoints = 2u + (p_cdc->ep_notif ? 1u : 0u); + desc->bInterfaceClass = TUSB_CLASS_CDC; + desc->bInterfaceSubClass = p_cdc->bInterfaceSubClass; + desc->bInterfaceProtocol = p_cdc->bInterfaceProtocol; + desc->iInterface = 0; // not used yet + + return true; +} + +bool tuh_cdc_mounted(uint8_t idx) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + return p_cdc->mounted; +} + +bool tuh_cdc_get_dtr(uint8_t idx) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + return (p_cdc->line_state & CDC_CONTROL_LINE_STATE_DTR) ? true : false; +} + +bool tuh_cdc_get_rts(uint8_t idx) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + return (p_cdc->line_state & CDC_CONTROL_LINE_STATE_RTS) ? true : false; +} + +bool tuh_cdc_get_local_line_coding(uint8_t idx, cdc_line_coding_t* line_coding) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + *line_coding = p_cdc->line_coding; + + return true; } //--------------------------------------------------------------------+ -// APPLICATION API (parameter validation needed) +// Write //--------------------------------------------------------------------+ -bool tuh_cdc_serial_is_mounted(uint8_t dev_addr) -{ - // TODO consider all AT Command as serial candidate - return tuh_cdc_mounted(dev_addr) && - (cdch_data[dev_addr-1].itf_protocol <= CDC_COMM_PROTOCOL_ATCOMMAND_CDMA); + +uint32_t tuh_cdc_write(uint8_t idx, void const* buffer, uint32_t bufsize) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + return tu_edpt_stream_write(&p_cdc->stream.tx, buffer, bufsize); +} + +uint32_t tuh_cdc_write_flush(uint8_t idx) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + return tu_edpt_stream_write_xfer(&p_cdc->stream.tx); +} + +bool tuh_cdc_write_clear(uint8_t idx) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + return tu_edpt_stream_clear(&p_cdc->stream.tx); +} + +uint32_t tuh_cdc_write_available(uint8_t idx) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + return tu_edpt_stream_write_available(&p_cdc->stream.tx); } -bool tuh_cdc_send(uint8_t dev_addr, void const * p_data, uint32_t length, bool is_notify) -{ - (void) is_notify; - TU_VERIFY( tuh_cdc_mounted(dev_addr) ); - TU_VERIFY( p_data != NULL && length); +//--------------------------------------------------------------------+ +// Read +//--------------------------------------------------------------------+ - uint8_t const ep_out = cdch_data[dev_addr-1].ep_out; - if ( usbh_edpt_busy(dev_addr, ep_out) ) return false; +uint32_t tuh_cdc_read (uint8_t idx, void* buffer, uint32_t bufsize) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); - return usbh_edpt_xfer(dev_addr, ep_out, (void*)(uintptr_t) p_data, (uint16_t) length); + return tu_edpt_stream_read(&p_cdc->stream.rx, buffer, bufsize); } -bool tuh_cdc_receive(uint8_t dev_addr, void * p_buffer, uint32_t length, bool is_notify) -{ - (void) is_notify; - TU_VERIFY( tuh_cdc_mounted(dev_addr) ); - TU_VERIFY( p_buffer != NULL && length ); +uint32_t tuh_cdc_read_available(uint8_t idx) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); + + return tu_edpt_stream_read_available(&p_cdc->stream.rx); +} - uint8_t const ep_in = cdch_data[dev_addr-1].ep_in; - if ( usbh_edpt_busy(dev_addr, ep_in) ) return false; +bool tuh_cdc_peek(uint8_t idx, uint8_t* ch) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); - return usbh_edpt_xfer(dev_addr, ep_in, p_buffer, (uint16_t) length); + return tu_edpt_stream_peek(&p_cdc->stream.rx, ch); } -bool tuh_cdc_set_control_line_state(uint8_t dev_addr, bool dtr, bool rts, tuh_xfer_cb_t complete_cb) -{ - cdch_data_t const * p_cdc = get_itf(dev_addr); +bool tuh_cdc_read_clear (uint8_t idx) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc); - tusb_control_request_t const request = - { - .bmRequestType_bit = + bool ret = tu_edpt_stream_clear(&p_cdc->stream.rx); + tu_edpt_stream_read_xfer(&p_cdc->stream.rx); + return ret; +} + +//--------------------------------------------------------------------+ +// Control Endpoint API +//--------------------------------------------------------------------+ + +static void process_internal_control_complete(tuh_xfer_t* xfer, uint8_t itf_num) { + uint8_t idx = tuh_cdc_itf_get_index(xfer->daddr, itf_num); + cdch_interface_t* p_cdc = get_itf(idx); + TU_ASSERT(p_cdc, ); + uint16_t const value = tu_le16toh(xfer->setup->wValue); + + if (xfer->result == XFER_RESULT_SUCCESS) { + switch (p_cdc->serial_drid) { + case SERIAL_DRIVER_ACM: + switch (xfer->setup->bRequest) { + case CDC_REQUEST_SET_CONTROL_LINE_STATE: + p_cdc->line_state = (uint8_t) value; + break; + + case CDC_REQUEST_SET_LINE_CODING: { + uint16_t const len = tu_min16(sizeof(cdc_line_coding_t), tu_le16toh(xfer->setup->wLength)); + memcpy(&p_cdc->line_coding, xfer->buffer, len); + break; + } + + default: break; + } + break; + + #if CFG_TUH_CDC_FTDI + case SERIAL_DRIVER_FTDI: + switch (xfer->setup->bRequest) { + case FTDI_SIO_MODEM_CTRL: + p_cdc->line_state = (uint8_t) value; + break; + + case FTDI_SIO_SET_BAUD_RATE: + p_cdc->line_coding.bit_rate = p_cdc->requested_line_coding.bit_rate; + break; + + default: break; + } + break; + #endif + + #if CFG_TUH_CDC_CP210X + case SERIAL_DRIVER_CP210X: + switch(xfer->setup->bRequest) { + case CP210X_SET_MHS: + p_cdc->line_state = (uint8_t) value; + break; + + case CP210X_SET_BAUDRATE: { + uint32_t baudrate; + memcpy(&baudrate, xfer->buffer, sizeof(uint32_t)); + p_cdc->line_coding.bit_rate = tu_le32toh(baudrate); + break; + } + + default: break; + } + break; + #endif + + #if CFG_TUH_CDC_CH34X + case SERIAL_DRIVER_CH34X: + switch (xfer->setup->bRequest) { + case CH34X_REQ_WRITE_REG: + // register write request + switch (value) { + case CH34X_REG16_DIVISOR_PRESCALER: + // baudrate + p_cdc->line_coding.bit_rate = p_cdc->requested_line_coding.bit_rate; + break; + + case CH32X_REG16_LCR2_LCR: + // data format + p_cdc->line_coding.stop_bits = p_cdc->requested_line_coding.stop_bits; + p_cdc->line_coding.parity = p_cdc->requested_line_coding.parity; + p_cdc->line_coding.data_bits = p_cdc->requested_line_coding.data_bits; + break; + + default: break; + } + break; + + case CH34X_REQ_MODEM_CTRL: { + // set modem controls RTS/DTR request. Note: signals are inverted + uint16_t const modem_signal = ~value; + if (modem_signal & CH34X_BIT_RTS) { + p_cdc->line_state |= CDC_CONTROL_LINE_STATE_RTS; + } else { + p_cdc->line_state &= (uint8_t) ~CDC_CONTROL_LINE_STATE_RTS; + } + + if (modem_signal & CH34X_BIT_DTR) { + p_cdc->line_state |= CDC_CONTROL_LINE_STATE_DTR; + } else { + p_cdc->line_state &= (uint8_t) ~CDC_CONTROL_LINE_STATE_DTR; + } + break; + } + + default: break; + } + break; + #endif + + default: break; + } + } + + xfer->complete_cb = p_cdc->user_control_cb; + if (xfer->complete_cb) { + xfer->complete_cb(xfer); + } +} + +// internal control complete to update state such as line state, encoding +static void cdch_internal_control_complete(tuh_xfer_t* xfer) { + uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); + process_internal_control_complete(xfer, itf_num); +} + +bool tuh_cdc_set_control_line_state(uint8_t idx, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc && p_cdc->serial_drid < SERIAL_DRIVER_COUNT); + cdch_serial_driver_t const* driver = &serial_drivers[p_cdc->serial_drid]; + + if (complete_cb) { + return driver->set_control_line_state(p_cdc, line_state, complete_cb, user_data); + } else { + // blocking + xfer_result_t result = XFER_RESULT_INVALID; + bool ret = driver->set_control_line_state(p_cdc, line_state, complete_cb, (uintptr_t) &result); + + if (user_data) { + // user_data is not NULL, return result via user_data + *((xfer_result_t*) user_data) = result; + } + + TU_VERIFY(ret && result == XFER_RESULT_SUCCESS); + p_cdc->line_state = (uint8_t) line_state; + return true; + } +} + +bool tuh_cdc_set_baudrate(uint8_t idx, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc && p_cdc->serial_drid < SERIAL_DRIVER_COUNT); + cdch_serial_driver_t const* driver = &serial_drivers[p_cdc->serial_drid]; + + if (complete_cb) { + return driver->set_baudrate(p_cdc, baudrate, complete_cb, user_data); + } else { + // blocking + xfer_result_t result = XFER_RESULT_INVALID; + bool ret = driver->set_baudrate(p_cdc, baudrate, complete_cb, (uintptr_t) &result); + + if (user_data) { + // user_data is not NULL, return result via user_data + *((xfer_result_t*) user_data) = result; + } + + TU_VERIFY(ret && result == XFER_RESULT_SUCCESS); + p_cdc->line_coding.bit_rate = baudrate; + return true; + } +} + +bool tuh_cdc_set_data_format(uint8_t idx, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc && p_cdc->serial_drid < SERIAL_DRIVER_COUNT); + cdch_serial_driver_t const* driver = &serial_drivers[p_cdc->serial_drid]; + + if (complete_cb) { + return driver->set_data_format(p_cdc, stop_bits, parity, data_bits, complete_cb, user_data); + } else { + // blocking + xfer_result_t result = XFER_RESULT_INVALID; + bool ret = driver->set_data_format(p_cdc, stop_bits, parity, data_bits, complete_cb, (uintptr_t) &result); + + if (user_data) { + // user_data is not NULL, return result via user_data + *((xfer_result_t*) user_data) = result; + } + + TU_VERIFY(ret && result == XFER_RESULT_SUCCESS); + p_cdc->line_coding.stop_bits = stop_bits; + p_cdc->line_coding.parity = parity; + p_cdc->line_coding.data_bits = data_bits; + return true; + } +} + +bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + cdch_interface_t* p_cdc = get_itf(idx); + TU_VERIFY(p_cdc && p_cdc->serial_drid < SERIAL_DRIVER_COUNT); + cdch_serial_driver_t const* driver = &serial_drivers[p_cdc->serial_drid]; + + if ( complete_cb ) { + return driver->set_line_coding(p_cdc, line_coding, complete_cb, user_data); + } else { + // blocking + xfer_result_t result = XFER_RESULT_INVALID; + bool ret = driver->set_line_coding(p_cdc, line_coding, complete_cb, (uintptr_t) &result); + + if (user_data) { + // user_data is not NULL, return result via user_data + *((xfer_result_t*) user_data) = result; + } + + TU_VERIFY(ret && result == XFER_RESULT_SUCCESS); + p_cdc->line_coding = *line_coding; + return true; + } +} + +//--------------------------------------------------------------------+ +// CLASS-USBH API +//--------------------------------------------------------------------+ + +bool cdch_init(void) { + TU_LOG_DRV("sizeof(cdch_interface_t) = %u\r\n", sizeof(cdch_interface_t)); + tu_memclr(cdch_data, sizeof(cdch_data)); + for (size_t i = 0; i < CFG_TUH_CDC; i++) { + cdch_interface_t* p_cdc = &cdch_data[i]; + tu_edpt_stream_init(&p_cdc->stream.tx, true, true, false, + p_cdc->stream.tx_ff_buf, CFG_TUH_CDC_TX_BUFSIZE, + p_cdc->stream.tx_ep_buf, CFG_TUH_CDC_TX_EPSIZE); + + tu_edpt_stream_init(&p_cdc->stream.rx, true, false, false, + p_cdc->stream.rx_ff_buf, CFG_TUH_CDC_RX_BUFSIZE, + p_cdc->stream.rx_ep_buf, CFG_TUH_CDC_RX_EPSIZE); + } + + return true; +} + +bool cdch_deinit(void) { + for (size_t i = 0; i < CFG_TUH_CDC; i++) { + cdch_interface_t* p_cdc = &cdch_data[i]; + tu_edpt_stream_deinit(&p_cdc->stream.tx); + tu_edpt_stream_deinit(&p_cdc->stream.rx); + } + return true; +} + +void cdch_close(uint8_t daddr) { + for (uint8_t idx = 0; idx < CFG_TUH_CDC; idx++) { + cdch_interface_t* p_cdc = &cdch_data[idx]; + if (p_cdc->daddr == daddr) { + TU_LOG_DRV(" CDCh close addr = %u index = %u\r\n", daddr, idx); + + // Invoke application callback + if (tuh_cdc_umount_cb) tuh_cdc_umount_cb(idx); + + p_cdc->daddr = 0; + p_cdc->bInterfaceNumber = 0; + p_cdc->mounted = false; + tu_edpt_stream_close(&p_cdc->stream.tx); + tu_edpt_stream_close(&p_cdc->stream.rx); + } + } +} + +bool cdch_xfer_cb(uint8_t daddr, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes) { + // TODO handle stall response, retry failed transfer ... + TU_ASSERT(event == XFER_RESULT_SUCCESS); + + uint8_t const idx = get_idx_by_ep_addr(daddr, ep_addr); + cdch_interface_t * p_cdc = get_itf(idx); + TU_ASSERT(p_cdc); + + if ( ep_addr == p_cdc->stream.tx.ep_addr ) { + // invoke tx complete callback to possibly refill tx fifo + if (tuh_cdc_tx_complete_cb) tuh_cdc_tx_complete_cb(idx); + + if ( 0 == tu_edpt_stream_write_xfer(&p_cdc->stream.tx) ) { + // If there is no data left, a ZLP should be sent if: + // - xferred_bytes is multiple of EP Packet size and not zero + tu_edpt_stream_write_zlp_if_needed(&p_cdc->stream.tx, xferred_bytes); + } + } else if ( ep_addr == p_cdc->stream.rx.ep_addr ) { + #if CFG_TUH_CDC_FTDI + if (p_cdc->serial_drid == SERIAL_DRIVER_FTDI) { + // FTDI reserve 2 bytes for status + // uint8_t status[2] = {p_cdc->stream.rx.ep_buf[0], p_cdc->stream.rx.ep_buf[1]}; + tu_edpt_stream_read_xfer_complete_offset(&p_cdc->stream.rx, xferred_bytes, 2); + }else + #endif { + tu_edpt_stream_read_xfer_complete(&p_cdc->stream.rx, xferred_bytes); + } + + // invoke receive callback + if (tuh_cdc_rx_cb) tuh_cdc_rx_cb(idx); + + // prepare for next transfer if needed + tu_edpt_stream_read_xfer(&p_cdc->stream.rx); + }else if ( ep_addr == p_cdc->ep_notif ) { + // TODO handle notification endpoint + }else { + TU_ASSERT(false); + } + + return true; +} + +//--------------------------------------------------------------------+ +// Enumeration +//--------------------------------------------------------------------+ + +static bool open_ep_stream_pair(cdch_interface_t* p_cdc, tusb_desc_endpoint_t const* desc_ep) { + for (size_t i = 0; i < 2; i++) { + TU_ASSERT(TUSB_DESC_ENDPOINT == desc_ep->bDescriptorType && + TUSB_XFER_BULK == desc_ep->bmAttributes.xfer); + TU_ASSERT(tuh_edpt_open(p_cdc->daddr, desc_ep)); + + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN) { + tu_edpt_stream_open(&p_cdc->stream.rx, p_cdc->daddr, desc_ep); + } else { + tu_edpt_stream_open(&p_cdc->stream.tx, p_cdc->daddr, desc_ep); + } + + desc_ep = (tusb_desc_endpoint_t const*) tu_desc_next(desc_ep); + } + + return true; +} + +bool cdch_open(uint8_t rhport, uint8_t daddr, tusb_desc_interface_t const *itf_desc, uint16_t max_len) { + (void) rhport; + + // For CDC: only support ACM subclass + // Note: Protocol 0xFF can be RNDIS device + if (TUSB_CLASS_CDC == itf_desc->bInterfaceClass && + CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL == itf_desc->bInterfaceSubClass) { + return acm_open(daddr, itf_desc, max_len); + } + else if (SERIAL_DRIVER_COUNT > 1 && + TUSB_CLASS_VENDOR_SPECIFIC == itf_desc->bInterfaceClass) { + uint16_t vid, pid; + TU_VERIFY(tuh_vid_pid_get(daddr, &vid, &pid)); + + for (size_t dr = 1; dr < SERIAL_DRIVER_COUNT; dr++) { + cdch_serial_driver_t const* driver = &serial_drivers[dr]; + for (size_t i = 0; i < driver->vid_pid_count; i++) { + if (driver->vid_pid_list[i][0] == vid && driver->vid_pid_list[i][1] == pid) { + return driver->open(daddr, itf_desc, max_len); + } + } + } + } + + return false; +} + +static void set_config_complete(cdch_interface_t * p_cdc, uint8_t idx, uint8_t itf_num) { + TU_LOG_DRV("CDCh Set Configure complete\r\n"); + p_cdc->mounted = true; + if (tuh_cdc_mount_cb) tuh_cdc_mount_cb(idx); + + // Prepare for incoming data + tu_edpt_stream_read_xfer(&p_cdc->stream.rx); + + // notify usbh that driver enumeration is complete + usbh_driver_set_config_complete(p_cdc->daddr, itf_num); +} + +bool cdch_set_config(uint8_t daddr, uint8_t itf_num) { + tusb_control_request_t request; + request.wIndex = tu_htole16((uint16_t) itf_num); + + // fake transfer to kick-off process + tuh_xfer_t xfer; + xfer.daddr = daddr; + xfer.result = XFER_RESULT_SUCCESS; + xfer.setup = &request; + xfer.user_data = 0; // initial state + + uint8_t const idx = tuh_cdc_itf_get_index(daddr, itf_num); + cdch_interface_t * p_cdc = get_itf(idx); + TU_ASSERT(p_cdc && p_cdc->serial_drid < SERIAL_DRIVER_COUNT); + + serial_drivers[p_cdc->serial_drid].process_set_config(&xfer); + return true; +} + +//--------------------------------------------------------------------+ +// ACM +//--------------------------------------------------------------------+ + +enum { + CONFIG_ACM_SET_CONTROL_LINE_STATE = 0, + CONFIG_ACM_SET_LINE_CODING, + CONFIG_ACM_COMPLETE, +}; + +static bool acm_open(uint8_t daddr, tusb_desc_interface_t const* itf_desc, uint16_t max_len) { + uint8_t const* p_desc_end = ((uint8_t const*) itf_desc) + max_len; + + cdch_interface_t* p_cdc = make_new_itf(daddr, itf_desc); + TU_VERIFY(p_cdc); + p_cdc->serial_drid = SERIAL_DRIVER_ACM; + + //------------- Control Interface -------------// + uint8_t const* p_desc = tu_desc_next(itf_desc); + + // Communication Functional Descriptors + while ((p_desc < p_desc_end) && (TUSB_DESC_CS_INTERFACE == tu_desc_type(p_desc))) { + if (CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT == cdc_functional_desc_typeof(p_desc)) { + // save ACM bmCapabilities + p_cdc->acm_capability = ((cdc_desc_func_acm_t const*) p_desc)->bmCapabilities; + } + + p_desc = tu_desc_next(p_desc); + } + + // Open notification endpoint of control interface if any + if (itf_desc->bNumEndpoints == 1) { + TU_ASSERT(TUSB_DESC_ENDPOINT == tu_desc_type(p_desc)); + tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const*) p_desc; + + TU_ASSERT(tuh_edpt_open(daddr, desc_ep)); + p_cdc->ep_notif = desc_ep->bEndpointAddress; + + p_desc = tu_desc_next(p_desc); + } + + //------------- Data Interface (if any) -------------// + if ((TUSB_DESC_INTERFACE == tu_desc_type(p_desc)) && + (TUSB_CLASS_CDC_DATA == ((tusb_desc_interface_t const*) p_desc)->bInterfaceClass)) { + // next to endpoint descriptor + p_desc = tu_desc_next(p_desc); + + // data endpoints expected to be in pairs + TU_ASSERT(open_ep_stream_pair(p_cdc, (tusb_desc_endpoint_t const*) p_desc)); + } + + return true; +} + +static void acm_process_config(tuh_xfer_t* xfer) { + uintptr_t const state = xfer->user_data; + uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); + uint8_t const idx = tuh_cdc_itf_get_index(xfer->daddr, itf_num); + cdch_interface_t* p_cdc = get_itf(idx); + TU_ASSERT(p_cdc,); + + switch (state) { + case CONFIG_ACM_SET_CONTROL_LINE_STATE: + #if CFG_TUH_CDC_LINE_CONTROL_ON_ENUM + if (p_cdc->acm_capability.support_line_request) { + TU_ASSERT(acm_set_control_line_state(p_cdc, CFG_TUH_CDC_LINE_CONTROL_ON_ENUM, acm_process_config, CONFIG_ACM_SET_LINE_CODING),); + break; + } + #endif + TU_ATTR_FALLTHROUGH; + + case CONFIG_ACM_SET_LINE_CODING: + #ifdef CFG_TUH_CDC_LINE_CODING_ON_ENUM + if (p_cdc->acm_capability.support_line_request) { + cdc_line_coding_t line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM; + TU_ASSERT(acm_set_line_coding(p_cdc, &line_coding, acm_process_config, CONFIG_ACM_COMPLETE),); + break; + } + #endif + TU_ATTR_FALLTHROUGH; + + case CONFIG_ACM_COMPLETE: + // itf_num+1 to account for data interface as well + set_config_complete(p_cdc, idx, itf_num + 1); + break; + + default: + break; + } +} + +static bool acm_set_control_line_state(cdch_interface_t* p_cdc, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + TU_VERIFY(p_cdc->acm_capability.support_line_request); + TU_LOG_DRV("CDC ACM Set Control Line State\r\n"); + + tusb_control_request_t const request = { + .bmRequestType_bit = { .recipient = TUSB_REQ_RCPT_INTERFACE, .type = TUSB_REQ_TYPE_CLASS, .direction = TUSB_DIR_OUT }, .bRequest = CDC_REQUEST_SET_CONTROL_LINE_STATE, - .wValue = tu_htole16((uint16_t) ((dtr ? 1u : 0u) | (rts ? 2u : 0u))), - .wIndex = tu_htole16(p_cdc->itf_num), + .wValue = tu_htole16(line_state), + .wIndex = tu_htole16((uint16_t) p_cdc->bInterfaceNumber), .wLength = 0 }; - tuh_xfer_t xfer = - { - .daddr = dev_addr, + p_cdc->user_control_cb = complete_cb; + + tuh_xfer_t xfer = { + .daddr = p_cdc->daddr, + .ep_addr = 0, + .setup = &request, + .buffer = NULL, + .complete_cb = complete_cb ? cdch_internal_control_complete : NULL, // complete_cb is NULL for sync call + .user_data = user_data + }; + + TU_ASSERT(tuh_control_xfer(&xfer)); + return true; +} + +static bool acm_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + TU_LOG_DRV("CDC ACM Set Line Conding\r\n"); + + tusb_control_request_t const request = { + .bmRequestType_bit = { + .recipient = TUSB_REQ_RCPT_INTERFACE, + .type = TUSB_REQ_TYPE_CLASS, + .direction = TUSB_DIR_OUT + }, + .bRequest = CDC_REQUEST_SET_LINE_CODING, + .wValue = 0, + .wIndex = tu_htole16(p_cdc->bInterfaceNumber), + .wLength = tu_htole16(sizeof(cdc_line_coding_t)) + }; + + // use usbh enum buf to hold line coding since user line_coding variable does not live long enough + uint8_t* enum_buf = usbh_get_enum_buf(); + memcpy(enum_buf, line_coding, sizeof(cdc_line_coding_t)); + + p_cdc->user_control_cb = complete_cb; + tuh_xfer_t xfer = { + .daddr = p_cdc->daddr, + .ep_addr = 0, + .setup = &request, + .buffer = enum_buf, + .complete_cb = complete_cb ? cdch_internal_control_complete : NULL, // complete_cb is NULL for sync call + .user_data = user_data + }; + + TU_ASSERT(tuh_control_xfer(&xfer)); + return true; +} + +static bool acm_set_data_format(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + TU_LOG_DRV("CDC ACM Set Data Format\r\n"); + + cdc_line_coding_t line_coding; + line_coding.bit_rate = p_cdc->line_coding.bit_rate; + line_coding.stop_bits = stop_bits; + line_coding.parity = parity; + line_coding.data_bits = data_bits; + + return acm_set_line_coding(p_cdc, &line_coding, complete_cb, user_data); +} + +static bool acm_set_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + TU_VERIFY(p_cdc->acm_capability.support_line_request); + cdc_line_coding_t line_coding = p_cdc->line_coding; + line_coding.bit_rate = baudrate; + return acm_set_line_coding(p_cdc, &line_coding, complete_cb, user_data); +} + +//--------------------------------------------------------------------+ +// FTDI +//--------------------------------------------------------------------+ +#if CFG_TUH_CDC_FTDI + +enum { + CONFIG_FTDI_RESET = 0, + CONFIG_FTDI_MODEM_CTRL, + CONFIG_FTDI_SET_BAUDRATE, + CONFIG_FTDI_SET_DATA, + CONFIG_FTDI_COMPLETE +}; + +static bool ftdi_open(uint8_t daddr, const tusb_desc_interface_t *itf_desc, uint16_t max_len) { + // FTDI Interface includes 1 vendor interface + 2 bulk endpoints + TU_VERIFY(itf_desc->bInterfaceSubClass == 0xff && itf_desc->bInterfaceProtocol == 0xff && itf_desc->bNumEndpoints == 2); + TU_VERIFY(sizeof(tusb_desc_interface_t) + 2*sizeof(tusb_desc_endpoint_t) <= max_len); + + cdch_interface_t * p_cdc = make_new_itf(daddr, itf_desc); + TU_VERIFY(p_cdc); + + TU_LOG_DRV("FTDI opened\r\n"); + p_cdc->serial_drid = SERIAL_DRIVER_FTDI; + + // endpoint pair + tusb_desc_endpoint_t const * desc_ep = (tusb_desc_endpoint_t const *) tu_desc_next(itf_desc); + + // data endpoints expected to be in pairs + return open_ep_stream_pair(p_cdc, desc_ep); +} + +// set request without data +static bool ftdi_sio_set_request(cdch_interface_t* p_cdc, uint8_t command, uint16_t value, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + tusb_control_request_t const request = { + .bmRequestType_bit = { + .recipient = TUSB_REQ_RCPT_DEVICE, + .type = TUSB_REQ_TYPE_VENDOR, + .direction = TUSB_DIR_OUT + }, + .bRequest = command, + .wValue = tu_htole16(value), + .wIndex = 0, + .wLength = 0 + }; + + tuh_xfer_t xfer = { + .daddr = p_cdc->daddr, .ep_addr = 0, .setup = &request, .buffer = NULL, .complete_cb = complete_cb, - .user_data = 0 + .user_data = user_data }; return tuh_control_xfer(&xfer); } +static bool ftdi_sio_reset(cdch_interface_t* p_cdc, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + return ftdi_sio_set_request(p_cdc, FTDI_SIO_RESET, FTDI_SIO_RESET_SIO, complete_cb, user_data); +} + +static bool ftdi_set_data_format(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + (void) p_cdc; + (void) stop_bits; + (void) parity; + (void) data_bits; + (void) complete_cb; + (void) user_data; + // TODO not implemented yet + return false; +} + +static bool ftdi_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + (void) p_cdc; + (void) line_coding; + (void) complete_cb; + (void) user_data; + // TODO not implemented yet + return false; +} + +static bool ftdi_sio_set_modem_ctrl(cdch_interface_t* p_cdc, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + TU_LOG_DRV("CDC FTDI Set Control Line State\r\n"); + p_cdc->user_control_cb = complete_cb; + TU_ASSERT(ftdi_sio_set_request(p_cdc, FTDI_SIO_MODEM_CTRL, 0x0300 | line_state, + complete_cb ? cdch_internal_control_complete : NULL, user_data)); + return true; +} + +static uint32_t ftdi_232bm_baud_base_to_divisor(uint32_t baud, uint32_t base) { + const uint8_t divfrac[8] = { 0, 3, 2, 4, 1, 5, 6, 7 }; + uint32_t divisor; + + /* divisor shifted 3 bits to the left */ + uint32_t divisor3 = base / (2 * baud); + divisor = (divisor3 >> 3); + divisor |= (uint32_t) divfrac[divisor3 & 0x7] << 14; + + /* Deal with special cases for highest baud rates. */ + if (divisor == 1) { /* 1.0 */ + divisor = 0; + } + else if (divisor == 0x4001) { /* 1.5 */ + divisor = 1; + } + + return divisor; +} + +static uint32_t ftdi_232bm_baud_to_divisor(uint32_t baud) { + return ftdi_232bm_baud_base_to_divisor(baud, 48000000u); +} + +static bool ftdi_sio_set_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + uint16_t const divisor = (uint16_t) ftdi_232bm_baud_to_divisor(baudrate); + TU_LOG_DRV("CDC FTDI Set BaudRate = %lu, divisor = 0x%04x\r\n", baudrate, divisor); + + p_cdc->user_control_cb = complete_cb; + p_cdc->requested_line_coding.bit_rate = baudrate; + TU_ASSERT(ftdi_sio_set_request(p_cdc, FTDI_SIO_SET_BAUD_RATE, divisor, + complete_cb ? cdch_internal_control_complete : NULL, user_data)); + + return true; +} + +static void ftdi_process_config(tuh_xfer_t* xfer) { + uintptr_t const state = xfer->user_data; + uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); + uint8_t const idx = tuh_cdc_itf_get_index(xfer->daddr, itf_num); + cdch_interface_t * p_cdc = get_itf(idx); + TU_ASSERT(p_cdc, ); + + switch(state) { + // Note may need to read FTDI eeprom + case CONFIG_FTDI_RESET: + TU_ASSERT(ftdi_sio_reset(p_cdc, ftdi_process_config, CONFIG_FTDI_MODEM_CTRL),); + break; + + case CONFIG_FTDI_MODEM_CTRL: + #if CFG_TUH_CDC_LINE_CONTROL_ON_ENUM + TU_ASSERT(ftdi_sio_set_modem_ctrl(p_cdc, CFG_TUH_CDC_LINE_CONTROL_ON_ENUM, ftdi_process_config, CONFIG_FTDI_SET_BAUDRATE),); + break; + #else + TU_ATTR_FALLTHROUGH; + #endif + + case CONFIG_FTDI_SET_BAUDRATE: { + #ifdef CFG_TUH_CDC_LINE_CODING_ON_ENUM + cdc_line_coding_t line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM; + TU_ASSERT(ftdi_sio_set_baudrate(p_cdc, line_coding.bit_rate, ftdi_process_config, CONFIG_FTDI_SET_DATA),); + break; + #else + TU_ATTR_FALLTHROUGH; + #endif + } + + case CONFIG_FTDI_SET_DATA: { + #if 0 // TODO set data format + #ifdef CFG_TUH_CDC_LINE_CODING_ON_ENUM + cdc_line_coding_t line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM; + TU_ASSERT(ftdi_sio_set_data(p_cdc, process_ftdi_config, CONFIG_FTDI_COMPLETE),); + break; + #endif + #endif + + TU_ATTR_FALLTHROUGH; + } + + case CONFIG_FTDI_COMPLETE: + set_config_complete(p_cdc, idx, itf_num); + break; + + default: + break; + } +} + +#endif + //--------------------------------------------------------------------+ -// USBH-CLASS DRIVER API +// CP210x //--------------------------------------------------------------------+ -void cdch_init(void) -{ - tu_memclr(cdch_data, sizeof(cdch_data)); + +#if CFG_TUH_CDC_CP210X + +enum { + CONFIG_CP210X_IFC_ENABLE = 0, + CONFIG_CP210X_SET_BAUDRATE, + CONFIG_CP210X_SET_LINE_CTL, + CONFIG_CP210X_SET_DTR_RTS, + CONFIG_CP210X_COMPLETE +}; + +static bool cp210x_open(uint8_t daddr, tusb_desc_interface_t const *itf_desc, uint16_t max_len) { + // CP210x Interface includes 1 vendor interface + 2 bulk endpoints + TU_VERIFY(itf_desc->bInterfaceSubClass == 0 && itf_desc->bInterfaceProtocol == 0 && itf_desc->bNumEndpoints == 2); + TU_VERIFY(sizeof(tusb_desc_interface_t) + 2*sizeof(tusb_desc_endpoint_t) <= max_len); + + cdch_interface_t * p_cdc = make_new_itf(daddr, itf_desc); + TU_VERIFY(p_cdc); + + TU_LOG_DRV("CP210x opened\r\n"); + p_cdc->serial_drid = SERIAL_DRIVER_CP210X; + + // endpoint pair + tusb_desc_endpoint_t const * desc_ep = (tusb_desc_endpoint_t const *) tu_desc_next(itf_desc); + + // data endpoints expected to be in pairs + return open_ep_stream_pair(p_cdc, desc_ep); } -bool cdch_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *itf_desc, uint16_t max_len) -{ - (void) rhport; - (void) max_len; +static bool cp210x_set_request(cdch_interface_t* p_cdc, uint8_t command, uint16_t value, uint8_t* buffer, uint16_t length, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + tusb_control_request_t const request = { + .bmRequestType_bit = { + .recipient = TUSB_REQ_RCPT_INTERFACE, + .type = TUSB_REQ_TYPE_VENDOR, + .direction = TUSB_DIR_OUT + }, + .bRequest = command, + .wValue = tu_htole16(value), + .wIndex = p_cdc->bInterfaceNumber, + .wLength = tu_htole16(length) + }; - // Only support ACM subclass - // Protocol 0xFF can be RNDIS device for windows XP - TU_VERIFY( TUSB_CLASS_CDC == itf_desc->bInterfaceClass && - CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL == itf_desc->bInterfaceSubClass && - 0xFF != itf_desc->bInterfaceProtocol); + // use usbh enum buf since application variable does not live long enough + uint8_t* enum_buf = NULL; - cdch_data_t * p_cdc = get_itf(dev_addr); + if (buffer && length > 0) { + enum_buf = usbh_get_enum_buf(); + tu_memcpy_s(enum_buf, CFG_TUH_ENUMERATION_BUFSIZE, buffer, length); + } - p_cdc->itf_num = itf_desc->bInterfaceNumber; - p_cdc->itf_protocol = itf_desc->bInterfaceProtocol; + tuh_xfer_t xfer = { + .daddr = p_cdc->daddr, + .ep_addr = 0, + .setup = &request, + .buffer = enum_buf, + .complete_cb = complete_cb, + .user_data = user_data + }; - //------------- Communication Interface -------------// - uint16_t drv_len = tu_desc_len(itf_desc); - uint8_t const * p_desc = tu_desc_next(itf_desc); + return tuh_control_xfer(&xfer); +} - // Communication Functional Descriptors - while( TUSB_DESC_CS_INTERFACE == tu_desc_type(p_desc) && drv_len <= max_len ) - { - if ( CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT == cdc_functional_desc_typeof(p_desc) ) - { - // save ACM bmCapabilities - p_cdc->acm_capability = ((cdc_desc_func_acm_t const *) p_desc)->bmCapabilities; +static bool cp210x_ifc_enable(cdch_interface_t* p_cdc, uint16_t enabled, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + return cp210x_set_request(p_cdc, CP210X_IFC_ENABLE, enabled, NULL, 0, complete_cb, user_data); +} + +static bool cp210x_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + // TODO implement later + (void) p_cdc; + (void) line_coding; + (void) complete_cb; + (void) user_data; + return false; +} + +static bool cp210x_set_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + TU_LOG_DRV("CDC CP210x Set BaudRate = %lu\r\n", baudrate); + uint32_t baud_le = tu_htole32(baudrate); + p_cdc->user_control_cb = complete_cb; + return cp210x_set_request(p_cdc, CP210X_SET_BAUDRATE, 0, (uint8_t *) &baud_le, 4, + complete_cb ? cdch_internal_control_complete : NULL, user_data); +} + +static bool cp210x_set_data_format(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + (void) p_cdc; + (void) stop_bits; + (void) parity; + (void) data_bits; + (void) complete_cb; + (void) user_data; + // TODO not implemented yet + return false; +} + +static bool cp210x_set_modem_ctrl(cdch_interface_t* p_cdc, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + TU_LOG_DRV("CDC CP210x Set Control Line State\r\n"); + p_cdc->user_control_cb = complete_cb; + return cp210x_set_request(p_cdc, CP210X_SET_MHS, 0x0300 | line_state, NULL, 0, + complete_cb ? cdch_internal_control_complete : NULL, user_data); +} + +static void cp210x_process_config(tuh_xfer_t* xfer) { + uintptr_t const state = xfer->user_data; + uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); + uint8_t const idx = tuh_cdc_itf_get_index(xfer->daddr, itf_num); + cdch_interface_t *p_cdc = get_itf(idx); + TU_ASSERT(p_cdc,); + + switch (state) { + case CONFIG_CP210X_IFC_ENABLE: + TU_ASSERT(cp210x_ifc_enable(p_cdc, 1, cp210x_process_config, CONFIG_CP210X_SET_BAUDRATE),); + break; + + case CONFIG_CP210X_SET_BAUDRATE: { + #ifdef CFG_TUH_CDC_LINE_CODING_ON_ENUM + cdc_line_coding_t line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM; + TU_ASSERT(cp210x_set_baudrate(p_cdc, line_coding.bit_rate, cp210x_process_config, CONFIG_CP210X_SET_LINE_CTL),); + break; + #else + TU_ATTR_FALLTHROUGH; + #endif } - drv_len += tu_desc_len(p_desc); - p_desc = tu_desc_next(p_desc); + case CONFIG_CP210X_SET_LINE_CTL: { + #if defined(CFG_TUH_CDC_LINE_CODING_ON_ENUM) && 0 // skip for now + cdc_line_coding_t line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM; + break; + #else + TU_ATTR_FALLTHROUGH; + #endif + } + + case CONFIG_CP210X_SET_DTR_RTS: + #if CFG_TUH_CDC_LINE_CONTROL_ON_ENUM + TU_ASSERT(cp210x_set_modem_ctrl(p_cdc, CFG_TUH_CDC_LINE_CONTROL_ON_ENUM, cp210x_process_config, CONFIG_CP210X_COMPLETE),); + break; + #else + TU_ATTR_FALLTHROUGH; + #endif + + case CONFIG_CP210X_COMPLETE: + set_config_complete(p_cdc, idx, itf_num); + break; + + default: break; } +} - if ( TUSB_DESC_ENDPOINT == tu_desc_type(p_desc) ) - { - // notification endpoint - tusb_desc_endpoint_t const * desc_ep = (tusb_desc_endpoint_t const *) p_desc; +#endif - TU_ASSERT( tuh_edpt_open(dev_addr, desc_ep) ); - p_cdc->ep_notif = desc_ep->bEndpointAddress; +//--------------------------------------------------------------------+ +// CH34x (CH340 & CH341) +//--------------------------------------------------------------------+ - drv_len += tu_desc_len(p_desc); - p_desc = tu_desc_next(p_desc); +#if CFG_TUH_CDC_CH34X + +static uint8_t ch34x_get_lcr(uint8_t stop_bits, uint8_t parity, uint8_t data_bits); +static uint16_t ch34x_get_divisor_prescaler(uint32_t baval); + +//------------- control request -------------// + +static bool ch34x_set_request(cdch_interface_t* p_cdc, uint8_t direction, uint8_t request, uint16_t value, + uint16_t index, uint8_t* buffer, uint16_t length, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + tusb_control_request_t const request_setup = { + .bmRequestType_bit = { + .recipient = TUSB_REQ_RCPT_DEVICE, + .type = TUSB_REQ_TYPE_VENDOR, + .direction = direction & 0x01u + }, + .bRequest = request, + .wValue = tu_htole16 (value), + .wIndex = tu_htole16 (index), + .wLength = tu_htole16 (length) + }; + + // use usbh enum buf since application variable does not live long enough + uint8_t* enum_buf = NULL; + + if (buffer && length > 0) { + enum_buf = usbh_get_enum_buf(); + if (direction == TUSB_DIR_OUT) { + tu_memcpy_s(enum_buf, CFG_TUH_ENUMERATION_BUFSIZE, buffer, length); + } } - //------------- Data Interface (if any) -------------// - if ( (TUSB_DESC_INTERFACE == tu_desc_type(p_desc)) && - (TUSB_CLASS_CDC_DATA == ((tusb_desc_interface_t const *) p_desc)->bInterfaceClass) ) - { - // next to endpoint descriptor - drv_len += tu_desc_len(p_desc); - p_desc = tu_desc_next(p_desc); + tuh_xfer_t xfer = { + .daddr = p_cdc->daddr, + .ep_addr = 0, + .setup = &request_setup, + .buffer = enum_buf, + .complete_cb = complete_cb, + .user_data = user_data + }; - // data endpoints expected to be in pairs - for(uint32_t i=0; i<2; i++) - { - tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) p_desc; - TU_ASSERT(TUSB_DESC_ENDPOINT == desc_ep->bDescriptorType && TUSB_XFER_BULK == desc_ep->bmAttributes.xfer); + return tuh_control_xfer(&xfer); +} - TU_ASSERT(tuh_edpt_open(dev_addr, desc_ep)); +static inline bool ch34x_control_out(cdch_interface_t* p_cdc, uint8_t request, uint16_t value, uint16_t index, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + return ch34x_set_request(p_cdc, TUSB_DIR_OUT, request, value, index, NULL, 0, complete_cb, user_data); +} - if ( tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN ) - { - p_cdc->ep_in = desc_ep->bEndpointAddress; - }else - { - p_cdc->ep_out = desc_ep->bEndpointAddress; - } +static inline bool ch34x_control_in(cdch_interface_t* p_cdc, uint8_t request, uint16_t value, uint16_t index, + uint8_t* buffer, uint16_t buffersize, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + return ch34x_set_request(p_cdc, TUSB_DIR_IN, request, value, index, buffer, buffersize, + complete_cb, user_data); +} + +static inline bool ch34x_write_reg(cdch_interface_t* p_cdc, uint16_t reg, uint16_t reg_value, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + return ch34x_control_out(p_cdc, CH34X_REQ_WRITE_REG, reg, reg_value, complete_cb, user_data); +} + +//static bool ch34x_read_reg_request ( cdch_interface_t* p_cdc, uint16_t reg, +// uint8_t *buffer, uint16_t buffersize, tuh_xfer_cb_t complete_cb, uintptr_t user_data ) +//{ +// return ch34x_control_in ( p_cdc, CH34X_REQ_READ_REG, reg, 0, buffer, buffersize, complete_cb, user_data ); +//} + +static bool ch34x_write_reg_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + uint16_t const div_ps = ch34x_get_divisor_prescaler(baudrate); + TU_VERIFY(div_ps); + TU_ASSERT(ch34x_write_reg(p_cdc, CH34X_REG16_DIVISOR_PRESCALER, div_ps, + complete_cb, user_data)); + return true; +} + +//------------- Driver API -------------// + +// internal control complete to update state such as line state, encoding +static void ch34x_control_complete(tuh_xfer_t* xfer) { + // CH34x only has 1 interface and use wIndex as payload and not for bInterfaceNumber + process_internal_control_complete(xfer, 0); +} + +static bool ch34x_set_data_format(cdch_interface_t* p_cdc, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + p_cdc->requested_line_coding.stop_bits = stop_bits; + p_cdc->requested_line_coding.parity = parity; + p_cdc->requested_line_coding.data_bits = data_bits; + + uint8_t const lcr = ch34x_get_lcr(stop_bits, parity, data_bits); + TU_VERIFY(lcr); + TU_ASSERT (ch34x_control_out(p_cdc, CH34X_REQ_WRITE_REG, CH32X_REG16_LCR2_LCR, lcr, + complete_cb ? ch34x_control_complete : NULL, user_data)); + return true; +} + +static bool ch34x_set_baudrate(cdch_interface_t* p_cdc, uint32_t baudrate, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + p_cdc->requested_line_coding.bit_rate = baudrate; + p_cdc->user_control_cb = complete_cb; + TU_ASSERT(ch34x_write_reg_baudrate(p_cdc, baudrate, + complete_cb ? ch34x_control_complete : NULL, user_data)); + return true; +} + +static void ch34x_set_line_coding_stage1_complete(tuh_xfer_t* xfer) { + // CH34x only has 1 interface and use wIndex as payload and not for bInterfaceNumber + uint8_t const itf_num = 0; + uint8_t const idx = tuh_cdc_itf_get_index(xfer->daddr, itf_num); + cdch_interface_t* p_cdc = get_itf(idx); + TU_ASSERT(p_cdc, ); - drv_len += tu_desc_len(p_desc); - p_desc = tu_desc_next( p_desc ); + if (xfer->result == XFER_RESULT_SUCCESS) { + // stage 1 success, continue to stage 2 + p_cdc->line_coding.bit_rate = p_cdc->requested_line_coding.bit_rate; + TU_ASSERT(ch34x_set_data_format(p_cdc, p_cdc->requested_line_coding.stop_bits, p_cdc->requested_line_coding.parity, + p_cdc->requested_line_coding.data_bits, ch34x_control_complete, xfer->user_data), ); + } else { + // stage 1 failed, notify user + xfer->complete_cb = p_cdc->user_control_cb; + if (xfer->complete_cb) { + xfer->complete_cb(xfer); + } + } +} + +// 2 stages: set baudrate (stage1) + set data format (stage2) +static bool ch34x_set_line_coding(cdch_interface_t* p_cdc, cdc_line_coding_t const* line_coding, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + p_cdc->requested_line_coding = *line_coding; + p_cdc->user_control_cb = complete_cb; + + if (complete_cb) { + // stage 1 set baudrate + TU_ASSERT(ch34x_write_reg_baudrate(p_cdc, line_coding->bit_rate, + ch34x_set_line_coding_stage1_complete, user_data)); + } else { + // sync call + xfer_result_t result; + + // stage 1 set baudrate + TU_ASSERT(ch34x_write_reg_baudrate(p_cdc, line_coding->bit_rate, NULL, (uintptr_t) &result)); + TU_VERIFY(result == XFER_RESULT_SUCCESS); + p_cdc->line_coding.bit_rate = line_coding->bit_rate; + + // stage 2 set data format + TU_ASSERT(ch34x_set_data_format(p_cdc, line_coding->stop_bits, line_coding->parity, line_coding->data_bits, + NULL, (uintptr_t) &result)); + TU_VERIFY(result == XFER_RESULT_SUCCESS); + p_cdc->line_coding.stop_bits = line_coding->stop_bits; + p_cdc->line_coding.parity = line_coding->parity; + p_cdc->line_coding.data_bits = line_coding->data_bits; + + // update transfer result, user_data is expected to point to xfer_result_t + if (user_data) { + *((xfer_result_t*) user_data) = result; } } return true; } -bool cdch_set_config(uint8_t dev_addr, uint8_t itf_num) -{ - (void) dev_addr; (void) itf_num; +static bool ch34x_set_modem_ctrl(cdch_interface_t* p_cdc, uint16_t line_state, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + uint8_t control = 0; + if (line_state & CDC_CONTROL_LINE_STATE_RTS) { + control |= CH34X_BIT_RTS; + } + if (line_state & CDC_CONTROL_LINE_STATE_DTR) { + control |= CH34X_BIT_DTR; + } + + // CH34x signals are inverted + control = ~control; + + p_cdc->user_control_cb = complete_cb; + TU_ASSERT (ch34x_control_out(p_cdc, CH34X_REQ_MODEM_CTRL, control, 0, + complete_cb ? ch34x_control_complete : NULL, user_data)); return true; } -bool cdch_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes) -{ - (void) ep_addr; - tuh_cdc_xfer_isr( dev_addr, event, 0, xferred_bytes ); +//------------- Enumeration -------------// +enum { + CONFIG_CH34X_READ_VERSION = 0, + CONFIG_CH34X_SERIAL_INIT, + CONFIG_CH34X_SPECIAL_REG_WRITE, + CONFIG_CH34X_FLOW_CONTROL, + CONFIG_CH34X_MODEM_CONTROL, + CONFIG_CH34X_COMPLETE +}; + +static bool ch34x_open(uint8_t daddr, tusb_desc_interface_t const* itf_desc, uint16_t max_len) { + // CH34x Interface includes 1 vendor interface + 2 bulk + 1 interrupt endpoints + TU_VERIFY (itf_desc->bNumEndpoints == 3); + TU_VERIFY (sizeof(tusb_desc_interface_t) + 3 * sizeof(tusb_desc_endpoint_t) <= max_len); + + cdch_interface_t* p_cdc = make_new_itf(daddr, itf_desc); + TU_VERIFY (p_cdc); + + TU_LOG_DRV ("CH34x opened\r\n"); + p_cdc->serial_drid = SERIAL_DRIVER_CH34X; + + tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const*) tu_desc_next(itf_desc); + + // data endpoints expected to be in pairs + TU_ASSERT(open_ep_stream_pair(p_cdc, desc_ep)); + desc_ep += 2; + + // Interrupt endpoint: not used for now + TU_ASSERT(TUSB_DESC_ENDPOINT == tu_desc_type(desc_ep) && + TUSB_XFER_INTERRUPT == desc_ep->bmAttributes.xfer); + TU_ASSERT(tuh_edpt_open(daddr, desc_ep)); + p_cdc->ep_notif = desc_ep->bEndpointAddress; + return true; } -void cdch_close(uint8_t dev_addr) -{ - TU_VERIFY(dev_addr <= CFG_TUH_DEVICE_MAX, ); +static void ch34x_process_config(tuh_xfer_t* xfer) { + // CH34x only has 1 interface and use wIndex as payload and not for bInterfaceNumber + uint8_t const itf_num = 0; + uint8_t const idx = tuh_cdc_itf_get_index(xfer->daddr, itf_num); + cdch_interface_t* p_cdc = get_itf(idx); + uintptr_t const state = xfer->user_data; + uint8_t buffer[2]; // TODO remove + TU_ASSERT (p_cdc,); + TU_ASSERT (xfer->result == XFER_RESULT_SUCCESS,); + + switch (state) { + case CONFIG_CH34X_READ_VERSION: + TU_LOG_DRV("[%u] CDCh CH34x attempt to read Chip Version\r\n", p_cdc->daddr); + TU_ASSERT (ch34x_control_in(p_cdc, CH34X_REQ_READ_VERSION, 0, 0, buffer, 2, ch34x_process_config, CONFIG_CH34X_SERIAL_INIT),); + break; + + case CONFIG_CH34X_SERIAL_INIT: { + // handle version read data, set CH34x line coding (incl. baudrate) + uint8_t const version = xfer->buffer[0]; + TU_LOG_DRV("[%u] CDCh CH34x Chip Version = %02x\r\n", p_cdc->daddr, version); + // only versions >= 0x30 are tested, below 0x30 seems having other programming, see drivers from WCH vendor, Linux kernel and FreeBSD + TU_ASSERT (version >= 0x30,); + // init CH34x with line coding + cdc_line_coding_t const line_coding = CFG_TUH_CDC_LINE_CODING_ON_ENUM_CH34X; + uint16_t const div_ps = ch34x_get_divisor_prescaler(line_coding.bit_rate); + TU_ASSERT(div_ps, ); + uint8_t const lcr = ch34x_get_lcr(line_coding.stop_bits, line_coding.parity, line_coding.data_bits); + TU_ASSERT(lcr, ); + TU_ASSERT (ch34x_control_out(p_cdc, CH34X_REQ_SERIAL_INIT, tu_u16(lcr, 0x9c), div_ps, + ch34x_process_config, CONFIG_CH34X_SPECIAL_REG_WRITE),); + break; + } + + case CONFIG_CH34X_SPECIAL_REG_WRITE: + // overtake line coding and do special reg write, purpose unknown, overtaken from WCH driver + p_cdc->line_coding = ((cdc_line_coding_t) CFG_TUH_CDC_LINE_CODING_ON_ENUM_CH34X); + TU_ASSERT (ch34x_write_reg(p_cdc, TU_U16(CH341_REG_0x0F, CH341_REG_0x2C), 0x0007, ch34x_process_config, CONFIG_CH34X_FLOW_CONTROL),); + break; + + case CONFIG_CH34X_FLOW_CONTROL: + // no hardware flow control + TU_ASSERT (ch34x_write_reg(p_cdc, TU_U16(CH341_REG_0x27, CH341_REG_0x27), 0x0000, ch34x_process_config, CONFIG_CH34X_MODEM_CONTROL),); + break; + + case CONFIG_CH34X_MODEM_CONTROL: + // !always! set modem controls RTS/DTR (CH34x has no reset state after CH34X_REQ_SERIAL_INIT) + TU_ASSERT (ch34x_set_modem_ctrl(p_cdc, CFG_TUH_CDC_LINE_CONTROL_ON_ENUM, ch34x_process_config, CONFIG_CH34X_COMPLETE),); + break; + + case CONFIG_CH34X_COMPLETE: + set_config_complete(p_cdc, idx, itf_num); + break; + + default: + TU_ASSERT (false,); + break; + } +} + +//------------- CH34x helper -------------// + +// calculate divisor and prescaler for baudrate, return it as 16-bit combined value +static uint16_t ch34x_get_divisor_prescaler(uint32_t baval) { + uint8_t a; + uint8_t b; + uint32_t c; + + TU_VERIFY(baval != 0 && baval <= 2000000, 0); + switch (baval) { + case 921600: + a = 0xf3; + b = 7; + break; + + case 307200: + a = 0xd9; + b = 7; + break; + + default: + if (baval > 6000000 / 255) { + b = 3; + c = 6000000; + } else if (baval > 750000 / 255) { + b = 2; + c = 750000; + } else if (baval > 93750 / 255) { + b = 1; + c = 93750; + } else { + b = 0; + c = 11719; + } + a = (uint8_t) (c / baval); + if (a == 0 || a == 0xFF) { + return 0; + } + if ((c / a - baval) > (baval - c / (a + 1))) { + a++; + } + a = (uint8_t) (256 - a); + break; + } + + // reg divisor = a, reg prescaler = b + // According to linux code we need to set bit 7 of UCHCOM_REG_BPS_PRE, + // otherwise the chip will buffer data. + return (uint16_t) ((uint16_t)a << 8 | 0x80 | b); +} + +// calculate lcr value from data coding +static uint8_t ch34x_get_lcr(uint8_t stop_bits, uint8_t parity, uint8_t data_bits) { + uint8_t lcr = CH34X_LCR_ENABLE_RX | CH34X_LCR_ENABLE_TX; + TU_VERIFY(data_bits >= 5 && data_bits <= 8, 0); + lcr |= (uint8_t) (data_bits - 5); + + switch(parity) { + case CDC_LINE_CODING_PARITY_NONE: + break; + + case CDC_LINE_CODING_PARITY_ODD: + lcr |= CH34X_LCR_ENABLE_PAR; + break; + + case CDC_LINE_CODING_PARITY_EVEN: + lcr |= CH34X_LCR_ENABLE_PAR | CH34X_LCR_PAR_EVEN; + break; + + case CDC_LINE_CODING_PARITY_MARK: + lcr |= CH34X_LCR_ENABLE_PAR | CH34X_LCR_MARK_SPACE; + break; - cdch_data_t * p_cdc = get_itf(dev_addr); - tu_memclr(p_cdc, sizeof(cdch_data_t)); + case CDC_LINE_CODING_PARITY_SPACE: + lcr |= CH34X_LCR_ENABLE_PAR | CH34X_LCR_MARK_SPACE | CH34X_LCR_PAR_EVEN; + break; + + default: break; + } + + // 1.5 stop bits not supported + TU_VERIFY(stop_bits != CDC_LINE_CODING_STOP_BITS_1_5, 0); + if (stop_bits == CDC_LINE_CODING_STOP_BITS_2) { + lcr |= CH34X_LCR_STOP_BITS_2; + } + + return lcr; } + +#endif // CFG_TUH_CDC_CH34X + #endif diff --git a/src/class/cdc/cdc_host.h b/src/class/cdc/cdc_host.h index 33dbd2efb..b63dd1530 100644 --- a/src/class/cdc/cdc_host.h +++ b/src/class/cdc/cdc_host.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -34,94 +34,166 @@ #endif //--------------------------------------------------------------------+ -// CDC APPLICATION PUBLIC API +// Class Driver Configuration //--------------------------------------------------------------------+ -/** \ingroup ClassDriver_CDC Communication Device Class (CDC) - * \addtogroup CDC_Serial Serial - * @{ - * \defgroup CDC_Serial_Host Host - * @{ */ -bool tuh_cdc_set_control_line_state(uint8_t dev_addr, bool dtr, bool rts, tuh_xfer_cb_t complete_cb); +// Set Line Control state on enumeration/mounted: DTR ( bit 0), RTS (bit 1) +#ifndef CFG_TUH_CDC_LINE_CONTROL_ON_ENUM +#define CFG_TUH_CDC_LINE_CONTROL_ON_ENUM 0 +#endif -static inline bool tuh_cdc_connect(uint8_t dev_addr, tuh_xfer_cb_t complete_cb) -{ - return tuh_cdc_set_control_line_state(dev_addr, true, true, complete_cb); -} +// Set Line Coding on enumeration/mounted, value for cdc_line_coding_t +//#ifndef CFG_TUH_CDC_LINE_CODING_ON_ENUM +//#define CFG_TUH_CDC_LINE_CODING_ON_ENUM { 115200, CDC_LINE_CODING_STOP_BITS_1, CDC_LINE_CODING_PARITY_NONE, 8 } +//#endif + +// RX FIFO size +#ifndef CFG_TUH_CDC_RX_BUFSIZE +#define CFG_TUH_CDC_RX_BUFSIZE USBH_EPSIZE_BULK_MAX +#endif + +// RX Endpoint size +#ifndef CFG_TUH_CDC_RX_EPSIZE +#define CFG_TUH_CDC_RX_EPSIZE USBH_EPSIZE_BULK_MAX +#endif -static inline bool tuh_cdc_disconnect(uint8_t dev_addr, tuh_xfer_cb_t complete_cb) +// TX FIFO size +#ifndef CFG_TUH_CDC_TX_BUFSIZE +#define CFG_TUH_CDC_TX_BUFSIZE USBH_EPSIZE_BULK_MAX +#endif + +// TX Endpoint size +#ifndef CFG_TUH_CDC_TX_EPSIZE +#define CFG_TUH_CDC_TX_EPSIZE USBH_EPSIZE_BULK_MAX +#endif + +//--------------------------------------------------------------------+ +// Application API +//--------------------------------------------------------------------+ + +// Get Interface index from device address + interface number +// return TUSB_INDEX_INVALID_8 (0xFF) if not found +uint8_t tuh_cdc_itf_get_index(uint8_t daddr, uint8_t itf_num); + +// Get Interface information +// return true if index is correct and interface is currently mounted +bool tuh_cdc_itf_get_info(uint8_t idx, tuh_itf_info_t* info); + +// Check if a interface is mounted +bool tuh_cdc_mounted(uint8_t idx); + +// Get current DTR status +bool tuh_cdc_get_dtr(uint8_t idx); + +// Get current RTS status +bool tuh_cdc_get_rts(uint8_t idx); + +// Check if interface is connected (DTR active) +TU_ATTR_ALWAYS_INLINE static inline bool tuh_cdc_connected(uint8_t idx) { - return tuh_cdc_set_control_line_state(dev_addr, false, false, complete_cb); + return tuh_cdc_get_dtr(idx); } -/** \brief Check if device support CDC Serial interface or not - * \param[in] dev_addr device address - * \retval true if device supports - * \retval false if device does not support or is not mounted - */ -bool tuh_cdc_serial_is_mounted(uint8_t dev_addr); +// Get local (saved/cached) version of line coding. +// This function should return correct values if tuh_cdc_set_line_coding() / tuh_cdc_get_line_coding() +// are invoked previously or CFG_TUH_CDC_LINE_CODING_ON_ENUM is defined. +// NOTE: This function does not make any USB transfer request to device. +bool tuh_cdc_get_local_line_coding(uint8_t idx, cdc_line_coding_t* line_coding); -/** \brief Check if the interface is currently busy or not - * \param[in] dev_addr device address - * \param[in] pipeid value from \ref cdc_pipeid_t to indicate target pipe. - * \retval true if the interface is busy, meaning the stack is still transferring/waiting data from/to device - * \retval false if the interface is not busy, meaning the stack successfully transferred data from/to device - * \note This function is used to check if previous transfer is complete (success or error), so that the next transfer - * can be scheduled. User needs to make sure the corresponding interface is mounted - * (by \ref tuh_cdc_serial_is_mounted) before calling this function. - */ -bool tuh_cdc_is_busy(uint8_t dev_addr, cdc_pipeid_t pipeid); +//--------------------------------------------------------------------+ +// Write API +//--------------------------------------------------------------------+ -/** \brief Perform USB OUT transfer to device - * \param[in] dev_addr device address - * \param[in] p_data Buffer containing data. Must be accessible by USB controller (see \ref CFG_TUSB_MEM_SECTION) - * \param[in] length Number of bytes to be transferred via USB bus - * \retval TUSB_ERROR_NONE on success - * \retval TUSB_ERROR_INTERFACE_IS_BUSY if the interface is already transferring data with device - * \retval TUSB_ERROR_DEVICE_NOT_READY if device is not yet configured (by SET CONFIGURED request) - * \retval TUSB_ERROR_INVALID_PARA if input parameters are not correct - * \note This function is non-blocking and returns immediately. The result of USB transfer will be reported by the - * interface's callback function. \a p_data must be declared with \ref CFG_TUSB_MEM_SECTION. - */ -bool tuh_cdc_send(uint8_t dev_addr, void const * p_data, uint32_t length, bool is_notify); +// Get the number of bytes available for writing +uint32_t tuh_cdc_write_available(uint8_t idx); -/** \brief Perform USB IN transfer to get data from device - * \param[in] dev_addr device address - * \param[in] p_buffer Buffer containing received data. Must be accessible by USB controller (see \ref CFG_TUSB_MEM_SECTION) - * \param[in] length Number of bytes to be transferred via USB bus - * \retval TUSB_ERROR_NONE on success - * \retval TUSB_ERROR_INTERFACE_IS_BUSY if the interface is already transferring data with device - * \retval TUSB_ERROR_DEVICE_NOT_READY if device is not yet configured (by SET CONFIGURED request) - * \retval TUSB_ERROR_INVALID_PARA if input parameters are not correct - * \note This function is non-blocking and returns immediately. The result of USB transfer will be reported by the - * interface's callback function. \a p_data must be declared with \ref CFG_TUSB_MEM_SECTION. - */ -bool tuh_cdc_receive(uint8_t dev_addr, void * p_buffer, uint32_t length, bool is_notify); +// Write to cdc interface +uint32_t tuh_cdc_write(uint8_t idx, void const* buffer, uint32_t bufsize); + +// Force sending data if possible, return number of forced bytes +uint32_t tuh_cdc_write_flush(uint8_t idx); + +// Clear the transmit FIFO +bool tuh_cdc_write_clear(uint8_t idx); + +//--------------------------------------------------------------------+ +// Read API +//--------------------------------------------------------------------+ + +// Get the number of bytes available for reading +uint32_t tuh_cdc_read_available(uint8_t idx); + +// Read from cdc interface +uint32_t tuh_cdc_read (uint8_t idx, void* buffer, uint32_t bufsize); + +// Get a byte from RX FIFO without removing it +bool tuh_cdc_peek(uint8_t idx, uint8_t* ch); + +// Clear the received FIFO +bool tuh_cdc_read_clear (uint8_t idx); + +//--------------------------------------------------------------------+ +// Control Endpoint (Request) API +// Each Function will make a USB control transfer request to/from device +// - If complete_cb is provided, the function will return immediately and invoke +// the callback when request is complete. +// - If complete_cb is NULL, the function will block until request is complete. +// - In this case, user_data should be pointed to xfer_result_t to hold the transfer result. +// - The function will return true if transfer is successful, false otherwise. +//--------------------------------------------------------------------+ + +// Request to Set Control Line State: DTR (bit 0), RTS (bit 1) +bool tuh_cdc_set_control_line_state(uint8_t idx, uint16_t line_state, tuh_xfer_cb_t complete_cb, uintptr_t user_data); + +// Request to set baudrate +bool tuh_cdc_set_baudrate(uint8_t idx, uint32_t baudrate, tuh_xfer_cb_t complete_cb, uintptr_t user_data); + +// Request to set data format +bool tuh_cdc_set_data_format(uint8_t idx, uint8_t stop_bits, uint8_t parity, uint8_t data_bits, tuh_xfer_cb_t complete_cb, uintptr_t user_data); + +// Request to Set Line Coding = baudrate + data format +// Note: only implemented by ACM and CH34x, not supported by FTDI and CP210x yet +bool tuh_cdc_set_line_coding(uint8_t idx, cdc_line_coding_t const* line_coding, tuh_xfer_cb_t complete_cb, uintptr_t user_data); + +// Request to Get Line Coding (ACM only) +// Should only use if tuh_cdc_set_line_coding() / tuh_cdc_get_line_coding() never got invoked and +// CFG_TUH_CDC_LINE_CODING_ON_ENUM is not defined +// bool tuh_cdc_get_line_coding(uint8_t idx, cdc_line_coding_t* coding); + +// Connect by set both DTR, RTS +TU_ATTR_ALWAYS_INLINE static inline +bool tuh_cdc_connect(uint8_t idx, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + return tuh_cdc_set_control_line_state(idx, CDC_CONTROL_LINE_STATE_DTR | CDC_CONTROL_LINE_STATE_RTS, complete_cb, user_data); +} + +// Disconnect by clear both DTR, RTS +TU_ATTR_ALWAYS_INLINE static inline +bool tuh_cdc_disconnect(uint8_t idx, tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + return tuh_cdc_set_control_line_state(idx, 0x00, complete_cb, user_data); +} //--------------------------------------------------------------------+ // CDC APPLICATION CALLBACKS //--------------------------------------------------------------------+ -/** \brief Callback function that is invoked when an transferring event occurred - * \param[in] dev_addr Address of device - * \param[in] event an value from \ref xfer_result_t - * \param[in] pipe_id value from \ref cdc_pipeid_t indicate the pipe - * \param[in] xferred_bytes Number of bytes transferred via USB bus - * \note event can be one of following - * - XFER_RESULT_SUCCESS : previously scheduled transfer completes successfully. - * - XFER_RESULT_FAILED : previously scheduled transfer encountered a transaction error. - * - XFER_RESULT_STALLED : previously scheduled transfer is stalled by device. - * \note - */ -void tuh_cdc_xfer_isr(uint8_t dev_addr, xfer_result_t event, cdc_pipeid_t pipe_id, uint32_t xferred_bytes); +// Invoked when a device with CDC interface is mounted +// idx is index of cdc interface in the internal pool. +TU_ATTR_WEAK extern void tuh_cdc_mount_cb(uint8_t idx); + +// Invoked when a device with CDC interface is unmounted +TU_ATTR_WEAK extern void tuh_cdc_umount_cb(uint8_t idx); + +// Invoked when received new data +TU_ATTR_WEAK extern void tuh_cdc_rx_cb(uint8_t idx); -/// @} // group CDC_Serial_Host -/// @} +// Invoked when a TX is complete and therefore space becomes available in TX buffer +TU_ATTR_WEAK extern void tuh_cdc_tx_complete_cb(uint8_t idx); //--------------------------------------------------------------------+ // Internal Class Driver API //--------------------------------------------------------------------+ -void cdch_init (void); +bool cdch_init (void); +bool cdch_deinit (void); bool cdch_open (uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *itf_desc, uint16_t max_len); bool cdch_set_config (uint8_t dev_addr, uint8_t itf_num); bool cdch_xfer_cb (uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes); diff --git a/src/class/cdc/cdc_rndis.h b/src/class/cdc/cdc_rndis.h index e0f129fe3..ad153e0ac 100644 --- a/src/class/cdc/cdc_rndis.h +++ b/src/class/cdc/cdc_rndis.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) diff --git a/src/class/cdc/cdc_rndis_host.c b/src/class/cdc/cdc_rndis_host.c index 8f28f51ac..11a5355aa 100644 --- a/src/class/cdc/cdc_rndis_host.c +++ b/src/class/cdc/cdc_rndis_host.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -50,8 +50,8 @@ //--------------------------------------------------------------------+ #define RNDIS_MSG_PAYLOAD_MAX (1024*4) -CFG_TUSB_MEM_SECTION static uint8_t msg_notification[CFG_TUH_DEVICE_MAX][8]; -CFG_TUSB_MEM_SECTION TU_ATTR_ALIGNED(4) static uint8_t msg_payload[RNDIS_MSG_PAYLOAD_MAX]; +CFG_TUH_MEM_SECTION static uint8_t msg_notification[CFG_TUH_DEVICE_MAX][8]; +CFG_TUH_MEM_SECTION CFG_TUH_MEM_ALIGN static uint8_t msg_payload[RNDIS_MSG_PAYLOAD_MAX]; static rndish_data_t rndish_data[CFG_TUH_DEVICE_MAX]; @@ -117,7 +117,7 @@ void rndish_init(void) //------------- Task creation -------------// - //------------- semaphore creation for notificaiton pipe -------------// + //------------- semaphore creation for notification pipe -------------// for(uint8_t i=0; i<CFG_TUH_DEVICE_MAX; i++) { rndish_data[i].sem_notification_hdl = osal_semaphore_create( OSAL_SEM_REF(rndish_data[i].semaphore_notification) ); diff --git a/src/class/cdc/cdc_rndis_host.h b/src/class/cdc/cdc_rndis_host.h index 447cc4e97..bb431ec1f 100644 --- a/src/class/cdc/cdc_rndis_host.h +++ b/src/class/cdc/cdc_rndis_host.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) diff --git a/src/class/cdc/serial/ch34x.h b/src/class/cdc/serial/ch34x.h new file mode 100644 index 000000000..c18066f57 --- /dev/null +++ b/src/class/cdc/serial/ch34x.h @@ -0,0 +1,84 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2023 Heiko Kuester + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * This file is part of the TinyUSB stack. + */ + +#ifndef _CH34X_H_ +#define _CH34X_H_ + +// There is no official documentation for the CH34x (CH340, CH341) chips. Reference can be found +// - https://github.com/WCHSoftGroup/ch341ser_linux +// - https://github.com/torvalds/linux/blob/master/drivers/usb/serial/ch341.c +// - https://github.com/freebsd/freebsd-src/blob/main/sys/dev/usb/serial/uchcom.c + +// set line_coding @ enumeration +#ifdef CFG_TUH_CDC_LINE_CODING_ON_ENUM +#define CFG_TUH_CDC_LINE_CODING_ON_ENUM_CH34X CFG_TUH_CDC_LINE_CODING_ON_ENUM +#else // this default is necessary to work properly +#define CFG_TUH_CDC_LINE_CODING_ON_ENUM_CH34X { 9600, CDC_LINE_CONDING_STOP_BITS_1, CDC_LINE_CODING_PARITY_NONE, 8 } +#endif + +// USB requests +#define CH34X_REQ_READ_VERSION 0x5F // dec 95 +#define CH34X_REQ_WRITE_REG 0x9A // dec 154 +#define CH34X_REQ_READ_REG 0x95 // dec 149 +#define CH34X_REQ_SERIAL_INIT 0xA1 // dec 161 +#define CH34X_REQ_MODEM_CTRL 0xA4 // dev 164 + +// registers +#define CH34X_REG_BREAK 0x05 +#define CH34X_REG_PRESCALER 0x12 +#define CH34X_REG_DIVISOR 0x13 +#define CH34X_REG_LCR 0x18 +#define CH34X_REG_LCR2 0x25 +#define CH34X_REG_MCR_MSR 0x06 +#define CH34X_REG_MCR_MSR2 0x07 +#define CH34X_NBREAK_BITS 0x01 + +#define CH341_REG_0x0F 0x0F // undocumented register +#define CH341_REG_0x2C 0x2C // undocumented register +#define CH341_REG_0x27 0x27 // hardware flow control (cts/rts) + +#define CH34X_REG16_DIVISOR_PRESCALER TU_U16(CH34X_REG_DIVISOR, CH34X_REG_PRESCALER) +#define CH32X_REG16_LCR2_LCR TU_U16(CH34X_REG_LCR2, CH34X_REG_LCR) + +// modem control bits +#define CH34X_BIT_RTS ( 1 << 6 ) +#define CH34X_BIT_DTR ( 1 << 5 ) + +// line control bits +#define CH34X_LCR_ENABLE_RX 0x80 +#define CH34X_LCR_ENABLE_TX 0x40 +#define CH34X_LCR_MARK_SPACE 0x20 +#define CH34X_LCR_PAR_EVEN 0x10 +#define CH34X_LCR_ENABLE_PAR 0x08 +#define CH34X_LCR_PAR_MASK 0x38 // all parity bits +#define CH34X_LCR_STOP_BITS_2 0x04 +#define CH34X_LCR_CS8 0x03 +#define CH34X_LCR_CS7 0x02 +#define CH34X_LCR_CS6 0x01 +#define CH34X_LCR_CS5 0x00 +#define CH34X_LCR_CS_MASK 0x03 // all CSx bits + +#endif /* _CH34X_H_ */ diff --git a/src/class/cdc/serial/cp210x.h b/src/class/cdc/serial/cp210x.h new file mode 100644 index 000000000..2c749f522 --- /dev/null +++ b/src/class/cdc/serial/cp210x.h @@ -0,0 +1,62 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2023 Ha Thach ([email protected]) for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef TUSB_CP210X_H +#define TUSB_CP210X_H + +// Protocol details can be found at AN571: CP210x Virtual COM Port Interface +// https://www.silabs.com/documents/public/application-notes/AN571.pdf + +#define TU_CP210X_VID 0x10C4 + +/* Config request codes */ +#define CP210X_IFC_ENABLE 0x00 +#define CP210X_SET_BAUDDIV 0x01 +#define CP210X_GET_BAUDDIV 0x02 +#define CP210X_SET_LINE_CTL 0x03 // Set parity, data bits, stop bits +#define CP210X_GET_LINE_CTL 0x04 +#define CP210X_SET_BREAK 0x05 +#define CP210X_IMM_CHAR 0x06 +#define CP210X_SET_MHS 0x07 // Set DTR, RTS +#define CP210X_GET_MDMSTS 0x08 // Get modem status (DTR, RTS, CTS, DSR, RI, DCD) +#define CP210X_SET_XON 0x09 +#define CP210X_SET_XOFF 0x0A +#define CP210X_SET_EVENTMASK 0x0B +#define CP210X_GET_EVENTMASK 0x0C +#define CP210X_SET_CHAR 0x0D +#define CP210X_GET_CHARS 0x0E +#define CP210X_GET_PROPS 0x0F +#define CP210X_GET_COMM_STATUS 0x10 +#define CP210X_RESET 0x11 +#define CP210X_PURGE 0x12 +#define CP210X_SET_FLOW 0x13 +#define CP210X_GET_FLOW 0x14 +#define CP210X_EMBED_EVENTS 0x15 +#define CP210X_GET_EVENTSTATE 0x16 +#define CP210X_SET_CHARS 0x19 +#define CP210X_GET_BAUDRATE 0x1D +#define CP210X_SET_BAUDRATE 0x1E +#define CP210X_VENDOR_SPECIFIC 0xFF // GPIO, Recipient must be Device + +#endif //TUSB_CP210X_H diff --git a/src/class/cdc/serial/ftdi_sio.h b/src/class/cdc/serial/ftdi_sio.h new file mode 100644 index 000000000..0825f0719 --- /dev/null +++ b/src/class/cdc/serial/ftdi_sio.h @@ -0,0 +1,246 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2023 Ha Thach ([email protected]) for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef TUSB_FTDI_SIO_H +#define TUSB_FTDI_SIO_H + +// VID for matching FTDI devices +#define TU_FTDI_VID 0x0403 + +// Commands +#define FTDI_SIO_RESET 0 /* Reset the port */ +#define FTDI_SIO_MODEM_CTRL 1 /* Set the modem control register */ +#define FTDI_SIO_SET_FLOW_CTRL 2 /* Set flow control register */ +#define FTDI_SIO_SET_BAUD_RATE 3 /* Set baud rate */ +#define FTDI_SIO_SET_DATA 4 /* Set the data characteristics of the port */ +#define FTDI_SIO_GET_MODEM_STATUS 5 /* Retrieve current value of modem status register */ +#define FTDI_SIO_SET_EVENT_CHAR 6 /* Set the event character */ +#define FTDI_SIO_SET_ERROR_CHAR 7 /* Set the error character */ +#define FTDI_SIO_SET_LATENCY_TIMER 9 /* Set the latency timer */ +#define FTDI_SIO_GET_LATENCY_TIMER 0x0a /* Get the latency timer */ +#define FTDI_SIO_SET_BITMODE 0x0b /* Set bitbang mode */ +#define FTDI_SIO_READ_PINS 0x0c /* Read immediate value of pins */ +#define FTDI_SIO_READ_EEPROM 0x90 /* Read EEPROM */ + +/* FTDI_SIO_RESET */ +#define FTDI_SIO_RESET_SIO 0 +#define FTDI_SIO_RESET_PURGE_RX 1 +#define FTDI_SIO_RESET_PURGE_TX 2 + +/* + * BmRequestType: 0100 0000B + * bRequest: FTDI_SIO_RESET + * wValue: Control Value + * 0 = Reset SIO + * 1 = Purge RX buffer + * 2 = Purge TX buffer + * wIndex: Port + * wLength: 0 + * Data: None + * + * The Reset SIO command has this effect: + * + * Sets flow control set to 'none' + * Event char = $0D + * Event trigger = disabled + * Purge RX buffer + * Purge TX buffer + * Clear DTR + * Clear RTS + * baud and data format not reset + * + * The Purge RX and TX buffer commands affect nothing except the buffers + * + */ + +/* FTDI_SIO_MODEM_CTRL */ +/* + * BmRequestType: 0100 0000B + * bRequest: FTDI_SIO_MODEM_CTRL + * wValue: ControlValue (see below) + * wIndex: Port + * wLength: 0 + * Data: None + * + * NOTE: If the device is in RTS/CTS flow control, the RTS set by this + * command will be IGNORED without an error being returned + * Also - you can not set DTR and RTS with one control message + */ + +#define FTDI_SIO_SET_DTR_MASK 0x1 +#define FTDI_SIO_SET_DTR_HIGH ((FTDI_SIO_SET_DTR_MASK << 8) | 1) +#define FTDI_SIO_SET_DTR_LOW ((FTDI_SIO_SET_DTR_MASK << 8) | 0) +#define FTDI_SIO_SET_RTS_MASK 0x2 +#define FTDI_SIO_SET_RTS_HIGH ((FTDI_SIO_SET_RTS_MASK << 8) | 2) +#define FTDI_SIO_SET_RTS_LOW ((FTDI_SIO_SET_RTS_MASK << 8) | 0) + +/* + * ControlValue + * B0 DTR state + * 0 = reset + * 1 = set + * B1 RTS state + * 0 = reset + * 1 = set + * B2..7 Reserved + * B8 DTR state enable + * 0 = ignore + * 1 = use DTR state + * B9 RTS state enable + * 0 = ignore + * 1 = use RTS state + * B10..15 Reserved + */ + +/* FTDI_SIO_SET_FLOW_CTRL */ +#define FTDI_SIO_DISABLE_FLOW_CTRL 0x0 +#define FTDI_SIO_RTS_CTS_HS (0x1 << 8) +#define FTDI_SIO_DTR_DSR_HS (0x2 << 8) +#define FTDI_SIO_XON_XOFF_HS (0x4 << 8) + +/* + * BmRequestType: 0100 0000b + * bRequest: FTDI_SIO_SET_FLOW_CTRL + * wValue: Xoff/Xon + * wIndex: Protocol/Port - hIndex is protocol / lIndex is port + * wLength: 0 + * Data: None + * + * hIndex protocol is: + * B0 Output handshaking using RTS/CTS + * 0 = disabled + * 1 = enabled + * B1 Output handshaking using DTR/DSR + * 0 = disabled + * 1 = enabled + * B2 Xon/Xoff handshaking + * 0 = disabled + * 1 = enabled + * + * A value of zero in the hIndex field disables handshaking + * + * If Xon/Xoff handshaking is specified, the hValue field should contain the + * XOFF character and the lValue field contains the XON character. + */ + +/* FTDI_SIO_SET_BAUD_RATE */ +/* + * BmRequestType: 0100 0000B + * bRequest: FTDI_SIO_SET_BAUDRATE + * wValue: BaudDivisor value - see below + * wIndex: Port + * wLength: 0 + * Data: None + * The BaudDivisor values are calculated as follows (too complicated): + */ + +/* FTDI_SIO_SET_DATA */ +#define FTDI_SIO_SET_DATA_PARITY_NONE (0x0 << 8) +#define FTDI_SIO_SET_DATA_PARITY_ODD (0x1 << 8) +#define FTDI_SIO_SET_DATA_PARITY_EVEN (0x2 << 8) +#define FTDI_SIO_SET_DATA_PARITY_MARK (0x3 << 8) +#define FTDI_SIO_SET_DATA_PARITY_SPACE (0x4 << 8) +#define FTDI_SIO_SET_DATA_STOP_BITS_1 (0x0 << 11) +#define FTDI_SIO_SET_DATA_STOP_BITS_15 (0x1 << 11) +#define FTDI_SIO_SET_DATA_STOP_BITS_2 (0x2 << 11) +#define FTDI_SIO_SET_BREAK (0x1 << 14) + +/* + * BmRequestType: 0100 0000B + * bRequest: FTDI_SIO_SET_DATA + * wValue: Data characteristics (see below) + * wIndex: Port + * wLength: 0 + * Data: No + * + * Data characteristics + * + * B0..7 Number of data bits + * B8..10 Parity + * 0 = None + * 1 = Odd + * 2 = Even + * 3 = Mark + * 4 = Space + * B11..13 Stop Bits + * 0 = 1 + * 1 = 1.5 + * 2 = 2 + * B14 + * 1 = TX ON (break) + * 0 = TX OFF (normal state) + * B15 Reserved + * + */ + +/* +* DATA FORMAT +* +* IN Endpoint +* +* The device reserves the first two bytes of data on this endpoint to contain +* the current values of the modem and line status registers. In the absence of +* data, the device generates a message consisting of these two status bytes + * every 40 ms + * + * Byte 0: Modem Status +* +* Offset Description +* B0 Reserved - must be 1 +* B1 Reserved - must be 0 +* B2 Reserved - must be 0 +* B3 Reserved - must be 0 +* B4 Clear to Send (CTS) +* B5 Data Set Ready (DSR) +* B6 Ring Indicator (RI) +* B7 Receive Line Signal Detect (RLSD) +* +* Byte 1: Line Status +* +* Offset Description +* B0 Data Ready (DR) +* B1 Overrun Error (OE) +* B2 Parity Error (PE) +* B3 Framing Error (FE) +* B4 Break Interrupt (BI) +* B5 Transmitter Holding Register (THRE) +* B6 Transmitter Empty (TEMT) +* B7 Error in RCVR FIFO +* +*/ +#define FTDI_RS0_CTS (1 << 4) +#define FTDI_RS0_DSR (1 << 5) +#define FTDI_RS0_RI (1 << 6) +#define FTDI_RS0_RLSD (1 << 7) + +#define FTDI_RS_DR 1 +#define FTDI_RS_OE (1<<1) +#define FTDI_RS_PE (1<<2) +#define FTDI_RS_FE (1<<3) +#define FTDI_RS_BI (1<<4) +#define FTDI_RS_THRE (1<<5) +#define FTDI_RS_TEMT (1<<6) +#define FTDI_RS_FIFO (1<<7) + +#endif //TUSB_FTDI_SIO_H diff --git a/src/class/dfu/dfu_device.c b/src/class/dfu/dfu_device.c index aa5891ca9..3e7c13dea 100644 --- a/src/class/dfu/dfu_device.c +++ b/src/class/dfu/dfu_device.c @@ -37,6 +37,13 @@ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUD_DFU_LOG_LEVEL + #define CFG_TUD_DFU_LOG_LEVEL CFG_TUD_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUD_DFU_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ @@ -56,7 +63,7 @@ typedef struct } dfu_state_ctx_t; // Only a single dfu state is allowed -CFG_TUSB_MEM_SECTION static dfu_state_ctx_t _dfu_ctx; +CFG_TUD_MEM_SECTION tu_static dfu_state_ctx_t _dfu_ctx; static void reset_state(void) { @@ -74,7 +81,7 @@ static bool process_manifest_get_status(uint8_t rhport, uint8_t stage, tusb_cont //--------------------------------------------------------------------+ #if CFG_TUSB_DEBUG >= 2 -static tu_lookup_entry_t const _dfu_request_lookup[] = +tu_static tu_lookup_entry_t const _dfu_request_lookup[] = { { .key = DFU_REQUEST_DETACH , .data = "DETACH" }, { .key = DFU_REQUEST_DNLOAD , .data = "DNLOAD" }, @@ -85,13 +92,13 @@ static tu_lookup_entry_t const _dfu_request_lookup[] = { .key = DFU_REQUEST_ABORT , .data = "ABORT" }, }; -static tu_lookup_table_t const _dfu_request_table = +tu_static tu_lookup_table_t const _dfu_request_table = { .count = TU_ARRAY_SIZE(_dfu_request_lookup), .items = _dfu_request_lookup }; -static tu_lookup_entry_t const _dfu_state_lookup[] = +tu_static tu_lookup_entry_t const _dfu_state_lookup[] = { { .key = APP_IDLE , .data = "APP_IDLE" }, { .key = APP_DETACH , .data = "APP_DETACH" }, @@ -106,13 +113,13 @@ static tu_lookup_entry_t const _dfu_state_lookup[] = { .key = DFU_ERROR , .data = "ERROR" }, }; -static tu_lookup_table_t const _dfu_state_table = +tu_static tu_lookup_table_t const _dfu_state_table = { .count = TU_ARRAY_SIZE(_dfu_state_lookup), .items = _dfu_state_lookup }; -static tu_lookup_entry_t const _dfu_status_lookup[] = +tu_static tu_lookup_entry_t const _dfu_status_lookup[] = { { .key = DFU_STATUS_OK , .data = "OK" }, { .key = DFU_STATUS_ERR_TARGET , .data = "errTARGET" }, @@ -132,7 +139,7 @@ static tu_lookup_entry_t const _dfu_status_lookup[] = { .key = DFU_STATUS_ERR_STALLEDPKT , .data = "errSTALLEDPKT" }, }; -static tu_lookup_table_t const _dfu_status_table = +tu_static tu_lookup_table_t const _dfu_status_table = { .count = TU_ARRAY_SIZE(_dfu_status_lookup), .items = _dfu_status_lookup @@ -205,7 +212,7 @@ bool dfu_moded_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_reque { TU_VERIFY(request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE); - TU_LOG2(" DFU State : %s, Status: %s\r\n", tu_lookup_find(&_dfu_state_table, _dfu_ctx.state), tu_lookup_find(&_dfu_status_table, _dfu_ctx.status)); + TU_LOG_DRV(" DFU State : %s, Status: %s\r\n", tu_lookup_find(&_dfu_state_table, _dfu_ctx.state), tu_lookup_find(&_dfu_status_table, _dfu_ctx.status)); if ( request->bmRequestType_bit.type == TUSB_REQ_TYPE_STANDARD ) { @@ -235,7 +242,7 @@ bool dfu_moded_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_reque } else if ( request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS ) { - TU_LOG2(" DFU Request: %s\r\n", tu_lookup_find(&_dfu_request_table, request->bRequest)); + TU_LOG_DRV(" DFU Request: %s\r\n", tu_lookup_find(&_dfu_request_table, request->bRequest)); // Class request switch ( request->bRequest ) diff --git a/src/class/dfu/dfu_rt_device.c b/src/class/dfu/dfu_rt_device.c index b9cd6096b..a940d8d62 100644 --- a/src/class/dfu/dfu_rt_device.c +++ b/src/class/dfu/dfu_rt_device.c @@ -37,6 +37,13 @@ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUD_DFU_RUNTIME_LOG_LEVEL + #define CFG_TUD_DFU_RUNTIME_LOG_LEVEL CFG_TUD_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUD_DFU_RUNTIME_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ @@ -99,7 +106,7 @@ bool dfu_rtd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request { case DFU_REQUEST_DETACH: { - TU_LOG2(" DFU RT Request: DETACH\r\n"); + TU_LOG_DRV(" DFU RT Request: DETACH\r\n"); tud_control_status(rhport, request); tud_dfu_runtime_reboot_to_dfu_cb(); } @@ -107,17 +114,17 @@ bool dfu_rtd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request case DFU_REQUEST_GETSTATUS: { - TU_LOG2(" DFU RT Request: GETSTATUS\r\n"); + TU_LOG_DRV(" DFU RT Request: GETSTATUS\r\n"); dfu_status_response_t resp; // Status = OK, Poll timeout is ignored during RT, State = APP_IDLE, IString = 0 - memset(&resp, 0x00, sizeof(dfu_status_response_t)); + TU_VERIFY(tu_memset_s(&resp, sizeof(resp), 0x00, sizeof(resp))==0); tud_control_xfer(rhport, request, &resp, sizeof(dfu_status_response_t)); } break; default: { - TU_LOG2(" DFU RT Unexpected Request: %d\r\n", request->bRequest); + TU_LOG_DRV(" DFU RT Unexpected Request: %d\r\n", request->bRequest); return false; // stall unsupported request } } diff --git a/src/class/hid/hid.h b/src/class/hid/hid.h index 44a464be1..fbd3eef38 100644 --- a/src/class/hid/hid.h +++ b/src/class/hid/hid.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -708,6 +708,7 @@ enum { HID_USAGE_PAGE_MSR = 0x8e, HID_USAGE_PAGE_CAMERA = 0x90, HID_USAGE_PAGE_ARCADE = 0x91, + HID_USAGE_PAGE_FIDO = 0xF1D0, // FIDO alliance HID usage page HID_USAGE_PAGE_VENDOR = 0xFF00 // 0xFF00 - 0xFFFF }; @@ -844,6 +845,14 @@ enum HID_USAGE_CONSUMER_AC_PAN = 0x0238, }; +/// HID Usage Table: FIDO Alliance Page (0xF1D0) +enum +{ + HID_USAGE_FIDO_U2FHID = 0x01, // U2FHID usage for top-level collection + HID_USAGE_FIDO_DATA_IN = 0x20, // Raw IN data report + HID_USAGE_FIDO_DATA_OUT = 0x21 // Raw OUT data report +}; + /*-------------------------------------------------------------------- * ASCII to KEYCODE Conversion * Expand to array of [128][2] (shift, keycode) diff --git a/src/class/hid/hid_device.c b/src/class/hid/hid_device.c index 8077e4deb..5637ea6b4 100644 --- a/src/class/hid/hid_device.c +++ b/src/class/hid/hid_device.c @@ -58,7 +58,7 @@ typedef struct tusb_hid_descriptor_hid_t const * hid_descriptor; } hidd_interface_t; -CFG_TUSB_MEM_SECTION static hidd_interface_t _hidd_itf[CFG_TUD_HID]; +CFG_TUD_MEM_SECTION tu_static hidd_interface_t _hidd_itf[CFG_TUD_HID]; /*------------- Helpers -------------*/ static inline uint8_t get_index_by_itfnum(uint8_t itf_num) @@ -92,16 +92,12 @@ bool tud_hid_n_report(uint8_t instance, uint8_t report_id, void const* report, u // prepare data if (report_id) { - len = tu_min16(len, CFG_TUD_HID_EP_BUFSIZE-1); - p_hid->epin_buf[0] = report_id; - memcpy(p_hid->epin_buf+1, report, len); + TU_VERIFY(0 == tu_memcpy_s(p_hid->epin_buf+1, CFG_TUD_HID_EP_BUFSIZE-1, report, len)); len++; }else { - // If report id = 0, skip ID field - len = tu_min16(len, CFG_TUD_HID_EP_BUFSIZE); - memcpy(p_hid->epin_buf, report, len); + TU_VERIFY(0 == tu_memcpy_s(p_hid->epin_buf, CFG_TUD_HID_EP_BUFSIZE, report, len)); } return usbd_edpt_xfer(rhport, p_hid->ep_in, p_hid->epin_buf, len); @@ -126,7 +122,7 @@ bool tud_hid_n_keyboard_report(uint8_t instance, uint8_t report_id, uint8_t modi if ( keycode ) { - memcpy(report.keycode, keycode, 6); + memcpy(report.keycode, keycode, sizeof(report.keycode)); }else { tu_memclr(report.keycode, 6); @@ -151,8 +147,7 @@ bool tud_hid_n_mouse_report(uint8_t instance, uint8_t report_id, } bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id, - int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons) -{ + int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons) { hid_gamepad_report_t report = { .x = x, @@ -183,11 +178,12 @@ void hidd_reset(uint8_t rhport) } uint16_t hidd_open(uint8_t rhport, tusb_desc_interface_t const * desc_itf, uint16_t max_len) -{ + { TU_VERIFY(TUSB_CLASS_HID == desc_itf->bInterfaceClass, 0); // len = interface + hid + n*endpoints - uint16_t const drv_len = (uint16_t) (sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) + + uint16_t const drv_len = + (uint16_t) (sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) + desc_itf->bNumEndpoints * sizeof(tusb_desc_endpoint_t)); TU_ASSERT(max_len >= drv_len, 0); @@ -403,7 +399,7 @@ bool hidd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_ { if (tud_hid_report_complete_cb) { - tud_hid_report_complete_cb(instance, p_hid->epin_buf, (/*uint16_t*/ uint8_t) xferred_bytes); + tud_hid_report_complete_cb(instance, p_hid->epin_buf, (uint16_t) xferred_bytes); } } // Received report diff --git a/src/class/hid/hid_device.h b/src/class/hid/hid_device.h index 3143b1024..17b24def1 100644 --- a/src/class/hid/hid_device.h +++ b/src/class/hid/hid_device.h @@ -116,7 +116,7 @@ TU_ATTR_WEAK bool tud_hid_set_idle_cb(uint8_t instance, uint8_t idle_rate); // Invoked when sent REPORT successfully to host // Application can use this to send the next report // Note: For composite reports, report[0] is report ID -TU_ATTR_WEAK void tud_hid_report_complete_cb(uint8_t instance, uint8_t const* report, /*uint16_t*/ uint8_t len ); +TU_ATTR_WEAK void tud_hid_report_complete_cb(uint8_t instance, uint8_t const* report, uint16_t len); //--------------------------------------------------------------------+ @@ -182,7 +182,7 @@ static inline bool tud_hid_gamepad_report(uint8_t report_id, int8_t x, int8_t y HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\ /* Report ID if any */\ __VA_ARGS__ \ - /* 8 bits Modifier Keys (Shfit, Control, Alt) */ \ + /* 8 bits Modifier Keys (Shift, Control, Alt) */ \ HID_USAGE_PAGE ( HID_USAGE_PAGE_KEYBOARD ) ,\ HID_USAGE_MIN ( 224 ) ,\ HID_USAGE_MAX ( 231 ) ,\ @@ -352,6 +352,31 @@ static inline bool tud_hid_gamepad_report(uint8_t report_id, int8_t x, int8_t y HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\ HID_COLLECTION_END \ +// FIDO U2F Authenticator Descriptor Template +// - 1st parameter is report size, which is 64 bytes maximum in U2F +// - 2nd parameter is HID_REPORT_ID(n) (optional) +#define TUD_HID_REPORT_DESC_FIDO_U2F(report_size, ...) \ + HID_USAGE_PAGE_N ( HID_USAGE_PAGE_FIDO, 2 ) ,\ + HID_USAGE ( HID_USAGE_FIDO_U2FHID ) ,\ + HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\ + /* Report ID if any */ \ + __VA_ARGS__ \ + /* Usage Data In */ \ + HID_USAGE ( HID_USAGE_FIDO_DATA_IN ) ,\ + HID_LOGICAL_MIN ( 0 ) ,\ + HID_LOGICAL_MAX_N ( 0xff, 2 ) ,\ + HID_REPORT_SIZE ( 8 ) ,\ + HID_REPORT_COUNT ( report_size ) ,\ + HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\ + /* Usage Data Out */ \ + HID_USAGE ( HID_USAGE_FIDO_DATA_OUT ) ,\ + HID_LOGICAL_MIN ( 0 ) ,\ + HID_LOGICAL_MAX_N ( 0xff, 2 ) ,\ + HID_REPORT_SIZE ( 8 ) ,\ + HID_REPORT_COUNT ( report_size ) ,\ + HID_OUTPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\ + HID_COLLECTION_END \ + // HID Generic Input & Output // - 1st parameter is report size (mandatory) // - 2nd parameter is report id HID_REPORT_ID(n) (optional) diff --git a/src/class/hid/hid_host.c b/src/class/hid/hid_host.c index ca745464c..621fb2a55 100644 --- a/src/class/hid/hid_host.c +++ b/src/class/hid/hid_host.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -29,362 +29,449 @@ #if (CFG_TUH_ENABLED && CFG_TUH_HID) #include "host/usbh.h" -#include "host/usbh_classdriver.h" +#include "host/usbh_pvt.h" #include "hid_host.h" +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUH_HID_LOG_LEVEL + #define CFG_TUH_HID_LOG_LEVEL CFG_TUH_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUH_HID_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ +typedef struct { + uint8_t daddr; -typedef struct -{ uint8_t itf_num; uint8_t ep_in; uint8_t ep_out; + bool mounted; // Enumeration is complete uint8_t itf_protocol; // None, Keyboard, Mouse uint8_t protocol_mode; // Boot (0) or Report protocol (1) - uint8_t report_desc_type; + uint8_t report_desc_type; uint16_t report_desc_len; uint16_t epin_size; uint16_t epout_size; - uint8_t epin_buf[CFG_TUH_HID_EPIN_BUFSIZE]; - uint8_t epout_buf[CFG_TUH_HID_EPOUT_BUFSIZE]; + CFG_TUH_MEM_ALIGN uint8_t epin_buf[CFG_TUH_HID_EPIN_BUFSIZE]; + CFG_TUH_MEM_ALIGN uint8_t epout_buf[CFG_TUH_HID_EPOUT_BUFSIZE]; } hidh_interface_t; -typedef struct -{ - uint8_t inst_count; - hidh_interface_t instances[CFG_TUH_HID]; -} hidh_device_t; +CFG_TUH_MEM_SECTION +tu_static hidh_interface_t _hidh_itf[CFG_TUH_HID]; -static hidh_device_t _hidh_dev[CFG_TUH_DEVICE_MAX]; +tu_static uint8_t _hidh_default_protocol = HID_PROTOCOL_BOOT; -//------------- Internal prototypes -------------// +//--------------------------------------------------------------------+ +// Helper +//--------------------------------------------------------------------+ +TU_ATTR_ALWAYS_INLINE static inline hidh_interface_t* get_hid_itf(uint8_t daddr, uint8_t idx) { + TU_ASSERT(daddr > 0 && idx < CFG_TUH_HID, NULL); + hidh_interface_t* p_hid = &_hidh_itf[idx]; + return (p_hid->daddr == daddr) ? p_hid : NULL; +} -// Get HID device & interface -TU_ATTR_ALWAYS_INLINE static inline hidh_device_t* get_dev(uint8_t dev_addr); -TU_ATTR_ALWAYS_INLINE static inline hidh_interface_t* get_instance(uint8_t dev_addr, uint8_t instance); -static uint8_t get_instance_id_by_itfnum(uint8_t dev_addr, uint8_t itf); -static uint8_t get_instance_id_by_epaddr(uint8_t dev_addr, uint8_t ep_addr); +// Get instance ID by endpoint address +static uint8_t get_idx_by_epaddr(uint8_t daddr, uint8_t ep_addr) { + for (uint8_t idx = 0; idx < CFG_TUH_HID; idx++) { + hidh_interface_t const* p_hid = &_hidh_itf[idx]; + if (p_hid->daddr == daddr && + (p_hid->ep_in == ep_addr || p_hid->ep_out == ep_addr)) { + return idx; + } + } + return TUSB_INDEX_INVALID_8; +} + +static hidh_interface_t* find_new_itf(void) { + for (uint8_t i = 0; i < CFG_TUH_HID; i++) { + if (_hidh_itf[i].daddr == 0) return &_hidh_itf[i]; + } + return NULL; +} //--------------------------------------------------------------------+ // Interface API //--------------------------------------------------------------------+ +uint8_t tuh_hid_itf_get_count(uint8_t daddr) { + uint8_t count = 0; + for (uint8_t i = 0; i < CFG_TUH_HID; i++) { + if (_hidh_itf[i].daddr == daddr) count++; + } + return count; +} -uint8_t tuh_hid_instance_count(uint8_t dev_addr) -{ - return get_dev(dev_addr)->inst_count; +uint8_t tuh_hid_itf_get_total_count(void) { + uint8_t count = 0; + for (uint8_t i = 0; i < CFG_TUH_HID; i++) { + if (_hidh_itf[i].daddr != 0) count++; + } + return count; } -bool tuh_hid_mounted(uint8_t dev_addr, uint8_t instance) -{ - hidh_interface_t* hid_itf = get_instance(dev_addr, instance); - return (hid_itf->ep_in != 0) || (hid_itf->ep_out != 0); +bool tuh_hid_mounted(uint8_t daddr, uint8_t idx) { + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid); + return p_hid->mounted; } -uint8_t tuh_hid_interface_protocol(uint8_t dev_addr, uint8_t instance) -{ - hidh_interface_t* hid_itf = get_instance(dev_addr, instance); - return hid_itf->itf_protocol; +bool tuh_hid_itf_get_info(uint8_t daddr, uint8_t idx, tuh_itf_info_t* info) { + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid && info); + + info->daddr = daddr; + + // re-construct descriptor + tusb_desc_interface_t* desc = &info->desc; + desc->bLength = sizeof(tusb_desc_interface_t); + desc->bDescriptorType = TUSB_DESC_INTERFACE; + + desc->bInterfaceNumber = p_hid->itf_num; + desc->bAlternateSetting = 0; + desc->bNumEndpoints = (uint8_t) ((p_hid->ep_in ? 1u : 0u) + (p_hid->ep_out ? 1u : 0u)); + desc->bInterfaceClass = TUSB_CLASS_HID; + desc->bInterfaceSubClass = (p_hid->itf_protocol ? HID_SUBCLASS_BOOT : HID_SUBCLASS_NONE); + desc->bInterfaceProtocol = p_hid->itf_protocol; + desc->iInterface = 0; // not used yet + + return true; +} + +uint8_t tuh_hid_itf_get_index(uint8_t daddr, uint8_t itf_num) { + for (uint8_t idx = 0; idx < CFG_TUH_HID; idx++) { + hidh_interface_t const* p_hid = &_hidh_itf[idx]; + if (p_hid->daddr == daddr && p_hid->itf_num == itf_num) return idx; + } + + return TUSB_INDEX_INVALID_8; +} + +uint8_t tuh_hid_interface_protocol(uint8_t daddr, uint8_t idx) { + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + return p_hid ? p_hid->itf_protocol : 0; } //--------------------------------------------------------------------+ // Control Endpoint API //--------------------------------------------------------------------+ - -uint8_t tuh_hid_get_protocol(uint8_t dev_addr, uint8_t instance) -{ - hidh_interface_t* hid_itf = get_instance(dev_addr, instance); - return hid_itf->protocol_mode; +uint8_t tuh_hid_get_protocol(uint8_t daddr, uint8_t idx) { + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + return p_hid ? p_hid->protocol_mode : 0; } -static void set_protocol_complete(tuh_xfer_t* xfer) -{ - uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); - uint8_t const daddr = xfer->daddr; - uint8_t const instance = get_instance_id_by_itfnum(daddr, itf_num); - hidh_interface_t* hid_itf = get_instance(daddr, instance); +static void set_protocol_complete(tuh_xfer_t* xfer) { + uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); + uint8_t const daddr = xfer->daddr; + uint8_t const idx = tuh_hid_itf_get_index(daddr, itf_num); - if (XFER_RESULT_SUCCESS == xfer->result) - { - hid_itf->protocol_mode = (uint8_t) tu_le16toh(xfer->setup->wValue); + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid,); + + if (XFER_RESULT_SUCCESS == xfer->result) { + p_hid->protocol_mode = (uint8_t) tu_le16toh(xfer->setup->wValue); } - if (tuh_hid_set_protocol_complete_cb) - { - tuh_hid_set_protocol_complete_cb(daddr, instance, hid_itf->protocol_mode); + if (tuh_hid_set_protocol_complete_cb) { + tuh_hid_set_protocol_complete_cb(daddr, idx, p_hid->protocol_mode); } } +void tuh_hid_set_default_protocol(uint8_t protocol) { + _hidh_default_protocol = protocol; +} -static bool _hidh_set_protocol(uint8_t dev_addr, uint8_t itf_num, uint8_t protocol, tuh_xfer_cb_t complete_cb, uintptr_t user_data) -{ - TU_LOG2("HID Set Protocol = %d\r\n", protocol); +static bool _hidh_set_protocol(uint8_t daddr, uint8_t itf_num, uint8_t protocol, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { + TU_LOG_DRV("HID Set Protocol = %d\r\n", protocol); - tusb_control_request_t const request = - { - .bmRequestType_bit = - { - .recipient = TUSB_REQ_RCPT_INTERFACE, - .type = TUSB_REQ_TYPE_CLASS, - .direction = TUSB_DIR_OUT - }, - .bRequest = HID_REQ_CONTROL_SET_PROTOCOL, - .wValue = protocol, - .wIndex = itf_num, - .wLength = 0 + tusb_control_request_t const request = { + .bmRequestType_bit = { + .recipient = TUSB_REQ_RCPT_INTERFACE, + .type = TUSB_REQ_TYPE_CLASS, + .direction = TUSB_DIR_OUT + }, + .bRequest = HID_REQ_CONTROL_SET_PROTOCOL, + .wValue = protocol, + .wIndex = itf_num, + .wLength = 0 }; - tuh_xfer_t xfer = - { - .daddr = dev_addr, - .ep_addr = 0, - .setup = &request, - .buffer = NULL, - .complete_cb = complete_cb, - .user_data = user_data + tuh_xfer_t xfer = { + .daddr = daddr, + .ep_addr = 0, + .setup = &request, + .buffer = NULL, + .complete_cb = complete_cb, + .user_data = user_data }; - TU_ASSERT( tuh_control_xfer(&xfer) ); - return true; + return tuh_control_xfer(&xfer); } -bool tuh_hid_set_protocol(uint8_t dev_addr, uint8_t instance, uint8_t protocol) -{ - hidh_interface_t* hid_itf = get_instance(dev_addr, instance); - TU_VERIFY(hid_itf->itf_protocol != HID_ITF_PROTOCOL_NONE); +bool tuh_hid_set_protocol(uint8_t daddr, uint8_t idx, uint8_t protocol) { + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid && p_hid->itf_protocol != HID_ITF_PROTOCOL_NONE); - return _hidh_set_protocol(dev_addr, hid_itf->itf_num, protocol, set_protocol_complete, 0); + return _hidh_set_protocol(daddr, p_hid->itf_num, protocol, set_protocol_complete, 0); } -static void set_report_complete(tuh_xfer_t* xfer) -{ - TU_LOG2("HID Set Report complete\r\n"); +static void set_report_complete(tuh_xfer_t* xfer) { + TU_LOG_DRV("HID Set Report complete\r\n"); - if (tuh_hid_set_report_complete_cb) - { - uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); - uint8_t const instance = get_instance_id_by_itfnum(xfer->daddr, itf_num); + if (tuh_hid_set_report_complete_cb) { + uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); + uint8_t const idx = tuh_hid_itf_get_index(xfer->daddr, itf_num); uint8_t const report_type = tu_u16_high(xfer->setup->wValue); - uint8_t const report_id = tu_u16_low(xfer->setup->wValue); + uint8_t const report_id = tu_u16_low(xfer->setup->wValue); - tuh_hid_set_report_complete_cb(xfer->daddr, instance, report_id, report_type, + tuh_hid_set_report_complete_cb(xfer->daddr, idx, report_id, report_type, (xfer->result == XFER_RESULT_SUCCESS) ? xfer->setup->wLength : 0); } } -bool tuh_hid_set_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t report_type, void* report, uint16_t len) -{ - hidh_interface_t* hid_itf = get_instance(dev_addr, instance); - TU_LOG2("HID Set Report: id = %u, type = %u, len = %u\r\n", report_id, report_type, len); +bool tuh_hid_set_report(uint8_t daddr, uint8_t idx, uint8_t report_id, uint8_t report_type, void* report, uint16_t len) { + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid); + TU_LOG_DRV("HID Set Report: id = %u, type = %u, len = %u\r\n", report_id, report_type, len); - tusb_control_request_t const request = - { - .bmRequestType_bit = - { - .recipient = TUSB_REQ_RCPT_INTERFACE, - .type = TUSB_REQ_TYPE_CLASS, - .direction = TUSB_DIR_OUT - }, - .bRequest = HID_REQ_CONTROL_SET_REPORT, - .wValue = tu_u16(report_type, report_id), - .wIndex = hid_itf->itf_num, - .wLength = len + tusb_control_request_t const request = { + .bmRequestType_bit = { + .recipient = TUSB_REQ_RCPT_INTERFACE, + .type = TUSB_REQ_TYPE_CLASS, + .direction = TUSB_DIR_OUT + }, + .bRequest = HID_REQ_CONTROL_SET_REPORT, + .wValue = tu_htole16(tu_u16(report_type, report_id)), + .wIndex = tu_htole16((uint16_t) p_hid->itf_num), + .wLength = len }; - tuh_xfer_t xfer = - { - .daddr = dev_addr, - .ep_addr = 0, - .setup = &request, - .buffer = report, - .complete_cb = set_report_complete, - .user_data = 0 + tuh_xfer_t xfer = { + .daddr = daddr, + .ep_addr = 0, + .setup = &request, + .buffer = report, + .complete_cb = set_report_complete, + .user_data = 0 }; - TU_ASSERT( tuh_control_xfer(&xfer) ); - return true; + return tuh_control_xfer(&xfer); } -static bool _hidh_set_idle(uint8_t dev_addr, uint8_t itf_num, uint16_t idle_rate, tuh_xfer_cb_t complete_cb, uintptr_t user_data) -{ +static bool _hidh_set_idle(uint8_t daddr, uint8_t itf_num, uint16_t idle_rate, + tuh_xfer_cb_t complete_cb, uintptr_t user_data) { // SET IDLE request, device can stall if not support this request - TU_LOG2("HID Set Idle \r\n"); - tusb_control_request_t const request = - { - .bmRequestType_bit = - { - .recipient = TUSB_REQ_RCPT_INTERFACE, - .type = TUSB_REQ_TYPE_CLASS, - .direction = TUSB_DIR_OUT - }, - .bRequest = HID_REQ_CONTROL_SET_IDLE, - .wValue = idle_rate, - .wIndex = itf_num, - .wLength = 0 - }; + TU_LOG_DRV("HID Set Idle \r\n"); - tuh_xfer_t xfer = - { - .daddr = dev_addr, - .ep_addr = 0, - .setup = &request, - .buffer = NULL, - .complete_cb = complete_cb, - .user_data = user_data + tusb_control_request_t const request = { + .bmRequestType_bit = { + .recipient = TUSB_REQ_RCPT_INTERFACE, + .type = TUSB_REQ_TYPE_CLASS, + .direction = TUSB_DIR_OUT + }, + .bRequest = HID_REQ_CONTROL_SET_IDLE, + .wValue = tu_htole16(idle_rate), + .wIndex = tu_htole16((uint16_t) itf_num), + .wLength = 0 }; - TU_ASSERT( tuh_control_xfer(&xfer) ); + tuh_xfer_t xfer = { + .daddr = daddr, + .ep_addr = 0, + .setup = &request, + .buffer = NULL, + .complete_cb = complete_cb, + .user_data = user_data + }; - return true; + return tuh_control_xfer(&xfer); } //--------------------------------------------------------------------+ // Interrupt Endpoint API //--------------------------------------------------------------------+ -bool tuh_hid_receive_report(uint8_t dev_addr, uint8_t instance) -{ - hidh_interface_t* hid_itf = get_instance(dev_addr, instance); +// Check if HID interface is ready to receive report +bool tuh_hid_receive_ready(uint8_t dev_addr, uint8_t idx) { + hidh_interface_t* p_hid = get_hid_itf(dev_addr, idx); + TU_VERIFY(p_hid); + return !usbh_edpt_busy(dev_addr, p_hid->ep_in); +} + +bool tuh_hid_receive_report(uint8_t daddr, uint8_t idx) { + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid); // claim endpoint - TU_VERIFY( usbh_edpt_claim(dev_addr, hid_itf->ep_in) ); + TU_VERIFY(usbh_edpt_claim(daddr, p_hid->ep_in)); - if ( !usbh_edpt_xfer(dev_addr, hid_itf->ep_in, hid_itf->epin_buf, hid_itf->epin_size) ) - { - usbh_edpt_claim(dev_addr, hid_itf->ep_in); + if (!usbh_edpt_xfer(daddr, p_hid->ep_in, p_hid->epin_buf, p_hid->epin_size)) { + usbh_edpt_release(daddr, p_hid->ep_in); return false; } return true; } +bool tuh_hid_receive_abort(uint8_t dev_addr, uint8_t idx) { + hidh_interface_t* p_hid = get_hid_itf(dev_addr, idx); + TU_VERIFY(p_hid); + return tuh_edpt_abort_xfer(dev_addr, p_hid->ep_in); +} + +bool tuh_hid_send_ready(uint8_t dev_addr, uint8_t idx) { + hidh_interface_t* p_hid = get_hid_itf(dev_addr, idx); + TU_VERIFY(p_hid); + return !usbh_edpt_busy(dev_addr, p_hid->ep_out); +} + +bool tuh_hid_send_report(uint8_t daddr, uint8_t idx, uint8_t report_id, const void* report, uint16_t len) { + TU_LOG_DRV("HID Send Report %d\r\n", report_id); + + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid); + + if (p_hid->ep_out == 0) { + // This HID does not have an out endpoint (other than control) + return false; + } else if (len > CFG_TUH_HID_EPOUT_BUFSIZE || + (report_id != 0 && len > (CFG_TUH_HID_EPOUT_BUFSIZE - 1))) { + // ep_out buffer is not large enough to hold contents + return false; + } + + // claim endpoint + TU_VERIFY(usbh_edpt_claim(daddr, p_hid->ep_out)); + + if (report_id == 0) { + // No report ID in transmission + memcpy(&p_hid->epout_buf[0], report, len); + } else { + p_hid->epout_buf[0] = report_id; + memcpy(&p_hid->epout_buf[1], report, len); + ++len; // 1 more byte for report_id + } -//bool tuh_n_hid_n_ready(uint8_t dev_addr, uint8_t instance) -//{ -// TU_VERIFY(tuh_n_hid_n_mounted(dev_addr, instance)); -// -// hidh_interface_t* hid_itf = get_instance(dev_addr, instance); -// return !usbh_edpt_busy(dev_addr, hid_itf->ep_in); -//} + TU_LOG3_MEM(p_hid->epout_buf, len, 2); -//void tuh_hid_send_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t const* report, uint16_t len); + if (!usbh_edpt_xfer(daddr, p_hid->ep_out, p_hid->epout_buf, len)) { + usbh_edpt_release(daddr, p_hid->ep_out); + return false; + } + + return true; +} //--------------------------------------------------------------------+ // USBH API //--------------------------------------------------------------------+ -void hidh_init(void) -{ - tu_memclr(_hidh_dev, sizeof(_hidh_dev)); +bool hidh_init(void) { + TU_LOG_DRV("sizeof(hidh_interface_t) = %u\r\n", sizeof(hidh_interface_t)); + tu_memclr(_hidh_itf, sizeof(_hidh_itf)); + return true; } -bool hidh_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) -{ +bool hidh_deinit(void) { + return true; +} + +bool hidh_xfer_cb(uint8_t daddr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) { (void) result; uint8_t const dir = tu_edpt_dir(ep_addr); - uint8_t const instance = get_instance_id_by_epaddr(dev_addr, ep_addr); - hidh_interface_t* hid_itf = get_instance(dev_addr, instance); + uint8_t const idx = get_idx_by_epaddr(daddr, ep_addr); - if ( dir == TUSB_DIR_IN ) - { - TU_LOG2(" Get Report callback (%u, %u)\r\n", dev_addr, instance); - TU_LOG3_MEM(hid_itf->epin_buf, xferred_bytes, 2); - tuh_hid_report_received_cb(dev_addr, instance, hid_itf->epin_buf, (uint16_t) xferred_bytes); - }else - { - if (tuh_hid_report_sent_cb) tuh_hid_report_sent_cb(dev_addr, instance, hid_itf->epout_buf, (uint16_t) xferred_bytes); + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid); + + if (dir == TUSB_DIR_IN) { + TU_LOG_DRV(" Get Report callback (%u, %u)\r\n", daddr, idx); + TU_LOG3_MEM(p_hid->epin_buf, xferred_bytes, 2); + tuh_hid_report_received_cb(daddr, idx, p_hid->epin_buf, (uint16_t) xferred_bytes); + } else { + if (tuh_hid_report_sent_cb) { + tuh_hid_report_sent_cb(daddr, idx, p_hid->epout_buf, (uint16_t) xferred_bytes); + } } return true; } -void hidh_close(uint8_t dev_addr) -{ - TU_VERIFY(dev_addr <= CFG_TUH_DEVICE_MAX, ); - - hidh_device_t* hid_dev = get_dev(dev_addr); - - if (tuh_hid_umount_cb) - { - for (uint8_t inst = 0; inst < hid_dev->inst_count; inst++ ) tuh_hid_umount_cb(dev_addr, inst); +void hidh_close(uint8_t daddr) { + for (uint8_t i = 0; i < CFG_TUH_HID; i++) { + hidh_interface_t* p_hid = &_hidh_itf[i]; + if (p_hid->daddr == daddr) { + TU_LOG_DRV(" HIDh close addr = %u index = %u\r\n", daddr, i); + if (tuh_hid_umount_cb) tuh_hid_umount_cb(daddr, i); + tu_memclr(p_hid, sizeof(hidh_interface_t)); + } } - - tu_memclr(hid_dev, sizeof(hidh_device_t)); } //--------------------------------------------------------------------+ // Enumeration //--------------------------------------------------------------------+ -bool hidh_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *desc_itf, uint16_t max_len) -{ +bool hidh_open(uint8_t rhport, uint8_t daddr, tusb_desc_interface_t const* desc_itf, uint16_t max_len) { (void) rhport; (void) max_len; TU_VERIFY(TUSB_CLASS_HID == desc_itf->bInterfaceClass); - - TU_LOG2("[%u] HID opening Interface %u\r\n", dev_addr, desc_itf->bInterfaceNumber); + TU_LOG_DRV("[%u] HID opening Interface %u\r\n", daddr, desc_itf->bInterfaceNumber); // len = interface + hid + n*endpoints uint16_t const drv_len = (uint16_t) (sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) + desc_itf->bNumEndpoints * sizeof(tusb_desc_endpoint_t)); TU_ASSERT(max_len >= drv_len); - - uint8_t const *p_desc = (uint8_t const *) desc_itf; + uint8_t const* p_desc = (uint8_t const*) desc_itf; //------------- HID descriptor -------------// p_desc = tu_desc_next(p_desc); - tusb_hid_descriptor_hid_t const *desc_hid = (tusb_hid_descriptor_hid_t const *) p_desc; + tusb_hid_descriptor_hid_t const* desc_hid = (tusb_hid_descriptor_hid_t const*) p_desc; TU_ASSERT(HID_DESC_TYPE_HID == desc_hid->bDescriptorType); - // not enough interface, try to increase CFG_TUH_HID - // TODO multiple devices - hidh_device_t* hid_dev = get_dev(dev_addr); - TU_ASSERT(hid_dev->inst_count < CFG_TUH_HID, 0); - - hidh_interface_t* hid_itf = get_instance(dev_addr, hid_dev->inst_count); + hidh_interface_t* p_hid = find_new_itf(); + TU_ASSERT(p_hid); // not enough interface, try to increase CFG_TUH_HID + p_hid->daddr = daddr; //------------- Endpoint Descriptors -------------// p_desc = tu_desc_next(p_desc); - tusb_desc_endpoint_t const * desc_ep = (tusb_desc_endpoint_t const *) p_desc; + tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const*) p_desc; - for(int i = 0; i < desc_itf->bNumEndpoints; i++) - { + for (int i = 0; i < desc_itf->bNumEndpoints; i++) { TU_ASSERT(TUSB_DESC_ENDPOINT == desc_ep->bDescriptorType); - TU_ASSERT( tuh_edpt_open(dev_addr, desc_ep) ); + TU_ASSERT(tuh_edpt_open(daddr, desc_ep)); - if(tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN) - { - hid_itf->ep_in = desc_ep->bEndpointAddress; - hid_itf->epin_size = tu_edpt_packet_size(desc_ep); - } - else - { - hid_itf->ep_out = desc_ep->bEndpointAddress; - hid_itf->epout_size = tu_edpt_packet_size(desc_ep); + if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN) { + p_hid->ep_in = desc_ep->bEndpointAddress; + p_hid->epin_size = tu_edpt_packet_size(desc_ep); + } else { + p_hid->ep_out = desc_ep->bEndpointAddress; + p_hid->epout_size = tu_edpt_packet_size(desc_ep); } p_desc = tu_desc_next(p_desc); - desc_ep = (tusb_desc_endpoint_t const *) p_desc; + desc_ep = (tusb_desc_endpoint_t const*) p_desc; } - hid_dev->inst_count++; - - hid_itf->itf_num = desc_itf->bInterfaceNumber; + p_hid->itf_num = desc_itf->bInterfaceNumber; // Assume bNumDescriptors = 1 - hid_itf->report_desc_type = desc_hid->bReportType; - hid_itf->report_desc_len = tu_unaligned_read16(&desc_hid->wReportLength); + p_hid->report_desc_type = desc_hid->bReportType; + p_hid->report_desc_len = tu_unaligned_read16(&desc_hid->wReportLength); // Per HID Specs: default is Report protocol, though we will force Boot protocol when set_config - hid_itf->protocol_mode = HID_PROTOCOL_BOOT; - if ( HID_SUBCLASS_BOOT == desc_itf->bInterfaceSubClass ) hid_itf->itf_protocol = desc_itf->bInterfaceProtocol; + p_hid->protocol_mode = _hidh_default_protocol; + if (HID_SUBCLASS_BOOT == desc_itf->bInterfaceSubClass) { + p_hid->itf_protocol = desc_itf->bInterfaceProtocol; + } return true; } @@ -400,18 +487,17 @@ enum { CONFIG_COMPLETE }; -static void config_driver_mount_complete(uint8_t dev_addr, uint8_t instance, uint8_t const* desc_report, uint16_t desc_len); +static void config_driver_mount_complete(uint8_t daddr, uint8_t idx, uint8_t const* desc_report, uint16_t desc_len); static void process_set_config(tuh_xfer_t* xfer); -bool hidh_set_config(uint8_t dev_addr, uint8_t itf_num) -{ +bool hidh_set_config(uint8_t daddr, uint8_t itf_num) { tusb_control_request_t request; request.wIndex = tu_htole16((uint16_t) itf_num); tuh_xfer_t xfer; - xfer.daddr = dev_addr; - xfer.result = XFER_RESULT_SUCCESS; - xfer.setup = &request; + xfer.daddr = daddr; + xfer.result = XFER_RESULT_SUCCESS; + xfer.setup = &request; xfer.user_data = CONFG_SET_IDLE; // fake request to kick-off the set config process @@ -420,94 +506,93 @@ bool hidh_set_config(uint8_t dev_addr, uint8_t itf_num) return true; } -static void process_set_config(tuh_xfer_t* xfer) -{ - // Stall is a valid response for SET_IDLE, therefore we could ignore its result - if ( xfer->setup->bRequest != HID_REQ_CONTROL_SET_IDLE ) - { - TU_ASSERT(xfer->result == XFER_RESULT_SUCCESS, ); +static void process_set_config(tuh_xfer_t* xfer) { + // Stall is a valid response for SET_IDLE, sometime SET_PROTOCOL as well + // therefore we could ignore its result + if (!(xfer->setup->bRequest == HID_REQ_CONTROL_SET_IDLE || + xfer->setup->bRequest == HID_REQ_CONTROL_SET_PROTOCOL)) { + TU_ASSERT(xfer->result == XFER_RESULT_SUCCESS,); } uintptr_t const state = xfer->user_data; uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex); - uint8_t const daddr = xfer->daddr; + uint8_t const daddr = xfer->daddr; - uint8_t const instance = get_instance_id_by_itfnum(daddr, itf_num); - hidh_interface_t* hid_itf = get_instance(daddr, instance); + uint8_t const idx = tuh_hid_itf_get_index(daddr, itf_num); + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid,); - switch(state) - { - case CONFG_SET_IDLE: - { + switch (state) { + case CONFG_SET_IDLE: { // Idle rate = 0 mean only report when there is changes const uint16_t idle_rate = 0; - const uintptr_t next_state = (hid_itf->itf_protocol != HID_ITF_PROTOCOL_NONE) ? CONFIG_SET_PROTOCOL : CONFIG_GET_REPORT_DESC; + const uintptr_t next_state = (p_hid->itf_protocol != HID_ITF_PROTOCOL_NONE) + ? CONFIG_SET_PROTOCOL : CONFIG_GET_REPORT_DESC; _hidh_set_idle(daddr, itf_num, idle_rate, process_set_config, next_state); + break; } - break; case CONFIG_SET_PROTOCOL: - _hidh_set_protocol(daddr, hid_itf->itf_num, HID_PROTOCOL_BOOT, process_set_config, CONFIG_GET_REPORT_DESC); - break; + _hidh_set_protocol(daddr, p_hid->itf_num, _hidh_default_protocol, process_set_config, CONFIG_GET_REPORT_DESC); + break; case CONFIG_GET_REPORT_DESC: // Get Report Descriptor if possible // using usbh enumeration buffer since report descriptor can be very long - if( hid_itf->report_desc_len > CFG_TUH_ENUMERATION_BUFSIZE ) - { - TU_LOG2("HID Skip Report Descriptor since it is too large %u bytes\r\n", hid_itf->report_desc_len); + if (p_hid->report_desc_len > CFG_TUH_ENUMERATION_BUFSIZE) { + TU_LOG_DRV("HID Skip Report Descriptor since it is too large %u bytes\r\n", p_hid->report_desc_len); // Driver is mounted without report descriptor - config_driver_mount_complete(daddr, instance, NULL, 0); - }else - { - tuh_descriptor_get_hid_report(daddr, itf_num, hid_itf->report_desc_type, 0, usbh_get_enum_buf(), hid_itf->report_desc_len, process_set_config, CONFIG_COMPLETE); + config_driver_mount_complete(daddr, idx, NULL, 0); + } else { + tuh_descriptor_get_hid_report(daddr, itf_num, p_hid->report_desc_type, 0, + usbh_get_enum_buf(), p_hid->report_desc_len, + process_set_config, CONFIG_COMPLETE); } break; - case CONFIG_COMPLETE: - { + case CONFIG_COMPLETE: { uint8_t const* desc_report = usbh_get_enum_buf(); - uint16_t const desc_len = tu_le16toh(xfer->setup->wLength); + uint16_t const desc_len = tu_le16toh(xfer->setup->wLength); - config_driver_mount_complete(daddr, instance, desc_report, desc_len); + config_driver_mount_complete(daddr, idx, desc_report, desc_len); + break; } - break; - default: break; + default: + break; } } -static void config_driver_mount_complete(uint8_t dev_addr, uint8_t instance, uint8_t const* desc_report, uint16_t desc_len) -{ - hidh_interface_t* hid_itf = get_instance(dev_addr, instance); +static void config_driver_mount_complete(uint8_t daddr, uint8_t idx, uint8_t const* desc_report, uint16_t desc_len) { + hidh_interface_t* p_hid = get_hid_itf(daddr, idx); + TU_VERIFY(p_hid,); + p_hid->mounted = true; // enumeration is complete - tuh_hid_mount_cb(dev_addr, instance, desc_report, desc_len); + if (tuh_hid_mount_cb) tuh_hid_mount_cb(daddr, idx, desc_report, desc_len); // notify usbh that driver enumeration is complete - usbh_driver_set_config_complete(dev_addr, hid_itf->itf_num); + usbh_driver_set_config_complete(daddr, p_hid->itf_num); } //--------------------------------------------------------------------+ // Report Descriptor Parser //--------------------------------------------------------------------+ -uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* report_info_arr, uint8_t arr_count, uint8_t const* desc_report, uint16_t desc_len) -{ +uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* report_info_arr, uint8_t arr_count, + uint8_t const* desc_report, uint16_t desc_len) { // Report Item 6.2.2.2 USB HID 1.11 - union TU_ATTR_PACKED - { + union TU_ATTR_PACKED { uint8_t byte; - struct TU_ATTR_PACKED - { - uint8_t size : 2; - uint8_t type : 2; - uint8_t tag : 4; + struct TU_ATTR_PACKED { + uint8_t size : 2; + uint8_t type : 2; + uint8_t tag : 4; }; } header; - tu_memclr(report_info_arr, arr_count*sizeof(tuh_hid_report_info_t)); + tu_memclr(report_info_arr, arr_count * sizeof(tuh_hid_report_info_t)); uint8_t report_num = 0; tuh_hid_report_info_t* info = report_info_arr; @@ -517,160 +602,109 @@ uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* report_info_arr, // uint8_t ri_report_size = 0; uint8_t ri_collection_depth = 0; - - while(desc_len && report_num < arr_count) - { + while (desc_len && report_num < arr_count) { header.byte = *desc_report++; desc_len--; - uint8_t const tag = header.tag; + uint8_t const tag = header.tag; uint8_t const type = header.type; uint8_t const size = header.size; uint8_t const data8 = desc_report[0]; TU_LOG(3, "tag = %d, type = %d, size = %d, data = ", tag, type, size); - for(uint32_t i=0; i<size; i++) TU_LOG(3, "%02X ", desc_report[i]); + for (uint32_t i = 0; i < size; i++) TU_LOG(3, "%02X ", desc_report[i]); TU_LOG(3, "\r\n"); - switch(type) - { + switch (type) { case RI_TYPE_MAIN: - switch (tag) - { + switch (tag) { case RI_MAIN_INPUT: break; case RI_MAIN_OUTPUT: break; case RI_MAIN_FEATURE: break; - case RI_MAIN_COLLECTION: ri_collection_depth++; - break; + break; case RI_MAIN_COLLECTION_END: ri_collection_depth--; - if (ri_collection_depth == 0) - { + if (ri_collection_depth == 0) { info++; report_num++; } - break; + break; - default: break; + default:break; } - break; + break; case RI_TYPE_GLOBAL: - switch(tag) - { + switch (tag) { case RI_GLOBAL_USAGE_PAGE: // only take in account the "usage page" before REPORT ID - if ( ri_collection_depth == 0 ) memcpy(&info->usage_page, desc_report, size); - break; + if (ri_collection_depth == 0) memcpy(&info->usage_page, desc_report, size); + break; - case RI_GLOBAL_LOGICAL_MIN : break; - case RI_GLOBAL_LOGICAL_MAX : break; - case RI_GLOBAL_PHYSICAL_MIN : break; - case RI_GLOBAL_PHYSICAL_MAX : break; + case RI_GLOBAL_LOGICAL_MIN: break; + case RI_GLOBAL_LOGICAL_MAX: break; + case RI_GLOBAL_PHYSICAL_MIN: break; + case RI_GLOBAL_PHYSICAL_MAX: break; case RI_GLOBAL_REPORT_ID: info->report_id = data8; - break; + break; case RI_GLOBAL_REPORT_SIZE: // ri_report_size = data8; - break; + break; case RI_GLOBAL_REPORT_COUNT: // ri_report_count = data8; - break; + break; - case RI_GLOBAL_UNIT_EXPONENT : break; - case RI_GLOBAL_UNIT : break; - case RI_GLOBAL_PUSH : break; - case RI_GLOBAL_POP : break; + case RI_GLOBAL_UNIT_EXPONENT: break; + case RI_GLOBAL_UNIT: break; + case RI_GLOBAL_PUSH: break; + case RI_GLOBAL_POP: break; default: break; } - break; + break; case RI_TYPE_LOCAL: - switch(tag) - { + switch (tag) { case RI_LOCAL_USAGE: // only take in account the "usage" before starting REPORT ID - if ( ri_collection_depth == 0 ) info->usage = data8; - break; + if (ri_collection_depth == 0) info->usage = data8; + break; - case RI_LOCAL_USAGE_MIN : break; - case RI_LOCAL_USAGE_MAX : break; - case RI_LOCAL_DESIGNATOR_INDEX : break; - case RI_LOCAL_DESIGNATOR_MIN : break; - case RI_LOCAL_DESIGNATOR_MAX : break; - case RI_LOCAL_STRING_INDEX : break; - case RI_LOCAL_STRING_MIN : break; - case RI_LOCAL_STRING_MAX : break; - case RI_LOCAL_DELIMITER : break; + case RI_LOCAL_USAGE_MIN: break; + case RI_LOCAL_USAGE_MAX: break; + case RI_LOCAL_DESIGNATOR_INDEX: break; + case RI_LOCAL_DESIGNATOR_MIN: break; + case RI_LOCAL_DESIGNATOR_MAX: break; + case RI_LOCAL_STRING_INDEX: break; + case RI_LOCAL_STRING_MIN: break; + case RI_LOCAL_STRING_MAX: break; + case RI_LOCAL_DELIMITER: break; default: break; } - break; + break; - // error + // error default: break; } desc_report += size; - desc_len -= size; + desc_len -= size; } - for ( uint8_t i = 0; i < report_num; i++ ) - { - info = report_info_arr+i; - TU_LOG2("%u: id = %u, usage_page = %u, usage = %u\r\n", i, info->report_id, info->usage_page, info->usage); + for (uint8_t i = 0; i < report_num; i++) { + info = report_info_arr + i; + TU_LOG_DRV("%u: id = %u, usage_page = %u, usage = %u\r\n", i, info->report_id, info->usage_page, info->usage); } return report_num; } -//--------------------------------------------------------------------+ -// Helper -//--------------------------------------------------------------------+ - -// Get Device by address -TU_ATTR_ALWAYS_INLINE static inline hidh_device_t* get_dev(uint8_t dev_addr) -{ - return &_hidh_dev[dev_addr-1]; -} - -// Get Interface by instance number -TU_ATTR_ALWAYS_INLINE static inline hidh_interface_t* get_instance(uint8_t dev_addr, uint8_t instance) -{ - return &_hidh_dev[dev_addr-1].instances[instance]; -} - -// Get instance ID by interface number -static uint8_t get_instance_id_by_itfnum(uint8_t dev_addr, uint8_t itf) -{ - for ( uint8_t inst = 0; inst < CFG_TUH_HID; inst++ ) - { - hidh_interface_t *hid = get_instance(dev_addr, inst); - - if ( (hid->itf_num == itf) && (hid->ep_in || hid->ep_out) ) return inst; - } - - return 0xff; -} - -// Get instance ID by endpoint address -static uint8_t get_instance_id_by_epaddr(uint8_t dev_addr, uint8_t ep_addr) -{ - for ( uint8_t inst = 0; inst < CFG_TUH_HID; inst++ ) - { - hidh_interface_t *hid = get_instance(dev_addr, inst); - - if ( (ep_addr == hid->ep_in) || ( ep_addr == hid->ep_out) ) return inst; - } - - return 0xff; -} - #endif diff --git a/src/class/hid/hid_host.h b/src/class/hid/hid_host.h index fe09b03b2..0902bf1af 100644 --- a/src/class/hid/hid_host.h +++ b/src/class/hid/hid_host.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -30,7 +30,7 @@ #include "hid.h" #ifdef __cplusplus - extern "C" { +extern "C" { #endif //--------------------------------------------------------------------+ @@ -47,10 +47,9 @@ #endif -typedef struct -{ - uint8_t report_id; - uint8_t usage; +typedef struct { + uint8_t report_id; + uint8_t usage; uint16_t usage_page; // TODO still use the endpoint size for now @@ -62,18 +61,32 @@ typedef struct // Interface API //--------------------------------------------------------------------+ -// Get the number of HID instances -uint8_t tuh_hid_instance_count(uint8_t dev_addr); +// Get the total number of mounted HID interfaces of a device +uint8_t tuh_hid_itf_get_count(uint8_t dev_addr); -// Check if HID instance is mounted -bool tuh_hid_mounted(uint8_t dev_addr, uint8_t instance); +// Get all mounted interfaces across devices +uint8_t tuh_hid_itf_get_total_count(void); + +// backward compatible rename +#define tuh_hid_instance_count tuh_hid_itf_get_count + +// Get Interface information +bool tuh_hid_itf_get_info(uint8_t daddr, uint8_t idx, tuh_itf_info_t* itf_info); + +// Get Interface index from device address + interface number +// return TUSB_INDEX_INVALID_8 (0xFF) if not found +uint8_t tuh_hid_itf_get_index(uint8_t daddr, uint8_t itf_num); // Get interface supported protocol (bInterfaceProtocol) check out hid_interface_protocol_enum_t for possible values -uint8_t tuh_hid_interface_protocol(uint8_t dev_addr, uint8_t instance); +uint8_t tuh_hid_interface_protocol(uint8_t dev_addr, uint8_t idx); + +// Check if HID interface is mounted +bool tuh_hid_mounted(uint8_t dev_addr, uint8_t idx); // Parse report descriptor into array of report_info struct and return number of reports. // For complicated report, application should write its own parser. -uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* reports_info_arr, uint8_t arr_count, uint8_t const* desc_report, uint16_t desc_len) TU_ATTR_UNUSED; +TU_ATTR_UNUSED uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* reports_info_arr, uint8_t arr_count, + uint8_t const* desc_report, uint16_t desc_len); //--------------------------------------------------------------------+ // Control Endpoint API @@ -82,31 +95,42 @@ uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* reports_info_arr, // Get current protocol: HID_PROTOCOL_BOOT (0) or HID_PROTOCOL_REPORT (1) // Note: Device will be initialized in Boot protocol for simplicity. // Application can use set_protocol() to switch back to Report protocol. -uint8_t tuh_hid_get_protocol(uint8_t dev_addr, uint8_t instance); +uint8_t tuh_hid_get_protocol(uint8_t dev_addr, uint8_t idx); + +// Device by default is enumerated in Boot protocol for simplicity. Application +// can use this to modify the default protocol for next enumeration. +void tuh_hid_set_default_protocol(uint8_t protocol); // Set protocol to HID_PROTOCOL_BOOT (0) or HID_PROTOCOL_REPORT (1) // This function is only supported by Boot interface (tuh_n_hid_interface_protocol() != NONE) -bool tuh_hid_set_protocol(uint8_t dev_addr, uint8_t instance, uint8_t protocol); +bool tuh_hid_set_protocol(uint8_t dev_addr, uint8_t idx, uint8_t protocol); // Set Report using control endpoint -// report_type is either Intput, Output or Feature, (value from hid_report_type_t) -bool tuh_hid_set_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t report_type, void* report, uint16_t len); +// report_type is either Input, Output or Feature, (value from hid_report_type_t) +bool tuh_hid_set_report(uint8_t dev_addr, uint8_t idx, uint8_t report_id, uint8_t report_type, + void* report, uint16_t len); //--------------------------------------------------------------------+ // Interrupt Endpoint API //--------------------------------------------------------------------+ -// Check if the interface is ready to use -//bool tuh_n_hid_n_ready(uint8_t dev_addr, uint8_t instance); +// Check if HID interface is ready to receive report +bool tuh_hid_receive_ready(uint8_t dev_addr, uint8_t idx); // Try to receive next report on Interrupt Endpoint. Immediately return // - true If succeeded, tuh_hid_report_received_cb() callback will be invoked when report is available // - false if failed to queue the transfer e.g endpoint is busy -bool tuh_hid_receive_report(uint8_t dev_addr, uint8_t instance); +bool tuh_hid_receive_report(uint8_t dev_addr, uint8_t idx); + +// Abort receiving report on Interrupt Endpoint +bool tuh_hid_receive_abort(uint8_t dev_addr, uint8_t idx); + +// Check if HID interface is ready to send report +bool tuh_hid_send_ready(uint8_t dev_addr, uint8_t idx); // Send report using interrupt endpoint // If report_id > 0 (composite), it will be sent as 1st byte, then report contents. Otherwise only report content is sent. -//void tuh_hid_send_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t const* report, uint16_t len); +bool tuh_hid_send_report(uint8_t dev_addr, uint8_t idx, uint8_t report_id, const void* report, uint16_t len); //--------------------------------------------------------------------+ // Callbacks (Weak is optional) @@ -117,33 +141,34 @@ bool tuh_hid_receive_report(uint8_t dev_addr, uint8_t instance); // can be used to parse common/simple enough descriptor. // Note: if report descriptor length > CFG_TUH_ENUMERATION_BUFSIZE, it will be skipped // therefore report_desc = NULL, desc_len = 0 -void tuh_hid_mount_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* report_desc, uint16_t desc_len); +TU_ATTR_WEAK void tuh_hid_mount_cb(uint8_t dev_addr, uint8_t idx, uint8_t const* report_desc, uint16_t desc_len); // Invoked when device with hid interface is un-mounted -TU_ATTR_WEAK void tuh_hid_umount_cb(uint8_t dev_addr, uint8_t instance); +TU_ATTR_WEAK void tuh_hid_umount_cb(uint8_t dev_addr, uint8_t idx); // Invoked when received report from device via interrupt endpoint // Note: if there is report ID (composite), it is 1st byte of report -void tuh_hid_report_received_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* report, uint16_t len); +void tuh_hid_report_received_cb(uint8_t dev_addr, uint8_t idx, uint8_t const* report, uint16_t len); // Invoked when sent report to device successfully via interrupt endpoint -TU_ATTR_WEAK void tuh_hid_report_sent_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* report, uint16_t len); +TU_ATTR_WEAK void tuh_hid_report_sent_cb(uint8_t dev_addr, uint8_t idx, uint8_t const* report, uint16_t len); // Invoked when Sent Report to device via either control endpoint // len = 0 indicate there is error in the transfer e.g stalled response -TU_ATTR_WEAK void tuh_hid_set_report_complete_cb(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t report_type, uint16_t len); +TU_ATTR_WEAK void tuh_hid_set_report_complete_cb(uint8_t dev_addr, uint8_t idx, uint8_t report_id, uint8_t report_type, uint16_t len); // Invoked when Set Protocol request is complete -TU_ATTR_WEAK void tuh_hid_set_protocol_complete_cb(uint8_t dev_addr, uint8_t instance, uint8_t protocol); +TU_ATTR_WEAK void tuh_hid_set_protocol_complete_cb(uint8_t dev_addr, uint8_t idx, uint8_t protocol); //--------------------------------------------------------------------+ // Internal Class Driver API //--------------------------------------------------------------------+ -void hidh_init (void); -bool hidh_open (uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *desc_itf, uint16_t max_len); -bool hidh_set_config (uint8_t dev_addr, uint8_t itf_num); -bool hidh_xfer_cb (uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes); -void hidh_close (uint8_t dev_addr); +bool hidh_init(void); +bool hidh_deinit(void); +bool hidh_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const* desc_itf, uint16_t max_len); +bool hidh_set_config(uint8_t dev_addr, uint8_t itf_num); +bool hidh_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes); +void hidh_close(uint8_t dev_addr); #ifdef __cplusplus } diff --git a/src/class/midi/midi.h b/src/class/midi/midi.h index 74dc41749..8ddcdfda2 100644 --- a/src/class/midi/midi.h +++ b/src/class/midi/midi.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -71,8 +71,8 @@ typedef enum MIDI_CIN_SYSEX_END_1BYTE = 5, // SysEx ends with 1 data, or 1 byte system common message MIDI_CIN_SYSEX_END_2BYTE = 6, // SysEx ends with 2 data MIDI_CIN_SYSEX_END_3BYTE = 7, // SysEx ends with 3 data - MIDI_CIN_NOTE_ON = 8, - MIDI_CIN_NOTE_OFF = 9, + MIDI_CIN_NOTE_OFF = 8, + MIDI_CIN_NOTE_ON = 9, MIDI_CIN_POLY_KEYPRESS = 10, MIDI_CIN_CONTROL_CHANGE = 11, MIDI_CIN_PROGRAM_CHANGE = 12, diff --git a/src/class/midi/midi_device.c b/src/class/midi/midi_device.c index de41706e8..052372a93 100644 --- a/src/class/midi/midi_device.c +++ b/src/class/midi/midi_device.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -82,7 +82,7 @@ typedef struct //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -CFG_TUSB_MEM_SECTION midid_interface_t _midid_itf[CFG_TUD_MIDI]; +CFG_TUD_MEM_SECTION midid_interface_t _midid_itf[CFG_TUD_MIDI]; bool tud_midi_n_mounted (uint8_t itf) { @@ -182,7 +182,7 @@ uint32_t tud_midi_n_stream_read(uint8_t itf, uint8_t cable_num, void* buffer, ui uint8_t const count = (uint8_t) tu_min32(stream->total - stream->index, bufsize); // Skip the header (1st byte) in the buffer - memcpy(buf8, stream->buffer + 1 + stream->index, count); + TU_VERIFY(0 == tu_memcpy_s(buf8, bufsize, stream->buffer + 1 + stream->index, count)); total_read += count; stream->index += count; @@ -261,11 +261,11 @@ uint32_t tud_midi_n_stream_write(uint8_t itf, uint8_t cable_num, uint8_t const* stream->buffer[1] = data; // Check to see if we're still in a SysEx transmit. - if ( stream->buffer[0] == MIDI_CIN_SYSEX_START ) + if ( ((stream->buffer[0]) & 0xF) == MIDI_CIN_SYSEX_START ) { if ( data == MIDI_STATUS_SYSEX_END ) { - stream->buffer[0] = MIDI_CIN_SYSEX_END_1BYTE; + stream->buffer[0] = (uint8_t) ((cable_num << 4) | MIDI_CIN_SYSEX_END_1BYTE); stream->total = 2; } else @@ -308,6 +308,7 @@ uint32_t tud_midi_n_stream_write(uint8_t itf, uint8_t cable_num, uint8_t const* stream->buffer[0] = MIDI_CIN_SYSEX_END_1BYTE; stream->total = 2; } + stream->buffer[0] |= (uint8_t)(cable_num << 4); } else { @@ -328,9 +329,9 @@ uint32_t tud_midi_n_stream_write(uint8_t itf, uint8_t cable_num, uint8_t const* stream->index++; // See if this byte ends a SysEx. - if ( stream->buffer[0] == MIDI_CIN_SYSEX_START && data == MIDI_STATUS_SYSEX_END ) + if ( (stream->buffer[0] & 0xF) == MIDI_CIN_SYSEX_START && data == MIDI_STATUS_SYSEX_END ) { - stream->buffer[0] = MIDI_CIN_SYSEX_START + (stream->index - 1); + stream->buffer[0] = (uint8_t) ((cable_num << 4) | (MIDI_CIN_SYSEX_START + (stream->index - 1))); stream->total = stream->index; } } diff --git a/src/class/midi/midi_device.h b/src/class/midi/midi_device.h index 211edc8d1..1c6f996be 100644 --- a/src/class/midi/midi_device.h +++ b/src/class/midi/midi_device.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) diff --git a/src/class/msc/msc.h b/src/class/msc/msc.h index 84b6e4d79..bbfd35a43 100644 --- a/src/class/msc/msc.h +++ b/src/class/msc/msc.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -53,7 +53,7 @@ enum { }; /// \brief MassStorage Protocol. -/// \details CBI only approved to use with full-speed floopy disk & should not used with highspeed or device other than floopy +/// \details CBI only approved to use with full-speed floppy disk & should not used with highspeed or device other than floppy typedef enum { MSC_PROTOCOL_CBI = 0 , ///< Control/Bulk/Interrupt protocol (with command completion interrupt) @@ -97,7 +97,7 @@ typedef struct TU_ATTR_PACKED { uint32_t signature ; ///< Signature that helps identify this data packet as a CSW. The signature field shall contain the value 53425355h (little endian), indicating CSW. uint32_t tag ; ///< The device shall set this field to the value received in the dCBWTag of the associated CBW. - uint32_t data_residue ; ///< For Data-Out the device shall report in the dCSWDataResiduethe difference between the amount of data expected as stated in the dCBWDataTransferLength, and the actual amount of data processed by the device. For Data-In the device shall report in the dCSWDataResiduethe difference between the amount of data expected as stated in the dCBWDataTransferLengthand the actual amount of relevant data sent by the device + uint32_t data_residue ; ///< For Data-Out the device shall report in the dCSWDataResidue the difference between the amount of data expected as stated in the dCBWDataTransferLength, and the actual amount of data processed by the device. For Data-In the device shall report in the dCSWDataResiduethe difference between the amount of data expected as stated in the dCBWDataTransferLengthand the actual amount of relevant data sent by the device uint8_t status ; ///< indicates the success or failure of the command. Values from \ref msc_csw_status_t }msc_csw_t; @@ -120,14 +120,14 @@ typedef enum SCSI_CMD_REQUEST_SENSE = 0x03, ///< The SCSI Request Sense command is part of the SCSI computer protocol standard. This command is used to obtain sense data -- status/error information -- from a target device. SCSI_CMD_READ_FORMAT_CAPACITY = 0x23, ///< The command allows the Host to request a list of the possible format capacities for an installed writable media. This command also has the capability to report the writable capacity for a media when it is installed SCSI_CMD_READ_10 = 0x28, ///< The READ (10) command requests that the device server read the specified logical block(s) and transfer them to the data-in buffer. - SCSI_CMD_WRITE_10 = 0x2A, ///< The WRITE (10) command requests thatthe device server transfer the specified logical block(s) from the data-out buffer and write them. + SCSI_CMD_WRITE_10 = 0x2A, ///< The WRITE (10) command requests that the device server transfer the specified logical block(s) from the data-out buffer and write them. }scsi_cmd_type_t; /// SCSI Sense Key typedef enum { SCSI_SENSE_NONE = 0x00, ///< no specific Sense Key. This would be the case for a successful command - SCSI_SENSE_RECOVERED_ERROR = 0x01, ///< ndicates the last command completed successfully with some recovery action performed by the disc drive. + SCSI_SENSE_RECOVERED_ERROR = 0x01, ///< Indicates the last command completed successfully with some recovery action performed by the disc drive. SCSI_SENSE_NOT_READY = 0x02, ///< Indicates the logical unit addressed cannot be accessed. SCSI_SENSE_MEDIUM_ERROR = 0x03, ///< Indicates the command terminated with a non-recovered error condition. SCSI_SENSE_HARDWARE_ERROR = 0x04, ///< Indicates the disc drive detected a nonrecoverable hardware failure while performing the command or during a self test. @@ -138,7 +138,7 @@ typedef enum SCSI_SENSE_ABORTED_COMMAND = 0x0b, ///< Indicates the disc drive aborted the command. SCSI_SENSE_EQUAL = 0x0c, ///< Indicates a SEARCH DATA command has satisfied an equal comparison. SCSI_SENSE_VOLUME_OVERFLOW = 0x0d, ///< Indicates a buffered peripheral device has reached the end of medium partition and data remains in the buffer that has not been written to the medium. - SCSI_SENSE_MISCOMPARE = 0x0e ///< ndicates that the source data did not match the data read from the medium. + SCSI_SENSE_MISCOMPARE = 0x0e ///< Indicates that the source data did not match the data read from the medium. }scsi_sense_key_type_t; //--------------------------------------------------------------------+ diff --git a/src/class/msc/msc_device.c b/src/class/msc/msc_device.c index 00b0a1d06..c145d86a6 100644 --- a/src/class/msc/msc_device.c +++ b/src/class/msc/msc_device.c @@ -34,13 +34,16 @@ #include "msc_device.h" +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUD_MSC_LOG_LEVEL + #define CFG_TUD_MSC_LOG_LEVEL CFG_TUD_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUD_MSC_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ - -// Can be selectively disabled to reduce logging when troubleshooting other driver -#define MSC_DEBUG 2 - enum { MSC_STAGE_CMD = 0, @@ -71,8 +74,8 @@ typedef struct uint8_t add_sense_qualifier; }mscd_interface_t; -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static mscd_interface_t _mscd_itf; -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static uint8_t _mscd_buf[CFG_TUD_MSC_EP_BUFSIZE]; +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN tu_static mscd_interface_t _mscd_itf; +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN tu_static uint8_t _mscd_buf[CFG_TUD_MSC_EP_BUFSIZE]; //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION @@ -164,7 +167,7 @@ uint8_t rdwr10_validate_cmd(msc_cbw_t const* cbw) { if ( block_count ) { - TU_LOG(MSC_DEBUG, " SCSI case 2 (Hn < Di) or case 3 (Hn < Do) \r\n"); + TU_LOG_DRV(" SCSI case 2 (Hn < Di) or case 3 (Hn < Do) \r\n"); status = MSC_CSW_STATUS_PHASE_ERROR; }else { @@ -174,22 +177,22 @@ uint8_t rdwr10_validate_cmd(msc_cbw_t const* cbw) { if ( SCSI_CMD_READ_10 == cbw->command[0] && !is_data_in(cbw->dir) ) { - TU_LOG(MSC_DEBUG, " SCSI case 10 (Ho <> Di)\r\n"); + TU_LOG_DRV(" SCSI case 10 (Ho <> Di)\r\n"); status = MSC_CSW_STATUS_PHASE_ERROR; } else if ( SCSI_CMD_WRITE_10 == cbw->command[0] && is_data_in(cbw->dir) ) { - TU_LOG(MSC_DEBUG, " SCSI case 8 (Hi <> Do)\r\n"); + TU_LOG_DRV(" SCSI case 8 (Hi <> Do)\r\n"); status = MSC_CSW_STATUS_PHASE_ERROR; } else if ( 0 == block_count ) { - TU_LOG(MSC_DEBUG, " SCSI case 4 Hi > Dn (READ10) or case 9 Ho > Dn (WRITE10) \r\n"); + TU_LOG_DRV(" SCSI case 4 Hi > Dn (READ10) or case 9 Ho > Dn (WRITE10) \r\n"); status = MSC_CSW_STATUS_FAILED; } else if ( cbw->total_bytes / block_count == 0 ) { - TU_LOG(MSC_DEBUG, " Computed block size = 0. SCSI case 7 Hi < Di (READ10) or case 13 Ho < Do (WRIT10)\r\n"); + TU_LOG_DRV(" Computed block size = 0. SCSI case 7 Hi < Di (READ10) or case 13 Ho < Do (WRIT10)\r\n"); status = MSC_CSW_STATUS_PHASE_ERROR; } } @@ -200,9 +203,9 @@ uint8_t rdwr10_validate_cmd(msc_cbw_t const* cbw) //--------------------------------------------------------------------+ // Debug //--------------------------------------------------------------------+ -#if CFG_TUSB_DEBUG >= 2 +#if CFG_TUSB_DEBUG >= CFG_TUD_MSC_LOG_LEVEL -TU_ATTR_UNUSED static tu_lookup_entry_t const _msc_scsi_cmd_lookup[] = +TU_ATTR_UNUSED tu_static tu_lookup_entry_t const _msc_scsi_cmd_lookup[] = { { .key = SCSI_CMD_TEST_UNIT_READY , .data = "Test Unit Ready" }, { .key = SCSI_CMD_INQUIRY , .data = "Inquiry" }, @@ -217,7 +220,7 @@ TU_ATTR_UNUSED static tu_lookup_entry_t const _msc_scsi_cmd_lookup[] = { .key = SCSI_CMD_WRITE_10 , .data = "Write10" } }; -TU_ATTR_UNUSED static tu_lookup_table_t const _msc_scsi_cmd_table = +TU_ATTR_UNUSED tu_static tu_lookup_table_t const _msc_scsi_cmd_table = { .count = TU_ARRAY_SIZE(_msc_scsi_cmd_lookup), .items = _msc_scsi_cmd_lookup @@ -352,7 +355,7 @@ bool mscd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t switch ( request->bRequest ) { case MSC_REQ_RESET: - TU_LOG(MSC_DEBUG, " MSC BOT Reset\r\n"); + TU_LOG_DRV(" MSC BOT Reset\r\n"); TU_VERIFY(request->wValue == 0 && request->wLength == 0); // driver state reset @@ -363,7 +366,7 @@ bool mscd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t case MSC_REQ_GET_MAX_LUN: { - TU_LOG(MSC_DEBUG, " MSC Get Max Lun\r\n"); + TU_LOG_DRV(" MSC Get Max Lun\r\n"); TU_VERIFY(request->wValue == 0 && request->wLength == 1); uint8_t maxlun = 1; @@ -400,7 +403,7 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t if ( !(xferred_bytes == sizeof(msc_cbw_t) && p_cbw->signature == MSC_CBW_SIGNATURE) ) { - TU_LOG(MSC_DEBUG, " SCSI CBW is not valid\r\n"); + TU_LOG_DRV(" SCSI CBW is not valid\r\n"); // BOT 6.6.1 If CBW is not valid stall both endpoints until reset recovery p_msc->stage = MSC_STAGE_NEED_RESET; @@ -412,7 +415,7 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t return false; } - TU_LOG(MSC_DEBUG, " SCSI Command [Lun%u]: %s\r\n", p_cbw->lun, tu_lookup_find(&_msc_scsi_cmd_table, p_cbw->command[0])); + TU_LOG_DRV(" SCSI Command [Lun%u]: %s\r\n", p_cbw->lun, tu_lookup_find(&_msc_scsi_cmd_table, p_cbw->command[0])); //TU_LOG_MEM(MSC_DEBUG, p_cbw, xferred_bytes, 2); p_csw->signature = MSC_CSW_SIGNATURE; @@ -457,7 +460,7 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t { if (p_cbw->total_bytes > sizeof(_mscd_buf)) { - TU_LOG(MSC_DEBUG, " SCSI reject non READ10/WRITE10 with large data\r\n"); + TU_LOG_DRV(" SCSI reject non READ10/WRITE10 with large data\r\n"); fail_scsi_op(rhport, p_msc, MSC_CSW_STATUS_FAILED); }else { @@ -479,7 +482,7 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t if ( resplen < 0 ) { // unsupported command - TU_LOG(MSC_DEBUG, " SCSI unsupported or failed command\r\n"); + TU_LOG_DRV(" SCSI unsupported or failed command\r\n"); fail_scsi_op(rhport, p_msc, MSC_CSW_STATUS_FAILED); } else if (resplen == 0) @@ -514,7 +517,7 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t break; case MSC_STAGE_DATA: - TU_LOG(MSC_DEBUG, " SCSI Data [Lun%u]\r\n", p_cbw->lun); + TU_LOG_DRV(" SCSI Data [Lun%u]\r\n", p_cbw->lun); //TU_LOG_MEM(MSC_DEBUG, _mscd_buf, xferred_bytes, 2); if (SCSI_CMD_READ_10 == p_cbw->command[0]) @@ -546,7 +549,7 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t if ( cb_result < 0 ) { // unsupported command - TU_LOG(MSC_DEBUG, " SCSI unsupported command\r\n"); + TU_LOG_DRV(" SCSI unsupported command\r\n"); fail_scsi_op(rhport, p_msc, MSC_CSW_STATUS_FAILED); }else { @@ -575,7 +578,7 @@ bool mscd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t // Wait for the Status phase to complete if( (ep_addr == p_msc->ep_in) && (xferred_bytes == sizeof(msc_csw_t)) ) { - TU_LOG(MSC_DEBUG, " SCSI Status [Lun%u] = %u\r\n", p_cbw->lun, p_csw->status); + TU_LOG_DRV(" SCSI Status [Lun%u] = %u\r\n", p_cbw->lun, p_csw->status); // TU_LOG_MEM(MSC_DEBUG, p_csw, xferred_bytes, 2); // Invoke complete callback if defined @@ -707,7 +710,7 @@ static int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_ read_capa10.block_size = tu_htonl(block_size); resplen = sizeof(read_capa10); - memcpy(buffer, &read_capa10, (size_t) resplen); + TU_VERIFY(0 == tu_memcpy_s(buffer, bufsize, &read_capa10, (size_t) resplen)); } } break; @@ -741,7 +744,7 @@ static int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_ read_fmt_capa.block_size_u16 = tu_htons(block_size); resplen = sizeof(read_fmt_capa); - memcpy(buffer, &read_fmt_capa, (size_t) resplen); + TU_VERIFY(0 == tu_memcpy_s(buffer, bufsize, &read_fmt_capa, (size_t) resplen)); } } break; @@ -764,7 +767,7 @@ static int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_ tud_msc_inquiry_cb(lun, inquiry_rsp.vendor_id, inquiry_rsp.product_id, inquiry_rsp.product_rev); resplen = sizeof(inquiry_rsp); - memcpy(buffer, &inquiry_rsp, (size_t) resplen); + TU_VERIFY(0 == tu_memcpy_s(buffer, bufsize, &inquiry_rsp, (size_t) resplen)); } break; @@ -788,7 +791,7 @@ static int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_ mode_resp.write_protected = !writable; resplen = sizeof(mode_resp); - memcpy(buffer, &mode_resp, (size_t) resplen); + TU_VERIFY(0 == tu_memcpy_s(buffer, bufsize, &mode_resp, (size_t) resplen)); } break; @@ -806,7 +809,7 @@ static int32_t proc_builtin_scsi(uint8_t lun, uint8_t const scsi_cmd[16], uint8_ sense_rsp.add_sense_qualifier = p_msc->add_sense_qualifier; resplen = sizeof(sense_rsp); - memcpy(buffer, &sense_rsp, (size_t) resplen); + TU_VERIFY(0 == tu_memcpy_s(buffer, bufsize, &sense_rsp, (size_t) resplen)); // request sense callback could overwrite the sense data if (tud_msc_request_sense_cb) @@ -845,7 +848,7 @@ static void proc_read10_cmd(uint8_t rhport, mscd_interface_t* p_msc) if ( nbytes < 0 ) { // negative means error -> endpoint is stalled & status in CSW set to failed - TU_LOG(MSC_DEBUG, " tud_msc_read10_cb() return -1\r\n"); + TU_LOG_DRV(" tud_msc_read10_cb() return -1\r\n"); // set sense set_sense_medium_not_present(p_cbw->lun); @@ -907,7 +910,7 @@ static void proc_write10_new_data(uint8_t rhport, mscd_interface_t* p_msc, uint3 if ( nbytes < 0 ) { // negative means error -> failed this scsi op - TU_LOG(MSC_DEBUG, " tud_msc_write10_cb() return -1\r\n"); + TU_LOG_DRV(" tud_msc_write10_cb() return -1\r\n"); // update actual byte before failed p_msc->xferred_len += xferred_bytes; diff --git a/src/class/msc/msc_device.h b/src/class/msc/msc_device.h index 5839b168d..72f95be06 100644 --- a/src/class/msc/msc_device.h +++ b/src/class/msc/msc_device.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) diff --git a/src/class/msc/msc_host.c b/src/class/msc/msc_host.c index 934f79ff7..ce6e7fb2d 100644 --- a/src/class/msc/msc_host.c +++ b/src/class/msc/msc_host.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -29,23 +29,28 @@ #if CFG_TUH_ENABLED && CFG_TUH_MSC #include "host/usbh.h" -#include "host/usbh_classdriver.h" +#include "host/usbh_pvt.h" #include "msc_host.h" +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUH_MSC_LOG_LEVEL + #define CFG_TUH_MSC_LOG_LEVEL CFG_TUH_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUH_MSC_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ -enum -{ +enum { MSC_STAGE_IDLE = 0, MSC_STAGE_CMD, MSC_STAGE_DATA, MSC_STAGE_STATUS, }; -typedef struct -{ +typedef struct { uint8_t itf_num; uint8_t ep_in; uint8_t ep_out; @@ -62,91 +67,91 @@ typedef struct //------------- SCSI -------------// uint8_t stage; - void* buffer; + void* buffer; tuh_msc_complete_cb_t complete_cb; + uintptr_t complete_arg; - msc_cbw_t cbw; - msc_csw_t csw; -}msch_interface_t; + CFG_TUH_MEM_ALIGN msc_cbw_t cbw; + CFG_TUH_MEM_ALIGN msc_csw_t csw; +} msch_interface_t; -CFG_TUSB_MEM_SECTION static msch_interface_t _msch_itf[CFG_TUH_DEVICE_MAX]; +CFG_TUH_MEM_SECTION static msch_interface_t _msch_itf[CFG_TUH_DEVICE_MAX]; // buffer used to read scsi information when mounted // largest response data currently is inquiry TODO Inquiry is not part of enum anymore -CFG_TUSB_MEM_SECTION TU_ATTR_ALIGNED(4) +CFG_TUH_MEM_SECTION CFG_TUH_MEM_ALIGN static uint8_t _msch_buffer[sizeof(scsi_inquiry_resp_t)]; +// FIXME potential nul reference TU_ATTR_ALWAYS_INLINE -static inline msch_interface_t* get_itf(uint8_t dev_addr) -{ - return &_msch_itf[dev_addr-1]; +static inline msch_interface_t* get_itf(uint8_t dev_addr) { + return &_msch_itf[dev_addr - 1]; } //--------------------------------------------------------------------+ // PUBLIC API //--------------------------------------------------------------------+ -uint8_t tuh_msc_get_maxlun(uint8_t dev_addr) -{ +uint8_t tuh_msc_get_maxlun(uint8_t dev_addr) { msch_interface_t* p_msc = get_itf(dev_addr); return p_msc->max_lun; } -uint32_t tuh_msc_get_block_count(uint8_t dev_addr, uint8_t lun) -{ +uint32_t tuh_msc_get_block_count(uint8_t dev_addr, uint8_t lun) { msch_interface_t* p_msc = get_itf(dev_addr); return p_msc->capacity[lun].block_count; } -uint32_t tuh_msc_get_block_size(uint8_t dev_addr, uint8_t lun) -{ +uint32_t tuh_msc_get_block_size(uint8_t dev_addr, uint8_t lun) { msch_interface_t* p_msc = get_itf(dev_addr); return p_msc->capacity[lun].block_size; } -bool tuh_msc_mounted(uint8_t dev_addr) -{ +bool tuh_msc_mounted(uint8_t dev_addr) { msch_interface_t* p_msc = get_itf(dev_addr); return p_msc->mounted; } -bool tuh_msc_ready(uint8_t dev_addr) -{ +bool tuh_msc_ready(uint8_t dev_addr) { msch_interface_t* p_msc = get_itf(dev_addr); - return p_msc->mounted && !usbh_edpt_busy(dev_addr, p_msc->ep_in); + return p_msc->mounted && !usbh_edpt_busy(dev_addr, p_msc->ep_in) && !usbh_edpt_busy(dev_addr, p_msc->ep_out); } //--------------------------------------------------------------------+ // PUBLIC API: SCSI COMMAND //--------------------------------------------------------------------+ -static inline void cbw_init(msc_cbw_t *cbw, uint8_t lun) -{ +static inline void cbw_init(msc_cbw_t* cbw, uint8_t lun) { tu_memclr(cbw, sizeof(msc_cbw_t)); cbw->signature = MSC_CBW_SIGNATURE; cbw->tag = 0x54555342; // TUSB cbw->lun = lun; } -bool tuh_msc_scsi_command(uint8_t dev_addr, msc_cbw_t const* cbw, void* data, tuh_msc_complete_cb_t complete_cb) -{ - msch_interface_t* p_msc = get_itf(dev_addr); +bool tuh_msc_scsi_command(uint8_t daddr, msc_cbw_t const* cbw, void* data, + tuh_msc_complete_cb_t complete_cb, uintptr_t arg) { + msch_interface_t* p_msc = get_itf(daddr); TU_VERIFY(p_msc->configured); - // TODO claim endpoint + // claim endpoint + TU_VERIFY(usbh_edpt_claim(daddr, p_msc->ep_out)); p_msc->cbw = *cbw; p_msc->stage = MSC_STAGE_CMD; p_msc->buffer = data; p_msc->complete_cb = complete_cb; + p_msc->complete_arg = arg; - TU_ASSERT(usbh_edpt_xfer(dev_addr, p_msc->ep_out, (uint8_t*) &p_msc->cbw, sizeof(msc_cbw_t))); + if (!usbh_edpt_xfer(daddr, p_msc->ep_out, (uint8_t*) &p_msc->cbw, sizeof(msc_cbw_t))) { + usbh_edpt_release(daddr, p_msc->ep_out); + return false; + } return true; } -bool tuh_msc_read_capacity(uint8_t dev_addr, uint8_t lun, scsi_read_capacity10_resp_t* response, tuh_msc_complete_cb_t complete_cb) -{ - msch_interface_t* p_msc = get_itf(dev_addr); - TU_VERIFY(p_msc->configured); +bool tuh_msc_read_capacity(uint8_t dev_addr, uint8_t lun, scsi_read_capacity10_resp_t* response, + tuh_msc_complete_cb_t complete_cb, uintptr_t arg) { + msch_interface_t* p_msc = get_itf(dev_addr); + TU_VERIFY(p_msc->configured); msc_cbw_t cbw; cbw_init(&cbw, lun); @@ -156,11 +161,11 @@ bool tuh_msc_read_capacity(uint8_t dev_addr, uint8_t lun, scsi_read_capacity10_r cbw.cmd_len = sizeof(scsi_read_capacity10_t); cbw.command[0] = SCSI_CMD_READ_CAPACITY_10; - return tuh_msc_scsi_command(dev_addr, &cbw, response, complete_cb); + return tuh_msc_scsi_command(dev_addr, &cbw, response, complete_cb, arg); } -bool tuh_msc_inquiry(uint8_t dev_addr, uint8_t lun, scsi_inquiry_resp_t* response, tuh_msc_complete_cb_t complete_cb) -{ +bool tuh_msc_inquiry(uint8_t dev_addr, uint8_t lun, scsi_inquiry_resp_t* response, + tuh_msc_complete_cb_t complete_cb, uintptr_t arg) { msch_interface_t* p_msc = get_itf(dev_addr); TU_VERIFY(p_msc->mounted); @@ -171,18 +176,16 @@ bool tuh_msc_inquiry(uint8_t dev_addr, uint8_t lun, scsi_inquiry_resp_t* respons cbw.dir = TUSB_DIR_IN_MASK; cbw.cmd_len = sizeof(scsi_inquiry_t); - scsi_inquiry_t const cmd_inquiry = - { - .cmd_code = SCSI_CMD_INQUIRY, - .alloc_length = sizeof(scsi_inquiry_resp_t) + scsi_inquiry_t const cmd_inquiry = { + .cmd_code = SCSI_CMD_INQUIRY, + .alloc_length = sizeof(scsi_inquiry_resp_t) }; memcpy(cbw.command, &cmd_inquiry, cbw.cmd_len); - return tuh_msc_scsi_command(dev_addr, &cbw, response, complete_cb); + return tuh_msc_scsi_command(dev_addr, &cbw, response, complete_cb, arg); } -bool tuh_msc_test_unit_ready(uint8_t dev_addr, uint8_t lun, tuh_msc_complete_cb_t complete_cb) -{ +bool tuh_msc_test_unit_ready(uint8_t dev_addr, uint8_t lun, tuh_msc_complete_cb_t complete_cb, uintptr_t arg) { msch_interface_t* p_msc = get_itf(dev_addr); TU_VERIFY(p_msc->configured); @@ -190,16 +193,16 @@ bool tuh_msc_test_unit_ready(uint8_t dev_addr, uint8_t lun, tuh_msc_complete_cb_ cbw_init(&cbw, lun); cbw.total_bytes = 0; - cbw.dir = TUSB_DIR_OUT; - cbw.cmd_len = sizeof(scsi_test_unit_ready_t); - cbw.command[0] = SCSI_CMD_TEST_UNIT_READY; - cbw.command[1] = lun; // according to wiki TODO need verification + cbw.dir = TUSB_DIR_OUT; + cbw.cmd_len = sizeof(scsi_test_unit_ready_t); + cbw.command[0] = SCSI_CMD_TEST_UNIT_READY; + cbw.command[1] = lun; // according to wiki TODO need verification - return tuh_msc_scsi_command(dev_addr, &cbw, NULL, complete_cb); + return tuh_msc_scsi_command(dev_addr, &cbw, NULL, complete_cb, arg); } -bool tuh_msc_request_sense(uint8_t dev_addr, uint8_t lun, void *resposne, tuh_msc_complete_cb_t complete_cb) -{ +bool tuh_msc_request_sense(uint8_t dev_addr, uint8_t lun, void* response, + tuh_msc_complete_cb_t complete_cb, uintptr_t arg) { msc_cbw_t cbw; cbw_init(&cbw, lun); @@ -207,73 +210,64 @@ bool tuh_msc_request_sense(uint8_t dev_addr, uint8_t lun, void *resposne, tuh_ms cbw.dir = TUSB_DIR_IN_MASK; cbw.cmd_len = sizeof(scsi_request_sense_t); - scsi_request_sense_t const cmd_request_sense = - { - .cmd_code = SCSI_CMD_REQUEST_SENSE, - .alloc_length = 18 + scsi_request_sense_t const cmd_request_sense = { + .cmd_code = SCSI_CMD_REQUEST_SENSE, + .alloc_length = 18 }; - memcpy(cbw.command, &cmd_request_sense, cbw.cmd_len); - return tuh_msc_scsi_command(dev_addr, &cbw, resposne, complete_cb); + return tuh_msc_scsi_command(dev_addr, &cbw, response, complete_cb, arg); } -bool tuh_msc_read10(uint8_t dev_addr, uint8_t lun, void * buffer, uint32_t lba, uint16_t block_count, tuh_msc_complete_cb_t complete_cb) -{ +bool tuh_msc_read10(uint8_t dev_addr, uint8_t lun, void* buffer, uint32_t lba, uint16_t block_count, + tuh_msc_complete_cb_t complete_cb, uintptr_t arg) { msch_interface_t* p_msc = get_itf(dev_addr); TU_VERIFY(p_msc->mounted); msc_cbw_t cbw; cbw_init(&cbw, lun); - - cbw.total_bytes = block_count*p_msc->capacity[lun].block_size; - cbw.dir = TUSB_DIR_IN_MASK; - cbw.cmd_len = sizeof(scsi_read10_t); - - scsi_read10_t const cmd_read10 = - { - .cmd_code = SCSI_CMD_READ_10, - .lba = tu_htonl(lba), - .block_count = tu_htons(block_count) + + cbw.total_bytes = block_count * p_msc->capacity[lun].block_size; + cbw.dir = TUSB_DIR_IN_MASK; + cbw.cmd_len = sizeof(scsi_read10_t); + + scsi_read10_t const cmd_read10 = { + .cmd_code = SCSI_CMD_READ_10, + .lba = tu_htonl(lba), + .block_count = tu_htons(block_count) }; - memcpy(cbw.command, &cmd_read10, cbw.cmd_len); - - return tuh_msc_scsi_command(dev_addr, &cbw, buffer, complete_cb); + + return tuh_msc_scsi_command(dev_addr, &cbw, buffer, complete_cb, arg); } - -bool tuh_msc_write10(uint8_t dev_addr, uint8_t lun, void const * buffer, uint32_t lba, uint16_t block_count, tuh_msc_complete_cb_t complete_cb) -{ + +bool tuh_msc_write10(uint8_t dev_addr, uint8_t lun, void const* buffer, uint32_t lba, uint16_t block_count, + tuh_msc_complete_cb_t complete_cb, uintptr_t arg) { msch_interface_t* p_msc = get_itf(dev_addr); TU_VERIFY(p_msc->mounted); msc_cbw_t cbw; cbw_init(&cbw, lun); - cbw.total_bytes = block_count*p_msc->capacity[lun].block_size; + cbw.total_bytes = block_count * p_msc->capacity[lun].block_size; cbw.dir = TUSB_DIR_OUT; cbw.cmd_len = sizeof(scsi_write10_t); - scsi_write10_t const cmd_write10 = - { - .cmd_code = SCSI_CMD_WRITE_10, - .lba = tu_htonl(lba), - .block_count = tu_htons(block_count) + scsi_write10_t const cmd_write10 = { + .cmd_code = SCSI_CMD_WRITE_10, + .lba = tu_htonl(lba), + .block_count = tu_htons(block_count) }; - memcpy(cbw.command, &cmd_write10, cbw.cmd_len); - return tuh_msc_scsi_command(dev_addr, &cbw, (void*)(uintptr_t) buffer, complete_cb); + return tuh_msc_scsi_command(dev_addr, &cbw, (void*) (uintptr_t) buffer, complete_cb, arg); } #if 0 // MSC interface Reset (not used now) -bool tuh_msc_reset(uint8_t dev_addr) -{ - tusb_control_request_t const new_request = - { - .bmRequestType_bit = - { +bool tuh_msc_reset(uint8_t dev_addr) { + tusb_control_request_t const new_request = { + .bmRequestType_bit = { .recipient = TUSB_REQ_RCPT_INTERFACE, .type = TUSB_REQ_TYPE_CLASS, .direction = TUSB_DIR_OUT @@ -290,65 +284,77 @@ bool tuh_msc_reset(uint8_t dev_addr) //--------------------------------------------------------------------+ // CLASS-USBH API //--------------------------------------------------------------------+ -void msch_init(void) -{ +bool msch_init(void) { + TU_LOG_DRV("sizeof(msch_interface_t) = %u\r\n", sizeof(msch_interface_t)); tu_memclr(_msch_itf, sizeof(_msch_itf)); + return true; } -void msch_close(uint8_t dev_addr) -{ - TU_VERIFY(dev_addr <= CFG_TUH_DEVICE_MAX, ); +bool msch_deinit(void) { + return true; +} +void msch_close(uint8_t dev_addr) { + TU_VERIFY(dev_addr <= CFG_TUH_DEVICE_MAX,); msch_interface_t* p_msc = get_itf(dev_addr); + TU_VERIFY(p_msc->configured,); + + TU_LOG_DRV(" MSCh close addr = %d\r\n", dev_addr); // invoke Application Callback - if (p_msc->mounted && tuh_msc_umount_cb) tuh_msc_umount_cb(dev_addr); + if (p_msc->mounted) { + if (tuh_msc_umount_cb) tuh_msc_umount_cb(dev_addr); + } tu_memclr(p_msc, sizeof(msch_interface_t)); } -bool msch_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes) -{ +bool msch_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes) { msch_interface_t* p_msc = get_itf(dev_addr); msc_cbw_t const * cbw = &p_msc->cbw; msc_csw_t * csw = &p_msc->csw; - switch (p_msc->stage) - { + switch (p_msc->stage) { case MSC_STAGE_CMD: // Must be Command Block - TU_ASSERT(ep_addr == p_msc->ep_out && event == XFER_RESULT_SUCCESS && xferred_bytes == sizeof(msc_cbw_t)); + TU_ASSERT(ep_addr == p_msc->ep_out && event == XFER_RESULT_SUCCESS && xferred_bytes == sizeof(msc_cbw_t)); - if ( cbw->total_bytes && p_msc->buffer ) - { + if (cbw->total_bytes && p_msc->buffer) { // Data stage if any p_msc->stage = MSC_STAGE_DATA; - uint8_t const ep_data = (cbw->dir & TUSB_DIR_IN_MASK) ? p_msc->ep_in : p_msc->ep_out; TU_ASSERT(usbh_edpt_xfer(dev_addr, ep_data, p_msc->buffer, (uint16_t) cbw->total_bytes)); - }else - { + } else { // Status stage p_msc->stage = MSC_STAGE_STATUS; TU_ASSERT(usbh_edpt_xfer(dev_addr, p_msc->ep_in, (uint8_t*) &p_msc->csw, (uint16_t) sizeof(msc_csw_t))); } - break; + break; case MSC_STAGE_DATA: // Status stage p_msc->stage = MSC_STAGE_STATUS; TU_ASSERT(usbh_edpt_xfer(dev_addr, p_msc->ep_in, (uint8_t*) &p_msc->csw, (uint16_t) sizeof(msc_csw_t))); - break; + break; case MSC_STAGE_STATUS: // SCSI op is complete p_msc->stage = MSC_STAGE_IDLE; - if (p_msc->complete_cb) p_msc->complete_cb(dev_addr, cbw, csw); - break; + if (p_msc->complete_cb) { + tuh_msc_complete_data_t const cb_data = { + .cbw = cbw, + .csw = csw, + .scsi_data = p_msc->buffer, + .user_arg = p_msc->complete_arg + }; + p_msc->complete_cb(dev_addr, &cb_data); + } + break; - // unknown state - default: break; + // unknown state + default: + break; } return true; @@ -357,39 +363,35 @@ bool msch_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, uint32 //--------------------------------------------------------------------+ // MSC Enumeration //--------------------------------------------------------------------+ +static void config_get_maxlun_complete(tuh_xfer_t* xfer); +static bool config_test_unit_ready_complete(uint8_t dev_addr, tuh_msc_complete_data_t const* cb_data); +static bool config_request_sense_complete(uint8_t dev_addr, tuh_msc_complete_data_t const* cb_data); +static bool config_read_capacity_complete(uint8_t dev_addr, tuh_msc_complete_data_t const* cb_data); -static void config_get_maxlun_complete (tuh_xfer_t* xfer); -static bool config_test_unit_ready_complete(uint8_t dev_addr, msc_cbw_t const* cbw, msc_csw_t const* csw); -static bool config_request_sense_complete(uint8_t dev_addr, msc_cbw_t const* cbw, msc_csw_t const* csw); -static bool config_read_capacity_complete(uint8_t dev_addr, msc_cbw_t const* cbw, msc_csw_t const* csw); - -bool msch_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *desc_itf, uint16_t max_len) -{ +bool msch_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const* desc_itf, uint16_t max_len) { (void) rhport; TU_VERIFY (MSC_SUBCLASS_SCSI == desc_itf->bInterfaceSubClass && - MSC_PROTOCOL_BOT == desc_itf->bInterfaceProtocol); + MSC_PROTOCOL_BOT == desc_itf->bInterfaceProtocol); // msc driver length is fixed - uint16_t const drv_len = (uint16_t) (sizeof(tusb_desc_interface_t) + desc_itf->bNumEndpoints * sizeof(tusb_desc_endpoint_t)); + uint16_t const drv_len = (uint16_t) (sizeof(tusb_desc_interface_t) + + desc_itf->bNumEndpoints * sizeof(tusb_desc_endpoint_t)); TU_ASSERT(drv_len <= max_len); msch_interface_t* p_msc = get_itf(dev_addr); - tusb_desc_endpoint_t const * ep_desc = (tusb_desc_endpoint_t const *) tu_desc_next(desc_itf); + tusb_desc_endpoint_t const* ep_desc = (tusb_desc_endpoint_t const*) tu_desc_next(desc_itf); - for(uint32_t i=0; i<2; i++) - { + for (uint32_t i = 0; i < 2; i++) { TU_ASSERT(TUSB_DESC_ENDPOINT == ep_desc->bDescriptorType && TUSB_XFER_BULK == ep_desc->bmAttributes.xfer); TU_ASSERT(tuh_edpt_open(dev_addr, ep_desc)); - if ( tu_edpt_dir(ep_desc->bEndpointAddress) == TUSB_DIR_IN ) - { + if (TUSB_DIR_IN == tu_edpt_dir(ep_desc->bEndpointAddress)) { p_msc->ep_in = ep_desc->bEndpointAddress; - }else - { + } else { p_msc->ep_out = ep_desc->bEndpointAddress; } - ep_desc = (tusb_desc_endpoint_t const *) tu_desc_next(ep_desc); + ep_desc = (tusb_desc_endpoint_t const*) tu_desc_next(ep_desc); } p_msc->itf_num = desc_itf->bInterfaceNumber; @@ -397,45 +399,40 @@ bool msch_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *de return true; } -bool msch_set_config(uint8_t dev_addr, uint8_t itf_num) -{ +bool msch_set_config(uint8_t dev_addr, uint8_t itf_num) { msch_interface_t* p_msc = get_itf(dev_addr); TU_ASSERT(p_msc->itf_num == itf_num); p_msc->configured = true; //------------- Get Max Lun -------------// - TU_LOG2("MSC Get Max Lun\r\n"); - tusb_control_request_t const request = - { - .bmRequestType_bit = - { - .recipient = TUSB_REQ_RCPT_INTERFACE, - .type = TUSB_REQ_TYPE_CLASS, - .direction = TUSB_DIR_IN - }, - .bRequest = MSC_REQ_GET_MAX_LUN, - .wValue = 0, - .wIndex = itf_num, - .wLength = 1 + TU_LOG_DRV("MSC Get Max Lun\r\n"); + tusb_control_request_t const request = { + .bmRequestType_bit = { + .recipient = TUSB_REQ_RCPT_INTERFACE, + .type = TUSB_REQ_TYPE_CLASS, + .direction = TUSB_DIR_IN + }, + .bRequest = MSC_REQ_GET_MAX_LUN, + .wValue = 0, + .wIndex = itf_num, + .wLength = 1 }; - tuh_xfer_t xfer = - { - .daddr = dev_addr, - .ep_addr = 0, - .setup = &request, - .buffer = &p_msc->max_lun, - .complete_cb = config_get_maxlun_complete, - .user_data = 0 + tuh_xfer_t xfer = { + .daddr = dev_addr, + .ep_addr = 0, + .setup = &request, + .buffer = _msch_buffer, + .complete_cb = config_get_maxlun_complete, + .user_data = 0 }; TU_ASSERT(tuh_control_xfer(&xfer)); return true; } -static void config_get_maxlun_complete (tuh_xfer_t* xfer) -{ +static void config_get_maxlun_complete(tuh_xfer_t* xfer) { uint8_t const daddr = xfer->daddr; msch_interface_t* p_msc = get_itf(daddr); @@ -443,40 +440,47 @@ static void config_get_maxlun_complete (tuh_xfer_t* xfer) p_msc->max_lun = (XFER_RESULT_SUCCESS == xfer->result) ? _msch_buffer[0] : 0; p_msc->max_lun++; // MAX LUN is minus 1 by specs + TU_LOG_DRV(" Max LUN = %u\r\n", p_msc->max_lun); + // TODO multiple LUN support - TU_LOG2("SCSI Test Unit Ready\r\n"); + TU_LOG_DRV("SCSI Test Unit Ready\r\n"); uint8_t const lun = 0; - tuh_msc_test_unit_ready(daddr, lun, config_test_unit_ready_complete); + tuh_msc_test_unit_ready(daddr, lun, config_test_unit_ready_complete, 0); } -static bool config_test_unit_ready_complete(uint8_t dev_addr, msc_cbw_t const* cbw, msc_csw_t const* csw) -{ - if (csw->status == 0) - { +static bool config_test_unit_ready_complete(uint8_t dev_addr, tuh_msc_complete_data_t const* cb_data) { + msc_cbw_t const* cbw = cb_data->cbw; + msc_csw_t const* csw = cb_data->csw; + + if (csw->status == 0) { // Unit is ready, read its capacity - TU_LOG2("SCSI Read Capacity\r\n"); - tuh_msc_read_capacity(dev_addr, cbw->lun, (scsi_read_capacity10_resp_t*) ((void*) _msch_buffer), config_read_capacity_complete); - }else - { + TU_LOG_DRV("SCSI Read Capacity\r\n"); + tuh_msc_read_capacity(dev_addr, cbw->lun, (scsi_read_capacity10_resp_t*) ((void*) _msch_buffer), + config_read_capacity_complete, 0); + } else { // Note: During enumeration, some device fails Test Unit Ready and require a few retries // with Request Sense to start working !! // TODO limit number of retries - TU_LOG2("SCSI Request Sense\r\n"); - TU_ASSERT(tuh_msc_request_sense(dev_addr, cbw->lun, _msch_buffer, config_request_sense_complete)); + TU_LOG_DRV("SCSI Request Sense\r\n"); + TU_ASSERT(tuh_msc_request_sense(dev_addr, cbw->lun, _msch_buffer, config_request_sense_complete, 0)); } return true; } -static bool config_request_sense_complete(uint8_t dev_addr, msc_cbw_t const* cbw, msc_csw_t const* csw) -{ +static bool config_request_sense_complete(uint8_t dev_addr, tuh_msc_complete_data_t const* cb_data) { + msc_cbw_t const* cbw = cb_data->cbw; + msc_csw_t const* csw = cb_data->csw; + TU_ASSERT(csw->status == 0); - TU_ASSERT(tuh_msc_test_unit_ready(dev_addr, cbw->lun, config_test_unit_ready_complete)); + TU_ASSERT(tuh_msc_test_unit_ready(dev_addr, cbw->lun, config_test_unit_ready_complete, 0)); return true; } -static bool config_read_capacity_complete(uint8_t dev_addr, msc_cbw_t const* cbw, msc_csw_t const* csw) -{ +static bool config_read_capacity_complete(uint8_t dev_addr, tuh_msc_complete_data_t const* cb_data) { + msc_cbw_t const* cbw = cb_data->cbw; + msc_csw_t const* csw = cb_data->csw; + TU_ASSERT(csw->status == 0); msch_interface_t* p_msc = get_itf(dev_addr); diff --git a/src/class/msc/msc_host.h b/src/class/msc/msc_host.h index 7718ad4fe..9fda566d8 100644 --- a/src/class/msc/msc_host.h +++ b/src/class/msc/msc_host.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -24,8 +24,8 @@ * This file is part of the TinyUSB stack. */ -#ifndef _TUSB_MSC_HOST_H_ -#define _TUSB_MSC_HOST_H_ +#ifndef TUSB_MSC_HOST_H_ +#define TUSB_MSC_HOST_H_ #include "msc.h" @@ -41,7 +41,14 @@ #define CFG_TUH_MSC_MAXLUN 4 #endif -typedef bool (*tuh_msc_complete_cb_t)(uint8_t dev_addr, msc_cbw_t const* cbw, msc_csw_t const* csw); +typedef struct { + msc_cbw_t const* cbw; // SCSI command + msc_csw_t const* csw; // SCSI status + void* scsi_data; // SCSI Data + uintptr_t user_arg; // user argument +}tuh_msc_complete_data_t; + +typedef bool (*tuh_msc_complete_cb_t)(uint8_t dev_addr, tuh_msc_complete_data_t const* cb_data); //--------------------------------------------------------------------+ // Application API @@ -66,33 +73,33 @@ uint32_t tuh_msc_get_block_size(uint8_t dev_addr, uint8_t lun); // Perform a full SCSI command (cbw, data, csw) in non-blocking manner. // Complete callback is invoked when SCSI op is complete. // return true if success, false if there is already pending operation. -bool tuh_msc_scsi_command(uint8_t dev_addr, msc_cbw_t const* cbw, void* data, tuh_msc_complete_cb_t complete_cb); +bool tuh_msc_scsi_command(uint8_t daddr, msc_cbw_t const* cbw, void* data, tuh_msc_complete_cb_t complete_cb, uintptr_t arg); // Perform SCSI Inquiry command // Complete callback is invoked when SCSI op is complete. -bool tuh_msc_inquiry(uint8_t dev_addr, uint8_t lun, scsi_inquiry_resp_t* response, tuh_msc_complete_cb_t complete_cb); +bool tuh_msc_inquiry(uint8_t dev_addr, uint8_t lun, scsi_inquiry_resp_t* response, tuh_msc_complete_cb_t complete_cb, uintptr_t arg); // Perform SCSI Test Unit Ready command // Complete callback is invoked when SCSI op is complete. -bool tuh_msc_test_unit_ready(uint8_t dev_addr, uint8_t lun, tuh_msc_complete_cb_t complete_cb); +bool tuh_msc_test_unit_ready(uint8_t dev_addr, uint8_t lun, tuh_msc_complete_cb_t complete_cb, uintptr_t arg); // Perform SCSI Request Sense 10 command // Complete callback is invoked when SCSI op is complete. -bool tuh_msc_request_sense(uint8_t dev_addr, uint8_t lun, void *resposne, tuh_msc_complete_cb_t complete_cb); +bool tuh_msc_request_sense(uint8_t dev_addr, uint8_t lun, void *response, tuh_msc_complete_cb_t complete_cb, uintptr_t arg); // Perform SCSI Read 10 command. Read n blocks starting from LBA to buffer // Complete callback is invoked when SCSI op is complete. -bool tuh_msc_read10(uint8_t dev_addr, uint8_t lun, void * buffer, uint32_t lba, uint16_t block_count, tuh_msc_complete_cb_t complete_cb); +bool tuh_msc_read10(uint8_t dev_addr, uint8_t lun, void * buffer, uint32_t lba, uint16_t block_count, tuh_msc_complete_cb_t complete_cb, uintptr_t arg); // Perform SCSI Write 10 command. Write n blocks starting from LBA to device // Complete callback is invoked when SCSI op is complete. -bool tuh_msc_write10(uint8_t dev_addr, uint8_t lun, void const * buffer, uint32_t lba, uint16_t block_count, tuh_msc_complete_cb_t complete_cb); +bool tuh_msc_write10(uint8_t dev_addr, uint8_t lun, void const * buffer, uint32_t lba, uint16_t block_count, tuh_msc_complete_cb_t complete_cb, uintptr_t arg); // Perform SCSI Read Capacity 10 command // Complete callback is invoked when SCSI op is complete. // Note: during enumeration, host stack already carried out this request. Application can retrieve capacity by // simply call tuh_msc_get_block_count() and tuh_msc_get_block_size() -bool tuh_msc_read_capacity(uint8_t dev_addr, uint8_t lun, scsi_read_capacity10_resp_t* response, tuh_msc_complete_cb_t complete_cb); +bool tuh_msc_read_capacity(uint8_t dev_addr, uint8_t lun, scsi_read_capacity10_resp_t* response, tuh_msc_complete_cb_t complete_cb, uintptr_t arg); //------------- Application Callback -------------// @@ -106,7 +113,8 @@ TU_ATTR_WEAK void tuh_msc_umount_cb(uint8_t dev_addr); // Internal Class Driver API //--------------------------------------------------------------------+ -void msch_init (void); +bool msch_init (void); +bool msch_deinit (void); bool msch_open (uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *desc_itf, uint16_t max_len); bool msch_set_config (uint8_t dev_addr, uint8_t itf_num); void msch_close (uint8_t dev_addr); @@ -116,4 +124,4 @@ bool msch_xfer_cb (uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, ui } #endif -#endif /* _TUSB_MSC_HOST_H_ */ +#endif diff --git a/src/class/net/ecm_rndis_device.c b/src/class/net/ecm_rndis_device.c index 5f316762f..762425732 100644 --- a/src/class/net/ecm_rndis_device.c +++ b/src/class/net/ecm_rndis_device.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2020 Peter Lawrence @@ -51,7 +51,7 @@ typedef struct bool ecm_mode; - // Endpoint descriptor use to open/close when receving SetInterface + // Endpoint descriptor use to open/close when receiving SetInterface // TODO since configuration descriptor may not be long-lived memory, we should // keep a copy of endpoint attribute instead uint8_t const * ecm_desc_epdata; @@ -61,8 +61,11 @@ typedef struct #define CFG_TUD_NET_PACKET_PREFIX_LEN sizeof(rndis_data_packet_t) #define CFG_TUD_NET_PACKET_SUFFIX_LEN 0 -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static uint8_t received[CFG_TUD_NET_PACKET_PREFIX_LEN + CFG_TUD_NET_MTU + CFG_TUD_NET_PACKET_PREFIX_LEN]; -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static uint8_t transmitted[CFG_TUD_NET_PACKET_PREFIX_LEN + CFG_TUD_NET_MTU + CFG_TUD_NET_PACKET_PREFIX_LEN]; +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN tu_static +uint8_t received[CFG_TUD_NET_PACKET_PREFIX_LEN + CFG_TUD_NET_MTU + CFG_TUD_NET_PACKET_PREFIX_LEN]; + +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN tu_static +uint8_t transmitted[CFG_TUD_NET_PACKET_PREFIX_LEN + CFG_TUD_NET_MTU + CFG_TUD_NET_PACKET_PREFIX_LEN]; struct ecm_notify_struct { @@ -70,7 +73,7 @@ struct ecm_notify_struct uint32_t downlink, uplink; }; -static const struct ecm_notify_struct ecm_notify_nc = +tu_static const struct ecm_notify_struct ecm_notify_nc = { .header = { .bmRequestType = 0xA1, @@ -80,7 +83,7 @@ static const struct ecm_notify_struct ecm_notify_nc = }, }; -static const struct ecm_notify_struct ecm_notify_csc = +tu_static const struct ecm_notify_struct ecm_notify_csc = { .header = { .bmRequestType = 0xA1, @@ -91,8 +94,8 @@ static const struct ecm_notify_struct ecm_notify_csc = .uplink = 9728000, }; -// TODO remove CFG_TUSB_MEM_SECTION, control internal buffer is already in this special section -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static union +// TODO remove CFG_TUD_MEM_SECTION, control internal buffer is already in this special section +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN tu_static union { uint8_t rndis_buf[120]; struct ecm_notify_struct ecm_buf; @@ -101,10 +104,10 @@ CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static union //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -// TODO remove CFG_TUSB_MEM_SECTION -CFG_TUSB_MEM_SECTION static netd_interface_t _netd_itf; +// TODO remove CFG_TUD_MEM_SECTION +CFG_TUD_MEM_SECTION tu_static netd_interface_t _netd_itf; -static bool can_xmit; +tu_static bool can_xmit; void tud_network_recv_renew(void) { diff --git a/src/class/net/ncm_device.c b/src/class/net/ncm_device.c index 00892b49c..226c42c4e 100644 --- a/src/class/net/ncm_device.c +++ b/src/class/net/ncm_device.c @@ -34,6 +34,13 @@ #include "device/usbd_pvt.h" #include "net_device.h" +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUD_NCM_LOG_LEVEL + #define CFG_TUD_NCM_LOG_LEVEL CFG_TUD_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUD_NCM_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ @@ -130,7 +137,7 @@ typedef struct // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static const ntb_parameters_t ntb_parameters = { +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN tu_static const ntb_parameters_t ntb_parameters = { .wLength = sizeof(ntb_parameters_t), .bmNtbFormatsSupported = 0x01, .dwNtbInMaxSize = CFG_TUD_NCM_IN_NTB_MAX_SIZE, @@ -145,11 +152,11 @@ CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static const ntb_parameters_t ntb_parame .wNtbOutMaxDatagrams = 0 }; -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static transmit_ntb_t transmit_ntb[2]; +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN tu_static transmit_ntb_t transmit_ntb[2]; -CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static uint8_t receive_ntb[CFG_TUD_NCM_OUT_NTB_MAX_SIZE]; +CFG_TUD_MEM_SECTION CFG_TUSB_MEM_ALIGN tu_static uint8_t receive_ntb[CFG_TUD_NCM_OUT_NTB_MAX_SIZE]; -static ncm_interface_t ncm_interface; +tu_static ncm_interface_t ncm_interface; /* * Set up the NTB state in ncm_interface to be ready to add datagrams. @@ -196,7 +203,7 @@ static void ncm_start_tx(void) { ncm_prepare_for_tx(); } -static struct ecm_notify_struct ncm_notify_connected = +tu_static struct ecm_notify_struct ncm_notify_connected = { .header = { .bmRequestType_bit = { @@ -210,7 +217,7 @@ static struct ecm_notify_struct ncm_notify_connected = }, }; -static struct ecm_notify_struct ncm_notify_speed_change = +tu_static struct ecm_notify_struct ncm_notify_speed_change = { .header = { .bmRequestType_bit = { @@ -392,7 +399,7 @@ bool netd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t if (NCM_GET_NTB_PARAMETERS == request->bRequest) { - tud_control_xfer(rhport, request, (void*)&ntb_parameters, sizeof(ntb_parameters)); + tud_control_xfer(rhport, request, (void*)(uintptr_t) &ntb_parameters, sizeof(ntb_parameters)); } break; @@ -430,7 +437,7 @@ static void handle_incoming_datagram(uint32_t len) { ncm_interface.num_datagrams++; } - + tud_network_recv_renew(); } @@ -473,13 +480,13 @@ bool tud_network_can_xmit(uint16_t size) TU_VERIFY(ncm_interface.itf_data_alt == 1); if (ncm_interface.datagram_count >= ncm_interface.max_datagrams_per_ntb) { - TU_LOG2("NTB full [by count]\r\n"); + TU_LOG_DRV("NTB full [by count]\r\n"); return false; } size_t next_datagram_offset = ncm_interface.next_datagram_offset; if (next_datagram_offset + size > ncm_interface.ntb_in_size) { - TU_LOG2("ntb full [by size]\r\n"); + TU_LOG_DRV("ntb full [by size]\r\n"); return false; } diff --git a/src/class/net/net_device.h b/src/class/net/net_device.h index 6e294465b..399916355 100644 --- a/src/class/net/net_device.h +++ b/src/class/net/net_device.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2020 Peter Lawrence @@ -94,7 +94,7 @@ void tud_network_init_cb(void); // client must provide this: 48-bit MAC address // TODO removed later since it is not part of tinyusb stack -extern const uint8_t tud_network_mac_address[6]; +extern uint8_t tud_network_mac_address[6]; //------------- NCM -------------// diff --git a/src/class/usbtmc/usbtmc.h b/src/class/usbtmc/usbtmc.h index e7016ae24..090ab3c4a 100644 --- a/src/class/usbtmc/usbtmc.h +++ b/src/class/usbtmc/usbtmc.h @@ -158,7 +158,7 @@ enum { USBTMC_BULK_IN_ERR_DATA_TOO_SHORT = 4u, USBTMC_BULK_IN_ERR_DATA_TOO_LONG = 5u, }; -// bult-in halt errors +// built-in halt errors enum { USBTMC_BULK_IN_ERR = 1u, ///< receives a USBTMC command message that expects a response while a /// Bulk-IN transfer is in progress @@ -262,14 +262,14 @@ typedef struct TU_ATTR_PACKED struct TU_ATTR_PACKED { - unsigned int listenOnly :1; - unsigned int talkOnly :1; - unsigned int supportsIndicatorPulse :1; + uint8_t listenOnly :1; + uint8_t talkOnly :1; + uint8_t supportsIndicatorPulse :1; } bmIntfcCapabilities; struct TU_ATTR_PACKED { - unsigned int canEndBulkInOnTermChar :1; + uint8_t canEndBulkInOnTermChar :1; } bmDevCapabilities; uint8_t _reserved2[6]; @@ -277,17 +277,17 @@ typedef struct TU_ATTR_PACKED struct TU_ATTR_PACKED { - unsigned int is488_2 :1; - unsigned int supportsREN_GTL_LLO :1; - unsigned int supportsTrigger :1; + uint8_t supportsTrigger :1; + uint8_t supportsREN_GTL_LLO :1; + uint8_t is488_2 :1; } bmIntfcCapabilities488; struct TU_ATTR_PACKED { - unsigned int SCPI :1; - unsigned int SR1 :1; - unsigned int RL1 :1; - unsigned int DT1 :1; + uint8_t DT1 :1; + uint8_t RL1 :1; + uint8_t SR1 :1; + uint8_t SCPI :1; } bmDevCapabilities488; uint8_t _reserved3[8]; } usbtmc_response_capabilities_488_t; @@ -316,4 +316,3 @@ typedef struct TU_ATTR_PACKED TU_VERIFY_STATIC(sizeof(usbtmc_read_stb_interrupt_488_t) == 2u, "struct wrong length"); #endif - diff --git a/src/class/usbtmc/usbtmc_device.c b/src/class/usbtmc/usbtmc_device.c index af4a92732..573654d58 100644 --- a/src/class/usbtmc/usbtmc_device.c +++ b/src/class/usbtmc/usbtmc_device.c @@ -78,12 +78,12 @@ #ifdef xDEBUG #include "uart_util.h" -static char logMsg[150]; +tu_static char logMsg[150]; #endif // Buffer size must be an exact multiple of the max packet size for both // bulk (up to 64 bytes for FS, 512 bytes for HS). In addation, this driver -// imposes a minimum buffer size of 32 bytes. +// imposes a minimum buffer size of 32 bytes. #define USBTMCD_BUFFER_SIZE (TUD_OPT_HIGH_SPEED ? 512 : 64) /* @@ -143,7 +143,7 @@ typedef struct usbtmc_capabilities_specific_t const * capabilities; } usbtmc_interface_state_t; -CFG_TUSB_MEM_SECTION static usbtmc_interface_state_t usbtmc_state = +CFG_TUD_MEM_SECTION tu_static usbtmc_interface_state_t usbtmc_state = { .itf_id = 0xFF, }; @@ -154,15 +154,20 @@ TU_VERIFY_STATIC(USBTMCD_BUFFER_SIZE >= 32u,"USBTMC dev buffer size too small"); static bool handle_devMsgOutStart(uint8_t rhport, void *data, size_t len); static bool handle_devMsgOut(uint8_t rhport, void *data, size_t len, size_t packetLen); -static uint8_t termChar; -static uint8_t termCharRequested = false; +#ifndef NDEBUG +tu_static uint8_t termChar; +#endif -osal_mutex_def_t usbtmcLockBuffer; -static osal_mutex_t usbtmcLock; +tu_static uint8_t termCharRequested = false; + +#if OSAL_MUTEX_REQUIRED +static OSAL_MUTEX_DEF(usbtmcLockBuffer); +#endif +osal_mutex_t usbtmcLock; // Our own private lock, mostly for the state variable. -#define criticalEnter() do {osal_mutex_lock(usbtmcLock,OSAL_TIMEOUT_WAIT_FOREVER); } while (0) -#define criticalLeave() do {osal_mutex_unlock(usbtmcLock); } while (0) +#define criticalEnter() do { (void) osal_mutex_lock(usbtmcLock,OSAL_TIMEOUT_WAIT_FOREVER); } while (0) +#define criticalLeave() do { (void) osal_mutex_unlock(usbtmcLock); } while (0) bool atomicChangeState(usbtmcd_state_enum expectedState, usbtmcd_state_enum newState) { @@ -362,9 +367,9 @@ bool tud_usbtmc_start_bus_read() case STATE_RCV: break; default: - TU_VERIFY(false); + return false; } - TU_VERIFY(usbd_edpt_xfer(usbtmc_state.rhport, usbtmc_state.ep_bulk_out, usbtmc_state.ep_bulk_out_buf, 64)); + TU_VERIFY(usbd_edpt_xfer(usbtmc_state.rhport, usbtmc_state.ep_bulk_out, usbtmc_state.ep_bulk_out_buf, (uint16_t)usbtmc_state.ep_bulk_out_wMaxPacketSize)); return true; } @@ -440,7 +445,10 @@ static bool handle_devMsgIn(void *data, size_t len) usbtmc_state.transfer_size_sent = 0u; termCharRequested = msg->bmTransferAttributes.TermCharEnabled; + +#ifndef NDEBUG termChar = msg->TermChar; +#endif if(termCharRequested) TU_VERIFY(usbtmc_state.capabilities->bmDevCapabilities.canEndBulkInOnTermChar); @@ -464,53 +472,53 @@ bool usbtmcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint switch(usbtmc_state.state) { case STATE_IDLE: - TU_VERIFY(xferred_bytes >= sizeof(usbtmc_msg_generic_t)); - msg = (usbtmc_msg_generic_t*)(usbtmc_state.ep_bulk_out_buf); - uint8_t invInvTag = (uint8_t)~(msg->header.bTagInverse); - TU_VERIFY(msg->header.bTag == invInvTag); - TU_VERIFY(msg->header.bTag != 0x00); + { + TU_VERIFY(xferred_bytes >= sizeof(usbtmc_msg_generic_t)); + msg = (usbtmc_msg_generic_t*)(usbtmc_state.ep_bulk_out_buf); + uint8_t invInvTag = (uint8_t)~(msg->header.bTagInverse); + TU_VERIFY(msg->header.bTag == invInvTag); + TU_VERIFY(msg->header.bTag != 0x00); - switch(msg->header.MsgID) { - case USBTMC_MSGID_DEV_DEP_MSG_OUT: - if(!handle_devMsgOutStart(rhport, msg, xferred_bytes)) - { - usbd_edpt_stall(rhport, usbtmc_state.ep_bulk_out); - TU_VERIFY(false); - } - break; + switch(msg->header.MsgID) { + case USBTMC_MSGID_DEV_DEP_MSG_OUT: + if(!handle_devMsgOutStart(rhport, msg, xferred_bytes)) + { + usbd_edpt_stall(rhport, usbtmc_state.ep_bulk_out); + return false; + } + break; - case USBTMC_MSGID_DEV_DEP_MSG_IN: - TU_VERIFY(handle_devMsgIn(msg, xferred_bytes)); - break; + case USBTMC_MSGID_DEV_DEP_MSG_IN: + TU_VERIFY(handle_devMsgIn(msg, xferred_bytes)); + break; #if (CFG_TUD_USBTMC_ENABLE_488) - case USBTMC_MSGID_USB488_TRIGGER: - // Spec says we halt the EP if we didn't declare we support it. - TU_VERIFY(usbtmc_state.capabilities->bmIntfcCapabilities488.supportsTrigger); - TU_VERIFY(tud_usbtmc_msg_trigger_cb(msg)); + case USBTMC_MSGID_USB488_TRIGGER: + // Spec says we halt the EP if we didn't declare we support it. + TU_VERIFY(usbtmc_state.capabilities->bmIntfcCapabilities488.supportsTrigger); + TU_VERIFY(tud_usbtmc_msg_trigger_cb(msg)); - break; + break; #endif - case USBTMC_MSGID_VENDOR_SPECIFIC_MSG_OUT: - case USBTMC_MSGID_VENDOR_SPECIFIC_IN: - default: - usbd_edpt_stall(rhport, usbtmc_state.ep_bulk_out); - TU_VERIFY(false); - return false; + case USBTMC_MSGID_VENDOR_SPECIFIC_MSG_OUT: + case USBTMC_MSGID_VENDOR_SPECIFIC_IN: + default: + usbd_edpt_stall(rhport, usbtmc_state.ep_bulk_out); + return false; + } + return true; } - return true; - case STATE_RCV: if(!handle_devMsgOut(rhport, usbtmc_state.ep_bulk_out_buf, xferred_bytes, xferred_bytes)) { usbd_edpt_stall(rhport, usbtmc_state.ep_bulk_out); - TU_VERIFY(false); + return false; } return true; case STATE_ABORTING_BULK_OUT: - TU_VERIFY(false); - return false; // Should be stalled by now, shouldn't have received a packet. + // Should be stalled by now, shouldn't have received a packet. + return false; case STATE_TX_REQUESTED: case STATE_TX_INITIATED: @@ -518,7 +526,7 @@ bool usbtmcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint case STATE_ABORTING_BULK_IN_SHORTED: case STATE_ABORTING_BULK_IN_ABORTED: default: - TU_VERIFY(false); + return false; } } else if(ep_addr == usbtmc_state.ep_bulk_in) @@ -567,7 +575,6 @@ bool usbtmcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint default: TU_ASSERT(false); - return false; } } else if (ep_addr == usbtmc_state.ep_int_in) { @@ -598,8 +605,8 @@ bool usbtmcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request uint32_t ep_addr = (request->wIndex); // At this point, a transfer MAY be in progress. Based on USB spec, when clearing bulk EP HALT, - // the EP transfer buffer needs to be cleared and DTOG needs to be reset, even if - // the EP is not halted. The only USBD API interface to do this is to stall and then unstall the EP. + // the EP transfer buffer needs to be cleared and DTOG needs to be reset, even if + // the EP is not halted. The only USBD API interface to do this is to stall and then un-stall the EP. if(ep_addr == usbtmc_state.ep_bulk_out) { criticalEnter(); @@ -871,16 +878,13 @@ bool usbtmcd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request case USB488_bREQUEST_LOCAL_LOCKOUT: { TU_VERIFY(request->bmRequestType == 0xA1); // in,class,interface - TU_VERIFY(false); return false; } #endif default: - TU_VERIFY(false); return false; } - TU_VERIFY(false); } #endif /* CFG_TUD_TSMC */ diff --git a/src/class/usbtmc/usbtmc_device.h b/src/class/usbtmc/usbtmc_device.h index 144b3315d..c1298ddb8 100644 --- a/src/class/usbtmc/usbtmc_device.h +++ b/src/class/usbtmc/usbtmc_device.h @@ -36,7 +36,7 @@ #endif /*********************************************** - * Functions to be implemeted by the class implementation + * Functions to be implemented by the class implementation */ // In order to proceed, app must call call tud_usbtmc_start_bus_read(rhport) during or soon after: diff --git a/src/class/vendor/vendor_device.c b/src/class/vendor/vendor_device.c index 3b81a108f..a68cb2156 100644 --- a/src/class/vendor/vendor_device.c +++ b/src/class/vendor/vendor_device.c @@ -49,17 +49,15 @@ typedef struct uint8_t rx_ff_buf[CFG_TUD_VENDOR_RX_BUFSIZE]; uint8_t tx_ff_buf[CFG_TUD_VENDOR_TX_BUFSIZE]; -#if CFG_FIFO_MUTEX - osal_mutex_def_t rx_ff_mutex; - osal_mutex_def_t tx_ff_mutex; -#endif + OSAL_MUTEX_DEF(rx_ff_mutex); + OSAL_MUTEX_DEF(tx_ff_mutex); // Endpoint Transfer buffer CFG_TUSB_MEM_ALIGN uint8_t epout_buf[CFG_TUD_VENDOR_EPSIZE]; CFG_TUSB_MEM_ALIGN uint8_t epin_buf[CFG_TUD_VENDOR_EPSIZE]; } vendord_interface_t; -CFG_TUSB_MEM_SECTION static vendord_interface_t _vendord_itf[CFG_TUD_VENDOR]; +CFG_TUD_MEM_SECTION tu_static vendord_interface_t _vendord_itf[CFG_TUD_VENDOR]; #define ITF_MEM_RESET_SIZE offsetof(vendord_interface_t, rx_ff) @@ -86,8 +84,8 @@ static void _prep_out_transaction (vendord_interface_t* p_itf) { uint8_t const rhport = 0; - // skip if previous transfer not complete - if ( usbd_edpt_busy(rhport, p_itf->ep_out) ) return; + // claim endpoint + TU_VERIFY(usbd_edpt_claim(rhport, p_itf->ep_out), ); // Prepare for incoming data but only allow what we can store in the ring buffer. uint16_t max_read = tu_fifo_remaining(&p_itf->rx_ff); @@ -95,6 +93,11 @@ static void _prep_out_transaction (vendord_interface_t* p_itf) { usbd_edpt_xfer(rhport, p_itf->ep_out, p_itf->epout_buf, CFG_TUD_VENDOR_EPSIZE); } + else + { + // Release endpoint since we don't make any transfer + usbd_edpt_release(rhport, p_itf->ep_out); + } } uint32_t tud_vendor_n_read (uint8_t itf, void* buffer, uint32_t bufsize) @@ -115,37 +118,47 @@ void tud_vendor_n_read_flush (uint8_t itf) //--------------------------------------------------------------------+ // Write API //--------------------------------------------------------------------+ -static uint16_t maybe_transmit(vendord_interface_t* p_itf) -{ - uint8_t const rhport = 0; - - // skip if previous transfer not complete - TU_VERIFY( !usbd_edpt_busy(rhport, p_itf->ep_in) ); - - uint16_t count = tu_fifo_read_n(&p_itf->tx_ff, p_itf->epin_buf, CFG_TUD_VENDOR_EPSIZE); - if (count > 0) - { - TU_ASSERT( usbd_edpt_xfer(rhport, p_itf->ep_in, p_itf->epin_buf, count) ); - } - return count; -} - uint32_t tud_vendor_n_write (uint8_t itf, void const* buffer, uint32_t bufsize) { vendord_interface_t* p_itf = &_vendord_itf[itf]; uint16_t ret = tu_fifo_write_n(&p_itf->tx_ff, buffer, (uint16_t) bufsize); + + // flush if queue more than packet size if (tu_fifo_count(&p_itf->tx_ff) >= CFG_TUD_VENDOR_EPSIZE) { - maybe_transmit(p_itf); + tud_vendor_n_write_flush(itf); } return ret; } -uint32_t tud_vendor_n_flush (uint8_t itf) +uint32_t tud_vendor_n_write_flush (uint8_t itf) { vendord_interface_t* p_itf = &_vendord_itf[itf]; - uint32_t ret = maybe_transmit(p_itf); - return ret; + // Skip if usb is not ready yet + TU_VERIFY( tud_ready(), 0 ); + + // No data to send + if ( !tu_fifo_count(&p_itf->tx_ff) ) return 0; + + uint8_t const rhport = 0; + + // Claim the endpoint + TU_VERIFY( usbd_edpt_claim(rhport, p_itf->ep_in), 0 ); + + // Pull data from FIFO + uint16_t const count = tu_fifo_read_n(&p_itf->tx_ff, p_itf->epin_buf, sizeof(p_itf->epin_buf)); + + if ( count ) + { + TU_ASSERT( usbd_edpt_xfer(rhport, p_itf->ep_in, p_itf->epin_buf, count), 0 ); + return count; + }else + { + // Release endpoint since we don't make any transfer + // Note: data is dropped if terminal is not connected + usbd_edpt_release(rhport, p_itf->ep_in); + return 0; + } } uint32_t tud_vendor_n_write_available (uint8_t itf) @@ -168,10 +181,8 @@ void vendord_init(void) tu_fifo_config(&p_itf->rx_ff, p_itf->rx_ff_buf, CFG_TUD_VENDOR_RX_BUFSIZE, 1, false); tu_fifo_config(&p_itf->tx_ff, p_itf->tx_ff_buf, CFG_TUD_VENDOR_TX_BUFSIZE, 1, false); -#if CFG_FIFO_MUTEX tu_fifo_config_mutex(&p_itf->rx_ff, NULL, osal_mutex_create(&p_itf->rx_ff_mutex)); tu_fifo_config_mutex(&p_itf->tx_ff, osal_mutex_create(&p_itf->tx_ff_mutex), NULL); -#endif } } @@ -225,10 +236,10 @@ uint16_t vendord_open(uint8_t rhport, tusb_desc_interface_t const * desc_itf, ui // Prepare for incoming data if ( p_vendor->ep_out ) { - TU_ASSERT(usbd_edpt_xfer(rhport, p_vendor->ep_out, p_vendor->epout_buf, sizeof(p_vendor->epout_buf)), 0); + _prep_out_transaction(p_vendor); } - if ( p_vendor->ep_in ) maybe_transmit(p_vendor); + if ( p_vendor->ep_in ) tud_vendor_n_write_flush((uint8_t)(p_vendor - _vendord_itf)); } return (uint16_t) ((uintptr_t) p_desc - (uintptr_t) desc_itf); @@ -263,7 +274,7 @@ bool vendord_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint { if (tud_vendor_tx_cb) tud_vendor_tx_cb(itf, (uint16_t) xferred_bytes); // Send complete, try to send more if possible - maybe_transmit(p_itf); + tud_vendor_n_write_flush(itf); } return true; diff --git a/src/class/vendor/vendor_device.h b/src/class/vendor/vendor_device.h index 4a873e5fc..d239406b4 100644 --- a/src/class/vendor/vendor_device.h +++ b/src/class/vendor/vendor_device.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) @@ -48,11 +48,13 @@ bool tud_vendor_n_peek (uint8_t itf, uint8_t* ui8); void tud_vendor_n_read_flush (uint8_t itf); uint32_t tud_vendor_n_write (uint8_t itf, void const* buffer, uint32_t bufsize); +uint32_t tud_vendor_n_write_flush (uint8_t itf); uint32_t tud_vendor_n_write_available (uint8_t itf); -static inline -uint32_t tud_vendor_n_write_str (uint8_t itf, char const* str); -uint32_t tud_vendor_n_flush (uint8_t itf); +static inline uint32_t tud_vendor_n_write_str (uint8_t itf, char const* str); + +// backward compatible +#define tud_vendor_n_flush(itf) tud_vendor_n_write_flush(itf) //--------------------------------------------------------------------+ // Application API (Single Port) @@ -65,7 +67,10 @@ static inline void tud_vendor_read_flush (void); static inline uint32_t tud_vendor_write (void const* buffer, uint32_t bufsize); static inline uint32_t tud_vendor_write_str (char const* str); static inline uint32_t tud_vendor_write_available (void); -static inline uint32_t tud_vendor_flush (void); +static inline uint32_t tud_vendor_write_flush (void); + +// backward compatible +#define tud_vendor_flush() tud_vendor_write_flush() //--------------------------------------------------------------------+ // Application Callback API (weak is optional) @@ -115,6 +120,11 @@ static inline uint32_t tud_vendor_write (void const* buffer, uint32_t bufsize) return tud_vendor_n_write(0, buffer, bufsize); } +static inline uint32_t tud_vendor_write_flush (void) +{ + return tud_vendor_n_write_flush(0); +} + static inline uint32_t tud_vendor_write_str (char const* str) { return tud_vendor_n_write_str(0, str); @@ -125,11 +135,6 @@ static inline uint32_t tud_vendor_write_available (void) return tud_vendor_n_write_available(0); } -static inline uint32_t tud_vendor_flush (void) -{ - return tud_vendor_n_flush(0); -} - //--------------------------------------------------------------------+ // Internal Class Driver API //--------------------------------------------------------------------+ diff --git a/src/class/vendor/vendor_host.c b/src/class/vendor/vendor_host.c index dbea1228d..e66c5007f 100644 --- a/src/class/vendor/vendor_host.c +++ b/src/class/vendor/vendor_host.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) diff --git a/src/class/vendor/vendor_host.h b/src/class/vendor/vendor_host.h index 65223fbca..acfebe7a4 100644 --- a/src/class/vendor/vendor_host.h +++ b/src/class/vendor/vendor_host.h @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2019 Ha Thach (tinyusb.org) diff --git a/src/class/video/video.h b/src/class/video/video.h index e8227ea60..b8a9b6369 100644 --- a/src/class/video/video.h +++ b/src/class/video/video.h @@ -29,6 +29,10 @@ #include "common/tusb_common.h" +enum { + VIDEO_BCD_1_50 = 0x0150, +}; + // Table 3-19 Color Matching Descriptor typedef enum { VIDEO_COLOR_PRIMARIES_UNDEFINED = 0x00, @@ -156,22 +160,23 @@ typedef enum { /* A.9.1 VideoControl Interface Control Selectors */ typedef enum { VIDEO_VC_CTL_UNDEFINED = 0x00, - VIDEO_VC_CTL_VIDEO_POWER_MODE, - VIDEO_VC_CTL_REQUEST_ERROR_CODE, + VIDEO_VC_CTL_VIDEO_POWER_MODE, // 0x01 + VIDEO_VC_CTL_REQUEST_ERROR_CODE, // 0x02 } video_interface_control_selector_t; /* A.9.8 VideoStreaming Interface Control Selectors */ typedef enum { VIDEO_VS_CTL_UNDEFINED = 0x00, - VIDEO_VS_CTL_PROBE, - VIDEO_VS_CTL_COMMIT, - VIDEO_VS_CTL_STILL_PROBE, - VIDEO_VS_CTL_STILL_COMMIT, - VIDEO_VS_CTL_STILL_IMAGE_TRIGGER, - VIDEO_VS_CTL_STREAM_ERROR_CODE, - VIDEO_VS_CTL_GENERATE_KEY_FRAME, - VIDEO_VS_CTL_UPDATE_FRAME_SEGMENT, - VIDEO_VS_CTL_SYNCH_DELAY_CONTROL, + VIDEO_VS_CTL_PROBE, // 0x01 + VIDEO_VS_CTL_COMMIT, // 0x02 + VIDEO_VS_CTL_STILL_PROBE, // 0x03 + VIDEO_VS_CTL_STILL_COMMIT, // 0x04 + VIDEO_VS_CTL_STILL_IMAGE_TRIGGER, // 0x05 + VIDEO_VS_CTL_STREAM_ERROR_CODE, // 0x06 + VIDEO_VS_CTL_GENERATE_KEY_FRAME, // 0x07 + VIDEO_VS_CTL_UPDATE_FRAME_SEGMENT, // 0x08 + VIDEO_VS_CTL_SYNCH_DELAY_CONTROL, // 0x09 + } video_interface_streaming_selector_t; /* B. Terminal Types */ @@ -198,55 +203,98 @@ typedef enum { } video_terminal_type_t; //--------------------------------------------------------------------+ -// Descriptors +// Video Control (VC) Descriptors //--------------------------------------------------------------------+ /* 2.3.4.2 */ +#define tusb_desc_video_control_header_nitf_t(_nitf) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; \ + uint8_t bDescriptorType; \ + uint8_t bDescriptorSubType; \ + uint16_t bcdUVC; \ + uint16_t wTotalLength; \ + uint32_t dwClockFrequency; /* deprecated */ \ + uint8_t bInCollection; \ + uint8_t baInterfaceNr[_nitf]; \ + } + +typedef tusb_desc_video_control_header_nitf_t() tusb_desc_video_control_header_t; +typedef tusb_desc_video_control_header_nitf_t(1) tusb_desc_video_control_header_1itf_t; +typedef tusb_desc_video_control_header_nitf_t(2) tusb_desc_video_control_header_2itf_t; +typedef tusb_desc_video_control_header_nitf_t(3) tusb_desc_video_control_header_3itf_t; +typedef tusb_desc_video_control_header_nitf_t(4) tusb_desc_video_control_header_4itf_t; + typedef struct TU_ATTR_PACKED { uint8_t bLength; uint8_t bDescriptorType; uint8_t bDescriptorSubType; - uint16_t bcdUVC; - uint16_t wTotalLength; - uint32_t dwClockFrequency; - uint8_t bInCollection; - uint8_t baInterfaceNr[]; -} tusb_desc_cs_video_ctl_itf_hdr_t; + uint8_t bTerminalID; + uint16_t wTerminalType; + uint8_t bAssocTerminal; + uint8_t iTerminal; +} tusb_desc_video_control_input_terminal_t; + +TU_VERIFY_STATIC(sizeof(tusb_desc_video_control_input_terminal_t) == 8, "size is not correct"); -/* 2.4.3.3 */ typedef struct TU_ATTR_PACKED { - uint8_t bHeaderLength; - union { - uint8_t bmHeaderInfo; - struct { - uint8_t FrameID: 1; - uint8_t EndOfFrame: 1; - uint8_t PresentationTime: 1; - uint8_t SourceClockReference: 1; - uint8_t PayloadSpecific: 1; - uint8_t StillImage: 1; - uint8_t Error: 1; - uint8_t EndOfHeader: 1; - }; - }; -} tusb_video_payload_header_t; + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDescriptorSubType; + uint8_t bTerminalID; + uint16_t wTerminalType; + uint8_t bAssocTerminal; + uint8_t bSourceID; + uint8_t iTerminal; +} tusb_desc_video_control_output_terminal_t; + +TU_VERIFY_STATIC(sizeof(tusb_desc_video_control_output_terminal_t) == 9, "size is not correct"); -/* 3.9.2.1 */ typedef struct TU_ATTR_PACKED { uint8_t bLength; uint8_t bDescriptorType; uint8_t bDescriptorSubType; - uint8_t bNumFormats; - uint16_t wTotalLength; - uint8_t bEndpointAddress; - uint8_t bmInfo; - uint8_t bTerminalLink; - uint8_t bStillCaptureMethod; - uint8_t bTriggerSupport; - uint8_t bTriggerUsage; + uint8_t bTerminalID; + uint16_t wTerminalType; + uint8_t bAssocTerminal; + uint8_t iTerminal; + + uint16_t wObjectiveFocalLengthMin; + uint16_t wObjectiveFocalLengthMax; + uint16_t wOcularFocalLength; uint8_t bControlSize; - uint8_t bmaControls[]; -} tusb_desc_cs_video_stm_itf_in_hdr_t; + uint8_t bmControls[3]; +} tusb_desc_video_control_camera_terminal_t; + +TU_VERIFY_STATIC(sizeof(tusb_desc_video_control_camera_terminal_t) == 18, "size is not correct"); + +//--------------------------------------------------------------------+ +// Video Streaming (VS) Descriptors +//--------------------------------------------------------------------+ + +/* 3.9.2.1 */ +#define tusb_desc_video_streaming_input_header_nbyte_t(_nb) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; \ + uint8_t bDescriptorType; \ + uint8_t bDescriptorSubType; \ + uint8_t bNumFormats; /* Number of video payload Format descriptors for this interface */ \ + uint16_t wTotalLength; \ + uint8_t bEndpointAddress; \ + uint8_t bmInfo; /* Bit 0: dynamic format change supported */ \ + uint8_t bTerminalLink; \ + uint8_t bStillCaptureMethod; \ + uint8_t bTriggerSupport; /* Hardware trigger supported */ \ + uint8_t bTriggerUsage; \ + uint8_t bControlSize; /* sizeof of each control item */ \ + uint8_t bmaControls[_nb]; \ + } + +typedef tusb_desc_video_streaming_input_header_nbyte_t() tusb_desc_video_streaming_input_header_t; +typedef tusb_desc_video_streaming_input_header_nbyte_t(1) tusb_desc_video_streaming_input_header_1byte_t; +typedef tusb_desc_video_streaming_input_header_nbyte_t(2) tusb_desc_video_streaming_input_header_2byte_t; +typedef tusb_desc_video_streaming_input_header_nbyte_t(3) tusb_desc_video_streaming_input_header_3byte_t; +typedef tusb_desc_video_streaming_input_header_nbyte_t(4) tusb_desc_video_streaming_input_header_4byte_t; /* 3.9.2.2 */ typedef struct TU_ATTR_PACKED { @@ -259,7 +307,7 @@ typedef struct TU_ATTR_PACKED { uint8_t bTerminalLink; uint8_t bControlSize; uint8_t bmaControls[]; -} tusb_desc_cs_video_stm_itf_out_hdr_t; +} tusb_desc_video_streaming_output_header_t; typedef struct TU_ATTR_PACKED { uint8_t bLength; @@ -285,14 +333,33 @@ typedef struct TU_ATTR_PACKED { uint8_t bmaControls[]; } output; }; -} tusb_desc_cs_video_stm_itf_hdr_t; +} tusb_desc_video_streaming_inout_header_t; +// 3.9.2.6 Color Matching Descriptor +typedef struct TU_ATTR_PACKED { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDescriptorSubType; + uint8_t bColorPrimaries; + uint8_t bTransferCharacteristics; + uint8_t bMatrixCoefficients; +} tusb_desc_video_streaming_color_matching_t; + +TU_VERIFY_STATIC(sizeof(tusb_desc_video_streaming_color_matching_t) == 6, "size is not correct"); + +//--------------------------------------------------------------------+ +// Format and Frame Descriptor +// Note: bFormatIndex & bFrameIndex are 1-based index +//--------------------------------------------------------------------+ + +//------------- Uncompressed -------------// +// Uncompressed payload specs: 3.1.1 format descriptor typedef struct TU_ATTR_PACKED { uint8_t bLength; uint8_t bDescriptorType; uint8_t bDescriptorSubType; uint8_t bFormatIndex; - uint8_t bNumFrameDescriptors; + uint8_t bNumFrameDescriptors; // Number of frame descriptors for this format uint8_t guidFormat[16]; uint8_t bBitsPerPixel; uint8_t bDefaultFrameIndex; @@ -300,22 +367,69 @@ typedef struct TU_ATTR_PACKED { uint8_t bAspectRatioY; uint8_t bmInterlaceFlags; uint8_t bCopyProtect; -} tusb_desc_cs_video_fmt_uncompressed_t; +} tusb_desc_video_format_uncompressed_t; + +TU_VERIFY_STATIC(sizeof(tusb_desc_video_format_uncompressed_t) == 27, "size is not correct"); + +// Uncompressed payload specs: 3.1.2 frame descriptor +#define tusb_desc_video_frame_uncompressed_nint_t(_nint) \ + struct TU_ATTR_PACKED { \ + uint8_t bLength; \ + uint8_t bDescriptorType; \ + uint8_t bDescriptorSubType; \ + uint8_t bFrameIndex; \ + uint8_t bmCapabilities; \ + uint16_t wWidth; \ + uint16_t wHeight; \ + uint32_t dwMinBitRate; \ + uint32_t dwMaxBitRate; \ + uint32_t dwMaxVideoFrameBufferSize; /* deprecated in 1.5 */ \ + uint32_t dwDefaultFrameInterval; /* 100ns unit */\ + uint8_t bFrameIntervalType; \ + uint32_t dwFrameInterval[_nint]; \ + } +typedef tusb_desc_video_frame_uncompressed_nint_t() tusb_desc_video_frame_uncompressed_t; +typedef tusb_desc_video_frame_uncompressed_nint_t(1) tusb_desc_video_frame_uncompressed_1int_t; +typedef tusb_desc_video_frame_uncompressed_nint_t(2) tusb_desc_video_frame_uncompressed_2int_t; +typedef tusb_desc_video_frame_uncompressed_nint_t(3) tusb_desc_video_frame_uncompressed_3int_t; +typedef tusb_desc_video_frame_uncompressed_nint_t(4) tusb_desc_video_frame_uncompressed_4int_t; + +// continuous = 3 intervals: min, max, step +typedef tusb_desc_video_frame_uncompressed_3int_t tusb_desc_video_frame_uncompressed_continuous_t; + +TU_VERIFY_STATIC(sizeof(tusb_desc_video_frame_uncompressed_continuous_t) == 38, "size is not correct"); + +//------------- MJPEG -------------// +// MJPEG payload specs: 3.1.1 format descriptor typedef struct TU_ATTR_PACKED { uint8_t bLength; uint8_t bDescriptorType; uint8_t bDescriptorSubType; uint8_t bFormatIndex; uint8_t bNumFrameDescriptors; - uint8_t bmFlags; + uint8_t bmFlags; // Bit 0: fixed size samples (1 = yes) uint8_t bDefaultFrameIndex; uint8_t bAspectRatioX; uint8_t bAspectRatioY; uint8_t bmInterlaceFlags; uint8_t bCopyProtect; -} tusb_desc_cs_video_fmt_mjpeg_t; +} tusb_desc_video_format_mjpeg_t; + +TU_VERIFY_STATIC(sizeof(tusb_desc_video_format_mjpeg_t) == 11, "size is not correct"); + +// MJPEG payload specs: 3.1.2 frame descriptor (same as uncompressed) +typedef tusb_desc_video_frame_uncompressed_t tusb_desc_video_frame_mjpeg_t; +typedef tusb_desc_video_frame_uncompressed_1int_t tusb_desc_video_frame_mjpeg_1int_t; +typedef tusb_desc_video_frame_uncompressed_2int_t tusb_desc_video_frame_mjpeg_2int_t; +typedef tusb_desc_video_frame_uncompressed_3int_t tusb_desc_video_frame_mjpeg_3int_t; +typedef tusb_desc_video_frame_uncompressed_4int_t tusb_desc_video_frame_mjpeg_4int_t; + +// continuous = 3 intervals: min, max, step +typedef tusb_desc_video_frame_mjpeg_3int_t tusb_desc_video_frame_mjpeg_continuous_t; +//------------- DV -------------// +// DV payload specs: 3.1.1 typedef struct TU_ATTR_PACKED { uint8_t bLength; uint8_t bDescriptorType; @@ -323,8 +437,9 @@ typedef struct TU_ATTR_PACKED { uint8_t bFormatIndex; uint32_t dwMaxVideoFrameBufferSize; /* deprecated */ uint8_t bFormatType; -} tusb_desc_cs_video_fmt_dv_t; +} tusb_desc_video_format_dv_t; +// Frame Based payload specs: 3.1.1 typedef struct TU_ATTR_PACKED { uint8_t bLength; uint8_t bDescriptorType; @@ -339,25 +454,7 @@ typedef struct TU_ATTR_PACKED { uint8_t bmInterlaceFlags; uint8_t bCopyProtect; uint8_t bVaribaleSize; -} tusb_desc_cs_video_fmt_frame_based_t; - -typedef struct TU_ATTR_PACKED { - uint8_t bLength; - uint8_t bDescriptorType; - uint8_t bDescriptorSubType; - uint8_t bFrameIndex; - uint8_t bmCapabilities; - uint16_t wWidth; - uint16_t wHeight; - uint32_t dwMinBitRate; - uint32_t dwMaxBitRate; - uint32_t dwMaxVideoFrameBufferSize; /* deprecated */ - uint32_t dwDefaultFrameInterval; - uint8_t bFrameIntervalType; - uint32_t dwFrameInterval[]; -} tusb_desc_cs_video_frm_uncompressed_t; - -typedef tusb_desc_cs_video_frm_uncompressed_t tusb_desc_cs_video_frm_mjpeg_t; +} tusb_desc_video_format_framebased_t; typedef struct TU_ATTR_PACKED { uint8_t bLength; @@ -373,12 +470,30 @@ typedef struct TU_ATTR_PACKED { uint8_t bFrameIntervalType; uint32_t dwBytesPerLine; uint32_t dwFrameInterval[]; -} tusb_desc_cs_video_frm_frame_based_t; +} tusb_desc_video_frame_framebased_t; //--------------------------------------------------------------------+ // Requests //--------------------------------------------------------------------+ +/* 2.4.3.3 */ +typedef struct TU_ATTR_PACKED { + uint8_t bHeaderLength; + union { + uint8_t bmHeaderInfo; + struct { + uint8_t FrameID: 1; + uint8_t EndOfFrame: 1; + uint8_t PresentationTime: 1; + uint8_t SourceClockReference: 1; + uint8_t PayloadSpecific: 1; + uint8_t StillImage: 1; + uint8_t Error: 1; + uint8_t EndOfHeader: 1; + }; + }; +} tusb_video_payload_header_t; + /* 4.3.1.1 */ typedef struct TU_ATTR_PACKED { union { @@ -448,9 +563,9 @@ TU_VERIFY_STATIC( sizeof(video_probe_and_commit_control_t) == 48, "size is not c #define TUD_VIDEO_GUID_M420 0x4D,0x34,0x32,0x30,0x00,0x00,0x10,0x00,0x80,0x00,0x00,0xAA,0x00,0x38,0x9B,0x71 #define TUD_VIDEO_GUID_I420 0x49,0x34,0x32,0x30,0x00,0x00,0x10,0x00,0x80,0x00,0x00,0xAA,0x00,0x38,0x9B,0x71 -#define TUD_VIDEO_DESC_IAD(_firstitfs, _nitfs, _stridx) \ +#define TUD_VIDEO_DESC_IAD(_firstitf, _nitfs, _stridx) \ TUD_VIDEO_DESC_IAD_LEN, TUSB_DESC_INTERFACE_ASSOCIATION, \ - _firstitfs, _nitfs, TUSB_CLASS_VIDEO, VIDEO_SUBCLASS_INTERFACE_COLLECTION, \ + _firstitf, _nitfs, TUSB_CLASS_VIDEO, VIDEO_SUBCLASS_INTERFACE_COLLECTION, \ VIDEO_ITF_PROTOCOL_UNDEFINED, _stridx #define TUD_VIDEO_DESC_STD_VC(_itfnum, _nEPs, _stridx) \ @@ -537,7 +652,7 @@ TU_VERIFY_STATIC( sizeof(video_probe_and_commit_control_t) == 48, "size is not c /* Motion-JPEG 3.1.1 Table 3-2 and 3-4 */ #define TUD_VIDEO_DESC_CS_VS_FRM_MJPEG_DISC(_frmidx, _cap, _width, _height, _minbr, _maxbr, _maxfrmbufsz, _frminterval, ...) \ TUD_VIDEO_DESC_CS_VS_FRM_MJPEG_DISC_LEN + (TU_ARGS_NUM(__VA_ARGS__)) * 4, \ - TUSB_DESC_CS_INTERFACE, VIDEO_CS_VS_INTERFACE_FRAME_MJPEG, \ + TUSB_DESC_CS_INTERFACE, VIDEO_CS_ITF_VS_FRAME_MJPEG, \ _frmidx, _cap, U16_TO_U8S_LE(_width), U16_TO_U8S_LE(_height), U32_TO_U8S_LE(_minbr), U32_TO_U8S_LE(_maxbr), \ U32_TO_U8S_LE(_maxfrmbufsz), U32_TO_U8S_LE(_frminterval), (TU_ARGS_NUM(__VA_ARGS__)), __VA_ARGS__ @@ -549,7 +664,7 @@ TU_VERIFY_STATIC( sizeof(video_probe_and_commit_control_t) == 48, "size is not c /* 3.10.1.1 */ #define TUD_VIDEO_DESC_EP_ISO(_ep, _epsize, _ep_interval) \ - 7, TUSB_DESC_ENDPOINT, _ep, TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS,\ + 7, TUSB_DESC_ENDPOINT, _ep, (uint8_t) (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS),\ U16_TO_U8S_LE(_epsize), _ep_interval /* 3.10.1.2 */ diff --git a/src/class/video/video_device.c b/src/class/video/video_device.c index a6d2724c1..5306356ba 100644 --- a/src/class/video/video_device.c +++ b/src/class/video/video_device.c @@ -1,4 +1,4 @@ -/* +/* * The MIT License (MIT) * * Copyright (c) 2021 Koji KITAYAMA @@ -34,22 +34,33 @@ #include "video_device.h" +// Level where CFG_TUSB_DEBUG must be at least for this driver is logged +#ifndef CFG_TUD_VIDEO_LOG_LEVEL + #define CFG_TUD_VIDEO_LOG_LEVEL CFG_TUD_LOG_LEVEL +#endif + +#define TU_LOG_DRV(...) TU_LOG(CFG_TUD_VIDEO_LOG_LEVEL, __VA_ARGS__) + //--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ +#define VS_STATE_PROBING 0 /* Configuration in progress */ +#define VS_STATE_COMMITTED 1 /* Ready for streaming or Streaming via bulk endpoint */ +#define VS_STATE_STREAMING 2 /* Streaming via isochronous endpoint */ + typedef struct { tusb_desc_interface_t std; - tusb_desc_cs_video_ctl_itf_hdr_t ctl; + tusb_desc_video_control_header_t ctl; } tusb_desc_vc_itf_t; typedef struct { tusb_desc_interface_t std; - tusb_desc_cs_video_stm_itf_hdr_t stm; + tusb_desc_video_streaming_inout_header_t stm; } tusb_desc_vs_itf_t; typedef union { - tusb_desc_cs_video_ctl_itf_hdr_t ctl; - tusb_desc_cs_video_stm_itf_hdr_t stm; + tusb_desc_video_control_header_t ctl; + tusb_desc_video_streaming_inout_header_t stm; } tusb_desc_video_itf_hdr_t; typedef struct TU_ATTR_PACKED { @@ -67,9 +78,9 @@ typedef union { uint8_t bFormatIndex; uint8_t bNumFrameDescriptors; }; - tusb_desc_cs_video_fmt_uncompressed_t uncompressed; - tusb_desc_cs_video_fmt_mjpeg_t mjpeg; - tusb_desc_cs_video_fmt_frame_based_t frame_based; + tusb_desc_video_format_uncompressed_t uncompressed; + tusb_desc_video_format_mjpeg_t mjpeg; + tusb_desc_video_format_framebased_t frame_based; } tusb_desc_cs_video_fmt_t; typedef union { @@ -82,9 +93,9 @@ typedef union { uint16_t wWidth; uint16_t wHeight; }; - tusb_desc_cs_video_frm_uncompressed_t uncompressed; - tusb_desc_cs_video_frm_mjpeg_t mjpeg; - tusb_desc_cs_video_frm_frame_based_t frame_based; + tusb_desc_video_frame_uncompressed_t uncompressed; + tusb_desc_video_frame_mjpeg_t mjpeg; + tusb_desc_video_frame_framebased_t frame_based; } tusb_desc_cs_video_frm_t; /* video streaming interface */ @@ -102,13 +113,16 @@ typedef struct TU_ATTR_PACKED { uint32_t offset; /* offset for the next payload transfer */ uint32_t max_payload_transfer_size; uint8_t error_code;/* error code */ + uint8_t state; /* 0:probing 1:committed 2:streaming */ + + video_probe_and_commit_control_t probe_commit_payload; /* Probe and Commit control */ /*------------- From this point, data is not cleared by bus reset -------------*/ CFG_TUSB_MEM_ALIGN uint8_t ep_buf[CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE]; /* EP transfer buffer for streaming */ } videod_streaming_interface_t; /* video control interface */ typedef struct TU_ATTR_PACKED { - void const *beg; /* The head of the first video control interface descriptor */ + uint8_t const *beg; /* The head of the first video control interface descriptor */ uint16_t len; /* Byte length of the descriptors */ uint16_t cur; /* offset for current video control interface */ uint8_t stm[CFG_TUD_VIDEO_STREAMING]; /* Indices of streaming interface */ @@ -125,19 +139,71 @@ typedef struct TU_ATTR_PACKED { //--------------------------------------------------------------------+ // INTERNAL OBJECT & FUNCTION DECLARATION //--------------------------------------------------------------------+ -CFG_TUSB_MEM_SECTION static videod_interface_t _videod_itf[CFG_TUD_VIDEO]; -CFG_TUSB_MEM_SECTION static videod_streaming_interface_t _videod_streaming_itf[CFG_TUD_VIDEO_STREAMING]; +CFG_TUD_MEM_SECTION tu_static videod_interface_t _videod_itf[CFG_TUD_VIDEO]; +CFG_TUD_MEM_SECTION tu_static videod_streaming_interface_t _videod_streaming_itf[CFG_TUD_VIDEO_STREAMING]; + +tu_static uint8_t const _cap_get = 0x1u; /* support for GET */ +tu_static uint8_t const _cap_get_set = 0x3u; /* support for GET and SET */ + +//--------------------------------------------------------------------+ +// Debug +//--------------------------------------------------------------------+ +#if CFG_TUSB_DEBUG >= CFG_TUD_VIDEO_LOG_LEVEL + +static tu_lookup_entry_t const tu_lookup_video_request[] = { + {.key = VIDEO_REQUEST_UNDEFINED, .data = "Undefined"}, + {.key = VIDEO_REQUEST_SET_CUR, .data = "SetCur"}, + {.key = VIDEO_REQUEST_SET_CUR_ALL, .data = "SetCurAll"}, + {.key = VIDEO_REQUEST_GET_CUR, .data = "GetCur"}, + {.key = VIDEO_REQUEST_GET_MIN, .data = "GetMin"}, + {.key = VIDEO_REQUEST_GET_MAX, .data = "GetMax"}, + {.key = VIDEO_REQUEST_GET_RES, .data = "GetRes"}, + {.key = VIDEO_REQUEST_GET_LEN, .data = "GetLen"}, + {.key = VIDEO_REQUEST_GET_INFO, .data = "GetInfo"}, + {.key = VIDEO_REQUEST_GET_DEF, .data = "GetDef"}, + {.key = VIDEO_REQUEST_GET_CUR_ALL, .data = "GetCurAll"}, + {.key = VIDEO_REQUEST_GET_MIN_ALL, .data = "GetMinAll"}, + {.key = VIDEO_REQUEST_GET_MAX_ALL, .data = "GetMaxAll"}, + {.key = VIDEO_REQUEST_GET_RES_ALL, .data = "GetResAll"}, + {.key = VIDEO_REQUEST_GET_DEF_ALL, .data = "GetDefAll"}, +}; + +static tu_lookup_table_t const tu_table_video_request = { + .count = TU_ARRAY_SIZE(tu_lookup_video_request), + .items = tu_lookup_video_request +}; + +static char const* const tu_str_video_vc_control_selector[] = { + "Undefined", + "Video Power Mode", + "Request Error Code", +}; -static uint8_t const _cap_get = 0x1u; /* support for GET */ -static uint8_t const _cap_get_set = 0x3u; /* support for GET and SET */ +static char const* const tu_str_video_vs_control_selector[] = { + "Undefined", + "Probe", + "Commit", + "Still Probe", + "Still Commit", + "Still Image Trigger", + "Stream Error Code", + "Generate Key Frame", + "Update Frame Segment", + "Sync Delay", +}; + +#endif + +//--------------------------------------------------------------------+ +// +//--------------------------------------------------------------------+ /** Get interface number from the interface descriptor * * @param[in] desc interface descriptor * * @return bInterfaceNumber */ -static inline uint8_t _desc_itfnum(void const *desc) -{ +static inline uint8_t _desc_itfnum(void const *desc) { return ((uint8_t const*)desc)[2]; } @@ -146,8 +212,7 @@ static inline uint8_t _desc_itfnum(void const *desc) * @param[in] desc endpoint descriptor * * @return bEndpointAddress */ -static inline uint8_t _desc_ep_addr(void const *desc) -{ +static inline uint8_t _desc_ep_addr(void const *desc) { return ((uint8_t const*)desc)[2]; } @@ -157,8 +222,7 @@ static inline uint8_t _desc_ep_addr(void const *desc) * @param[in] stm_idx index number of streaming interface * * @return instance */ -static videod_streaming_interface_t* _get_instance_streaming(uint_fast8_t ctl_idx, uint_fast8_t stm_idx) -{ +static videod_streaming_interface_t* _get_instance_streaming(uint_fast8_t ctl_idx, uint_fast8_t stm_idx) { videod_interface_t *ctl = &_videod_itf[ctl_idx]; if (!ctl->beg) return NULL; videod_streaming_interface_t *stm = &_videod_streaming_itf[ctl->stm[stm_idx]]; @@ -166,15 +230,13 @@ static videod_streaming_interface_t* _get_instance_streaming(uint_fast8_t ctl_id return stm; } -static tusb_desc_vc_itf_t const* _get_desc_vc(videod_interface_t const *self) -{ +static tusb_desc_vc_itf_t const* _get_desc_vc(videod_interface_t const *self) { return (tusb_desc_vc_itf_t const *)(self->beg + self->cur); } -static tusb_desc_vs_itf_t const* _get_desc_vs(videod_streaming_interface_t const *self) -{ +static tusb_desc_vs_itf_t const* _get_desc_vs(videod_streaming_interface_t const *self) { if (!self->desc.cur) return NULL; - void const *desc = _videod_itf[self->index_vc].beg; + uint8_t const *desc = _videod_itf[self->index_vc].beg; return (tusb_desc_vs_itf_t const*)(desc + self->desc.cur); } @@ -186,8 +248,7 @@ static tusb_desc_vs_itf_t const* _get_desc_vs(videod_streaming_interface_t const * * @return The pointer for interface descriptor. * @retval end did not found interface descriptor */ -static void const* _find_desc(void const *beg, void const *end, uint_fast8_t desc_type) -{ +static void const* _find_desc(void const *beg, void const *end, uint_fast8_t desc_type) { void const *cur = beg; while ((cur < end) && (desc_type != tu_desc_type(cur))) { cur = tu_desc_next(cur); @@ -195,6 +256,24 @@ static void const* _find_desc(void const *beg, void const *end, uint_fast8_t des return cur; } +/** Find the first descriptor of two given types + * + * @param[in] beg The head of descriptor byte array. + * @param[in] end The tail of descriptor byte array. + * @param[in] desc_type_0 The first target descriptor type. + * @param[in] desc_type_1 The second target descriptor type. + * + * @return The pointer for interface descriptor. + * @retval end did not found interface descriptor */ +static void const* _find_desc_2_type(void const *beg, void const *end, uint_fast8_t desc_type_0, uint_fast8_t desc_type_1) +{ + void const *cur = beg; + while ((cur < end) && (desc_type_0 != tu_desc_type(cur)) && (desc_type_1 != tu_desc_type(cur))) { + cur = tu_desc_next(cur); + } + return cur; +} + /** Find the first descriptor specified by the arguments * * @param[in] beg The head of descriptor byte array. @@ -208,8 +287,7 @@ static void const* _find_desc(void const *beg, void const *end, uint_fast8_t des static void const* _find_desc_3(void const *beg, void const *end, uint_fast8_t desc_type, uint_fast8_t element_0, - uint_fast8_t element_1) -{ + uint_fast8_t element_1) { for (void const *cur = beg; cur < end; cur = _find_desc(cur, end, desc_type)) { uint8_t const *p = (uint8_t const *)cur; if ((p[2] == element_0) && (p[3] == element_1)) { @@ -221,19 +299,22 @@ static void const* _find_desc_3(void const *beg, void const *end, } /** Return the next interface descriptor which has another interface number. + * If there are multiple VC interfaces, there will be an IAD descriptor before + * the next interface descriptor. Check both the IAD descriptor and the interface + * descriptor. + * 3.1 Descriptor Layout Overview * * @param[in] beg The head of descriptor byte array. * @param[in] end The tail of descriptor byte array. * * @return The pointer for interface descriptor. * @retval end did not found interface descriptor */ -static void const* _next_desc_itf(void const *beg, void const *end) -{ +static void const* _next_desc_itf(void const *beg, void const *end) { void const *cur = beg; uint_fast8_t itfnum = ((tusb_desc_interface_t const*)cur)->bInterfaceNumber; while ((cur < end) && (itfnum == ((tusb_desc_interface_t const*)cur)->bInterfaceNumber)) { - cur = _find_desc(tu_desc_next(cur), end, TUSB_DESC_INTERFACE); + cur = _find_desc_2_type(tu_desc_next(cur), end, TUSB_DESC_INTERFACE, TUSB_DESC_INTERFACE_ASSOCIATION); } return cur; } @@ -247,9 +328,9 @@ static void const* _next_desc_itf(void const *beg, void const *end) * * @return The pointer for interface descriptor. * @retval end did not found interface descriptor */ -static inline void const* _find_desc_itf(void const *beg, void const *end, uint_fast8_t itfnum, uint_fast8_t altnum) +static inline uint8_t const* _find_desc_itf(void const *beg, void const *end, uint_fast8_t itfnum, uint_fast8_t altnum) { - return _find_desc_3(beg, end, TUSB_DESC_INTERFACE, itfnum, altnum); + return (uint8_t const*) _find_desc_3(beg, end, TUSB_DESC_INTERFACE, itfnum, altnum); } /** Find the first endpoint descriptor belonging to the current interface descriptor. @@ -275,7 +356,7 @@ static void const* _find_desc_ep(void const *beg, void const *end) static inline void const* _end_of_control_descriptor(void const *desc) { tusb_desc_vc_itf_t const *vc = (tusb_desc_vc_itf_t const *)desc; - return desc + vc->std.bLength + vc->ctl.wTotalLength; + return ((uint8_t const*) desc) + vc->std.bLength + tu_le16toh(vc->ctl.wTotalLength); } /** Find the first entity descriptor with the entity ID @@ -305,7 +386,7 @@ static void const* _find_desc_entity(void const *desc, uint_fast8_t entityid) static inline void const* _end_of_streaming_descriptor(void const *desc) { tusb_desc_vs_itf_t const *vs = (tusb_desc_vs_itf_t const *)desc; - return desc + vs->std.bLength + vs->stm.wTotalLength; + return ((uint8_t const*) desc) + vs->std.bLength + tu_le16toh(vs->stm.wTotalLength); } /** Find the first format descriptor with the specified format number. */ @@ -379,8 +460,10 @@ static bool _update_streaming_parameters(videod_streaming_interface_t const *stm case VIDEO_CS_ITF_VS_FORMAT_UNCOMPRESSED: param->wCompQuality = 1; /* 1 to 10000 */ break; - case VIDEO_CS_ITF_VS_FORMAT_MJPEG: + + case VIDEO_CS_ITF_VS_FORMAT_MJPEG: break; + default: return false; } @@ -401,9 +484,11 @@ static bool _update_streaming_parameters(videod_streaming_interface_t const *stm case VIDEO_CS_ITF_VS_FORMAT_UNCOMPRESSED: frame_size = (uint_fast32_t)frm->wWidth * frm->wHeight * fmt->uncompressed.bBitsPerPixel / 8; break; + case VIDEO_CS_ITF_VS_FORMAT_MJPEG: frame_size = (uint_fast32_t)frm->wWidth * frm->wHeight * 16 / 8; /* YUV422 */ break; + default: break; } param->dwMaxVideoFrameSize = frame_size; @@ -422,8 +507,9 @@ static bool _update_streaming_parameters(videod_streaming_interface_t const *stm uint_fast32_t interval_ms = interval / 10000; TU_ASSERT(interval_ms); uint_fast32_t payload_size = (frame_size + interval_ms - 1) / interval_ms + 2; - if (CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE < payload_size) + if (CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE < payload_size) { payload_size = CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE; + } param->dwMaxPayloadTransferSize = payload_size; return true; } @@ -443,10 +529,12 @@ static bool _negotiate_streaming_parameters(videod_streaming_interface_t const * if (_get_desc_vs(stm)) param->bFormatIndex = _get_desc_vs(stm)->stm.bNumFormats; break; + case VIDEO_REQUEST_GET_MIN: case VIDEO_REQUEST_GET_DEF: param->bFormatIndex = 1; break; + default: return false; } /* Set the parameters determined by the format */ @@ -475,18 +563,22 @@ static bool _negotiate_streaming_parameters(videod_streaming_interface_t const * case VIDEO_REQUEST_GET_MAX: frmnum = fmt->bNumFrameDescriptors; break; + case VIDEO_REQUEST_GET_MIN: frmnum = 1; break; + case VIDEO_REQUEST_GET_DEF: switch (fmt->bDescriptorSubType) { - case VIDEO_CS_ITF_VS_FORMAT_UNCOMPRESSED: - frmnum = fmt->uncompressed.bDefaultFrameIndex; - break; - case VIDEO_CS_ITF_VS_FORMAT_MJPEG: - frmnum = fmt->mjpeg.bDefaultFrameIndex; - break; - default: return false; + case VIDEO_CS_ITF_VS_FORMAT_UNCOMPRESSED: + frmnum = fmt->uncompressed.bDefaultFrameIndex; + break; + + case VIDEO_CS_ITF_VS_FORMAT_MJPEG: + frmnum = fmt->mjpeg.bDefaultFrameIndex; + break; + + default: return false; } break; default: return false; @@ -499,9 +591,11 @@ static bool _negotiate_streaming_parameters(videod_streaming_interface_t const * case VIDEO_CS_ITF_VS_FORMAT_UNCOMPRESSED: frame_size = (uint_fast32_t)frm->wWidth * frm->wHeight * fmt->uncompressed.bBitsPerPixel / 8; break; + case VIDEO_CS_ITF_VS_FORMAT_MJPEG: frame_size = (uint_fast32_t)frm->wWidth * frm->wHeight * 16 / 8; /* YUV422 */ break; + default: return false; } param->dwMaxVideoFrameSize = frame_size; @@ -517,41 +611,43 @@ static bool _negotiate_streaming_parameters(videod_streaming_interface_t const * uint_fast32_t interval, interval_ms; switch (request) { - case VIDEO_REQUEST_GET_MAX: - { - uint_fast32_t min_interval, max_interval; - uint_fast8_t num_intervals = frm->uncompressed.bFrameIntervalType; - max_interval = num_intervals ? frm->uncompressed.dwFrameInterval[num_intervals - 1]: frm->uncompressed.dwFrameInterval[1]; - min_interval = frm->uncompressed.dwFrameInterval[0]; - interval = max_interval; - interval_ms = min_interval / 10000; - } + case VIDEO_REQUEST_GET_MAX: { + uint_fast32_t min_interval, max_interval; + uint_fast8_t num_intervals = frm->uncompressed.bFrameIntervalType; + max_interval = num_intervals ? frm->uncompressed.dwFrameInterval[num_intervals - 1]: frm->uncompressed.dwFrameInterval[1]; + min_interval = frm->uncompressed.dwFrameInterval[0]; + interval = max_interval; + interval_ms = min_interval / 10000; break; - case VIDEO_REQUEST_GET_MIN: - { - uint_fast32_t min_interval, max_interval; - uint_fast8_t num_intervals = frm->uncompressed.bFrameIntervalType; - max_interval = num_intervals ? frm->uncompressed.dwFrameInterval[num_intervals - 1]: frm->uncompressed.dwFrameInterval[1]; - min_interval = frm->uncompressed.dwFrameInterval[0]; - interval = min_interval; - interval_ms = max_interval / 10000; - } + } + + case VIDEO_REQUEST_GET_MIN: { + uint_fast32_t min_interval, max_interval; + uint_fast8_t num_intervals = frm->uncompressed.bFrameIntervalType; + max_interval = num_intervals ? frm->uncompressed.dwFrameInterval[num_intervals - 1]: frm->uncompressed.dwFrameInterval[1]; + min_interval = frm->uncompressed.dwFrameInterval[0]; + interval = min_interval; + interval_ms = max_interval / 10000; break; + } + case VIDEO_REQUEST_GET_DEF: interval = frm->uncompressed.dwDefaultFrameInterval; interval_ms = interval / 10000; break; - case VIDEO_REQUEST_GET_RES: - { - uint_fast8_t num_intervals = frm->uncompressed.bFrameIntervalType; - if (num_intervals) { - interval = 0; - } else { - interval = frm->uncompressed.dwFrameInterval[2]; - interval_ms = interval / 10000; - } + + case VIDEO_REQUEST_GET_RES: { + uint_fast8_t num_intervals = frm->uncompressed.bFrameIntervalType; + if (num_intervals) { + interval = 0; + interval_ms = 0; + } else { + interval = frm->uncompressed.dwFrameInterval[2]; + interval_ms = interval / 10000; } break; + } + default: return false; } param->dwFrameInterval = interval; @@ -565,8 +661,9 @@ static bool _negotiate_streaming_parameters(videod_streaming_interface_t const * } else { payload_size = (frame_size + interval_ms - 1) / interval_ms + 2; } - if (CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE < payload_size) + if (CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE < payload_size) { payload_size = CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE; + } param->dwMaxPayloadTransferSize = payload_size; } return true; @@ -581,8 +678,10 @@ static bool _negotiate_streaming_parameters(videod_streaming_interface_t const * static bool _close_vc_itf(uint8_t rhport, videod_interface_t *self) { tusb_desc_vc_itf_t const *vc = _get_desc_vc(self); + /* The next descriptor after the class-specific VC interface header descriptor. */ - void const *cur = (void const*)vc + vc->std.bLength + vc->ctl.bLength; + void const *cur = (uint8_t const*)vc + vc->std.bLength + vc->ctl.bLength; + /* The end of the video control interface descriptor. */ void const *end = _end_of_control_descriptor(vc); if (vc->std.bNumEndpoints) { @@ -602,24 +701,26 @@ static bool _close_vc_itf(uint8_t rhport, videod_interface_t *self) * @param[in] altnum The target alternate setting number. */ static bool _open_vc_itf(uint8_t rhport, videod_interface_t *self, uint_fast8_t altnum) { - TU_LOG2(" open VC %d\n", altnum); - void const *beg = self->beg; - void const *end = beg + self->len; + TU_LOG_DRV(" open VC %d\r\n", altnum); + uint8_t const *beg = self->beg; + uint8_t const *end = beg + self->len; + /* The first descriptor is a video control interface descriptor. */ - void const *cur = _find_desc_itf(beg, end, _desc_itfnum(beg), altnum); - TU_LOG2(" cur %d\n", cur - beg); + uint8_t const *cur = _find_desc_itf(beg, end, _desc_itfnum(beg), altnum); + TU_LOG_DRV(" cur %d\r\n", cur - beg); TU_VERIFY(cur < end); tusb_desc_vc_itf_t const *vc = (tusb_desc_vc_itf_t const *)cur; - TU_LOG2(" bInCollection %d\n", vc->ctl.bInCollection); + TU_LOG_DRV(" bInCollection %d\r\n", vc->ctl.bInCollection); /* Support for up to 2 streaming interfaces only. */ TU_ASSERT(vc->ctl.bInCollection <= CFG_TUD_VIDEO_STREAMING); /* Update to point the end of the video control interface descriptor. */ - end = _end_of_control_descriptor(cur); + end = _end_of_control_descriptor(cur); + /* Advance to the next descriptor after the class-specific VC interface header descriptor. */ cur += vc->std.bLength + vc->ctl.bLength; - TU_LOG2(" bNumEndpoints %d\n", vc->std.bNumEndpoints); + TU_LOG_DRV(" bNumEndpoints %d\r\n", vc->std.bNumEndpoints); /* Open the notification endpoint if it exist. */ if (vc->std.bNumEndpoints) { /* Support for 1 endpoint only. */ @@ -631,10 +732,19 @@ static bool _open_vc_itf(uint8_t rhport, videod_interface_t *self, uint_fast8_t /* Open the notification endpoint */ TU_ASSERT(usbd_edpt_open(rhport, notif)); } - self->cur = (uint16_t) ((void const*)vc - beg); + self->cur = (uint16_t) ((uint8_t const*)vc - beg); return true; } +static bool _init_vs_configuration(videod_streaming_interface_t *stm) { + /* initialize streaming settings */ + stm->state = VS_STATE_PROBING; + stm->max_payload_transfer_size = 0; + video_probe_and_commit_control_t *param = &stm->probe_commit_payload; + tu_memclr(param, sizeof(*param)); + return _update_streaming_parameters(stm, param); +} + /** Set the alternate setting to own video streaming interface. * * @param[in,out] stm Streaming interface context. @@ -642,8 +752,8 @@ static bool _open_vc_itf(uint8_t rhport, videod_interface_t *self, uint_fast8_t static bool _open_vs_itf(uint8_t rhport, videod_streaming_interface_t *stm, uint_fast8_t altnum) { uint_fast8_t i; - TU_LOG2(" reopen VS %d\n", altnum); - void const *desc = _videod_itf[stm->index_vc].beg; + TU_LOG_DRV(" reopen VS %d\r\n", altnum); + uint8_t const *desc = _videod_itf[stm->index_vc].beg; /* Close endpoints of previous settings. */ for (i = 0; i < TU_ARRAY_SIZE(stm->desc.ep); ++i) { @@ -652,57 +762,49 @@ static bool _open_vs_itf(uint8_t rhport, videod_streaming_interface_t *stm, uint uint8_t ep_adr = _desc_ep_addr(desc + ofs_ep); usbd_edpt_close(rhport, ep_adr); stm->desc.ep[i] = 0; - TU_LOG2(" close EP%02x\n", ep_adr); + TU_LOG_DRV(" close EP%02x\r\n", ep_adr); } + /* clear transfer management information */ stm->buffer = NULL; stm->bufsize = 0; stm->offset = 0; /* Find a alternate interface */ - void const *beg = desc + stm->desc.beg; - void const *end = desc + stm->desc.end; - void const *cur = _find_desc_itf(beg, end, _desc_itfnum(beg), altnum); + uint8_t const *beg = desc + stm->desc.beg; + uint8_t const *end = desc + stm->desc.end; + uint8_t const *cur = _find_desc_itf(beg, end, _desc_itfnum(beg), altnum); TU_VERIFY(cur < end); + uint_fast8_t numeps = ((tusb_desc_interface_t const *)cur)->bNumEndpoints; TU_ASSERT(numeps <= TU_ARRAY_SIZE(stm->desc.ep)); - stm->desc.cur = (uint16_t) (cur - desc); /* Save the offset of the new settings */ - if (!altnum) { - /* initialize streaming settings */ - stm->max_payload_transfer_size = 0; - video_probe_and_commit_control_t *param = - (video_probe_and_commit_control_t *)&stm->ep_buf; - tu_memclr(param, sizeof(*param)); - TU_LOG2(" done 0\n"); - return _update_streaming_parameters(stm, param); + stm->desc.cur = (uint16_t)(cur - desc); /* Save the offset of the new settings */ + if (!altnum && (VS_STATE_COMMITTED != stm->state)) { + TU_VERIFY(_init_vs_configuration(stm)); } - /* Open endpoints of the new settings. */ + /* Open bulk or isochronous endpoints of the new settings. */ for (i = 0, cur = tu_desc_next(cur); i < numeps; ++i, cur = tu_desc_next(cur)) { cur = _find_desc_ep(cur, end); TU_ASSERT(cur < end); tusb_desc_endpoint_t const *ep = (tusb_desc_endpoint_t const*)cur; - if (!stm->max_payload_transfer_size) { - video_probe_and_commit_control_t const *param = (video_probe_and_commit_control_t const*)&stm->ep_buf; - uint_fast32_t max_size = param->dwMaxPayloadTransferSize; + uint_fast32_t max_size = stm->max_payload_transfer_size; + if (altnum) { if ((TUSB_XFER_ISOCHRONOUS == ep->bmAttributes.xfer) && - (tu_edpt_packet_size(ep) < max_size)) - { + (tu_edpt_packet_size(ep) < max_size)) { /* FS must be less than or equal to max packet size */ return false; } - /* Set the negotiated value */ - stm->max_payload_transfer_size = max_size; + } else { + TU_VERIFY(TUSB_XFER_BULK == ep->bmAttributes.xfer); } TU_ASSERT(usbd_edpt_open(rhport, ep)); stm->desc.ep[i] = (uint16_t) (cur - desc); - TU_LOG2(" open EP%02x\n", _desc_ep_addr(cur)); + TU_LOG_DRV(" open EP%02x\r\n", _desc_ep_addr(cur)); } - /* initialize payload header */ - tusb_video_payload_header_t *hdr = (tusb_video_payload_header_t*)stm->ep_buf; - hdr->bHeaderLength = sizeof(*hdr); - hdr->bmHeaderInfo = 0; - - TU_LOG2(" done\n"); + if (altnum) { + stm->state = VS_STATE_STREAMING; + } + TU_LOG_DRV(" done\r\n"); return true; } @@ -715,6 +817,7 @@ static uint_fast16_t _prepare_in_payload(videod_streaming_interface_t *stm) if (hdr_len + remaining < pkt_len) { pkt_len = hdr_len + remaining; } + TU_ASSERT(pkt_len >= hdr_len); uint_fast16_t data_len = pkt_len - hdr_len; memcpy(&stm->ep_buf[hdr_len], stm->buffer + stm->offset, data_len); stm->offset += data_len; @@ -731,6 +834,7 @@ static int handle_video_ctl_std_req(uint8_t rhport, uint8_t stage, tusb_control_request_t const *request, uint_fast8_t ctl_idx) { + TU_LOG_DRV("\r\n"); switch (request->bRequest) { case TUSB_REQ_GET_INTERFACE: if (stage == CONTROL_STAGE_SETUP) @@ -768,7 +872,10 @@ static int handle_video_ctl_cs_req(uint8_t rhport, uint8_t stage, videod_interface_t *self = &_videod_itf[ctl_idx]; /* 4.2.1 Interface Control Request */ - switch (TU_U16_HIGH(request->wValue)) { + uint8_t const ctrl_sel = TU_U16_HIGH(request->wValue); + TU_LOG_DRV("%s_Control(%s)\r\n", tu_str_video_vc_control_selector[ctrl_sel], tu_lookup_find(&tu_table_video_request, request->bRequest)); + + switch (ctrl_sel) { case VIDEO_VC_CTL_VIDEO_POWER_MODE: switch (request->bRequest) { case VIDEO_REQUEST_SET_CUR: @@ -832,19 +939,19 @@ static int handle_video_ctl_req(uint8_t rhport, uint8_t stage, tusb_control_request_t const *request, uint_fast8_t ctl_idx) { - uint_fast8_t entity_id; switch (request->bmRequestType_bit.type) { case TUSB_REQ_TYPE_STANDARD: return handle_video_ctl_std_req(rhport, stage, request, ctl_idx); - case TUSB_REQ_TYPE_CLASS: - entity_id = TU_U16_HIGH(request->wIndex); + case TUSB_REQ_TYPE_CLASS: { + uint_fast8_t entity_id = TU_U16_HIGH(request->wIndex); if (!entity_id) { return handle_video_ctl_cs_req(rhport, stage, request, ctl_idx); } else { TU_VERIFY(_find_desc_entity(_get_desc_vc(&_videod_itf[ctl_idx]), entity_id), VIDEO_ERROR_INVALID_REQUEST); return VIDEO_ERROR_NONE; } + } default: return VIDEO_ERROR_INVALID_REQUEST; @@ -855,6 +962,7 @@ static int handle_video_stm_std_req(uint8_t rhport, uint8_t stage, tusb_control_request_t const *request, uint_fast8_t stm_idx) { + TU_LOG_DRV("\r\n"); videod_streaming_interface_t *self = &_videod_streaming_itf[stm_idx]; switch (request->bRequest) { case TUSB_REQ_GET_INTERFACE: @@ -870,8 +978,7 @@ static int handle_video_stm_std_req(uint8_t rhport, uint8_t stage, return VIDEO_ERROR_NONE; case TUSB_REQ_SET_INTERFACE: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(_open_vs_itf(rhport, self, request->wValue), VIDEO_ERROR_UNKNOWN); tud_control_status(rhport, request); } @@ -885,26 +992,26 @@ static int handle_video_stm_std_req(uint8_t rhport, uint8_t stage, static int handle_video_stm_cs_req(uint8_t rhport, uint8_t stage, tusb_control_request_t const *request, - uint_fast8_t stm_idx) -{ + uint_fast8_t stm_idx) { (void)rhport; videod_streaming_interface_t *self = &_videod_streaming_itf[stm_idx]; + uint8_t const ctrl_sel = TU_U16_HIGH(request->wValue); + TU_LOG_DRV("%s_Control(%s)\r\n", tu_str_video_vs_control_selector[ctrl_sel], tu_lookup_find(&tu_table_video_request, request->bRequest)); + /* 4.2.1 Interface Control Request */ - switch (TU_U16_HIGH(request->wValue)) { + switch (ctrl_sel) { case VIDEO_VS_CTL_STREAM_ERROR_CODE: switch (request->bRequest) { case VIDEO_REQUEST_GET_CUR: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { /* TODO */ TU_VERIFY(tud_control_xfer(rhport, request, &self->error_code, sizeof(uint8_t)), VIDEO_ERROR_UNKNOWN); } return VIDEO_ERROR_NONE; case VIDEO_REQUEST_GET_INFO: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(tud_control_xfer(rhport, request, (uint8_t*)(uintptr_t) &_cap_get, sizeof(_cap_get)), VIDEO_ERROR_UNKNOWN); } return VIDEO_ERROR_NONE; @@ -914,23 +1021,25 @@ static int handle_video_stm_cs_req(uint8_t rhport, uint8_t stage, break; case VIDEO_VS_CTL_PROBE: + if (self->state != VS_STATE_PROBING) { + self->state = VS_STATE_PROBING; + } + switch (request->bRequest) { case VIDEO_REQUEST_SET_CUR: if (stage == CONTROL_STAGE_SETUP) { - TU_VERIFY(sizeof(video_probe_and_commit_control_t) == request->wLength, VIDEO_ERROR_UNKNOWN); - TU_VERIFY(tud_control_xfer(rhport, request, self->ep_buf, sizeof(video_probe_and_commit_control_t)), + TU_VERIFY(tud_control_xfer(rhport, request, &self->probe_commit_payload, sizeof(video_probe_and_commit_control_t)), VIDEO_ERROR_UNKNOWN); } else if (stage == CONTROL_STAGE_DATA) { - TU_VERIFY(_update_streaming_parameters(self, (video_probe_and_commit_control_t*)self->ep_buf), + TU_VERIFY(_update_streaming_parameters(self, &self->probe_commit_payload), VIDEO_ERROR_INVALID_VALUE_WITHIN_RANGE); } return VIDEO_ERROR_NONE; case VIDEO_REQUEST_GET_CUR: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(request->wLength, VIDEO_ERROR_UNKNOWN); - TU_VERIFY(tud_control_xfer(rhport, request, self->ep_buf, sizeof(video_probe_and_commit_control_t)), VIDEO_ERROR_UNKNOWN); + TU_VERIFY(tud_control_xfer(rhport, request, &self->probe_commit_payload, sizeof(video_probe_and_commit_control_t)), VIDEO_ERROR_UNKNOWN); } return VIDEO_ERROR_NONE; @@ -938,19 +1047,16 @@ static int handle_video_stm_cs_req(uint8_t rhport, uint8_t stage, case VIDEO_REQUEST_GET_MAX: case VIDEO_REQUEST_GET_RES: case VIDEO_REQUEST_GET_DEF: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(request->wLength, VIDEO_ERROR_UNKNOWN); - video_probe_and_commit_control_t tmp; - tmp = *(video_probe_and_commit_control_t*)&self->ep_buf; + video_probe_and_commit_control_t tmp = self->probe_commit_payload; TU_VERIFY(_negotiate_streaming_parameters(self, request->bRequest, &tmp), VIDEO_ERROR_INVALID_VALUE_WITHIN_RANGE); TU_VERIFY(tud_control_xfer(rhport, request, &tmp, sizeof(tmp)), VIDEO_ERROR_UNKNOWN); } return VIDEO_ERROR_NONE; case VIDEO_REQUEST_GET_LEN: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(2 == request->wLength, VIDEO_ERROR_UNKNOWN); uint16_t len = sizeof(video_probe_and_commit_control_t); TU_VERIFY(tud_control_xfer(rhport, request, (uint8_t*)&len, sizeof(len)), VIDEO_ERROR_UNKNOWN); @@ -958,8 +1064,7 @@ static int handle_video_stm_cs_req(uint8_t rhport, uint8_t stage, return VIDEO_ERROR_NONE; case VIDEO_REQUEST_GET_INFO: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(1 == request->wLength, VIDEO_ERROR_UNKNOWN); TU_VERIFY(tud_control_xfer(rhport, request, (uint8_t*)(uintptr_t)&_cap_get_set, sizeof(_cap_get_set)), VIDEO_ERROR_UNKNOWN); } @@ -973,27 +1078,38 @@ static int handle_video_stm_cs_req(uint8_t rhport, uint8_t stage, switch (request->bRequest) { case VIDEO_REQUEST_SET_CUR: if (stage == CONTROL_STAGE_SETUP) { - TU_VERIFY(sizeof(video_probe_and_commit_control_t) == request->wLength, VIDEO_ERROR_UNKNOWN); - TU_VERIFY(tud_control_xfer(rhport, request, self->ep_buf, sizeof(video_probe_and_commit_control_t)), VIDEO_ERROR_UNKNOWN); + TU_VERIFY(tud_control_xfer(rhport, request, &self->probe_commit_payload, sizeof(video_probe_and_commit_control_t)), VIDEO_ERROR_UNKNOWN); } else if (stage == CONTROL_STAGE_DATA) { - TU_VERIFY(_update_streaming_parameters(self, (video_probe_and_commit_control_t*)self->ep_buf), VIDEO_ERROR_INVALID_VALUE_WITHIN_RANGE); + video_probe_and_commit_control_t *param = &self->probe_commit_payload; + TU_VERIFY(_update_streaming_parameters(self, param), VIDEO_ERROR_INVALID_VALUE_WITHIN_RANGE); + /* Set the negotiated value */ + self->max_payload_transfer_size = param->dwMaxPayloadTransferSize; + int ret = VIDEO_ERROR_NONE; if (tud_video_commit_cb) { - return tud_video_commit_cb(self->index_vc, self->index_vs, (video_probe_and_commit_control_t*)self->ep_buf); + ret = tud_video_commit_cb(self->index_vc, self->index_vs, param); + } + if (VIDEO_ERROR_NONE == ret) { + self->state = VS_STATE_COMMITTED; + self->buffer = NULL; + self->bufsize = 0; + self->offset = 0; + /* initialize payload header */ + tusb_video_payload_header_t *hdr = (tusb_video_payload_header_t*)self->ep_buf; + hdr->bHeaderLength = sizeof(*hdr); + hdr->bmHeaderInfo = 0; } } return VIDEO_ERROR_NONE; case VIDEO_REQUEST_GET_CUR: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(request->wLength, VIDEO_ERROR_UNKNOWN); - TU_VERIFY(tud_control_xfer(rhport, request, self->ep_buf, sizeof(video_probe_and_commit_control_t)), VIDEO_ERROR_UNKNOWN); + TU_VERIFY(tud_control_xfer(rhport, request, &self->probe_commit_payload, sizeof(video_probe_and_commit_control_t)), VIDEO_ERROR_UNKNOWN); } return VIDEO_ERROR_NONE; case VIDEO_REQUEST_GET_LEN: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(2 == request->wLength, VIDEO_ERROR_UNKNOWN); uint16_t len = sizeof(video_probe_and_commit_control_t); TU_VERIFY(tud_control_xfer(rhport, request, (uint8_t*)&len, sizeof(len)), VIDEO_ERROR_UNKNOWN); @@ -1001,8 +1117,7 @@ static int handle_video_stm_cs_req(uint8_t rhport, uint8_t stage, return VIDEO_ERROR_NONE; case VIDEO_REQUEST_GET_INFO: - if (stage == CONTROL_STAGE_SETUP) - { + if (stage == CONTROL_STAGE_SETUP) { TU_VERIFY(1 == request->wLength, VIDEO_ERROR_UNKNOWN); TU_VERIFY(tud_control_xfer(rhport, request, (uint8_t*)(uintptr_t) &_cap_get_set, sizeof(_cap_get_set)), VIDEO_ERROR_UNKNOWN); } @@ -1043,7 +1158,6 @@ static int handle_video_stm_req(uint8_t rhport, uint8_t stage, default: return VIDEO_ERROR_INVALID_REQUEST; } - return VIDEO_ERROR_UNKNOWN; } //--------------------------------------------------------------------+ @@ -1064,6 +1178,7 @@ bool tud_video_n_streaming(uint_fast8_t ctl_idx, uint_fast8_t stm_idx) TU_ASSERT(stm_idx < CFG_TUD_VIDEO_STREAMING); videod_streaming_interface_t *stm = _get_instance_streaming(ctl_idx, stm_idx); if (!stm || !stm->desc.ep[0]) return false; + if (stm->state == VS_STATE_PROBING) return false; return true; } @@ -1074,9 +1189,10 @@ bool tud_video_n_frame_xfer(uint_fast8_t ctl_idx, uint_fast8_t stm_idx, void *bu if (!buffer || !bufsize) return false; videod_streaming_interface_t *stm = _get_instance_streaming(ctl_idx, stm_idx); if (!stm || !stm->desc.ep[0] || stm->buffer) return false; + if (stm->state == VS_STATE_PROBING) return false; /* Find EP address */ - void const *desc = _videod_itf[stm->index_vc].beg; + uint8_t const *desc = _videod_itf[stm->index_vc].beg; uint8_t ep_addr = 0; for (uint_fast8_t i = 0; i < CFG_TUD_VIDEO_STREAMING; ++i) { uint_fast16_t ofs_ep = stm->desc.ep[i]; @@ -1102,8 +1218,7 @@ bool tud_video_n_frame_xfer(uint_fast8_t ctl_idx, uint_fast8_t stm_idx, void *bu //--------------------------------------------------------------------+ // USBD Driver API //--------------------------------------------------------------------+ -void videod_init(void) -{ +void videod_init(void) { for (uint_fast8_t i = 0; i < CFG_TUD_VIDEO; ++i) { videod_interface_t* ctl = &_videod_itf[i]; tu_memclr(ctl, sizeof(*ctl)); @@ -1114,8 +1229,7 @@ void videod_init(void) } } -void videod_reset(uint8_t rhport) -{ +void videod_reset(uint8_t rhport) { (void) rhport; for (uint_fast8_t i = 0; i < CFG_TUD_VIDEO; ++i) { videod_interface_t* ctl = &_videod_itf[i]; @@ -1127,8 +1241,7 @@ void videod_reset(uint8_t rhport) } } -uint16_t videod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len) -{ +uint16_t videod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len) { TU_VERIFY((TUSB_CLASS_VIDEO == itf_desc->bInterfaceClass) && (VIDEO_SUBCLASS_CONTROL == itf_desc->bInterfaceSubClass) && (VIDEO_ITF_PROTOCOL_15 == itf_desc->bInterfaceProtocol), 0); @@ -1143,13 +1256,15 @@ uint16_t videod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin } TU_ASSERT(ctl_idx < CFG_TUD_VIDEO, 0); - void const *end = (void const*)itf_desc + max_len; - self->beg = itf_desc; + uint8_t const *end = (uint8_t const*)itf_desc + max_len; + self->beg = (uint8_t const*) itf_desc; self->len = max_len; + /*------------- Video Control Interface -------------*/ TU_VERIFY(_open_vc_itf(rhport, self, 0), 0); tusb_desc_vc_itf_t const *vc = _get_desc_vc(self); uint_fast8_t bInCollection = vc->ctl.bInCollection; + /* Find the end of the video interface descriptor */ void const *cur = _next_desc_itf(itf_desc, end); for (uint8_t stm_idx = 0; stm_idx < bInCollection; ++stm_idx) { @@ -1167,6 +1282,16 @@ uint16_t videod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin stm->desc.beg = (uint16_t) ((uintptr_t)cur - (uintptr_t)itf_desc); cur = _next_desc_itf(cur, end); stm->desc.end = (uint16_t) ((uintptr_t)cur - (uintptr_t)itf_desc); + stm->state = VS_STATE_PROBING; + if (0 == stm_idx && 1 == bInCollection) { + /* If there is only one streaming interface and no alternate settings, + * host may not issue set_interface so open the streaming interface here. */ + uint8_t const *sbeg = (uint8_t const*)itf_desc + stm->desc.beg; + uint8_t const *send = (uint8_t const*)itf_desc + stm->desc.end; + if (send == _find_desc_itf(sbeg, send, _desc_itfnum(sbeg), 1)) { + TU_VERIFY(_open_vs_itf(rhport, stm, 0), 0); + } + } } self->len = (uint16_t) ((uintptr_t)cur - (uintptr_t)itf_desc); return (uint16_t) ((uintptr_t)cur - (uintptr_t)itf_desc); @@ -1175,12 +1300,10 @@ uint16_t videod_open(uint8_t rhport, tusb_desc_interface_t const * itf_desc, uin // Invoked when a control transfer occurred on an interface of this class // Driver response accordingly to the request and the transfer stage (setup/data/ack) // return false to stall control endpoint (e.g unsupported request) -bool videod_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t const * request) -{ +bool videod_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t const * request) { int err; TU_VERIFY(request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE); uint_fast8_t itfnum = tu_u16_low(request->wIndex); - /* Identify which control interface to use */ uint_fast8_t itf; for (itf = 0; itf < CFG_TUD_VIDEO; ++itf) { @@ -1190,6 +1313,7 @@ bool videod_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_ } if (itf < CFG_TUD_VIDEO) { + TU_LOG_DRV(" VC[%d]: ", itf); err = handle_video_ctl_req(rhport, stage, request, itf); _videod_itf[itf].error_code = (uint8_t)err; if (err) return false; @@ -1200,11 +1324,12 @@ bool videod_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_ for (itf = 0; itf < CFG_TUD_VIDEO_STREAMING; ++itf) { videod_streaming_interface_t *stm = &_videod_streaming_itf[itf]; if (!stm->desc.beg) continue; - void const *desc = _videod_itf[stm->index_vc].beg; + uint8_t const *desc = _videod_itf[stm->index_vc].beg; if (itfnum == _desc_itfnum(desc + stm->desc.beg)) break; } if (itf < CFG_TUD_VIDEO_STREAMING) { + TU_LOG_DRV(" VS[%d]: ", itf); err = handle_video_stm_req(rhport, stage, request, itf); _videod_streaming_itf[itf].error_code = (uint8_t)err; if (err) return false; @@ -1213,8 +1338,7 @@ bool videod_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_ return false; } -bool videod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) -{ +bool videod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) { (void)result; (void)xferred_bytes; /* find streaming handle */ @@ -1226,7 +1350,7 @@ bool videod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3 uint_fast16_t const ep_ofs = stm->desc.ep[0]; if (!ep_ofs) continue; ctl = &_videod_itf[stm->index_vc]; - void const *desc = ctl->beg; + uint8_t const *desc = ctl->beg; if (ep_addr == _desc_ep_addr(desc + ep_ofs)) break; } |