diff options
Diffstat (limited to 'src/host/usbh.c')
| -rw-r--r-- | src/host/usbh.c | 78 |
1 files changed, 75 insertions, 3 deletions
diff --git a/src/host/usbh.c b/src/host/usbh.c index 76c1ba078..8e9628cb2 100644 --- a/src/host/usbh.c +++ b/src/host/usbh.c @@ -32,12 +32,16 @@ #include "host/usbh.h" #include "host/usbh_classdriver.h" #include "hub.h" -#include "usbh_hcd.h" //--------------------------------------------------------------------+ // USBH Configuration //--------------------------------------------------------------------+ +// TODO remove,update +#ifndef CFG_TUH_EP_MAX +#define CFG_TUH_EP_MAX 9 +#endif + #ifndef CFG_TUH_TASK_QUEUE_SZ #define CFG_TUH_TASK_QUEUE_SZ 16 #endif @@ -46,6 +50,57 @@ #define USBH_DBG_LVL 2 //--------------------------------------------------------------------+ +// USBH-HCD common data structure +//--------------------------------------------------------------------+ + +typedef struct { + //------------- port -------------// + uint8_t rhport; + uint8_t hub_addr; + uint8_t hub_port; + uint8_t speed; + + //------------- device descriptor -------------// + uint16_t vendor_id; + uint16_t product_id; + uint8_t ep0_packet_size; + + //------------- configuration descriptor -------------// + // uint8_t interface_count; // bNumInterfaces alias + + //------------- device -------------// + struct TU_ATTR_PACKED + { + uint8_t connected : 1; + uint8_t addressed : 1; + uint8_t configured : 1; + uint8_t suspended : 1; + }; + + volatile uint8_t state; // device state, value from enum tusbh_device_state_t + + uint8_t itf2drv[16]; // map interface number to driver (0xff is invalid) + uint8_t ep2drv[CFG_TUH_EP_MAX][2]; // map endpoint to driver ( 0xff is invalid ) + + struct TU_ATTR_PACKED + { + volatile bool busy : 1; + volatile bool stalled : 1; + volatile bool claimed : 1; + + // TODO merge ep2drv here, 4-bit should be sufficient + }ep_status[CFG_TUH_EP_MAX][2]; + + // Mutex for claiming endpoint, only needed when using with preempted RTOS +#if CFG_TUSB_OS != OPT_OS_NONE + osal_mutex_def_t mutexdef; + osal_mutex_t mutex; +#endif + +} usbh_device_t; + + +//--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ @@ -130,7 +185,7 @@ static bool _usbh_initialized = false; // all devices including hub and zero-address TODO exclude device0 to save space // hub address start from CFG_TUH_DEVICE_MAX -CFG_TUSB_MEM_SECTION usbh_device_t _usbh_devices[CFG_TUH_DEVICE_MAX+1]; +CFG_TUSB_MEM_SECTION usbh_device_t _usbh_devices[1+CFG_TUH_DEVICE_MAX+CFG_TUH_HUB]; // Event queue // role device/host is used by OS NONE for mutex (disable usb isr) @@ -139,7 +194,14 @@ static osal_queue_t _usbh_q; CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static uint8_t _usbh_ctrl_buf[CFG_TUH_ENUMERATION_BUFSIZE]; -//------------- Helper Function Prototypes -------------// +//------------- Helper Function -------------// + +TU_ATTR_ALWAYS_INLINE +static inline usbh_device_t* get_device(uint8_t dev_addr) +{ + return &_usbh_devices[dev_addr]; +} + static bool enum_new_device(hcd_event_t* event); static void process_device_unplugged(uint8_t rhport, uint8_t hub_addr, uint8_t hub_port); static bool usbh_edpt_control_open(uint8_t dev_addr, uint8_t max_packet_size); @@ -326,6 +388,16 @@ uint8_t* usbh_get_enum_buf(void) // HCD Event Handler //--------------------------------------------------------------------+ +void hcd_devtree_get_info(uint8_t dev_addr, hcd_devtree_info_t* devtree_info) +{ + usbh_device_t const* dev = get_device(dev_addr); + + devtree_info->rhport = dev->rhport; + devtree_info->hub_addr = dev->hub_addr; + devtree_info->hub_port = dev->hub_port; + devtree_info->speed = dev->speed; +} + void hcd_event_handler(hcd_event_t const* event, bool in_isr) { switch (event->event_id) |