diff options
Diffstat (limited to 'examples/device/cdc_msc/src')
| -rw-r--r-- | examples/device/cdc_msc/src/main.c | 55 | ||||
| -rw-r--r-- | examples/device/cdc_msc/src/msc_disk.c | 2 | ||||
| -rw-r--r-- | examples/device/cdc_msc/src/usb_descriptors.c | 181 |
3 files changed, 114 insertions, 124 deletions
diff --git a/examples/device/cdc_msc/src/main.c b/examples/device/cdc_msc/src/main.c index 6dad73cbf..4581a3bab 100644 --- a/examples/device/cdc_msc/src/main.c +++ b/examples/device/cdc_msc/src/main.c @@ -23,11 +23,7 @@ * */ -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -#include "bsp/board.h" +#include "bsp/board_api.h" #include "tusb.h" //--------------------------------------------------------------------+ @@ -39,7 +35,7 @@ * - 1000 ms : device mounted * - 2500 ms : device is suspended */ -enum { +enum { BLINK_NOT_MOUNTED = 250, BLINK_MOUNTED = 1000, BLINK_SUSPENDED = 2500, @@ -51,15 +47,17 @@ void led_blinking_task(void); void cdc_task(void); /*------------- MAIN -------------*/ -int main(void) -{ +int main(void) { board_init(); // init device stack on configured roothub port tud_init(BOARD_TUD_RHPORT); - while (1) - { + if (board_init_after_tusb) { + board_init_after_tusb(); + } + + while (1) { tud_task(); // tinyusb device task led_blinking_task(); @@ -72,45 +70,39 @@ int main(void) //--------------------------------------------------------------------+ // Invoked when device is mounted -void tud_mount_cb(void) -{ +void tud_mount_cb(void) { blink_interval_ms = BLINK_MOUNTED; } // Invoked when device is unmounted -void tud_umount_cb(void) -{ +void tud_umount_cb(void) { blink_interval_ms = BLINK_NOT_MOUNTED; } // Invoked when usb bus is suspended // remote_wakeup_en : if host allow us to perform remote wakeup // Within 7ms, device must draw an average of current less than 2.5 mA from bus -void tud_suspend_cb(bool remote_wakeup_en) -{ +void tud_suspend_cb(bool remote_wakeup_en) { (void) remote_wakeup_en; blink_interval_ms = BLINK_SUSPENDED; } // Invoked when usb bus is resumed -void tud_resume_cb(void) -{ - blink_interval_ms = BLINK_MOUNTED; +void tud_resume_cb(void) { + blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED; } //--------------------------------------------------------------------+ // USB CDC //--------------------------------------------------------------------+ -void cdc_task(void) -{ +void cdc_task(void) { // connected() check for DTR bit // Most but not all terminal client set this when making connection // if ( tud_cdc_connected() ) { // connected and there are data available - if ( tud_cdc_available() ) - { + if (tud_cdc_available()) { // read data char buf[64]; uint32_t count = tud_cdc_read(buf, sizeof(buf)); @@ -127,37 +119,32 @@ void cdc_task(void) } // Invoked when cdc when line state changed e.g connected/disconnected -void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts) -{ +void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts) { (void) itf; (void) rts; // TODO set some indicator - if ( dtr ) - { + if (dtr) { // Terminal connected - }else - { + } else { // Terminal disconnected } } // Invoked when CDC interface received data from host -void tud_cdc_rx_cb(uint8_t itf) -{ +void tud_cdc_rx_cb(uint8_t itf) { (void) itf; } //--------------------------------------------------------------------+ // BLINKING TASK //--------------------------------------------------------------------+ -void led_blinking_task(void) -{ +void led_blinking_task(void) { static uint32_t start_ms = 0; static bool led_state = false; // Blink every interval ms - if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time + if (board_millis() - start_ms < blink_interval_ms) return; // not enough time start_ms += blink_interval_ms; board_led_write(led_state); diff --git a/examples/device/cdc_msc/src/msc_disk.c b/examples/device/cdc_msc/src/msc_disk.c index f8f37a577..d2f8628f1 100644 --- a/examples/device/cdc_msc/src/msc_disk.c +++ b/examples/device/cdc_msc/src/msc_disk.c @@ -23,7 +23,7 @@ * */ -#include "bsp/board.h" +#include "bsp/board_api.h" #include "tusb.h" #if CFG_TUD_MSC diff --git a/examples/device/cdc_msc/src/usb_descriptors.c b/examples/device/cdc_msc/src/usb_descriptors.c index 44c849277..2afa24903 100644 --- a/examples/device/cdc_msc/src/usb_descriptors.c +++ b/examples/device/cdc_msc/src/usb_descriptors.c @@ -23,6 +23,7 @@ * */ +#include "bsp/board_api.h" #include "tusb.h" /* A combination of interfaces must have a unique product id, since PC will save device driver after the first plug. @@ -41,35 +42,33 @@ //--------------------------------------------------------------------+ // Device Descriptors //--------------------------------------------------------------------+ -tusb_desc_device_t const desc_device = -{ - .bLength = sizeof(tusb_desc_device_t), - .bDescriptorType = TUSB_DESC_DEVICE, - .bcdUSB = USB_BCD, +tusb_desc_device_t const desc_device = { + .bLength = sizeof(tusb_desc_device_t), + .bDescriptorType = TUSB_DESC_DEVICE, + .bcdUSB = USB_BCD, - // Use Interface Association Descriptor (IAD) for CDC - // As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1) - .bDeviceClass = TUSB_CLASS_MISC, - .bDeviceSubClass = MISC_SUBCLASS_COMMON, - .bDeviceProtocol = MISC_PROTOCOL_IAD, + // Use Interface Association Descriptor (IAD) for CDC + // As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1) + .bDeviceClass = TUSB_CLASS_MISC, + .bDeviceSubClass = MISC_SUBCLASS_COMMON, + .bDeviceProtocol = MISC_PROTOCOL_IAD, - .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE, + .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE, - .idVendor = USB_VID, - .idProduct = USB_PID, - .bcdDevice = 0x0100, + .idVendor = USB_VID, + .idProduct = USB_PID, + .bcdDevice = 0x0100, - .iManufacturer = 0x01, - .iProduct = 0x02, - .iSerialNumber = 0x03, + .iManufacturer = 0x01, + .iProduct = 0x02, + .iSerialNumber = 0x03, - .bNumConfigurations = 0x01 + .bNumConfigurations = 0x01 }; // Invoked when received GET DEVICE DESCRIPTOR // Application return pointer to descriptor -uint8_t const * tud_descriptor_device_cb(void) -{ +uint8_t const *tud_descriptor_device_cb(void) { return (uint8_t const *) &desc_device; } @@ -77,8 +76,7 @@ uint8_t const * tud_descriptor_device_cb(void) // Configuration Descriptor //--------------------------------------------------------------------+ -enum -{ +enum { ITF_NUM_CDC = 0, ITF_NUM_CDC_DATA, ITF_NUM_MSC, @@ -95,7 +93,7 @@ enum #define EPNUM_MSC_OUT 0x05 #define EPNUM_MSC_IN 0x85 -#elif CFG_TUSB_MCU == OPT_MCU_SAMG || CFG_TUSB_MCU == OPT_MCU_SAMX7X +#elif CFG_TUSB_MCU == OPT_MCU_SAMG || CFG_TUSB_MCU == OPT_MCU_SAMX7X // SAMG & SAME70 don't support a same endpoint number with different direction IN and OUT // e.g EP1 OUT & EP1 IN cannot exist together #define EPNUM_CDC_NOTIF 0x81 @@ -140,67 +138,62 @@ enum #define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_CDC_DESC_LEN + TUD_MSC_DESC_LEN) // full speed configuration -uint8_t const desc_fs_configuration[] = -{ - // Config number, interface count, string index, total length, attribute, power in mA - TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), +uint8_t const desc_fs_configuration[] = { + // Config number, interface count, string index, total length, attribute, power in mA + TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), - // Interface number, string index, EP notification address and size, EP data address (out, in) and size. - TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64), + // Interface number, string index, EP notification address and size, EP data address (out, in) and size. + TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64), - // Interface number, string index, EP Out & EP In address, EP size - TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 64), + // Interface number, string index, EP Out & EP In address, EP size + TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 64), }; #if TUD_OPT_HIGH_SPEED // Per USB specs: high speed capable device must report device_qualifier and other_speed_configuration // high speed configuration -uint8_t const desc_hs_configuration[] = -{ - // Config number, interface count, string index, total length, attribute, power in mA - TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), +uint8_t const desc_hs_configuration[] = { + // Config number, interface count, string index, total length, attribute, power in mA + TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 100), - // Interface number, string index, EP notification address and size, EP data address (out, in) and size. - TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512), + // Interface number, string index, EP notification address and size, EP data address (out, in) and size. + TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 4, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 512), - // Interface number, string index, EP Out & EP In address, EP size - TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 512), + // Interface number, string index, EP Out & EP In address, EP size + TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC_OUT, EPNUM_MSC_IN, 512), }; // other speed configuration uint8_t desc_other_speed_config[CONFIG_TOTAL_LEN]; // device qualifier is mostly similar to device descriptor since we don't change configuration based on speed -tusb_desc_device_qualifier_t const desc_device_qualifier = -{ - .bLength = sizeof(tusb_desc_device_qualifier_t), - .bDescriptorType = TUSB_DESC_DEVICE_QUALIFIER, - .bcdUSB = USB_BCD, +tusb_desc_device_qualifier_t const desc_device_qualifier = { + .bLength = sizeof(tusb_desc_device_qualifier_t), + .bDescriptorType = TUSB_DESC_DEVICE_QUALIFIER, + .bcdUSB = USB_BCD, - .bDeviceClass = TUSB_CLASS_MISC, - .bDeviceSubClass = MISC_SUBCLASS_COMMON, - .bDeviceProtocol = MISC_PROTOCOL_IAD, + .bDeviceClass = TUSB_CLASS_MISC, + .bDeviceSubClass = MISC_SUBCLASS_COMMON, + .bDeviceProtocol = MISC_PROTOCOL_IAD, - .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE, - .bNumConfigurations = 0x01, - .bReserved = 0x00 + .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE, + .bNumConfigurations = 0x01, + .bReserved = 0x00 }; // Invoked when received GET DEVICE QUALIFIER DESCRIPTOR request // Application return pointer to descriptor, whose contents must exist long enough for transfer to complete. // device_qualifier descriptor describes information about a high-speed capable device that would // change if the device were operating at the other speed. If not highspeed capable stall this request. -uint8_t const* tud_descriptor_device_qualifier_cb(void) -{ - return (uint8_t const*) &desc_device_qualifier; +uint8_t const *tud_descriptor_device_qualifier_cb(void) { + return (uint8_t const *) &desc_device_qualifier; } // Invoked when received GET OTHER SEED CONFIGURATION DESCRIPTOR request // Application return pointer to descriptor, whose contents must exist long enough for transfer to complete // Configuration descriptor in the other speed e.g if high speed then this is for full speed and vice versa -uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index) -{ +uint8_t const *tud_descriptor_other_speed_configuration_cb(uint8_t index) { (void) index; // for multiple configurations // if link speed is high return fullspeed config, and vice versa @@ -220,13 +213,12 @@ uint8_t const* tud_descriptor_other_speed_configuration_cb(uint8_t index) // Invoked when received GET CONFIGURATION DESCRIPTOR // Application return pointer to descriptor // Descriptor contents must exist long enough for transfer to complete -uint8_t const * tud_descriptor_configuration_cb(uint8_t index) -{ +uint8_t const *tud_descriptor_configuration_cb(uint8_t index) { (void) index; // for multiple configurations #if TUD_OPT_HIGH_SPEED // Although we are highspeed, host may be fullspeed. - return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_hs_configuration : desc_fs_configuration; + return (tud_speed_get() == TUSB_SPEED_HIGH) ? desc_hs_configuration : desc_fs_configuration; #else return desc_fs_configuration; #endif @@ -236,53 +228,64 @@ uint8_t const * tud_descriptor_configuration_cb(uint8_t index) // String Descriptors //--------------------------------------------------------------------+ +// String Descriptor Index +enum { + STRID_LANGID = 0, + STRID_MANUFACTURER, + STRID_PRODUCT, + STRID_SERIAL, +}; + // array of pointer to string descriptors -char const* string_desc_arr [] = -{ - (const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409) - "TinyUSB", // 1: Manufacturer - "TinyUSB Device", // 2: Product - "123456789012", // 3: Serials, should use chip ID - "TinyUSB CDC", // 4: CDC Interface - "TinyUSB MSC", // 5: MSC Interface +char const *string_desc_arr[] = { + (const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409) + "TinyUSB", // 1: Manufacturer + "TinyUSB Device", // 2: Product + NULL, // 3: Serials will use unique ID if possible + "TinyUSB CDC", // 4: CDC Interface + "TinyUSB MSC", // 5: MSC Interface }; -static uint16_t _desc_str[32]; +static uint16_t _desc_str[32 + 1]; // Invoked when received GET STRING DESCRIPTOR request // Application return pointer to descriptor, whose contents must exist long enough for transfer to complete -uint16_t const* tud_descriptor_string_cb(uint8_t index, uint16_t langid) -{ +uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) { (void) langid; + size_t chr_count; + + switch ( index ) { + case STRID_LANGID: + memcpy(&_desc_str[1], string_desc_arr[0], 2); + chr_count = 1; + break; - uint8_t chr_count; + case STRID_SERIAL: + chr_count = board_usb_get_serial(_desc_str + 1, 32); + break; - if ( index == 0) - { - memcpy(&_desc_str[1], string_desc_arr[0], 2); - chr_count = 1; - }else - { - // Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors. - // https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors + default: + // Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors. + // https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors - if ( !(index < sizeof(string_desc_arr)/sizeof(string_desc_arr[0])) ) return NULL; + if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) return NULL; - const char* str = string_desc_arr[index]; + const char *str = string_desc_arr[index]; - // Cap at max char - chr_count = (uint8_t) strlen(str); - if ( chr_count > 31 ) chr_count = 31; + // Cap at max char + chr_count = strlen(str); + size_t const max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type + if ( chr_count > max_count ) chr_count = max_count; - // Convert ASCII string into UTF-16 - for(uint8_t i=0; i<chr_count; i++) - { - _desc_str[1+i] = str[i]; - } + // Convert ASCII string into UTF-16 + for ( size_t i = 0; i < chr_count; i++ ) { + _desc_str[1 + i] = str[i]; + } + break; } // first byte is length (including header), second byte is string type - _desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8 ) | (2*chr_count + 2)); + _desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8) | (2 * chr_count + 2)); return _desc_str; } |