diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/device/dfu_rt/Makefile | 12 | ||||
| -rw-r--r-- | examples/device/dfu_rt/src/main.c | 151 | ||||
| -rw-r--r-- | examples/device/dfu_rt/src/main.h | 5 | ||||
| -rw-r--r-- | examples/device/dfu_rt/src/tusb_config.h | 64 | ||||
| -rw-r--r-- | examples/device/dfu_rt/src/usb_descriptors.c | 229 | ||||
| -rw-r--r-- | examples/rules.mk | 1 |
6 files changed, 462 insertions, 0 deletions
diff --git a/examples/device/dfu_rt/Makefile b/examples/device/dfu_rt/Makefile new file mode 100644 index 000000000..69b633fea --- /dev/null +++ b/examples/device/dfu_rt/Makefile @@ -0,0 +1,12 @@ +include ../../../tools/top.mk +include ../../make.mk + +INC += \ + src \ + $(TOP)/hw \ + +# Example source +EXAMPLE_SOURCE += $(wildcard src/*.c) +SRC_C += $(addprefix $(CURRENT_PATH)/, $(EXAMPLE_SOURCE)) + +include ../../rules.mk diff --git a/examples/device/dfu_rt/src/main.c b/examples/device/dfu_rt/src/main.c new file mode 100644 index 000000000..666d89649 --- /dev/null +++ b/examples/device/dfu_rt/src/main.c @@ -0,0 +1,151 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2019 Ha Thach (tinyusb.org) + * + * 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. + * + */ + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +#include "bsp/board.h" +#include "tusb.h" + +//--------------------------------------------------------------------+ +// MACRO CONSTANT TYPEDEF PROTYPES +//--------------------------------------------------------------------+ + +/* Blink pattern + * - 1000 ms : device should reboot + * - 250 ms : device not mounted + * - 0 ms : device mounted + * - 2500 ms : device is suspended + */ +enum { + BLINK_DFU_MODE = 1000, + BLINK_NOT_MOUNTED = 250, + BLINK_MOUNTED = 0, + BLINK_SUSPENDED = 2500, +}; + +static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED; + +void led_blinking_task(void); + +/*------------- MAIN -------------*/ +int main(void) +{ + board_init(); + + tusb_init(); + + while (1) + { + tud_task(); // tinyusb device task + led_blinking_task(); + } + + return 0; +} + +//--------------------------------------------------------------------+ +// Device callbacks +//--------------------------------------------------------------------+ + +// Invoked when device is mounted +void tud_mount_cb(void) +{ + blink_interval_ms = BLINK_MOUNTED; +} + +// Invoked when device is unmounted +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) remote_wakeup_en; + blink_interval_ms = BLINK_SUSPENDED; +} + +// Invoked when usb bus is resumed +void tud_resume_cb(void) +{ + blink_interval_ms = BLINK_MOUNTED; +} + +// Invoked on DFU_DETACH request to reboot to the bootloader +void tud_dfu_rt_reboot_to_dfu(void) +{ + blink_interval_ms = BLINK_DFU_MODE; +} + + +//--------------------------------------------------------------------+ +// BLINKING TASK + Indicator pulse +//--------------------------------------------------------------------+ + + +volatile uint8_t doPulse = false; +// called from USB context +void led_indicator_pulse(void) { + doPulse = true; +} + +void led_blinking_task(void) +{ + static uint32_t start_ms = 0; + static bool led_state = false; + if(blink_interval_ms == BLINK_MOUNTED) // Mounted + { + if(doPulse) + { + led_state = true; + board_led_write(true); + start_ms = board_millis(); + doPulse = false; + } + else if (led_state == true) + { + if ( board_millis() - start_ms < 750) //Spec says blink must be between 500 and 1000 ms. + { + return; // not enough time + } + led_state = false; + board_led_write(false); + } + } + else + { + // Blink every interval ms + if ( board_millis() - start_ms < blink_interval_ms) return; // not enough time + start_ms += blink_interval_ms; + + board_led_write(led_state); + led_state = 1 - led_state; // toggle + } +} diff --git a/examples/device/dfu_rt/src/main.h b/examples/device/dfu_rt/src/main.h new file mode 100644 index 000000000..673247ec7 --- /dev/null +++ b/examples/device/dfu_rt/src/main.h @@ -0,0 +1,5 @@ +#ifndef MAIN_H +#define MAIN_H +void led_indicator_pulse(void); + +#endif diff --git a/examples/device/dfu_rt/src/tusb_config.h b/examples/device/dfu_rt/src/tusb_config.h new file mode 100644 index 000000000..b4f7a5562 --- /dev/null +++ b/examples/device/dfu_rt/src/tusb_config.h @@ -0,0 +1,64 @@ +/* + * tusb_config.h + * + * Created on: Oct 28, 2019 + * Author: Sylvain Munaut + */ + +#ifndef TUSB_CONFIG_H_ +#define TUSB_CONFIG_H_ + +#ifdef __cplusplus + extern "C" { +#endif + +//-------------------------------------------------------------------- +// COMMON CONFIGURATION +//-------------------------------------------------------------------- + +// defined by compiler flags for flexibility +#ifndef CFG_TUSB_MCU + #error CFG_TUSB_MCU must be defined +#endif + +#if CFG_TUSB_MCU == OPT_MCU_LPC43XX || CFG_TUSB_MCU == OPT_MCU_LPC18XX +#define CFG_TUSB_RHPORT0_MODE (OPT_MODE_DEVICE | OPT_MODE_HIGH_SPEED) +#else +#define CFG_TUSB_RHPORT0_MODE OPT_MODE_DEVICE +#endif + +#define CFG_TUSB_OS OPT_OS_NONE + +// CFG_TUSB_DEBUG is defined by compiler in DEBUG build +// #define CFG_TUSB_DEBUG 0 + +/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment. + * Tinyusb use follows macros to declare transferring memory so that they can be put + * into those specific section. + * e.g + * - CFG_TUSB_MEM SECTION : __attribute__ (( section(".usb_ram") )) + * - CFG_TUSB_MEM_ALIGN : __attribute__ ((aligned(4))) + */ +#ifndef CFG_TUSB_MEM_SECTION +#define CFG_TUSB_MEM_SECTION +#endif + +#ifndef CFG_TUSB_MEM_ALIGN +#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4))) +#endif + +//-------------------------------------------------------------------- +// DEVICE CONFIGURATION +//-------------------------------------------------------------------- + +#define CFG_TUD_ENDPOINT0_SIZE 64 + +//------------- CLASS -------------// + +#define CFG_TUD_DFU_RT 1 + +#ifdef __cplusplus + } +#endif + +#endif /* TUSB_CONFIG_H_ */ diff --git a/examples/device/dfu_rt/src/usb_descriptors.c b/examples/device/dfu_rt/src/usb_descriptors.c new file mode 100644 index 000000000..0c7081245 --- /dev/null +++ b/examples/device/dfu_rt/src/usb_descriptors.c @@ -0,0 +1,229 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2019 Ha Thach (tinyusb.org) + * + * 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. + * + */ + +#include "tusb.h" +#include "class/dfu/dfu_rt_device.h" + +/* A combination of interfaces must have a unique product id, since PC will save device driver after the first plug. + * Same VID/PID with different interface e.g MSC (first), then CDC (later) will possibly cause system error on PC. + * + * Auto ProductID layout's Bitmap: + * [MSB] HID | MSC | CDC [LSB] + */ +#define _PID_MAP(itf, n) ( (CFG_TUD_##itf) << (n) ) +#define USB_PID (0x4000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | _PID_MAP(HID, 2) | \ + _PID_MAP(MIDI, 3) | _PID_MAP(VENDOR, 4) ) + +//--------------------------------------------------------------------+ +// Device Descriptors +//--------------------------------------------------------------------+ +tusb_desc_device_t const desc_device = +{ + .bLength = sizeof(tusb_desc_device_t), + .bDescriptorType = TUSB_DESC_DEVICE, + .bcdUSB = 0x0200, + + #if CFG_TUD_CDC + // 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, + #else + .bDeviceClass = 0x00, + .bDeviceSubClass = 0x00, + .bDeviceProtocol = 0x00, + #endif + + .bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE, + + .idVendor = 0xCafe, + .idProduct = USB_PID, + .bcdDevice = 0x0100, + + .iManufacturer = 0x01, + .iProduct = 0x02, + .iSerialNumber = 0x03, + + .bNumConfigurations = 0x01 +}; + +// Invoked when received GET DEVICE DESCRIPTOR +// Application return pointer to descriptor +uint8_t const * tud_descriptor_device_cb(void) +{ + return (uint8_t const *) &desc_device; +} + +//--------------------------------------------------------------------+ +// HID Report Descriptor +//--------------------------------------------------------------------+ +#if CFG_TUD_HID + +uint8_t const desc_hid_report[] = +{ + TUD_HID_REPORT_DESC_KEYBOARD( HID_REPORT_ID(REPORT_ID_KEYBOARD), ), + TUD_HID_REPORT_DESC_MOUSE ( HID_REPORT_ID(REPORT_ID_MOUSE), ) +}; + +// Invoked when received GET HID REPORT DESCRIPTOR +// Application return pointer to descriptor +// Descriptor contents must exist long enough for transfer to complete +uint8_t const * tud_hid_descriptor_report_cb(void) +{ + return desc_hid_report; +} + +#endif + +//--------------------------------------------------------------------+ +// Configuration Descriptor +//--------------------------------------------------------------------+ + +enum +{ +#if CFG_TUD_CDC + ITF_NUM_CDC = 0, + ITF_NUM_CDC_DATA, +#endif + +#if CFG_TUD_MSC + ITF_NUM_MSC, +#endif + +#if CFG_TUD_HID + ITF_NUM_HID, +#endif + +#if CFG_TUD_DFU_RT + ITF_NUM_DFU_RT, +#endif + + ITF_NUM_TOTAL +}; + + +#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + CFG_TUD_CDC*TUD_CDC_DESC_LEN + CFG_TUD_MSC*TUD_MSC_DESC_LEN + \ + CFG_TUD_HID*TUD_HID_DESC_LEN + (CFG_TUD_DFU_RT)*TUD_DFU_RT_DESC_LEN) + +#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X || CFG_TUSB_MCU == OPT_MCU_LPC177X_8X || CFG_TUSB_MCU == OPT_MCU_LPC40XX + // LPC 17xx and 40xx endpoint type (bulk/interrupt/iso) are fixed by its number + // 0 control, 1 In, 2 Bulk, 3 Iso, 4 In etc ... + // Note: since CDC EP ( 1 & 2), HID (4) are spot-on, thus we only need to force + // endpoint number for MSC to 5 + #define EPNUM_MSC 0x05 +#else + #define EPNUM_MSC 0x03 +#endif + + +uint8_t const desc_configuration[] = +{ + // Interface count, string index, total length, attribute, power in mA + TUD_CONFIG_DESCRIPTOR(ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, TUSB_DESC_CONFIG_ATT_REMOTE_WAKEUP, 100), + +#if CFG_TUD_CDC + // Interface number, string index, EP notification address and size, EP data address (out, in) and size. + TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 1, 0x81, 8, 0x02, 0x82, 64), +#endif + +#if CFG_TUD_MSC + // Interface number, string index, EP Out & EP In address, EP size + TUD_MSC_DESCRIPTOR(ITF_NUM_MSC, 5, EPNUM_MSC, 0x80 | EPNUM_MSC, (CFG_TUSB_RHPORT0_MODE & OPT_MODE_HIGH_SPEED) ? 512 : 64), +#endif + +#if CFG_TUD_HID + // Interface number, string index, protocol, report descriptor len, EP In address, size & polling interval + TUD_HID_DESCRIPTOR(ITF_NUM_HID, 6, HID_PROTOCOL_NONE, sizeof(desc_hid_report), 0x84, 16, 10), +#endif + +#if CFG_TUD_DFU_RT + // Interface number, string index, attributes, detach timeout, transfer size */ + TUD_DFU_RT_DESCRIPTOR(ITF_NUM_DFU_RT, 7, 0x0d, 1000, 4096), +#endif +}; + + +// 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) +{ + (void) index; // for multiple configurations + return desc_configuration; +} + +//--------------------------------------------------------------------+ +// String Descriptors +//--------------------------------------------------------------------+ + +// 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 + "123456", // 3: Serials, should use chip ID + "TinyUSB DFU runtime", // 4: DFU runtime +}; + +static uint16_t _desc_str[32]; + +// 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) +{ + size_t chr_count; + + if ( index == 0) + { + memcpy(&_desc_str[1], string_desc_arr[0], 2); + chr_count = 1; + } + else + { + // Convert ASCII string into UTF-16 + + if ( !(index < sizeof(string_desc_arr)/sizeof(string_desc_arr[0])) ) return NULL; + + const char* str = string_desc_arr[index]; + + // Cap at max char + chr_count = strlen(str); + if ( chr_count > 31 ) { + chr_count = 31; + } + + for(uint8_t i=0; i<chr_count; i++) + { + _desc_str[1+i] = str[i]; + } + } + + // first byte is length (including header), second byte is string type + _desc_str[0] = (uint16_t)((((uint16_t)TUSB_DESC_STRING) << 8 ) | (2u*chr_count + 2u)); + + return _desc_str; +} diff --git a/examples/rules.mk b/examples/rules.mk index 6a83ecc6d..c18536476 100644 --- a/examples/rules.mk +++ b/examples/rules.mk @@ -17,6 +17,7 @@ SRC_C += \ src/device/usbd_control.c \ src/class/msc/msc_device.c \ src/class/cdc/cdc_device.c \ + src/class/dfu/dfu_rt_device.c \ src/class/hid/hid_device.c \ src/class/midi/midi_device.c \ src/class/usbtmc/usbtmc_device.c \ |