合并TinyUSB仓库
This commit is contained in:
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
|
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* 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:
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*
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* The above copyright notice and this permission notice shall be included in
|
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* all copies or substantial portions of the Software.
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*
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||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "bsp/board_api.h"
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#include "tusb.h"
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/* This MIDI example send sequence of note (on/off) repeatedly. To test on PC, you need to install
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* synth software and midi connection management software. On
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* - Linux (Ubuntu): install qsynth, qjackctl. Then connect TinyUSB output port to FLUID Synth input port
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* - Windows: install MIDI-OX
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* - MacOS: SimpleSynth
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*/
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF PROTYPES
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//--------------------------------------------------------------------+
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#ifdef ESP_PLATFORM
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#define USBD_STACK_SIZE 4096
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#else
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// Increase stack size when debug log is enabled
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#define USBD_STACK_SIZE (3*configMINIMAL_STACK_SIZE/2) * (CFG_TUSB_DEBUG ? 2 : 1)
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#endif
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#define BLINKY_STACK_SIZE configMINIMAL_STACK_SIZE
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#define MIDI_STACK_SIZE configMINIMAL_STACK_SIZE
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// static task
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#if configSUPPORT_STATIC_ALLOCATION
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StackType_t blinky_stack[BLINKY_STACK_SIZE];
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StaticTask_t blinky_taskdef;
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StackType_t usb_device_stack[USBD_STACK_SIZE];
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StaticTask_t usb_device_taskdef;
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StackType_t midi_stack[MIDI_STACK_SIZE];
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StaticTask_t midi_taskdef;
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#endif
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/* Blink pattern
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* - 250 ms : device not mounted
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* - 1000 ms : device mounted
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* - 2500 ms : device is suspended
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*/
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enum {
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BLINK_NOT_MOUNTED = 250,
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BLINK_MOUNTED = 1000,
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BLINK_SUSPENDED = 2500,
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};
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static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
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void usb_device_task(void *param);
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void led_blinking_task(void* param);
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void midi_task(void* param);
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//--------------------------------------------------------------------+
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// Main
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//--------------------------------------------------------------------+
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int main(void) {
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board_init();
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#if configSUPPORT_STATIC_ALLOCATION
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xTaskCreateStatic(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, blinky_stack, &blinky_taskdef);
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xTaskCreateStatic(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES-1, usb_device_stack, &usb_device_taskdef);
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xTaskCreateStatic(midi_task, "midi", MIDI_STACK_SIZE, NULL, configMAX_PRIORITIES - 2, midi_stack, &midi_taskdef);
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#else
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xTaskCreate(led_blinking_task, "blinky", BLINKY_STACK_SIZE, NULL, 1, NULL);
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xTaskCreate(usb_device_task, "usbd", USBD_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, NULL);
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xTaskCreate(midi_task, "midi", MIDI_STACK_SIZE, NULL, configMAX_PRIORITIES - 2, NULL);
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#endif
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#ifndef ESP_PLATFORM
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// only start scheduler for non-espressif mcu
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vTaskStartScheduler();
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#endif
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return 0;
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}
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#ifdef ESP_PLATFORM
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void app_main(void) {
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main();
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}
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#endif
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// USB Device Driver task
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// This top level thread process all usb events and invoke callbacks
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void usb_device_task(void *param) {
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(void) param;
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// init device stack on configured roothub port
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// This should be called after scheduler/kernel is started.
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// Otherwise it could cause kernel issue since USB IRQ handler does use RTOS queue API.
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tusb_rhport_init_t dev_init = {
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.role = TUSB_ROLE_DEVICE,
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.speed = TUSB_SPEED_AUTO
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};
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tusb_init(BOARD_TUD_RHPORT, &dev_init);
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if (board_init_after_tusb) {
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board_init_after_tusb();
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}
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// RTOS forever loop
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while (1) {
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// put this thread to waiting state until there is new events
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tud_task();
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}
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}
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//--------------------------------------------------------------------+
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// Device callbacks
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//--------------------------------------------------------------------+
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// Invoked when device is mounted
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void tud_mount_cb(void) {
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blink_interval_ms = BLINK_MOUNTED;
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}
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// Invoked when device is unmounted
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void tud_umount_cb(void) {
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blink_interval_ms = BLINK_NOT_MOUNTED;
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}
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// Invoked when usb bus is suspended
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// remote_wakeup_en : if host allow us to perform remote wakeup
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// Within 7ms, device must draw an average of current less than 2.5 mA from bus
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void tud_suspend_cb(bool remote_wakeup_en) {
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(void) remote_wakeup_en;
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blink_interval_ms = BLINK_SUSPENDED;
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}
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// Invoked when usb bus is resumed
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void tud_resume_cb(void) {
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blink_interval_ms = tud_mounted() ? BLINK_MOUNTED : BLINK_NOT_MOUNTED;
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}
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//--------------------------------------------------------------------+
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// MIDI Task
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//--------------------------------------------------------------------+
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// Store example melody as an array of note values
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const uint8_t note_sequence[] = {
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74,78,81,86,90,93,98,102,57,61,66,69,73,78,81,85,88,92,97,100,97,92,88,85,81,78,
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74,69,66,62,57,62,66,69,74,78,81,86,90,93,97,102,97,93,90,85,81,78,73,68,64,61,
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56,61,64,68,74,78,81,86,90,93,98,102
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};
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void midi_task(void* param) {
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(void) param;
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const uint8_t cable_num = 0; // MIDI jack associated with USB endpoint
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const uint8_t channel = 0; // 0 for channel 1
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// Variable that holds the current position in the sequence.
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uint32_t note_pos = 0;
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while (1) {
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// send note periodically
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vTaskDelay(286 / portTICK_PERIOD_MS);
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// Previous positions in the note sequence.
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int previous = (int) (note_pos - 1);
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// If we currently are at position 0, set the
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// previous position to the last note in the sequence.
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if (previous < 0) {
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previous = sizeof(note_sequence) - 1;
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}
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// Send Note On for current position at full velocity (127) on channel 1.
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uint8_t note_on[3] = { 0x90 | channel, note_sequence[note_pos], 127 };
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tud_midi_stream_write(cable_num, note_on, 3);
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// Send Note Off for previous note.
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uint8_t note_off[3] = { 0x80 | channel, note_sequence[previous], 0};
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tud_midi_stream_write(cable_num, note_off, 3);
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// Increment position
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note_pos++;
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// If we are at the end of the sequence, start over.
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if (note_pos >= sizeof(note_sequence)) {
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note_pos = 0;
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}
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// The MIDI interface always creates input and output port/jack descriptors
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// regardless of these being used or not. Therefore incoming traffic should be read
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// (possibly just discarded) to avoid the sender blocking in IO
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while (tud_midi_available()) {
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uint8_t packet[4];
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tud_midi_packet_read(packet);
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}
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}
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}
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//--------------------------------------------------------------------+
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// BLINKING TASK
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//--------------------------------------------------------------------+
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void led_blinking_task(void* param) {
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(void) param;
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static uint32_t start_ms = 0;
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static bool led_state = false;
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while (1) {
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// Blink every interval ms
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vTaskDelay(blink_interval_ms / portTICK_PERIOD_MS);
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start_ms += blink_interval_ms;
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board_led_write(led_state);
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led_state = 1 - led_state; // toggle
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}
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}
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@@ -0,0 +1,108 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* 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,
|
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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#ifndef _TUSB_CONFIG_H_
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#define _TUSB_CONFIG_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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//--------------------------------------------------------------------+
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// Board Specific Configuration
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//--------------------------------------------------------------------+
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// RHPort number used for device can be defined by board.mk, default to port 0
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#ifndef BOARD_TUD_RHPORT
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#define BOARD_TUD_RHPORT 0
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#endif
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// RHPort max operational speed can defined by board.mk
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#ifndef BOARD_TUD_MAX_SPEED
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#define BOARD_TUD_MAX_SPEED OPT_MODE_DEFAULT_SPEED
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#endif
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//--------------------------------------------------------------------
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// COMMON CONFIGURATION
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//--------------------------------------------------------------------
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// defined by compiler flags for flexibility
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#ifndef CFG_TUSB_MCU
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#error CFG_TUSB_MCU must be defined
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#endif
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#ifndef CFG_TUSB_OS
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#define CFG_TUSB_OS OPT_OS_FREERTOS
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#endif
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#ifndef CFG_TUSB_DEBUG
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#define CFG_TUSB_DEBUG 0
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#endif
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// Enable Device stack
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#define CFG_TUD_ENABLED 1
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// Default is max speed that hardware controller could support with on-chip PHY
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#define CFG_TUD_MAX_SPEED BOARD_TUD_MAX_SPEED
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/* USB DMA on some MCUs can only access a specific SRAM region with restriction on alignment.
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* Tinyusb use follows macros to declare transferring memory so that they can be put
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* into those specific section.
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* e.g
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* - CFG_TUSB_MEM SECTION : __attribute__ (( section(".usb_ram") ))
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* - CFG_TUSB_MEM_ALIGN : __attribute__ ((aligned(4)))
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*/
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#ifndef CFG_TUSB_MEM_SECTION
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#define CFG_TUSB_MEM_SECTION
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#endif
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#ifndef CFG_TUSB_MEM_ALIGN
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#define CFG_TUSB_MEM_ALIGN __attribute__ ((aligned(4)))
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#endif
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//--------------------------------------------------------------------
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// DEVICE CONFIGURATION
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//--------------------------------------------------------------------
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#ifndef CFG_TUD_ENDPOINT0_SIZE
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#define CFG_TUD_ENDPOINT0_SIZE 64
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#endif
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//------------- CLASS -------------//
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#define CFG_TUD_CDC 0
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#define CFG_TUD_MSC 0
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#define CFG_TUD_HID 0
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#define CFG_TUD_MIDI 1
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#define CFG_TUD_VENDOR 0
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// MIDI FIFO size of TX and RX
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#define CFG_TUD_MIDI_RX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
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#define CFG_TUD_MIDI_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
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#ifdef __cplusplus
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}
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#endif
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#endif /* _TUSB_CONFIG_H_ */
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@@ -0,0 +1,199 @@
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/*
|
||||
* 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 "bsp/board_api.h"
|
||||
#include "tusb.h"
|
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|
||||
/* A combination of interfaces must have a unique product id, since PC will save device driver after the first plug.
|
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* 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) )
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#define USB_PID (0x4000 | _PID_MAP(CDC, 0) | _PID_MAP(MSC, 1) | _PID_MAP(HID, 2) | \
|
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_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,
|
||||
.bDeviceClass = 0x00,
|
||||
.bDeviceSubClass = 0x00,
|
||||
.bDeviceProtocol = 0x00,
|
||||
.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;
|
||||
}
|
||||
//--------------------------------------------------------------------+
|
||||
// Configuration Descriptor
|
||||
//--------------------------------------------------------------------+
|
||||
enum {
|
||||
ITF_NUM_MIDI = 0,
|
||||
ITF_NUM_MIDI_STREAMING,
|
||||
ITF_NUM_TOTAL
|
||||
};
|
||||
|
||||
#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_MIDI_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 ...
|
||||
#define EPNUM_MIDI_OUT 0x02
|
||||
#define EPNUM_MIDI_IN 0x82
|
||||
|
||||
#elif CFG_TUSB_MCU == OPT_MCU_CXD56
|
||||
// CXD56 USB driver has fixed endpoint type (bulk/interrupt/iso) and direction (IN/OUT) by its number
|
||||
// 0 control (IN/OUT), 1 Bulk (IN), 2 Bulk (OUT), 3 In (IN), 4 Bulk (IN), 5 Bulk (OUT), 6 In (IN)
|
||||
#define EPNUM_MIDI_OUT 0x02
|
||||
#define EPNUM_MIDI_IN 0x81
|
||||
|
||||
#elif defined(TUD_ENDPOINT_ONE_DIRECTION_ONLY)
|
||||
// MCUs that don't support a same endpoint number with different direction IN and OUT defined in tusb_mcu.h
|
||||
// e.g EP1 OUT & EP1 IN cannot exist together
|
||||
#define EPNUM_MIDI_OUT 0x01
|
||||
#define EPNUM_MIDI_IN 0x82
|
||||
|
||||
#else
|
||||
#define EPNUM_MIDI_OUT 0x01
|
||||
#define EPNUM_MIDI_IN 0x81
|
||||
#endif
|
||||
|
||||
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 Out & EP In address, EP size
|
||||
TUD_MIDI_DESCRIPTOR(ITF_NUM_MIDI, 0, EPNUM_MIDI_OUT, (0x80 | EPNUM_MIDI_IN), 64)
|
||||
};
|
||||
|
||||
#if TUD_OPT_HIGH_SPEED
|
||||
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 Out & EP In address, EP size
|
||||
TUD_MIDI_DESCRIPTOR(ITF_NUM_MIDI, 0, EPNUM_MIDI_OUT, (0x80 | EPNUM_MIDI_IN), 512)
|
||||
};
|
||||
#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
|
||||
|
||||
#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;
|
||||
#else
|
||||
return desc_fs_configuration;
|
||||
#endif
|
||||
}
|
||||
|
||||
//--------------------------------------------------------------------+
|
||||
// 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
|
||||
NULL, // 3: Serials will use unique ID if possible
|
||||
};
|
||||
|
||||
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) {
|
||||
(void) langid;
|
||||
size_t chr_count;
|
||||
|
||||
switch ( index ) {
|
||||
case STRID_LANGID:
|
||||
memcpy(&_desc_str[1], string_desc_arr[0], 2);
|
||||
chr_count = 1;
|
||||
break;
|
||||
|
||||
case STRID_SERIAL:
|
||||
chr_count = board_usb_get_serial(_desc_str + 1, 32);
|
||||
break;
|
||||
|
||||
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;
|
||||
}
|
||||
|
||||
const char *str = string_desc_arr[index];
|
||||
|
||||
// Cap at max char
|
||||
chr_count = strlen(str);
|
||||
const size_t 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 ( 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));
|
||||
|
||||
return _desc_str;
|
||||
}
|
||||
Reference in New Issue
Block a user