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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 <string.h>
#include "bsp/board_api.h"
#include "tusb.h"
#ifdef ESP_PLATFORM
// ESP-IDF need "freertos/" prefix in include path.
// CFG_TUSB_OS_INC_PATH should be defined accordingly.
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/timers.h"
#else
#include "FreeRTOS.h"
#include "task.h"
#include "timers.h"
#endif
#include "msc_app.h"
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF PROTYPES
//--------------------------------------------------------------------+
#ifdef ESP_PLATFORM
#define USBH_STACK_SIZE 4096
#else
// Increase stack size when debug log is enabled.
#define USBH_STACK_SIZE (configMINIMAL_STACK_SIZE * (CFG_TUSB_DEBUG ? 4 : 3))
#endif
enum {
BLINK_MOUNTED = 1000,
};
#if configSUPPORT_STATIC_ALLOCATION
StaticTimer_t blinky_tmdef;
StackType_t usb_host_stack[USBH_STACK_SIZE];
StaticTask_t usb_host_taskdef;
#endif
TimerHandle_t blinky_tm;
static void led_blinky_cb(TimerHandle_t xTimer);
static void usb_host_task(void* param);
/*------------- MAIN -------------*/
int main(void) {
board_init();
printf("TinyUSB Host MassStorage Explorer FreeRTOS Example\r\n");
// Create soft timer for blinky and task for TinyUSB host stack.
#if configSUPPORT_STATIC_ALLOCATION
blinky_tm = xTimerCreateStatic(NULL, pdMS_TO_TICKS(BLINK_MOUNTED), true, NULL, led_blinky_cb, &blinky_tmdef);
xTaskCreateStatic(usb_host_task, "usbh", USBH_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, usb_host_stack,
&usb_host_taskdef);
#else
blinky_tm = xTimerCreate(NULL, pdMS_TO_TICKS(BLINK_MOUNTED), true, NULL, led_blinky_cb);
xTaskCreate(usb_host_task, "usbh", USBH_STACK_SIZE, NULL, configMAX_PRIORITIES - 1, NULL);
#endif
xTimerStart(blinky_tm, 0);
// only start scheduler for non-espressif mcu
#ifndef ESP_PLATFORM
vTaskStartScheduler();
#endif
return 0;
}
#ifdef ESP_PLATFORM
void app_main(void) {
main();
}
#endif
// USB Host task
// This top-level thread processes all USB events and invokes callbacks.
static void usb_host_task(void* param) {
(void) param;
// init host stack on configured roothub port
tusb_rhport_init_t host_init = {
.role = TUSB_ROLE_HOST,
.speed = TUSB_SPEED_AUTO
};
if (!tusb_init(BOARD_TUH_RHPORT, &host_init)) {
printf("Failed to init USB Host Stack\r\n");
vTaskSuspend(NULL);
}
board_init_after_tusb();
#if CFG_TUH_ENABLED && CFG_TUH_MAX3421
// FeatherWing MAX3421E uses MAX3421E GPIO0 for VBUS enable.
enum { IOPINS1_ADDR = 20u << 3 };
tuh_max3421_reg_write(BOARD_TUH_RHPORT, IOPINS1_ADDR, 0x01, false);
#endif
if (!msc_app_init()) {
printf("Failed to init MSC app\r\n");
vTaskSuspend(NULL);
}
while (1) {
// TinyUSB host task.
tuh_task();
}
}
//--------------------------------------------------------------------+
// TinyUSB Callbacks
//--------------------------------------------------------------------+
void tuh_mount_cb(uint8_t dev_addr) {
(void) dev_addr;
}
void tuh_umount_cb(uint8_t dev_addr) {
(void) dev_addr;
}
//--------------------------------------------------------------------+
// Blinking Task
//--------------------------------------------------------------------+
static void led_blinky_cb(TimerHandle_t xTimer) {
(void) xTimer;
static bool led_state = false;
board_led_write(led_state);
led_state = 1 - led_state; // toggle
}
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