tinyuf2/apps/self_update/self_update.c

101 lines
2.9 KiB
C

/*
* The MIT License (MIT)
*
* Copyright (c) 2020 Ha Thach (tinyusb.org) for Adafruit Industries
*
* 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 <stdbool.h>
#include <string.h>
#include "board_api.h"
//--------------------------------------------------------------------+
// MACRO TYPEDEF CONSTANT ENUM DECLARATION
//--------------------------------------------------------------------+
// bootloader binary contents in array bytes
extern const unsigned long bindata_len;
extern const unsigned char bindata[];
uint8_t const RGB_WRITING[] = { 0xcc, 0x66, 0x00 };
uint8_t const RGB_OFF[] = { 0x00, 0x00, 0x00 };
static volatile uint32_t _timer_count = 0;
int main(void)
{
board_init();
printf("TinyUF2: Self-update\r\n");
printf("bin data size = %ld\r\n", bindata_len);
// Set indicator similar to WRITING
board_timer_start(25);
// This should never return
board_self_update((uint8_t const*) bindata, (uint32_t) bindata_len);
while(1)
{
}
}
void board_timer_handler(void)
{
_timer_count++;
// Fast toggle with both LED and RGB
bool is_on = _timer_count & 0x01;
// fast blink LED if available
board_led_write(is_on ? 0xff : 0x000);
// blink RGB if available
board_rgb_write(is_on ? RGB_WRITING : RGB_OFF);
}
//--------------------------------------------------------------------+
// Logger newlib retarget
//--------------------------------------------------------------------+
// Enable only with LOG is enabled (Note: ESP32-S2 has built-in support already)
#if TUF2_LOG // && (CFG_TUSB_MCU != OPT_MCU_ESP32S2)
#if defined(LOGGER_RTT)
#include "SEGGER_RTT.h"
#endif
__attribute__ ((used)) int _write (int fhdl, const void *buf, size_t count)
{
(void) fhdl;
#if defined(LOGGER_RTT)
SEGGER_RTT_Write(0, (char*) buf, (int) count);
return count;
#else
return board_uart_write(buf, count);
#endif
}
#endif