mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-30 03:18:20 +00:00
108 lines
2.5 KiB
C
108 lines
2.5 KiB
C
#include STM32_HAL_H
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#include "crypto.h"
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#include "ui.h"
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#include "display.h"
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// ### from main.c
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void flash_error(int n) {
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for (int i = 0; i < n; i++) {
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// blink(on)
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HAL_Delay(250);
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// blink(off)
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HAL_Delay(250);
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}
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}
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void __attribute__((noreturn)) __fatal_error(const char *msg) {
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for (volatile uint32_t delay = 0; delay < 10000000; delay++) {
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}
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// TODO: printf("FATAL ERROR: %s\n", msg);
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for (;;) {
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__WFI();
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}
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}
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void nlr_jump_fail(void *val) {
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__fatal_error("FATAL: uncaught exception");
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}
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void SystemClock_Config(void);
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// ### from stm32_it.c
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/**
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* @brief This function handles SysTick Handler.
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* @param None
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* @retval None
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*/
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void SysTick_Handler(void) {
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// Instead of calling HAL_IncTick we do the increment here of the counter.
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// This is purely for efficiency, since SysTick is called 1000 times per
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// second at the highest interrupt priority.
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// Note: we don't need uwTick to be declared volatile here because this is
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// the only place where it can be modified, and the code is more efficient
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// without the volatile specifier.
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extern uint32_t uwTick;
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uwTick += 1;
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// Read the systick control regster. This has the side effect of clearing
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// the COUNTFLAG bit, which makes the logic in sys_tick_get_microseconds
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// work properly.
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SysTick->CTRL;
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#if 0
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// Right now we have the storage and DMA controllers to process during
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// this interrupt and we use custom dispatch handlers. If this needs to
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// be generalised in the future then a dispatch table can be used as
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// follows: ((void(*)(void))(systick_dispatch[uwTick & 0xf]))();
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if (STORAGE_IDLE_TICK(uwTick)) {
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NVIC->STIR = FLASH_IRQn;
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}
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if (DMA_IDLE_ENABLED() && DMA_IDLE_TICK(uwTick)) {
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dma_idle_handler(uwTick);
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}
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#endif
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}
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// ###
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int main(void) {
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HAL_Init();
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SystemClock_Config();
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__GPIOA_CLK_ENABLE();
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__GPIOB_CLK_ENABLE();
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__GPIOC_CLK_ENABLE();
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__GPIOD_CLK_ENABLE();
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display_init();
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display_clear();
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uint8_t hash[32];
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hash_flash(hash);
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screen_welcome();
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uint8_t *pubkey = (uint8_t *)"ThisIsJustAFakePublicKeyForTest!";
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uint8_t *signature = (uint8_t *)"ThisIsJustAFakeSignatureToTestTheVerifyMechanismInTRZRBootloader";
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ed25519_verify(hash, 32, pubkey, signature);
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for (;;) {
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display_backlight(255);
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HAL_Delay(250);
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display_backlight(0);
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HAL_Delay(250);
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}
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__fatal_error("end");
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return 0;
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}
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