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Guard RCC registers access with critical section (#854)

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* Core: critical section macros. FuriHal: guard rcc registers access with critical section, fix condition race.
* FuriHal: update documentation.

Co-authored-by: SG <who.just.the.doctor@gmail.com>
This commit is contained in:
あく
2021-12-01 01:07:17 +03:00
committed by GitHub
parent 6f7d93fe72
commit 418c0939a0
14 changed files with 148 additions and 78 deletions
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8
firmware/targets/f6/furi-hal/furi-hal-console.c
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@@ -39,26 +39,26 @@ void furi_hal_console_tx(const uint8_t* buffer, size_t buffer_size) {
if (!furi_hal_console_alive)
return;
UTILS_ENTER_CRITICAL_SECTION();
FURI_CRITICAL_ENTER();
// Transmit data
furi_hal_uart_tx(FuriHalUartIdUSART1, (uint8_t*)buffer, buffer_size);
// Wait for TC flag to be raised for last char
while (!LL_USART_IsActiveFlag_TC(USART1));
UTILS_EXIT_CRITICAL_SECTION();
FURI_CRITICAL_EXIT();
}
void furi_hal_console_tx_with_new_line(const uint8_t* buffer, size_t buffer_size) {
if (!furi_hal_console_alive)
return;
UTILS_ENTER_CRITICAL_SECTION();
FURI_CRITICAL_ENTER();
// Transmit data
furi_hal_uart_tx(FuriHalUartIdUSART1, (uint8_t*)buffer, buffer_size);
// Transmit new line symbols
furi_hal_uart_tx(FuriHalUartIdUSART1, (uint8_t*)"\r\n", 2);
// Wait for TC flag to be raised for last char
while (!LL_USART_IsActiveFlag_TC(USART1));
UTILS_EXIT_CRITICAL_SECTION();
FURI_CRITICAL_EXIT();
}
void furi_hal_console_printf(const char format[], ...) {