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[FL-1885] USB-UART bridge (#778)

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* [FL-1885] USB-UART: app and worker
* [FL-1885] USB-UART: UART on CDC0

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
This commit is contained in:
Nikolay Minaylov
2021-10-21 21:12:20 +03:00
committed by GitHub
parent c2535f4269
commit 88cee4601a
32 changed files with 1095 additions and 159 deletions
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66
firmware/targets/f7/furi-hal/furi-hal-console.c
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@@ -1,4 +1,5 @@
#include <furi-hal-console.h>
#include <furi-hal-lpuart.h>
#include <stdbool.h>
#include <stm32wbxx_ll_gpio.h>
@@ -7,8 +8,12 @@
#include <furi.h>
#define CONSOLE_BAUDRATE 230400
volatile bool furi_hal_console_alive = false;
static void (*irq_cb)(uint8_t ev, uint8_t data);
void furi_hal_console_init() {
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
GPIO_InitStruct.Pin = LL_GPIO_PIN_6|LL_GPIO_PIN_7;
@@ -21,11 +26,11 @@ void furi_hal_console_init() {
LL_USART_InitTypeDef USART_InitStruct = {0};
USART_InitStruct.PrescalerValue = LL_USART_PRESCALER_DIV1;
USART_InitStruct.BaudRate = 230400;
USART_InitStruct.BaudRate = CONSOLE_BAUDRATE;
USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
USART_InitStruct.Parity = LL_USART_PARITY_NONE;
USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX;
USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX;
USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE;
USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_16;
LL_USART_Init(USART1, &USART_InitStruct);
@@ -36,12 +41,41 @@ void furi_hal_console_init() {
LL_USART_Enable(USART1);
while(!LL_USART_IsActiveFlag_TEACK(USART1)) ;
LL_USART_EnableIT_RXNE_RXFNE(USART1);
LL_USART_EnableIT_IDLE(USART1);
HAL_NVIC_SetPriority(USART1_IRQn, 5, 0);
furi_hal_console_alive = true;
FURI_LOG_I("FuriHalConsole", "Init OK");
}
static void furi_hal_console_uart_tx(const uint8_t* buffer, size_t buffer_size) {
void furi_hal_usart_init() {
furi_hal_console_alive = false;
}
void furi_hal_usart_set_br(uint32_t baud) {
if (LL_USART_IsEnabled(USART1)) {
// Wait for transfer complete flag
while (!LL_USART_IsActiveFlag_TC(USART1));
LL_USART_Disable(USART1);
uint32_t uartclk = LL_RCC_GetUSARTClockFreq(LL_RCC_USART1_CLKSOURCE);
LL_USART_SetBaudRate(USART1, uartclk, LL_USART_PRESCALER_DIV1, LL_USART_OVERSAMPLING_16, baud);
LL_USART_Enable(USART1);
}
}
void furi_hal_usart_deinit() {
while (!LL_USART_IsActiveFlag_TC(USART1));
furi_hal_usart_set_br(CONSOLE_BAUDRATE);
furi_hal_console_alive = true;
}
void furi_hal_usart_tx(const uint8_t* buffer, size_t buffer_size) {
if (LL_USART_IsEnabled(USART1) == 0)
return;
while(buffer_size > 0) {
while (!LL_USART_IsActiveFlag_TXE(USART1));
@@ -52,12 +86,32 @@ static void furi_hal_console_uart_tx(const uint8_t* buffer, size_t buffer_size)
}
}
void furi_hal_usart_set_irq_cb(void (*cb)(UartIrqEvent ev, uint8_t data)) {
irq_cb = cb;
if (irq_cb == NULL)
NVIC_DisableIRQ(USART1_IRQn);
else
NVIC_EnableIRQ(USART1_IRQn);
}
void USART1_IRQHandler(void) {
if (LL_USART_IsActiveFlag_RXNE_RXFNE(USART1)) {
uint8_t data = LL_USART_ReceiveData8(USART1);
irq_cb(UartIrqEventRXNE, data);
} else if (LL_USART_IsActiveFlag_IDLE(USART1)) {
irq_cb(UartIrqEventIDLE, 0);
LL_USART_ClearFlag_IDLE(USART1);
}
//TODO: more events
}
void furi_hal_console_tx(const uint8_t* buffer, size_t buffer_size) {
if (!furi_hal_console_alive)
return;
// Transmit data
furi_hal_console_uart_tx(buffer, buffer_size);
furi_hal_usart_tx(buffer, buffer_size);
// Wait for TC flag to be raised for last char
while (!LL_USART_IsActiveFlag_TC(USART1));
}
@@ -67,9 +121,9 @@ void furi_hal_console_tx_with_new_line(const uint8_t* buffer, size_t buffer_size
return;
// Transmit data
furi_hal_console_uart_tx(buffer, buffer_size);
furi_hal_usart_tx(buffer, buffer_size);
// Transmit new line symbols
furi_hal_console_uart_tx((const uint8_t*)"\r\n", 2);
furi_hal_usart_tx((const uint8_t*)"\r\n", 2);
// Wait for TC flag to be raised for last char
while (!LL_USART_IsActiveFlag_TC(USART1));
}