mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-11-24 05:23:06 +00:00
97 lines
No EOL
2.9 KiB
C
97 lines
No EOL
2.9 KiB
C
#include "uart_terminal_app_i.h"
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#include "uart_terminal_uart.h"
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//#define UART_CH (FuriHalUartIdUSART1)
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//#define BAUDRATE (115200)
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struct UART_TerminalUart {
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UART_TerminalApp* app;
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FuriThread* rx_thread;
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FuriStreamBuffer* rx_stream;
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uint8_t rx_buf[RX_BUF_SIZE + 1];
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void (*handle_rx_data_cb)(uint8_t* buf, size_t len, void* context);
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};
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typedef enum {
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WorkerEvtStop = (1 << 0),
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WorkerEvtRxDone = (1 << 1),
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} WorkerEvtFlags;
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void uart_terminal_uart_set_handle_rx_data_cb(
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UART_TerminalUart* uart,
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void (*handle_rx_data_cb)(uint8_t* buf, size_t len, void* context)) {
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furi_assert(uart);
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uart->handle_rx_data_cb = handle_rx_data_cb;
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}
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#define WORKER_ALL_RX_EVENTS (WorkerEvtStop | WorkerEvtRxDone)
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void uart_terminal_uart_on_irq_cb(UartIrqEvent ev, uint8_t data, void* context) {
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UART_TerminalUart* uart = (UART_TerminalUart*)context;
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if(ev == UartIrqEventRXNE) {
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furi_stream_buffer_send(uart->rx_stream, &data, 1, 0);
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furi_thread_flags_set(furi_thread_get_id(uart->rx_thread), WorkerEvtRxDone);
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}
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}
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static int32_t uart_worker(void* context) {
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UART_TerminalUart* uart = (void*)context;
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uart->rx_stream = furi_stream_buffer_alloc(RX_BUF_SIZE, 1);
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while(1) {
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uint32_t events =
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furi_thread_flags_wait(WORKER_ALL_RX_EVENTS, FuriFlagWaitAny, FuriWaitForever);
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furi_check((events & FuriFlagError) == 0);
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if(events & WorkerEvtStop) break;
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if(events & WorkerEvtRxDone) {
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size_t len = furi_stream_buffer_receive(uart->rx_stream, uart->rx_buf, RX_BUF_SIZE, 0);
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if(len > 0) {
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if(uart->handle_rx_data_cb) uart->handle_rx_data_cb(uart->rx_buf, len, uart->app);
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}
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}
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}
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furi_stream_buffer_free(uart->rx_stream);
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return 0;
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}
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void uart_terminal_uart_tx(uint8_t* data, size_t len) {
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furi_hal_uart_tx(UART_CH, data, len);
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}
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UART_TerminalUart* uart_terminal_uart_init(UART_TerminalApp* app) {
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UART_TerminalUart* uart = malloc(sizeof(UART_TerminalUart));
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furi_hal_console_disable();
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if(app->BAUDRATE == 0) {
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app->BAUDRATE = 115200;
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}
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furi_hal_uart_set_br(UART_CH, app->BAUDRATE);
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furi_hal_uart_set_irq_cb(UART_CH, uart_terminal_uart_on_irq_cb, uart);
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uart->app = app;
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uart->rx_thread = furi_thread_alloc();
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furi_thread_set_name(uart->rx_thread, "UART_TerminalUartRxThread");
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furi_thread_set_stack_size(uart->rx_thread, 1024);
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furi_thread_set_context(uart->rx_thread, uart);
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furi_thread_set_callback(uart->rx_thread, uart_worker);
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furi_thread_start(uart->rx_thread);
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return uart;
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}
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void uart_terminal_uart_free(UART_TerminalUart* uart) {
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furi_assert(uart);
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furi_thread_flags_set(furi_thread_get_id(uart->rx_thread), WorkerEvtStop);
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furi_thread_join(uart->rx_thread);
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furi_thread_free(uart->rx_thread);
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furi_hal_uart_set_irq_cb(UART_CH, NULL, NULL);
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furi_hal_console_enable();
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free(uart);
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} |