mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-11-23 21:13:16 +00:00
e3c7201a20
* Furi: rename and move core * Furi: drop CMSIS_OS header and unused api, partially refactor and cleanup the rest * Furi: CMSIS_OS drop and refactoring. * Furi: refactoring, remove cmsis legacy * Furi: fix incorrect assert on queue deallocation, cleanup timer * Furi: improve delay api, get rid of floats * hal: dropped furi_hal_crc * Furi: move DWT based delay to cortex HAL * Furi: update core documentation Co-authored-by: hedger <hedger@nanode.su>
262 lines
8.3 KiB
C
262 lines
8.3 KiB
C
#include "subghz_tx_rx_worker.h"
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#include <stream_buffer.h>
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#include <furi.h>
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#define TAG "SubGhzTxRxWorker"
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#define SUBGHZ_TXRX_WORKER_BUF_SIZE 2048
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//you can not set more than 62 because it will not fit into the FIFO CC1101
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#define SUBGHZ_TXRX_WORKER_MAX_TXRX_SIZE 60
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#define SUBGHZ_TXRX_WORKER_TIMEOUT_READ_WRITE_BUF 40
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struct SubGhzTxRxWorker {
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FuriThread* thread;
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StreamBufferHandle_t stream_tx;
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StreamBufferHandle_t stream_rx;
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volatile bool worker_running;
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volatile bool worker_stoping;
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SubGhzTxRxWorkerStatus status;
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uint32_t frequency;
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SubGhzTxRxWorkerCallbackHaveRead callback_have_read;
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void* context_have_read;
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};
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bool subghz_tx_rx_worker_write(SubGhzTxRxWorker* instance, uint8_t* data, size_t size) {
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furi_assert(instance);
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bool ret = false;
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size_t stream_tx_free_byte = xStreamBufferSpacesAvailable(instance->stream_tx);
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if(size && (stream_tx_free_byte >= size)) {
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if(xStreamBufferSend(
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instance->stream_tx, data, size, SUBGHZ_TXRX_WORKER_TIMEOUT_READ_WRITE_BUF) ==
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size) {
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ret = true;
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}
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}
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return ret;
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}
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size_t subghz_tx_rx_worker_available(SubGhzTxRxWorker* instance) {
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furi_assert(instance);
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return xStreamBufferBytesAvailable(instance->stream_rx);
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}
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size_t subghz_tx_rx_worker_read(SubGhzTxRxWorker* instance, uint8_t* data, size_t size) {
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furi_assert(instance);
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return xStreamBufferReceive(instance->stream_rx, data, size, 0);
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}
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void subghz_tx_rx_worker_set_callback_have_read(
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SubGhzTxRxWorker* instance,
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SubGhzTxRxWorkerCallbackHaveRead callback,
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void* context) {
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furi_assert(instance);
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furi_assert(callback);
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furi_assert(context);
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instance->callback_have_read = callback;
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instance->context_have_read = context;
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}
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bool subghz_tx_rx_worker_rx(SubGhzTxRxWorker* instance, uint8_t* data, uint8_t* size) {
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uint8_t timeout = 100;
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bool ret = false;
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if(instance->status != SubGhzTxRxWorkerStatusRx) {
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furi_hal_subghz_rx();
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instance->status = SubGhzTxRxWorkerStatusRx;
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furi_delay_tick(1);
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}
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//waiting for reception to complete
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while(furi_hal_gpio_read(&gpio_cc1101_g0)) {
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furi_delay_tick(1);
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if(!--timeout) {
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FURI_LOG_W(TAG, "RX cc1101_g0 timeout");
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furi_hal_subghz_flush_rx();
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furi_hal_subghz_rx();
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break;
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}
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}
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if(furi_hal_subghz_rx_pipe_not_empty()) {
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FURI_LOG_I(
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TAG,
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"RSSI: %03.1fdbm LQI: %d",
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(double)furi_hal_subghz_get_rssi(),
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furi_hal_subghz_get_lqi());
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if(furi_hal_subghz_is_rx_data_crc_valid()) {
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furi_hal_subghz_read_packet(data, size);
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ret = true;
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}
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furi_hal_subghz_flush_rx();
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furi_hal_subghz_rx();
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}
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return ret;
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}
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void subghz_tx_rx_worker_tx(SubGhzTxRxWorker* instance, uint8_t* data, size_t size) {
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uint8_t timeout = 200;
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if(instance->status != SubGhzTxRxWorkerStatusIDLE) {
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furi_hal_subghz_idle();
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}
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furi_hal_subghz_write_packet(data, size);
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furi_hal_subghz_tx(); //start send
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instance->status = SubGhzTxRxWorkerStatusTx;
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while(!furi_hal_gpio_read(&gpio_cc1101_g0)) { // Wait for GDO0 to be set -> sync transmitted
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furi_delay_tick(1);
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if(!--timeout) {
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FURI_LOG_W(TAG, "TX !cc1101_g0 timeout");
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break;
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}
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}
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while(furi_hal_gpio_read(&gpio_cc1101_g0)) { // Wait for GDO0 to be cleared -> end of packet
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furi_delay_tick(1);
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if(!--timeout) {
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FURI_LOG_W(TAG, "TX cc1101_g0 timeout");
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break;
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}
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}
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furi_hal_subghz_idle();
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instance->status = SubGhzTxRxWorkerStatusIDLE;
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}
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/** Worker thread
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*
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* @param context
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* @return exit code
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*/
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static int32_t subghz_tx_rx_worker_thread(void* context) {
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SubGhzTxRxWorker* instance = context;
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FURI_LOG_I(TAG, "Worker start");
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furi_hal_subghz_reset();
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furi_hal_subghz_idle();
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furi_hal_subghz_load_preset(FuriHalSubGhzPresetGFSK9_99KbAsync);
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//furi_hal_subghz_load_preset(FuriHalSubGhzPresetMSK99_97KbAsync);
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furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow);
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furi_hal_subghz_set_frequency_and_path(instance->frequency);
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furi_hal_subghz_flush_rx();
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uint8_t data[SUBGHZ_TXRX_WORKER_MAX_TXRX_SIZE + 1] = {0};
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size_t size_tx = 0;
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uint8_t size_rx[1] = {0};
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uint8_t timeout_tx = 0;
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bool callback_rx = false;
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while(instance->worker_running) {
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//transmit
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size_tx = xStreamBufferBytesAvailable(instance->stream_tx);
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if(size_tx > 0 && !timeout_tx) {
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timeout_tx = 10; //20ms
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if(size_tx > SUBGHZ_TXRX_WORKER_MAX_TXRX_SIZE) {
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xStreamBufferReceive(
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instance->stream_tx,
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&data,
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SUBGHZ_TXRX_WORKER_MAX_TXRX_SIZE,
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SUBGHZ_TXRX_WORKER_TIMEOUT_READ_WRITE_BUF);
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subghz_tx_rx_worker_tx(instance, data, SUBGHZ_TXRX_WORKER_MAX_TXRX_SIZE);
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} else {
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//todo checking that he managed to write all the data to the TX buffer
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xStreamBufferReceive(
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instance->stream_tx, &data, size_tx, SUBGHZ_TXRX_WORKER_TIMEOUT_READ_WRITE_BUF);
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subghz_tx_rx_worker_tx(instance, data, size_tx);
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}
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} else {
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//recive
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if(subghz_tx_rx_worker_rx(instance, data, size_rx)) {
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if(xStreamBufferSpacesAvailable(instance->stream_rx) >= size_rx[0]) {
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if(instance->callback_have_read &&
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xStreamBufferBytesAvailable(instance->stream_rx) == 0) {
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callback_rx = true;
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}
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//todo checking that he managed to write all the data to the RX buffer
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xStreamBufferSend(
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instance->stream_rx,
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&data,
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size_rx[0],
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SUBGHZ_TXRX_WORKER_TIMEOUT_READ_WRITE_BUF);
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if(callback_rx) {
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instance->callback_have_read(instance->context_have_read);
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callback_rx = false;
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}
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} else {
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//todo RX buffer overflow
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}
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}
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}
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if(timeout_tx) timeout_tx--;
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furi_delay_tick(1);
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}
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furi_hal_subghz_set_path(FuriHalSubGhzPathIsolate);
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furi_hal_subghz_sleep();
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FURI_LOG_I(TAG, "Worker stop");
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return 0;
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}
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SubGhzTxRxWorker* subghz_tx_rx_worker_alloc() {
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SubGhzTxRxWorker* instance = malloc(sizeof(SubGhzTxRxWorker));
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instance->thread = furi_thread_alloc();
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furi_thread_set_name(instance->thread, "SubGhzTxRxWorker");
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furi_thread_set_stack_size(instance->thread, 2048);
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furi_thread_set_context(instance->thread, instance);
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furi_thread_set_callback(instance->thread, subghz_tx_rx_worker_thread);
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instance->stream_tx =
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xStreamBufferCreate(sizeof(uint8_t) * SUBGHZ_TXRX_WORKER_BUF_SIZE, sizeof(uint8_t));
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instance->stream_rx =
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xStreamBufferCreate(sizeof(uint8_t) * SUBGHZ_TXRX_WORKER_BUF_SIZE, sizeof(uint8_t));
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instance->status = SubGhzTxRxWorkerStatusIDLE;
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instance->worker_stoping = true;
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return instance;
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}
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void subghz_tx_rx_worker_free(SubGhzTxRxWorker* instance) {
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furi_assert(instance);
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furi_assert(!instance->worker_running);
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vStreamBufferDelete(instance->stream_tx);
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vStreamBufferDelete(instance->stream_rx);
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furi_thread_free(instance->thread);
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free(instance);
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}
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bool subghz_tx_rx_worker_start(SubGhzTxRxWorker* instance, uint32_t frequency) {
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furi_assert(instance);
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furi_assert(!instance->worker_running);
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bool res = false;
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xStreamBufferReset(instance->stream_tx);
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xStreamBufferReset(instance->stream_rx);
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instance->worker_running = true;
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if(furi_hal_subghz_is_tx_allowed(frequency)) {
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instance->frequency = frequency;
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res = true;
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}
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furi_thread_start(instance->thread);
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return res;
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}
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void subghz_tx_rx_worker_stop(SubGhzTxRxWorker* instance) {
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furi_assert(instance);
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furi_assert(instance->worker_running);
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instance->worker_running = false;
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furi_thread_join(instance->thread);
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}
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bool subghz_tx_rx_worker_is_running(SubGhzTxRxWorker* instance) {
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furi_assert(instance);
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return instance->worker_running;
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}
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