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https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-24 11:43:09 +00:00
9d27ef8901
* FuriHal: SPI refactoring, flexible bus reconfigration on fly, same desiag as i2c. * Lib: update CC1101 driver documentation * FuriHal: update spi symbol names to match naming convention.
254 lines
10 KiB
C
254 lines
10 KiB
C
#include <furi-hal-spi-config.h>
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#include <furi-hal-resources.h>
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/* SPI Presets */
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const LL_SPI_InitTypeDef furi_hal_spi_preset_2edge_low_8m = {
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.Mode = LL_SPI_MODE_MASTER,
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.TransferDirection = LL_SPI_FULL_DUPLEX,
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.DataWidth = LL_SPI_DATAWIDTH_8BIT,
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.ClockPolarity = LL_SPI_POLARITY_LOW,
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.ClockPhase = LL_SPI_PHASE_2EDGE,
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.NSS = LL_SPI_NSS_SOFT,
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.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV8,
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.BitOrder = LL_SPI_MSB_FIRST,
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.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
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.CRCPoly = 7,
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};
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const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_8m = {
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.Mode = LL_SPI_MODE_MASTER,
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.TransferDirection = LL_SPI_FULL_DUPLEX,
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.DataWidth = LL_SPI_DATAWIDTH_8BIT,
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.ClockPolarity = LL_SPI_POLARITY_LOW,
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.ClockPhase = LL_SPI_PHASE_1EDGE,
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.NSS = LL_SPI_NSS_SOFT,
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.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV8,
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.BitOrder = LL_SPI_MSB_FIRST,
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.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
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.CRCPoly = 7,
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};
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const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_4m = {
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.Mode = LL_SPI_MODE_MASTER,
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.TransferDirection = LL_SPI_FULL_DUPLEX,
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.DataWidth = LL_SPI_DATAWIDTH_8BIT,
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.ClockPolarity = LL_SPI_POLARITY_LOW,
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.ClockPhase = LL_SPI_PHASE_1EDGE,
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.NSS = LL_SPI_NSS_SOFT,
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.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV16,
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.BitOrder = LL_SPI_MSB_FIRST,
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.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
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.CRCPoly = 7,
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};
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const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_16m = {
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.Mode = LL_SPI_MODE_MASTER,
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.TransferDirection = LL_SPI_FULL_DUPLEX,
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.DataWidth = LL_SPI_DATAWIDTH_8BIT,
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.ClockPolarity = LL_SPI_POLARITY_LOW,
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.ClockPhase = LL_SPI_PHASE_1EDGE,
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.NSS = LL_SPI_NSS_SOFT,
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.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV2,
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.BitOrder = LL_SPI_MSB_FIRST,
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.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
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.CRCPoly = 7,
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};
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const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_2m = {
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.Mode = LL_SPI_MODE_MASTER,
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.TransferDirection = LL_SPI_FULL_DUPLEX,
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.DataWidth = LL_SPI_DATAWIDTH_8BIT,
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.ClockPolarity = LL_SPI_POLARITY_LOW,
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.ClockPhase = LL_SPI_PHASE_1EDGE,
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.NSS = LL_SPI_NSS_SOFT,
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.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV32,
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.BitOrder = LL_SPI_MSB_FIRST,
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.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
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.CRCPoly = 7,
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};
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/* SPI Buses */
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osMutexId_t furi_hal_spi_bus_r_mutex = NULL;
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static void furi_hal_spi_bus_r_event_callback(FuriHalSpiBus* bus, FuriHalSpiBusEvent event) {
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if (event == FuriHalSpiBusEventInit) {
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furi_hal_spi_bus_r_mutex = osMutexNew(NULL);
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LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_SPI1);
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LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1);
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bus->current_handle = NULL;
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} else if (event == FuriHalSpiBusEventDeinit) {
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furi_check(osMutexDelete(furi_hal_spi_bus_r_mutex));
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} else if (event == FuriHalSpiBusEventLock) {
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furi_check(osMutexAcquire(furi_hal_spi_bus_r_mutex, osWaitForever) == osOK);
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} else if (event == FuriHalSpiBusEventUnlock) {
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furi_check(osMutexRelease(furi_hal_spi_bus_r_mutex) == osOK);
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} else if (event == FuriHalSpiBusEventActivate) {
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LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI1);
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} else if (event == FuriHalSpiBusEventDeactivate) {
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LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1);
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}
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}
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FuriHalSpiBus furi_hal_spi_bus_r = {
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.spi=SPI1,
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.callback = furi_hal_spi_bus_r_event_callback,
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};
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osMutexId_t furi_hal_spi_bus_d_mutex = NULL;
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static void furi_hal_spi_bus_d_event_callback(FuriHalSpiBus* bus, FuriHalSpiBusEvent event) {
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if (event == FuriHalSpiBusEventInit) {
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furi_hal_spi_bus_d_mutex = osMutexNew(NULL);
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LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_SPI2);
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LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2);
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bus->current_handle = NULL;
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} else if (event == FuriHalSpiBusEventDeinit) {
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furi_check(osMutexDelete(furi_hal_spi_bus_d_mutex));
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} else if (event == FuriHalSpiBusEventLock) {
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furi_check(osMutexAcquire(furi_hal_spi_bus_d_mutex, osWaitForever) == osOK);
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} else if (event == FuriHalSpiBusEventUnlock) {
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furi_check(osMutexRelease(furi_hal_spi_bus_d_mutex) == osOK);
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} else if (event == FuriHalSpiBusEventActivate) {
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LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_SPI2);
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} else if (event == FuriHalSpiBusEventDeactivate) {
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LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2);
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}
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}
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FuriHalSpiBus furi_hal_spi_bus_d = {
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.spi=SPI2,
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.callback = furi_hal_spi_bus_d_event_callback,
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};
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/* SPI Bus Handles */
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inline static void furi_hal_spi_bus_r_handle_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event, const LL_SPI_InitTypeDef* preset) {
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if (event == FuriHalSpiBusHandleEventInit) {
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hal_gpio_write(handle->cs, true);
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hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullNo, GpioSpeedVeryHigh);
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} else if (event == FuriHalSpiBusHandleEventDeinit) {
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hal_gpio_write(handle->cs, true);
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hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
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} else if (event == FuriHalSpiBusHandleEventActivate) {
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LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset);
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LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
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LL_SPI_Enable(handle->bus->spi);
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hal_gpio_init_ex(handle->miso, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
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hal_gpio_init_ex(handle->mosi, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
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hal_gpio_init_ex(handle->sck, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
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hal_gpio_write(handle->cs, false);
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} else if (event == FuriHalSpiBusHandleEventDeactivate) {
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hal_gpio_write(handle->cs, true);
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hal_gpio_init(handle->miso, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
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hal_gpio_init(handle->mosi, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
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hal_gpio_init(handle->sck, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
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LL_SPI_Disable(handle->bus->spi);
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}
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}
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static void furi_hal_spi_bus_handle_subghz_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
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furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_8m);
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}
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FuriHalSpiBusHandle furi_hal_spi_bus_handle_subghz = {
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.bus=&furi_hal_spi_bus_r,
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.callback=furi_hal_spi_bus_handle_subghz_event_callback,
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.miso=&gpio_spi_r_miso,
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.mosi=&gpio_spi_r_mosi,
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.sck=&gpio_spi_r_sck,
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.cs=&gpio_subghz_cs,
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};
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static void furi_hal_spi_bus_handle_nfc_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
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furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_2edge_low_8m);
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}
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FuriHalSpiBusHandle furi_hal_spi_bus_handle_nfc = {
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.bus=&furi_hal_spi_bus_r,
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.callback=furi_hal_spi_bus_handle_nfc_event_callback,
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.miso=&gpio_spi_r_miso,
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.mosi=&gpio_spi_r_mosi,
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.sck=&gpio_spi_r_sck,
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.cs=&gpio_nfc_cs,
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};
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static void furi_hal_spi_bus_handle_external_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
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furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_2m);
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}
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FuriHalSpiBusHandle furi_hal_spi_bus_handle_external = {
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.bus=&furi_hal_spi_bus_r,
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.callback=furi_hal_spi_bus_handle_external_event_callback,
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.miso=&gpio_ext_pa6,
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.mosi=&gpio_ext_pa7,
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.sck=&gpio_ext_pb3,
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.cs=&gpio_ext_pa4,
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};
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inline static void furi_hal_spi_bus_d_handle_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event, const LL_SPI_InitTypeDef* preset) {
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if (event == FuriHalSpiBusHandleEventInit) {
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hal_gpio_write(handle->cs, true);
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hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullUp, GpioSpeedVeryHigh);
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hal_gpio_init_ex(handle->miso, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2);
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hal_gpio_init_ex(handle->mosi, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2);
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hal_gpio_init_ex(handle->sck, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2);
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} else if (event == FuriHalSpiBusHandleEventDeinit) {
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hal_gpio_write(handle->cs, true);
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hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullUp, GpioSpeedLow);
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} else if (event == FuriHalSpiBusHandleEventActivate) {
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LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset);
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LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
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LL_SPI_Enable(handle->bus->spi);
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hal_gpio_write(handle->cs, false);
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} else if (event == FuriHalSpiBusHandleEventDeactivate) {
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hal_gpio_write(handle->cs, true);
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LL_SPI_Disable(handle->bus->spi);
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}
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}
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static void furi_hal_spi_bus_handle_display_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
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furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_4m);
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}
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FuriHalSpiBusHandle furi_hal_spi_bus_handle_display = {
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.bus=&furi_hal_spi_bus_d,
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.callback=furi_hal_spi_bus_handle_display_event_callback,
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.miso=&gpio_spi_d_miso,
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.mosi=&gpio_spi_d_mosi,
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.sck=&gpio_spi_d_sck,
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.cs=&gpio_display_cs,
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};
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static void furi_hal_spi_bus_handle_sd_fast_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
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furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_16m);
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}
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FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_fast = {
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.bus=&furi_hal_spi_bus_d,
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.callback=furi_hal_spi_bus_handle_sd_fast_event_callback,
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.miso=&gpio_spi_d_miso,
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.mosi=&gpio_spi_d_mosi,
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.sck=&gpio_spi_d_sck,
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.cs=&gpio_sdcard_cs,
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};
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static void furi_hal_spi_bus_handle_sd_slow_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
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furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_2m);
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}
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FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_slow = {
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.bus=&furi_hal_spi_bus_d,
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.callback=furi_hal_spi_bus_handle_sd_slow_event_callback,
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.miso=&gpio_spi_d_miso,
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.mosi=&gpio_spi_d_mosi,
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.sck=&gpio_spi_d_sck,
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.cs=&gpio_sdcard_cs,
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};
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