flipperzero-firmware/firmware/targets/f6/furi-hal/furi-hal-spi.h
2021-08-08 21:03:25 +03:00

119 lines
3.1 KiB
C

#pragma once
#include "main.h"
#include "furi-hal-spi-config.h"
#include <furi-hal-gpio.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Init SPI API
*/
void furi_hal_spi_init();
/* Bus Level API */
/** Lock SPI bus
* Takes bus mutex, if used
*/
void furi_hal_spi_bus_lock(const FuriHalSpiBus* bus);
/** Unlock SPI bus
* Releases BUS mutex, if used
*/
void furi_hal_spi_bus_unlock(const FuriHalSpiBus* bus);
/**
* Configure SPI bus
* @param bus - spi bus handler
* @param config - spi configuration structure
*/
void furi_hal_spi_bus_configure(const FuriHalSpiBus* bus, const SPI_InitTypeDef* config);
/**
* Reset SPI bus
* @param bus - spi bus handler
*/
void furi_hal_spi_bus_reset(const FuriHalSpiBus* bus);
/** SPI Receive
* @param bus - spi bus handler
* @param buffer - receive buffer
* @param size - transaction size
* @param timeout - bus operation timeout in ms
*/
bool furi_hal_spi_bus_rx(const FuriHalSpiBus* bus, uint8_t* buffer, size_t size, uint32_t timeout);
/** SPI Transmit
* @param bus - spi bus handler
* @param buffer - transmit buffer
* @param size - transaction size
* @param timeout - bus operation timeout in ms
*/
bool furi_hal_spi_bus_tx(const FuriHalSpiBus* bus, uint8_t* buffer, size_t size, uint32_t timeout);
/** SPI Transmit and Receive
* @param bus - spi bus handlere
* @param tx_buffer - device handle
* @param rx_buffer - device handle
* @param size - transaction size
* @param timeout - bus operation timeout in ms
*/
bool furi_hal_spi_bus_trx(const FuriHalSpiBus* bus, uint8_t* tx_buffer, uint8_t* rx_buffer, size_t size, uint32_t timeout);
/* Device Level API */
/** Get Device handle
* And lock access to the corresponding SPI BUS
* @param device_id - device identifier
* @return device handle
*/
const FuriHalSpiDevice* furi_hal_spi_device_get(FuriHalSpiDeviceId device_id);
/** Return Device handle
* And unlock access to the corresponding SPI BUS
* @param device - device handle
*/
void furi_hal_spi_device_return(const FuriHalSpiDevice* device);
/** SPI Recieve
* @param device - device handle
* @param buffer - receive buffer
* @param size - transaction size
* @param timeout - bus operation timeout in ms
*/
bool furi_hal_spi_device_rx(const FuriHalSpiDevice* device, uint8_t* buffer, size_t size, uint32_t timeout);
/** SPI Transmit
* @param device - device handle
* @param buffer - transmit buffer
* @param size - transaction size
* @param timeout - bus operation timeout in ms
*/
bool furi_hal_spi_device_tx(const FuriHalSpiDevice* device, uint8_t* buffer, size_t size, uint32_t timeout);
/** SPI Transmit and Receive
* @param device - device handle
* @param tx_buffer - device handle
* @param rx_buffer - device handle
* @param size - transaction size
* @param timeout - bus operation timeout in ms
*/
bool furi_hal_spi_device_trx(const FuriHalSpiDevice* device, uint8_t* tx_buffer, uint8_t* rx_buffer, size_t size, uint32_t timeout);
/**
* Lock SPI device bus and apply config if needed
*/
void furi_hal_spi_lock_device(const SPIDevice* device);
/**
* Unlock SPI device bus
*/
void furi_hal_spi_unlock_device(const SPIDevice* device);
#ifdef __cplusplus
}
#endif