fsfw/fsfw-hal
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its working

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This commit is contained in:
Robin Müller
2021-06-10 21:31:21 +02:00
parent 1611099cb2
commit 621fe97d5d
11 changed files with 396 additions and 278 deletions
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37
stm32h7/spi/SpiCookie.h
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@ -2,15 +2,39 @@
#define FSFW_HAL_STM32H7_SPI_SPICOOKIE_H_
#include "spiDefinitions.h"
#include "mspInit.h"
#include "fsfw/devicehandlers/CookieIF.h"
#include "stm32h743xx.h"
/**
* @brief SPI cookie implementation for the STM32H7 device family
* @details
* This cookie contains and caches device specific information to be used by the
* SPI communication interface
* @author R. Mueller
*/
class SpiCookie: public CookieIF {
friend class SpiComIF;
public:
SpiCookie(address_t deviceAddress, spi::SpiBus spiIdx, SPI_TypeDef* spiInstance,
uint32_t spiSpeed, spi::SpiModes spiMode,
/**
* Allows construction of a SPI cookie for a connected SPI device
* @param deviceAddress
* @param spiIdx SPI bus, e.g. SPI1 or SPI2
* @param transferMode
* @param mspCfg This is the MSP configuration. The user is expected to supply
* a valid MSP configuration. See mspInit.h for functions
* to create one.
* @param spiSpeed
* @param spiMode
* @param chipSelectGpioPin GPIO port. Don't use a number here, use the 16 bit type
* definitions supplied in the MCU header file! (e.g. GPIO_PIN_X)
* @param chipSelectGpioPort GPIO port (e.g. GPIOA)
* @param maxRecvSize Maximum expected receive size. Chose as small as possible.
*/
SpiCookie(address_t deviceAddress, spi::SpiBus spiIdx, spi::TransferModes transferMode,
spi::MspCfgBase* mspCfg, uint32_t spiSpeed, spi::SpiModes spiMode,
uint16_t chipSelectGpioPin, GPIO_TypeDef* chipSelectGpioPort, size_t maxRecvSize);
uint16_t getChipSelectGpioPin() const;
@ -18,6 +42,7 @@ public:
address_t getDeviceAddress() const;
spi::SpiBus getSpiIdx() const;
spi::SpiModes getSpiMode() const;
spi::TransferModes getTransferMode() const;
uint32_t getSpiSpeed() const;
size_t getMaxRecvSize() const;
SPI_HandleTypeDef& getSpiHandle();
@ -28,9 +53,17 @@ private:
spi::SpiBus spiIdx;
uint32_t spiSpeed;
spi::SpiModes spiMode;
spi::TransferModes transferMode;
uint16_t chipSelectGpioPin;
GPIO_TypeDef* chipSelectGpioPort;
// The MSP configuration is cached here. Be careful when using this, it is automatically
// deleted by the SPI communication interface if it is not required anymore!
spi::MspCfgBase* mspCfg = nullptr;
const size_t maxRecvSize;
// Only the SpiComIF is allowed to use this to prevent dangling pointers issues
spi::MspCfgBase* getMspCfg();
void deleteMspCfg();
};