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47 lines
1.2 KiB
47 lines
1.2 KiB
/* |
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* SPIDriver.h --- AP_HAL_SMACCM SPI driver. |
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* |
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* Copyright (C) 2012, Galois, Inc. |
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* All Rights Reserved. |
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* |
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* This software is released under the "BSD3" license. Read the file |
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* "LICENSE" for more information. |
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*/ |
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#ifndef __AP_HAL_SMACCM_SPIDRIVER_H__ |
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#define __AP_HAL_SMACCM_SPIDRIVER_H__ |
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#include <AP_HAL_Boards.h> |
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#if CONFIG_HAL_BOARD == HAL_BOARD_SMACCM |
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#include <AP_HAL_SMACCM.h> |
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#include "Semaphores.h" |
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#include <hwf4/spi.h> |
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class SMACCM::SMACCMSPIDeviceDriver : public AP_HAL::SPIDeviceDriver { |
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public: |
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SMACCMSPIDeviceDriver(spi_bus *bus, spi_device *device); |
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void init(); |
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AP_HAL::Semaphore* get_semaphore(); |
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void transaction(const uint8_t *tx, uint8_t *rx, uint16_t len); |
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void cs_assert(); |
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void cs_release(); |
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uint8_t transfer (uint8_t data); |
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private: |
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SMACCMSemaphore _semaphore; |
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struct spi_bus *_bus; |
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struct spi_device *_device; |
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}; |
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class SMACCM::SMACCMSPIDeviceManager : public AP_HAL::SPIDeviceManager { |
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public: |
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SMACCMSPIDeviceManager(); |
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void init(void *); |
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AP_HAL::SPIDeviceDriver* device(AP_HAL::SPIDevice); |
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}; |
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#endif // CONFIG_HAL_BOARD == HAL_BOARD_SMACCM |
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#endif // __AP_HAL_SMACCM_SPIDRIVER_H__
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