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mbed-os / targets / TARGET_Maxim / TARGET_MAX32670 / Libraries / PeriphDrivers / Source / CRC / crc_reva.h
/******************************************************************************
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 *
 * Permission is hereby granted, free of charge, to any person obtaining a
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 * The above copyright notice and this permission notice shall be included
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of Maxim Integrated
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 * The mere transfer of this software does not imply any licenses
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#ifndef LIBRARIES_PERIPHDRIVERS_SOURCE_CRC_CRC_REVA_H_
#define LIBRARIES_PERIPHDRIVERS_SOURCE_CRC_CRC_REVA_H_

#include "crc.h"
#include "crc_reva_regs.h"

/***** CRC Definitions *****/
/**
  * @brief  Structure used to set up CRC request
  *
  */
typedef struct _mxc_crc_reva_req_t {
    uint32_t *dataBuffer; ///< Pointer to the data
    uint32_t dataLen; ///< Length of the data
    uint32_t resultCRC; ///< Calculated CRC value
} mxc_crc_reva_req_t;

/** 
 * @brief CRC data bit order
 *  
 */
typedef enum { CRC_REVA_LSB_FIRST, CRC_REVA_MSB_FIRST } mxc_crc_reva_bitorder_t;

int MXC_CRC_RevA_Init(mxc_crc_reva_regs_t *crc);
int MXC_CRC_RevA_Shutdown(mxc_crc_reva_regs_t *crc);
int MXC_CRC_RevA_Handler(int ch, int error);
void MXC_CRC_RevA_SetDirection(mxc_crc_reva_regs_t *crc, mxc_crc_reva_bitorder_t bitOrder);
mxc_crc_bitorder_t MXC_CRC_RevA_GetDirection(mxc_crc_reva_regs_t *crc);
void MXC_CRC_RevA_SwapDataIn(mxc_crc_reva_regs_t *crc, mxc_crc_reva_bitorder_t bitOrder);
void MXC_CRC_RevA_SwapDataOut(mxc_crc_reva_regs_t *crc, mxc_crc_reva_bitorder_t bitOrder);
void MXC_CRC_RevA_SetPoly(mxc_crc_reva_regs_t *crc, uint32_t poly);
uint32_t MXC_CRC_RevA_GetPoly(mxc_crc_reva_regs_t *crc);
uint32_t MXC_CRC_RevA_GetResult(mxc_crc_reva_regs_t *crc);
int MXC_CRC_RevA_Compute(mxc_crc_reva_regs_t *crc, mxc_crc_reva_req_t *req);
int MXC_CRC_RevA_ComputeAsync(mxc_crc_reva_regs_t *crc, mxc_crc_reva_req_t *req);

#endif // LIBRARIES_PERIPHDRIVERS_SOURCE_CRC_CRC_REVA_H_