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/*******************************************************************************
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*******************************************************************************/
#ifndef __INCmvSysSFlashH
#define __INCmvSysSFlashH
#ifdef __cplusplus
extern "C" {
#endif
/*
** The below macros define the type of the transaction performed by the SFlash
** HAL.
** SYS_SFLASH_TRANS_START: This identifies a start of a new transaction (CS
** assertion).
** SYS_SFLASH_TRANS_END: This identifies the end of a previously started
** transaction (CS de-assertion).
** These options can be OR'ed together to identify atomic operations (like
** flash erase).
*/
#define SYS_SFLASH_TRANS_START 0x1
#define SYS_SFLASH_TRANS_END 0x2
#define SYS_SFLASH_TRANS_ATOMIC 0x3
/*******************************************************************************
* mvSysSflashCommandSet
*
* DESCRIPTION:
* System interface for sending a command to the SPI flash.
*
* INPUT:
* flashHandle: Handle passed by OS glue by which an SPI flash is
* identified.
* cmdBuff: Command data to be written.
* cmdLen: Command length in bytes.
* transType: Bitmask describing the transaction type, see
* SYS_SFLASH_TRANS_XX for details.
*
* OUTPUT:
* None.
*
* RETURN:
* MV_OK on success,
* MV_ERROR otherwise.
*
*******************************************************************************/
MV_STATUS mvSysSflashCommandSet(MV_VOID *flashHandle, MV_U8 *cmdBuff, MV_U32 cmdLen,
MV_U8 transType);
/*******************************************************************************
* mvSysSflashDataRead
*
* DESCRIPTION:
* System interface for reading SPI flash data.
*
* INPUT:
* flashHandle: Handle passed by OS glue by which an SPI flash is
* identified.
* dataBuff: Buffer to read the data into.
* dataLen: Number of bytes to read.
* dummyBytes: Number of dummy bytes to read before reading the real
* data.
* transType: Bitmask describing the transaction type, see
* SYS_SFLASH_TRANS_XX for details.
*
* OUTPUT:
* dataBuff: The data as read from flash.
*
* RETURN:
* MV_OK on success,
* MV_ERROR otherwise.
*
*******************************************************************************/
MV_STATUS mvSysSflashDataRead(MV_VOID *flashHandle, MV_U8 *dataBuff, MV_U32 dataLen,
MV_U32 dummyBytes, MV_U8 transType);
/*******************************************************************************
* mvSysSflashDataWrite
*
* DESCRIPTION:
* System interface for writing SPI flash data.
*
* INPUT:
* flashHandle: Handle passed by OS glue by which an SPI flash is
* identified.
* dataBuff: Buffer holding the data to be written.
* dataLen: Number of bytes to write.
* transType: Bitmask describing the transaction type, see
* SYS_SFLASH_TRANS_XX for details.
*
* OUTPUT:
* None.
*
* RETURN:
* MV_OK on success,
* MV_ERROR otherwise.
*
*******************************************************************************/
MV_STATUS mvSysSflashDataWrite(MV_VOID *flashHandle, MV_U8 *dataBuff, MV_U32 dataLen,
MV_U8 transType);
/*******************************************************************************
* mvSysSflashFreqSet
*
* DESCRIPTION:
* System interface for controlling the SPI interface frequency.
*
* INPUT:
* flashHandle: Handle passed by OS glue by which an SPI flash is
* identified.
* freq: The new frequency to be configured for the SPI IF.
*
* OUTPUT:
* None.
*
* RETURN:
* MV_OK on success,
* MV_ERROR otherwise.
*
*******************************************************************************/
MV_STATUS mvSysSflashFreqSet(MV_VOID *flashHandle, MV_U32 freq);
#ifdef __cplusplus
}
#endif
#endif