flash.h File Reference

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Data Structures
struct	Flash_DevConfig
	Flash device config. This will be part of the flash config, so has to be filled by sysconfig or otherwise before invoking Flash_open. More...
struct	Flash_Params
	Parameters passed during Flash_open() More...
struct	Flash_Fxns
	Driver implementation callbacks. More...
struct	Flash_Attrs
	Flash device attributes, these are filled by SysCfg based on the flash device that is selected. More...
struct	Flash_Config
	Flash driver configuration, these are filled by SysCfg based on the flash device that is selected. More...

Macros
#define	FLASH_INVALID_VALUE   (0xFFFFFFFFU)
#define	CONFIG_FLASH_TYPE_SERIAL   ((uint32_t)0x1)
#define	CONFIG_FLASH_TYPE_PARALLEL   ((uint32_t)0x2)
#define	CONFIG_FLASH_TYPE_SERIAL_NOR   (0x00U)
	Flash type supported. More...
#define	CONFIG_FLASH_TYPE_SERIAL_NAND   (0x01U)
#define	CONFIG_FLASH_TYPE_PARALLEL_NOR   (0x02U)
#define	CONFIG_FLASH_TYPE_PARALLEL_NAND   (0x03U)
#define	CONFIG_FLASH_TYPE_INVALID   (0xFFU)
#define	FLASH_NOR_UPDATE_RD_DUMMY_VALUE   (1U)
#define	FLASH_NAND_UPDATE_RD_DUMMY_VALUE   (0U)

Typedefs
typedef void *	Flash_Handle
	Handle to the FLash driver returned by Flash_opem() More...
Flash driver implementation callbacks
typedef int32_t(*	Flash_OpenFxn) (Flash_Config *config, Flash_Params *params)
	Driver implementation to open a specific flash driver. More...
typedef void(*	Flash_CloseFxn) (Flash_Config *config)
	Driver implementation to close a specific flash driver. More...
typedef int32_t(*	Flash_ReadFxn) (Flash_Config *config, uint32_t offset, uint8_t *buf, uint32_t len)
	Driver implementation to read from flash using a specific flash driver. More...
typedef int32_t(*	Flash_WriteFxn) (Flash_Config *config, uint32_t offset, uint8_t *buf, uint32_t len)
	Driver implementation to write to flash using specific flash driver. More...
typedef int32_t(*	Flash_EraseFxn) (Flash_Config *config, uint32_t blockNum)
	Driver implementation to erase a block using a specific flash driver. More...
typedef int32_t(*	Flash_EraseSectorFxn) (Flash_Config *config, uint32_t sectorNum)
	Driver implementation to erase a sector using a specific flash driver. More...
typedef int32_t(*	Flash_ResetFxn) (Flash_Config *config)
	Driver implementation to soft reset the flash. More...
typedef int32_t(*	Flash_EnablePhyPipelineFxn) (Flash_Config *config)
	Driver implementation to enable PHY pipeline mode in Flash. More...
typedef int32_t(*	Flash_DisablePhyPipelineFxn) (Flash_Config *config)
	Driver implementation to disable PHY pipeline mode in Flash. More...
typedef int32_t(*	Flash_quirksFxn) (Flash_Config *config)
	User implementation of a custom function to handle vendor specific quirks. More...
typedef int32_t(*	Flash_custProtocolFxn) (Flash_Config *config)
	User implementation of a custom function to configure flash to operate in a specific protocol. More...

Functions
void	Flash_Params_init (Flash_Params *params)
	Set default parameters in the Flash_Params_s structure. More...
Flash_Handle	Flash_open (uint32_t instanceId, Flash_Params *params)
	Open flash driver. More...
void	Flash_close (Flash_Handle handle)
	Close flash driver. More...
Flash_Handle	Flash_getHandle (uint32_t instanceId)
	Get handle to flash driver. More...
int32_t	Flash_read (Flash_Handle handle, uint32_t offset, uint8_t *buf, uint32_t len)
	Read data from flash. More...
int32_t	Flash_write (Flash_Handle handle, uint32_t offset, uint8_t *buf, uint32_t len)
	Write to flash. More...
int32_t	Flash_blkPageToOffset (Flash_Handle handle, uint32_t *offset, uint32_t block, uint32_t page)
	Utility API to convert (Block Num, Page Num) to offset in bytes. More...
int32_t	Flash_offsetToBlkPage (Flash_Handle handle, uint32_t offset, uint32_t *block, uint32_t *page)
	Utility API to convert offset in bytes to (Block Num, Page Num) More...
int32_t	Flash_SectorPageToOffset (Flash_Handle handle, uint32_t *offset, uint32_t sector, uint32_t page)
	Utility API to convert (Sector Num, Page Num) to offset in bytes. More...
int32_t	Flash_offsetToSectorPage (Flash_Handle handle, uint32_t offset, uint32_t *sector, uint32_t *page)
	Utility API to convert offset in bytes to (Sector Num, Page Num) More...
int32_t	Flash_eraseBlk (Flash_Handle handle, uint32_t blockNum)
	Erase a block from flash. More...
int32_t	Flash_eraseSector (Flash_Handle handle, uint32_t sectorNum)
	Erase a sector from flash. More...
int32_t	Flash_reset (Flash_Handle handle)
	Do a soft reset of the flash. More...
int32_t	Flash_enablePhyPipeline (Flash_Handle handle)
	Enables PHY mode in flash. More...
int32_t	Flash_disablePhyPipeline (Flash_Handle handle)
	Disable PHY mode in flash. More...
uint32_t	Flash_getPhyTuningOffset (Flash_Handle handle)
	Return flash offset to write PHY tuning data. More...
Flash_Attrs *	Flash_getAttrs (uint32_t instanceId)
	Return flash attributes. More...
uint32_t	Flash_getFlashInterfaceIndex (uint32_t flashType)
	Return flash index based on type of flash. More...
void	Flash_init (void)
	This function initializes the Flash module. More...
void	Flash_deinit (void)
	This function de-initializes the Flash module. More...

Macro Definition Documentation

FLASH_INVALID_VALUE

#define FLASH_INVALID_VALUE   (0xFFFFFFFFU)

CONFIG_FLASH_TYPE_SERIAL

#define CONFIG_FLASH_TYPE_SERIAL   ((uint32_t)0x1)

CONFIG_FLASH_TYPE_PARALLEL

#define CONFIG_FLASH_TYPE_PARALLEL   ((uint32_t)0x2)

CONFIG_FLASH_TYPE_SERIAL_NOR

#define CONFIG_FLASH_TYPE_SERIAL_NOR   (0x00U)

Flash type supported.

CONFIG_FLASH_TYPE_SERIAL_NAND

#define CONFIG_FLASH_TYPE_SERIAL_NAND   (0x01U)

CONFIG_FLASH_TYPE_PARALLEL_NOR

#define CONFIG_FLASH_TYPE_PARALLEL_NOR   (0x02U)

CONFIG_FLASH_TYPE_PARALLEL_NAND

#define CONFIG_FLASH_TYPE_PARALLEL_NAND   (0x03U)

CONFIG_FLASH_TYPE_INVALID

#define CONFIG_FLASH_TYPE_INVALID   (0xFFU)

FLASH_NOR_UPDATE_RD_DUMMY_VALUE

#define FLASH_NOR_UPDATE_RD_DUMMY_VALUE   (1U)

FLASH_NAND_UPDATE_RD_DUMMY_VALUE

#define FLASH_NAND_UPDATE_RD_DUMMY_VALUE   (0U)