SDMMC_Exported_Functions

Functions
HAL_StatusTypeDef	HAL_SDMMC_INIT (SD_TypeDef *hsd)
	SDMMC initial. More...
HAL_StatusTypeDef	HAL_SDMMC_GET_RESP (SD_TypeDef *hsd, uint32_t *resp)
	Get sd command response. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_TIMEOUT (SD_TypeDef *hsd, uint32_t timeout)
	Set sd timeout. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_DATALEN (SD_TypeDef *hsd, uint32_t len)
	Set sd transfer data length. More...
HAL_StatusTypeDef	HAL_SDMMC_CLR_DATA_CTRL (SD_TypeDef *hsd)
	Clear data lenght. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_DATA_CTRL (SD_TypeDef *hsd, uint32_t blk_size, uint32_t direct, uint32_t wire, uint32_t mode)
	Set tranmite configure. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_WIRE (SD_TypeDef *hsd, uint32_t wire)
	Set sd line more. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_DIRECT (SD_TypeDef *hsd, uint32_t direct)
	set data read/write mode. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_STREAM (SD_TypeDef *hsd, uint32_t stream)
	Set stream mode or block mode. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_BLOCK_SIZE (SD_TypeDef *hsd, uint32_t blk_size)
	Set transmit block size. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_DATA_EN (SD_TypeDef *hsd, uint32_t data_en)
	Enable data transfer, it should be set before command setting. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_DATA_START (SD_TypeDef *hsd, uint32_t start)
	start data transfer. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_IRQ_MASK (SD_TypeDef *hsd, uint32_t mask)
	Set SD IRQ mask. More...
uint32_t	HAL_SDMMC_GET_IRQ_MASK (SD_TypeDef *hsd)
	Get current IRQ setting. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_CMD (SD_TypeDef *hsd, uint32_t cmd_idx, uint32_t resp, uint32_t arg)
	set sd command. More...
uint32_t	HAL_SDMMC_GET_STA (SD_TypeDef *hsd)
	Get SDMMC status. More...
HAL_StatusTypeDef	HAL_SDMMC_CLR_INT (SD_TypeDef *hsd, uint32_t irq)
	Clear irq bits. More...
HAL_StatusTypeDef	HAL_SDMMC_CLK_SET (SD_TypeDef *hsd, uint32_t div, uint8_t en)
	Set SD clock. More...
HAL_StatusTypeDef	HAL_SDMMC_POWER_SET (SD_TypeDef *hsd, uint32_t pow)
	Set SD power mode. More...
HAL_StatusTypeDef	HAL_SDMMC_WIRTE (SD_TypeDef *hsd, uint32_t *buf, uint32_t size)
	SD write data. More...
HAL_StatusTypeDef	HAL_SDMMC_READ (SD_TypeDef *hsd, uint32_t *buf, uint32_t size)
	SD read data. More...
uint32_t	HAL_SDMMC_GET_RCI (SD_TypeDef *hsd)
	get RCI. More...
HAL_StatusTypeDef	HAL_SDMMC_SWITCH_NORMAL (SD_TypeDef *hsd)
	Switch sd to normal driver access. More...
HAL_StatusTypeDef	HAL_SDMMC_SWITCH_AHB (SD_TypeDef *hsd)
	Switch sd to AHB access. More...
HAL_StatusTypeDef	HAL_SDMMC_SELECT_VERSION (SD_TypeDef *hsd, uint8_t blk_mode)
	Configure SD version (size larger than 2GB address will be block based). More...
HAL_StatusTypeDef	HAL_SDMMC_CACHE_EN (SD_TypeDef *hsd, uint8_t en)
	Enable AHB read cache data, or AHB read return dummy. More...
HAL_StatusTypeDef	HAL_SDMMC_CACHE_TO_EN (SD_TypeDef *hsd, uint8_t en)
	Enable AHB read time out recover. More...
HAL_StatusTypeDef	HAL_SDMMC_ENABLE_AHB_MAP (SD_TypeDef *hsd, uint8_t sd_map_en)
	Configure MPI3/SD2 AHB space user. More...
HAL_StatusTypeDef	HAL_SDMMC_SET_CAOFFSET (SD_TypeDef *hsd, uint32_t offset)
	Set cache OFFSET for AHB. More...
HAL_StatusTypeDef	HAL_SDMMC_VOID_FIFO (SD_TypeDef *hsd, uint8_t en)
	Enable void fifo function. More...

Detailed Description

Function Documentation

HAL_SDMMC_CACHE_EN()

HAL_StatusTypeDef HAL_SDMMC_CACHE_EN	(	SD_TypeDef *	hsd,
		uint8_t	en
	)

Enable AHB read cache data, or AHB read return dummy.

Parameters

hsd	sd handle.
en	cache enable or not.

Return values

HAL

status

HAL_SDMMC_CACHE_TO_EN()

HAL_StatusTypeDef HAL_SDMMC_CACHE_TO_EN	(	SD_TypeDef *	hsd,
		uint8_t	en
	)

Enable AHB read time out recover.

Parameters

hsd	sd handle.
en	timeout enable or not.

Return values

HAL

status

HAL_SDMMC_CLK_SET()

HAL_StatusTypeDef HAL_SDMMC_CLK_SET	(	SD_TypeDef *	hsd,
		uint32_t	div,
		uint8_t	en
	)

Set SD clock.

Parameters

hsd	sd handle.
div	clock divider.
en	enable clock or not

Return values

HAL

status

HAL_SDMMC_CLR_DATA_CTRL()

HAL_StatusTypeDef HAL_SDMMC_CLR_DATA_CTRL

(

SD_TypeDef *

hsd

)

Clear data lenght.

Parameters

hsd	sd handle.

Return values

HAL

status

HAL_SDMMC_CLR_INT()

HAL_StatusTypeDef HAL_SDMMC_CLR_INT	(	SD_TypeDef *	hsd,
		uint32_t	irq
	)

Clear irq bits.

Parameters

hsd	sd handle.
irq	irq bits to be clear.

Return values

HAL

status

HAL_SDMMC_ENABLE_AHB_MAP()

HAL_StatusTypeDef HAL_SDMMC_ENABLE_AHB_MAP	(	SD_TypeDef *	hsd,
		uint8_t	sd_map_en
	)

Configure MPI3/SD2 AHB space user.

Parameters

hsd	sd handle.
sd_map_en	map for SD2 if enable, or for MPI3.

Return values

HAL

status

HAL_SDMMC_GET_IRQ_MASK()

uint32_t HAL_SDMMC_GET_IRQ_MASK

(

SD_TypeDef *

hsd

)

Get current IRQ setting.

Parameters

hsd	sd handle.

Return values

IRQ	MASK setting.

HAL_SDMMC_GET_RCI()

uint32_t HAL_SDMMC_GET_RCI

(

SD_TypeDef *

hsd

)

get RCI.

Parameters

hsd	sd handle.

Return values

rci

value

HAL_SDMMC_GET_RESP()

HAL_StatusTypeDef HAL_SDMMC_GET_RESP	(	SD_TypeDef *	hsd,
		uint32_t *	resp
	)

Get sd command response.

Parameters

hsd	sd handle.
resp	response data buffer.

Return values

HAL

status

HAL_SDMMC_GET_STA()

uint32_t HAL_SDMMC_GET_STA

(

SD_TypeDef *

hsd

)

Get SDMMC status.

Parameters

hsd	sd handle.

Return values

status.

HAL_SDMMC_INIT()

HAL_StatusTypeDef HAL_SDMMC_INIT

(

SD_TypeDef *

hsd

)

SDMMC initial.

Parameters

hsd	sd handle.

Return values

HAL

status

HAL_SDMMC_POWER_SET()

HAL_StatusTypeDef HAL_SDMMC_POWER_SET	(	SD_TypeDef *	hsd,
		uint32_t	pow
	)

Set SD power mode.

Parameters

hsd	sd handle.
pow	power mode.

Return values

HAL

status

HAL_SDMMC_READ()

HAL_StatusTypeDef HAL_SDMMC_READ	(	SD_TypeDef *	hsd,
		uint32_t *	buf,
		uint32_t	size
	)

SD read data.

Parameters

hsd	sd handle.
buf	data buffer.
size	data size.

Return values

HAL

status

HAL_SDMMC_SELECT_VERSION()

HAL_StatusTypeDef HAL_SDMMC_SELECT_VERSION	(	SD_TypeDef *	hsd,
		uint8_t	blk_mode
	)

Configure SD version (size larger than 2GB address will be block based).

Parameters

hsd	sd handle.
blk_mode	block for read/write param (size larger than 2GB).

Return values

HAL

status

HAL_SDMMC_SET_BLOCK_SIZE()

HAL_StatusTypeDef HAL_SDMMC_SET_BLOCK_SIZE	(	SD_TypeDef *	hsd,
		uint32_t	blk_size
	)

Set transmit block size.

Parameters

hsd	sd handle.
blk_size	block size, not larger than 2048.

Return values

HAL

status

HAL_SDMMC_SET_CAOFFSET()

HAL_StatusTypeDef HAL_SDMMC_SET_CAOFFSET	(	SD_TypeDef *	hsd,
		uint32_t	offset
	)

Set cache OFFSET for AHB.

Parameters

hsd	sd handle.
offset	AHB cache offset, it depend on card version.

Return values

HAL

status

HAL_SDMMC_SET_CMD()

HAL_StatusTypeDef HAL_SDMMC_SET_CMD	(	SD_TypeDef *	hsd,
		uint32_t	cmd_idx,
		uint32_t	resp,
		uint32_t	arg
	)

set sd command.

Parameters

hsd	sd handle.
cmd_idx	command index.
resp	response flag.
arg	argument.

Return values

HAL

status

HAL_SDMMC_SET_DATA_CTRL()

HAL_StatusTypeDef HAL_SDMMC_SET_DATA_CTRL	(	SD_TypeDef *	hsd,
		uint32_t	blk_size,
		uint32_t	direct,
		uint32_t	wire,
		uint32_t	mode
	)

Set tranmite configure.

Parameters

hsd	sd handle.
blk_size	block size.
direct	read or write.
wire	wire mode.
mode	block or stream.

Return values

HAL

status

HAL_SDMMC_SET_DATA_EN()

HAL_StatusTypeDef HAL_SDMMC_SET_DATA_EN	(	SD_TypeDef *	hsd,
		uint32_t	data_en
	)

Enable data transfer, it should be set before command setting.

Parameters

hsd	sd handle.
data_en	data transmit enable.

Return values

HAL

status

HAL_SDMMC_SET_DATA_START()

HAL_StatusTypeDef HAL_SDMMC_SET_DATA_START	(	SD_TypeDef *	hsd,
		uint32_t	start
	)

start data transfer.

Parameters

hsd	sd handle.
start	start or stop.

Return values

HAL

status

HAL_SDMMC_SET_DATALEN()

HAL_StatusTypeDef HAL_SDMMC_SET_DATALEN	(	SD_TypeDef *	hsd,
		uint32_t	len
	)

Set sd transfer data length.

Parameters

hsd	sd handle.
len	data lenght.

Return values

HAL

status

HAL_SDMMC_SET_DIRECT()

HAL_StatusTypeDef HAL_SDMMC_SET_DIRECT	(	SD_TypeDef *	hsd,
		uint32_t	direct
	)

set data read/write mode.

Parameters

hsd	sd handle.
direct	read or write.

Return values

HAL

status

HAL_SDMMC_SET_IRQ_MASK()

HAL_StatusTypeDef HAL_SDMMC_SET_IRQ_MASK	(	SD_TypeDef *	hsd,
		uint32_t	mask
	)

Set SD IRQ mask.

Parameters

hsd	sd handle.
mask	irq bit to be mask.

Return values

HAL

status

HAL_SDMMC_SET_STREAM()

HAL_StatusTypeDef HAL_SDMMC_SET_STREAM	(	SD_TypeDef *	hsd,
		uint32_t	stream
	)

Set stream mode or block mode.

Parameters

hsd	sd handle.
stream	stream mode or block mode.

Return values

HAL

status

HAL_SDMMC_SET_TIMEOUT()

HAL_StatusTypeDef HAL_SDMMC_SET_TIMEOUT	(	SD_TypeDef *	hsd,
		uint32_t	timeout
	)

Set sd timeout.

Parameters

hsd	sd handle.
timeout	timeout value.

Return values

HAL

status

HAL_SDMMC_SET_WIRE()

HAL_StatusTypeDef HAL_SDMMC_SET_WIRE	(	SD_TypeDef *	hsd,
		uint32_t	wire
	)

Set sd line more.

Parameters

hsd	sd handle.
wire	1 line, 4 line or 8 line.

Return values

HAL

status

HAL_SDMMC_SWITCH_AHB()

HAL_StatusTypeDef HAL_SDMMC_SWITCH_AHB

(

SD_TypeDef *

hsd

)

Switch sd to AHB access.

Parameters

hsd	sd handle.

Return values

HAL

status

HAL_SDMMC_SWITCH_NORMAL()

HAL_StatusTypeDef HAL_SDMMC_SWITCH_NORMAL

(

SD_TypeDef *

hsd

)

Switch sd to normal driver access.

Parameters

hsd	sd handle.

Return values

HAL

status

HAL_SDMMC_VOID_FIFO()

HAL_StatusTypeDef HAL_SDMMC_VOID_FIFO	(	SD_TypeDef *	hsd,
		uint8_t	en
	)

Enable void fifo function.

Parameters

hsd	sd handle.
en	enable void fifo function or not.

Return values

HAL

status

HAL_SDMMC_WIRTE()

HAL_StatusTypeDef HAL_SDMMC_WIRTE	(	SD_TypeDef *	hsd,
		uint32_t *	buf,
		uint32_t	size
	)

SD write data.

Parameters

hsd	sd handle.
buf	data buffer.
size	data size.

Return values

HAL

status