SDMMC OSA

Overview

The sdmmc osa adapter provide interface of os adapter.

Macros
#define	SDMMC_OSA_EVENT_TRANSFER_CMD_SUCCESS   (1U << 0U)
	transfer event
#define	SDMMC_OSA_EVENT_CARD_INSERTED   (1U << 8U)
	card detect event, start from index 8

sdmmc osa Function
void	SDMMC_OSAInit (void)
	Initialize OSA.
status_t	SDMMC_OSAEventCreate (void *eventHandle)
	OSA Create event. More...
status_t	SDMMC_OSAEventWait (void *eventHandle, uint32_t eventType, uint32_t timeoutMilliseconds, uint32_t *event)
	Wait event. More...
status_t	SDMMC_OSAEventSet (void *eventHandle, uint32_t eventType)
	set event. More...
status_t	SDMMC_OSAEventGet (void *eventHandle, uint32_t mask, uint32_t *flag)
	Get event flag. More...
status_t	SDMMC_OSAEventClear (void *eventHandle, uint32_t eventType)
	clear event flag. More...
status_t	SDMMC_OSAEventDestroy (void *eventHandle)
	Delete event. More...
void	SDMMC_OSADelay (uint32_t milliseconds)
	sdmmc delay. More...

Function Documentation

status_t SDMMC_OSAEventCreate

(

void *

eventHandle

)

Parameters

eventHandle

event handle.

Return values

kStatus_Fail

or kStatus_Success.

status_t SDMMC_OSAEventWait	(	void *	eventHandle,
		uint32_t	eventType,
		uint32_t	timeoutMilliseconds,
		uint32_t *	event
	)

Parameters

eventHandle	The event type
eventType	Timeout time in milliseconds.
timeoutMilliseconds	timeout value in ms.
event	event flags.

Return values

kStatus_Fail

or kStatus_Success.

status_t SDMMC_OSAEventSet	(	void *	eventHandle,
		uint32_t	eventType
	)

Parameters

eventHandle	event handle.
eventType	The event type

Return values

kStatus_Fail

or kStatus_Success.

status_t SDMMC_OSAEventGet	(	void *	eventHandle,
		uint32_t	mask,
		uint32_t *	flag
	)

Parameters

eventHandle	event handle.
mask	event mask.
flag	pointer to store event value.

Return values

kStatus_Fail

or kStatus_Success.

status_t SDMMC_OSAEventClear	(	void *	eventHandle,
		uint32_t	eventType
	)

Parameters

eventHandle	event handle.
eventType	The event type

Return values

kStatus_Fail

or kStatus_Success.

status_t SDMMC_OSAEventDestroy

(

void *

eventHandle

)

Parameters

eventHandle

The event handle.

void SDMMC_OSADelay

(

uint32_t

milliseconds

)

Parameters

milliseconds

time to delay