_DMA_REQUEST Struct Reference

#include <dma.h>

Data Fields
DMA_HOST *	host
DMA_DATA *	data
	List of data blocks for this request.
uint32_t	flags
	Flags for the request (eg DMA_REQUEST_FLAG_RELEASE).
uint32_t	direction
	The direction of the DMA request (eg DMA_DIR_MEM_TO_MEM).
uint32_t	peripheral
	The peripheral ID for data request gating (eg DMA_DREQ_ID_NONE).
dma_request_completed_cb	callback
	Callback function that will be called when this DMA request has been successfully completed or has failed.
void *	driverdata
	Private data for the completion callback (Optional).
uint32_t	status
	Status of the request (ERROR_SUCCESS if successful, or another error code if the request failed).
void *	controlblocks

Field Documentation

host

DMA_HOST* host

data

DMA_DATA* data

List of data blocks for this request.

flags

uint32_t flags

Flags for the request (eg DMA_REQUEST_FLAG_RELEASE).

direction

uint32_t direction

The direction of the DMA request (eg DMA_DIR_MEM_TO_MEM).

peripheral

uint32_t peripheral

The peripheral ID for data request gating (eg DMA_DREQ_ID_NONE).

callback

dma_request_completed_cb callback

Callback function that will be called when this DMA request has been successfully completed or has failed.

driverdata

void* driverdata

Private data for the completion callback (Optional).

status

uint32_t status

Status of the request (ERROR_SUCCESS if successful, or another error code if the request failed).

controlblocks

void* controlblocks

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The documentation for this struct was generated from the following file:

• ultibo/dma.h