DMA Driver Structs

Data Structures
struct	_XdmadChannel
struct	_Xdmad
struct	_XdmadCfg
struct	_LinkedListDescriporView0
	Structure for storing parameters for DMA view0 that can be performed by the DMA Master transfer. More...
struct	_LinkedListDescriporView1
	Structure for storing parameters for DMA view1 that can be performed by the DMA Master transfer. More...
struct	_LinkedListDescriporView2
	Structure for storing parameters for DMA view2 that can be performed by the DMA Master transfer. More...
struct	_LinkedListDescriporView3
	Structure for storing parameters for DMA view3 that can be performed by the DMA Master transfer. More...

Typedefs
typedef enum _XdmadStatus	eXdmadStatus
typedef enum _XdmadStatus	eXdmadRC
typedef enum _XdmadState	eXdmadState
typedef enum _XdmadProgState	eXdmadProgState
typedef void(*	XdmadTransferCallback) (uint32_t Channel, void *pArg, uint32_t status)
typedef struct _XdmadChannel	sXdmadChannel
typedef struct _Xdmad	sXdmad
typedef struct _XdmadCfg	sXdmadCfg
typedef struct _LinkedListDescriporView0	LinkedListDescriporView0
	Structure for storing parameters for DMA view0 that can be performed by the DMA Master transfer.
typedef struct _LinkedListDescriporView1	LinkedListDescriporView1
	Structure for storing parameters for DMA view1 that can be performed by the DMA Master transfer.
typedef struct _LinkedListDescriporView2	LinkedListDescriporView2
	Structure for storing parameters for DMA view2 that can be performed by the DMA Master transfer.
typedef struct _LinkedListDescriporView3	LinkedListDescriporView3
	Structure for storing parameters for DMA view3 that can be performed by the DMA Master transfer.

Enumerations
enum	_XdmadStatus {   XDMAD_OK = 0, XDMAD_PARTIAL_DONE, XDMAD_DONE, XDMAD_BUSY,   XDMAD_ERROR, XDMAD_CANCELED }
enum	_XdmadState {   XDMAD_STATE_FREE = 0, XDMAD_STATE_ALLOCATED, XDMAD_STATE_START, XDMAD_STATE_IN_XFR,   XDMAD_STATE_DONE, XDMAD_STATE_HALTED }
enum	_XdmadProgState { XDMAD_SINGLE = 0, XDMAD_MULTI, XDMAD_LLI }

Detailed Description

Typedef Documentation

eXdmadProgState

typedef enum _XdmadProgState eXdmadProgState

DMA Programming state for channel

eXdmadState

typedef enum _XdmadState eXdmadState

DMA state for channel

eXdmadStatus

typedef enum _XdmadStatus eXdmadStatus

DMA status or return code

sXdmad

typedef struct _Xdmad sXdmad

DMA driver instance

sXdmadChannel

typedef struct _XdmadChannel sXdmadChannel

DMA driver channel

XdmadTransferCallback

typedef void(* XdmadTransferCallback) (uint32_t Channel, void *pArg, uint32_t status)

DMA transfer callback

Enumeration Type Documentation

_XdmadProgState

enum _XdmadProgState

DMA Programming state for channel

_XdmadState

enum _XdmadState

DMA state for channel

Enumerator
XDMAD_STATE_FREE	Free channel
XDMAD_STATE_ALLOCATED	Allocated to some peripheral
XDMAD_STATE_START	DMA started
XDMAD_STATE_IN_XFR	DMA in transferring
XDMAD_STATE_DONE	DMA transfer done
XDMAD_STATE_HALTED	DMA transfer stopped

_XdmadStatus

enum _XdmadStatus

DMA status or return code

Enumerator
XDMAD_OK	Operation is successful
XDMAD_BUSY	Channel occupied or transfer not finished
XDMAD_ERROR	Operation failed
XDMAD_CANCELED	Operation cancelled