WD_DMA Struct Reference

#include <windrvr.h>

Data Fields
DWORD	hDma
	Handle of DMA buffer.
PVOID	pUserAddr
	User address.
KPTR	pKernelAddr
	Kernel address.
DWORD	dwBytes
	Size of buffer.
DWORD	dwOptions
	The first three bytes refer to WD_DMA_OPTIONS The fourth byte is used for specifying the amount of DMA bits in the requested buffer.
DWORD	dwPages
	Number of pages in buffer.
DWORD	hCard
	Handle of relevant card as received from WD_CardRegister()
DMA_TRANSACTION_CALLBACK	DMATransactionCallback
PVOID	DMATransactionCallbackCtx
DWORD	dwAlignment
	required alignment, used for contiguous mode only
DWORD	dwMaxTransferSize
	used for scatter gather mode only
DWORD	dwTransferElementSize
	used for scatter gather mode only
DWORD	dwBytesTransferred
	bytes transferred count
WD_DMA_PAGE	Page [WD_DMA_PAGES]

Detailed Description

Definition at line 541 of file windrvr.h.

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

• windrvr.h