ndisdma.h

来自「WinCE 3.0 BSP, 包含Inter SA1110, Intel_815」· C头文件 代码 · 共 80 行

/*

  Copyright(c) 1998,1999 SIC/Hitachi,Ltd.

	Module Name:

		ndisdma.h

	Revision History:

		26th May   1999		Released

*/

#ifndef _NDISDMA_H_
#define _NDISDMA_H_

#ifdef UNDER_CE

typedef struct _NDIS_DMA_DESCRIPTION {
    BOOLEAN DemandMode;
    BOOLEAN AutoInitialize;
    BOOLEAN DmaChannelSpecified;
    DMA_WIDTH DmaWidth;
    DMA_SPEED DmaSpeed;
    ULONG DmaPort;
    ULONG DmaChannel;
} NDIS_DMA_DESCRIPTION, *PNDIS_DMA_DESCRIPTION;
//
BOOL MapDmaRegister();
void UnMapDmaRegister();

//
// DMA Operations.  
//

NDIS_STATUS
NdisMRegisterDmaChannel(
    OUT PNDIS_HANDLE            MiniportDmaHandle,
    IN  NDIS_HANDLE             MiniportAdapterHandle,
    IN  UINT                    DmaChannel,
    IN  BOOLEAN                 Dma32BitAddresses,
    IN  PNDIS_DMA_DESCRIPTION   DmaDescription,
    IN  ULONG                   MaximumLength
    );

VOID
NdisMDeregisterDmaChannel(
    IN  NDIS_HANDLE             MiniportDmaHandle
    );

VOID
NdisMSetupDmaTransfer(
    OUT PNDIS_STATUS            Status,
    IN  PNDIS_HANDLE            MiniportDmaHandle,
    IN  PNDIS_BUFFER            Buffer,
    IN  ULONG                   Offset,
    IN  ULONG                   Length,
    IN  BOOLEAN                 WriteToDevice
    );

VOID
NdisMCompleteDmaTransfer(
    OUT PNDIS_STATUS            Status,
    IN  PNDIS_HANDLE            MiniportDmaHandle,
    IN  PNDIS_BUFFER            Buffer,
    IN  ULONG                   Offset,
    IN  ULONG                   Length,
    IN  BOOLEAN                 WriteToDevice
    );

ULONG
NdisMReadDmaCounter(
    IN  NDIS_HANDLE             MiniportDmaHandle
    );

#endif // UNDER_CE

#endif // _NDISDMA_H_