pxa27x_dma.def

编译环境为PB,或AK,实现27x平台上对DMA的控制,由于270平台上DMA都处在同一个一级中断下,要使用单个的DMA通道,通常也可以在OAL重新映射其中断号,但比较费事,本驱动实现对DMA的管理,

;
; Copyright (c) 2000-2002 Intel Corporation.  All rights reserved.
;
LIBRARY         pxa27x_dma

EXPORTS 		GDE_Init
				GDE_Deinit
				GDE_Open
				GDE_Close
				GDE_IOControl
				GDE_Read
				GDE_Write
				GDE_Seek
				GDE_PowerUp
				GDE_PowerDown
				XllpDmacInit
				XllpDmacHwInit
				XllpDmacAcquireMutex
				XllpDmacFreeMutex
				XllpDmacRegisterDeviceHandler
				XllpDmacUnregisterDeviceHandler
				XllpDmacEnableInterrupts
				XllpDmacDisableInterrupts
;;; pkdebug. remove	            XllpDmacInterruptHandler
			    XllpDmacGetRemainingXfrLength
			    XllpDmacGetPhysicalAds
				XllpDmacCreateDescriptorList   
				XllpDmacChainDescriptors                         
			    XllpDmacAllocateMdl
	            XllpDmacFreeBufferMdl
	            XllpDmacCreateBufferMdl
                XllpDmacAllocDmaDescriptorList
				XllpDmacFreeDescriptorList
				XllpDmacSetupTransfer
				XllpDmacAllocChannel						
				XllpDmacAllocOneChannel
				XllpDmacFreeChannel
				XllpDmacFillLinkedDesc						
				XllpDmacCfgChannelDescTransfer
				XllpDmacCfgChannelNoDescTransfer
				XllpDmacStartTransfer
				XllpDmacStopTransfer
				XllpDmacAttachDesc
				XllpDmacDetachDesc
				XllpDmacGetChannelStatus
				XllpDmacClearChannelStatus				
				XllpDmacEnableInterrupt
				XllpDmacDisableInterrupt
				XllpDmacGetXfrDone
				XllpDmacSetEor
				XllpDmacDumpStatus
				XllpDmacInitHandle
;
;  Test function.  Remove in production releases.
;
				XllpDmacTest