blockdmadevice.h

pci9054的驱动

// BlockDMADevice.h
//
// Generated by DriverWizard version DriverStudio 2.7.0 (Build 562)
// Requires Compuware's DriverWorks classes
//

#ifndef __BlockDMADevice_h__
#define __BlockDMADevice_h__


class BlockDMADevice : public KPnpDevice
{
	// Constructors
public:
	SAFE_DESTRUCTORS;
	BlockDMADevice(PDEVICE_OBJECT Pdo, ULONG Unit);
	~BlockDMADevice();

	// Member Functions
public:
	DEVMEMBER_DISPATCHERS
	DEVMEMBER_DMAREADY(BlockDMADevice, OnDmaReady)
	DEVMEMBER_CANCELIRP(BlockDMADevice, CancelQueuedIrp)
		// The ISR (interrupt service routine)
	MEMBER_ISR(BlockDMADevice, Isr_Irq);
		// The DPC (deferred procedure call) for the ISR
	MEMBER_DPC(BlockDMADevice, DpcFor_Irq);
	MEMBER_THREAD(BlockDMADevice,stage);
	virtual NTSTATUS OnStartDevice(KIrp I);
	virtual NTSTATUS OnStopDevice(KIrp I);
	virtual NTSTATUS OnRemoveDevice(KIrp I);
	VOID Invalidate(void);
	virtual NTSTATUS DefaultPnp(KIrp I);
	virtual NTSTATUS DefaultPower(KIrp I);
	virtual NTSTATUS OnDevicePowerUp(KIrp I);
	virtual NTSTATUS OnDeviceSleep(KIrp I);
	void SerialRead(KIrp I);
	void SerialWrite(KIrp I);
	VOID StartDMA(ULONG PAddress,ULONG NBytes);
	NTSTATUS BLOCKDMA_IOCTL_800_Handler(KIrp I);
	NTSTATUS BLOCKDMA_IOCTL_801_Handler(KIrp I);
	NTSTATUS BLOCKDMA_IOCTL_802_Handler(KIrp I);
	NTSTATUS BLOCKDMA_IOCTL_803_Handler(KIrp I);
	NTSTATUS BLOCKDMA_IOCTL_804_Handler(KIrp I);

#ifdef _COMMENT_ONLY

		// The following member functions are actually defined by the
		// a DEVMEMBER_xxx or MEMBER_xxx macro (such as DEVMEMBER_DISPATCHERS).
		// The macro __COMMENT_ONLY never gets defined.  These comment-only
		// definitions simply allow easy navigation to the functions within
		// the Developer Studio using the class browser.

	VOID OnDmaReady(KDmaTransfer* pXfer, KIrp I);	// COMMENT_ONLY
	BOOLEAN Isr_Irq(void); // COMMENT_ONLY
	VOID DpcFor_Irq(PVOID Arg1, PVOID Arg2); // COMMENT_ONLY
	VOID CancelQueuedIrp(KIrp I);					// COMMENT_ONLY
	virtual NTSTATUS CleanUp(KIrp I);				// COMMENT_ONLY
	virtual NTSTATUS Create(KIrp I);				// COMMENT_ONLY
	virtual NTSTATUS Close(KIrp I);					// COMMENT_ONLY
	virtual NTSTATUS DeviceControl(KIrp I);			// COMMENT_ONLY
	virtual NTSTATUS SystemControl(KIrp I);			// COMMENT_ONLY
	virtual NTSTATUS Read(KIrp I);					// COMMENT_ONLY
	virtual VOID StartIo(KIrp I);					// COMMENT_ONLY
	virtual NTSTATUS Write(KIrp I);					// COMMENT_ONLY

#endif

	// Member Data
protected:
		// Unit number for this device (0-9)
	ULONG				m_Unit;
	KPnpLowerDevice		m_Lower;
		// The following members correspond to hardware resources in the
		// device.
	KMemoryRange		m_MemoryRange0;
	KMemoryRange		m_MemoryRange2;
	KIoRange			m_IoPortRange1;
	KIoRange			m_IoPortRange3;
	KPciConfiguration   m_Config;
	KDmaTransfer* 		m_CurrentTransfer;
	KDmaAdapter			m_Dma;
	KInterrupt			m_Irq;
	KDeferredCall		m_DpcFor_Irq;
	KIrp*               m_pIrp;
	KEvent*             m_pEventToSignal;  //同步对象

	KCommonDmaBuffer m_Buffer;
	volatile int m_ReadWrite; //0读 1写
   
};

#endif