WDC_ReadAddr64()

DWORD DLLCALLCONV WDC_ReadAddr64	(	_In_ WDC_DEVICE_HANDLE	hDev,
		_In_ DWORD	dwAddrSpace,
		_In_ KPTR	dwOffset,
		_Outptr_ UINT64 *	pqwVal
	)

reads 8 byte (64 bits) from a specified memory or I/O address.

Parameters

[in]	hDev	Handle to a WDC device, returned by WDC_xxxDeviceOpen()
[in]	dwAddrSpace	The memory or I/O address space to read from
[in]	dwOffset	The offset from the beginning of the specified address space (dwAddrSpace) to read from
[out]	pqwVal	Pointer to a buffer to be filled with the data that is read from the specified address

Returns

Returns WD_STATUS_SUCCESS (0) on success, or an appropriate error code otherwise