OALIoTransSystemAddress (Windows CE 5.0)

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This function translates the system RAM address to the bus-relative address, which can be used for DMA operations.

This function is not the inverse to OALIoTransBusAddress.

BOOL OALIoTransSystemAddress(  INTERFACE_TYPE ifcType,  UINT32 busNumber,  UINT64 systemAddress,  UINT64 *pBusAddress);

Parameters

  • ifcType
    [in] Bus type specified by the INTERFACE_TYPE enumeration.
  • busNumber
    [in] Bus number for the device, used with ifcType to identify the bus for systems with more than one bus of the same type.
  • systemAddress
    [in] System RAM address to be translated.
  • pBusAddress
    [out] Pointer to the translated bus-relative address.

Return Values

TRUE indicates success.

FALSE indicates failure.

Remarks

Requirements

OS Versions: Windows CE Version 5.0 and later
Header: Oal_io.h
Link Library: Developer-defined

See Also

I/O Functions

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