通过

HalTranslateSystemAddress (Compact 2013)

  • 项目

3/26/2014

This function translates a physical system address to a logical bus address, which can be passed to a bus controller, for example, a direct memory access (DMA) bus controller.

Syntax

BOOLEAN HalTranslateSystemAddress(
  INTERFACE_TYPE InterfaceType,
  ULONG BusNumber,
  PHYSICAL_ADDRESS SystemAddress,
  PPHYSICAL_ADDRESS TranslatedAddress
)

Parameters

  • InterfaceType
    [in] Type of bus on which the DMA controller resides.
  • BusNumber
    [in] Bus number.
  • SystemAddress
    [in] System physical address to translate.
  • TranslatedAddress
    [out] Translated bus-relative logical address.

Return Value

Returns TRUE if success. Returns FALSE if failure.

Remarks

The translation between any of the bus interface types listed in INTERFACE_TYPE is supported.

Requirements

Header

ceddk.h

Library

CEDDK.lib

See Also

Reference

Ceddk.dll DMA Functions
INTERFACE_TYPE