PciIdeXGetBusData routine

Article
10/05/2017

The PciIdeXGetBusData routine retrieves data from the location specified by ConfigDataOffset within the device's PCI configuration space.

Syntax

NTSTATUS PciIdeXGetBusData(
  _In_ PVOID DeviceExtension,
  _In_ PVOID Buffer,
  _In_ ULONG ConfigDataOffset,
  _In_ ULONG BufferLength
);

Parameters

DeviceExtension [in]
Contains a pointer to the device extension of the IDE controller.
Buffer [in]
Contains a pointer to the buffer in which data from the device's PCI bus configuration space is returned.
ConfigDataOffset [in]
Specifies an offset into the device's PCI configuration space where the data to be returned can be found.
BufferLength [in]
Specifies the length in bytes of the buffer.

Return value

PciIdeXGetBusData returns STATUS_SUCCESS if the data was successfully retrieved from the device's PCI configuration space or STATUS_UNSUCCESSFUL if the data could not be retrieved.

Remarks

PcildeXGetBusData stores the retrieved data in Buffer.

Requirements

Target platform	Desktop
Header	Ide.h (include Ide.h)
Library	Pciidex.lib

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