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AtaPortGetBusData function (irb.h)

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

Note  The ATA port driver and ATA miniport driver models may be altered or unavailable in the future. Instead, we recommend using the Storport driver and Storport miniport driver models.
 

Syntax

ULONG AtaPortGetBusData(
  [in] PVOID ControllerExtension,
  [in] PVOID Buffer,
  [in] ULONG ConfigDataOffset,
  [in] ULONG BufferLength
);

Parameters

[in] ControllerExtension

A pointer to the HBA controller extension.

[in] Buffer

A pointer to the buffer where the retrieved data is returned.

[in] ConfigDataOffset

Specifies an offset into the device's PCI bus configuration space where the return value is found.

[in] BufferLength

Specifies the length, in bytes, of the buffer.

Return value

AtaPortGetBusData returns the amount of the retrieved data in bytes.

Remarks

AtaPortGetBusData retrieves data from the specified offset in the device's PCI bus configuration space and returns it in the buffer that is provided.

Requirements

Requirement Value
Target Platform Desktop
Header irb.h (include Ata.h, Irb.h)
Library Pciidex.lib

See also

AtaPortSetBusData