#include <IsaHc.h>

Collaboration diagram for _EFI_ISA_HC_PPI:

Public Attributes
UINT32	Version

UINT32	Address

EFI_PEI_ISA_HC_OPEN_IO	OpenIoAperture

EFI_PEI_ISA_HC_CLOSE_IO	CloseIoAperture

Detailed Description

This PPI provides functions for opening or closing an I/O aperture.

Member Data Documentation

◆ Address

UINT32 _EFI_ISA_HC_PPI::Address

The address of the ISA/LPC Bridge device. For PCI, this is the segment, bus, device and function of the a ISA/LPC Bridge device.

If bits 24-31 are 0, then the definition is: Bits 0:2 - Function Bits 3-7 - Device Bits 8:15 - Bus Bits 16-23 - Segment Bits 24-31 - Bus Type If bits 24-31 are 0xff, then the definition is platform-specific.

◆ CloseIoAperture

EFI_PEI_ISA_HC_CLOSE_IO _EFI_ISA_HC_PPI::CloseIoAperture

Closes an aperture on a positive-decode ISA Host Controller.

◆ OpenIoAperture

EFI_PEI_ISA_HC_OPEN_IO _EFI_ISA_HC_PPI::OpenIoAperture

Opens an aperture on a positive-decode ISA Host Controller.

◆ Version

UINT32 _EFI_ISA_HC_PPI::Version

An unsigned integer that specifies the version of the PPI structure.

The documentation for this struct was generated from the following file: