mirror of https://github.com/acidanthera/audk.git
58 lines
1.8 KiB
C
58 lines
1.8 KiB
C
|
/** @file
|
||
|
|
Provide common routines used by BasePciSegmentLibSegmentInfo and
|
||
|
|
DxeRuntimePciSegmentLibSegmentInfo libraries.
|
||
|
|
|
||
|
|
Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
|
||
|
|
This program and the accompanying materials
|
||
|
|
are licensed and made available under the terms and conditions of the BSD License
|
||
|
|
which accompanies this distribution. The full text of the license may be found at
|
||
|
|
http://opensource.org/licenses/bsd-license.php
|
||
|
|
|
||
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
||
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
||
|
|
|
||
|
|
**/
|
||
|
|
|
||
|
|
#ifndef _PCI_SEGMENT_LIB_COMMON_H_
|
||
|
|
#define _PCI_SEGMENT_LIB_COMMON_H_
|
||
|
|
|
||
|
|
#include <Base.h>
|
||
|
|
#include <IndustryStandard/PciExpress21.h>
|
||
|
|
#include <Library/BaseLib.h>
|
||
|
|
#include <Library/DebugLib.h>
|
||
|
|
#include <Library/IoLib.h>
|
||
|
|
#include <Library/PciSegmentLib.h>
|
||
|
|
#include <Library/PciSegmentInfoLib.h>
|
||
|
|
|
||
|
|
/**
|
||
|
|
Return the linear address for the physical address.
|
||
|
|
|
||
|
|
@param Address The physical address.
|
||
|
|
|
||
|
|
@retval The linear address.
|
||
|
|
**/
|
||
|
|
UINTN
|
||
|
|
PciSegmentLibVirtualAddress (
|
||
|
|
IN UINTN Address
|
||
|
|
);
|
||
|
|
|
||
|
|
/**
|
||
|
|
Internal function that converts PciSegmentLib format address that encodes the PCI Bus, Device,
|
||
|
|
Function and Register to ECAM (Enhanced Configuration Access Mechanism) address.
|
||
|
|
|
||
|
|
@param Address The address that encodes the PCI Bus, Device, Function and
|
||
|
|
Register.
|
||
|
|
@param SegmentInfo An array of PCI_SEGMENT_INFO holding the segment information.
|
||
|
|
@param Count Number of segments.
|
||
|
|
|
||
|
|
@retval ECAM address.
|
||
|
|
**/
|
||
|
|
UINTN
|
||
|
|
PciSegmentLibGetEcamAddress (
|
||
|
|
IN UINT64 Address,
|
||
|
|
IN CONST PCI_SEGMENT_INFO *SegmentInfo,
|
||
|
|
IN UINTN Count
|
||
|
|
);
|
||
|
|
|
||
|
|
#endif
|