mirror of https://github.com/acidanthera/audk.git
67 lines
2.0 KiB
C
67 lines
2.0 KiB
C
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/*++
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Copyright (c) 2007, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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PciCfg2.h
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Abstract:
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PciCfg2 PPI as defined in PI1.0 specification
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Used to access PCI configuration space in PEI
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--*/
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#ifndef _PEI_PCI_CFG2_H_
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#define _PEI_PCI_CFG2_H_
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#include "EfiPciCfg.h"
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#define EFI_PEI_PCI_CFG2_PPI_GUID \
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{ \
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0x57a449a, 0x1fdc, 0x4c06, 0xbf, 0xc9, 0xf5, 0x3f, 0x6a, 0x99, 0xbb, 0x92 \
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}
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EFI_FORWARD_DECLARATION (EFI_PEI_PCI_CFG2_PPI);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_PEI_PCI_CFG_PPI_IO) (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_PCI_CFG2_PPI *This,
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IN EFI_PEI_PCI_CFG_PPI_WIDTH Width,
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IN UINT64 Address,
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IN OUT VOID *Buffer
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_PEI_PCI_CFG_PPI_RW) (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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IN CONST EFI_PEI_PCI_CFG2_PPI *This,
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IN EFI_PEI_PCI_CFG_PPI_WIDTH Width,
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IN UINT64 Address,
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IN VOID *SetBits,
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IN VOID *ClearBits
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);
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typedef struct _EFI_PEI_PCI_CFG2_PPI {
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EFI_PEI_PCI_CFG_PPI_IO Read;
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EFI_PEI_PCI_CFG_PPI_IO Write;
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EFI_PEI_PCI_CFG_PPI_RW Modify;
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UINT16 Segment;
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} EFI_PEI_PCI_CFG2_PPI;
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extern EFI_GUID gPeiPciCfg2PpiGuid;
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#endif
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