audk/Vlv2TbltDevicePkg/Include/McfgTable.h

66 lines
1.5 KiB
C

/*++
Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
Module Name:
McfgTable.h
Abstract:
ACPI Memory mapped configuration space base address Description Table
definition, based on PCI Firmware Specification Revision 3.0 final draft,
downloadable at http://www.pcisig.com/home
**/
#ifndef _MCFG_TABLE_H_
#define _MCFG_TABLE_H_
//
// Include files
//
#include <PiDxe.h>
//
// Ensure proper structure formats
//
#pragma pack(1)
//
// MCFG Revision (defined in spec)
//
#define EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE_REVISION 0x01
//
// MCFG Structure Definitions
//
//
// Memory Mapped Enhanced Configuration Base Address Allocation
// Structure Definition
//
typedef struct {
UINT64 BaseAddress;
UINT16 PciSegmentGroupNumber;
UINT8 StartBusNumber;
UINT8 EndBusNumber;
UINT32 Reserved;
} EFI_ACPI_MEMORY_MAPPED_ENHANCED_CONFIGURATION_BASE_ADDRESS_STRUCTURE;
//
// MCFG Table header definition. The rest of the table
// must be defined in a platform specific manner.
//
typedef struct {
EFI_ACPI_DESCRIPTION_HEADER Header;
UINT64 Reserved;
} EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE_HEADER;
#pragma pack()
#endif // _MCFG_TABLE_H