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- /** @file
- This file describes the contents of the ACPI Memory Mapped Configuration
- Space Access Table (MCFG). Some additional ACPI values are defined in Acpi10.h,
- Acpi20.h, and Acpi30.h.
- Copyright (c) 2013-2015 Intel Corporation.
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #ifndef _MCFG_H_
- #define _MCFG_H_
- //
- // Statements that include other files
- //
- #include <IndustryStandard/Acpi.h>
- #include <IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h>
- //
- // MCFG Definitions
- //
- #define EFI_ACPI_OEM_MCFG_REVISION 0x00000001
- //
- // Define the number of allocation structures so that we can build the table structure.
- //
- #define EFI_ACPI_ALLOCATION_STRUCTURE_COUNT 1
- //
- // MCFG structure
- //
- //
- // Ensure proper structure formats
- //
- #pragma pack (1)
- //
- // MCFG Table structure
- //
- typedef struct {
- EFI_ACPI_DESCRIPTION_HEADER Header;
- UINT64 Reserved;
- #if EFI_ACPI_ALLOCATION_STRUCTURE_COUNT > 0
- EFI_ACPI_MEMORY_MAPPED_ENHANCED_CONFIGURATION_SPACE_BASE_ADDRESS_ALLOCATION_STRUCTURE AllocationStructure[EFI_ACPI_ALLOCATION_STRUCTURE_COUNT];
- #endif
- } EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_DESCRIPTION_TABLE;
- #pragma pack ()
- #endif
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