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Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Include/IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h')
-rw-r--r-- | EdkCompatibilityPkg/Foundation/Include/IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Include/IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h b/EdkCompatibilityPkg/Foundation/Include/IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h new file mode 100644 index 0000000000..5bbc05957e --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Include/IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h @@ -0,0 +1,56 @@ +/*++
+
+Copyright (c) 2007, Intel Corporation
+All rights reserved. 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.
+
+Module Name:
+
+ MemoryMappedConfigurationSpaceAccessTable.h
+
+Abstract:
+
+ ACPI memory mapped configuration space access table definition, defined at
+ in the PCI Firmware Specification, version 3.0.
+ Specification is available at http://www.pcisig.com.
+
+--*/
+
+#ifndef _MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_H_
+#define _MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_H_
+
+//
+// Include files
+//
+#include "AcpiCommon.h"
+
+//
+// Ensure proper structure formats
+//
+#pragma pack(1)
+//
+// Memory Mapped Configuration Space Access Table (MCFG)
+// This table is a basic description table header followed by
+// a number of base address allocation structures.
+//
+typedef struct {
+ UINT64 BaseAddress;
+ UINT16 PciSegmentGroupNumber;
+ UINT8 StartBusNumber;
+ UINT8 EndBusNumber;
+ UINT32 Reserved;
+} EFI_ACPI_MEMORY_MAPPED_ENHANCED_CONFIGURATION_SPACE_BASE_ADDRESS_ALLOCATION_STRUCTURE;
+
+//
+// MCFG Revision (defined in spec)
+//
+#define EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_REVISION 0x01
+
+#pragma pack()
+
+#endif
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