diff options
Diffstat (limited to 'Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg')
-rw-r--r-- | Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.c | 78 | ||||
-rw-r--r-- | Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.h | 62 |
2 files changed, 140 insertions, 0 deletions
diff --git a/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.c b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.c new file mode 100644 index 0000000000..86f491a0bb --- /dev/null +++ b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.c @@ -0,0 +1,78 @@ +/** @file
+ This file contains a structure definition for the ACPI Memory Mapped Configuration
+ Address Space table (MCFG). Any changes to the number of entries in the table require
+ updating the structure count in Mcfg.h and then adding the structure to the
+ MCFG defined in this file. The table layout is defined in Mcfg.h and the
+ table contents are defined in the MemoryMappedConfigurationSpaceAccessTable.h.
+
+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 that 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.
+
+**/
+
+//
+// Statements that include other files
+//
+
+#include "Mcfg.h"
+
+//
+// Multiple APIC Description Table
+//
+
+EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_DESCRIPTION_TABLE Mcfg = {
+ {
+ EFI_ACPI_3_0_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE,
+ sizeof (EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_DESCRIPTION_TABLE),
+ EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_REVISION,
+
+ //
+ // Checksum will be updated at runtime
+ //
+ 0x00,
+
+ //
+ // It is expected that these values will be programmed at runtime
+ //
+ { ' ', ' ', ' ', ' ', ' ', ' ' },
+
+ 0,
+ EFI_ACPI_OEM_MCFG_REVISION,
+ 0,
+ 0
+ },
+
+ //
+ // Reserved
+ //
+ 0x0000000000000000,
+
+ //
+ // MCFG specific fields
+ //
+ {
+ {
+ //
+ // Sample Base Address Structure
+ //
+ //0x0000000000000000, // BaseAddress
+ //0x0000, // PciSegmentGroupNumber
+ //0x00, // StartBusNumber
+ //0x00, // EndBusNumber
+ //0x00000000, // Reserved
+
+ FixedPcdGet64 (PcdPciExpressBaseAddress), // BaseAddress
+ 0x0000, // PciSegmentGroupNumber
+ 0x00, // StartBusNumber
+ ((FixedPcdGet32 (PcdPciExpressRegionLength) / 0x100000) - 1), // EndBusNumber
+ 0x00000000 // Reserved
+ }
+ }
+};
+
diff --git a/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.h b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.h new file mode 100644 index 0000000000..e41c223ef5 --- /dev/null +++ b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Mcfg/Mcfg.h @@ -0,0 +1,62 @@ +/** @file
+ This file describes the contents of the ACPI Memory Mapped Configuration
+ Space Access Table (MCFG).
+
+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 that 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 _MCFG_H_
+#define _MCFG_H_
+
+//
+// Statements that include other files
+//
+
+#include <IndustryStandard/Acpi30.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 ()
+
+extern EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_DESCRIPTION_TABLE Mcfg;
+
+#endif
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