1 /*++ 2 3 Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR> 4 5 This program and the accompanying materials are licensed and made available under 6 the terms and conditions of the BSD License that accompanies this distribution. 7 The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php. 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 14 15 Module Name: 16 17 Mcfg.c 18 19 Abstract: 20 21 This file contains a structure definition for the ACPI Memory mapped 22 configuration space base address Description Table (MCFG). Any changes 23 to the MCFG table require updating the respective structure count in 24 Mcfg.h and then adding the structure to the MCFG defined in this file. 25 The table layout is defined in Mcfg.h and the table contents are defined 26 in McfgTable.h and Mcfg.h. 27 28 --*/ 29 30 // 31 // Statements that include other files 32 // 33 #include <Mcfg.h> 34 35 // 36 // MCFG Table definition 37 // 38 EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE MCFG = { 39 EFI_ACPI_3_0_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE_SIGNATURE, 40 sizeof (EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE), 41 EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE_REVISION, 42 // 43 // Checksum will be updated at runtime 44 // 45 0x00, 46 // 47 // It is expected that these values will be programmed at runtime 48 // 49 ' ', 50 ' ', 51 ' ', 52 ' ', 53 ' ', 54 ' ', 55 56 0, 57 EFI_ACPI_OEM_MCFG_REVISION, 58 0, 59 0, 60 // 61 // Beginning of MCFG specific fields 62 // 63 EFI_ACPI_RESERVED_QWORD, 64 // 65 // Sample Memory Mapped Configuration Space Base Address Structure 66 // 67 // 0x0, // Base Address 68 // 0x0, // PCI Segment Group Number 69 // 0x0, // Start Bus Number 70 // 0x0, // End Bus Number 71 // EFI_ACPI_RESERVED_DWORD, // Reserved 72 // 73 // Memory Mapped Configuration Space Base Address Structure 74 // 75 0x0, // Base Address, will be updated by AcpiPlatform 76 0x0, // PCI Segment Group Number 77 0x0, // Start Bus Number 78 PLATFORM_MAX_BUS_NUM, // End Bus Number 79 EFI_ACPI_RESERVED_DWORD, // Reserved 80 }; 81 82 VOID* 83 ReferenceAcpiTable ( 84 VOID 85 ) 86 { 87 // 88 // Reference the table being generated to prevent the optimizer from 89 // removing the data structure from the executable 90 // 91 return (VOID*)&MCFG; 92 } 93
