/** @file
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* Memory mapped configuration space base address description table (MCFG)
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*
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* Copyright (c) 2018, ARM Ltd. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-2-Clause-Patent
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*
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**/
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#include <IndustryStandard/Acpi62.h>
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#include <IndustryStandard/MemoryMappedConfigurationSpaceAccessTable.h>
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#include <Library/PcdLib.h>
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#include "SgiAcpiHeader.h"
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#include "SgiPlatform.h"
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#include <Library/AcpiLib.h>
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#include <Library/ArmLib.h>
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#include <IndustryStandard/Acpi.h>
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#pragma pack(1)
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typedef struct
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{
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EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE_HEADER Header;
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EFI_ACPI_MEMORY_MAPPED_ENHANCED_CONFIGURATION_SPACE_BASE_ADDRESS_ALLOCATION_STRUCTURE Structure[1];
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} EFI_ACPI_PCI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_DESCRIPTION_TABLE;
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#pragma pack()
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EFI_ACPI_PCI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_DESCRIPTION_TABLE Mcfg = {
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{
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ARM_ACPI_HEADER (
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EFI_ACPI_6_2_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE,
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EFI_ACPI_PCI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_DESCRIPTION_TABLE,
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EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_REVISION
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),
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EFI_ACPI_RESERVED_QWORD, // Reserved
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},
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{
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// PCIe ECAM
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{
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FixedPcdGet64 (PcdPciExpressBaseAddress), // Base Address
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0x0, // Segment Group Number
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FixedPcdGet32 (PcdPciBusMin), // Start Bus Number
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FixedPcdGet32 (PcdPciBusMax), // End Bus Number
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0x00000000, // Reserved
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}
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}
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};
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//
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// Reference the table being generated to prevent the optimizer from removing the
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// data structure from the executable
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//
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VOID* CONST ReferenceAcpiTable = &Mcfg;
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