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- /** @file
- * Multiple APIC Description Table (MADT) for RD-N2-Cfg1 platform
- *
- * This file lists all the processors available on the platform that the OSPM
- * can enumerate and boot. It also lists all the interrupt controllers available
- * in the system.
- *
- * Copyright (c) 2021, Arm Ltd. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-2-Clause-Patent
- *
- * @par Specification Reference:
- * - ACPI 6.3, Chapter 5, Section 5.2.12, Multiple APIC Description Table
- **/
- #include <Library/AcpiLib.h>
- #include <Library/ArmLib.h>
- #include <Library/PcdLib.h>
- #include <IndustryStandard/Acpi.h>
- #include "SgiAcpiHeader.h"
- #include "SgiPlatform.h"
- #define CORE_CNT (FixedPcdGet32 (PcdClusterCount) * \
- FixedPcdGet32 (PcdCoreCount))
- // Multiple APIC Description Table
- #pragma pack (1)
- typedef struct {
- EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER Header;
- EFI_ACPI_6_2_GIC_STRUCTURE GicInterfaces[CORE_CNT];
- EFI_ACPI_6_2_GIC_DISTRIBUTOR_STRUCTURE GicDistributor;
- EFI_ACPI_6_2_GICR_STRUCTURE GicRedistributor;
- EFI_ACPI_6_2_GIC_ITS_STRUCTURE GicIts[3];
- } EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE;
- #pragma pack ()
- STATIC EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE Madt = {
- {
- ARM_ACPI_HEADER (
- EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE,
- EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE,
- EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION
- ),
- // MADT specific fields
- 0, // LocalApicAddress
- 0 // Flags
- },
- {
- // Format: EFI_ACPI_6_2_GICC_STRUCTURE_INIT(GicId, AcpiCpuUid, Mpidr, Flags,
- // PmuIrq, GicBase, GicVBase,
- // GicHBase, GsivId, GicRBase,
- // Efficiency)
- // Note: The GIC Structure of the primary CPU must be the first entry
- // (see note in 5.2.12.14 GICC Structure of ACPI v6.2).
- EFI_ACPI_6_2_GICC_STRUCTURE_INIT( // Neoverse N2 core0
- 0, 0, GET_MPID(0x0, 0x0), EFI_ACPI_6_2_GIC_ENABLED, 23,
- 0, 0, 0, 25, 0, 0),
- EFI_ACPI_6_2_GICC_STRUCTURE_INIT( // Neoverse N2 core1
- 0, 1, GET_MPID(0x100, 0x0), EFI_ACPI_6_2_GIC_ENABLED, 23,
- 0, 0, 0, 25, 0, 0),
- EFI_ACPI_6_2_GICC_STRUCTURE_INIT( // Neoverse N2 core2
- 0, 2, GET_MPID(0x200, 0x0), EFI_ACPI_6_2_GIC_ENABLED, 23,
- 0, 0, 0, 25, 0, 0),
- EFI_ACPI_6_2_GICC_STRUCTURE_INIT( // Neoverse N2 core3
- 0, 3, GET_MPID(0x300, 0x0), EFI_ACPI_6_2_GIC_ENABLED, 23,
- 0, 0, 0, 25, 0, 0),
- EFI_ACPI_6_2_GICC_STRUCTURE_INIT( // Neoverse N2 core4
- 0, 4, GET_MPID(0x400, 0x0), EFI_ACPI_6_2_GIC_ENABLED, 23,
- 0, 0, 0, 25, 0, 0),
- EFI_ACPI_6_2_GICC_STRUCTURE_INIT( // Neoverse N2 core5
- 0, 5, GET_MPID(0x500, 0x0), EFI_ACPI_6_2_GIC_ENABLED, 23,
- 0, 0, 0, 25, 0, 0),
- EFI_ACPI_6_2_GICC_STRUCTURE_INIT( // Neoverse N2 core6
- 0, 6, GET_MPID(0x600, 0x0), EFI_ACPI_6_2_GIC_ENABLED, 23,
- 0, 0, 0, 25, 0, 0),
- EFI_ACPI_6_2_GICC_STRUCTURE_INIT( // Neoverse N2 core7
- 0, 7, GET_MPID(0x700, 0x0), EFI_ACPI_6_2_GIC_ENABLED, 23,
- 0, 0, 0, 25, 0, 0),
- },
- // GIC Distributor Entry
- EFI_ACPI_6_2_GIC_DISTRIBUTOR_INIT(0, FixedPcdGet32 (PcdGicDistributorBase),
- 0, 3),
- // GIC Redistributor
- EFI_ACPI_6_2_GIC_REDISTRIBUTOR_INIT(FixedPcdGet32 (PcdGicRedistributorsBase),
- SIZE_16MB),
- // GIC ITS
- {
- EFI_ACPI_6_2_GIC_ITS_INIT(0, 0x30040000),
- EFI_ACPI_6_2_GIC_ITS_INIT(1, 0x30080000),
- EFI_ACPI_6_2_GIC_ITS_INIT(2, 0x300C0000),
- },
- };
- //
- // Reference the table being generated to prevent the optimizer from removing
- // the data structure from the executable
- //
- VOID* CONST ReferenceAcpiTable = &Madt;
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