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/** @file
*  Multiple APIC Description Table (MADT)
*
*  Copyright (c) 2016 Linaro Ltd. All rights reserved.
*  Copyright (c) 2012 - 2015, ARM Limited. All rights reserved.
*
*  SPDX-License-Identifier: BSD-2-Clause-Patent
*
**/

#include <IndustryStandard/Acpi.h>
#include <Library/AcpiLib.h>
#include <Library/ArmLib.h>
#include <Library/PcdLib.h>

#include "AcpiTables.h"

//
// Multiple APIC Description Table
//
#pragma pack (1)

typedef struct {
  EFI_ACPI_5_1_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER   Header;
  EFI_ACPI_5_1_GIC_STRUCTURE                            GicInterfaces[4];
#if (RPI_MODEL != 3)
  EFI_ACPI_5_1_GIC_DISTRIBUTOR_STRUCTURE                GicDistributor;
#endif
} PI_MULTIPLE_APIC_DESCRIPTION_TABLE;

#pragma pack ()

PI_MULTIPLE_APIC_DESCRIPTION_TABLE Madt = {
  {
    ACPI_HEADER (
      EFI_ACPI_5_1_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE,
      PI_MULTIPLE_APIC_DESCRIPTION_TABLE,
      EFI_ACPI_5_1_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION
    ),
    //
    // MADT specific fields
    //
    0, // LocalApicAddress
    0, // Flags
  },
  {
#if (RPI_MODEL == 3)
    EFI_ACPI_5_1_GICC_STRUCTURE_INIT(
        0, 0, GET_MPID(0, 0), EFI_ACPI_5_1_GIC_ENABLED, 0x09, 0x40000000, 0, 0, 0, 0),
    EFI_ACPI_5_1_GICC_STRUCTURE_INIT(
        1, 1, GET_MPID(0, 1), EFI_ACPI_5_1_GIC_ENABLED, 0x09, 0x40000000, 0, 0, 0, 0),
    EFI_ACPI_5_1_GICC_STRUCTURE_INIT(
        2, 2, GET_MPID(0, 2), EFI_ACPI_5_1_GIC_ENABLED, 0x09, 0x40000000, 0, 0, 0, 0),
    EFI_ACPI_5_1_GICC_STRUCTURE_INIT(
        3, 3, GET_MPID(0, 3), EFI_ACPI_5_1_GIC_ENABLED, 0x09, 0x40000000, 0, 0, 0, 0),
#elif (RPI_MODEL == 4)
    EFI_ACPI_5_1_GICC_STRUCTURE_INIT(
        0, 0, GET_MPID(0, 0), EFI_ACPI_5_1_GIC_ENABLED, 48, FixedPcdGet64 (PcdGicInterruptInterfaceBase),
        0xFF846000, 0xFF844000, 0x19, 0),
    EFI_ACPI_5_1_GICC_STRUCTURE_INIT(
        1, 1, GET_MPID(0, 1), EFI_ACPI_5_1_GIC_ENABLED, 49, FixedPcdGet64 (PcdGicInterruptInterfaceBase),
        0xFF846000, 0xFF844000, 0x19, 0),
    EFI_ACPI_5_1_GICC_STRUCTURE_INIT(
        2, 2, GET_MPID(0, 2), EFI_ACPI_5_1_GIC_ENABLED, 50, FixedPcdGet64 (PcdGicInterruptInterfaceBase),
        0xFF846000, 0xFF844000, 0x19, 0),
    EFI_ACPI_5_1_GICC_STRUCTURE_INIT(
        3, 3, GET_MPID(0, 3), EFI_ACPI_5_1_GIC_ENABLED, 51, FixedPcdGet64 (PcdGicInterruptInterfaceBase),
        0xFF846000, 0xFF844000, 0x19, 0),
#endif
  },
#if (RPI_MODEL != 3)
  EFI_ACPI_5_0_GIC_DISTRIBUTOR_INIT(0, FixedPcdGet64 (PcdGicDistributorBase), 0)
#endif
};

//
// Reference the table being generated to prevent the optimizer from removing the
// data structure from the executable
//
VOID* CONST ReferenceAcpiTable = &Madt;