Platform/RaspberryPi/AcpiTables/Fadt.aslc


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/** @file
 *
 *  Fixed ACPI Description Table (FADT)
 *
 *  Copyright (c) 2019, Pete Batard <pete@akeo.ie>
 *  Copyright (c) 2018, Andrey Warkentin <andrey.warkentin@gmail.com>
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *
 *  SPDX-License-Identifier: BSD-2-Clause-Patent
 *
 **/

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

#include "AcpiTables.h"

/*
 * Windows 10 on the Raspberry Pi 3 requires a specific OEM Id for FADT.
 * We replace the one that was defined in "AcpiTables.h", so that it is
 * picked by the ACPI_HEADER () macro.
 */
#if (RPI_MODEL == 3)
#undef  EFI_ACPI_OEM_ID
#define EFI_ACPI_OEM_ID         {'B','C','2','8','3','6'}
#endif

EFI_ACPI_6_3_FIXED_ACPI_DESCRIPTION_TABLE Fadt = {
  ACPI_HEADER (
    EFI_ACPI_6_3_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE,
    EFI_ACPI_6_3_FIXED_ACPI_DESCRIPTION_TABLE,
    EFI_ACPI_6_3_FIXED_ACPI_DESCRIPTION_TABLE_REVISION
  ),
  0,                                                                        // UINT32     FirmwareCtrl
  0,                                                                        // UINT32     Dsdt
  EFI_ACPI_RESERVED_BYTE,                                                   // UINT8      Reserved0
  EFI_ACPI_6_3_PM_PROFILE_APPLIANCE_PC,                                     // UINT8      PreferredPmProfile
  0,                                                                        // UINT16     SciInt
  0,                                                                        // UINT32     SmiCmd
  0,                                                                        // UINT8      AcpiEnable
  0,                                                                        // UINT8      AcpiDisable
  0,                                                                        // UINT8      S4BiosReq
  0,                                                                        // UINT8      PstateCnt
  0,                                                                        // UINT32     Pm1aEvtBlk
  0,                                                                        // UINT32     Pm1bEvtBlk
  0,                                                                        // UINT32     Pm1aCntBlk
  0,                                                                        // UINT32     Pm1bCntBlk
  0,                                                                        // UINT32     Pm2CntBlk
  0,                                                                        // UINT32     PmTmrBlk
  0,                                                                        // UINT32     Gpe0Blk
  0,                                                                        // UINT32     Gpe1Blk
  0,                                                                        // UINT8      Pm1EvtLen
  0,                                                                        // UINT8      Pm1CntLen
  0,                                                                        // UINT8      Pm2CntLen
  0,                                                                        // UINT8      PmTmrLen
  0,                                                                        // UINT8      Gpe0BlkLen
  0,                                                                        // UINT8      Gpe1BlkLen
  0,                                                                        // UINT8      Gpe1Base
  0,                                                                        // UINT8      CstCnt
  0,                                                                        // UINT16     PLvl2Lat
  0,                                                                        // UINT16     PLvl3Lat
  0,                                                                        // UINT16     FlushSize
  0,                                                                        // UINT16     FlushStride
  0,                                                                        // UINT8      DutyOffset
  0,                                                                        // UINT8      DutyWidth
  0,                                                                        // UINT8      DayAlrm
  0,                                                                        // UINT8      MonAlrm
  0,                                                                        // UINT8      Century
  EFI_ACPI_RESERVED_WORD,                                                   // UINT16     IaPcBootArch (Reserved on ARM)
  EFI_ACPI_RESERVED_BYTE,                                                   // UINT8      Reserved1
  EFI_ACPI_6_3_WBINVD | EFI_ACPI_6_3_SLP_BUTTON |                           // UINT32     Flags
  EFI_ACPI_6_3_HW_REDUCED_ACPI,
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  ResetReg
  0,                                                                        // UINT8      ResetValue
  EFI_ACPI_6_3_ARM_PSCI_COMPLIANT,                                          // UINT16     ArmBootArchFlags
  EFI_ACPI_6_3_FIXED_ACPI_DESCRIPTION_TABLE_MINOR_REVISION,                 // UINT8      MinorRevision
  0,                                                                        // UINT64     XFirmwareCtrl
  0,                                                                        // UINT64     XDsdt
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  XPm1aEvtBlk
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  XPm1bEvtBlk
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  XPm1aCntBlk
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  XPm1bCntBlk
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  XPm2CntBlk
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  XPmTmrBlk
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  XGpe0Blk
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  XGpe1Blk
  NULL_GAS,                                                                 // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  SleepControlReg
  NULL_GAS                                                                  // EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE  SleepStatusReg
};

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