OvmfPkg/AcpiTables/Facs.aslc

   1 /** @file
   2   FACS Table
   3
   4   Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #include <IndustryStandard/Acpi.h>
  10
  11 EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE FACS = {
  12   EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE,
  13   sizeof (EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE),
  14
  15   //
  16   // Hardware Signature will be updated at runtime
  17   //
  18   0x00000000,
  19   0x00,
  20   0x00,
  21   0x00,
  22   {
  23     EFI_ACPI_RESERVED_BYTE,
  24     EFI_ACPI_RESERVED_BYTE,
  25     EFI_ACPI_RESERVED_BYTE,
  26     EFI_ACPI_RESERVED_BYTE,
  27     EFI_ACPI_RESERVED_BYTE,
  28     EFI_ACPI_RESERVED_BYTE,
  29     EFI_ACPI_RESERVED_BYTE,
  30     EFI_ACPI_RESERVED_BYTE,
  31     EFI_ACPI_RESERVED_BYTE,
  32     EFI_ACPI_RESERVED_BYTE,
  33     EFI_ACPI_RESERVED_BYTE,
  34     EFI_ACPI_RESERVED_BYTE,
  35     EFI_ACPI_RESERVED_BYTE,
  36     EFI_ACPI_RESERVED_BYTE,
  37     EFI_ACPI_RESERVED_BYTE,
  38     EFI_ACPI_RESERVED_BYTE,
  39     EFI_ACPI_RESERVED_BYTE,
  40     EFI_ACPI_RESERVED_BYTE,
  41     EFI_ACPI_RESERVED_BYTE,
  42     EFI_ACPI_RESERVED_BYTE,
  43     EFI_ACPI_RESERVED_BYTE,
  44     EFI_ACPI_RESERVED_BYTE,
  45     EFI_ACPI_RESERVED_BYTE,
  46     EFI_ACPI_RESERVED_BYTE,
  47     EFI_ACPI_RESERVED_BYTE,
  48     EFI_ACPI_RESERVED_BYTE,
  49     EFI_ACPI_RESERVED_BYTE,
  50     EFI_ACPI_RESERVED_BYTE,
  51     EFI_ACPI_RESERVED_BYTE,
  52     EFI_ACPI_RESERVED_BYTE,
  53     EFI_ACPI_RESERVED_BYTE,
  54     EFI_ACPI_RESERVED_BYTE,
  55     EFI_ACPI_RESERVED_BYTE,
  56     EFI_ACPI_RESERVED_BYTE,
  57     EFI_ACPI_RESERVED_BYTE,
  58     EFI_ACPI_RESERVED_BYTE,
  59     EFI_ACPI_RESERVED_BYTE,
  60     EFI_ACPI_RESERVED_BYTE,
  61     EFI_ACPI_RESERVED_BYTE,
  62     EFI_ACPI_RESERVED_BYTE
  63   }
  64 };
  65
  66
  67 VOID*
  68 ReferenceAcpiTable (
  69   VOID
  70   )
  71 {
  72   //
  73   // Reference the table being generated to prevent the optimizer from removing the
  74   // data structure from the executable
  75   //
  76   return (VOID*)&FACS;
  77 }
  78