/*
 * Copyright (c) 2013 Linaro Limited
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the BSD License which accompanies
 * this distribution, and is available at
 * http://opensource.org/licenses/bsd-license.php
 *
 * Contributors:
 *     Yi Li - yi.li@linaro.org
*/

#include <IndustryStandard/Acpi.h>
#include <Platform.h>

#define ACPI_5_0_MCFG_VERSION  0x1

#pragma pack(1)
typedef struct
{
   EFI_ACPI_DESCRIPTION_HEADER Header;
   UINT64 Reserved1;
   UINT64 ullBaseAddress;
   UINT16 usSegGroupNum;
   UINT8  ucStartBusNum;
   UINT8  ucEndBusNum;
   UINT32 Reserved2;
}EFI_ACPI_5_0_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_TABLE;
#pragma pack()

EFI_ACPI_5_0_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_TABLE Mcfg=
{
  {
      EFI_ACPI_5_0_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE,
      sizeof (EFI_ACPI_5_0_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_TABLE),
      ACPI_5_0_MCFG_VERSION,
      0x00,                                                     // Checksum will be updated at runtime
      {EFI_ACPI_OEM_ID},
      EFI_ACPI_OEM_TABLE_ID,
      EFI_ACPI_OEM_REVISION,
      EFI_ACPI_CREATOR_ID,
      EFI_ACPI_CREATOR_REVISION
    },
    0x0000000000000000,                                 //Reserved
    0x0000000000000000,                                 //Base Address
    0x0000,                                             //Segment Group Number
    0x00,                                               //Start Bus Number
    0x00,                                               //End Bus Number
    0x00000000,                                         //Reserved
};

VOID*
ReferenceAcpiTable (
  VOID
  )
{
  //
  // Reference the table being generated to prevent the optimizer from removing the
  // data structure from the exeutable
  //
  return (VOID*)&Mcfg;
}