OvmfPkg/AcpiPlatformDxe/AcpiPlatform.c

   1 /** @file
   2   OVMF ACPI Platform Driver
   3
   4   Copyright (C) 2015, Red Hat, Inc.
   5   Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved.<BR>
   6
   7   SPDX-License-Identifier: BSD-2-Clause-Patent
   8 **/
   9
  10 #include <OvmfPlatforms.h> // CLOUDHV_DEVICE_ID
  11
  12 #include "AcpiPlatform.h"
  13
  14 /**
  15   Effective entrypoint of Acpi Platform driver.
  16
  17   @param  ImageHandle
  18   @param  SystemTable
  19
  20   @return EFI_SUCCESS
  21   @return EFI_LOAD_ERROR
  22   @return EFI_OUT_OF_RESOURCES
  23
  24 **/
  25 EFI_STATUS
  26 EFIAPI
  27 InstallAcpiTables (
  28   IN   EFI_ACPI_TABLE_PROTOCOL  *AcpiTable
  29   )
  30 {
  31   EFI_STATUS  Status;
  32   UINT16      HostBridgeDevId;
  33
  34   HostBridgeDevId = PcdGet16 (PcdOvmfHostBridgePciDevId);
  35   if (HostBridgeDevId == CLOUDHV_DEVICE_ID) {
  36     Status = InstallCloudHvTables (AcpiTable);
  37   } else {
  38     Status = InstallQemuFwCfgTables (AcpiTable);
  39   }
  40
  41   return Status;
  42 }