Enable Nt32 platform boot to DXE phase.

[mirror_edk2.git] / MdeModulePkg / Core / Pei / BootMode / BootMode.c

/*++\r
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Copyright (c) 2006, Intel Corporation                                                         \r
All rights reserved. This program and the accompanying materials                          \r
are licensed and made available under the terms and conditions of the BSD License         \r
which accompanies this distribution.  The full text of the license may be found at        \r
http://opensource.org/licenses/bsd-license.php                                            \r
                                                                                          \r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     \r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             \r
\r
Module Name:\r
\r
  BootMode.c\r
\r
Abstract:\r
\r
  EFI PEI Core Boot Mode services\r
\r
\r
\r
Revision History\r
\r
--*/\r
\r
//\r
// Include common header file for this module.\r
//\r
#include "CommonHeader.h"\r
\r
#include <PeiMain.h>\r
\r
EFI_STATUS\r
EFIAPI\r
PeiGetBootMode (\r
  IN EFI_PEI_SERVICES  **PeiServices,\r
  OUT EFI_BOOT_MODE *BootMode\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  This service enables PEIMs to ascertain the present value of the boot mode.  \r
\r
Arguments:\r
\r
  PeiServices    - The PEI core services table.\r
  BootMode       - A pointer to contain the value of the boot mode. \r
\r
Returns:\r
\r
  EFI_SUCCESS           - The boot mode was returned successfully.\r
  EFI_INVALID_PARAMETER - BootMode is NULL.\r
\r
--*/\r
{\r
  PEI_CORE_INSTANCE                    *PrivateData;    \r
  EFI_HOB_HANDOFF_INFO_TABLE    *HandOffHob;\r
\r
\r
  if (BootMode == NULL) {\r
    return EFI_INVALID_PARAMETER;\r
  }\r
\r
  PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS(PeiServices);\r
  \r
  HandOffHob  = (PrivateData->HobList.HandoffInformationTable);\r
  \r
  *BootMode   = HandOffHob->BootMode;\r
  \r
\r
  return EFI_SUCCESS;   \r
}\r
\r
\r
EFI_STATUS\r
EFIAPI\r
PeiSetBootMode (\r
  IN EFI_PEI_SERVICES  **PeiServices,\r
  IN EFI_BOOT_MODE     BootMode\r
  )\r
/*++\r
\r
Routine Description:\r
\r
  This service enables PEIMs to update the boot mode variable.    \r
\r
Arguments:\r
\r
  PeiServices    - The PEI core services table.\r
  BootMode       - The value of the boot mode to set.\r
\r
Returns:\r
\r
  EFI_SUCCESS    - The value was successfully updated\r
\r
--*/\r
{\r
  PEI_CORE_INSTANCE                    *PrivateData;    \r
  EFI_HOB_HANDOFF_INFO_TABLE    *HandOffHob;\r
\r
\r
  PrivateData = PEI_CORE_INSTANCE_FROM_PS_THIS(PeiServices);\r
  \r
  HandOffHob  = (PrivateData->HobList.HandoffInformationTable);\r
  \r
  HandOffHob->BootMode = BootMode;\r
\r
\r
  return EFI_SUCCESS;   \r
}\r