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