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Diffstat (limited to 'Core/CORE_PEI/CORE_PEI_FRAMEWORK/BootMode.c')
-rw-r--r-- | Core/CORE_PEI/CORE_PEI_FRAMEWORK/BootMode.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/Core/CORE_PEI/CORE_PEI_FRAMEWORK/BootMode.c b/Core/CORE_PEI/CORE_PEI_FRAMEWORK/BootMode.c new file mode 100644 index 0000000..782950a --- /dev/null +++ b/Core/CORE_PEI/CORE_PEI_FRAMEWORK/BootMode.c @@ -0,0 +1,108 @@ +/*++ + +Copyright (c) 2004, 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 "Tiano.h" +#include "PeiCore.h" +#include "PeiLib.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; +}; |