mirror of https://github.com/acidanthera/audk.git
102 lines
2.7 KiB
C
102 lines
2.7 KiB
C
/**@file
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Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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BootMode.c
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Abstract:
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Tiano PEIM to provide the platform support functionality within Unix
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**/
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//
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// The package level header files this module uses
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//
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#include <PiPei.h>
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//
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// The protocols, PPI and GUID defintions for this module
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//
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#include <Ppi/MasterBootMode.h>
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#include <Ppi/BootInRecoveryMode.h>
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//
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// The Library classes this module consumes
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//
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#include <Library/DebugLib.h>
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#include <Library/PeimEntryPoint.h>
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//
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// Module globals
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//
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EFI_PEI_PPI_DESCRIPTOR mPpiListBootMode = {
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(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
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&gEfiPeiMasterBootModePpiGuid,
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NULL
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};
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EFI_PEI_PPI_DESCRIPTOR mPpiListRecoveryBootMode = {
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(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
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&gEfiPeiBootInRecoveryModePpiGuid,
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NULL
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};
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EFI_STATUS
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EFIAPI
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InitializeBootMode (
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IN EFI_PEI_FILE_HANDLE FileHandle,
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IN CONST EFI_PEI_SERVICES **PeiServices
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)
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/*++
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Routine Description:
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Peform the boot mode determination logic
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Arguments:
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PeiServices - General purpose services available to every PEIM.
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Returns:
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Status - EFI_SUCCESS if the boot mode could be set
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--*/
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// TODO: FfsHeader - add argument and description to function comment
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{
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EFI_STATUS Status;
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UINTN BootMode;
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DEBUG ((EFI_D_ERROR, "Unix Boot Mode PEIM Loaded\n"));
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//
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// Let's assume things are OK if not told otherwise
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// Should we read an environment variable in order to easily change this?
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//
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BootMode = BOOT_WITH_FULL_CONFIGURATION;
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Status = (**PeiServices).SetBootMode (PeiServices, (UINT8) BootMode);
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ASSERT_EFI_ERROR (Status);
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Status = (**PeiServices).InstallPpi (PeiServices, &mPpiListBootMode);
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ASSERT_EFI_ERROR (Status);
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if (BootMode == BOOT_IN_RECOVERY_MODE) {
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Status = (**PeiServices).InstallPpi (PeiServices, &mPpiListRecoveryBootMode);
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ASSERT_EFI_ERROR (Status);
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}
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return Status;
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}
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