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MdeModulePkg/UefiBootManagerLib: Convert BmLoadOption to Variable Policy

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Since the Variable Lock protocol is deprecated, convert locking of
PlatformRecovery#### in EfiBootManagerLoadOptionToVariable to use the
Variable Policy protocol.

Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhichao Gao <zhichao.gao@intel.com>
Cc: Ray Ni <ray.ni@intel.com>

Signed-off-by: Rebecca Cran <quic_rcran@quicinc.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
This commit is contained in:
Rebecca Cran
2022-01-20 05:01:16 +08:00
committed by mergify[bot]
parent a867f3a704
commit f4b7b473b4
3 changed files with 24 additions and 13 deletions
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33
MdeModulePkg/Library/UefiBootManagerLib/BmLoadOption.c
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@@ -9,6 +9,8 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#include "InternalBm.h"
#include <Library/VariablePolicyHelperLib.h>
GLOBAL_REMOVE_IF_UNREFERENCED
CHAR16 *mBmLoadOptionName[] = {
L"Driver",
@@ -169,15 +171,15 @@ EfiBootManagerLoadOptionToVariable (
IN CONST EFI_BOOT_MANAGER_LOAD_OPTION *Option
)
{
EFI_STATUS Status;
UINTN VariableSize;
UINT8 *Variable;
UINT8 *Ptr;
CHAR16 OptionName[BM_OPTION_NAME_LEN];
CHAR16 *Description;
CHAR16 NullChar;
EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
UINT32 VariableAttributes;
EFI_STATUS Status;
UINTN VariableSize;
UINT8 *Variable;
UINT8 *Ptr;
CHAR16 OptionName[BM_OPTION_NAME_LEN];
CHAR16 *Description;
CHAR16 NullChar;
EDKII_VARIABLE_POLICY_PROTOCOL *VariablePolicy;
UINT32 VariableAttributes;
if ((Option->OptionNumber == LoadOptionNumberUnassigned) ||
(Option->FilePath == NULL) ||
@@ -242,9 +244,18 @@ structure.
//
// Lock the PlatformRecovery####
//
Status = gBS->LocateProtocol (&gEdkiiVariableLockProtocolGuid, NULL, (VOID **)&VariableLock);
Status = gBS->LocateProtocol (&gEdkiiVariablePolicyProtocolGuid, NULL, (VOID **)&VariablePolicy);
if (!EFI_ERROR (Status)) {
Status = VariableLock->RequestToLock (VariableLock, OptionName, &gEfiGlobalVariableGuid);
Status = RegisterBasicVariablePolicy (
VariablePolicy,
&gEfiGlobalVariableGuid,
OptionName,
VARIABLE_POLICY_NO_MIN_SIZE,
VARIABLE_POLICY_NO_MAX_SIZE,
VARIABLE_POLICY_NO_MUST_ATTR,
VARIABLE_POLICY_NO_CANT_ATTR,
VARIABLE_POLICY_TYPE_LOCK_NOW
);
ASSERT_EFI_ERROR (Status);
}