124 lines
4.9 KiB
C
124 lines
4.9 KiB
C
/** @file
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@copyright
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INTEL CONFIDENTIAL
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Copyright 1999 - 2020 Intel Corporation.
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The source code contained or described herein and all documents related to the
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source code ("Material") are owned by Intel Corporation or its suppliers or
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licensors. Title to the Material remains with Intel Corporation or its suppliers
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and licensors. The Material may contain trade secrets and proprietary and
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confidential information of Intel Corporation and its suppliers and licensors,
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and is protected by worldwide copyright and trade secret laws and treaty
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provisions. No part of the Material may be used, copied, reproduced, modified,
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published, uploaded, posted, transmitted, distributed, or disclosed in any way
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without Intel's prior express written permission.
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No license under any patent, copyright, trade secret or other intellectual
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property right is granted to or conferred upon you by disclosure or delivery
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of the Materials, either expressly, by implication, inducement, estoppel or
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otherwise. Any license under such intellectual property rights must be
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express and approved by Intel in writing.
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Unless otherwise agreed by Intel in writing, you may not remove or alter
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this notice or any other notice embedded in Materials by Intel or
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Intel's suppliers or licensors in any way.
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This file contains a 'Sample Driver' and is licensed as such under the terms
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of your license agreement with Intel or your vendor. This file may be modified
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by the user, subject to the additional terms of the license agreement.
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@par Specification Reference:
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**/
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#include <Library/ConfigBlockLib.h>
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#include <Library/DebugLib.h>
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#include <Library/PeiServicesLib.h>
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#include <Library/PeiSiPolicyUpdateLib.h>
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#include <Library/SiPolicyLib.h>
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#include <Ppi/ReadOnlyVariable2.h>
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#include <PolicyUpdateMacro.h>
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#include <SetupVariable.h>
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#if FixedPcdGet8(PcdFspModeSelection) == 1
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#include <FspmUpd.h>
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#endif
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/**
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Update the ME Policy Library
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@retval EFI_SUCCESS Update complete.
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**/
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EFI_STATUS
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EFIAPI
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UpdatePeiMePolicyPreMem (
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VOID
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)
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{
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EFI_STATUS Status;
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ME_SETUP MeSetup;
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EFI_PEI_READ_ONLY_VARIABLE2_PPI *Variable;
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UINTN VariableSize;
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#if FixedPcdGet8(PcdFspModeSelection) == 1
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VOID *FspmUpd;
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#else
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SI_PREMEM_POLICY_PPI *SiPreMemPolicyPpi;
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ME_PEI_PREMEM_CONFIG *MePeiPreMemConfig;
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#endif
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DEBUG ((DEBUG_INFO, "Update PeiMePolicyUpdate Pre-Mem Start\n"));
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#if FixedPcdGet8(PcdFspModeSelection) == 1
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FspmUpd = NULL;
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#else
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SiPreMemPolicyPpi = NULL;
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MePeiPreMemConfig = NULL;
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#endif
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Status = EFI_SUCCESS;
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Status = PeiServicesLocatePpi (
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&gEfiPeiReadOnlyVariable2PpiGuid,
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0,
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NULL,
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(VOID **) &Variable
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);
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if (!EFI_ERROR (Status)) {
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VariableSize = sizeof (ME_SETUP);
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Status = Variable->GetVariable (
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Variable,
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L"MeSetup",
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&gMeSetupVariableGuid,
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NULL,
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&VariableSize,
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&MeSetup
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);
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if (!EFI_ERROR (Status)) {
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#if FixedPcdGet8(PcdFspModeSelection) == 1
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FspmUpd = (FSPM_UPD *) PcdGet32 (PcdFspmUpdDataAddress);
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ASSERT (FspmUpd != NULL);
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#else
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Status = PeiServicesLocatePpi (&gSiPreMemPolicyPpiGuid, 0, NULL, (VOID **) &SiPreMemPolicyPpi);
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ASSERT_EFI_ERROR (Status);
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Status = GetConfigBlock ((VOID *) SiPreMemPolicyPpi, &gMePeiPreMemConfigGuid, (VOID *) &MePeiPreMemConfig);
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ASSERT_EFI_ERROR (Status);
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#endif
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COMPARE_AND_UPDATE_POLICY (((FSPM_UPD *) FspmUpd)->FspmConfig.HeciTimeouts, MePeiPreMemConfig->HeciTimeouts, MeSetup.HeciTimeouts, NullIndex);
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//
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// Test policies
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//
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COMPARE_AND_UPDATE_POLICY (((FSPM_UPD *) FspmUpd)->FspmConfig.DidInitStat, MePeiPreMemConfig->DidInitStat, MeSetup.DidInitStat, NullIndex);
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COMPARE_AND_UPDATE_POLICY (((FSPM_UPD *) FspmUpd)->FspmConfig.DisableCpuReplacedPolling, MePeiPreMemConfig->DisableCpuReplacedPolling, MeSetup.DisableCpuReplacedPolling, NullIndex);
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COMPARE_AND_UPDATE_POLICY (((FSPM_UPD *) FspmUpd)->FspmConfig.DisableMessageCheck, MePeiPreMemConfig->DisableMessageCheck, MeSetup.DisableMessageCheck, NullIndex);
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COMPARE_AND_UPDATE_POLICY (((FSPM_UPD *) FspmUpd)->FspmConfig.SkipMbpHob, MePeiPreMemConfig->SkipMbpHob, MeSetup.SkipMbpHob, NullIndex);
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COMPARE_AND_UPDATE_POLICY (((FSPM_UPD *) FspmUpd)->FspmConfig.HeciCommunication2, MePeiPreMemConfig->HeciCommunication2, MeSetup.HeciCommunication2, NullIndex);
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COMPARE_AND_UPDATE_POLICY (((FSPM_UPD *) FspmUpd)->FspmConfig.KtDeviceEnable, MePeiPreMemConfig->KtDeviceEnable, MeSetup.KtDeviceEnable, NullIndex);
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}
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}
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return Status;
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}
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