104 lines
3.4 KiB
C
104 lines
3.4 KiB
C
/** @file
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This file contains SMM driver for testing HSTI
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@copyright
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INTEL CONFIDENTIAL
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Copyright 2018 - 2019 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 an 'Intel Peripheral Driver' and is uniquely identified as
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"Intel Reference Module" and is licensed for Intel CPUs and chipsets under
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the terms of your license agreement with Intel or your vendor. This file may
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be modified by the user, subject to additional terms of the license agreement.
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@par Specification
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**/
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#include "HstiIhvSmm.h"
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EFI_SMM_VARIABLE_PROTOCOL *mSmmVariable;
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/**
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Read HSTI Smm data from cached results
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**/
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VOID
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ReadData (
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VOID
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)
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{
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EFI_STATUS Status;
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UINT32 StatusResult;
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StatusResult = CheckSecurePchSmmConfiguration ();
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//
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// Save Results to be processed by SecurePchConfiguration (HSTI DXE Driver)
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//
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Status = mSmmVariable->SmmSetVariable (
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L"SecurePchSmmVariableName",
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&gHstiSmmVariableGuid,
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EFI_VARIABLE_BOOTSERVICE_ACCESS,
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sizeof (StatusResult),
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&StatusResult
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);
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if (EFI_ERROR (Status)) {
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DEBUG ((DEBUG_INFO, "SecurePchSmmVariable: Not Set\n"));
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ASSERT_EFI_ERROR (Status);
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}
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}
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/**
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The HSTI HVI SMM driver's entry point.
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@param[in] ImageHandle The firmware allocated handle for the EFI image.
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@param[in] SystemTable A pointer to the EFI System Table.
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@retval EFI_SUCCESS The entry point is executed successfully.
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@retval other Some error occurs when executing this entry point.
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**/
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EFI_STATUS
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EFIAPI
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HstiIhvSmmEntryPoint (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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Status = gSmst->SmmLocateProtocol (
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&gEfiSmmVariableProtocolGuid,
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NULL,
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(VOID **) &mSmmVariable
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);
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if (EFI_ERROR (Status)) {
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DEBUG ((DEBUG_INFO, "Unable to Locate EfiSmmVariableProtocolGuid Protocol\n"));
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ASSERT_EFI_ERROR (Status);
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return (Status);
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}
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DEBUG ((DEBUG_INFO, "HSTI SMM Driver Checkpoint Tests\n"));
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DEBUG ((DEBUG_INFO, " Secure PCH SMM P2SB Configuration\n"));
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ReadData ();
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return EFI_SUCCESS;
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}
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