89 lines
3.0 KiB
C
89 lines
3.0 KiB
C
/** @file
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This library initialize Silicon Policy for PreMemory in FSP API mode
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@copyright
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INTEL CONFIDENTIAL
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Copyright 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 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 Reference:
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**/
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#include <Library/PcdLib.h>
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#include <Library/DebugLib.h>
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#include <Library/PeiServicesLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/SiPolicyLib.h>
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/**
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Performs silicon pre-mem policy initialization.
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The returned data must be used as input data for SiliconPolicyDonePreMem (),
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and SiliconPolicyUpdateLib.SiliconPolicyUpdatePreMem ().
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@param[in, out] Policy Pointer to policy.
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@return the initialized policy.
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**/
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VOID *
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EFIAPI
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SiliconPolicyInitPreMem (
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IN OUT VOID *Policy
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)
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{
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Policy = NULL;
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return Policy;
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}
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/**
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The silicon pre-mem policy is finalized.
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Silicon code can do initialization based upon the policy data.
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The input Policy must be returned by SiliconPolicyInitPreMem().
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@param[in] Policy Pointer to policy.
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@retval RETURN_SUCCESS The policy is handled consumed by silicon code.
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**/
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RETURN_STATUS
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EFIAPI
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SiliconPolicyDonePreMem (
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IN VOID *Policy
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)
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{
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EFI_STATUS Status;
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//
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// Install PreMem Policy Ready PPI
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// While installed, RC assumes the Policy is ready and finalized. So please
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// update and override any setting before calling this function.
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//
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Status = SiPreMemInstallPolicyReadyPpi ();
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ASSERT_EFI_ERROR (Status);
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DEBUG ((DEBUG_INFO, "Silicon PEI Policy Initialization Done in Pre-Memory\n"));
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return Status;
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}
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