f862a3b6f9
As per FSP 2.0 spec, FSP shall not trigger system reset and instead it shall return from the FSP API to the BL/Wrapper with the required reset type. The changes are to handle the ResetRequired return code from FSP APIs and provide lib interface for platform to trigger the actual reset. Cc: Giri P Mudusuru <giri.p.mudusuru@intel.com> Cc: Amy Chan <amy.chan@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Satya Yarlagadda <satya.p.yarlagadda@intel.com> Signed-off-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Giri P Mudusuru <giri.p.mudusuru@intel.com>
104 lines
2.3 KiB
C
104 lines
2.3 KiB
C
/** @file
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Sample to provide FSP wrapper related function.
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Copyright (c) 2014 - 2016, 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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**/
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#include <PiPei.h>
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#include <Library/PcdLib.h>
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/**
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This function overrides the default configurations in the FSP-M UPD data region.
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@note At this point, memory is NOT ready, PeiServices are available to use.
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@param[in,out] FspUpdRgnPtr A pointer to the UPD data region data strcture.
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**/
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VOID
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EFIAPI
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UpdateFspmUpdData (
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IN OUT VOID *FspUpdRgnPtr
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)
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{
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}
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/**
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This function overrides the default configurations in the FSP-S UPD data region.
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@param[in,out] FspUpdRgnPtr A pointer to the UPD data region data strcture.
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**/
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VOID
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EFIAPI
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UpdateFspsUpdData (
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IN OUT VOID *FspUpdRgnPtr
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)
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{
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}
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/**
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Update TempRamExit parameter.
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@note At this point, memory is ready, PeiServices are available to use.
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@return TempRamExit parameter.
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**/
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VOID *
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EFIAPI
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UpdateTempRamExitParam (
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VOID
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)
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{
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return NULL;
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}
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/**
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Get S3 PEI memory information.
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@note At this point, memory is ready, and PeiServices are available to use.
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Platform can get some data from SMRAM directly.
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@param[out] S3PeiMemSize PEI memory size to be installed in S3 phase.
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@param[out] S3PeiMemBase PEI memory base to be installed in S3 phase.
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@return If S3 PEI memory information is got successfully.
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**/
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EFI_STATUS
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EFIAPI
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GetS3MemoryInfo (
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OUT UINT64 *S3PeiMemSize,
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OUT EFI_PHYSICAL_ADDRESS *S3PeiMemBase
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)
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{
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return EFI_UNSUPPORTED;
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}
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/**
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Perform platform related reset in FSP wrapper.
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This function will reset the system with requested ResetType.
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@param[in] FspStatusResetType The type of reset the platform has to perform.
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**/
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VOID
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EFIAPI
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CallFspWrapperResetSystem (
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IN UINT32 FspStatusResetType
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)
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{
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//
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// Perform reset according to the type.
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//
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CpuDeadLoop();
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}
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