Add IntelFspWrapper to support boot EDKII on FSP bin.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed off by: Jiewen Yao <jiewen.yao@intel.com> Reviewed by: Ravi Rangarajan <ravi.p.rangarajan@intel.com> Reviewed by: Maurice Ma <maurice.ma@intel.com> Reviewed by: Giri Mudusuru <giri.p.mudusuru@intel.com> Reviewed by: Liming Gao <liming.gao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15676 6f19259b-4bc3-4df7-8a09-765794883524
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jyao1
jyao1
188
IntelFspWrapperPkg/FspInitPei/FspInitPei.c
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188
IntelFspWrapperPkg/FspInitPei/FspInitPei.c
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/** @file
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This PEIM will be invoked twice by pei core. In 1st entry, it will call FspInit API.
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In 2nd entry, it will parse the hoblist from fsp and report them into pei core.
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This file contains the main entrypoint of the PEIM.
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Copyright (c) 2014, 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 "FspInitPei.h"
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/**
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FSP Init continuation function.
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Control will be returned to this callback function after FspInit API call.
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@param[in] Status Status of the FSP INIT API
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@param[in] HobListPtr Pointer to the HOB data structure defined in the PI specification.
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**/
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VOID
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ContinuationFunc (
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IN FSP_STATUS Status,
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IN VOID *HobListPtr
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)
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{
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EFI_BOOT_MODE BootMode;
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UINT64 StackSize;
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EFI_PHYSICAL_ADDRESS StackBase;
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DEBUG ((DEBUG_INFO, "ContinuationFunc - %r\n", Status));
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DEBUG ((DEBUG_INFO, "HobListPtr - 0x%x\n", HobListPtr));
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if (Status != FSP_SUCCESS) {
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CpuDeadLoop ();
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}
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//
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// Can not call any PeiServices
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//
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BootMode = GetBootMode ();
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GetStackInfo (BootMode, TRUE, &StackBase, &StackSize);
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DEBUG ((DEBUG_INFO, "StackBase - 0x%x\n", StackBase));
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DEBUG ((DEBUG_INFO, "StackSize - 0x%x\n", StackSize));
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CallPeiCoreEntryPoint (
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HobListPtr,
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(VOID *)(UINTN)StackBase,
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(VOID *)(UINTN)(StackBase + StackSize)
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);
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}
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/**
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Call FspInit API.
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@param[in] FspHeader FSP header pointer.
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**/
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VOID
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SecFspInit (
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IN FSP_INFO_HEADER *FspHeader
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)
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{
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FSP_INIT_PARAMS FspInitParams;
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FSP_INIT_RT_COMMON_BUFFER FspRtBuffer;
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UINT8 FspUpdRgn[FixedPcdGet32 (PcdMaxUpdRegionSize)];
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UINT32 UpdRegionSize;
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EFI_BOOT_MODE BootMode;
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UINT64 StackSize;
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EFI_PHYSICAL_ADDRESS StackBase;
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FSP_STATUS FspStatus;
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DEBUG ((DEBUG_INFO, "SecFspInit enter\n"));
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PeiServicesGetBootMode (&BootMode);
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DEBUG ((DEBUG_INFO, "BootMode - 0x%x\n", BootMode));
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GetStackInfo (BootMode, FALSE, &StackBase, &StackSize);
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DEBUG ((DEBUG_INFO, "StackBase - 0x%x\n", StackBase));
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DEBUG ((DEBUG_INFO, "StackSize - 0x%x\n", StackSize));
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ZeroMem (&FspRtBuffer, sizeof(FspRtBuffer));
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FspRtBuffer.StackTop = (UINT32 *)(UINTN)(StackBase + StackSize);
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FspRtBuffer.BootMode = BootMode;
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/* Platform override any UPD configs */
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UpdRegionSize = GetUpdRegionSize();
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DEBUG ((DEBUG_INFO, "UpdRegionSize - 0x%x\n", UpdRegionSize));
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DEBUG ((DEBUG_INFO, "sizeof(FspUpdRgn) - 0x%x\n", sizeof(FspUpdRgn)));
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ASSERT(sizeof(FspUpdRgn) >= UpdRegionSize);
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ZeroMem (FspUpdRgn, UpdRegionSize);
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FspRtBuffer.UpdDataRgnPtr = UpdateFspUpdConfigs (FspUpdRgn);
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ZeroMem (&FspInitParams, sizeof(FspInitParams));
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FspInitParams.NvsBufferPtr = GetNvsBuffer ();
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DEBUG ((DEBUG_INFO, "NvsBufferPtr - 0x%x\n", FspInitParams.NvsBufferPtr));
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FspInitParams.RtBufferPtr = (VOID *)&FspRtBuffer;
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FspInitParams.ContinuationFunc = (CONTINUATION_PROC)ContinuationFunc;
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SaveSecContext (GetPeiServicesTablePointer ());
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DEBUG ((DEBUG_INFO, "FspInitParams - 0x%x\n", &FspInitParams));
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DEBUG ((DEBUG_INFO, " NvsBufferPtr - 0x%x\n", FspInitParams.NvsBufferPtr));
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DEBUG ((DEBUG_INFO, " RtBufferPtr - 0x%x\n", FspInitParams.RtBufferPtr));
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DEBUG ((DEBUG_INFO, " StackTop - 0x%x\n", FspRtBuffer.StackTop));
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DEBUG ((DEBUG_INFO, " BootMode - 0x%x\n", FspRtBuffer.BootMode));
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DEBUG ((DEBUG_INFO, " UpdDataRgnPtr - 0x%x\n", FspRtBuffer.UpdDataRgnPtr));
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DEBUG ((DEBUG_INFO, " ContinuationFunc - 0x%x\n", FspInitParams.ContinuationFunc));
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FspStatus = CallFspInit (FspHeader, &FspInitParams);
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//
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// Should never return
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//
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DEBUG((DEBUG_ERROR, "FSP Init failed, status: 0x%x\n", FspStatus));
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CpuDeadLoop ();
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}
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/**
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This is the entrypoint of PEIM
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@param[in] FileHandle Handle of the file being invoked.
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@param[in] PeiServices Describes the list of possible PEI Services.
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@retval EFI_SUCCESS if it completed successfully.
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**/
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EFI_STATUS
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EFIAPI
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FspPeiEntryPoint (
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IN EFI_PEI_FILE_HANDLE FileHandle,
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IN CONST EFI_PEI_SERVICES **PeiServices
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)
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{
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FSP_INFO_HEADER *FspHeader;
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EFI_STATUS Status;
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FSP_INIT_DONE_PPI *FspInitDone;
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VOID *FspHobList;
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EFI_BOOT_MODE BootMode;
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DEBUG ((DEBUG_INFO, "FspPeiEntryPoint\n"));
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Status = PeiServicesLocatePpi (
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&gFspInitDonePpiGuid,
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0,
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NULL,
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(VOID **) &FspInitDone
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);
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if (EFI_ERROR (Status)) {
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//
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// 1st entry
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//
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DEBUG ((DEBUG_INFO, "1st entry\n"));
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FspHeader = FspFindFspHeader (PcdGet32 (PcdFlashFvFspBase));
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DEBUG ((DEBUG_INFO, "FspHeader - 0x%x\n", FspHeader));
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if (FspHeader == NULL) {
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return EFI_DEVICE_ERROR;
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}
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SecFspInit (FspHeader);
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//
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// Never return here
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//
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CpuDeadLoop ();
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} else {
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//
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// 2nd entry
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//
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DEBUG ((DEBUG_INFO, "2nd entry\n"));
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Status = FspInitDone->GetFspHobList (PeiServices, FspInitDone, &FspHobList);
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DEBUG ((DEBUG_INFO, "FspHobList - 0x%x\n", FspHobList));
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FspHobProcess (FspHobList);
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PeiServicesGetBootMode (&BootMode);
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if (BootMode == BOOT_ON_S3_RESUME) {
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Status = PeiServicesNotifyPpi (&mS3EndOfPeiNotifyDesc);
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ASSERT_EFI_ERROR (Status);
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}
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}
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return EFI_SUCCESS;
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}
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