mirror of https://github.com/acidanthera/audk.git
155 lines
4.1 KiB
C
155 lines
4.1 KiB
C
/** @file
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Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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This file includes a memory call back function notified when MRC is done,
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following action is performed in this file,
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1. ICH initialization after MRC.
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2. SIO initialization.
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3. Install ResetSystem and FinvFv PPI.
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4. Set MTRR for PEI
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5. Create FV HOB and Flash HOB
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**/
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#include "CommonHeader.h"
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#include "Platform.h"
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#include <Ppi/Cache.h>
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#include <Library/BaseCryptLib.h>
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#include <Library/PciLib.h>
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#include "VlvAccess.h"
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EFI_PEI_PPI_DESCRIPTOR mPpiListRecoveryBootMode[] = {
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{ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
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&gEfiPeiBootInRecoveryModePpiGuid,
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NULL
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}
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};
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#if 0
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STATIC
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EFI_STATUS
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GetMemorySize (
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IN CONST EFI_PEI_SERVICES **PeiServices,
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OUT UINT64 *LowMemoryLength,
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OUT UINT64 *HighMemoryLength
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)
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{
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EFI_STATUS Status;
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EFI_PEI_HOB_POINTERS Hob;
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*HighMemoryLength = 0;
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*LowMemoryLength = 0x100000;
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//
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// Get the HOB list for processing
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//
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Status = (*PeiServices)->GetHobList (PeiServices, (void **)&Hob.Raw);
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if (EFI_ERROR(Status)) {
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return Status;
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}
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//
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// Collect memory ranges
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//
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while (!END_OF_HOB_LIST (Hob)) {
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if (Hob.Header->HobType == EFI_HOB_TYPE_RESOURCE_DESCRIPTOR) {
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if (Hob.ResourceDescriptor->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) {
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//
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// Need memory above 1MB to be collected here
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//
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if (Hob.ResourceDescriptor->PhysicalStart >= 0x100000 &&
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Hob.ResourceDescriptor->PhysicalStart < (EFI_PHYSICAL_ADDRESS) 0x100000000) {
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*LowMemoryLength += (UINT64) (Hob.ResourceDescriptor->ResourceLength);
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} else if (Hob.ResourceDescriptor->PhysicalStart >= (EFI_PHYSICAL_ADDRESS) 0x100000000) {
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*HighMemoryLength += (UINT64) (Hob.ResourceDescriptor->ResourceLength);
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}
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}
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}
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Hob.Raw = GET_NEXT_HOB (Hob);
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}
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return EFI_SUCCESS;
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}
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#endif
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/**
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This function will be called when MRC is done.
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@param PeiServices General purpose services available to every PEIM.
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@param NotifyDescriptor Information about the notify event..
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@param Ppi The notify context.
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@retval EFI_SUCCESS If the function completed successfully.
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**/
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EFI_STATUS
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EFIAPI
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MemoryDiscoveredPpiNotifyCallback (
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IN EFI_PEI_SERVICES **PeiServices,
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IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
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IN VOID *Ppi
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)
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{
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EFI_BOOT_MODE BootMode;
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UINT32 Pages;
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VOID* Memory;
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UINTN Size;
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//
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// Allocate LM memory and configure PDM if enabled by user.
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// ConfigureLM(PeiServices);
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//
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(*PeiServices)->GetBootMode (
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(const EFI_PEI_SERVICES **)PeiServices,
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&BootMode
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);
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if (BootMode != BOOT_ON_S3_RESUME) {
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Size = (PcdGet32 (PcdFlashFvRecovery2Base) - PcdGet32 (PcdFlashFvMainBase)) + FixedPcdGet32(PcdFlashFvRecovery2Size);
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Pages= Size/0x1000;
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Memory = AllocatePages ( Pages );
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CopyMem(Memory , (VOID *) FixedPcdGet32(PcdFlashFvMainBase) , Size);
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//
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// We don't verify just load
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//
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PeiServicesInstallFvInfoPpi (
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NULL,
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(VOID *) ((UINTN) Memory + (PcdGet32 (PcdFlashFvRecovery2Base) - PcdGet32 (PcdFlashFvMainBase))),
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PcdGet32 (PcdFlashFvRecovery2Size),
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NULL,
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NULL
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);
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PeiServicesInstallFvInfoPpi (
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NULL,
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(VOID *) Memory,
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PcdGet32 (PcdFlashFvMainSize),
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NULL,
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NULL
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);
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}
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if (BootMode == BOOT_ON_S3_RESUME) {
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PeiServicesInstallFvInfoPpi (
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NULL,
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(VOID *) (UINTN) (PcdGet32 (PcdFlashFvRecovery2Base)),
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PcdGet32 (PcdFlashFvRecovery2Size),
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NULL,
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NULL
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);
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}
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return EFI_SUCCESS;
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}
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