Vlv2TbltDevicePkg/PlatformPei/MemoryCallback.c

   1 /** @file
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   This program and the accompanying materials are licensed and made available under
   6   the terms and conditions of the BSD License that accompanies this distribution.
   7   The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php.
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13
  14
  15   This file includes a memory call back function notified when MRC is done,
  16   following action is performed in this file,
  17     1. ICH initialization after MRC.
  18     2. SIO initialization.
  19     3. Install ResetSystem and FinvFv PPI.
  20     4. Set MTRR for PEI
  21     5. Create FV HOB and Flash HOB
  22
  23
  24 **/
  25
  26
  27 #include "CommonHeader.h"
  28 #include "Platform.h"
  29 #include <Ppi/Cache.h>
  30 #include <Library/BaseCryptLib.h>
  31 #include <Library/PciLib.h>
  32 #include "VlvAccess.h"
  33
  34
  35 EFI_PEI_PPI_DESCRIPTOR  mPpiListRecoveryBootMode[] = {
  36 { (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  37   &gEfiPeiBootInRecoveryModePpiGuid,
  38   NULL
  39 }
  40 };
  41
  42 #if 0
  43 STATIC
  44 EFI_STATUS
  45 GetMemorySize (
  46   IN  CONST EFI_PEI_SERVICES    **PeiServices,
  47   OUT UINT64              *LowMemoryLength,
  48   OUT UINT64              *HighMemoryLength
  49   )
  50 {
  51   EFI_STATUS              Status;
  52   EFI_PEI_HOB_POINTERS    Hob;
  53
  54   *HighMemoryLength = 0;
  55   *LowMemoryLength = 0x100000;
  56   //
  57   // Get the HOB list for processing
  58   //
  59   Status = (*PeiServices)->GetHobList (PeiServices, (void **)&Hob.Raw);
  60   if (EFI_ERROR(Status)) {
  61     return Status;
  62   }
  63
  64   //
  65   // Collect memory ranges
  66   //
  67   while (!END_OF_HOB_LIST (Hob)) {
  68     if (Hob.Header->HobType == EFI_HOB_TYPE_RESOURCE_DESCRIPTOR) {
  69       if (Hob.ResourceDescriptor->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) {
  70         //
  71         // Need memory above 1MB to be collected here
  72         //
  73         if (Hob.ResourceDescriptor->PhysicalStart >= 0x100000 &&
  74             Hob.ResourceDescriptor->PhysicalStart < (EFI_PHYSICAL_ADDRESS) 0x100000000) {
  75           *LowMemoryLength += (UINT64) (Hob.ResourceDescriptor->ResourceLength);
  76         } else if (Hob.ResourceDescriptor->PhysicalStart >= (EFI_PHYSICAL_ADDRESS) 0x100000000) {
  77           *HighMemoryLength += (UINT64) (Hob.ResourceDescriptor->ResourceLength);
  78         }
  79       }
  80     }
  81     Hob.Raw = GET_NEXT_HOB (Hob);
  82   }
  83
  84   return EFI_SUCCESS;
  85 }
  86
  87 #endif
  88 /**
  89   This function will be called when MRC is done.
  90
  91   @param  PeiServices General purpose services available to every PEIM.
  92   @param  NotifyDescriptor Information about the notify event..
  93   @param  Ppi The notify context.
  94
  95   @retval EFI_SUCCESS If the function completed successfully.
  96 **/
  97 EFI_STATUS
  98 EFIAPI
  99 MemoryDiscoveredPpiNotifyCallback (
 100   IN EFI_PEI_SERVICES           **PeiServices,
 101   IN EFI_PEI_NOTIFY_DESCRIPTOR  *NotifyDescriptor,
 102   IN VOID                       *Ppi
 103   )
 104 {
 105
 106   EFI_BOOT_MODE    BootMode;
 107   UINT32           Pages;
 108   VOID*            Memory;
 109   UINTN            Size;
 110
 111   //
 112   // Allocate LM memory and configure PDM if enabled by user.
 113   // ConfigureLM(PeiServices);
 114   //
 115   (*PeiServices)->GetBootMode (
 116                     (const EFI_PEI_SERVICES **)PeiServices,
 117                     &BootMode
 118                     );
 119
 120   if (BootMode != BOOT_ON_S3_RESUME) {
 121     Size = (PcdGet32 (PcdFlashFvRecovery2Base) - PcdGet32 (PcdFlashFvMainBase)) + FixedPcdGet32(PcdFlashFvRecovery2Size);
 122     Pages=  Size/0x1000;
 123
 124     Memory = AllocatePages ( Pages );
 125     CopyMem(Memory , (VOID *) FixedPcdGet32(PcdFlashFvMainBase) , Size);
 126
 127     //
 128     // We don't verify just load
 129     //
 130     PeiServicesInstallFvInfoPpi (
 131       NULL,
 132       (VOID *) ((UINTN) Memory + (PcdGet32 (PcdFlashFvRecovery2Base) - PcdGet32 (PcdFlashFvMainBase))),
 133       PcdGet32 (PcdFlashFvRecovery2Size),
 134       NULL,
 135       NULL
 136       );
 137
 138     PeiServicesInstallFvInfoPpi (
 139       NULL,
 140       (VOID *)  Memory,
 141       PcdGet32 (PcdFlashFvMainSize),
 142       NULL,
 143       NULL
 144       );
 145
 146   }
 147
 148   if (BootMode == BOOT_ON_S3_RESUME) {
 149     PeiServicesInstallFvInfoPpi (
 150     NULL,
 151     (VOID *) (UINTN) (PcdGet32 (PcdFlashFvRecovery2Base)),
 152     PcdGet32 (PcdFlashFvRecovery2Size),
 153     NULL,
 154     NULL
 155     );
 156   }
 157
 158   return EFI_SUCCESS;
 159 }