Пример #1
0
EFI_STATUS
GetPlatformInfoHob (
  IN CONST EFI_PEI_SERVICES           **PeiServices,
  OUT EFI_PLATFORM_INFO_HOB     **PlatformInfoHob
  )
{
  EFI_PEI_HOB_POINTERS        GuidHob;

  //
  // Find the PlatformInfo HOB
  //
  GuidHob.Raw = GetHobList ();
  if (GuidHob.Raw == NULL) {
    return EFI_NOT_FOUND;
  }

  if ((GuidHob.Raw = GetNextGuidHob (&gEfiPlatformInfoGuid, GuidHob.Raw)) != NULL) {
    *PlatformInfoHob = GET_GUID_HOB_DATA (GuidHob.Guid);
  }

  //
  // PlatformInfo PEIM should provide this HOB data, if not ASSERT and return error.
  //
  ASSERT (*PlatformInfoHob != NULL);
  if (!(*PlatformInfoHob)) {
    return EFI_NOT_FOUND;
  }

  return EFI_SUCCESS;
}
Пример #2
0
EFI_STATUS
PlatformHobCreateFromFsp (
  IN CONST EFI_PEI_SERVICES     **PeiServices,
  VOID                          *HobList
  )
{
  VOID       *HobData;
  VOID       *NewHobData;
  UINTN      DataSize;

  //
  // Other hob, todo: put this into FspWrapPlatformLib
  //
  if ((HobList = GetNextGuidHob (&gEfiMemoryConfigDataGuid, HobList)) != NULL) {
    HobData = GET_GUID_HOB_DATA (HobList);
    DataSize = GET_GUID_HOB_DATA_SIZE(HobList);
    DEBUG((EFI_D_ERROR, "gEfiMemoryConfigDataGuid Hob found: 0x%x.\n", DataSize));

    NewHobData = BuildGuidHob (&gEfiMemoryConfigDataGuid, DataSize);
    (*PeiServices)->CopyMem (
                      NewHobData,
                      HobData,
                      DataSize
                      );
  }

  return EFI_SUCCESS;
}
Пример #3
0
/**
  Remove a previously registered callback function from the notification list.

  ReportStatusCode() messages will no longer be forwarded to the Callback function.

  @param[in] Callback           A pointer to a function of type EFI_PEI_RSC_HANDLER_CALLBACK that is to be
                                unregistered.

  @retval EFI_SUCCESS           The function was successfully unregistered.
  @retval EFI_INVALID_PARAMETER The callback function was NULL.
  @retval EFI_NOT_FOUND         The callback function was not found to be unregistered.

**/
EFI_STATUS
EFIAPI
Unregister (
  IN EFI_PEI_RSC_HANDLER_CALLBACK Callback
  )
{
  EFI_PEI_HOB_POINTERS            Hob;
  EFI_PEI_RSC_HANDLER_CALLBACK    *CallbackEntry;
  UINTN                           *NumberOfEntries;
  UINTN                           Index;

  if (Callback == NULL) {
    return EFI_INVALID_PARAMETER;
  }

  Hob.Raw  = GetFirstGuidHob (&gStatusCodeCallbackGuid);
  while (Hob.Raw != NULL) {
    NumberOfEntries = GET_GUID_HOB_DATA (Hob);
    CallbackEntry   = (EFI_PEI_RSC_HANDLER_CALLBACK *) (NumberOfEntries + 1);
    for (Index = 0; Index < *NumberOfEntries; Index++) {
      if (CallbackEntry[Index] == Callback) {
        //
        // Set removed entry as NULL.
        //
        CallbackEntry[Index] = NULL;
        return EFI_SUCCESS;
      }
    }
    Hob.Raw = GET_NEXT_HOB (Hob);
    Hob.Raw = GetNextGuidHob (&gStatusCodeCallbackGuid, Hob.Raw);
  }

  return EFI_NOT_FOUND;
}
Пример #4
0
Файл: Hob.c Проект: B-Rich/edk2
EFIAPI
GetFirstGuidHob (
  IN CONST EFI_GUID         *Guid
  )
{
  VOID      *HobList;

  HobList = GetHobList ();
  return GetNextGuidHob (Guid, HobList);
}
Пример #5
0
/****************************************************************************
 函 数 名  : SaveMemoryConfigDxeEntry
 功能描述  : 读取Memory相关配置hob数据,存入Flash
 输入参数  : IN EFI_HANDLE         ImageHandle,
             IN EFI_SYSTEM_TABLE  *SystemTable
 输出参数  : 无
 返 回 值  : EFI_STATUS
 修改历史  :
 1.日    期   : 2014年12月18日
  作    者   : l00228991
  修改内容   : 新生成函数
****************************************************************************/
EFI_STATUS
EFIAPI SaveMemoryConfigDxeEntry (
  IN EFI_HANDLE         ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable)
{
    EFI_STATUS      Status = EFI_SUCCESS;
    NVRAM           *Nvram;
    GBL_DATA        *Gbl_Data;
    SPI_FLASH_PROTOCOL        *Flash;
    VOID*           HobList;
    UINT32          NvramCrc;

    
    HobList = GetHobList();
    Gbl_Data = (GBL_DATA*)GetNextGuidHob(&gEfiMemoryMapGuid, HobList);
    Gbl_Data = GET_GUID_HOB_DATA(Gbl_Data);

    Nvram = &(Gbl_Data->nvram);

    Status = gBS->CalculateCrc32(((UINT8 *)Nvram+sizeof(UINT32)),(sizeof(NVRAM)-sizeof(UINT32)),&NvramCrc);
    if(EFI_ERROR(Status))
    {
        DEBUG((EFI_D_ERROR,"Nvram CalculateCrc32 Failed\n"));
        return Status;
    }
    
    if( Nvram->NvramCrc != NvramCrc)
    {
        Nvram->NvramCrc = NvramCrc;
        
        Status = gBS->LocateProtocol (&gSpiFlashProtocolGuid, NULL, (VOID *) &Flash);
        if (EFI_ERROR(Status))
        {
            DEBUG((EFI_D_ERROR, "%a - %d Status=%r\n", __FILE__, __LINE__, Status));
            return Status;
        }
        
        Status = Flash->Erase(Flash,NVRAM_ADDR,sizeof(NVRAM));
        if (EFI_ERROR(Status))
        {
            DEBUG((EFI_D_ERROR, "%a - %d SpiFlash Erase Error,Status=%r\n", __FILE__, __LINE__,Status));
            return Status;
        }

        Status = Flash->Write(Flash, NVRAM_ADDR, (UINT8*)(Nvram), sizeof(NVRAM));
        if (EFI_ERROR(Status))
        {
            DEBUG((EFI_D_ERROR, "%a - %d Flash Write Error,Status=%r\n", __FILE__, __LINE__,Status));
            return Status;
        }
    }

    return EFI_SUCCESS;
}
Пример #6
0
/**
 *  Save the FSP memory HOB (mrc data) to the MRC area in CBMEM
 */
int save_mrc_data(void *hob_start)
{
	u32 *mrc_hob;
	u32 *mrc_hob_data;
	u32 mrc_hob_size;
	struct mrc_data_container *mrc_data;
	int output_len;
	const EFI_GUID mrc_guid = FSP_NON_VOLATILE_STORAGE_HOB_GUID;

	mrc_hob = GetNextGuidHob(&mrc_guid, hob_start);
	if (mrc_hob == NULL){
		printk(BIOS_DEBUG, "Memory Configure Data Hob is not present\n");
		return(0);
	}

	mrc_hob_data = GET_GUID_HOB_DATA (mrc_hob);
	mrc_hob_size = (u32) GET_HOB_LENGTH(mrc_hob);

	printk(BIOS_DEBUG, "Memory Configure Data Hob at %p (size = 0x%x).\n",
			(void *)mrc_hob_data, mrc_hob_size);

	output_len = ALIGN(mrc_hob_size, 16);

	/* Save the MRC S3/fast boot/ADR restore data to cbmem */
	mrc_data = cbmem_add (CBMEM_ID_MRCDATA,
			output_len + sizeof(struct mrc_data_container));

	/* Just return if there was a problem with getting CBMEM */
	if (mrc_data == NULL) {
		printk(BIOS_WARNING, "CBMEM was not available to save the fast boot cache data.\n");
		return 0;
	}

	printk(BIOS_DEBUG, "Copy FSP MRC DATA to HOB (source addr %p, dest addr %p, %u bytes)\n",
			(void *)mrc_hob_data, mrc_data, output_len);

	mrc_data->mrc_signature = MRC_DATA_SIGNATURE;
	mrc_data->mrc_data_size = output_len;
	mrc_data->reserved = 0;
	memcpy(mrc_data->mrc_data, (const void *)mrc_hob_data, mrc_hob_size);

	/* Zero the unused space in aligned buffer. */
	if (output_len > mrc_hob_size)
		memset((mrc_data->mrc_data + mrc_hob_size), 0,
				output_len - mrc_hob_size);

	mrc_data->mrc_checksum = compute_ip_checksum(mrc_data->mrc_data,
			mrc_data->mrc_data_size);

	printk(BIOS_SPEW, "Fast boot data (includes align and checksum):\n");
	hexdump32(BIOS_SPEW, (void *)mrc_data->mrc_data, output_len / 4);
	return (1);
}
Пример #7
0
/**
  Get the pointer to Mailbox from the GUIDed HOB.

  @param[in]  HobStart      The starting HOB pointer to search from.

  @return Pointer to Mailbox.

**/
DEBUG_AGENT_MAILBOX *
GetMailboxFromHob (
  IN VOID                  *HobStart
  )
{
  EFI_HOB_GUID_TYPE        *GuidHob;

  GuidHob = GetNextGuidHob (&gEfiDebugAgentGuid, HobStart);
  if (GuidHob == NULL) {
    return NULL;
  }

  return (DEBUG_AGENT_MAILBOX *) (GET_GUID_HOB_DATA(GuidHob));
}
Пример #8
0
EFI_STATUS
EfiInitializeWinNtDriverLib (
  IN EFI_HANDLE           ImageHandle,
  IN EFI_SYSTEM_TABLE     *SystemTable
  )
/*++

Routine Description:

  Intialize gWinNt and initialize debug console. 

Arguments:

  (Standard EFI Image entry - EFI_IMAGE_ENTRY_POINT)

Returns: 

  None

--*/
// TODO:    ImageHandle - add argument and description to function comment
// TODO:    SystemTable - add argument and description to function comment
// TODO:    EFI_NOT_FOUND - add return value to function comment
// TODO:    EFI_NOT_FOUND - add return value to function comment
// TODO:    EFI_SUCCESS - add return value to function comment
{
  EFI_STATUS  Status;
  VOID        *HobList;
  VOID        *Pointer;

  Status = EfiLibGetSystemConfigurationTable (&mEfiHobListGuid, &HobList);
  if (EFI_ERROR (Status)) {
    return EFI_NOT_FOUND;
  }

  ASSERT (NULL != HobList);
  Status = GetNextGuidHob (&HobList, &gEfiWinNtThunkProtocolGuid, &Pointer, NULL);
  if (EFI_ERROR (Status)) {
    return EFI_NOT_FOUND;
  }

  gWinNt = (VOID *) (*(UINTN *) (Pointer));
  return EFI_SUCCESS;
}
Пример #9
0
/**
  Get the pointer to Mailbox from the GUIDed HOB.

  @param[in]  HobStart      The starting HOB pointer to search from.

  @return Pointer to Mailbox.

**/
DEBUG_AGENT_MAILBOX *
GetMailboxFromHob (
  IN VOID                  *HobStart
  )
{
  EFI_HOB_GUID_TYPE        *GuidHob;
  UINT64                   *MailboxLocation;
  DEBUG_AGENT_MAILBOX      *Mailbox;

  GuidHob = GetNextGuidHob (&gEfiDebugAgentGuid, HobStart);
  if (GuidHob == NULL) {
    return NULL;
  }
  MailboxLocation = (UINT64 *) (GET_GUID_HOB_DATA(GuidHob));
  Mailbox = (DEBUG_AGENT_MAILBOX *)(UINTN)(*MailboxLocation);
  VerifyMailboxChecksum (Mailbox);

  return Mailbox;
}
Пример #10
0
/**
  This function gets hash interface hob.

  @param Identifier    Identifier to get hash interface hob.

  @retval hash interface hob.
**/
HASH_INTERFACE_HOB *
InternalGetHashInterfaceHob (
  EFI_GUID      *Identifier
  )
{
  EFI_PEI_HOB_POINTERS  Hob;
  HASH_INTERFACE_HOB    *HashInterfaceHob;

  Hob.Raw = GetFirstGuidHob (&mHashLibPeiRouterGuid);
  while (Hob.Raw != NULL) {
    HashInterfaceHob = GET_GUID_HOB_DATA (Hob);
    if (CompareGuid (&HashInterfaceHob->Identifier, Identifier)) {
      //
      // Found the matched one.
      //
      return HashInterfaceHob;
    }
    Hob.Raw = GET_NEXT_HOB (Hob);
    Hob.Raw = GetNextGuidHob (&mHashLibPeiRouterGuid, Hob.Raw);
  }
  return NULL;
}
Пример #11
0
EFI_STATUS
GetGuidedHobData (
  IN  VOID *HobList,
  IN  CONST EFI_GUID *HobGuid,
  OUT VOID **HobData
  )
{
  EFI_HOB_GUID_TYPE *Hob;

  if (!HobList || !HobGuid || !HobData)
    return EFI_INVALID_PARAMETER;

  Hob = GetNextGuidHob (HobGuid, HobList);
  if (!Hob)
    return EFI_NOT_FOUND;

  *HobData = GET_GUID_HOB_DATA (Hob);
  if (!HobData)
    return EFI_NOT_FOUND;

  return EFI_SUCCESS;
}
Пример #12
0
EFI_STATUS
EFIAPI
PlatformCpuInfoInit (
  IN EFI_HANDLE                         ImageHandle,
  IN EFI_SYSTEM_TABLE                   *SystemTable
  )
{
  EFI_STATUS                  Status;
  EFI_PLATFORM_CPU_INFO       *PlatformCpuInfoPtr;
  EFI_PEI_HOB_POINTERS        GuidHob;

  //
  // Get Platform Cpu Info HOB
  //
  GuidHob.Raw = GetHobList ();
  while ((GuidHob.Raw = GetNextGuidHob (&gEfiPlatformCpuInfoGuid, GuidHob.Raw)) != NULL) {
    PlatformCpuInfoPtr = GET_GUID_HOB_DATA (GuidHob.Guid);
    GuidHob.Raw = GET_NEXT_HOB (GuidHob);

      //
      // Write the Platform CPU Info to volatile memory for runtime purposes.
      // This must be done in its own driver because SetVariable protocol is dependent on chipset,
      // which is dependent on CpuIo, PlatformInfo, and Metronome.
      //
      Status = gRT->SetVariable(
                      EfiPlatformCpuInfoVariable,
                      &gEfiVlv2VariableGuid,
                      EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
                      sizeof(EFI_PLATFORM_CPU_INFO),
                      PlatformCpuInfoPtr
                      );
      if (EFI_ERROR(Status)) {
        return Status;
      }
  }

   return EFI_SUCCESS;
}
Пример #13
0
VOID
BdsLockNonUpdatableFlash (
  VOID
  )
{
  EFI_FLASH_MAP_ENTRY_DATA  *FlashMapEntryData;
  VOID                      *HobList;
  VOID                      *Buffer;
  EFI_STATUS                Status;
  EFI_CPU_IO_PROTOCOL       *CpuIo;

  Status = gBS->LocateProtocol (&gEfiCpuIoProtocolGuid, NULL, &CpuIo);
  ASSERT_EFI_ERROR (Status);

  Status = EfiLibGetSystemConfigurationTable (&gEfiHobListGuid, &HobList);
  ASSERT_EFI_ERROR (Status);

  for (;;) {
    Status = GetNextGuidHob (&HobList, &gEfiFlashMapHobGuid, &Buffer, NULL);
    if (EFI_ERROR (Status)) {
      break;
    }

    FlashMapEntryData = (EFI_FLASH_MAP_ENTRY_DATA *) Buffer;

    //
    // Get the variable store area
    //
    if ((FlashMapEntryData->AreaType == EFI_FLASH_AREA_RECOVERY_BIOS) ||
        (FlashMapEntryData->AreaType == EFI_FLASH_AREA_MAIN_BIOS)
        ) {
      BdsLockFv (CpuIo, &(FlashMapEntryData->Entries[0]));
    }
  }

  return ;
}
Пример #14
0
EFI_STATUS
EFIAPI
PlatformInfoInit (
  IN EFI_HANDLE                         ImageHandle,
  IN EFI_SYSTEM_TABLE                   *SystemTable
  )
{
  EFI_STATUS                  Status;
  EFI_PLATFORM_INFO_HOB       *PlatformInfoHobPtr;
  EFI_PEI_HOB_POINTERS        GuidHob;
  EFI_PLATFORM_INFO_HOB       TmpHob;
  UINTN                       VarSize;
  EFI_OS_SELECTION_HOB        *OsSlectionHobPtr;
  UINT8                       Selection;
  SYSTEM_CONFIGURATION        SystemConfiguration;
  UINT8                       *LpssDataHobPtr;
  UINT8                       *LpssDataVarPtr;
  UINTN                       i;

  VarSize = sizeof(SYSTEM_CONFIGURATION);
  Status = gRT->GetVariable(
                  NORMAL_SETUP_NAME,
                  &gEfiNormalSetupGuid,
                  NULL,
                  &VarSize,
                  &SystemConfiguration
                  );

  VarSize = sizeof(Selection);
  Status = gRT->GetVariable(
                  L"OsSelection",
                  &gOsSelectionVariableGuid,
                  NULL,
                  &VarSize,
                  &Selection
                  );

  if (EFI_ERROR(Status)) {
    Selection = SystemConfiguration.ReservedO;
    Status = gRT->SetVariable (
                    L"OsSelection",
                    &gOsSelectionVariableGuid,
                    EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
                    sizeof(Selection),
                    &Selection
                    );
  }

  GuidHob.Raw = GetHobList ();
  if (GuidHob.Raw != NULL) {
    if ((GuidHob.Raw = GetNextGuidHob (&gOsSelectionVariableGuid, GuidHob.Raw)) != NULL) {
      OsSlectionHobPtr = GET_GUID_HOB_DATA (GuidHob.Guid);

      if (OsSlectionHobPtr->OsSelectionChanged) {
        SystemConfiguration.ReservedO = OsSlectionHobPtr->OsSelection;

        //
        // Load Audio default configuration
        //
        SystemConfiguration.Lpe         = OsSlectionHobPtr->Lpe;
        SystemConfiguration.PchAzalia   = OsSlectionHobPtr->PchAzalia;

        //
        // Load LPSS and SCC default configurations
        //
        LpssDataHobPtr = &OsSlectionHobPtr->LpssData.LpssPciModeEnabled;
        LpssDataVarPtr = &SystemConfiguration.LpssPciModeEnabled;
        for (i = 0; i < sizeof(EFI_PLATFORM_LPSS_DATA); i++) {
          *LpssDataVarPtr = *LpssDataHobPtr;
          LpssDataVarPtr++;
          LpssDataHobPtr++;
        }

        SystemConfiguration.GOPEnable = TRUE;

        Status = gRT->SetVariable (
                        NORMAL_SETUP_NAME,
                        &gEfiNormalSetupGuid,
                        EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
                        sizeof(SYSTEM_CONFIGURATION),
                        &SystemConfiguration
                        );
        ASSERT_EFI_ERROR (Status);
      }
    }
  }

  GuidHob.Raw = GetHobList ();
  if (GuidHob.Raw == NULL) {
  	return EFI_NOT_FOUND;
  }

  if ((GuidHob.Raw = GetNextGuidHob (&gEfiPlatformInfoGuid, GuidHob.Raw)) != NULL) {
    PlatformInfoHobPtr = GET_GUID_HOB_DATA (GuidHob.Guid);
    VarSize = sizeof(EFI_PLATFORM_INFO_HOB);
    Status = gRT->GetVariable(
                    L"PlatformInfo",
                    &gEfiVlv2VariableGuid,
                    NULL,
                    &VarSize,
                    &TmpHob
                    );

    if (EFI_ERROR(Status) || CompareMem (&TmpHob, PlatformInfoHobPtr, VarSize)) {

      //
      // Write the Platform Info to volatile memory
      //
      Status = gRT->SetVariable(
                      L"PlatformInfo",
                      &gEfiVlv2VariableGuid,
                      EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS | EFI_VARIABLE_NON_VOLATILE,
                      sizeof(EFI_PLATFORM_INFO_HOB),
                      PlatformInfoHobPtr
                      );
      if (EFI_ERROR(Status)) {
        return Status;
      }
    }
  }

  return EFI_SUCCESS;
}
Пример #15
0
/**
  Initialize the Event Log and log events passed from the PEI phase.

  @retval EFI_SUCCESS           Operation completed successfully.
  @retval EFI_OUT_OF_RESOURCES  Out of memory.

**/
EFI_STATUS
EFIAPI
SetupEventLog (
  VOID
  )
{
  EFI_STATUS            Status;
  TCG_PCR_EVENT         *TcgEvent;
  EFI_PEI_HOB_POINTERS  GuidHob;
  EFI_PHYSICAL_ADDRESS  Lasa;
  
  if (PcdGet8 (PcdTpmPlatformClass) == TCG_PLATFORM_TYPE_CLIENT) {
    Lasa = mTcgClientAcpiTemplate.Lasa;
  
    Status = gBS->AllocatePages (
                    AllocateMaxAddress,
                    EfiACPIMemoryNVS,
                    EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcgLogAreaMinLen)),
                    &Lasa
                    );
    if (EFI_ERROR (Status)) {
      return Status;
    }
    mTcgClientAcpiTemplate.Lasa = Lasa;
    //
    // To initialize them as 0xFF is recommended 
    // because the OS can know the last entry for that.
    //
    SetMem ((VOID *)(UINTN)mTcgClientAcpiTemplate.Lasa, PcdGet32 (PcdTcgLogAreaMinLen), 0xFF);
    mTcgClientAcpiTemplate.Laml = PcdGet32 (PcdTcgLogAreaMinLen);
  
  } else {
    Lasa = mTcgServerAcpiTemplate.Lasa;
  
    Status = gBS->AllocatePages (
                    AllocateMaxAddress,
                    EfiACPIMemoryNVS,
                    EFI_SIZE_TO_PAGES (PcdGet32 (PcdTcgLogAreaMinLen)),
                    &Lasa
                    );
    if (EFI_ERROR (Status)) {
      return Status;
    }
    mTcgServerAcpiTemplate.Lasa = Lasa;
    //
    // To initialize them as 0xFF is recommended 
    // because the OS can know the last entry for that.
    //
    SetMem ((VOID *)(UINTN)mTcgServerAcpiTemplate.Lasa, PcdGet32 (PcdTcgLogAreaMinLen), 0xFF);
    mTcgServerAcpiTemplate.Laml = PcdGet32 (PcdTcgLogAreaMinLen);
  }

  GuidHob.Raw = GetHobList ();
  while (!EFI_ERROR (Status) && 
         (GuidHob.Raw = GetNextGuidHob (&gTcgEventEntryHobGuid, GuidHob.Raw)) != NULL) {
    TcgEvent    = GET_GUID_HOB_DATA (GuidHob.Guid);
    GuidHob.Raw = GET_NEXT_HOB (GuidHob);
    Status = TcgDxeLogEventI (
               &mTcgDxeData,
               (TCG_PCR_EVENT_HDR*)TcgEvent,
               TcgEvent->Event
               );
  }

  return Status;
}
Пример #16
0
/**
  Dispatch initialization request to sub status code devices based on 
  customized feature flags.
 
**/
VOID
InitializationDispatcherWorker (
  VOID
  )
{
  EFI_PEI_HOB_POINTERS              Hob;
  EFI_STATUS                        Status;
  MEMORY_STATUSCODE_PACKET_HEADER   *PacketHeader;
  MEMORY_STATUSCODE_RECORD          *Record;
  UINTN                             ExpectedPacketIndex;
  UINTN                             Index;
  VOID                              *HobStart;

  //
  // If enable UseSerial, then initialize serial port.
  // if enable UseRuntimeMemory, then initialize runtime memory status code worker.
  //
  if (FeaturePcdGet (PcdStatusCodeUseSerial)) {
    //
    // Call Serial Port Lib API to initialize serial port.
    //
    Status = SerialPortInitialize ();
    ASSERT_EFI_ERROR (Status);
  }
  if (FeaturePcdGet (PcdStatusCodeUseMemory)) {
    Status = RtMemoryStatusCodeInitializeWorker ();
    ASSERT_EFI_ERROR (Status);
  }

  //
  // Replay Status code which saved in GUID'ed HOB to all supported devices. 
  //
  if (FeaturePcdGet (PcdStatusCodeReplayIn)) {
    // 
    // Journal GUID'ed HOBs to find all record entry, if found, 
    // then output record to support replay device.
    //
    ExpectedPacketIndex = 0;
    Hob.Raw   = GetFirstGuidHob (&gMemoryStatusCodeRecordGuid);
    HobStart  = Hob.Raw;
    while (Hob.Raw != NULL) {
      PacketHeader = (MEMORY_STATUSCODE_PACKET_HEADER *) GET_GUID_HOB_DATA (Hob.Guid);
      if (PacketHeader->PacketIndex == ExpectedPacketIndex) {
        Record = (MEMORY_STATUSCODE_RECORD *) (PacketHeader + 1);
        for (Index = 0; Index < PacketHeader->RecordIndex; Index++) {
          //
          // Dispatch records to devices based on feature flag.
          //
          if (FeaturePcdGet (PcdStatusCodeUseSerial)) {
            SerialStatusCodeReportWorker (
              Record[Index].CodeType,
              Record[Index].Value,
              Record[Index].Instance,
              NULL,
              NULL
              );
          }
          if (FeaturePcdGet (PcdStatusCodeUseMemory)) {
            RtMemoryStatusCodeReportWorker (
              Record[Index].CodeType,
              Record[Index].Value,
              Record[Index].Instance,
              NULL,
              NULL
              );
          }
        }
        ExpectedPacketIndex++;
  
        //
        // See whether there is gap of packet or not
        //
        if (HobStart != NULL) {
          HobStart  = NULL;
          Hob.Raw   = HobStart;
          continue;
        }
      } else if (HobStart != NULL) {
        //
        // Cache the found packet for improve the performance
        //
        HobStart = Hob.Raw;
      }
  
      Hob.Raw = GetNextGuidHob (&gMemoryStatusCodeRecordGuid, Hob.Raw);
    }
  }
}
Пример #17
0
Файл: Perf.c Проект: Kohrara/edk
EFI_STATUS
GetPeiPerformance (
  IN EFI_HANDLE           ImageHandle,
  IN EFI_SYSTEM_TABLE     *SystemTable,
  IN UINT64               Ticker
  )
/*++

Routine Description:

  Transfer PEI performance data to gauge data node.

Arguments:

  ImageHandle - Standard entry point parameter
  SystemTable - Standard entry point parameter
  Ticker      - Start tick

Returns:

  EFI_OUT_OF_RESOURCES - No enough resource to create data node.
  EFI_SUCCESS - Transfer done successfully.

--*/
{
  EFI_STATUS                        Status;
  VOID                              *HobList;
  EFI_HOB_GUID_DATA_PERFORMANCE_LOG *LogHob;
  PEI_PERFORMANCE_MEASURE_LOG_ENTRY *LogEntry;
  UINT32                            Index;
  EFI_PERF_DATA_LIST                *Node;
  UINT64                            TimerValue;

  Node = CreateDataNode (0, PEI_TOK, NULL);
  if (!Node) {
    return EFI_OUT_OF_RESOURCES;
  }

  if (Ticker != 0) {
    TimerValue = Ticker;
  } else {
    GetTimerValue (&TimerValue);
  }
  (Node->GaugeData).EndTick = TimerValue;

  InsertTailList (&mPerfDataHead, &(Node->Link));

  EfiLibGetSystemConfigurationTable (&gEfiHobListGuid, &HobList);
  do {
    Status = GetNextGuidHob (&HobList, &gEfiPeiPerformanceHobGuid, (VOID **) &LogHob, NULL);
    if (EFI_ERROR (Status)) {
      break;
    }

    for (Index = 0; Index < LogHob->NumberOfEntries; Index++) {
      LogEntry  = &(LogHob->Log[Index]);
      Node      = CreateDataNode (0, LogEntry->DescriptionString, NULL);
      if (!Node) {
        return EFI_OUT_OF_RESOURCES;
      }
      (Node->GaugeData).StartTick = LogEntry->StartTimeCount;

      EfiCopyMem (&(Node->GaugeData.GuidName), &LogEntry->Name, sizeof (EFI_GUID));

      InsertTailList (&mPerfDataHead, &(Node->Link));

      (Node->GaugeData).EndTick = LogEntry->StopTimeCount;
    }
  } while (!EFI_ERROR (Status));

  return EFI_SUCCESS;
}
Пример #18
0
EFI_STATUS
EFIAPI    
GetPciRom (
  IN CONST EFI_PCI_PLATFORM_PROTOCOL     *This,
  IN EFI_HANDLE                           PciHandle,
  OUT  VOID                               **RomImage,
  OUT  UINTN                              *RomSize
  )
{
  EFI_STATUS                    Status;
  EFI_PCI_IO_PROTOCOL           *PciIo;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *PciRootBridgeIo;
  UINTN                         Segment;
  UINTN                         Bus;
  UINTN                         Device;
  UINTN                         Function;
  UINT16                        VendorId;
  UINT16                        DeviceId;
  UINT16                        DeviceClass;
  UINTN                         TableIndex;
  UINT8                         Data8;
  BOOLEAN                       MfgMode;
  EFI_PLATFORM_SETUP_ID         *BootModeBuffer;

  EFI_PEI_HOB_POINTERS        GuidHob;

  MfgMode = FALSE;

//
// Check if system is in manufacturing mode.
//
  GuidHob.Raw = GetHobList ();
  if (GuidHob.Raw == NULL) {
    return EFI_NOT_FOUND;
  }

  if ((GuidHob.Raw = GetNextGuidHob (&gEfiPlatformBootModeGuid, GuidHob.Raw)) != NULL) {
    BootModeBuffer = GET_GUID_HOB_DATA (GuidHob.Guid);
    if (!CompareMem (&BootModeBuffer->SetupName, MANUFACTURE_SETUP_NAME,
        StrSize (MANUFACTURE_SETUP_NAME)))
      {
      	//
        // System is in manufacturing mode.
        //
        MfgMode = TRUE;
      }
   }

  Status = gBS->HandleProtocol (
                  PciHandle,
                  &gEfiPciIoProtocolGuid,
                  (void **)&PciIo
                  );
  if (EFI_ERROR (Status)) {
    return EFI_NOT_FOUND;
  }

  Status = gBS->LocateProtocol (
                  &gEfiPciRootBridgeIoProtocolGuid,
                  NULL,
                  (void **)&PciRootBridgeIo
                  );

  if (EFI_ERROR (Status)) {
    return EFI_NOT_FOUND;
  }

  PciIo->Pci.Read (PciIo, EfiPciIoWidthUint16, 0x0A, 1, &DeviceClass);

  PciIo->GetLocation (PciIo, &Segment, &Bus, &Device, &Function);

  PciIo->Pci.Read (PciIo, EfiPciIoWidthUint16, 0, 1, &VendorId);

  PciIo->Pci.Read (PciIo, EfiPciIoWidthUint16, 2, 1, &DeviceId);

  //
  // WA for PCIe SATA card (SYBA SY-PEX400-40)
  //
  if ((VendorId == 0x1B21) && (DeviceId == 0x0612)) {
    Data8 = 0x07;
    PciIo->Pci.Write (PciIo, EfiPciIoWidthUint8, 4, 1, &Data8);
  }

    //
    // Do not run RAID or AHCI Option ROM if IDE
    //
    if ( (DeviceClass == ((PCI_CLASS_MASS_STORAGE << 8 ) | PCI_CLASS_MASS_STORAGE_IDE)) ) {
      return EFI_NOT_FOUND;
    }

    //
    // Run PXE ROM only if Boot network is enabled and not in MFG mode
    //
    if (DeviceClass == ((PCI_CLASS_NETWORK << 8 ) | PCI_CLASS_NETWORK_ETHERNET)) {
      if (((mSystemConfiguration.BootNetwork == 0) && (MfgMode == FALSE )) || (mSystemConfiguration.FastBoot == 1)) {
      return EFI_NOT_FOUND;
      }
    }

    //
    // Loop through table of Onboard option rom descriptions
    //
    for (TableIndex = 0; mPciOptionRomTable[TableIndex].VendorId != 0xffff; TableIndex++) {

      //
      // See if the PCI device specified by PciHandle matches at device in mPciOptionRomTable
      //
      if (VendorId != mPciOptionRomTable[TableIndex].VendorId ||
          DeviceId != mPciOptionRomTable[TableIndex].DeviceId ||
          ((DeviceClass == ((PCI_CLASS_NETWORK << 8 ) | PCI_CLASS_NETWORK_ETHERNET)) &&
           (mPciOptionRomTable[TableIndex].Flag != mSystemConfiguration.BootNetwork))  ) {
        continue;
      }

      Status = GetRawImage(
                 &mPciOptionRomTable[TableIndex].FileName,
                 RomImage,
                 RomSize
                 );

      if ((VendorId == IGD_VID) && (DeviceId == IGD_DID_VLV_A0)) {
        *(UINT16 *)(((UINTN) *RomImage) + OPROM_DID_OFFSET) = IGD_DID_VLV_A0;
      }

      if ((VendorId == IGD_VID) && (DeviceId == IGD_DID_II)) {
        *(UINT16 *)(((UINTN) *RomImage) + OPROM_DID_OFFSET) = IGD_DID_II;
      }

      if ((VendorId == IGD_VID) && (DeviceId == IGD_DID_0BE4)) {
        *(UINT16 *)(((UINTN) *RomImage) + OPROM_DID_OFFSET) = IGD_DID_0BE4;
      }

      if ((VendorId == IGD_VID) && (DeviceId == IGD_DID_QS)) {
        *(UINT16 *)(((UINTN) *RomImage) + OPROM_DID_OFFSET) = IGD_DID_QS;
      }


        if (EFI_ERROR (Status)) {
          continue;
        }
        return EFI_SUCCESS;
      }

  return EFI_NOT_FOUND;
}
Пример #19
0
EFI_STATUS
RebuildHeap (
  IN OUT   HEAP_MANAGER                 **HeapManagerPtr
  )
{
  EFI_STATUS                  Status;
  AGESA_STATUS                AgesaStatus;
  UINTN                       AlignTo16ByteInDxeMem;
  UINTN                       TotalAlignTo16ByteInHob;
  EFI_PEI_HOB_POINTERS        Hob;
  VOID                        *HobList;
  VOID                        *HeapBufferInHob;
  HEAP_MANAGER                *HeapManagerInHob;
  BUFFER_NODE                 *HeapHeaderNodeInHob;
  BUFFER_NODE                 *HeapCurrentNodeInHob;
  BUFFER_NODE                 *HeapPreNodeInHob;

  HEAP_MANAGER                *HeapManagerInDxeMem;
  BUFFER_NODE                 *HeapHeaderNodeInDxeMem;
  BUFFER_NODE                 *HeapCurrentNodeInDxeMem;
  BUFFER_NODE                 *HeapPreNodeInDxeMem;
  UINT32                      OffsetOfHeapCurrentNodeInDxeMem;
  EFI_HOB_GUID_TYPE           *GuidHob;

  AGESA_BUFFER_PARAMS         AllocParams;

  Status = EfiGetSystemConfigurationTable (&gEfiHobListGuid, &HobList);
  ASSERT_EFI_ERROR (Status);

  Hob.Raw = HobList;
  HeapBufferInHob = NULL;

  while (!END_OF_HOB_LIST (Hob)) {
    GuidHob = GetNextGuidHob (&gAmdHeapHobGuid, HobList);
    HeapBufferInHob = GET_GUID_HOB_DATA (GuidHob);

    if (HeapBufferInHob != NULL) {
      HeapManagerInHob = (HEAP_MANAGER *) HeapBufferInHob;
      HeapHeaderNodeInHob = (BUFFER_NODE *) ((UINT8 *) HeapManagerInHob + HeapManagerInHob->FirstActiveBufferOffset);
      HeapCurrentNodeInHob = HeapHeaderNodeInHob;
      //
      // 1. Analyse heap buffer from HOB data to calculate the final size for recreating the heap buffers
      //    Reserve maximum pad size for each heap node.
      // 2. Allocate memory for heap buffers
      // 3. Copying heap manager data from HOB include extracing 1-byte alignment to 16-byte alignment
      //

      //
      // 1. Analyse heap buffer from HOB data to calculate the final size for recreating the heap buffers.
      //    Reserve maximum pad size for each heap node.
      //
      TotalAlignTo16ByteInHob = 0;
      do {
        HeapPreNodeInHob = HeapCurrentNodeInHob;
        TotalAlignTo16ByteInHob += 0xF;
        HeapCurrentNodeInHob = (BUFFER_NODE *) ((UINT8 *) HeapBufferInHob + HeapCurrentNodeInHob->OffsetOfNextNode);
      } while (HeapPreNodeInHob->OffsetOfNextNode != AMD_HEAP_INVALID_HEAP_OFFSET);

      //
      // 2. Allocate memory for heap buffers
      //
      AllocParams.BufferLength = (UINT32) (HeapManagerInHob->UsedSize + TotalAlignTo16ByteInHob + 0x0F);
      AllocParams.BufferHandle = AMD_HEAP_IN_MAIN_MEMORY_HANDLE;
      if ((AgesaStatus = AgesaAllocateBuffer (0, &AllocParams)) != AGESA_SUCCESS) {
        if (AGESA_ERROR > AgesaStatus) {
          return EFI_OUT_OF_RESOURCES;
        }
      }
      ZeroMem (AllocParams.BufferPointer, AllocParams.BufferLength);
      *HeapManagerPtr = AllocParams.BufferPointer;

      //
      // 3. Copying heap manager data from HOB include extracing 1-byte alignment to 16-byte alignment
      //
      HeapManagerInDxeMem = *HeapManagerPtr;
      HeapManagerInDxeMem->FirstActiveBufferOffset = sizeof (HEAP_MANAGER);
      HeapManagerInDxeMem->UsedSize = sizeof (HEAP_MANAGER);
      HeapHeaderNodeInDxeMem = (BUFFER_NODE *) ((UINT8 *) HeapManagerInDxeMem + HeapManagerInDxeMem->FirstActiveBufferOffset);
      OffsetOfHeapCurrentNodeInDxeMem = HeapManagerInDxeMem->FirstActiveBufferOffset;
      HeapCurrentNodeInDxeMem = HeapHeaderNodeInDxeMem;
      HeapCurrentNodeInHob = HeapHeaderNodeInHob;

      HeapPreNodeInHob = NULL;
      do {
        // Create BUFFER_NODE with 16-byte alignment padding considered.
        // The beginning of data buffer is on 16-byte boundary address.
        // The structure of a heap buffer would be looked like below.
        //
        // +---------------------------------------------------------------------------------+
        // | BUFFER_NODE | Pad | IDS SENTINEL ("Head") | Data buffer | IDS SENTINEL ("Tail") |
        // +---------------------------------------------------------------------------------+
        //
        AlignTo16ByteInDxeMem = ((0x10 - (((UINTN) (VOID *) HeapCurrentNodeInDxeMem + sizeof (BUFFER_NODE) + SIZE_OF_SENTINEL) & 0xF)) & 0xF);
        HeapCurrentNodeInDxeMem->BufferHandle = HeapCurrentNodeInHob->BufferHandle;
        HeapCurrentNodeInDxeMem->BufferSize = (UINT32) (HeapCurrentNodeInHob->BufferSize + AlignTo16ByteInDxeMem);
        HeapCurrentNodeInDxeMem->Persist = HeapCurrentNodeInHob->Persist;
        HeapCurrentNodeInDxeMem->PadSize = (UINT8) AlignTo16ByteInDxeMem;
        HeapCurrentNodeInDxeMem->OffsetOfNextNode = OffsetOfHeapCurrentNodeInDxeMem + sizeof (BUFFER_NODE) + HeapCurrentNodeInDxeMem->BufferSize;
        // Copy buffer data
        gBS->CopyMem (
          (UINT8 *) ((UINT8 *) HeapCurrentNodeInDxeMem + sizeof (BUFFER_NODE) + AlignTo16ByteInDxeMem),
          (UINT8 *) ((UINT8 *) HeapCurrentNodeInHob + sizeof (BUFFER_NODE)),
          HeapCurrentNodeInHob->BufferSize
          );
        // Point to the next heap node
        HeapPreNodeInHob = HeapCurrentNodeInHob;
        HeapPreNodeInDxeMem = HeapCurrentNodeInDxeMem;
        HeapCurrentNodeInHob = (BUFFER_NODE *) ((UINT8 *) HeapBufferInHob + HeapCurrentNodeInHob->OffsetOfNextNode);
        HeapCurrentNodeInDxeMem = (BUFFER_NODE *) ((UINT8 *) HeapManagerInDxeMem + HeapCurrentNodeInDxeMem->OffsetOfNextNode);
        OffsetOfHeapCurrentNodeInDxeMem = (UINT32) ((UINTN) HeapCurrentNodeInDxeMem - (UINTN) HeapManagerInDxeMem);

      } while (HeapPreNodeInHob->OffsetOfNextNode != AMD_HEAP_INVALID_HEAP_OFFSET);
      //
      // Finalize the last heap node
      //
      HeapManagerInDxeMem->UsedSize = (UINT32) HeapPreNodeInDxeMem->OffsetOfNextNode;
      HeapPreNodeInDxeMem->OffsetOfNextNode = AMD_HEAP_INVALID_HEAP_OFFSET;

      //
      // Finalize Heap Manager pointer
      // No free buffer node is provide after heap recreation.
      //
      *HeapManagerPtr = HeapManagerInDxeMem;
      HeapManagerInDxeMem->FirstActiveBufferOffset = (UINT32) ((UINT8 *) HeapHeaderNodeInDxeMem - (UINT8 *) HeapManagerInDxeMem);
      HeapManagerInDxeMem->FirstFreeSpaceOffset = AMD_HEAP_INVALID_HEAP_OFFSET;
      HeapManagerInDxeMem->Signature = HeapManagerInHob->Signature;

      return EFI_SUCCESS;
    }
  }

  return EFI_NOT_FOUND;
}
Пример #20
0
/**
  Main entry point to DXE Core.

  @param  HobStart               Pointer to the beginning of the HOB List from PEI.

  @return This function should never return.

**/
VOID
EFIAPI
DxeMain (
  IN  VOID *HobStart
  )
{
  EFI_STATUS                    Status;
  EFI_PHYSICAL_ADDRESS          MemoryBaseAddress;
  UINT64                        MemoryLength;
  PE_COFF_LOADER_IMAGE_CONTEXT  ImageContext;
  UINTN                         Index;
  EFI_HOB_GUID_TYPE             *GuidHob;
  EFI_VECTOR_HANDOFF_INFO       *VectorInfoList;
  EFI_VECTOR_HANDOFF_INFO       *VectorInfo;
  VOID                          *EntryPoint;

  //
  // Setup the default exception handlers
  //
  VectorInfoList = NULL;
  GuidHob = GetNextGuidHob (&gEfiVectorHandoffInfoPpiGuid, HobStart);
  if (GuidHob != NULL) {
    VectorInfoList = (EFI_VECTOR_HANDOFF_INFO *) (GET_GUID_HOB_DATA(GuidHob));
  }
  Status = InitializeCpuExceptionHandlers (VectorInfoList);
  ASSERT_EFI_ERROR (Status);
  
  //
  // Initialize Debug Agent to support source level debug in DXE phase
  //
  InitializeDebugAgent (DEBUG_AGENT_INIT_DXE_CORE, HobStart, NULL);

  //
  // Initialize Memory Services
  //
  CoreInitializeMemoryServices (&HobStart, &MemoryBaseAddress, &MemoryLength);

  MemoryProfileInit (HobStart);

  //
  // Allocate the EFI System Table and EFI Runtime Service Table from EfiRuntimeServicesData
  // Use the templates to initialize the contents of the EFI System Table and EFI Runtime Services Table
  //
  gDxeCoreST = AllocateRuntimeCopyPool (sizeof (EFI_SYSTEM_TABLE), &mEfiSystemTableTemplate);
  ASSERT (gDxeCoreST != NULL);

  gDxeCoreRT = AllocateRuntimeCopyPool (sizeof (EFI_RUNTIME_SERVICES), &mEfiRuntimeServicesTableTemplate);
  ASSERT (gDxeCoreRT != NULL);

  gDxeCoreST->RuntimeServices = gDxeCoreRT;

  //
  // Start the Image Services.
  //
  Status = CoreInitializeImageServices (HobStart);
  ASSERT_EFI_ERROR (Status);

  //
  // Initialize the Global Coherency Domain Services
  //
  Status = CoreInitializeGcdServices (&HobStart, MemoryBaseAddress, MemoryLength);
  ASSERT_EFI_ERROR (Status);

  //
  // Call constructor for all libraries
  //
  ProcessLibraryConstructorList (gDxeCoreImageHandle, gDxeCoreST);
  PERF_END   (NULL,"PEI", NULL, 0) ;
  PERF_START (NULL,"DXE", NULL, 0) ;

  //
  // Report DXE Core image information to the PE/COFF Extra Action Library
  //
  ZeroMem (&ImageContext, sizeof (ImageContext));
  ImageContext.ImageAddress   = (EFI_PHYSICAL_ADDRESS)(UINTN)gDxeCoreLoadedImage->ImageBase;
  ImageContext.PdbPointer     = PeCoffLoaderGetPdbPointer ((VOID*)(UINTN)ImageContext.ImageAddress);
  ImageContext.SizeOfHeaders  = PeCoffGetSizeOfHeaders ((VOID*)(UINTN)ImageContext.ImageAddress);
  Status = PeCoffLoaderGetEntryPoint ((VOID*)(UINTN)ImageContext.ImageAddress, &EntryPoint);
  if (Status == EFI_SUCCESS) {
    ImageContext.EntryPoint = (EFI_PHYSICAL_ADDRESS)(UINTN)EntryPoint;
  }
  ImageContext.Handle         = (VOID *)(UINTN)gDxeCoreLoadedImage->ImageBase;
  ImageContext.ImageRead      = PeCoffLoaderImageReadFromMemory;
  PeCoffLoaderRelocateImageExtraAction (&ImageContext);

  //
  // Install the DXE Services Table into the EFI System Tables's Configuration Table
  //
  Status = CoreInstallConfigurationTable (&gEfiDxeServicesTableGuid, gDxeCoreDS);
  ASSERT_EFI_ERROR (Status);

  //
  // Install the HOB List into the EFI System Tables's Configuration Table
  //
  Status = CoreInstallConfigurationTable (&gEfiHobListGuid, HobStart);
  ASSERT_EFI_ERROR (Status);

  //
  // Install Memory Type Information Table into the EFI System Tables's Configuration Table
  //
  Status = CoreInstallConfigurationTable (&gEfiMemoryTypeInformationGuid, &gMemoryTypeInformation);
  ASSERT_EFI_ERROR (Status);

  //
  // If Loading modules At fixed address feature is enabled, install Load moduels at fixed address
  // Configuration Table so that user could easily to retrieve the top address to load Dxe and PEI
  // Code and Tseg base to load SMM driver.
  //
  if (PcdGet64(PcdLoadModuleAtFixAddressEnable) != 0) {
    Status = CoreInstallConfigurationTable (&gLoadFixedAddressConfigurationTableGuid, &gLoadModuleAtFixAddressConfigurationTable);
    ASSERT_EFI_ERROR (Status);
  }
  //
  // Report Status Code here for DXE_ENTRY_POINT once it is available
  //
  REPORT_STATUS_CODE (
    EFI_PROGRESS_CODE,
    (EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_ENTRY_POINT)
    );

  //
  // Create the aligned system table pointer structure that is used by external
  // debuggers to locate the system table...  Also, install debug image info
  // configuration table.
  //
  CoreInitializeDebugImageInfoTable ();
  CoreNewDebugImageInfoEntry (
    EFI_DEBUG_IMAGE_INFO_TYPE_NORMAL,
    gDxeCoreLoadedImage,
    gDxeCoreImageHandle
    );

  DEBUG ((DEBUG_INFO | DEBUG_LOAD, "HOBLIST address in DXE = 0x%p\n", HobStart));

  DEBUG_CODE_BEGIN ();
    EFI_PEI_HOB_POINTERS               Hob;

    for (Hob.Raw = HobStart; !END_OF_HOB_LIST(Hob); Hob.Raw = GET_NEXT_HOB(Hob)) {
      if (GET_HOB_TYPE (Hob) == EFI_HOB_TYPE_MEMORY_ALLOCATION) {
        DEBUG ((DEBUG_INFO | DEBUG_LOAD, "Memory Allocation 0x%08x 0x%0lx - 0x%0lx\n", \
          Hob.MemoryAllocation->AllocDescriptor.MemoryType,                      \
          Hob.MemoryAllocation->AllocDescriptor.MemoryBaseAddress,               \
          Hob.MemoryAllocation->AllocDescriptor.MemoryBaseAddress + Hob.MemoryAllocation->AllocDescriptor.MemoryLength - 1));
      }
    }
    for (Hob.Raw = HobStart; !END_OF_HOB_LIST(Hob); Hob.Raw = GET_NEXT_HOB(Hob)) {
      if (GET_HOB_TYPE (Hob) == EFI_HOB_TYPE_FV2) {
        DEBUG ((DEBUG_INFO | DEBUG_LOAD, "FV2 Hob           0x%0lx - 0x%0lx\n", Hob.FirmwareVolume2->BaseAddress, Hob.FirmwareVolume2->BaseAddress + Hob.FirmwareVolume2->Length - 1));
      } else if (GET_HOB_TYPE (Hob) == EFI_HOB_TYPE_FV) {
        DEBUG ((DEBUG_INFO | DEBUG_LOAD, "FV Hob            0x%0lx - 0x%0lx\n", Hob.FirmwareVolume->BaseAddress, Hob.FirmwareVolume->BaseAddress + Hob.FirmwareVolume->Length - 1));
      }
    }
  DEBUG_CODE_END ();

  //
  // Initialize the Event Services
  //
  Status = CoreInitializeEventServices ();
  ASSERT_EFI_ERROR (Status);

  MemoryProfileInstallProtocol ();

  CoreInitializePropertiesTable ();
  CoreInitializeMemoryAttributesTable ();

  //
  // Get persisted vector hand-off info from GUIDeed HOB again due to HobStart may be updated,
  // and install configuration table
  //
  GuidHob = GetNextGuidHob (&gEfiVectorHandoffInfoPpiGuid, HobStart);
  if (GuidHob != NULL) {
    VectorInfoList = (EFI_VECTOR_HANDOFF_INFO *) (GET_GUID_HOB_DATA(GuidHob));
    VectorInfo = VectorInfoList;
    Index = 1;
    while (VectorInfo->Attribute != EFI_VECTOR_HANDOFF_LAST_ENTRY) {
      VectorInfo ++;
      Index ++;
    }
    VectorInfo = AllocateCopyPool (sizeof (EFI_VECTOR_HANDOFF_INFO) * Index, (VOID *) VectorInfoList);
    ASSERT (VectorInfo != NULL);
    Status = CoreInstallConfigurationTable (&gEfiVectorHandoffTableGuid, (VOID *) VectorInfo);
    ASSERT_EFI_ERROR (Status);
  }

  //
  // Get the Protocols that were passed in from PEI to DXE through GUIDed HOBs
  //
  // These Protocols are not architectural. This implementation is sharing code between
  // PEI and DXE in order to save FLASH space. These Protocols could also be implemented
  // as part of the DXE Core. However, that would also require the DXE Core to be ported
  // each time a different CPU is used, a different Decompression algorithm is used, or a
  // different Image type is used. By placing these Protocols in PEI, the DXE Core remains
  // generic, and only PEI and the Arch Protocols need to be ported from Platform to Platform,
  // and from CPU to CPU.
  //

  //
  // Publish the EFI, Tiano, and Custom Decompress protocols for use by other DXE components
  //
  Status = CoreInstallMultipleProtocolInterfaces (
             &mDecompressHandle,
             &gEfiDecompressProtocolGuid,           &gEfiDecompress,
             NULL
             );
  ASSERT_EFI_ERROR (Status);

  //
  // Register for the GUIDs of the Architectural Protocols, so the rest of the
  // EFI Boot Services and EFI Runtime Services tables can be filled in.
  // Also register for the GUIDs of optional protocols.
  //
  CoreNotifyOnProtocolInstallation ();

  //
  // Produce Firmware Volume Protocols, one for each FV in the HOB list.
  //
  Status = FwVolBlockDriverInit (gDxeCoreImageHandle, gDxeCoreST);
  ASSERT_EFI_ERROR (Status);

  Status = FwVolDriverInit (gDxeCoreImageHandle, gDxeCoreST);
  ASSERT_EFI_ERROR (Status);

  //
  // Produce the Section Extraction Protocol
  //
  Status = InitializeSectionExtraction (gDxeCoreImageHandle, gDxeCoreST);
  ASSERT_EFI_ERROR (Status);

  //
  // Initialize the DXE Dispatcher
  //
  PERF_START (NULL,"CoreInitializeDispatcher", "DxeMain", 0) ;
  CoreInitializeDispatcher ();
  PERF_END (NULL,"CoreInitializeDispatcher", "DxeMain", 0) ;

  //
  // Invoke the DXE Dispatcher
  //
  PERF_START (NULL, "CoreDispatcher", "DxeMain", 0);
  CoreDispatcher ();
  PERF_END (NULL, "CoreDispatcher", "DxeMain", 0);

  //
  // Display Architectural protocols that were not loaded if this is DEBUG build
  //
  DEBUG_CODE_BEGIN ();
    CoreDisplayMissingArchProtocols ();
  DEBUG_CODE_END ();

  //
  // Display any drivers that were not dispatched because dependency expression
  // evaluated to false if this is a debug build
  //
  DEBUG_CODE_BEGIN ();
    CoreDisplayDiscoveredNotDispatched ();
  DEBUG_CODE_END ();

  //
  // Assert if the Architectural Protocols are not present.
  //
  Status = CoreAllEfiServicesAvailable ();
  if (EFI_ERROR(Status)) {
    //
    // Report Status code that some Architectural Protocols are not present.
    //
    REPORT_STATUS_CODE (
      EFI_ERROR_CODE | EFI_ERROR_MAJOR,
      (EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_EC_NO_ARCH)
      );    
  }
  ASSERT_EFI_ERROR (Status);

  //
  // Report Status code before transfer control to BDS
  //
  REPORT_STATUS_CODE (
    EFI_PROGRESS_CODE,
    (EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_HANDOFF_TO_NEXT)
    );

  //
  // Transfer control to the BDS Architectural Protocol
  //
  gBds->Entry (gBds);

  //
  // BDS should never return
  //
  ASSERT (FALSE);
  CpuDeadLoop ();

  UNREACHABLE ();
}
Пример #21
0
EFI_STATUS
EFIAPI
SaveMemoryConfigEntryPoint (
  IN EFI_HANDLE         ImageHandle,
  IN EFI_SYSTEM_TABLE   *SystemTable
  )
/*++
  
  Routine Description:
    This is the standard EFI driver point that detects whether there is a
    MemoryConfigurationData HOB and, if so, saves its data to nvRAM.

  Arguments:
    ImageHandle   - Handle for the image of this driver
    SystemTable   - Pointer to the EFI System Table

  Returns:
    EFI_SUCCESS   - if the data is successfully saved or there was no data
    EFI_NOT_FOUND - if the HOB list could not be located.
    EFI_UNLOAD_IMAGE - It is not success
    
--*/
{
  EFI_STATUS  Status;
  VOID        *HobList;
  EFI_HOB_GUID_TYPE *GuidHob;
  VOID        *HobData;
  VOID        *VariableData;
  UINTN       DataSize;
  UINTN       BufferSize;

  DataSize      = 0;
  VariableData  = NULL;
  GuidHob = NULL;
  HobList = NULL;
  HobData = NULL;
  Status  = EFI_UNSUPPORTED;

  //
  // Get the HOB list.  If it is not present, then ASSERT.
  //
  HobList = GetHobList ();
  ASSERT (HobList != NULL);

  //
  // Search for the Memory Configuration GUID HOB.  If it is not present, then
  // there's nothing we can do. It may not exist on the update path.
  //
  GuidHob = GetNextGuidHob (&gEfiMemoryConfigDataGuid, HobList);
  if (GuidHob != NULL) {
    HobData = GET_GUID_HOB_DATA (GuidHob);
    DataSize = GET_GUID_HOB_DATA_SIZE (GuidHob);
    //
    // Use the HOB to save Memory Configuration Data
    //
    BufferSize = DataSize;
    VariableData = AllocatePool (BufferSize);
    ASSERT (VariableData != NULL); 
    Status = gRT->GetVariable (
                    EFI_MEMORY_CONFIG_DATA_NAME,
                    &gEfiMemoryConfigDataGuid,
                    NULL,
                    &BufferSize,
                    VariableData
                    );
    if (Status == EFI_BUFFER_TOO_SMALL) {
      (gBS->FreePool)(VariableData);
      VariableData = AllocatePool (BufferSize);
      ASSERT (VariableData != NULL);      
      Status = gRT->GetVariable (
                      EFI_MEMORY_CONFIG_DATA_NAME,
                      &gEfiMemoryConfigDataGuid,
                      NULL,
                      &BufferSize,
                      VariableData
                      );
    }

    if ( (EFI_ERROR(Status)) || BufferSize != DataSize || 0 != CompareMem (HobData, VariableData, DataSize)) {
      if (Status != EFI_SUCCESS){
        Status = gRT->SetVariable (
                        EFI_MEMORY_CONFIG_DATA_NAME,
                        &gEfiMemoryConfigDataGuid,
                        (EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS),
                        DataSize,
                        HobData
                        );
      }
      ASSERT((Status == EFI_SUCCESS) || (Status == EFI_OUT_OF_RESOURCES));

      DEBUG((EFI_D_INFO, "Restored Size is 0x%x\n", DataSize));
    }
    (gBS->FreePool)(VariableData);
  }
  //
  // This driver does not produce any protocol services, so always unload it.
  //
  return Status;
}
Пример #22
0
/**
  Convert PEI performance log to FPDT String boot record.

  @param  IsStart                 TRUE if the performance log is start log.
  @param  Handle                  Pointer to environment specific context used
                                  to identify the component being measured.
  @param  Token                   Pointer to a Null-terminated ASCII string
                                  that identifies the component being measured.
  @param  Module                  Pointer to a Null-terminated ASCII string
                                  that identifies the module being measured.
  @param  Ticker                  64-bit time stamp.
  @param  Identifier              32-bit identifier. If the value is 0, the created record
                                  is same as the one created by StartGauge of PERFORMANCE_PROTOCOL.

  @retval EFI_SUCCESS              Add FPDT boot record.
  @retval EFI_OUT_OF_RESOURCES     There are not enough resources to record the measurement.
  @retval EFI_UNSUPPORTED          No matched FPDT record.

**/
EFI_STATUS
InsertPeiFpdtMeasurement (
  IN BOOLEAN      IsStart,
  IN CONST VOID   *Handle,  OPTIONAL
  IN CONST CHAR8  *Token,   OPTIONAL
  IN CONST CHAR8  *Module,  OPTIONAL
  IN UINT64       Ticker,
  IN UINT32       Identifier
  )
{
  EFI_HOB_GUID_TYPE                     *GuidHob;
  UINTN                                 PeiPerformanceSize;
  UINT8                                 *PeiFirmwarePerformance;
  FPDT_PEI_EXT_PERF_HEADER              *PeiPerformanceLogHeader;
  FPDT_RECORD_PTR                       FpdtRecordPtr;
  FPDT_BASIC_RECORD_INFO                RecordInfo;
  CONST VOID                            *ModuleGuid;
  UINTN                                 DestMax;
  UINTN                                 StrLength;
  CONST CHAR8                           *StringPtr;
  EFI_STATUS                            Status;
  UINT16                                PeiPerformanceLogEntries;
  UINT64                                TimeStamp;

  StringPtr = NULL;
  FpdtRecordPtr.RecordHeader = NULL;
  PeiPerformanceLogHeader = NULL;

  //
  // Get record info (type, size, ProgressID and Module Guid).
  //
  Status = GetFpdtRecordInfo (IsStart, Handle, Token, Module, &RecordInfo);
  if (EFI_ERROR (Status)) {
    return Status;
  }

  //
  // If PERF_START()/PERF_END() have specified the ProgressID,it has high priority.
  // !!! Note: If the Perf is not the known Token used in the core but have same
  // ID with the core Token, this case will not be supported.
  // And in currtnt usage mode, for the unkown ID, there is a general rule:
  // If it is start pref: the lower 4 bits of the ID should be 0.
  // If it is end pref: the lower 4 bits of the ID should not be 0.
  // If input ID doesn't follow the rule, we will adjust it.
  //
  if ((Identifier != 0) && (IsKnownID (Identifier)) && (!IsKnownTokens (Token))) {
    return EFI_UNSUPPORTED;
  } else if ((Identifier != 0) && (!IsKnownID (Identifier)) && (!IsKnownTokens (Token))) {
    if (IsStart && ((Identifier & 0x000F) != 0)) {
      Identifier &= 0xFFF0;
    } else if ((!IsStart) && ((Identifier & 0x000F) == 0)) {
      Identifier += 1;
    }
    RecordInfo.ProgressID = (UINT16)Identifier;
  }

  //
  // Get the number of PeiPerformanceLogEntries form PCD.
  //
  PeiPerformanceLogEntries = (UINT16) (PcdGet16 (PcdMaxPeiPerformanceLogEntries16) != 0 ?
                                       PcdGet16 (PcdMaxPeiPerformanceLogEntries16) :
                                       PcdGet8 (PcdMaxPeiPerformanceLogEntries));

  //
  // Create GUID HOB Data.
  //
  GuidHob = GetFirstGuidHob (&gEdkiiFpdtExtendedFirmwarePerformanceGuid);
  PeiFirmwarePerformance = NULL;
  while (GuidHob != NULL) {
    //
    // PEI Performance HOB was found, then return the existing one.
    //
    PeiFirmwarePerformance  = (UINT8*)GET_GUID_HOB_DATA (GuidHob);
    PeiPerformanceLogHeader = (FPDT_PEI_EXT_PERF_HEADER *)PeiFirmwarePerformance;
    if (!PeiPerformanceLogHeader->HobIsFull && PeiPerformanceLogHeader->SizeOfAllEntries + RecordInfo.RecordSize > PeiPerformanceLogEntries * MAX_RECORD_SIZE) {
      PeiPerformanceLogHeader->HobIsFull = TRUE;
    }
    if (!PeiPerformanceLogHeader->HobIsFull && PeiPerformanceLogHeader->SizeOfAllEntries + RecordInfo.RecordSize <= PeiPerformanceLogEntries * MAX_RECORD_SIZE) {
      FpdtRecordPtr.RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)(PeiFirmwarePerformance + sizeof (FPDT_PEI_EXT_PERF_HEADER) + PeiPerformanceLogHeader->SizeOfAllEntries);
      break;
    }
    //
    // Previous HOB is used, then find next one.
    //
    GuidHob = GetNextGuidHob (&gEdkiiFpdtExtendedFirmwarePerformanceGuid, GET_NEXT_HOB (GuidHob));
  }

  if (GuidHob == NULL) {
    //
    // PEI Performance HOB was not found, then build one.
    //
    PeiPerformanceSize      = sizeof (FPDT_PEI_EXT_PERF_HEADER) +
                              MAX_RECORD_SIZE * PeiPerformanceLogEntries;
    PeiFirmwarePerformance  = (UINT8*)BuildGuidHob (&gEdkiiFpdtExtendedFirmwarePerformanceGuid, PeiPerformanceSize);
    if (PeiFirmwarePerformance != NULL) {
      ZeroMem (PeiFirmwarePerformance, PeiPerformanceSize);
    }
    PeiPerformanceLogHeader = (FPDT_PEI_EXT_PERF_HEADER *)PeiFirmwarePerformance;
    FpdtRecordPtr.RecordHeader = (EFI_ACPI_5_0_FPDT_PERFORMANCE_RECORD_HEADER *)(PeiFirmwarePerformance + sizeof (FPDT_PEI_EXT_PERF_HEADER));
  }

  if (PeiFirmwarePerformance == NULL) {
    //
    // there is no enough resource to store performance data
    //
    return EFI_OUT_OF_RESOURCES;
  }

  //
  // Get the TimeStamp.
  //
  if (Ticker == 0) {
    Ticker    = GetPerformanceCounter ();
    TimeStamp = GetTimeInNanoSecond (Ticker);
  } else if (Ticker == 1) {
    TimeStamp = 0;
  } else {
    TimeStamp = GetTimeInNanoSecond (Ticker);
  }

  //
  // Get the ModuleGuid.
  //
  if (Handle != NULL) {
    ModuleGuid = Handle;
  } else {
    ModuleGuid = &gEfiCallerIdGuid;
  }

  switch (RecordInfo.Type) {
  case FPDT_GUID_EVENT_TYPE:
    FpdtRecordPtr.GuidEvent->Header.Type       = FPDT_GUID_EVENT_TYPE;
    FpdtRecordPtr.GuidEvent->Header.Length     = RecordInfo.RecordSize;;
    FpdtRecordPtr.GuidEvent->Header.Revision   = FPDT_RECORD_REVISION_1;
    FpdtRecordPtr.GuidEvent->ProgressID        = RecordInfo.ProgressID;
    FpdtRecordPtr.GuidEvent->Timestamp         = TimeStamp;
    CopyMem (&FpdtRecordPtr.GuidEvent->Guid, ModuleGuid, sizeof (EFI_GUID));
    PeiPerformanceLogHeader->SizeOfAllEntries += RecordInfo.RecordSize;
    break;

  case FPDT_GUID_QWORD_EVENT_TYPE:
    FpdtRecordPtr.GuidQwordEvent->Header.Type     = FPDT_GUID_QWORD_EVENT_TYPE;
    FpdtRecordPtr.GuidQwordEvent->Header.Length   = RecordInfo.RecordSize;;
    FpdtRecordPtr.GuidQwordEvent->Header.Revision = FPDT_RECORD_REVISION_1;
    FpdtRecordPtr.GuidQwordEvent->ProgressID      = RecordInfo.ProgressID;
    FpdtRecordPtr.GuidQwordEvent->Timestamp       = TimeStamp;
    PeiPerformanceLogHeader->LoadImageCount++;
    FpdtRecordPtr.GuidQwordEvent->Qword           = PeiPerformanceLogHeader->LoadImageCount;
    CopyMem (&FpdtRecordPtr.GuidQwordEvent->Guid, ModuleGuid, sizeof (EFI_GUID));
    PeiPerformanceLogHeader->SizeOfAllEntries += RecordInfo.RecordSize;
    break;

  case FPDT_DYNAMIC_STRING_EVENT_TYPE:
    FpdtRecordPtr.DynamicStringEvent->Header.Type       = FPDT_DYNAMIC_STRING_EVENT_TYPE;
    FpdtRecordPtr.DynamicStringEvent->Header.Length     = RecordInfo.RecordSize;
    FpdtRecordPtr.DynamicStringEvent->Header.Revision   = FPDT_RECORD_REVISION_1;
    FpdtRecordPtr.DynamicStringEvent->ProgressID        = RecordInfo.ProgressID;
    FpdtRecordPtr.DynamicStringEvent->Timestamp         = TimeStamp;
    CopyMem (&FpdtRecordPtr.DynamicStringEvent->Guid, ModuleGuid, sizeof (EFI_GUID));
    PeiPerformanceLogHeader->SizeOfAllEntries += RecordInfo.RecordSize;

    if (Token != NULL) {
      StringPtr                     = Token;
    } else if (Module != NULL) {
      StringPtr                     = Module;
    }
    if (StringPtr != NULL && AsciiStrLen (StringPtr) != 0) {
      DestMax                       = (RecordInfo.RecordSize - sizeof (FPDT_DYNAMIC_STRING_EVENT_RECORD)) / sizeof (CHAR8);
      StrLength                     = AsciiStrLen (StringPtr);
      if (StrLength >= DestMax) {
        StrLength                   = DestMax -1;
      }
      AsciiStrnCpyS (FpdtRecordPtr.DynamicStringEvent->String, DestMax, StringPtr, StrLength);
    } else {
      AsciiStrCpyS (FpdtRecordPtr.DynamicStringEvent->String, FPDT_STRING_EVENT_RECORD_NAME_LENGTH, "unknown name");
    }
    break;

  default:
    //
    // Record is not supported in current PEI phase, return EFI_ABORTED
    //
    return EFI_UNSUPPORTED;
  }

  return EFI_SUCCESS;
}
Пример #23
0
/**

Routine Description:

  GC_TODO: Add function description.

Arguments:

  Event   - GC_TODO: add argument description
  Context - GC_TODO: add argument description

Returns:

  GC_TODO: add return values

**/
STATIC
VOID
EFIAPI
OnReadyToBoot (
  IN      EFI_EVENT                 Event,
  IN      VOID                      *Context
  )
{
  EFI_STATUS                  Status;
  EFI_ACPI_TABLE_VERSION      TableVersion;
  EFI_ACPI_SUPPORT_PROTOCOL   *AcpiSupport;
  EFI_ACPI_S3_SAVE_PROTOCOL   *AcpiS3Save;
  SYSTEM_CONFIGURATION        SetupVarBuffer;
  UINTN                       VariableSize;
  EFI_PLATFORM_CPU_INFO       *PlatformCpuInfoPtr = NULL;
  EFI_PLATFORM_CPU_INFO       PlatformCpuInfo;
  EFI_PEI_HOB_POINTERS          GuidHob;

  if (mFirstNotify) {
    return;
  }

  mFirstNotify = TRUE;

  //
  // To avoid compiler warning of "C4701: potentially uninitialized local variable 'PlatformCpuInfo' used".
  //
  PlatformCpuInfo.CpuVersion.FullCpuId = 0;

  //
  // Get Platform CPU Info HOB.
  //
  PlatformCpuInfoPtr = NULL;
  ZeroMem (&PlatformCpuInfo, sizeof(EFI_PLATFORM_CPU_INFO));
  VariableSize = sizeof(EFI_PLATFORM_CPU_INFO);
  Status = gRT->GetVariable(
                  EfiPlatformCpuInfoVariable,
                  &gEfiVlv2VariableGuid,
                  NULL,
                  &VariableSize,
                  PlatformCpuInfoPtr
                  );
  if (EFI_ERROR(Status)) {
    GuidHob.Raw = GetHobList ();
    if (GuidHob.Raw != NULL) {
      if ((GuidHob.Raw = GetNextGuidHob (&gEfiPlatformCpuInfoGuid, GuidHob.Raw)) != NULL) {
        PlatformCpuInfoPtr = GET_GUID_HOB_DATA (GuidHob.Guid);
      }
    }
  }

  if ((PlatformCpuInfoPtr != NULL)) {
    CopyMem(&PlatformCpuInfo, PlatformCpuInfoPtr, sizeof(EFI_PLATFORM_CPU_INFO));
  }

  //
  // Update the ACPI parameter blocks finally.
  //
  VariableSize = sizeof (SYSTEM_CONFIGURATION);
  Status = gRT->GetVariable (
                  L"Setup",
                  &mSystemConfigurationGuid,
                  NULL,
                  &VariableSize,
                  &SetupVarBuffer
                  );
  ASSERT_EFI_ERROR (Status);

  //
  // Find the AcpiSupport protocol.
  //
  Status = LocateSupportProtocol (&gEfiAcpiSupportProtocolGuid, (VOID **) &AcpiSupport, 0);
  ASSERT_EFI_ERROR (Status);

  TableVersion = EFI_ACPI_TABLE_VERSION_2_0;

  //
  // Publish ACPI 1.0 or 2.0 Tables.
  //
  Status = AcpiSupport->PublishTables (
                          AcpiSupport,
                          TableVersion
                          );
  ASSERT_EFI_ERROR (Status);

  //
  // S3 script save.
  //
  Status = gBS->LocateProtocol (&gEfiAcpiS3SaveProtocolGuid, NULL, (VOID **) &AcpiS3Save);
  if (!EFI_ERROR (Status)) {
    AcpiS3Save->S3Save (AcpiS3Save, NULL);
  }

}
Пример #24
0
/**
  Entry point for Acpi platform driver.

  @param[in]  ImageHandle        A handle for the image that is initializing this driver.
  @param[in]  SystemTable        A pointer to the EFI system table.

  @retval  EFI_SUCCESS           Driver initialized successfully.
  @retval  EFI_LOAD_ERROR        Failed to Initialize or has been loaded.
  @retval  EFI_OUT_OF_RESOURCES  Could not allocate needed resources.

**/
EFI_STATUS
EFIAPI
AcpiPlatformEntryPoint (
  IN EFI_HANDLE         ImageHandle,
  IN EFI_SYSTEM_TABLE   *SystemTable
  )
{
  EFI_STATUS                    Status;
  EFI_STATUS                    AcpiStatus;
  EFI_ACPI_SUPPORT_PROTOCOL     *AcpiSupport;
  EFI_FIRMWARE_VOLUME_PROTOCOL  *FwVol;
  INTN                          Instance;
  EFI_ACPI_COMMON_HEADER        *CurrentTable;
  UINTN                         TableHandle;
  UINT32                        FvStatus;
  UINT32                        Size;
  EFI_EVENT                     Event;
  EFI_ACPI_TABLE_VERSION        TableVersion;
  UINTN                         VarSize;
  UINTN                         SysCfgSize;
  EFI_HANDLE                    Handle;
  EFI_PS2_POLICY_PROTOCOL       *Ps2Policy;
  EFI_PEI_HOB_POINTERS          GuidHob;
  UINT8                         PortData;
  EFI_MP_SERVICES_PROTOCOL      *MpService;
  UINTN                         MaximumNumberOfCPUs;
  UINTN                         NumberOfEnabledCPUs;
  UINT32                        Data32;
  PCH_STEPPING                  pchStepping;

  mFirstNotify      = FALSE;

  TableVersion      = EFI_ACPI_TABLE_VERSION_2_0;
  Instance          = 0;
  CurrentTable      = NULL;
  TableHandle       = 0;
  Data32            = 0;

  //
  // Update HOB variable for PCI resource information.
  // Get the HOB list.  If it is not present, then ASSERT.
  //
  GuidHob.Raw = GetHobList ();
  if (GuidHob.Raw != NULL) {
    if ((GuidHob.Raw = GetNextGuidHob (&gEfiPlatformInfoGuid, GuidHob.Raw)) != NULL) {
      mPlatformInfo = GET_GUID_HOB_DATA (GuidHob.Guid);
    }
  }

  //
  // Search for the Memory Configuration GUID HOB.  If it is not present, then
  // there's nothing we can do. It may not exist on the update path.
  //
  VarSize = sizeof(SYSTEM_CONFIGURATION);
  Status = gRT->GetVariable(
                  L"Setup",
                  &mSystemConfigurationGuid,
                  NULL,
                  &VarSize,
                  &mSystemConfiguration
                  );
  ASSERT_EFI_ERROR (Status);

  //
  // Find the AcpiSupport protocol.
  //
  Status = LocateSupportProtocol (&gEfiAcpiSupportProtocolGuid, (VOID **) &AcpiSupport, 0);
  ASSERT_EFI_ERROR (Status);

  //
  // Locate the firmware volume protocol.
  //
  Status = LocateSupportProtocol (&gEfiFirmwareVolumeProtocolGuid, (VOID **) &FwVol, 1);
  ASSERT_EFI_ERROR (Status);

  //
  // Read the current system configuration variable store.
  //
  SysCfgSize = sizeof(SYSTEM_CONFIGURATION);
  Status = gRT->GetVariable (
                  L"Setup",
                  &gEfiNormalSetupGuid,
                  NULL,
                  &SysCfgSize,
                  &mSystemConfig
                  );

  Status    = EFI_SUCCESS;
  Instance  = 0;

  //
  // TBD: Need re-design based on the ValleyTrail platform.
  //
  Status = gBS->LocateProtocol (
                  &gEfiMpServiceProtocolGuid,
                  NULL,
                  (VOID **) &MpService
                  );
  if (EFI_ERROR (Status)) {
    return Status;
  }

  //
  // Determine the number of processors.
  //
  MpService->GetNumberOfProcessors (
               MpService,
               &MaximumNumberOfCPUs,
               &NumberOfEnabledCPUs
               );

  //
  // Allocate and initialize the NVS area for SMM and ASL communication.
  //
  Status = gBS->AllocatePool (
                  EfiACPIMemoryNVS,
                  sizeof (EFI_GLOBAL_NVS_AREA),
                  (void **)&mGlobalNvsArea.Area
                  );
  ASSERT_EFI_ERROR (Status);
  gBS->SetMem (
         mGlobalNvsArea.Area,
         sizeof (EFI_GLOBAL_NVS_AREA),
         0
         );
  DEBUG((EFI_D_ERROR, "mGlobalNvsArea.Area is at 0x%X\n", mGlobalNvsArea.Area));

  //
  // Update global NVS area for ASL and SMM init code to use.
  //
  mGlobalNvsArea.Area->ApicEnable                 = 1;
  mGlobalNvsArea.Area->EmaEnable                  = 0;

  mGlobalNvsArea.Area->NumberOfBatteries          = 1;
  mGlobalNvsArea.Area->BatteryCapacity0           = 100;
  mGlobalNvsArea.Area->BatteryStatus0             = 84;
  mGlobalNvsArea.Area->OnboardCom                 = 1;
  mGlobalNvsArea.Area->IdeMode                    = 0;
  mGlobalNvsArea.Area->PowerState                 = 0;

  mGlobalNvsArea.Area->LogicalProcessorCount    = (UINT8)NumberOfEnabledCPUs;

  mGlobalNvsArea.Area->PassiveThermalTripPoint  = mSystemConfiguration.PassiveThermalTripPoint;
  mGlobalNvsArea.Area->PassiveTc1Value          = mSystemConfiguration.PassiveTc1Value;
  mGlobalNvsArea.Area->PassiveTc2Value          = mSystemConfiguration.PassiveTc2Value;
  mGlobalNvsArea.Area->PassiveTspValue          = mSystemConfiguration.PassiveTspValue;
  mGlobalNvsArea.Area->CriticalThermalTripPoint = mSystemConfiguration.CriticalThermalTripPoint;

  mGlobalNvsArea.Area->IgdPanelType             = mSystemConfiguration.IgdFlatPanel;
  mGlobalNvsArea.Area->IgdPanelScaling          = mSystemConfiguration.PanelScaling;
  mGlobalNvsArea.Area->IgdSciSmiMode            = 0;
  mGlobalNvsArea.Area->IgdTvFormat              = 0;
  mGlobalNvsArea.Area->IgdTvMinor               = 0;
  mGlobalNvsArea.Area->IgdSscConfig             = 1;
  mGlobalNvsArea.Area->IgdBiaConfig             = mSystemConfiguration.IgdLcdIBia;
  mGlobalNvsArea.Area->IgdBlcConfig             = mSystemConfiguration.IgdLcdIGmchBlc;
  mGlobalNvsArea.Area->IgdDvmtMemSize           =  mSystemConfiguration.IgdDvmt50TotalAlloc;
  mGlobalNvsArea.Area->IgdPAVP                  = mSystemConfiguration.PavpMode;

  mGlobalNvsArea.Area->AlsEnable                = mSystemConfiguration.AlsEnable;
  mGlobalNvsArea.Area->BacklightControlSupport  = 2;
  mGlobalNvsArea.Area->BrightnessPercentage    = 100;
  mGlobalNvsArea.Area->IgdState = 1;
  mGlobalNvsArea.Area->LidState = 1;

  mGlobalNvsArea.Area->DeviceId1 = 0x80000100 ;
  mGlobalNvsArea.Area->DeviceId2 = 0x80000400 ;
  mGlobalNvsArea.Area->DeviceId3 = 0x80000200 ;
  mGlobalNvsArea.Area->DeviceId4 = 0x04;
  mGlobalNvsArea.Area->DeviceId5 = 0x05;
  mGlobalNvsArea.Area->NumberOfValidDeviceId = 4 ;
  mGlobalNvsArea.Area->CurrentDeviceList = 0x0F ;
  mGlobalNvsArea.Area->PreviousDeviceList = 0x0F ;

  mGlobalNvsArea.Area->UartSelection = mSystemConfiguration.UartInterface;
  mGlobalNvsArea.Area->PcuUart1Enable = mSystemConfiguration.PcuUart1;
  mGlobalNvsArea.Area->NativePCIESupport = 1;





  //
  // Update BootMode: 0:ACPI mode; 1:PCI mode
  //
  mGlobalNvsArea.Area->LpssSccMode = mSystemConfiguration.LpssPciModeEnabled;
  if (mSystemConfiguration.LpssMipiHsi == 0) {
    mGlobalNvsArea.Area->MipiHsiAddr  = 0;
    mGlobalNvsArea.Area->MipiHsiLen   = 0;
    mGlobalNvsArea.Area->MipiHsi1Addr = 0;
    mGlobalNvsArea.Area->MipiHsi1Len  = 0;
  }

  //
  // Platform Flavor
  //
  mGlobalNvsArea.Area->PlatformFlavor = mPlatformInfo->PlatformFlavor;

  //
  // Update the Platform id
  //
  mGlobalNvsArea.Area->BoardID = mPlatformInfo->BoardId;

  //
  // Update the  Board Revision
  //
  mGlobalNvsArea.Area->FabID = mPlatformInfo->BoardRev;

  //
  // Update SOC Stepping
  //
  mGlobalNvsArea.Area->SocStepping = (UINT8)(PchStepping());

  mGlobalNvsArea.Area->OtgMode = mSystemConfiguration.PchUsbOtg;

  pchStepping = PchStepping();
  if (mSystemConfiguration.UsbAutoMode == 1) {
    //
    // Auto mode is enabled.
    //
    if (PchA0 == pchStepping) {
      //
      //  For A0, EHCI is enabled as default.
      //
      mSystemConfiguration.PchUsb20       = 1;
      mSystemConfiguration.PchUsb30Mode   = 0;
      mSystemConfiguration.UsbXhciSupport = 0;
      DEBUG ((EFI_D_INFO, "EHCI is enabled as default. SOC 0x%x\n", pchStepping));
    } else {
      //
      //  For A1 and later, XHCI is enabled as default.
      //
      mSystemConfiguration.PchUsb20       = 0;
      mSystemConfiguration.PchUsb30Mode   = 1;
      mSystemConfiguration.UsbXhciSupport = 1;
      DEBUG ((EFI_D_INFO, "XHCI is enabled as default. SOC 0x%x\n", pchStepping));
    }
  }

  mGlobalNvsArea.Area->XhciMode = mSystemConfiguration.PchUsb30Mode;

  mGlobalNvsArea.Area->Stepping = mPlatformInfo->IchRevision;

  //
  // Override invalid Pre-Boot Driver and XhciMode combination.
  //
  if ((mSystemConfiguration.UsbXhciSupport == 0) && (mSystemConfiguration.PchUsb30Mode == 3)) {
    mGlobalNvsArea.Area->XhciMode = 2;
  }
  if ((mSystemConfiguration.UsbXhciSupport == 1) && (mSystemConfiguration.PchUsb30Mode == 2)) {
    mGlobalNvsArea.Area->XhciMode = 3;
  }

  DEBUG ((EFI_D_ERROR, "ACPI NVS XHCI:0x%x\n", mGlobalNvsArea.Area->XhciMode));

  mGlobalNvsArea.Area->PmicEnable                       = GLOBAL_NVS_DEVICE_DISABLE;
  mGlobalNvsArea.Area->BatteryChargingSolution          = GLOBAL_NVS_DEVICE_DISABLE;
  mGlobalNvsArea.Area->ISPDevSel                        = mSystemConfiguration.ISPDevSel;
  mGlobalNvsArea.Area->LpeEnable                        = mSystemConfiguration.Lpe;

  if (mSystemConfiguration.ISPEn == 0) {
    mGlobalNvsArea.Area->ISPDevSel                      = GLOBAL_NVS_DEVICE_DISABLE;
  }

  mGlobalNvsArea.Area->WittEnable                       = mSystemConfiguration.WittEnable;
  mGlobalNvsArea.Area->UtsEnable                        = mSystemConfiguration.UtsEnable;
  mGlobalNvsArea.Area->SarEnable                        = mSystemConfiguration.SAR1;


  mGlobalNvsArea.Area->ReservedO                        = 1;

  SettingI2CTouchAddress();
  mGlobalNvsArea.Area->IdleReserve= mSystemConfiguration.IdleReserve;
  //
  // Read BMBOUND and store it in GlobalNVS to pass into ASL.
  //
  // BUGBUG: code was moved into silicon reference code.
  //
  if (mSystemConfiguration.eMMCBootMode== 1) {
    //
    // Auto detect mode.
    //
    DEBUG ((EFI_D_ERROR, "Auto detect mode------------start\n"));

    //
    // Silicon Steppings.
    //
    switch (PchStepping()) {
      case PchA0: // A0/A1
      case PchA1:
        DEBUG ((EFI_D_ERROR, "SOC A0/A1: eMMC 4.41 Configuration\n"));
        mSystemConfiguration.LpsseMMCEnabled            = 1;
        mSystemConfiguration.LpsseMMC45Enabled          = 0;
        break;

      case PchB0: // B0 and later.
      default:
        DEBUG ((EFI_D_ERROR, "SOC B0 and later: eMMC 4.5 Configuration\n"));
        mSystemConfiguration.LpsseMMCEnabled            = 0;
        mSystemConfiguration.LpsseMMC45Enabled          = 1;
        break;
   }
  } else if (mSystemConfiguration.eMMCBootMode == 2) {
      //
      // eMMC 4.41
      //
      DEBUG ((EFI_D_ERROR, "Force to eMMC 4.41 Configuration\n"));
      mSystemConfiguration.LpsseMMCEnabled            = 1;
      mSystemConfiguration.LpsseMMC45Enabled          = 0;
  } else if (mSystemConfiguration.eMMCBootMode == 3) {
      //
      // eMMC 4.5
      //
      DEBUG ((EFI_D_ERROR, "Force to eMMC 4.5 Configuration\n"));
      mSystemConfiguration.LpsseMMCEnabled            = 0;
      mSystemConfiguration.LpsseMMC45Enabled          = 1;

  } else {
      //
      // Disable eMMC controllers.
      //
      DEBUG ((EFI_D_ERROR, "Disable eMMC controllers\n"));
      mSystemConfiguration.LpsseMMCEnabled            = 0;
      mSystemConfiguration.LpsseMMC45Enabled          = 0;
  }

  mGlobalNvsArea.Area->emmcVersion = 0;
  if (mSystemConfiguration.LpsseMMCEnabled) {
     DEBUG ((EFI_D_ERROR, "mGlobalNvsArea.Area->emmcVersion = 0\n"));
     mGlobalNvsArea.Area->emmcVersion = 0;
  }

  if (mSystemConfiguration.LpsseMMC45Enabled) {
     DEBUG ((EFI_D_ERROR, "mGlobalNvsArea.Area->emmcVersion = 1\n"));
     mGlobalNvsArea.Area->emmcVersion = 1;
  }

  mGlobalNvsArea.Area->SdCardRemovable = mSystemConfiguration.SdCardRemovable;
  
  //
  // Microsoft IOT
  //
  if ((mSystemConfiguration.LpssHsuart0FlowControlEnabled == 1) && \
      (mSystemConfiguration.LpssPwm0Enabled == 0) && \
      (mSystemConfiguration.LpssPwm1Enabled == 0)) {
    mGlobalNvsArea.Area->MicrosoftIoT = GLOBAL_NVS_DEVICE_ENABLE;
    DEBUG ((EFI_D_ERROR, "JP1 is set to be MSFT IOT configuration.\n"));
  } else {
    mGlobalNvsArea.Area->MicrosoftIoT = GLOBAL_NVS_DEVICE_DISABLE;
    DEBUG ((EFI_D_ERROR, "JP1 is not set to be MSFT IOT configuration.\n"));
  }
  
  //
  // SIO related option.
  //
  Status = gBS->LocateProtocol (&gEfiCpuIoProtocolGuid, NULL, (void **)&mCpuIo);
  ASSERT_EFI_ERROR (Status);

  mGlobalNvsArea.Area->WPCN381U = GLOBAL_NVS_DEVICE_DISABLE;

  mGlobalNvsArea.Area->DockedSioPresent = GLOBAL_NVS_DEVICE_DISABLE;

  if (mGlobalNvsArea.Area->DockedSioPresent != GLOBAL_NVS_DEVICE_ENABLE) {
    //
    // Check ID for SIO WPCN381U.
    //
    Status = mCpuIo->Io.Read (
                          mCpuIo,
                          EfiCpuIoWidthUint8,
                          WPCN381U_CONFIG_INDEX,
                          1,
                          &PortData
                          );
    ASSERT_EFI_ERROR (Status);
    if (PortData != 0xFF) {
      PortData = 0x20;
      Status = mCpuIo->Io.Write (
                            mCpuIo,
                            EfiCpuIoWidthUint8,
                            WPCN381U_CONFIG_INDEX,
                            1,
                            &PortData
                            );
      ASSERT_EFI_ERROR (Status);
      Status = mCpuIo->Io.Read (
                            mCpuIo,
                            EfiCpuIoWidthUint8,
                            WPCN381U_CONFIG_DATA,
                            1,
                            &PortData
                            );
      ASSERT_EFI_ERROR (Status);
      if ((PortData == WPCN381U_CHIP_ID) || (PortData == WDCP376_CHIP_ID)) {
        mGlobalNvsArea.Area->WPCN381U = GLOBAL_NVS_DEVICE_ENABLE;
        mGlobalNvsArea.Area->OnboardCom = GLOBAL_NVS_DEVICE_ENABLE;
        mGlobalNvsArea.Area->OnboardComCir = GLOBAL_NVS_DEVICE_DISABLE;
      }
    }
  }



  //
  // Get Ps2 policy to set. Will be use if present.
  //
  Status =  gBS->LocateProtocol (
                   &gEfiPs2PolicyProtocolGuid,
                   NULL,
                   (VOID **)&Ps2Policy
                   );
  if (!EFI_ERROR (Status)) {
          Status = Ps2Policy->Ps2InitHardware (ImageHandle);
  }

  mGlobalNvsArea.Area->SDIOMode = mSystemConfiguration.LpssSdioMode;

  Handle = NULL;
  Status = gBS->InstallMultipleProtocolInterfaces (
                  &Handle,
                  &gEfiGlobalNvsAreaProtocolGuid,
                  &mGlobalNvsArea,
                  NULL
                  );

  //
  // Read tables from the storage file.
  //
  while (!EFI_ERROR (Status)) {
    CurrentTable = NULL;

    Status = FwVol->ReadSection (
                      FwVol,
                      &gEfiAcpiTableStorageGuid,
                      EFI_SECTION_RAW,
                      Instance,
                      (VOID **) &CurrentTable,
                      (UINTN *) &Size,
                      &FvStatus
                      );

    if (!EFI_ERROR (Status)) {
      //
      // Allow platform specific code to reject the table or update it.
      //
      AcpiStatus = AcpiPlatformHooksIsActiveTable (CurrentTable);

      if (!EFI_ERROR (AcpiStatus)) {
        //
        // Perform any table specific updates.
        //
        AcpiStatus = PlatformUpdateTables (CurrentTable);
        if (!EFI_ERROR (AcpiStatus)) {
          //
          // Add the table.
          //
          TableHandle = 0;
          AcpiStatus = AcpiSupport->SetAcpiTable (
                                      AcpiSupport,
                                      CurrentTable,
                                      TRUE,
                                      TableVersion,
                                      &TableHandle
                                      );
          ASSERT_EFI_ERROR (AcpiStatus);
        }
      }

      //
      // Increment the instance.
      //
      Instance++;
    }
  }

  Status = EfiCreateEventReadyToBootEx (
             TPL_NOTIFY,
             OnReadyToBoot,
             NULL,
             &Event
             );

  //
  // Finished.
  //
  return EFI_SUCCESS;
}
Пример #25
0
/**
  Register the callback function for ReportStatusCode() notification.

  When this function is called the function pointer is added to an internal list and any future calls to
  ReportStatusCode() will be forwarded to the Callback function.

  @param[in] Callback           A pointer to a function of type EFI_PEI_RSC_HANDLER_CALLBACK that is called
                                when a call to ReportStatusCode() occurs.

  @retval EFI_SUCCESS           Function was successfully registered.
  @retval EFI_INVALID_PARAMETER The callback function was NULL.
  @retval EFI_OUT_OF_RESOURCES  The internal buffer ran out of space. No more functions can be
                                registered.
  @retval EFI_ALREADY_STARTED   The function was already registered. It can't be registered again.

**/
EFI_STATUS
EFIAPI
Register (
  IN EFI_PEI_RSC_HANDLER_CALLBACK Callback
  )
{
  EFI_PEI_HOB_POINTERS          Hob;
  EFI_PEI_RSC_HANDLER_CALLBACK  *CallbackEntry;
  UINTN                         *NumberOfEntries;
  UINTN                         Index;
  UINTN                         FreeEntryIndex;
  UINTN                         *FreePacket;

  if (Callback == NULL) {
    return EFI_INVALID_PARAMETER;
  }

  Hob.Raw        = GetFirstGuidHob (&gStatusCodeCallbackGuid);
  FreePacket     = NULL;
  FreeEntryIndex = 0;
  while (Hob.Raw != NULL) {
    NumberOfEntries = GET_GUID_HOB_DATA (Hob);
    CallbackEntry   = (EFI_PEI_RSC_HANDLER_CALLBACK *) (NumberOfEntries + 1);
    if (FreePacket == NULL && *NumberOfEntries < 64) {
      //
      // If current total number of handlers does not exceed 64, put new handler
      // at the last of packet
      //
      FreePacket = NumberOfEntries;
      FreeEntryIndex = *NumberOfEntries;
    }
    for (Index = 0; Index < *NumberOfEntries; Index++) {
      if (CallbackEntry[Index] == Callback) {
        //
        // If the function was already registered. It can't be registered again.
        //
        return EFI_ALREADY_STARTED;
      }
      if (FreePacket == NULL && CallbackEntry[Index] == NULL) {
        //
        // If the total number of handlers in current packet is max value 64,
        // search an entry with NULL pointer and fill new handler into this entry.
        //
        FreePacket = NumberOfEntries;
        FreeEntryIndex = Index;
      }
    }
    Hob.Raw = GET_NEXT_HOB (Hob);
    Hob.Raw = GetNextGuidHob (&gStatusCodeCallbackGuid, Hob.Raw);
  }

  if (FreePacket == NULL) {
    FreePacket = CreateRscHandlerCallbackPacket();
  }

  CallbackEntry = (EFI_PEI_RSC_HANDLER_CALLBACK *) (FreePacket + 1);
  CallbackEntry[FreeEntryIndex] = Callback;

  if (*FreePacket == FreeEntryIndex) {
    //
    // If new registered callback is added as a new entry in the packet,
    // increase the total number of handlers in the packet.
    //
    *FreePacket += 1;
  }

  return EFI_SUCCESS;
}