UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to AmdSev.nasm

[mirror_edk2.git] / ArmVirtPkg / PrePi / PrePi.c

/** @file\r
*\r
*  Copyright (c) 2011-2014, ARM Limited. All rights reserved.\r
*\r
*  SPDX-License-Identifier: BSD-2-Clause-Patent\r
*\r
**/\r
\r
#include <PiPei.h>\r
#include <Pi/PiBootMode.h>\r
\r
#include <Library/PeCoffLib.h>\r
#include <Library/PrePiLib.h>\r
#include <Library/PrintLib.h>\r
#include <Library/PrePiHobListPointerLib.h>\r
#include <Library/TimerLib.h>\r
#include <Library/PerformanceLib.h>\r
#include <Library/CacheMaintenanceLib.h>\r
\r
#include <Ppi/GuidedSectionExtraction.h>\r
#include <Ppi/ArmMpCoreInfo.h>\r
\r
#include "PrePi.h"\r
\r
VOID\r
EFIAPI\r
ProcessLibraryConstructorList (\r
  VOID\r
  );\r
\r
VOID\r
PrePiMain (\r
  IN  UINTN   UefiMemoryBase,\r
  IN  UINTN   StacksBase,\r
  IN  UINT64  StartTimeStamp\r
  )\r
{\r
  EFI_HOB_HANDOFF_INFO_TABLE  *HobList;\r
  EFI_STATUS                  Status;\r
  CHAR8                       Buffer[100];\r
  UINTN                       CharCount;\r
  UINTN                       StacksSize;\r
\r
  // Initialize the architecture specific bits\r
  ArchInitialize ();\r
\r
  // Declare the PI/UEFI memory region\r
  HobList = HobConstructor (\r
              (VOID *)UefiMemoryBase,\r
              FixedPcdGet32 (PcdSystemMemoryUefiRegionSize),\r
              (VOID *)UefiMemoryBase,\r
              (VOID *)StacksBase // The top of the UEFI Memory is reserved for the stacks\r
              );\r
  PrePeiSetHobList (HobList);\r
\r
  //\r
  // Ensure that the loaded image is invalidated in the caches, so that any\r
  // modifications we made with the caches and MMU off (such as the applied\r
  // relocations) don't become invisible once we turn them on.\r
  //\r
  InvalidateDataCacheRange ((VOID *)(UINTN)PcdGet64 (PcdFdBaseAddress), PcdGet32 (PcdFdSize));\r
\r
  // SEC phase needs to run library constructors by hand.\r
  ProcessLibraryConstructorList ();\r
\r
  // Initialize MMU and Memory HOBs (Resource Descriptor HOBs)\r
  Status = MemoryPeim (UefiMemoryBase, FixedPcdGet32 (PcdSystemMemoryUefiRegionSize));\r
  ASSERT_EFI_ERROR (Status);\r
\r
  // Initialize the Serial Port\r
  SerialPortInitialize ();\r
  CharCount = AsciiSPrint (\r
                Buffer,\r
                sizeof (Buffer),\r
                "UEFI firmware (version %s built at %a on %a)\n\r",\r
                (CHAR16 *)PcdGetPtr (PcdFirmwareVersionString),\r
                __TIME__,\r
                __DATE__\r
                );\r
  SerialPortWrite ((UINT8 *)Buffer, CharCount);\r
\r
  // Create the Stacks HOB (reserve the memory for all stacks)\r
  StacksSize = PcdGet32 (PcdCPUCorePrimaryStackSize);\r
  BuildStackHob (StacksBase, StacksSize);\r
\r
  // TODO: Call CpuPei as a library\r
  BuildCpuHob (ArmGetPhysicalAddressBits (), PcdGet8 (PcdPrePiCpuIoSize));\r
\r
  // Set the Boot Mode\r
  SetBootMode (BOOT_WITH_FULL_CONFIGURATION);\r
\r
  // Initialize Platform HOBs (CpuHob and FvHob)\r
  Status = PlatformPeim ();\r
  ASSERT_EFI_ERROR (Status);\r
\r
  // Now, the HOB List has been initialized, we can register performance information\r
  PERF_START (NULL, "PEI", NULL, StartTimeStamp);\r
\r
  // Assume the FV that contains the SEC (our code) also contains a compressed FV.\r
  Status = DecompressFirstFv ();\r
  ASSERT_EFI_ERROR (Status);\r
\r
  // Load the DXE Core and transfer control to it\r
  Status = LoadDxeCoreFromFv (NULL, 0);\r
  ASSERT_EFI_ERROR (Status);\r
}\r
\r
VOID\r
CEntryPoint (\r
  IN  UINTN  MpId,\r
  IN  UINTN  UefiMemoryBase,\r
  IN  UINTN  StacksBase\r
  )\r
{\r
  UINT64  StartTimeStamp;\r
\r
  if (PerformanceMeasurementEnabled ()) {\r
    // Initialize the Timer Library to setup the Timer HW controller\r
    TimerConstructor ();\r
    // We cannot call yet the PerformanceLib because the HOB List has not been initialized\r
    StartTimeStamp = GetPerformanceCounter ();\r
  } else {\r
    StartTimeStamp = 0;\r
  }\r
\r
  // Data Cache enabled on Primary core when MMU is enabled.\r
  ArmDisableDataCache ();\r
  // Invalidate instruction cache\r
  ArmInvalidateInstructionCache ();\r
  // Enable Instruction Caches on all cores.\r
  ArmEnableInstructionCache ();\r
\r
  PrePiMain (UefiMemoryBase, StacksBase, StartTimeStamp);\r
\r
  // DXE Core should always load and never return\r
  ASSERT (FALSE);\r
}\r
\r
VOID\r
RelocatePeCoffImage (\r
  IN  EFI_PEI_FV_HANDLE         FwVolHeader,\r
  IN  PE_COFF_LOADER_READ_FILE  ImageRead\r
  )\r
{\r
  EFI_PEI_FILE_HANDLE           FileHandle;\r
  VOID                          *SectionData;\r
  PE_COFF_LOADER_IMAGE_CONTEXT  ImageContext;\r
  EFI_STATUS                    Status;\r
\r
  FileHandle = NULL;\r
  Status     = FfsFindNextFile (\r
                 EFI_FV_FILETYPE_SECURITY_CORE,\r
                 FwVolHeader,\r
                 &FileHandle\r
                 );\r
  ASSERT_EFI_ERROR (Status);\r
\r
  Status = FfsFindSectionData (EFI_SECTION_PE32, FileHandle, &SectionData);\r
  if (EFI_ERROR (Status)) {\r
    Status = FfsFindSectionData (EFI_SECTION_TE, FileHandle, &SectionData);\r
  }\r
\r
  ASSERT_EFI_ERROR (Status);\r
\r
  ZeroMem (&ImageContext, sizeof ImageContext);\r
\r
  ImageContext.Handle    = (EFI_HANDLE)SectionData;\r
  ImageContext.ImageRead = ImageRead;\r
  PeCoffLoaderGetImageInfo (&ImageContext);\r
\r
  if (ImageContext.ImageAddress != (UINTN)SectionData) {\r
    ImageContext.ImageAddress = (UINTN)SectionData;\r
    PeCoffLoaderRelocateImage (&ImageContext);\r
  }\r
}\r