ArmPkg/CompilerIntrinsicsLib: Add uread, uwrite GCC assembly sources

[mirror_edk2.git] / Vlv2TbltDevicePkg / PlatformInitPei / PlatformInfoInit.c

/** @file\r
\r
  Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>\r
                                                                                   \r\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
                                                                                   \r\r
\r
Module Name:\r
\r
  PlatformInfoInit.c\r
\r
Abstract:\r
  Platform Info Driver.\r
\r
--*/\r
\r
#include "PlatformEarlyInit.h"\r
\r
#define LEN_64M       0x4000000\r
\r
//\r
// Default PCI32 resource size\r
//\r
#define RES_MEM32_MIN_LEN   0x38000000\r
\r
#define RES_IO_BASE   0x0D00\r
#define RES_IO_LIMIT  0xFFFF\r
\r
#define MemoryCeilingVariable   L"MemCeil."\r
\r
EFI_STATUS\r
CheckOsSelection (\r
  IN CONST EFI_PEI_SERVICES          **PeiServices,\r
  IN SYSTEM_CONFIGURATION            *SystemConfiguration\r
  )\r
{\r
  EFI_STATUS                   Status;\r
  EFI_PEI_READ_ONLY_VARIABLE2_PPI   *Variable;\r
  UINTN                        VariableSize;\r
  EFI_OS_SELECTION_HOB         *OsSelectionHob;\r
  UINT8                        OsSelection;\r
  UINT8                        *LpssDataHobPtr;\r
  UINT8                        *LpssDataVarPtr;\r
  UINTN                        i;\r
\r
  Status = (*PeiServices)->LocatePpi (\r
                             PeiServices,\r
                             &gEfiPeiReadOnlyVariable2PpiGuid,\r
                             0,\r
                             NULL,\r
                                      (void **)&Variable\r
                             );\r
  if (!EFI_ERROR(Status)) {\r
    VariableSize = sizeof (OsSelection);\r
    Status = Variable->GetVariable (\r
                         Variable,\r
                         L"OsSelection",\r
                         &gOsSelectionVariableGuid,\r
                         NULL,\r
                         &VariableSize,\r
                         &OsSelection\r
                         );\r
\r
    if (!EFI_ERROR(Status) && (SystemConfiguration->ReservedO != OsSelection)) {\r
      //\r
      // Build HOB for OsSelection\r
      //\r
      OsSelectionHob = BuildGuidHob (&gOsSelectionVariableGuid, sizeof (EFI_OS_SELECTION_HOB));\r
      ASSERT (OsSelectionHob != NULL);\r
\r
      OsSelectionHob->OsSelectionChanged = TRUE;\r
      OsSelectionHob->OsSelection        = OsSelection;\r
      SystemConfiguration->ReservedO   = OsSelectionHob->OsSelection;\r
\r
      //\r
      // Load LPSS and SCC default configurations\r
      //\r
      OsSelectionHob->LpssData.LpsseMMCEnabled            = FALSE;\r
      OsSelectionHob->LpssData.LpssSdioEnabled            = TRUE;\r
      OsSelectionHob->LpssData.LpssSdcardEnabled          = TRUE;\r
      OsSelectionHob->LpssData.LpssSdCardSDR25Enabled     = FALSE;\r
      OsSelectionHob->LpssData.LpssSdCardDDR50Enabled     = TRUE;\r
      OsSelectionHob->LpssData.LpssMipiHsi                = FALSE;\r
      OsSelectionHob->LpssData.LpsseMMC45Enabled          = TRUE;\r
      OsSelectionHob->LpssData.LpsseMMC45DDR50Enabled     = TRUE;\r
      OsSelectionHob->LpssData.LpsseMMC45HS200Enabled     = FALSE;\r
      OsSelectionHob->LpssData.LpsseMMC45RetuneTimerValue = 8;\r
      OsSelectionHob->LpssData.eMMCBootMode               = 1;     // Auto Detect\r
\r
\r
      SystemConfiguration->Lpe       = OsSelectionHob->Lpe;\r
      SystemConfiguration->PchAzalia = SystemConfiguration->PchAzalia;\r
      LpssDataHobPtr = &OsSelectionHob->LpssData.LpssPciModeEnabled;\r
      LpssDataVarPtr = &SystemConfiguration->LpssPciModeEnabled;\r
\r
      for (i = 0; i < sizeof(EFI_PLATFORM_LPSS_DATA); i++) {\r
        *LpssDataVarPtr = *LpssDataHobPtr;\r
        LpssDataVarPtr++;\r
        LpssDataHobPtr++;\r
      }\r
    }\r
  }\r
\r
  return EFI_SUCCESS;\r
}\r
\r
\r
EFI_STATUS\r
PlatformInfoUpdate (\r
  IN CONST EFI_PEI_SERVICES          **PeiServices,\r
  IN OUT EFI_PLATFORM_INFO_HOB *PlatformInfoHob,\r
  IN SYSTEM_CONFIGURATION      *SystemConfiguration\r
  )\r
{\r
  EFI_STATUS                   Status;\r
  EFI_PEI_READ_ONLY_VARIABLE2_PPI   *Variable;\r
  UINTN                        VariableSize;\r
  UINT32                       MemoryCeiling;\r
\r
  //\r
  // Checking PCI32 resource from previous boot to determine the memory ceiling\r
  //\r
  Status = (*PeiServices)->LocatePpi (\r
                             PeiServices,\r
                             &gEfiPeiReadOnlyVariable2PpiGuid,\r
                             0,\r
                             NULL,\r
                                      (void **)&Variable\r
                             );\r
  if (!EFI_ERROR(Status)) {\r
    //\r
    // Get the memory ceiling\r
    //\r
    VariableSize = sizeof(MemoryCeiling);\r
    Status = Variable->GetVariable (\r
                         Variable,\r
                         MemoryCeilingVariable,\r
                         &gEfiGlobalVariableGuid,\r
                         NULL,\r
                         &VariableSize,\r
                         &MemoryCeiling\r
                         );\r
    if(!EFI_ERROR(Status)) {\r
      //\r
      // Set the new PCI32 resource Base if the variable available\r
      //\r
      PlatformInfoHob->PciData.PciResourceMem32Base = MemoryCeiling;\r
      PlatformInfoHob->MemData.MemMaxTolm = MemoryCeiling;\r
      PlatformInfoHob->MemData.MemTolm = MemoryCeiling;\r
\r
      //\r
      // Platform PCI MMIO Size in unit of 1MB\r
      //\r
      PlatformInfoHob->MemData.MmioSize = 0x1000 - (UINT16)(PlatformInfoHob->MemData.MemMaxTolm >> 20);\r
    }\r
  }\r
\r
  return EFI_SUCCESS;\r
}\r
\r
/**\r
  Initialize the platform related info hob according to the\r
  pre-determine value or setup option\r
\r
  @retval EFI_SUCCESS    Memory initialization completed successfully.\r
  @retval Others         All other error conditions encountered result in an ASSERT.\r
**/\r
EFI_STATUS\r
InitializePlatform (\r
  IN CONST EFI_PEI_SERVICES       **PeiServices,\r
  IN EFI_PLATFORM_INFO_HOB        *PlatformInfoHob,\r
  IN SYSTEM_CONFIGURATION         *SystemConfiguration\r
)\r
{\r
//\r
// -- cchew10 need to update here.\r
//\r
  return EFI_SUCCESS;\r
}\r
\r