LcdGraphicsOutputDxe: Update FrameBufferSize as per UEFI spec section 11.9

[mirror_edk2.git] / EmbeddedPkg / Universal / MmcDxe / Diagnostics.c

/** @file\r
  Diagnostics Protocol implementation for the MMC DXE driver\r
\r
  Copyright (c) 2011, ARM Limited. All rights reserved.\r
  \r
  This program and the accompanying materials                          \r
  are licensed and made available under the terms and conditions of the BSD License         \r
  which accompanies this distribution.  The full text of the license may be found at        \r
  http://opensource.org/licenses/bsd-license.php                                            \r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     \r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             \r
\r
**/\r
\r
#include <Uefi.h>\r
#include <Library/DebugLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
\r
#include "Mmc.h"\r
\r
#define DIAGNOSTIC_LOGBUFFER_MAXCHAR  1024\r
\r
CHAR16* mLogBuffer = NULL;\r
UINTN   mLogRemainChar = 0;\r
\r
CHAR16*\r
DiagnosticInitLog (\r
  UINTN MaxBufferChar\r
  )\r
{\r
  mLogRemainChar = MaxBufferChar;\r
  mLogBuffer = AllocatePool ((UINTN)MaxBufferChar * sizeof(CHAR16));\r
  return mLogBuffer;\r
}\r
\r
UINTN\r
DiagnosticLog (\r
  CONST CHAR16* Str\r
  )\r
{\r
  UINTN len = StrLen (Str);\r
  if (len <= mLogRemainChar) {\r
    mLogRemainChar -= len;\r
    StrCpy (mLogBuffer, Str);\r
    mLogBuffer += len;\r
    return len;\r
  } else {\r
    return 0;\r
  }\r
}\r
\r
VOID\r
GenerateRandomBuffer (\r
  VOID* Buffer,\r
  UINTN BufferSize\r
  )\r
{\r
  UINT64  i;\r
  UINT64* Buffer64 = (UINT64*)Buffer;\r
\r
  for (i = 0; i < (BufferSize >> 3); i++) {\r
    *Buffer64 = i | (~i << 32);\r
    Buffer64++;\r
  }\r
}\r
\r
BOOLEAN\r
CompareBuffer (\r
  VOID  *BufferA,\r
  VOID  *BufferB,\r
  UINTN BufferSize\r
  )\r
{\r
  UINTN i;\r
  UINT64* BufferA64 = (UINT64*)BufferA;\r
  UINT64* BufferB64 = (UINT64*)BufferB;\r
\r
  for (i = 0; i < (BufferSize >> 3); i++) {\r
    if (*BufferA64 != *BufferB64) {\r
      DEBUG((EFI_D_ERROR, "CompareBuffer: Error at %i", i));\r
      DEBUG((EFI_D_ERROR, "(0x%lX) != (0x%lX)\n", *BufferA64, *BufferB64));\r
      return FALSE;\r
    }\r
    BufferA64++;\r
    BufferB64++;\r
  }\r
  return TRUE;\r
}\r
\r
EFI_STATUS\r
MmcReadWriteDataTest (\r
  MMC_HOST_INSTANCE *MmcHostInstance,\r
  EFI_LBA           Lba,\r
  UINTN             BufferSize\r
  )\r
{\r
  VOID                        *BackBuffer;\r
  VOID                        *WriteBuffer;\r
  VOID                        *ReadBuffer;\r
  EFI_STATUS                  Status;\r
\r
  // Check if a Media is Present\r
  if (!MmcHostInstance->BlockIo.Media->MediaPresent) {\r
    DiagnosticLog (L"ERROR: No Media Present\n");\r
    return EFI_NO_MEDIA;\r
  }\r
\r
  if (MmcHostInstance->State != MmcTransferState) {\r
    DiagnosticLog (L"ERROR: Not ready for Transfer state\n");\r
    return EFI_NOT_READY;\r
  }\r
\r
  BackBuffer = AllocatePool (BufferSize);\r
  WriteBuffer = AllocatePool (BufferSize);\r
  ReadBuffer = AllocatePool (BufferSize);\r
\r
  // Read (and save) buffer at a specific location\r
  Status = MmcReadBlocks (&(MmcHostInstance->BlockIo), MmcHostInstance->BlockIo.Media->MediaId,Lba,BufferSize,BackBuffer);\r
  if (Status != EFI_SUCCESS) {\r
    DiagnosticLog (L"ERROR: Fail to Read Block (1)\n");\r
    return Status;\r
  }\r
\r
  // Write buffer at the same location\r
  GenerateRandomBuffer (WriteBuffer,BufferSize);\r
  Status = MmcWriteBlocks (&(MmcHostInstance->BlockIo), MmcHostInstance->BlockIo.Media->MediaId,Lba,BufferSize,WriteBuffer);\r
  if (Status != EFI_SUCCESS) {\r
    DiagnosticLog (L"ERROR: Fail to Write Block (1)\n");\r
    return Status;\r
  }\r
\r
  // Read the buffer at the same location\r
  Status = MmcReadBlocks (&(MmcHostInstance->BlockIo), MmcHostInstance->BlockIo.Media->MediaId,Lba,BufferSize,ReadBuffer);\r
  if (Status != EFI_SUCCESS) {\r
    DiagnosticLog (L"ERROR: Fail to Read Block (2)\n");\r
    return Status;\r
  }\r
\r
  // Check that is conform\r
  if (!CompareBuffer (ReadBuffer,WriteBuffer,BufferSize)) {\r
    DiagnosticLog (L"ERROR: Fail to Read/Write Block (1)\n");\r
    return EFI_INVALID_PARAMETER;\r
  }\r
\r
  // Restore content at the original location\r
  Status = MmcWriteBlocks (&(MmcHostInstance->BlockIo), MmcHostInstance->BlockIo.Media->MediaId,Lba,BufferSize,BackBuffer);\r
  if (Status != EFI_SUCCESS) {\r
    DiagnosticLog (L"ERROR: Fail to Write Block (2)\n");\r
    return Status;\r
  }\r
\r
  // Read the restored content\r
  Status = MmcReadBlocks (&(MmcHostInstance->BlockIo), MmcHostInstance->BlockIo.Media->MediaId,Lba,BufferSize,ReadBuffer);\r
  if (Status != EFI_SUCCESS) {\r
    DiagnosticLog (L"ERROR: Fail to Read Block (3)\n");\r
    return Status;\r
  }\r
\r
  // Check the content is correct\r
  if (!CompareBuffer (ReadBuffer,BackBuffer,BufferSize)) {\r
    DiagnosticLog (L"ERROR: Fail to Read/Write Block (2)\n");\r
    return EFI_INVALID_PARAMETER;\r
  }\r
\r
  return EFI_SUCCESS;\r
}\r
\r
EFI_STATUS\r
EFIAPI\r
MmcDriverDiagnosticsRunDiagnostics (\r
  IN  EFI_DRIVER_DIAGNOSTICS_PROTOCOL               *This,\r
  IN  EFI_HANDLE                                    ControllerHandle,\r
  IN  EFI_HANDLE                                    ChildHandle  OPTIONAL,\r
  IN  EFI_DRIVER_DIAGNOSTIC_TYPE                    DiagnosticType,\r
  IN  CHAR8                                         *Language,\r
  OUT EFI_GUID                                      **ErrorType,\r
  OUT UINTN                                         *BufferSize,\r
  OUT CHAR16                                        **Buffer\r
  )\r
{\r
  LIST_ENTRY              *CurrentLink;\r
  MMC_HOST_INSTANCE       *MmcHostInstance;\r
  EFI_STATUS              Status;\r
\r
  if ((Language         == NULL) ||\r
      (ErrorType        == NULL) ||\r
      (Buffer           == NULL) ||\r
      (ControllerHandle == NULL) ||\r
      (BufferSize       == NULL)) {\r
    return EFI_INVALID_PARAMETER;\r
  }\r
\r
  Status = EFI_SUCCESS;\r
  *ErrorType  = NULL;\r
  *BufferSize = DIAGNOSTIC_LOGBUFFER_MAXCHAR;\r
  *Buffer = DiagnosticInitLog (DIAGNOSTIC_LOGBUFFER_MAXCHAR);\r
\r
  DiagnosticLog (L"MMC Driver Diagnostics\n");\r
\r
  // For each MMC instance\r
  CurrentLink = mMmcHostPool.ForwardLink;\r
  while (CurrentLink != NULL && CurrentLink != &mMmcHostPool && (Status == EFI_SUCCESS)) {\r
    MmcHostInstance = MMC_HOST_INSTANCE_FROM_LINK(CurrentLink);\r
    ASSERT(MmcHostInstance != NULL);\r
\r
    // LBA=1 Size=BlockSize\r
    DiagnosticLog (L"MMC Driver Diagnostics - Test: First Block\n");\r
    Status = MmcReadWriteDataTest (MmcHostInstance, 1, MmcHostInstance->BlockIo.Media->BlockSize);\r
\r
    // LBA=2 Size=BlockSize\r
    DiagnosticLog (L"MMC Driver Diagnostics - Test: Second Block\n");\r
    Status = MmcReadWriteDataTest (MmcHostInstance, 2, MmcHostInstance->BlockIo.Media->BlockSize);\r
\r
    // LBA=10 Size=BlockSize\r
    DiagnosticLog (L"MMC Driver Diagnostics - Test: Any Block\n");\r
    Status = MmcReadWriteDataTest (MmcHostInstance, MmcHostInstance->BlockIo.Media->LastBlock >> 1, MmcHostInstance->BlockIo.Media->BlockSize);\r
\r
    // LBA=LastBlock Size=BlockSize\r
    DiagnosticLog (L"MMC Driver Diagnostics - Test: Last Block\n");\r
    Status = MmcReadWriteDataTest (MmcHostInstance, MmcHostInstance->BlockIo.Media->LastBlock, MmcHostInstance->BlockIo.Media->BlockSize);\r
\r
    // LBA=1 Size=2*BlockSize\r
    DiagnosticLog (L"MMC Driver Diagnostics - Test: First Block / 2 BlockSSize\n");\r
    Status = MmcReadWriteDataTest (MmcHostInstance, 1, 2*MmcHostInstance->BlockIo.Media->BlockSize);\r
\r
    CurrentLink = CurrentLink->ForwardLink;\r
  }\r
\r
  return Status;\r
}\r
\r
//\r
// EFI Driver Diagnostics 2 Protocol\r
//\r
GLOBAL_REMOVE_IF_UNREFERENCED EFI_DRIVER_DIAGNOSTICS2_PROTOCOL gMmcDriverDiagnostics2 = {\r
  (EFI_DRIVER_DIAGNOSTICS2_RUN_DIAGNOSTICS) MmcDriverDiagnosticsRunDiagnostics,\r
  "en"\r
};\r