Change DUET DxeIpl to use SerialPort instead of manipulating serial port directly.

[mirror_edk2.git] / DuetPkg / DxeIpl / Debug.c

/** @file\r
\r
Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\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
Module Name:\r
  Debug.c\r
\r
Abstract:\r
\r
Revision History:\r
\r
**/\r
\r
#include "DxeIpl.h"\r
#include <Library/SerialPortLib.h>\r
#include "SerialStatusCode.h"\r
#include "Debug.h"\r
\r
UINT8 *mCursor;\r
UINT8 mHeaderIndex = 10;\r
\r
\r
VOID\r
PrintHeader (\r
  CHAR8 Char\r
  )\r
{\r
  *(UINT8 *)(UINTN)(0x000b8000 + mHeaderIndex) = Char;\r
  mHeaderIndex += 2;\r
}\r
\r
VOID\r
ClearScreen (\r
  VOID\r
  )\r
{\r
  UINT32 Index;\r
\r
  mCursor = (UINT8 *)(UINTN)(0x000b8000 + 160);\r
  for (Index = 0; Index < 80 * 49; Index++) {\r
    *mCursor = ' ';\r
    mCursor += 2;\r
  }\r
  mCursor = (UINT8 *)(UINTN)(0x000b8000 + 160);\r
}\r
\r
VOID\r
PrintString (\r
  IN CONST CHAR8  *FormatString,\r
  ...\r
  )\r
{\r
  UINTN           Index;\r
  CHAR8           PrintBuffer[1000];\r
  VA_LIST         Marker;\r
\r
  VA_START (Marker, FormatString);\r
  AsciiVSPrint (PrintBuffer, sizeof (PrintBuffer), FormatString, Marker);\r
  VA_END (Marker);\r
\r
  for (Index = 0; PrintBuffer[Index] != 0; Index++) {\r
    if (PrintBuffer[Index] == '\n') {\r
      mCursor = (UINT8 *) (UINTN) (0xb8000 + (((((UINTN)mCursor - 0xb8000) + 160) / 160) * 160));\r
    } else {\r
      *mCursor = (UINT8) PrintBuffer[Index];\r
      mCursor += 2;\r
    }\r
  }\r
\r
  //\r
  // All information also output to serial port.\r
  //\r
  SerialPortWrite (PrintBuffer, Index);\r
}\r
\r