mirror of https://github.com/acidanthera/audk.git
83 lines
2.0 KiB
C
83 lines
2.0 KiB
C
/** @file
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Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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Debug.c
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Abstract:
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Revision History:
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**/
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#include "DxeIpl.h"
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#include <Library/SerialPortLib.h>
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#include "SerialStatusCode.h"
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#include "Debug.h"
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UINT8 *mCursor;
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UINT8 mHeaderIndex = 10;
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VOID
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PrintHeader (
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CHAR8 Char
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)
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{
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*(UINT8 *)(UINTN)(0x000b8000 + mHeaderIndex) = Char;
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mHeaderIndex += 2;
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}
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VOID
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ClearScreen (
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VOID
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)
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{
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UINT32 Index;
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mCursor = (UINT8 *)(UINTN)(0x000b8000 + 160);
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for (Index = 0; Index < 80 * 49; Index++) {
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*mCursor = ' ';
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mCursor += 2;
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}
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mCursor = (UINT8 *)(UINTN)(0x000b8000 + 160);
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}
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VOID
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PrintString (
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IN CONST CHAR8 *FormatString,
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...
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)
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{
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UINTN Index;
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CHAR8 PrintBuffer[1000];
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VA_LIST Marker;
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VA_START (Marker, FormatString);
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AsciiVSPrint (PrintBuffer, sizeof (PrintBuffer), FormatString, Marker);
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VA_END (Marker);
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for (Index = 0; PrintBuffer[Index] != 0; Index++) {
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if (PrintBuffer[Index] == '\n') {
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mCursor = (UINT8 *) (UINTN) (0xb8000 + (((((UINTN)mCursor - 0xb8000) + 160) / 160) * 160));
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} else {
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*mCursor = (UINT8) PrintBuffer[Index];
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mCursor += 2;
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}
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}
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//
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// All information also output to serial port.
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//
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SerialPortWrite ((UINT8 *) PrintBuffer, Index);
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}
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