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The LXR Cross Referencer for SOS

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001 /* Copyright (C) 2004  The KOS Team
002 
003    This program is free software; you can redistribute it and/or
004    modify it under the terms of the GNU General Public License
005    as published by the Free Software Foundation; either version 2
006    of the License, or (at your option) any later version.
007    
008    This program is distributed in the hope that it will be useful,
009    but WITHOUT ANY WARRANTY; without even the implied warranty of
010    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
011    GNU General Public License for more details.
012    
013    You should have received a copy of the GNU General Public License
014    along with this program; if not, write to the Free Software
015    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
016    USA. 
017 */
018 
019 #include <sos/klibc.h>
020 #include <drivers/bochs.h>
021 #include <drivers/x86_videomem.h>
022 
023 #include "assert.h"
024 
025 void sos_display_fatal_error(const char *format, /* args */...)
026 {
027   char buff[256];
028   va_list ap;
029   
030   asm("cli\n"); /* disable interrupts -- x86 only */ \
031 
032   va_start(ap, format);
033   vsnprintf(buff, sizeof(buff), format, ap);
034   va_end(ap);
035 
036   sos_bochs_putstring(buff); sos_bochs_putstring("\n");
037   sos_x86_videomem_putstring(23, 0,
038                              SOS_X86_VIDEO_BG_BLACK
039                              | SOS_X86_VIDEO_FG_LTRED , buff);
040 
041   /* Infinite loop: processor halted */
042   for ( ; ; )
043     asm("hlt\n");
044 }

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