firmware/panic.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by wavey@wavey.org
  11  *nn
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #include <stdio.h>
  21 #include <stdarg.h>
  22 #include "panic.h"
  23 #include "lcd.h"
  24 #include "font.h"
  25 #include "debug.h"
  26
  27 static char panic_buf[128];
  28
  29 /*
  30  * "Dude. This is pretty fucked-up, right here."
  31  */
  32 void panicf( char *fmt, ...)
  33 {
  34     va_list ap;
  35
  36 #ifndef SIMULATOR
  37     /* Disable interrupts */
  38     asm volatile ("ldc\t%0,sr" : : "r"(15<<4));
  39 #endif
  40
  41     va_start( ap, fmt );
  42     vsnprintf( panic_buf, sizeof(panic_buf), fmt, ap );
  43     va_end( ap );
  44
  45 #ifdef HAVE_LCD_CHARCELLS
  46     lcd_double_height(false);
  47     lcd_puts(0,0,panic_buf);
  48 #elif defined(HAVE_LCD_BITMAP)
  49     lcd_clear_display();
  50
  51     lcd_setfont(FONT_SYSFIXED);
  52     lcd_putsxy(0,0,panic_buf);
  53     lcd_update();
  54
  55 #else
  56     /* no LCD */
  57 #endif
  58     DEBUGF(panic_buf);
  59     while(1);
  60 }