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  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include "config.h"
  23 #include <stdio.h>
  24 #include <stdarg.h>
  25 #include <string.h>
  26 #include "panic.h"
  27 #include "lcd.h"
  28 #include "font.h"
  29 #include "debug.h"
  30 #include "led.h"
  31 #include "power.h"
  32 #include "system.h"
  33
  34 static char panic_buf[128];
  35
  36 /*
  37  * "Dude. This is pretty fucked-up, right here."
  38  */
  39 void panicf( const char *fmt, ...)
  40 {
  41     va_list ap;
  42
  43 #ifndef SIMULATOR
  44 #if (CONFIG_LED == LED_REAL)
  45     bool state = false;
  46     int i = 0;
  47 #endif
  48
  49     /* Disable interrupts */
  50 #ifdef CPU_ARM
  51     disable_fiq();
  52 #endif
  53
  54     set_irq_level(DISABLE_INTERRUPTS);
  55 #endif /* SIMULATOR */
  56
  57     va_start( ap, fmt );
  58     vsnprintf( panic_buf, sizeof(panic_buf), fmt, ap );
  59     va_end( ap );
  60
  61 #ifdef HAVE_LCD_CHARCELLS
  62     lcd_double_height(false);
  63     lcd_puts(0, 0, "*PANIC*");
  64     lcd_puts(0, 1, panic_buf);
  65 #elif defined(HAVE_LCD_BITMAP)
  66     lcd_clear_display();
  67     lcd_setfont(FONT_SYSFIXED);
  68     lcd_puts(0, 0, (unsigned char *)"*PANIC*");
  69     {
  70         /* wrap panic line */
  71         int i, y=1, len = strlen(panic_buf);
  72 #define STEP (LCD_WIDTH/SYSFONT_WIDTH)
  73         for (i=0; i<len; i+=STEP) {
  74             unsigned char c = panic_buf[i+STEP];
  75             panic_buf[i+STEP] = 0;
  76             lcd_puts(0, y++, (unsigned char *)panic_buf+i);
  77             panic_buf[i+STEP] = c;
  78         }
  79     }
  80 #else
  81     /* no LCD */
  82 #endif
  83     lcd_update();
  84     DEBUGF("%s", panic_buf);
  85
  86     set_cpu_frequency(0);
  87
  88 #ifdef HAVE_ATA_POWER_OFF
  89     ide_power_enable(false);
  90 #endif
  91
  92     while (1)
  93     {
  94 #ifndef SIMULATOR
  95 #if (CONFIG_LED == LED_REAL)
  96         if (--i <= 0)
  97         {
  98             state = !state;
  99             led(state);
 100             i = 240000;
 101         }
 102 #endif
 103
 104         /* try to restart firmware if ON is pressed */
 105 #if defined (CPU_PP)
 106         /* For now, just sleep the core */
 107         sleep_core(CURRENT_CORE);
 108         #define system_reboot() nop
 109 #elif defined (TOSHIBA_GIGABEAT_F)
 110         if ((GPGDAT & (1 << 0)) != 0)
 111 #elif defined(IRIVER_H100_SERIES) || defined(IRIVER_H300_SERIES)
 112         if ((GPIO1_READ & 0x22) == 0) /* check for ON button and !hold */
 113 #elif defined(IAUDIO_X5) || defined(IAUDIO_M5)
 114         if ((GPIO_READ & 0x0c000000) == 0x08000000) /* check for ON button and !hold */
 115 #elif defined(IAUDIO_M3)
 116         if ((GPIO1_READ & 0x202) == 0x200) /* check for ON button and !hold */
 117 #elif defined(COWON_D2)
 118         if (GPIOA & 0x10) /* check for power button */
 119 #elif CONFIG_CPU == SH7034
 120 #if CONFIG_KEYPAD == PLAYER_PAD
 121         if (!(PADRL & 0x20))
 122 #elif CONFIG_KEYPAD == RECORDER_PAD
 123 #ifdef HAVE_FMADC
 124         if (!(PCDR & 0x0008))
 125 #else
 126         if (!(PBDRH & 0x01))
 127 #endif
 128 #elif CONFIG_KEYPAD == ONDIO_PAD
 129         if (!(PCDR & 0x0008))
 130 #endif /* CONFIG_KEYPAD */
 131 #elif defined(CREATIVE_ZVx)
 132         if(false)
 133 #elif defined(ONDA_VX747)
 134         /* check for power button without including any .h file */
 135         if( (~(*(volatile unsigned int *)(0xB0010300))) & (1 << 29) )
 136 #endif /* CPU */
 137             system_reboot();
 138 #endif /* !SIMULATOR */
 139     }
 140 }