rom/kernel/kernel_panic.c

   1 #include <aros/config.h>
   2 #include <asm/cpu.h>
   3
   4 #include <stdio.h>
   5
   6 #include "kernel_base.h"
   7 #include "kernel_debug.h"
   8
   9 /*
  10  * This definition allows to move this buffer away from .bss.
  11  * Can be used on native, by using, for example, zero page.
  12  * This condition is considered fatal, there's no return.
  13  */
  14 #ifndef KERNEL_PANIC_BUFFER
  15 static char panicBuffer[1024];
  16 #define KERNEL_PANIC_BUFFER panicBuffer
  17 #endif
  18
  19 void krnPanic(struct KernelBase *KernelBase,const char *fmt, ...)
  20 {
  21     const char *hdr = "Critical boot failure\n";
  22     char *ptr = KERNEL_PANIC_BUFFER;
  23     va_list ap;
  24
  25     /* Prepend the header */
  26     while (*hdr)
  27         *ptr++ = *hdr++;
  28
  29     /* vsprintf() here comes from librom.a */
  30     va_start(ap, fmt);
  31     vsprintf(ptr, fmt, ap);
  32     va_end(ap);
  33
  34     krnDisplayAlert(KERNEL_PANIC_BUFFER, KernelBase);
  35
  36 #if AROS_FLAVOUR & AROS_FLAVOUR_STANDALONE
  37     /* Hosted AROS may quit here */
  38     for (;;) HALT;
  39 #endif
  40 }