arch/powerpc/platforms/4xx/machine_check.c

   1 /*
   2  * This program is free software; you can redistribute it and/or
   3  * modify it under the terms of the GNU General Public License
   4  * as published by the Free Software Foundation; either version
   5  * 2 of the License, or (at your option) any later version.
   6  */
   7
   8 #include <linux/kernel.h>
   9 #include <linux/printk.h>
  10 #include <linux/ptrace.h>
  11
  12 #include <asm/reg.h>
  13
  14 int machine_check_4xx(struct pt_regs *regs)
  15 {
  16         unsigned long reason = regs->dsisr;
  17
  18         if (reason & ESR_IMCP) {
  19                 printk("Instruction");
  20                 mtspr(SPRN_ESR, reason & ~ESR_IMCP);
  21         } else
  22                 printk("Data");
  23         printk(" machine check in kernel mode.\n");
  24
  25         return 0;
  26 }