arch/nios2/cpu/traps.c

   1 /*
   2  * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
   3  * Scott McNutt <smcnutt@psyent.com>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #include <asm/ptrace.h>
   9 #include <common.h>
  10
  11 void trap_handler (struct pt_regs *regs)
  12 {
  13         /* Just issue warning */
  14         printf ("\n\n*** WARNING: unimplemented trap @ %08x\n\n",
  15                         regs->reg[29] - 4);
  16 }
  17
  18 void soft_emulation (struct pt_regs *regs)
  19 {
  20         /* TODO: Software emulation of mul/div etc. Until this is
  21          * implemented, generate warning and hang.
  22          */
  23         printf ("\n\n*** ERROR: unimplemented instruction @ %08x\n",
  24                         regs->reg[29] - 4);
  25         hang ();
  26 }