1 /* 2 * This file is subject to the terms and conditions of the GNU General Public 3 * License. See the file "COPYING" in the main directory of this archive 4 * for more details. 5 * 6 * Copyright (C) 1994, 1995, 1996, 1999, 2000 by Ralf Baechle 7 * Copyright (C) 1999, 2000 by Silicon Graphics 8 * Copyright (C) 2002 Maciej W. Rozycki 9 */ 10 #include <linux/init.h> 11 #include <linux/kernel.h> 12 #include <linux/sched.h> 13 #include <linux/sched/debug.h> 14 #include <asm/traps.h> 15 #include <linux/uaccess.h> 16 #include <asm/addrspace.h> 17 #include <asm/ptrace.h> 18 #include <asm/tlbdebug.h> 19 20 static int ip32_be_handler(struct pt_regs *regs, int is_fixup) 21 { 22 int data = regs->cp0_cause & 4; 23 24 if (is_fixup) 25 return MIPS_BE_FIXUP; 26 27 printk("Got %cbe at 0x%lx\n", data ? 'd' : 'i', regs->cp0_epc); 28 show_regs(regs); 29 dump_tlb_all(); 30 while(1); 31 force_sig(SIGBUS, current); 32 } 33 34 void __init ip32_be_init(void) 35 { 36 board_be_handler = ip32_be_handler; 37 } 38