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 <linux/sched/signal.h> 15 #include <asm/traps.h> 16 #include <linux/uaccess.h> 17 #include <asm/addrspace.h> 18 #include <asm/ptrace.h> 19 #include <asm/tlbdebug.h> 20 21 #include "ip32-common.h" 22 23 static int ip32_be_handler(struct pt_regs *regs, int is_fixup) 24 { 25 int data = regs->cp0_cause & 4; 26 27 if (is_fixup) 28 return MIPS_BE_FIXUP; 29 30 printk("Got %cbe at 0x%lx\n", data ? 'd' : 'i', regs->cp0_epc); 31 show_regs(regs); 32 dump_tlb_all(); 33 while(1); 34 force_sig(SIGBUS); 35 } 36 37 void __init ip32_be_init(void) 38 { 39 mips_set_be_handler(ip32_be_handler); 40 } 41