xref: /openbmc/linux/arch/mips/sgi-ip32/ip32-berr.c (revision 293d5b43)
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 <asm/traps.h>
14 #include <asm/uaccess.h>
15 #include <asm/addrspace.h>
16 #include <asm/ptrace.h>
17 #include <asm/tlbdebug.h>
18 
19 static int ip32_be_handler(struct pt_regs *regs, int is_fixup)
20 {
21 	int data = regs->cp0_cause & 4;
22 
23 	if (is_fixup)
24 		return MIPS_BE_FIXUP;
25 
26 	printk("Got %cbe at 0x%lx\n", data ? 'd' : 'i', regs->cp0_epc);
27 	show_regs(regs);
28 	dump_tlb_all();
29 	while(1);
30 	force_sig(SIGBUS, current);
31 }
32 
33 void __init ip32_be_init(void)
34 {
35 	board_be_handler = ip32_be_handler;
36 }
37