162306a36Sopenharmony_ci/* 262306a36Sopenharmony_ci * This file is subject to the terms and conditions of the GNU General Public 362306a36Sopenharmony_ci * License. See the file "COPYING" in the main directory of this archive 462306a36Sopenharmony_ci * for more details. 562306a36Sopenharmony_ci * 662306a36Sopenharmony_ci * Copyright (C) 1994, 1995, 1996, 1999, 2000 by Ralf Baechle 762306a36Sopenharmony_ci * Copyright (C) 1999, 2000 by Silicon Graphics 862306a36Sopenharmony_ci * Copyright (C) 2002 Maciej W. Rozycki 962306a36Sopenharmony_ci */ 1062306a36Sopenharmony_ci#include <linux/init.h> 1162306a36Sopenharmony_ci#include <linux/kernel.h> 1262306a36Sopenharmony_ci#include <linux/sched.h> 1362306a36Sopenharmony_ci#include <linux/sched/debug.h> 1462306a36Sopenharmony_ci#include <linux/sched/signal.h> 1562306a36Sopenharmony_ci#include <asm/traps.h> 1662306a36Sopenharmony_ci#include <linux/uaccess.h> 1762306a36Sopenharmony_ci#include <asm/addrspace.h> 1862306a36Sopenharmony_ci#include <asm/ptrace.h> 1962306a36Sopenharmony_ci#include <asm/tlbdebug.h> 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_cistatic int ip32_be_handler(struct pt_regs *regs, int is_fixup) 2262306a36Sopenharmony_ci{ 2362306a36Sopenharmony_ci int data = regs->cp0_cause & 4; 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci if (is_fixup) 2662306a36Sopenharmony_ci return MIPS_BE_FIXUP; 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci printk("Got %cbe at 0x%lx\n", data ? 'd' : 'i', regs->cp0_epc); 2962306a36Sopenharmony_ci show_regs(regs); 3062306a36Sopenharmony_ci dump_tlb_all(); 3162306a36Sopenharmony_ci while(1); 3262306a36Sopenharmony_ci force_sig(SIGBUS); 3362306a36Sopenharmony_ci} 3462306a36Sopenharmony_ci 3562306a36Sopenharmony_civoid __init ip32_be_init(void) 3662306a36Sopenharmony_ci{ 3762306a36Sopenharmony_ci mips_set_be_handler(ip32_be_handler); 3862306a36Sopenharmony_ci} 39