1 /* MN10300 FPU management
2 *
3 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
10 */
11 #include <asm/fpu.h>
12
13 /*
14 * handle an FPU operational exception
15 * - there's a possibility that if the FPU is asynchronous, the signal might
16 * be meant for a process other than the current one
17 */
18 asmlinkage
unexpected_fpu_exception(struct pt_regs * regs,enum exception_code code)19 void unexpected_fpu_exception(struct pt_regs *regs, enum exception_code code)
20 {
21 panic("An FPU exception was received, but there's no FPU enabled.");
22 }
23
24 /*
25 * fill in the FPU structure for a core dump
26 */
dump_fpu(struct pt_regs * regs,elf_fpregset_t * fpreg)27 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpreg)
28 {
29 return 0; /* not valid */
30 }
31