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 #include <asm/elf.h>
13
14 /*
15 * handle an FPU operational exception
16 * - there's a possibility that if the FPU is asynchronous, the signal might
17 * be meant for a process other than the current one
18 */
19 asmlinkage
unexpected_fpu_exception(struct pt_regs * regs,enum exception_code code)20 void unexpected_fpu_exception(struct pt_regs *regs, enum exception_code code)
21 {
22 panic("An FPU exception was received, but there's no FPU enabled.");
23 }
24
25 /*
26 * fill in the FPU structure for a core dump
27 */
dump_fpu(struct pt_regs * regs,elf_fpregset_t * fpreg)28 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpreg)
29 {
30 return 0; /* not valid */
31 }
32