1/* a.out coredump register dumper
 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
12#ifndef _ASM_A_OUT_CORE_H
13#define _ASM_A_OUT_CORE_H
14
15#ifdef __KERNEL__
16
17#include <linux/user.h>
18#include <linux/elfcore.h>
19
20/*
21 * fill in the user structure for an a.out core dump
22 */
23static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump)
24{
25	struct task_struct *tsk = current;
26
27	dump->magic = CMAGIC;
28	dump->start_code = tsk->mm->start_code;
29	dump->start_stack = regs->ARM_sp & ~(PAGE_SIZE - 1);
30
31	dump->u_tsize = (tsk->mm->end_code - tsk->mm->start_code) >> PAGE_SHIFT;
32	dump->u_dsize = (tsk->mm->brk - tsk->mm->start_data + PAGE_SIZE - 1) >> PAGE_SHIFT;
33	dump->u_ssize = 0;
34
35	memset(dump->u_debugreg, 0, sizeof(dump->u_debugreg));
36
37	if (dump->start_stack < 0x04000000)
38		dump->u_ssize = (0x04000000 - dump->start_stack) >> PAGE_SHIFT;
39
40	dump->regs = *regs;
41	dump->u_fpvalid = dump_fpu (regs, &dump->u_fp);
42}
43
44#endif /* __KERNEL__ */
45#endif /* _ASM_A_OUT_CORE_H */