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7fa30315 DH |
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 | */ | |
23 | static 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 | dump->u_debugreg[0] = tsk->thread.debug.bp[0].address; | |
36 | dump->u_debugreg[1] = tsk->thread.debug.bp[1].address; | |
37 | dump->u_debugreg[2] = tsk->thread.debug.bp[0].insn.arm; | |
38 | dump->u_debugreg[3] = tsk->thread.debug.bp[1].insn.arm; | |
39 | dump->u_debugreg[4] = tsk->thread.debug.nsaved; | |
40 | ||
41 | if (dump->start_stack < 0x04000000) | |
42 | dump->u_ssize = (0x04000000 - dump->start_stack) >> PAGE_SHIFT; | |
43 | ||
44 | dump->regs = *regs; | |
45 | dump->u_fpvalid = dump_fpu (regs, &dump->u_fp); | |
46 | } | |
47 | ||
48 | #endif /* __KERNEL__ */ | |
49 | #endif /* _ASM_A_OUT_CORE_H */ |