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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 switch_stack *sw; | |
26 | ||
27 | /* changed the size calculations - should hopefully work better. lbt */ | |
28 | dump->magic = CMAGIC; | |
29 | dump->start_code = 0; | |
30 | dump->start_stack = rdusp() & ~(PAGE_SIZE - 1); | |
31 | dump->u_tsize = ((unsigned long) current->mm->end_code) >> PAGE_SHIFT; | |
32 | dump->u_dsize = ((unsigned long) (current->mm->brk + | |
33 | (PAGE_SIZE-1))) >> PAGE_SHIFT; | |
34 | dump->u_dsize -= dump->u_tsize; | |
35 | dump->u_ssize = 0; | |
36 | ||
37 | if (dump->start_stack < TASK_SIZE) | |
38 | dump->u_ssize = ((unsigned long) (TASK_SIZE - dump->start_stack)) >> PAGE_SHIFT; | |
39 | ||
40 | dump->u_ar0 = offsetof(struct user, regs); | |
41 | sw = ((struct switch_stack *)regs) - 1; | |
42 | dump->regs.d1 = regs->d1; | |
43 | dump->regs.d2 = regs->d2; | |
44 | dump->regs.d3 = regs->d3; | |
45 | dump->regs.d4 = regs->d4; | |
46 | dump->regs.d5 = regs->d5; | |
47 | dump->regs.d6 = sw->d6; | |
48 | dump->regs.d7 = sw->d7; | |
49 | dump->regs.a0 = regs->a0; | |
50 | dump->regs.a1 = regs->a1; | |
51 | dump->regs.a2 = regs->a2; | |
52 | dump->regs.a3 = sw->a3; | |
53 | dump->regs.a4 = sw->a4; | |
54 | dump->regs.a5 = sw->a5; | |
55 | dump->regs.a6 = sw->a6; | |
56 | dump->regs.d0 = regs->d0; | |
57 | dump->regs.orig_d0 = regs->orig_d0; | |
58 | dump->regs.stkadj = regs->stkadj; | |
59 | dump->regs.sr = regs->sr; | |
60 | dump->regs.pc = regs->pc; | |
61 | dump->regs.fmtvec = (regs->format << 12) | regs->vector; | |
62 | /* dump floating point stuff */ | |
63 | dump->u_fpvalid = dump_fpu (regs, &dump->m68kfp); | |
64 | } | |
65 | ||
66 | #endif /* __KERNEL__ */ | |
67 | #endif /* _ASM_A_OUT_CORE_H */ |