| David Howells | 7fa3031 | 2008-02-08 04:19:28 -0800 | [diff] [blame] | 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 */ |