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 */ 46