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 */ aout_dump_thread(struct pt_regs * regs,struct user * dump)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 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 */ 50