mirror of https://gitee.com/openkylin/linux.git
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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/* a.out coredump register dumper
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*
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* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public Licence
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* as published by the Free Software Foundation; either version
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* 2 of the Licence, or (at your option) any later version.
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*/
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#ifndef _ASM_A_OUT_CORE_H
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#define _ASM_A_OUT_CORE_H
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#ifdef __KERNEL__
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#include <linux/user.h>
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#include <linux/elfcore.h>
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/*
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* fill in the user structure for an a.out core dump
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*/
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static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump)
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{
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struct task_struct *tsk = current;
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dump->magic = CMAGIC;
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dump->start_code = tsk->mm->start_code;
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dump->start_stack = regs->ARM_sp & ~(PAGE_SIZE - 1);
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dump->u_tsize = (tsk->mm->end_code - tsk->mm->start_code) >> PAGE_SHIFT;
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dump->u_dsize = (tsk->mm->brk - tsk->mm->start_data + PAGE_SIZE - 1) >> PAGE_SHIFT;
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dump->u_ssize = 0;
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dump->u_debugreg[0] = tsk->thread.debug.bp[0].address;
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dump->u_debugreg[1] = tsk->thread.debug.bp[1].address;
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dump->u_debugreg[2] = tsk->thread.debug.bp[0].insn.arm;
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dump->u_debugreg[3] = tsk->thread.debug.bp[1].insn.arm;
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dump->u_debugreg[4] = tsk->thread.debug.nsaved;
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if (dump->start_stack < 0x04000000)
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dump->u_ssize = (0x04000000 - dump->start_stack) >> PAGE_SHIFT;
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dump->regs = *regs;
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dump->u_fpvalid = dump_fpu (regs, &dump->u_fp);
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}
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#endif /* __KERNEL__ */
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#endif /* _ASM_A_OUT_CORE_H */
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