OpenCloudOS-Kernel/arch/arm/include/asm/a.out-core.h

50 lines
1.5 KiB
C

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