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/* 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 switch_stack *sw;
/* changed the size calculations - should hopefully work better. lbt */
dump->magic = CMAGIC;
dump->start_code = 0;
dump->start_stack = rdusp() & ~(PAGE_SIZE - 1);
dump->u_tsize = ((unsigned long) current->mm->end_code) >> PAGE_SHIFT;
dump->u_dsize = ((unsigned long) (current->mm->brk +
(PAGE_SIZE-1))) >> PAGE_SHIFT;
dump->u_dsize -= dump->u_tsize;
dump->u_ssize = 0;
if (dump->start_stack < TASK_SIZE)
dump->u_ssize = ((unsigned long) (TASK_SIZE - dump->start_stack)) >> PAGE_SHIFT;
dump->u_ar0 = offsetof(struct user, regs);
sw = ((struct switch_stack *)regs) - 1;
dump->regs.d1 = regs->d1;
dump->regs.d2 = regs->d2;
dump->regs.d3 = regs->d3;
dump->regs.d4 = regs->d4;
dump->regs.d5 = regs->d5;
dump->regs.d6 = sw->d6;
dump->regs.d7 = sw->d7;
dump->regs.a0 = regs->a0;
dump->regs.a1 = regs->a1;
dump->regs.a2 = regs->a2;
dump->regs.a3 = sw->a3;
dump->regs.a4 = sw->a4;
dump->regs.a5 = sw->a5;
dump->regs.a6 = sw->a6;
dump->regs.d0 = regs->d0;
dump->regs.orig_d0 = regs->orig_d0;
dump->regs.stkadj = regs->stkadj;
dump->regs.sr = regs->sr;
dump->regs.pc = regs->pc;
dump->regs.fmtvec = (regs->format << 12) | regs->vector;
/* dump floating point stuff */
dump->u_fpvalid = dump_fpu (regs, &dump->m68kfp);
}
#endif /* __KERNEL__ */
#endif /* _ASM_A_OUT_CORE_H */
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