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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/m68k/include/asm/a.out-core.h
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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 ([email protected])

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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 switch_stack *sw;

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/* changed the size calculations - should hopefully work better. lbt */

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	dump->magic = CMAGIC;

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	dump->start_code = 0;

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	dump->start_stack = rdusp() & ~(PAGE_SIZE - 1);

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	dump->u_tsize = ((unsigned long) current->mm->end_code) >> PAGE_SHIFT;

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	dump->u_dsize = ((unsigned long) (current->mm->brk +

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					  (PAGE_SIZE-1))) >> PAGE_SHIFT;

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	dump->u_dsize -= dump->u_tsize;

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	dump->u_ssize = 0;

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	if (dump->start_stack < TASK_SIZE)

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		dump->u_ssize = ((unsigned long) (TASK_SIZE - dump->start_stack)) >> PAGE_SHIFT;

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	dump->u_ar0 = offsetof(struct user, regs);

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	sw = ((struct switch_stack *)regs) - 1;

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	dump->regs.d1 = regs->d1;

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	dump->regs.d2 = regs->d2;

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	dump->regs.d3 = regs->d3;

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	dump->regs.d4 = regs->d4;

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	dump->regs.d5 = regs->d5;

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	dump->regs.d6 = sw->d6;

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	dump->regs.d7 = sw->d7;

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	dump->regs.a0 = regs->a0;

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	dump->regs.a1 = regs->a1;

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	dump->regs.a2 = regs->a2;

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	dump->regs.a3 = sw->a3;

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	dump->regs.a4 = sw->a4;

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	dump->regs.a5 = sw->a5;

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	dump->regs.a6 = sw->a6;

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	dump->regs.d0 = regs->d0;

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	dump->regs.orig_d0 = regs->orig_d0;

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	dump->regs.stkadj = regs->stkadj;

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	dump->regs.sr = regs->sr;

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	dump->regs.pc = regs->pc;

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	dump->regs.fmtvec = (regs->format << 12) | regs->vector;

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	/* dump floating point stuff */

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	dump->u_fpvalid = dump_fpu (regs, &dump->m68kfp);

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}

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#endif /* __KERNEL__ */

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#endif /* _ASM_A_OUT_CORE_H */

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