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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_X86_A_OUT_CORE_H #define _ASM_X86_A_OUT_CORE_H #ifdef __KERNEL__ #ifdef CONFIG_X86_32 #include <linux/user.h> #include <linux/elfcore.h> #include <asm/debugreg.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) { /* changed the size calculations - should hopefully work better. lbt */ dump->magic = CMAGIC; dump->start_code = 0; dump->start_stack = regs->sp & ~(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; aout_dump_debugregs(dump); if (dump->start_stack < TASK_SIZE) dump->u_ssize = ((unsigned long)(TASK_SIZE - dump->start_stack)) >> PAGE_SHIFT; dump->regs.bx = regs->bx; dump->regs.cx = regs->cx; dump->regs.dx = regs->dx; dump->regs.si = regs->si; dump->regs.di = regs->di; dump->regs.bp = regs->bp; dump->regs.ax = regs->ax; dump->regs.ds = (u16)regs->ds; dump->regs.es = (u16)regs->es; dump->regs.fs = (u16)regs->fs; dump->regs.gs = get_user_gs(regs); dump->regs.orig_ax = regs->orig_ax; dump->regs.ip = regs->ip; dump->regs.cs = (u16)regs->cs; dump->regs.flags = regs->flags; dump->regs.sp = regs->sp; dump->regs.ss = (u16)regs->ss; dump->u_fpvalid = dump_fpu(regs, &dump->i387); } #endif /* CONFIG_X86_32 */ #endif /* __KERNEL__ */ #endif /* _ASM_X86_A_OUT_CORE_H */