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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 */
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