1 /* a.out coredump register dumper
3 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
12 #ifndef _ASM_A_OUT_CORE_H
13 #define _ASM_A_OUT_CORE_H
17 #include <linux/user.h>
20 * fill in the user structure for an a.out core dump
22 static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump)
24 unsigned long first_stack_page;
26 dump->magic = SUNOS_CORE_MAGIC;
27 dump->len = sizeof(struct user);
28 dump->regs.psr = regs->psr;
29 dump->regs.pc = regs->pc;
30 dump->regs.npc = regs->npc;
31 dump->regs.y = regs->y;
33 memcpy(&dump->regs.regs[0], ®s->u_regs[1], (sizeof(unsigned long) * 15));
34 dump->uexec = current->thread.core_exec;
35 dump->u_tsize = (((unsigned long) current->mm->end_code) -
36 ((unsigned long) current->mm->start_code)) & ~(PAGE_SIZE - 1);
37 dump->u_dsize = ((unsigned long) (current->mm->brk + (PAGE_SIZE-1)));
38 dump->u_dsize -= dump->u_tsize;
39 dump->u_dsize &= ~(PAGE_SIZE - 1);
40 first_stack_page = (regs->u_regs[UREG_FP] & ~(PAGE_SIZE - 1));
41 dump->u_ssize = (TASK_SIZE - first_stack_page) & ~(PAGE_SIZE - 1);
42 memcpy(&dump->fpu.fpstatus.fregs.regs[0], ¤t->thread.float_regs[0], (sizeof(unsigned long) * 32));
43 dump->fpu.fpstatus.fsr = current->thread.fsr;
44 dump->fpu.fpstatus.flags = dump->fpu.fpstatus.extra = 0;
45 dump->fpu.fpstatus.fpq_count = current->thread.fpqdepth;
46 memcpy(&dump->fpu.fpstatus.fpq[0], ¤t->thread.fpqueue[0],
47 ((sizeof(unsigned long) * 2) * 16));
51 #endif /* __KERNEL__ */
52 #endif /* _ASM_A_OUT_CORE_H */