linux/arch/powerpc/kernel/binfmt_elf32.c
Roland McGrath 5f149cf0ac powerpc: Use linux/elfcore-compat.h
This makes powerpc64's compat code use the new linux/elfcore-compat.h,
reducing some hand-copied duplication.

Signed-off-by: Roland McGrath <roland@redhat.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Andi Kleen <ak@suse.de>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-10-17 08:42:51 -07:00

70 lines
2.0 KiB
C

/*
* binfmt_elf32.c: Support 32-bit PPC ELF binaries on Power3 and followons.
* based on the SPARC64 version.
* Copyright (C) 1995, 1996, 1997, 1998 David S. Miller (davem@redhat.com)
* Copyright (C) 1995, 1996, 1997, 1998 Jakub Jelinek (jj@ultra.linux.cz)
*
* Copyright (C) 2000,2001 Ken Aaker (kdaaker@rchland.vnet.ibm.com), IBM Corp
* Copyright (C) 2001 Anton Blanchard (anton@au.ibm.com), IBM
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <asm/processor.h>
#include <linux/module.h>
#include <linux/compat.h>
#include <linux/elfcore-compat.h>
#undef ELF_ARCH
#undef ELF_CLASS
#define ELF_CLASS ELFCLASS32
#define ELF_ARCH EM_PPC
#undef elfhdr
#undef elf_phdr
#undef elf_note
#undef elf_addr_t
#define elfhdr elf32_hdr
#define elf_phdr elf32_phdr
#define elf_note elf32_note
#define elf_addr_t Elf32_Off
#define elf_prstatus compat_elf_prstatus
#define elf_prpsinfo compat_elf_prpsinfo
#define elf_core_copy_regs compat_elf_core_copy_regs
static inline void compat_elf_core_copy_regs(compat_elf_gregset_t *elf_regs,
struct pt_regs *regs)
{
PPC_ELF_CORE_COPY_REGS((*elf_regs), regs);
}
#define elf_core_copy_task_regs compat_elf_core_copy_task_regs
static int compat_elf_core_copy_task_regs(struct task_struct *tsk,
compat_elf_gregset_t *elf_regs)
{
struct pt_regs *regs = tsk->thread.regs;
if (regs)
compat_elf_core_copy_regs(elf_regs, regs);
return 1;
}
#include <linux/time.h>
#undef cputime_to_timeval
#define cputime_to_timeval cputime_to_compat_timeval
static __inline__ void
cputime_to_compat_timeval(const cputime_t cputime, struct compat_timeval *value)
{
unsigned long jiffies = cputime_to_jiffies(cputime);
value->tv_usec = (jiffies % HZ) * (1000000L / HZ);
value->tv_sec = jiffies / HZ;
}
#define init_elf_binfmt init_elf32_binfmt
#include "../../../fs/binfmt_elf.c"