arch/unicore32/kernel/elf.c

   1 /*
   2  * linux/arch/unicore32/kernel/elf.c
   3  *
   4  * Code specific to PKUnity SoC and UniCore ISA
   5  *
   6  * Copyright (C) 2001-2010 GUAN Xue-tao
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12 #include <linux/module.h>
  13 #include <linux/sched.h>
  14 #include <linux/personality.h>
  15 #include <linux/binfmts.h>
  16 #include <linux/elf.h>
  17
  18 int elf_check_arch(const struct elf32_hdr *x)
  19 {
  20         /* Make sure it's an UniCore executable */
  21         if (x->e_machine != EM_UNICORE)
  22                 return 0;
  23
  24         /* Make sure the entry address is reasonable */
  25         if (x->e_entry & 3)
  26                 return 0;
  27
  28         return 1;
  29 }
  30 EXPORT_SYMBOL(elf_check_arch);
  31
  32 void elf_set_personality(const struct elf32_hdr *x)
  33 {
  34         unsigned int personality = PER_LINUX;
  35
  36         set_personality(personality);
  37 }
  38 EXPORT_SYMBOL(elf_set_personality);