release/src-rt-6.x.4708/linux/linux-2.6.36/arch/frv/kernel/module.c

   1 /* module.c: FRV specific module loading bits
   2  *
   3  * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  * - Derived from arch/i386/kernel/module.c, Copyright (C) 2001 Rusty Russell.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version
  10  * 2 of the License, or (at your option) any later version.
  11  */
  12 #include <linux/moduleloader.h>
  13 #include <linux/elf.h>
  14 #include <linux/vmalloc.h>
  15 #include <linux/fs.h>
  16 #include <linux/string.h>
  17 #include <linux/kernel.h>
  18
  19 #define DEBUGP(fmt...)
  20
  21 void *module_alloc(unsigned long size)
  22 {
  23         if (size == 0)
  24                 return NULL;
  25
  26         return vmalloc_exec(size);
  27 }
  28
  29
  30 /* Free memory returned from module_alloc */
  31 void module_free(struct module *mod, void *module_region)
  32 {
  33         vfree(module_region);
  34 }
  35
  36 /* We don't need anything special. */
  37 int module_frob_arch_sections(Elf_Ehdr *hdr,
  38                               Elf_Shdr *sechdrs,
  39                               char *secstrings,
  40                               struct module *mod)
  41 {
  42         return 0;
  43 }
  44
  45 int apply_relocate(Elf32_Shdr *sechdrs,
  46                    const char *strtab,
  47                    unsigned int symindex,
  48                    unsigned int relsec,
  49                    struct module *me)
  50 {
  51         printk(KERN_ERR "module %s: ADD RELOCATION unsupported\n", me->name);
  52         return -ENOEXEC;
  53 }
  54
  55 int apply_relocate_add(Elf32_Shdr *sechdrs,
  56                        const char *strtab,
  57                        unsigned int symindex,
  58                        unsigned int relsec,
  59                        struct module *me)
  60 {
  61         printk(KERN_ERR "module %s: ADD RELOCATION unsupported\n", me->name);
  62         return -ENOEXEC;
  63 }
  64
  65 int module_finalize(const Elf_Ehdr *hdr,
  66                     const Elf_Shdr *sechdrs,
  67                     struct module *me)
  68 {
  69         return 0;
  70 }
  71
  72 void module_arch_cleanup(struct module *mod)
  73 {
  74 }