LXR linux/arch/arm64/include/asm/module.h

   1/*
   2 * Copyright (C) 2012 ARM Ltd.
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 *
   8 * This program is distributed in the hope that it will be useful,
   9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 * GNU General Public License for more details.
  12 *
  13 * You should have received a copy of the GNU General Public License
  14 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15 */
  16#ifndef __ASM_MODULE_H
  17#define __ASM_MODULE_H
  18
  19#include <asm-generic/module.h>
  20#include <asm/memory.h>
  21
  22#define MODULE_ARCH_VERMAGIC    "aarch64"
  23
  24#ifdef CONFIG_ARM64_MODULE_PLTS
  25struct mod_arch_specific {
  26        struct elf64_shdr       *plt;
  27        int                     plt_num_entries;
  28        int                     plt_max_entries;
  29};
  30#endif
  31
  32u64 module_emit_plt_entry(struct module *mod, const Elf64_Rela *rela,
  33                          Elf64_Sym *sym);
  34
  35#ifdef CONFIG_RANDOMIZE_BASE
  36#ifdef CONFIG_MODVERSIONS
  37#define ARCH_RELOCATES_KCRCTAB
  38#define reloc_start             (kimage_vaddr - KIMAGE_VADDR)
  39#endif
  40extern u64 module_alloc_base;
  41#else
  42#define module_alloc_base       ((u64)_etext - MODULES_VSIZE)
  43#endif
  44
  45#endif /* __ASM_MODULE_H */
  46