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
  21#define MODULE_ARCH_VERMAGIC    "aarch64"
  22
  23#ifdef CONFIG_ARM64_MODULE_PLTS
  24struct mod_plt_sec {
  25        struct elf64_shdr       *plt;
  26        int                     plt_num_entries;
  27        int                     plt_max_entries;
  28};
  29
  30struct mod_arch_specific {
  31        struct mod_plt_sec      core;
  32        struct mod_plt_sec      init;
  33
  34        /* for CONFIG_DYNAMIC_FTRACE */
  35        void                    *ftrace_trampoline;
  36};
  37#endif
  38
  39u64 module_emit_plt_entry(struct module *mod, void *loc, const Elf64_Rela *rela,
  40                          Elf64_Sym *sym);
  41
  42#ifdef CONFIG_RANDOMIZE_BASE
  43extern u64 module_alloc_base;
  44#else
  45#define module_alloc_base       ((u64)_etext - MODULES_VSIZE)
  46#endif
  47
  48#endif /* __ASM_MODULE_H */
  49