xref: /openbmc/linux/arch/arm64/include/asm/module.h (revision bb0eb050)
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
24 struct mod_plt_sec {
25 	struct elf64_shdr	*plt;
26 	int			plt_num_entries;
27 	int			plt_max_entries;
28 };
29 
30 struct mod_arch_specific {
31 	struct mod_plt_sec	core;
32 	struct mod_plt_sec	init;
33 };
34 #endif
35 
36 u64 module_emit_plt_entry(struct module *mod, void *loc, const Elf64_Rela *rela,
37 			  Elf64_Sym *sym);
38 
39 #ifdef CONFIG_RANDOMIZE_BASE
40 extern u64 module_alloc_base;
41 #else
42 #define module_alloc_base	((u64)_etext - MODULES_VSIZE)
43 #endif
44 
45 #endif /* __ASM_MODULE_H */
46