1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_ARM_MODULE_H
3 #define _ASM_ARM_MODULE_H
5 #include <asm-generic/module.h>
9 #ifdef CONFIG_ARM_UNWIND
23 struct elf32_shdr *plt;
27 struct mod_arch_specific {
28 #ifdef CONFIG_ARM_UNWIND
29 struct unwind_table *unwind[ARM_SEC_MAX];
31 #ifdef CONFIG_ARM_MODULE_PLTS
32 struct mod_plt_sec core;
33 struct mod_plt_sec init;
38 u32 get_module_plt(struct module *mod, unsigned long loc, Elf32_Addr val);
41 * Add the ARM architecture version to the version magic string
43 #define MODULE_ARCH_VERMAGIC_ARMVSN "ARMv" __stringify(__LINUX_ARM_ARCH__) " "
45 /* Add __virt_to_phys patching state as well */
46 #ifdef CONFIG_ARM_PATCH_PHYS_VIRT
47 #define MODULE_ARCH_VERMAGIC_P2V "p2v8 "
49 #define MODULE_ARCH_VERMAGIC_P2V ""
52 /* Add instruction set architecture tag to distinguish ARM/Thumb kernels */
53 #ifdef CONFIG_THUMB2_KERNEL
54 #define MODULE_ARCH_VERMAGIC_ARMTHUMB "thumb2 "
56 #define MODULE_ARCH_VERMAGIC_ARMTHUMB ""
59 #define MODULE_ARCH_VERMAGIC \
60 MODULE_ARCH_VERMAGIC_ARMVSN \
61 MODULE_ARCH_VERMAGIC_ARMTHUMB \
62 MODULE_ARCH_VERMAGIC_P2V
64 #ifdef CONFIG_THUMB2_KERNEL
65 #define HAVE_ARCH_KALLSYMS_SYMBOL_VALUE
66 static inline unsigned long kallsyms_symbol_value(const Elf_Sym *sym)
68 if (ELF_ST_TYPE(sym->st_info) == STT_FUNC)
69 return sym->st_value & ~1;
75 #endif /* _ASM_ARM_MODULE_H */