/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_ARM_MODULE_H
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#define _ASM_ARM_MODULE_H
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#include <asm-generic/module.h>
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struct unwind_table;
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#ifdef CONFIG_ARM_UNWIND
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enum {
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ARM_SEC_INIT,
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ARM_SEC_DEVINIT,
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ARM_SEC_CORE,
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ARM_SEC_EXIT,
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ARM_SEC_DEVEXIT,
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ARM_SEC_HOT,
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ARM_SEC_UNLIKELY,
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ARM_SEC_MAX,
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};
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#endif
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#define PLT_ENT_STRIDE L1_CACHE_BYTES
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#define PLT_ENT_COUNT (PLT_ENT_STRIDE / sizeof(u32))
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#define PLT_ENT_SIZE (sizeof(struct plt_entries) / PLT_ENT_COUNT)
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struct plt_entries {
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u32 ldr[PLT_ENT_COUNT];
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u32 lit[PLT_ENT_COUNT];
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};
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struct mod_plt_sec {
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struct elf32_shdr *plt;
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struct plt_entries *plt_ent;
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int plt_count;
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};
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struct mod_arch_specific {
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#ifdef CONFIG_ARM_UNWIND
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struct unwind_table *unwind[ARM_SEC_MAX];
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#endif
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#ifdef CONFIG_ARM_MODULE_PLTS
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struct mod_plt_sec core;
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struct mod_plt_sec init;
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#endif
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};
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struct module;
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u32 get_module_plt(struct module *mod, unsigned long loc, Elf32_Addr val);
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#ifdef CONFIG_THUMB2_KERNEL
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#define HAVE_ARCH_KALLSYMS_SYMBOL_VALUE
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static inline unsigned long kallsyms_symbol_value(const Elf_Sym *sym)
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{
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if (ELF_ST_TYPE(sym->st_info) == STT_FUNC)
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return sym->st_value & ~1;
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return sym->st_value;
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}
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#endif
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#endif /* _ASM_ARM_MODULE_H */
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