mirror of https://gitee.com/openkylin/linux.git
148 lines
4.3 KiB
C
148 lines
4.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_MODULE_H
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#define _ASM_MODULE_H
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#include <linux/list.h>
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#include <linux/elf.h>
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#include <asm/extable.h>
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struct mod_arch_specific {
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/* Data Bus Error exception tables */
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struct list_head dbe_list;
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const struct exception_table_entry *dbe_start;
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const struct exception_table_entry *dbe_end;
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struct mips_hi16 *r_mips_hi16_list;
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};
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typedef uint8_t Elf64_Byte; /* Type for a 8-bit quantity. */
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typedef struct {
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Elf64_Addr r_offset; /* Address of relocation. */
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Elf64_Word r_sym; /* Symbol index. */
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Elf64_Byte r_ssym; /* Special symbol. */
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Elf64_Byte r_type3; /* Third relocation. */
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Elf64_Byte r_type2; /* Second relocation. */
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Elf64_Byte r_type; /* First relocation. */
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} Elf64_Mips_Rel;
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typedef struct {
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Elf64_Addr r_offset; /* Address of relocation. */
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Elf64_Word r_sym; /* Symbol index. */
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Elf64_Byte r_ssym; /* Special symbol. */
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Elf64_Byte r_type3; /* Third relocation. */
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Elf64_Byte r_type2; /* Second relocation. */
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Elf64_Byte r_type; /* First relocation. */
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Elf64_Sxword r_addend; /* Addend. */
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} Elf64_Mips_Rela;
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#ifdef CONFIG_32BIT
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#define Elf_Shdr Elf32_Shdr
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#define Elf_Sym Elf32_Sym
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#define Elf_Ehdr Elf32_Ehdr
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#define Elf_Addr Elf32_Addr
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#define Elf_Rel Elf32_Rel
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#define Elf_Rela Elf32_Rela
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#define ELF_R_TYPE(X) ELF32_R_TYPE(X)
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#define ELF_R_SYM(X) ELF32_R_SYM(X)
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#define Elf_Mips_Rel Elf32_Rel
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#define Elf_Mips_Rela Elf32_Rela
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#define ELF_MIPS_R_SYM(rel) ELF32_R_SYM((rel).r_info)
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#define ELF_MIPS_R_TYPE(rel) ELF32_R_TYPE((rel).r_info)
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#endif
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#ifdef CONFIG_64BIT
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#define Elf_Shdr Elf64_Shdr
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#define Elf_Sym Elf64_Sym
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#define Elf_Ehdr Elf64_Ehdr
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#define Elf_Addr Elf64_Addr
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#define Elf_Rel Elf64_Rel
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#define Elf_Rela Elf64_Rela
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#define ELF_R_TYPE(X) ELF64_R_TYPE(X)
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#define ELF_R_SYM(X) ELF64_R_SYM(X)
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#define Elf_Mips_Rel Elf64_Mips_Rel
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#define Elf_Mips_Rela Elf64_Mips_Rela
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#define ELF_MIPS_R_SYM(rel) ((rel).r_sym)
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#define ELF_MIPS_R_TYPE(rel) ((rel).r_type)
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#endif
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#ifdef CONFIG_MODULES
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/* Given an address, look for it in the exception tables. */
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const struct exception_table_entry*search_module_dbetables(unsigned long addr);
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#else
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/* Given an address, look for it in the exception tables. */
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static inline const struct exception_table_entry *
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search_module_dbetables(unsigned long addr)
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{
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return NULL;
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}
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#endif
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#ifdef CONFIG_CPU_BMIPS
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#define MODULE_PROC_FAMILY "BMIPS "
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#elif defined CONFIG_CPU_MIPS32_R1
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#define MODULE_PROC_FAMILY "MIPS32_R1 "
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#elif defined CONFIG_CPU_MIPS32_R2
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#define MODULE_PROC_FAMILY "MIPS32_R2 "
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#elif defined CONFIG_CPU_MIPS32_R6
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#define MODULE_PROC_FAMILY "MIPS32_R6 "
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#elif defined CONFIG_CPU_MIPS64_R1
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#define MODULE_PROC_FAMILY "MIPS64_R1 "
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#elif defined CONFIG_CPU_MIPS64_R2
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#define MODULE_PROC_FAMILY "MIPS64_R2 "
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#elif defined CONFIG_CPU_MIPS64_R6
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#define MODULE_PROC_FAMILY "MIPS64_R6 "
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#elif defined CONFIG_CPU_R3000
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#define MODULE_PROC_FAMILY "R3000 "
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#elif defined CONFIG_CPU_TX39XX
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#define MODULE_PROC_FAMILY "TX39XX "
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#elif defined CONFIG_CPU_VR41XX
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#define MODULE_PROC_FAMILY "VR41XX "
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#elif defined CONFIG_CPU_R4X00
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#define MODULE_PROC_FAMILY "R4X00 "
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#elif defined CONFIG_CPU_TX49XX
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#define MODULE_PROC_FAMILY "TX49XX "
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#elif defined CONFIG_CPU_R5000
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#define MODULE_PROC_FAMILY "R5000 "
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#elif defined CONFIG_CPU_R5500
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#define MODULE_PROC_FAMILY "R5500 "
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#elif defined CONFIG_CPU_NEVADA
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#define MODULE_PROC_FAMILY "NEVADA "
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#elif defined CONFIG_CPU_R10000
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#define MODULE_PROC_FAMILY "R10000 "
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#elif defined CONFIG_CPU_RM7000
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#define MODULE_PROC_FAMILY "RM7000 "
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#elif defined CONFIG_CPU_SB1
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#define MODULE_PROC_FAMILY "SB1 "
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#elif defined CONFIG_CPU_LOONGSON32
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#define MODULE_PROC_FAMILY "LOONGSON32 "
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#elif defined CONFIG_CPU_LOONGSON2EF
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#define MODULE_PROC_FAMILY "LOONGSON2EF "
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#elif defined CONFIG_CPU_LOONGSON64
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#define MODULE_PROC_FAMILY "LOONGSON64 "
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#elif defined CONFIG_CPU_CAVIUM_OCTEON
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#define MODULE_PROC_FAMILY "OCTEON "
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#elif defined CONFIG_CPU_XLR
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#define MODULE_PROC_FAMILY "XLR "
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#elif defined CONFIG_CPU_XLP
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#define MODULE_PROC_FAMILY "XLP "
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#else
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#error MODULE_PROC_FAMILY undefined for your processor configuration
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#endif
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#ifdef CONFIG_32BIT
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#define MODULE_KERNEL_TYPE "32BIT "
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#elif defined CONFIG_64BIT
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#define MODULE_KERNEL_TYPE "64BIT "
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#endif
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#define MODULE_ARCH_VERMAGIC \
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MODULE_PROC_FAMILY MODULE_KERNEL_TYPE
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#endif /* _ASM_MODULE_H */
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