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Diffstat (limited to '')
| -rw-r--r-- | arch/mips/include/asm/module.h | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/arch/mips/include/asm/module.h b/arch/mips/include/asm/module.h new file mode 100644 index 000000000..6dc0b21b8 --- /dev/null +++ b/arch/mips/include/asm/module.h @@ -0,0 +1,153 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_MODULE_H +#define _ASM_MODULE_H + +#include <linux/list.h> +#include <linux/elf.h> +#include <asm/extable.h> + +struct mod_arch_specific { + /* Data Bus Error exception tables */ + struct list_head dbe_list; + const struct exception_table_entry *dbe_start; + const struct exception_table_entry *dbe_end; + struct mips_hi16 *r_mips_hi16_list; +}; + +typedef uint8_t Elf64_Byte; /* Type for a 8-bit quantity. */ + +typedef struct { + Elf64_Addr r_offset; /* Address of relocation. */ + Elf64_Word r_sym; /* Symbol index. */ + Elf64_Byte r_ssym; /* Special symbol. */ + Elf64_Byte r_type3; /* Third relocation. */ + Elf64_Byte r_type2; /* Second relocation. */ + Elf64_Byte r_type; /* First relocation. */ +} Elf64_Mips_Rel; + +typedef struct { + Elf64_Addr r_offset; /* Address of relocation. */ + Elf64_Word r_sym; /* Symbol index. */ + Elf64_Byte r_ssym; /* Special symbol. */ + Elf64_Byte r_type3; /* Third relocation. */ + Elf64_Byte r_type2; /* Second relocation. */ + Elf64_Byte r_type; /* First relocation. */ + Elf64_Sxword r_addend; /* Addend. */ +} Elf64_Mips_Rela; + +#ifdef CONFIG_32BIT +#define Elf_Shdr Elf32_Shdr +#define Elf_Sym Elf32_Sym +#define Elf_Ehdr Elf32_Ehdr +#define Elf_Addr Elf32_Addr +#define Elf_Rel Elf32_Rel +#define Elf_Rela Elf32_Rela +#define ELF_R_TYPE(X) ELF32_R_TYPE(X) +#define ELF_R_SYM(X) ELF32_R_SYM(X) + +#define Elf_Mips_Rel Elf32_Rel +#define Elf_Mips_Rela Elf32_Rela + +#define ELF_MIPS_R_SYM(rel) ELF32_R_SYM((rel).r_info) +#define ELF_MIPS_R_TYPE(rel) ELF32_R_TYPE((rel).r_info) + +#endif + +#ifdef CONFIG_64BIT +#define Elf_Shdr Elf64_Shdr +#define Elf_Sym Elf64_Sym +#define Elf_Ehdr Elf64_Ehdr +#define Elf_Addr Elf64_Addr +#define Elf_Rel Elf64_Rel +#define Elf_Rela Elf64_Rela +#define ELF_R_TYPE(X) ELF64_R_TYPE(X) +#define ELF_R_SYM(X) ELF64_R_SYM(X) + +#define Elf_Mips_Rel Elf64_Mips_Rel +#define Elf_Mips_Rela Elf64_Mips_Rela + +#define ELF_MIPS_R_SYM(rel) ((rel).r_sym) +#define ELF_MIPS_R_TYPE(rel) ((rel).r_type) + +#endif + +#ifdef CONFIG_MODULES +/* Given an address, look for it in the exception tables. */ +const struct exception_table_entry*search_module_dbetables(unsigned long addr); +#else +/* Given an address, look for it in the exception tables. */ +static inline const struct exception_table_entry * +search_module_dbetables(unsigned long addr) +{ + return NULL; +} +#endif + +#ifdef CONFIG_CPU_BMIPS +#define MODULE_PROC_FAMILY "BMIPS " +#elif defined CONFIG_CPU_MIPS32_R1 +#define MODULE_PROC_FAMILY "MIPS32_R1 " +#elif defined CONFIG_CPU_MIPS32_R2 +#define MODULE_PROC_FAMILY "MIPS32_R2 " +#elif defined CONFIG_CPU_MIPS32_R6 +#define MODULE_PROC_FAMILY "MIPS32_R6 " +#elif defined CONFIG_CPU_MIPS64_R1 +#define MODULE_PROC_FAMILY "MIPS64_R1 " +#elif defined CONFIG_CPU_MIPS64_R2 +#define MODULE_PROC_FAMILY "MIPS64_R2 " +#elif defined CONFIG_CPU_MIPS64_R6 +#define MODULE_PROC_FAMILY "MIPS64_R6 " +#elif defined CONFIG_CPU_R3000 +#define MODULE_PROC_FAMILY "R3000 " +#elif defined CONFIG_CPU_TX39XX +#define MODULE_PROC_FAMILY "TX39XX " +#elif defined CONFIG_CPU_VR41XX +#define MODULE_PROC_FAMILY "VR41XX " +#elif defined CONFIG_CPU_R4300 +#define MODULE_PROC_FAMILY "R4300 " +#elif defined CONFIG_CPU_R4X00 +#define MODULE_PROC_FAMILY "R4X00 " +#elif defined CONFIG_CPU_TX49XX +#define MODULE_PROC_FAMILY "TX49XX " +#elif defined CONFIG_CPU_R5000 +#define MODULE_PROC_FAMILY "R5000 " +#elif defined CONFIG_CPU_R5432 +#define MODULE_PROC_FAMILY "R5432 " +#elif defined CONFIG_CPU_R5500 +#define MODULE_PROC_FAMILY "R5500 " +#elif defined CONFIG_CPU_NEVADA +#define MODULE_PROC_FAMILY "NEVADA " +#elif defined CONFIG_CPU_R8000 +#define MODULE_PROC_FAMILY "R8000 " +#elif defined CONFIG_CPU_R10000 +#define MODULE_PROC_FAMILY "R10000 " +#elif defined CONFIG_CPU_RM7000 +#define MODULE_PROC_FAMILY "RM7000 " +#elif defined CONFIG_CPU_SB1 +#define MODULE_PROC_FAMILY "SB1 " +#elif defined CONFIG_CPU_LOONGSON1 +#define MODULE_PROC_FAMILY "LOONGSON1 " +#elif defined CONFIG_CPU_LOONGSON2 +#define MODULE_PROC_FAMILY "LOONGSON2 " +#elif defined CONFIG_CPU_LOONGSON3 +#define MODULE_PROC_FAMILY "LOONGSON3 " +#elif defined CONFIG_CPU_CAVIUM_OCTEON +#define MODULE_PROC_FAMILY "OCTEON " +#elif defined CONFIG_CPU_XLR +#define MODULE_PROC_FAMILY "XLR " +#elif defined CONFIG_CPU_XLP +#define MODULE_PROC_FAMILY "XLP " +#else +#error MODULE_PROC_FAMILY undefined for your processor configuration +#endif + +#ifdef CONFIG_32BIT +#define MODULE_KERNEL_TYPE "32BIT " +#elif defined CONFIG_64BIT +#define MODULE_KERNEL_TYPE "64BIT " +#endif + +#define MODULE_ARCH_VERMAGIC \ + MODULE_PROC_FAMILY MODULE_KERNEL_TYPE + +#endif /* _ASM_MODULE_H */ |