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      1 #ifndef _ASM_MODULE_H
      2 #define _ASM_MODULE_H
      3 
      4 #include <linux/list.h>
      5 #include <asm/uaccess.h>
      6 
      7 struct mod_arch_specific {
      8 	/* Data Bus Error exception tables */
      9 	struct list_head dbe_list;
     10 	const struct exception_table_entry *dbe_start;
     11 	const struct exception_table_entry *dbe_end;
     12 };
     13 
     14 typedef uint8_t Elf64_Byte;		/* Type for a 8-bit quantity.  */
     15 
     16 typedef struct {
     17 	Elf64_Addr r_offset;			/* Address of relocation.  */
     18 	Elf64_Word r_sym;			/* Symbol index.  */
     19 	Elf64_Byte r_ssym;			/* Special symbol.  */
     20 	Elf64_Byte r_type3;			/* Third relocation.  */
     21 	Elf64_Byte r_type2;			/* Second relocation.  */
     22 	Elf64_Byte r_type;			/* First relocation.  */
     23 } Elf64_Mips_Rel;
     24 
     25 typedef struct {
     26 	Elf64_Addr r_offset;			/* Address of relocation.  */
     27 	Elf64_Word r_sym;			/* Symbol index.  */
     28 	Elf64_Byte r_ssym;			/* Special symbol.  */
     29 	Elf64_Byte r_type3;			/* Third relocation.  */
     30 	Elf64_Byte r_type2;			/* Second relocation.  */
     31 	Elf64_Byte r_type;			/* First relocation.  */
     32 	Elf64_Sxword r_addend;			/* Addend.  */
     33 } Elf64_Mips_Rela;
     34 
     35 #ifdef CONFIG_32BIT
     36 
     37 #define Elf_Shdr	Elf32_Shdr
     38 #define Elf_Sym		Elf32_Sym
     39 #define Elf_Ehdr	Elf32_Ehdr
     40 #define Elf_Addr	Elf32_Addr
     41 
     42 #define Elf_Mips_Rel	Elf32_Rel
     43 #define Elf_Mips_Rela	Elf32_Rela
     44 
     45 #define ELF_MIPS_R_SYM(rel) ELF32_R_SYM(rel.r_info)
     46 #define ELF_MIPS_R_TYPE(rel) ELF32_R_TYPE(rel.r_info)
     47 
     48 #endif
     49 
     50 #ifdef CONFIG_64BIT
     51 
     52 #define Elf_Shdr	Elf64_Shdr
     53 #define Elf_Sym		Elf64_Sym
     54 #define Elf_Ehdr	Elf64_Ehdr
     55 #define Elf_Addr	Elf64_Addr
     56 
     57 #define Elf_Mips_Rel	Elf64_Mips_Rel
     58 #define Elf_Mips_Rela	Elf64_Mips_Rela
     59 
     60 #define ELF_MIPS_R_SYM(rel) (rel.r_sym)
     61 #define ELF_MIPS_R_TYPE(rel) (rel.r_type)
     62 
     63 #endif
     64 
     65 #ifdef CONFIG_MODULES
     66 /* Given an address, look for it in the exception tables. */
     67 const struct exception_table_entry*search_module_dbetables(unsigned long addr);
     68 #else
     69 /* Given an address, look for it in the exception tables. */
     70 static inline const struct exception_table_entry *
     71 search_module_dbetables(unsigned long addr)
     72 {
     73 	return NULL;
     74 }
     75 #endif
     76 
     77 #ifdef CONFIG_CPU_MIPS32_R1
     78 #define MODULE_PROC_FAMILY "MIPS32_R1 "
     79 #elif defined CONFIG_CPU_MIPS32_R2
     80 #define MODULE_PROC_FAMILY "MIPS32_R2 "
     81 #elif defined CONFIG_CPU_MIPS64_R1
     82 #define MODULE_PROC_FAMILY "MIPS64_R1 "
     83 #elif defined CONFIG_CPU_MIPS64_R2
     84 #define MODULE_PROC_FAMILY "MIPS64_R2 "
     85 #elif defined CONFIG_CPU_R3000
     86 #define MODULE_PROC_FAMILY "R3000 "
     87 #elif defined CONFIG_CPU_TX39XX
     88 #define MODULE_PROC_FAMILY "TX39XX "
     89 #elif defined CONFIG_CPU_VR41XX
     90 #define MODULE_PROC_FAMILY "VR41XX "
     91 #elif defined CONFIG_CPU_R4300
     92 #define MODULE_PROC_FAMILY "R4300 "
     93 #elif defined CONFIG_CPU_R4X00
     94 #define MODULE_PROC_FAMILY "R4X00 "
     95 #elif defined CONFIG_CPU_TX49XX
     96 #define MODULE_PROC_FAMILY "TX49XX "
     97 #elif defined CONFIG_CPU_R5000
     98 #define MODULE_PROC_FAMILY "R5000 "
     99 #elif defined CONFIG_CPU_R5432
    100 #define MODULE_PROC_FAMILY "R5432 "
    101 #elif defined CONFIG_CPU_R6000
    102 #define MODULE_PROC_FAMILY "R6000 "
    103 #elif defined CONFIG_CPU_NEVADA
    104 #define MODULE_PROC_FAMILY "NEVADA "
    105 #elif defined CONFIG_CPU_R8000
    106 #define MODULE_PROC_FAMILY "R8000 "
    107 #elif defined CONFIG_CPU_R10000
    108 #define MODULE_PROC_FAMILY "R10000 "
    109 #elif defined CONFIG_CPU_RM7000
    110 #define MODULE_PROC_FAMILY "RM7000 "
    111 #elif defined CONFIG_CPU_RM9000
    112 #define MODULE_PROC_FAMILY "RM9000 "
    113 #elif defined CONFIG_CPU_SB1
    114 #define MODULE_PROC_FAMILY "SB1 "
    115 #elif defined CONFIG_CPU_LOONGSON2
    116 #define MODULE_PROC_FAMILY "LOONGSON2 "
    117 #else
    118 #error MODULE_PROC_FAMILY undefined for your processor configuration
    119 #endif
    120 
    121 #ifdef CONFIG_32BIT
    122 #define MODULE_KERNEL_TYPE "32BIT "
    123 #elif defined CONFIG_64BIT
    124 #define MODULE_KERNEL_TYPE "64BIT "
    125 #endif
    126 
    127 #ifdef CONFIG_MIPS_MT_SMTC
    128 #define MODULE_KERNEL_SMTC "MT_SMTC "
    129 #else
    130 #define MODULE_KERNEL_SMTC ""
    131 #endif
    132 
    133 #define MODULE_ARCH_VERMAGIC \
    134 	MODULE_PROC_FAMILY MODULE_KERNEL_TYPE MODULE_KERNEL_SMTC
    135 
    136 #endif /* _ASM_MODULE_H */
    137