arch/mips/include/asm/module.h

   1 #ifndef _ASM_MODULE_H
   2 #define _ASM_MODULE_H
   3
   4 #include <linux/list.h>
   5 #include <linux/elf.h>
   6 #include <asm/uaccess.h>
   7
   8 struct mod_arch_specific {
   9         /* Data Bus Error exception tables */
  10         struct list_head dbe_list;
  11         const struct exception_table_entry *dbe_start;
  12         const struct exception_table_entry *dbe_end;
  13         struct mips_hi16 *r_mips_hi16_list;
  14 };
  15
  16 typedef uint8_t Elf64_Byte;             /* Type for a 8-bit quantity.  */
  17
  18 typedef struct {
  19         Elf64_Addr r_offset;                    /* Address of relocation.  */
  20         Elf64_Word r_sym;                       /* Symbol index.  */
  21         Elf64_Byte r_ssym;                      /* Special symbol.  */
  22         Elf64_Byte r_type3;                     /* Third relocation.  */
  23         Elf64_Byte r_type2;                     /* Second relocation.  */
  24         Elf64_Byte r_type;                      /* First relocation.  */
  25 } Elf64_Mips_Rel;
  26
  27 typedef struct {
  28         Elf64_Addr r_offset;                    /* Address of relocation.  */
  29         Elf64_Word r_sym;                       /* Symbol index.  */
  30         Elf64_Byte r_ssym;                      /* Special symbol.  */
  31         Elf64_Byte r_type3;                     /* Third relocation.  */
  32         Elf64_Byte r_type2;                     /* Second relocation.  */
  33         Elf64_Byte r_type;                      /* First relocation.  */
  34         Elf64_Sxword r_addend;                  /* Addend.  */
  35 } Elf64_Mips_Rela;
  36
  37 #ifdef CONFIG_32BIT
  38 #define Elf_Shdr        Elf32_Shdr
  39 #define Elf_Sym         Elf32_Sym
  40 #define Elf_Ehdr        Elf32_Ehdr
  41 #define Elf_Addr        Elf32_Addr
  42 #define Elf_Rel         Elf32_Rel
  43 #define Elf_Rela        Elf32_Rela
  44 #define ELF_R_TYPE(X)   ELF32_R_TYPE(X)
  45 #define ELF_R_SYM(X)    ELF32_R_SYM(X)
  46
  47 #define Elf_Mips_Rel    Elf32_Rel
  48 #define Elf_Mips_Rela   Elf32_Rela
  49
  50 #define ELF_MIPS_R_SYM(rel) ELF32_R_SYM(rel.r_info)
  51 #define ELF_MIPS_R_TYPE(rel) ELF32_R_TYPE(rel.r_info)
  52
  53 #endif
  54
  55 #ifdef CONFIG_64BIT
  56 #define Elf_Shdr        Elf64_Shdr
  57 #define Elf_Sym         Elf64_Sym
  58 #define Elf_Ehdr        Elf64_Ehdr
  59 #define Elf_Addr        Elf64_Addr
  60 #define Elf_Rel         Elf64_Rel
  61 #define Elf_Rela        Elf64_Rela
  62 #define ELF_R_TYPE(X)   ELF64_R_TYPE(X)
  63 #define ELF_R_SYM(X)    ELF64_R_SYM(X)
  64
  65 #define Elf_Mips_Rel    Elf64_Mips_Rel
  66 #define Elf_Mips_Rela   Elf64_Mips_Rela
  67
  68 #define ELF_MIPS_R_SYM(rel) (rel.r_sym)
  69 #define ELF_MIPS_R_TYPE(rel) (rel.r_type)
  70
  71 #endif
  72
  73 #ifdef CONFIG_MODULES
  74 /* Given an address, look for it in the exception tables. */
  75 const struct exception_table_entry*search_module_dbetables(unsigned long addr);
  76 #else
  77 /* Given an address, look for it in the exception tables. */
  78 static inline const struct exception_table_entry *
  79 search_module_dbetables(unsigned long addr)
  80 {
  81         return NULL;
  82 }
  83 #endif
  84
  85 #ifdef CONFIG_CPU_BMIPS
  86 #define MODULE_PROC_FAMILY "BMIPS "
  87 #elif defined CONFIG_CPU_MIPS32_R1
  88 #define MODULE_PROC_FAMILY "MIPS32_R1 "
  89 #elif defined CONFIG_CPU_MIPS32_R2
  90 #define MODULE_PROC_FAMILY "MIPS32_R2 "
  91 #elif defined CONFIG_CPU_MIPS32_R6
  92 #define MODULE_PROC_FAMILY "MIPS32_R6 "
  93 #elif defined CONFIG_CPU_MIPS64_R1
  94 #define MODULE_PROC_FAMILY "MIPS64_R1 "
  95 #elif defined CONFIG_CPU_MIPS64_R2
  96 #define MODULE_PROC_FAMILY "MIPS64_R2 "
  97 #elif defined CONFIG_CPU_MIPS64_R6
  98 #define MODULE_PROC_FAMILY "MIPS64_R6 "
  99 #elif defined CONFIG_CPU_R3000
 100 #define MODULE_PROC_FAMILY "R3000 "
 101 #elif defined CONFIG_CPU_TX39XX
 102 #define MODULE_PROC_FAMILY "TX39XX "
 103 #elif defined CONFIG_CPU_VR41XX
 104 #define MODULE_PROC_FAMILY "VR41XX "
 105 #elif defined CONFIG_CPU_R4300
 106 #define MODULE_PROC_FAMILY "R4300 "
 107 #elif defined CONFIG_CPU_R4X00
 108 #define MODULE_PROC_FAMILY "R4X00 "
 109 #elif defined CONFIG_CPU_TX49XX
 110 #define MODULE_PROC_FAMILY "TX49XX "
 111 #elif defined CONFIG_CPU_R5000
 112 #define MODULE_PROC_FAMILY "R5000 "
 113 #elif defined CONFIG_CPU_R5432
 114 #define MODULE_PROC_FAMILY "R5432 "
 115 #elif defined CONFIG_CPU_R5500
 116 #define MODULE_PROC_FAMILY "R5500 "
 117 #elif defined CONFIG_CPU_R6000
 118 #define MODULE_PROC_FAMILY "R6000 "
 119 #elif defined CONFIG_CPU_NEVADA
 120 #define MODULE_PROC_FAMILY "NEVADA "
 121 #elif defined CONFIG_CPU_R8000
 122 #define MODULE_PROC_FAMILY "R8000 "
 123 #elif defined CONFIG_CPU_R10000
 124 #define MODULE_PROC_FAMILY "R10000 "
 125 #elif defined CONFIG_CPU_RM7000
 126 #define MODULE_PROC_FAMILY "RM7000 "
 127 #elif defined CONFIG_CPU_SB1
 128 #define MODULE_PROC_FAMILY "SB1 "
 129 #elif defined CONFIG_CPU_LOONGSON1
 130 #define MODULE_PROC_FAMILY "LOONGSON1 "
 131 #elif defined CONFIG_CPU_LOONGSON2
 132 #define MODULE_PROC_FAMILY "LOONGSON2 "
 133 #elif defined CONFIG_CPU_LOONGSON3
 134 #define MODULE_PROC_FAMILY "LOONGSON3 "
 135 #elif defined CONFIG_CPU_CAVIUM_OCTEON
 136 #define MODULE_PROC_FAMILY "OCTEON "
 137 #elif defined CONFIG_CPU_XLR
 138 #define MODULE_PROC_FAMILY "XLR "
 139 #elif defined CONFIG_CPU_XLP
 140 #define MODULE_PROC_FAMILY "XLP "
 141 #else
 142 #error MODULE_PROC_FAMILY undefined for your processor configuration
 143 #endif
 144
 145 #ifdef CONFIG_32BIT
 146 #define MODULE_KERNEL_TYPE "32BIT "
 147 #elif defined CONFIG_64BIT
 148 #define MODULE_KERNEL_TYPE "64BIT "
 149 #endif
 150
 151 #define MODULE_ARCH_VERMAGIC \
 152         MODULE_PROC_FAMILY MODULE_KERNEL_TYPE
 153
 154 #endif /* _ASM_MODULE_H */