Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
module.h
Go to the documentation of this file.
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 */
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. */
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. */
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_MIPS64_R1
92 #define MODULE_PROC_FAMILY "MIPS64_R1 "
93 #elif defined CONFIG_CPU_MIPS64_R2
94 #define MODULE_PROC_FAMILY "MIPS64_R2 "
95 #elif defined CONFIG_CPU_R3000
96 #define MODULE_PROC_FAMILY "R3000 "
97 #elif defined CONFIG_CPU_TX39XX
98 #define MODULE_PROC_FAMILY "TX39XX "
99 #elif defined CONFIG_CPU_VR41XX
100 #define MODULE_PROC_FAMILY "VR41XX "
101 #elif defined CONFIG_CPU_R4300
102 #define MODULE_PROC_FAMILY "R4300 "
103 #elif defined CONFIG_CPU_R4X00
104 #define MODULE_PROC_FAMILY "R4X00 "
105 #elif defined CONFIG_CPU_TX49XX
106 #define MODULE_PROC_FAMILY "TX49XX "
107 #elif defined CONFIG_CPU_R5000
108 #define MODULE_PROC_FAMILY "R5000 "
109 #elif defined CONFIG_CPU_R5432
110 #define MODULE_PROC_FAMILY "R5432 "
111 #elif defined CONFIG_CPU_R5500
112 #define MODULE_PROC_FAMILY "R5500 "
113 #elif defined CONFIG_CPU_R6000
114 #define MODULE_PROC_FAMILY "R6000 "
115 #elif defined CONFIG_CPU_NEVADA
116 #define MODULE_PROC_FAMILY "NEVADA "
117 #elif defined CONFIG_CPU_R8000
118 #define MODULE_PROC_FAMILY "R8000 "
119 #elif defined CONFIG_CPU_R10000
120 #define MODULE_PROC_FAMILY "R10000 "
121 #elif defined CONFIG_CPU_RM7000
122 #define MODULE_PROC_FAMILY "RM7000 "
123 #elif defined CONFIG_CPU_RM9000
124 #define MODULE_PROC_FAMILY "RM9000 "
125 #elif defined CONFIG_CPU_SB1
126 #define MODULE_PROC_FAMILY "SB1 "
127 #elif defined CONFIG_CPU_LOONGSON1
128 #define MODULE_PROC_FAMILY "LOONGSON1 "
129 #elif defined CONFIG_CPU_LOONGSON2
130 #define MODULE_PROC_FAMILY "LOONGSON2 "
131 #elif defined CONFIG_CPU_CAVIUM_OCTEON
132 #define MODULE_PROC_FAMILY "OCTEON "
133 #elif defined CONFIG_CPU_XLR
134 #define MODULE_PROC_FAMILY "XLR "
135 #elif defined CONFIG_CPU_XLP
136 #define MODULE_PROC_FAMILY "XLP "
137 #else
138 #error MODULE_PROC_FAMILY undefined for your processor configuration
139 #endif
140 
141 #ifdef CONFIG_32BIT
142 #define MODULE_KERNEL_TYPE "32BIT "
143 #elif defined CONFIG_64BIT
144 #define MODULE_KERNEL_TYPE "64BIT "
145 #endif
146 
147 #ifdef CONFIG_MIPS_MT_SMTC
148 #define MODULE_KERNEL_SMTC "MT_SMTC "
149 #else
150 #define MODULE_KERNEL_SMTC ""
151 #endif
152 
153 #define MODULE_ARCH_VERMAGIC \
154  MODULE_PROC_FAMILY MODULE_KERNEL_TYPE MODULE_KERNEL_SMTC
155 
156 #endif /* _ASM_MODULE_H */