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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_MODULE_H
3#define _ASM_MODULE_H
4
5#include <linux/list.h>
6#include <linux/elf.h>
7#include <asm/extable.h>
8
9struct mod_arch_specific {
10 /* Data Bus Error exception tables */
11 struct list_head dbe_list;
12 const struct exception_table_entry *dbe_start;
13 const struct exception_table_entry *dbe_end;
14 struct mips_hi16 *r_mips_hi16_list;
15};
16
17typedef uint8_t Elf64_Byte; /* Type for a 8-bit quantity. */
18
19typedef struct {
20 Elf64_Addr r_offset; /* Address of relocation. */
21 Elf64_Word r_sym; /* Symbol index. */
22 Elf64_Byte r_ssym; /* Special symbol. */
23 Elf64_Byte r_type3; /* Third relocation. */
24 Elf64_Byte r_type2; /* Second relocation. */
25 Elf64_Byte r_type; /* First relocation. */
26} Elf64_Mips_Rel;
27
28typedef struct {
29 Elf64_Addr r_offset; /* Address of relocation. */
30 Elf64_Word r_sym; /* Symbol index. */
31 Elf64_Byte r_ssym; /* Special symbol. */
32 Elf64_Byte r_type3; /* Third relocation. */
33 Elf64_Byte r_type2; /* Second relocation. */
34 Elf64_Byte r_type; /* First relocation. */
35 Elf64_Sxword r_addend; /* Addend. */
36} Elf64_Mips_Rela;
37
38#ifdef CONFIG_32BIT
39#define Elf_Shdr Elf32_Shdr
40#define Elf_Sym Elf32_Sym
41#define Elf_Ehdr Elf32_Ehdr
42#define Elf_Addr Elf32_Addr
43#define Elf_Rel Elf32_Rel
44#define Elf_Rela Elf32_Rela
45#define ELF_R_TYPE(X) ELF32_R_TYPE(X)
46#define ELF_R_SYM(X) ELF32_R_SYM(X)
47
48#define Elf_Mips_Rel Elf32_Rel
49#define Elf_Mips_Rela Elf32_Rela
50
51#define ELF_MIPS_R_SYM(rel) ELF32_R_SYM((rel).r_info)
52#define ELF_MIPS_R_TYPE(rel) ELF32_R_TYPE((rel).r_info)
53
54#endif
55
56#ifdef CONFIG_64BIT
57#define Elf_Shdr Elf64_Shdr
58#define Elf_Sym Elf64_Sym
59#define Elf_Ehdr Elf64_Ehdr
60#define Elf_Addr Elf64_Addr
61#define Elf_Rel Elf64_Rel
62#define Elf_Rela Elf64_Rela
63#define ELF_R_TYPE(X) ELF64_R_TYPE(X)
64#define ELF_R_SYM(X) ELF64_R_SYM(X)
65
66#define Elf_Mips_Rel Elf64_Mips_Rel
67#define Elf_Mips_Rela Elf64_Mips_Rela
68
69#define ELF_MIPS_R_SYM(rel) ((rel).r_sym)
70#define ELF_MIPS_R_TYPE(rel) ((rel).r_type)
71
72#endif
73
74#ifdef CONFIG_MODULES
75/* Given an address, look for it in the exception tables. */
76const struct exception_table_entry*search_module_dbetables(unsigned long addr);
77#else
78/* Given an address, look for it in the exception tables. */
79static inline const struct exception_table_entry *
80search_module_dbetables(unsigned long addr)
81{
82 return NULL;
83}
84#endif
85
86#ifdef CONFIG_CPU_BMIPS
87#define MODULE_PROC_FAMILY "BMIPS "
88#elif defined CONFIG_CPU_MIPS32_R1
89#define MODULE_PROC_FAMILY "MIPS32_R1 "
90#elif defined CONFIG_CPU_MIPS32_R2
91#define MODULE_PROC_FAMILY "MIPS32_R2 "
92#elif defined CONFIG_CPU_MIPS32_R6
93#define MODULE_PROC_FAMILY "MIPS32_R6 "
94#elif defined CONFIG_CPU_MIPS64_R1
95#define MODULE_PROC_FAMILY "MIPS64_R1 "
96#elif defined CONFIG_CPU_MIPS64_R2
97#define MODULE_PROC_FAMILY "MIPS64_R2 "
98#elif defined CONFIG_CPU_MIPS64_R6
99#define MODULE_PROC_FAMILY "MIPS64_R6 "
100#elif defined CONFIG_CPU_R3000
101#define MODULE_PROC_FAMILY "R3000 "
102#elif defined CONFIG_CPU_TX39XX
103#define MODULE_PROC_FAMILY "TX39XX "
104#elif defined CONFIG_CPU_VR41XX
105#define MODULE_PROC_FAMILY "VR41XX "
106#elif defined CONFIG_CPU_R4300
107#define MODULE_PROC_FAMILY "R4300 "
108#elif defined CONFIG_CPU_R4X00
109#define MODULE_PROC_FAMILY "R4X00 "
110#elif defined CONFIG_CPU_TX49XX
111#define MODULE_PROC_FAMILY "TX49XX "
112#elif defined CONFIG_CPU_R5000
113#define MODULE_PROC_FAMILY "R5000 "
114#elif defined CONFIG_CPU_R5432
115#define MODULE_PROC_FAMILY "R5432 "
116#elif defined CONFIG_CPU_R5500
117#define MODULE_PROC_FAMILY "R5500 "
118#elif defined CONFIG_CPU_NEVADA
119#define MODULE_PROC_FAMILY "NEVADA "
120#elif defined CONFIG_CPU_R8000
121#define MODULE_PROC_FAMILY "R8000 "
122#elif defined CONFIG_CPU_R10000
123#define MODULE_PROC_FAMILY "R10000 "
124#elif defined CONFIG_CPU_RM7000
125#define MODULE_PROC_FAMILY "RM7000 "
126#elif defined CONFIG_CPU_SB1
127#define MODULE_PROC_FAMILY "SB1 "
128#elif defined CONFIG_CPU_LOONGSON1
129#define MODULE_PROC_FAMILY "LOONGSON1 "
130#elif defined CONFIG_CPU_LOONGSON2
131#define MODULE_PROC_FAMILY "LOONGSON2 "
132#elif defined CONFIG_CPU_LOONGSON3
133#define MODULE_PROC_FAMILY "LOONGSON3 "
134#elif defined CONFIG_CPU_CAVIUM_OCTEON
135#define MODULE_PROC_FAMILY "OCTEON "
136#elif defined CONFIG_CPU_XLR
137#define MODULE_PROC_FAMILY "XLR "
138#elif defined CONFIG_CPU_XLP
139#define MODULE_PROC_FAMILY "XLP "
140#else
141#error MODULE_PROC_FAMILY undefined for your processor configuration
142#endif
143
144#ifdef CONFIG_32BIT
145#define MODULE_KERNEL_TYPE "32BIT "
146#elif defined CONFIG_64BIT
147#define MODULE_KERNEL_TYPE "64BIT "
148#endif
149
150#define MODULE_ARCH_VERMAGIC \
151 MODULE_PROC_FAMILY MODULE_KERNEL_TYPE
152
153#endif /* _ASM_MODULE_H */
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _ASM_MODULE_H
3#define _ASM_MODULE_H
4
5#include <linux/list.h>
6#include <linux/elf.h>
7#include <asm/extable.h>
8
9struct mod_arch_specific {
10 /* Data Bus Error exception tables */
11 struct list_head dbe_list;
12 const struct exception_table_entry *dbe_start;
13 const struct exception_table_entry *dbe_end;
14 struct mips_hi16 *r_mips_hi16_list;
15};
16
17typedef uint8_t Elf64_Byte; /* Type for a 8-bit quantity. */
18
19typedef struct {
20 Elf64_Addr r_offset; /* Address of relocation. */
21 Elf64_Word r_sym; /* Symbol index. */
22 Elf64_Byte r_ssym; /* Special symbol. */
23 Elf64_Byte r_type3; /* Third relocation. */
24 Elf64_Byte r_type2; /* Second relocation. */
25 Elf64_Byte r_type; /* First relocation. */
26} Elf64_Mips_Rel;
27
28typedef struct {
29 Elf64_Addr r_offset; /* Address of relocation. */
30 Elf64_Word r_sym; /* Symbol index. */
31 Elf64_Byte r_ssym; /* Special symbol. */
32 Elf64_Byte r_type3; /* Third relocation. */
33 Elf64_Byte r_type2; /* Second relocation. */
34 Elf64_Byte r_type; /* First relocation. */
35 Elf64_Sxword r_addend; /* Addend. */
36} Elf64_Mips_Rela;
37
38#ifdef CONFIG_32BIT
39#define Elf_Shdr Elf32_Shdr
40#define Elf_Sym Elf32_Sym
41#define Elf_Ehdr Elf32_Ehdr
42#define Elf_Addr Elf32_Addr
43#define Elf_Rel Elf32_Rel
44#define Elf_Rela Elf32_Rela
45#define ELF_R_TYPE(X) ELF32_R_TYPE(X)
46#define ELF_R_SYM(X) ELF32_R_SYM(X)
47
48#define Elf_Mips_Rel Elf32_Rel
49#define Elf_Mips_Rela Elf32_Rela
50
51#define ELF_MIPS_R_SYM(rel) ELF32_R_SYM((rel).r_info)
52#define ELF_MIPS_R_TYPE(rel) ELF32_R_TYPE((rel).r_info)
53
54#endif
55
56#ifdef CONFIG_64BIT
57#define Elf_Shdr Elf64_Shdr
58#define Elf_Sym Elf64_Sym
59#define Elf_Ehdr Elf64_Ehdr
60#define Elf_Addr Elf64_Addr
61#define Elf_Rel Elf64_Rel
62#define Elf_Rela Elf64_Rela
63#define ELF_R_TYPE(X) ELF64_R_TYPE(X)
64#define ELF_R_SYM(X) ELF64_R_SYM(X)
65
66#define Elf_Mips_Rel Elf64_Mips_Rel
67#define Elf_Mips_Rela Elf64_Mips_Rela
68
69#define ELF_MIPS_R_SYM(rel) ((rel).r_sym)
70#define ELF_MIPS_R_TYPE(rel) ((rel).r_type)
71
72#endif
73
74#ifdef CONFIG_MODULES
75/* Given an address, look for it in the exception tables. */
76const struct exception_table_entry*search_module_dbetables(unsigned long addr);
77#else
78/* Given an address, look for it in the exception tables. */
79static inline const struct exception_table_entry *
80search_module_dbetables(unsigned long addr)
81{
82 return NULL;
83}
84#endif
85
86#endif /* _ASM_MODULE_H */