Linux kernel mirror (for testing)
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1#ifndef __ASM_SH_ELF_H
2#define __ASM_SH_ELF_H
3
4/* SH relocation types */
5#define R_SH_NONE 0
6#define R_SH_DIR32 1
7#define R_SH_REL32 2
8#define R_SH_DIR8WPN 3
9#define R_SH_IND12W 4
10#define R_SH_DIR8WPL 5
11#define R_SH_DIR8WPZ 6
12#define R_SH_DIR8BP 7
13#define R_SH_DIR8W 8
14#define R_SH_DIR8L 9
15#define R_SH_SWITCH16 25
16#define R_SH_SWITCH32 26
17#define R_SH_USES 27
18#define R_SH_COUNT 28
19#define R_SH_ALIGN 29
20#define R_SH_CODE 30
21#define R_SH_DATA 31
22#define R_SH_LABEL 32
23#define R_SH_SWITCH8 33
24#define R_SH_GNU_VTINHERIT 34
25#define R_SH_GNU_VTENTRY 35
26#define R_SH_TLS_GD_32 144
27#define R_SH_TLS_LD_32 145
28#define R_SH_TLS_LDO_32 146
29#define R_SH_TLS_IE_32 147
30#define R_SH_TLS_LE_32 148
31#define R_SH_TLS_DTPMOD32 149
32#define R_SH_TLS_DTPOFF32 150
33#define R_SH_TLS_TPOFF32 151
34#define R_SH_GOT32 160
35#define R_SH_PLT32 161
36#define R_SH_COPY 162
37#define R_SH_GLOB_DAT 163
38#define R_SH_JMP_SLOT 164
39#define R_SH_RELATIVE 165
40#define R_SH_GOTOFF 166
41#define R_SH_GOTPC 167
42/* Keep this the last entry. */
43#define R_SH_NUM 256
44
45/*
46 * ELF register definitions..
47 */
48
49#include <asm/ptrace.h>
50#include <asm/user.h>
51
52typedef unsigned long elf_greg_t;
53
54#define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t))
55typedef elf_greg_t elf_gregset_t[ELF_NGREG];
56
57typedef struct user_fpu_struct elf_fpregset_t;
58
59/*
60 * This is used to ensure we don't load something for the wrong architecture.
61 */
62#define elf_check_arch(x) ( (x)->e_machine == EM_SH )
63
64/*
65 * These are used to set parameters in the core dumps.
66 */
67#define ELF_CLASS ELFCLASS32
68#ifdef __LITTLE_ENDIAN__
69#define ELF_DATA ELFDATA2LSB
70#else
71#define ELF_DATA ELFDATA2MSB
72#endif
73#define ELF_ARCH EM_SH
74
75#define USE_ELF_CORE_DUMP
76#define ELF_EXEC_PAGESIZE 4096
77
78/* This is the location that an ET_DYN program is loaded if exec'ed. Typical
79 use of this is to invoke "./ld.so someprog" to test out a new version of
80 the loader. We need to make sure that it is out of the way of the program
81 that it will "exec", and that there is sufficient room for the brk. */
82
83#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
84
85
86#define ELF_CORE_COPY_REGS(_dest,_regs) \
87 memcpy((char *) &_dest, (char *) _regs, \
88 sizeof(struct pt_regs));
89
90/* This yields a mask that user programs can use to figure out what
91 instruction set this CPU supports. This could be done in user space,
92 but it's not easy, and we've already done it here. */
93
94#define ELF_HWCAP (0)
95
96/* This yields a string that ld.so will use to load implementation
97 specific libraries for optimization. This is more specific in
98 intent than poking at uname or /proc/cpuinfo.
99
100 For the moment, we have only optimizations for the Intel generations,
101 but that could change... */
102
103#define ELF_PLATFORM (NULL)
104
105#define ELF_PLAT_INIT(_r, load_addr) \
106 do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \
107 _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \
108 _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
109 _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \
110 _r->sr = SR_FD; } while (0)
111
112#ifdef __KERNEL__
113#define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT)
114struct task_struct;
115extern int dump_task_regs (struct task_struct *, elf_gregset_t *);
116extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *);
117
118#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs)
119#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) dump_task_fpu(tsk, elf_fpregs)
120#endif
121
122#endif /* __ASM_SH_ELF_H */