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elf_32.h
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1 #ifndef __ASMSPARC_ELF_H
2 #define __ASMSPARC_ELF_H
3 
4 /*
5  * ELF register definitions..
6  */
7 
8 #include <asm/ptrace.h>
9 
10 /*
11  * Sparc section types
12  */
13 #define STT_REGISTER 13
14 
15 /*
16  * Sparc ELF relocation types
17  */
18 #define R_SPARC_NONE 0
19 #define R_SPARC_8 1
20 #define R_SPARC_16 2
21 #define R_SPARC_32 3
22 #define R_SPARC_DISP8 4
23 #define R_SPARC_DISP16 5
24 #define R_SPARC_DISP32 6
25 #define R_SPARC_WDISP30 7
26 #define R_SPARC_WDISP22 8
27 #define R_SPARC_HI22 9
28 #define R_SPARC_22 10
29 #define R_SPARC_13 11
30 #define R_SPARC_LO10 12
31 #define R_SPARC_GOT10 13
32 #define R_SPARC_GOT13 14
33 #define R_SPARC_GOT22 15
34 #define R_SPARC_PC10 16
35 #define R_SPARC_PC22 17
36 #define R_SPARC_WPLT30 18
37 #define R_SPARC_COPY 19
38 #define R_SPARC_GLOB_DAT 20
39 #define R_SPARC_JMP_SLOT 21
40 #define R_SPARC_RELATIVE 22
41 #define R_SPARC_UA32 23
42 #define R_SPARC_PLT32 24
43 #define R_SPARC_HIPLT22 25
44 #define R_SPARC_LOPLT10 26
45 #define R_SPARC_PCPLT32 27
46 #define R_SPARC_PCPLT22 28
47 #define R_SPARC_PCPLT10 29
48 #define R_SPARC_10 30
49 #define R_SPARC_11 31
50 #define R_SPARC_64 32
51 #define R_SPARC_OLO10 33
52 #define R_SPARC_WDISP16 40
53 #define R_SPARC_WDISP19 41
54 #define R_SPARC_7 43
55 #define R_SPARC_5 44
56 #define R_SPARC_6 45
57 
58 /* Bits present in AT_HWCAP, primarily for Sparc32. */
59 
60 #define HWCAP_SPARC_FLUSH 1 /* CPU supports flush instruction. */
61 #define HWCAP_SPARC_STBAR 2
62 #define HWCAP_SPARC_SWAP 4
63 #define HWCAP_SPARC_MULDIV 8
64 #define HWCAP_SPARC_V9 16
65 #define HWCAP_SPARC_ULTRA3 32
66 
67 #define CORE_DUMP_USE_REGSET
68 
69 /* Format is:
70  * G0 --> G7
71  * O0 --> O7
72  * L0 --> L7
73  * I0 --> I7
74  * PSR, PC, nPC, Y, WIM, TBR
75  */
76 typedef unsigned long elf_greg_t;
77 #define ELF_NGREG 38
79 
80 typedef struct {
81  union {
82  unsigned long pr_regs[32];
83  double pr_dregs[16];
84  } pr_fr;
85  unsigned long __unused;
86  unsigned long pr_fsr;
87  unsigned char pr_qcnt;
88  unsigned char pr_q_entrysize;
89  unsigned char pr_en;
90  unsigned int pr_q[64];
92 
93 #include <asm/mbus.h>
94 
95 /*
96  * This is used to ensure we don't load something for the wrong architecture.
97  */
98 #define elf_check_arch(x) ((x)->e_machine == EM_SPARC)
99 
100 /*
101  * These are used to set parameters in the core dumps.
102  */
103 #define ELF_ARCH EM_SPARC
104 #define ELF_CLASS ELFCLASS32
105 #define ELF_DATA ELFDATA2MSB
106 
107 #define ELF_EXEC_PAGESIZE 4096
108 
109 
110 /* This is the location that an ET_DYN program is loaded if exec'ed. Typical
111  use of this is to invoke "./ld.so someprog" to test out a new version of
112  the loader. We need to make sure that it is out of the way of the program
113  that it will "exec", and that there is sufficient room for the brk. */
114 
115 #define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE)
116 
117 /* This yields a mask that user programs can use to figure out what
118  instruction set this cpu supports. This can NOT be done in userspace
119  on Sparc. */
120 
121 /* Most sun4m's have them all. */
122 #define ELF_HWCAP (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \
123  HWCAP_SPARC_SWAP | HWCAP_SPARC_MULDIV)
124 
125 /* This yields a string that ld.so will use to load implementation
126  specific libraries for optimization. This is more specific in
127  intent than poking at uname or /proc/cpuinfo. */
128 
129 #define ELF_PLATFORM (NULL)
130 
131 #define SET_PERSONALITY(ex) \
132  set_personality(PER_LINUX | (current->personality & (~PER_MASK)))
133 
134 #endif /* !(__ASMSPARC_ELF_H) */