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f5e706ad SR |
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 | |
78 | typedef elf_greg_t elf_gregset_t[ELF_NGREG]; | |
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]; | |
91 | } elf_fpregset_t; | |
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 USE_ELF_CORE_DUMP | |
108 | #ifndef CONFIG_SUN4 | |
109 | #define ELF_EXEC_PAGESIZE 4096 | |
110 | #else | |
111 | #define ELF_EXEC_PAGESIZE 8192 | |
112 | #endif | |
113 | ||
114 | ||
115 | /* This is the location that an ET_DYN program is loaded if exec'ed. Typical | |
116 | use of this is to invoke "./ld.so someprog" to test out a new version of | |
117 | the loader. We need to make sure that it is out of the way of the program | |
118 | that it will "exec", and that there is sufficient room for the brk. */ | |
119 | ||
120 | #define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE) | |
121 | ||
122 | /* This yields a mask that user programs can use to figure out what | |
123 | instruction set this cpu supports. This can NOT be done in userspace | |
124 | on Sparc. */ | |
125 | ||
126 | /* Sun4c has none of the capabilities, most sun4m's have them all. | |
127 | * XXX This is gross, set some global variable at boot time. -DaveM | |
128 | */ | |
129 | #define ELF_HWCAP ((ARCH_SUN4C_SUN4) ? 0 : \ | |
130 | (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \ | |
131 | HWCAP_SPARC_SWAP | \ | |
132 | ((srmmu_modtype != Cypress && \ | |
133 | srmmu_modtype != Cypress_vE && \ | |
134 | srmmu_modtype != Cypress_vD) ? \ | |
135 | HWCAP_SPARC_MULDIV : 0))) | |
136 | ||
137 | /* This yields a string that ld.so will use to load implementation | |
138 | specific libraries for optimization. This is more specific in | |
139 | intent than poking at uname or /proc/cpuinfo. */ | |
140 | ||
141 | #define ELF_PLATFORM (NULL) | |
142 | ||
143 | #define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX) | |
144 | ||
145 | #endif /* !(__ASMSPARC_ELF_H) */ |