1 /* $Id: elf.h,v 1.22 2000/07/12 01:27:08 davem Exp $ */
2 #ifndef __ASMSPARC_ELF_H
3 #define __ASMSPARC_ELF_H
6 * ELF register definitions..
9 #include <asm/ptrace.h>
13 #include <asm/uaccess.h>
19 #define STT_REGISTER 13
22 * Sparc ELF relocation types
24 #define R_SPARC_NONE 0
28 #define R_SPARC_DISP8 4
29 #define R_SPARC_DISP16 5
30 #define R_SPARC_DISP32 6
31 #define R_SPARC_WDISP30 7
32 #define R_SPARC_WDISP22 8
33 #define R_SPARC_HI22 9
36 #define R_SPARC_LO10 12
37 #define R_SPARC_GOT10 13
38 #define R_SPARC_GOT13 14
39 #define R_SPARC_GOT22 15
40 #define R_SPARC_PC10 16
41 #define R_SPARC_PC22 17
42 #define R_SPARC_WPLT30 18
43 #define R_SPARC_COPY 19
44 #define R_SPARC_GLOB_DAT 20
45 #define R_SPARC_JMP_SLOT 21
46 #define R_SPARC_RELATIVE 22
47 #define R_SPARC_UA32 23
48 #define R_SPARC_PLT32 24
49 #define R_SPARC_HIPLT22 25
50 #define R_SPARC_LOPLT10 26
51 #define R_SPARC_PCPLT32 27
52 #define R_SPARC_PCPLT22 28
53 #define R_SPARC_PCPLT10 29
57 #define R_SPARC_OLO10 33
58 #define R_SPARC_WDISP16 40
59 #define R_SPARC_WDISP19 41
64 /* Bits present in AT_HWCAP, primarily for Sparc32. */
66 #define HWCAP_SPARC_FLUSH 1 /* CPU supports flush instruction. */
67 #define HWCAP_SPARC_STBAR 2
68 #define HWCAP_SPARC_SWAP 4
69 #define HWCAP_SPARC_MULDIV 8
70 #define HWCAP_SPARC_V9 16
71 #define HWCAP_SPARC_ULTRA3 32
73 /* For the most part we present code dumps in the format
76 typedef unsigned long elf_greg_t
;
78 typedef elf_greg_t elf_gregset_t
[ELF_NGREG
];
85 * PSR, PC, nPC, Y, WIM, TBR
87 #define ELF_CORE_COPY_REGS(__elf_regs, __pt_regs) \
88 do { unsigned long *dest = &(__elf_regs[0]); \
89 struct pt_regs *src = (__pt_regs); \
90 unsigned long __user *sp; \
91 memcpy(&dest[0], &src->u_regs[0], \
92 sizeof(unsigned long) * 16); \
93 /* Don't try this at home kids... */ \
94 sp = (unsigned long __user *) src->u_regs[14]; \
95 copy_from_user(&dest[16], sp, \
96 sizeof(unsigned long) * 16); \
97 dest[32] = src->psr; \
99 dest[34] = src->npc; \
101 dest[36] = dest[37] = 0; /* XXX */ \
102 } while(0); /* Janitors: Don't touch this colon. */
106 unsigned long pr_regs
[32];
109 unsigned long __unused
;
110 unsigned long pr_fsr
;
111 unsigned char pr_qcnt
;
112 unsigned char pr_q_entrysize
;
114 unsigned int pr_q
[64];
117 #define ELF_CORE_COPY_TASK_REGS(__tsk, __elf_regs) \
118 ({ ELF_CORE_COPY_REGS((*(__elf_regs)), (__tsk)->thread.kregs); 1; })
121 * This is used to ensure we don't load something for the wrong architecture.
123 #define elf_check_arch(x) ((x)->e_machine == EM_SPARC)
126 * These are used to set parameters in the core dumps.
128 #define ELF_ARCH EM_SPARC
129 #define ELF_CLASS ELFCLASS32
130 #define ELF_DATA ELFDATA2MSB
132 #define USE_ELF_CORE_DUMP
134 #define ELF_EXEC_PAGESIZE 4096
136 #define ELF_EXEC_PAGESIZE 8192
140 /* This is the location that an ET_DYN program is loaded if exec'ed. Typical
141 use of this is to invoke "./ld.so someprog" to test out a new version of
142 the loader. We need to make sure that it is out of the way of the program
143 that it will "exec", and that there is sufficient room for the brk. */
145 #define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE)
147 /* This yields a mask that user programs can use to figure out what
148 instruction set this cpu supports. This can NOT be done in userspace
151 /* Sun4c has none of the capabilities, most sun4m's have them all.
152 * XXX This is gross, set some global variable at boot time. -DaveM
154 #define ELF_HWCAP ((ARCH_SUN4C_SUN4) ? 0 : \
155 (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \
157 ((srmmu_modtype != Cypress && \
158 srmmu_modtype != Cypress_vE && \
159 srmmu_modtype != Cypress_vD) ? \
160 HWCAP_SPARC_MULDIV : 0)))
162 /* This yields a string that ld.so will use to load implementation
163 specific libraries for optimization. This is more specific in
164 intent than poking at uname or /proc/cpuinfo. */
166 #define ELF_PLATFORM (NULL)
169 #define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX)
172 #endif /* !(__ASMSPARC_ELF_H) */
This page took 0.048946 seconds and 5 git commands to generate.