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7
8#ifndef _ASM_ELF_H
9#define _ASM_ELF_H
10
11
12
13
14#define EF_MIPS_ARCH_1 0x00000000
15#define EF_MIPS_ARCH_2 0x10000000
16#define EF_MIPS_ARCH_3 0x20000000
17#define EF_MIPS_ARCH_4 0x30000000
18#define EF_MIPS_ARCH_5 0x40000000
19#define EF_MIPS_ARCH_32 0x50000000
20#define EF_MIPS_ARCH_64 0x60000000
21#define EF_MIPS_ARCH_32R2 0x70000000
22#define EF_MIPS_ARCH_64R2 0x80000000
23
24
25#define EF_MIPS_ABI_O32 0x00001000
26#define EF_MIPS_ABI_O64 0x00002000
27
28#define PT_MIPS_REGINFO 0x70000000
29#define PT_MIPS_RTPROC 0x70000001
30#define PT_MIPS_OPTIONS 0x70000002
31
32
33#define EF_MIPS_NOREORDER 0x00000001
34#define EF_MIPS_PIC 0x00000002
35#define EF_MIPS_CPIC 0x00000004
36#define EF_MIPS_ABI2 0x00000020
37#define EF_MIPS_OPTIONS_FIRST 0x00000080
38#define EF_MIPS_32BITMODE 0x00000100
39#define EF_MIPS_FP64 0x00000200
40#define EF_MIPS_ABI 0x0000f000
41#define EF_MIPS_ARCH 0xf0000000
42
43#define DT_MIPS_RLD_VERSION 0x70000001
44#define DT_MIPS_TIME_STAMP 0x70000002
45#define DT_MIPS_ICHECKSUM 0x70000003
46#define DT_MIPS_IVERSION 0x70000004
47#define DT_MIPS_FLAGS 0x70000005
48 #define RHF_NONE 0x00000000
49 #define RHF_HARDWAY 0x00000001
50 #define RHF_NOTPOT 0x00000002
51 #define RHF_SGI_ONLY 0x00000010
52#define DT_MIPS_BASE_ADDRESS 0x70000006
53#define DT_MIPS_CONFLICT 0x70000008
54#define DT_MIPS_LIBLIST 0x70000009
55#define DT_MIPS_LOCAL_GOTNO 0x7000000a
56#define DT_MIPS_CONFLICTNO 0x7000000b
57#define DT_MIPS_LIBLISTNO 0x70000010
58#define DT_MIPS_SYMTABNO 0x70000011
59#define DT_MIPS_UNREFEXTNO 0x70000012
60#define DT_MIPS_GOTSYM 0x70000013
61#define DT_MIPS_HIPAGENO 0x70000014
62#define DT_MIPS_RLD_MAP 0x70000016
63
64#define R_MIPS_NONE 0
65#define R_MIPS_16 1
66#define R_MIPS_32 2
67#define R_MIPS_REL32 3
68#define R_MIPS_26 4
69#define R_MIPS_HI16 5
70#define R_MIPS_LO16 6
71#define R_MIPS_GPREL16 7
72#define R_MIPS_LITERAL 8
73#define R_MIPS_GOT16 9
74#define R_MIPS_PC16 10
75#define R_MIPS_CALL16 11
76#define R_MIPS_GPREL32 12
77
78
79#define R_MIPS_UNUSED1 13
80#define R_MIPS_UNUSED2 14
81#define R_MIPS_UNUSED3 15
82#define R_MIPS_SHIFT5 16
83#define R_MIPS_SHIFT6 17
84#define R_MIPS_64 18
85#define R_MIPS_GOT_DISP 19
86#define R_MIPS_GOT_PAGE 20
87#define R_MIPS_GOT_OFST 21
88
89
90
91
92#define R_MIPS_GOTHI16 22
93#define R_MIPS_GOTLO16 23
94#define R_MIPS_SUB 24
95#define R_MIPS_INSERT_A 25
96#define R_MIPS_INSERT_B 26
97#define R_MIPS_DELETE 27
98#define R_MIPS_HIGHER 28
99#define R_MIPS_HIGHEST 29
100
101
102
103
104#define R_MIPS_CALLHI16 30
105#define R_MIPS_CALLLO16 31
106
107
108
109#define R_MIPS_LOVENDOR 100
110#define R_MIPS_HIVENDOR 127
111
112#define SHN_MIPS_ACCOMON 0xff00
113#define SHN_MIPS_TEXT 0xff01
114#define SHN_MIPS_DATA 0xff02
115#define SHN_MIPS_SCOMMON 0xff03
116#define SHN_MIPS_SUNDEFINED 0xff04
117
118#define SHT_MIPS_LIST 0x70000000
119#define SHT_MIPS_CONFLICT 0x70000002
120#define SHT_MIPS_GPTAB 0x70000003
121#define SHT_MIPS_UCODE 0x70000004
122#define SHT_MIPS_DEBUG 0x70000005
123#define SHT_MIPS_REGINFO 0x70000006
124#define SHT_MIPS_PACKAGE 0x70000007
125#define SHT_MIPS_PACKSYM 0x70000008
126#define SHT_MIPS_RELD 0x70000009
127#define SHT_MIPS_IFACE 0x7000000b
128#define SHT_MIPS_CONTENT 0x7000000c
129#define SHT_MIPS_OPTIONS 0x7000000d
130#define SHT_MIPS_SHDR 0x70000010
131#define SHT_MIPS_FDESC 0x70000011
132#define SHT_MIPS_EXTSYM 0x70000012
133#define SHT_MIPS_DENSE 0x70000013
134#define SHT_MIPS_PDESC 0x70000014
135#define SHT_MIPS_LOCSYM 0x70000015
136#define SHT_MIPS_AUXSYM 0x70000016
137#define SHT_MIPS_OPTSYM 0x70000017
138#define SHT_MIPS_LOCSTR 0x70000018
139#define SHT_MIPS_LINE 0x70000019
140#define SHT_MIPS_RFDESC 0x7000001a
141#define SHT_MIPS_DELTASYM 0x7000001b
142#define SHT_MIPS_DELTAINST 0x7000001c
143#define SHT_MIPS_DELTACLASS 0x7000001d
144#define SHT_MIPS_DWARF 0x7000001e
145#define SHT_MIPS_DELTADECL 0x7000001f
146#define SHT_MIPS_SYMBOL_LIB 0x70000020
147#define SHT_MIPS_EVENTS 0x70000021
148#define SHT_MIPS_TRANSLATE 0x70000022
149#define SHT_MIPS_PIXIE 0x70000023
150#define SHT_MIPS_XLATE 0x70000024
151#define SHT_MIPS_XLATE_DEBUG 0x70000025
152#define SHT_MIPS_WHIRL 0x70000026
153#define SHT_MIPS_EH_REGION 0x70000027
154#define SHT_MIPS_XLATE_OLD 0x70000028
155#define SHT_MIPS_PDR_EXCEPTION 0x70000029
156
157#define SHF_MIPS_GPREL 0x10000000
158#define SHF_MIPS_MERGE 0x20000000
159#define SHF_MIPS_ADDR 0x40000000
160#define SHF_MIPS_STRING 0x80000000
161#define SHF_MIPS_NOSTRIP 0x08000000
162#define SHF_MIPS_LOCAL 0x04000000
163#define SHF_MIPS_NAMES 0x02000000
164#define SHF_MIPS_NODUPES 0x01000000
165
166#ifndef ELF_ARCH
167
168#define ELF_NGREG 45
169#define ELF_NFPREG 33
170
171typedef unsigned long elf_greg_t;
172typedef elf_greg_t elf_gregset_t[ELF_NGREG];
173
174typedef double elf_fpreg_t;
175typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
176
177#ifdef CONFIG_32BIT
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182
183
184
185#ifdef CONFIG_MIPS_O32_FP64_SUPPORT
186# define __MIPS_O32_FP64_MUST_BE_ZERO 0
187#else
188# define __MIPS_O32_FP64_MUST_BE_ZERO EF_MIPS_FP64
189#endif
190
191
192
193
194#define elf_check_arch(hdr) \
195({ \
196 int __res = 1; \
197 struct elfhdr *__h = (hdr); \
198 \
199 if (__h->e_machine != EM_MIPS) \
200 __res = 0; \
201 if (__h->e_ident[EI_CLASS] != ELFCLASS32) \
202 __res = 0; \
203 if ((__h->e_flags & EF_MIPS_ABI2) != 0) \
204 __res = 0; \
205 if (((__h->e_flags & EF_MIPS_ABI) != 0) && \
206 ((__h->e_flags & EF_MIPS_ABI) != EF_MIPS_ABI_O32)) \
207 __res = 0; \
208 if (__h->e_flags & __MIPS_O32_FP64_MUST_BE_ZERO) \
209 __res = 0; \
210 \
211 __res; \
212})
213
214
215
216
217#define ELF_CLASS ELFCLASS32
218
219#endif
220
221#ifdef CONFIG_64BIT
222
223
224
225#define elf_check_arch(hdr) \
226({ \
227 int __res = 1; \
228 struct elfhdr *__h = (hdr); \
229 \
230 if (__h->e_machine != EM_MIPS) \
231 __res = 0; \
232 if (__h->e_ident[EI_CLASS] != ELFCLASS64) \
233 __res = 0; \
234 \
235 __res; \
236})
237
238
239
240
241#define ELF_CLASS ELFCLASS64
242
243#endif
244
245
246
247
248#ifdef __MIPSEB__
249#define ELF_DATA ELFDATA2MSB
250#elif defined(__MIPSEL__)
251#define ELF_DATA ELFDATA2LSB
252#endif
253#define ELF_ARCH EM_MIPS
254
255#endif
256
257struct mips_abi;
258
259extern struct mips_abi mips_abi;
260extern struct mips_abi mips_abi_32;
261extern struct mips_abi mips_abi_n32;
262
263#ifdef CONFIG_32BIT
264
265#define SET_PERSONALITY(ex) \
266do { \
267 if ((ex).e_flags & EF_MIPS_FP64) \
268 clear_thread_flag(TIF_32BIT_FPREGS); \
269 else \
270 set_thread_flag(TIF_32BIT_FPREGS); \
271 \
272 if (personality(current->personality) != PER_LINUX) \
273 set_personality(PER_LINUX); \
274 \
275 current->thread.abi = &mips_abi; \
276} while (0)
277
278#endif
279
280#ifdef CONFIG_64BIT
281
282#ifdef CONFIG_MIPS32_N32
283#define __SET_PERSONALITY32_N32() \
284 do { \
285 set_thread_flag(TIF_32BIT_ADDR); \
286 current->thread.abi = &mips_abi_n32; \
287 } while (0)
288#else
289#define __SET_PERSONALITY32_N32() \
290 do { } while (0)
291#endif
292
293#ifdef CONFIG_MIPS32_O32
294#define __SET_PERSONALITY32_O32(ex) \
295 do { \
296 set_thread_flag(TIF_32BIT_REGS); \
297 set_thread_flag(TIF_32BIT_ADDR); \
298 \
299 if (!((ex).e_flags & EF_MIPS_FP64)) \
300 set_thread_flag(TIF_32BIT_FPREGS); \
301 \
302 current->thread.abi = &mips_abi_32; \
303 } while (0)
304#else
305#define __SET_PERSONALITY32_O32(ex) \
306 do { } while (0)
307#endif
308
309#ifdef CONFIG_MIPS32_COMPAT
310#define __SET_PERSONALITY32(ex) \
311do { \
312 if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \
313 ((ex).e_flags & EF_MIPS_ABI) == 0) \
314 __SET_PERSONALITY32_N32(); \
315 else \
316 __SET_PERSONALITY32_O32(ex); \
317} while (0)
318#else
319#define __SET_PERSONALITY32(ex) do { } while (0)
320#endif
321
322#define SET_PERSONALITY(ex) \
323do { \
324 unsigned int p; \
325 \
326 clear_thread_flag(TIF_32BIT_REGS); \
327 clear_thread_flag(TIF_32BIT_FPREGS); \
328 clear_thread_flag(TIF_32BIT_ADDR); \
329 \
330 if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
331 __SET_PERSONALITY32(ex); \
332 else \
333 current->thread.abi = &mips_abi; \
334 \
335 p = personality(current->personality); \
336 if (p != PER_LINUX32 && p != PER_LINUX) \
337 set_personality(PER_LINUX); \
338} while (0)
339
340#endif
341
342struct pt_regs;
343struct task_struct;
344
345extern void elf_dump_regs(elf_greg_t *, struct pt_regs *regs);
346extern int dump_task_regs(struct task_struct *, elf_gregset_t *);
347extern int dump_task_fpu(struct task_struct *, elf_fpregset_t *);
348
349#ifndef ELF_CORE_COPY_REGS
350#define ELF_CORE_COPY_REGS(elf_regs, regs) \
351 elf_dump_regs((elf_greg_t *)&(elf_regs), regs);
352#endif
353#ifndef ELF_CORE_COPY_TASK_REGS
354#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs)
355#endif
356#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs) \
357 dump_task_fpu(tsk, elf_fpregs)
358
359#define CORE_DUMP_USE_REGSET
360#define ELF_EXEC_PAGESIZE PAGE_SIZE
361
362
363
364
365
366#define ELF_HWCAP (0)
367
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369
370
371
372
373
374#define ELF_PLATFORM __elf_platform
375extern const char *__elf_platform;
376
377
378
379
380
381#define ELF_PLAT_INIT(_r, load_addr) do { \
382 _r->regs[1] = _r->regs[2] = _r->regs[3] = _r->regs[4] = 0; \
383 _r->regs[5] = _r->regs[6] = _r->regs[7] = _r->regs[8] = 0; \
384 _r->regs[9] = _r->regs[10] = _r->regs[11] = _r->regs[12] = 0; \
385 _r->regs[13] = _r->regs[14] = _r->regs[15] = _r->regs[16] = 0; \
386 _r->regs[17] = _r->regs[18] = _r->regs[19] = _r->regs[20] = 0; \
387 _r->regs[21] = _r->regs[22] = _r->regs[23] = _r->regs[24] = 0; \
388 _r->regs[25] = _r->regs[26] = _r->regs[27] = _r->regs[28] = 0; \
389 _r->regs[30] = _r->regs[31] = 0; \
390} while (0)
391
392
393
394
395
396
397#ifndef ELF_ET_DYN_BASE
398#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2)
399#endif
400
401#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
402struct linux_binprm;
403extern int arch_setup_additional_pages(struct linux_binprm *bprm,
404 int uses_interp);
405
406struct mm_struct;
407extern unsigned long arch_randomize_brk(struct mm_struct *mm);
408#define arch_randomize_brk arch_randomize_brk
409
410#endif
411