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Linux 3.11-rc3
[cris-mirror.git] / arch / mips / kernel / asm-offsets.c
blob0c2e853c3db46d72d81766e5f009ad627e41bac7
1 /*
2 * offset.c: Calculate pt_regs and task_struct offsets.
3 *
4 * Copyright (C) 1996 David S. Miller
5 * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Ralf Baechle
6 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
7 *
8 * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
9 * Copyright (C) 2000 MIPS Technologies, Inc.
10 */
11 #include <linux/compat.h>
12 #include <linux/types.h>
13 #include <linux/sched.h>
14 #include <linux/mm.h>
15 #include <linux/kbuild.h>
16 #include <linux/suspend.h>
17 #include <asm/ptrace.h>
18 #include <asm/processor.h>
19
20 #include <linux/kvm_host.h>
21
22 void output_ptreg_defines(void)
23 {
24 COMMENT("MIPS pt_regs offsets.");
25 OFFSET(PT_R0, pt_regs, regs[0]);
26 OFFSET(PT_R1, pt_regs, regs[1]);
27 OFFSET(PT_R2, pt_regs, regs[2]);
28 OFFSET(PT_R3, pt_regs, regs[3]);
29 OFFSET(PT_R4, pt_regs, regs[4]);
30 OFFSET(PT_R5, pt_regs, regs[5]);
31 OFFSET(PT_R6, pt_regs, regs[6]);
32 OFFSET(PT_R7, pt_regs, regs[7]);
33 OFFSET(PT_R8, pt_regs, regs[8]);
34 OFFSET(PT_R9, pt_regs, regs[9]);
35 OFFSET(PT_R10, pt_regs, regs[10]);
36 OFFSET(PT_R11, pt_regs, regs[11]);
37 OFFSET(PT_R12, pt_regs, regs[12]);
38 OFFSET(PT_R13, pt_regs, regs[13]);
39 OFFSET(PT_R14, pt_regs, regs[14]);
40 OFFSET(PT_R15, pt_regs, regs[15]);
41 OFFSET(PT_R16, pt_regs, regs[16]);
42 OFFSET(PT_R17, pt_regs, regs[17]);
43 OFFSET(PT_R18, pt_regs, regs[18]);
44 OFFSET(PT_R19, pt_regs, regs[19]);
45 OFFSET(PT_R20, pt_regs, regs[20]);
46 OFFSET(PT_R21, pt_regs, regs[21]);
47 OFFSET(PT_R22, pt_regs, regs[22]);
48 OFFSET(PT_R23, pt_regs, regs[23]);
49 OFFSET(PT_R24, pt_regs, regs[24]);
50 OFFSET(PT_R25, pt_regs, regs[25]);
51 OFFSET(PT_R26, pt_regs, regs[26]);
52 OFFSET(PT_R27, pt_regs, regs[27]);
53 OFFSET(PT_R28, pt_regs, regs[28]);
54 OFFSET(PT_R29, pt_regs, regs[29]);
55 OFFSET(PT_R30, pt_regs, regs[30]);
56 OFFSET(PT_R31, pt_regs, regs[31]);
57 OFFSET(PT_LO, pt_regs, lo);
58 OFFSET(PT_HI, pt_regs, hi);
59 #ifdef CONFIG_CPU_HAS_SMARTMIPS
60 OFFSET(PT_ACX, pt_regs, acx);
61 #endif
62 OFFSET(PT_EPC, pt_regs, cp0_epc);
63 OFFSET(PT_BVADDR, pt_regs, cp0_badvaddr);
64 OFFSET(PT_STATUS, pt_regs, cp0_status);
65 OFFSET(PT_CAUSE, pt_regs, cp0_cause);
66 #ifdef CONFIG_MIPS_MT_SMTC
67 OFFSET(PT_TCSTATUS, pt_regs, cp0_tcstatus);
68 #endif /* CONFIG_MIPS_MT_SMTC */
69 #ifdef CONFIG_CPU_CAVIUM_OCTEON
70 OFFSET(PT_MPL, pt_regs, mpl);
71 OFFSET(PT_MTP, pt_regs, mtp);
72 #endif /* CONFIG_CPU_CAVIUM_OCTEON */
73 DEFINE(PT_SIZE, sizeof(struct pt_regs));
74 BLANK();
75 }
76
77 void output_task_defines(void)
78 {
79 COMMENT("MIPS task_struct offsets.");
80 OFFSET(TASK_STATE, task_struct, state);
81 OFFSET(TASK_THREAD_INFO, task_struct, stack);
82 OFFSET(TASK_FLAGS, task_struct, flags);
83 OFFSET(TASK_MM, task_struct, mm);
84 OFFSET(TASK_PID, task_struct, pid);
85 #if defined(CONFIG_CC_STACKPROTECTOR)
86 OFFSET(TASK_STACK_CANARY, task_struct, stack_canary);
87 #endif
88 DEFINE(TASK_STRUCT_SIZE, sizeof(struct task_struct));
89 BLANK();
90 }
91
92 void output_thread_info_defines(void)
93 {
94 COMMENT("MIPS thread_info offsets.");
95 OFFSET(TI_TASK, thread_info, task);
96 OFFSET(TI_EXEC_DOMAIN, thread_info, exec_domain);
97 OFFSET(TI_FLAGS, thread_info, flags);
98 OFFSET(TI_TP_VALUE, thread_info, tp_value);
99 OFFSET(TI_CPU, thread_info, cpu);
100 OFFSET(TI_PRE_COUNT, thread_info, preempt_count);
101 OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit);
102 OFFSET(TI_RESTART_BLOCK, thread_info, restart_block);
103 OFFSET(TI_REGS, thread_info, regs);
104 DEFINE(_THREAD_SIZE, THREAD_SIZE);
105 DEFINE(_THREAD_MASK, THREAD_MASK);
106 BLANK();
107 }
108
109 void output_thread_defines(void)
110 {
111 COMMENT("MIPS specific thread_struct offsets.");
112 OFFSET(THREAD_REG16, task_struct, thread.reg16);
113 OFFSET(THREAD_REG17, task_struct, thread.reg17);
114 OFFSET(THREAD_REG18, task_struct, thread.reg18);
115 OFFSET(THREAD_REG19, task_struct, thread.reg19);
116 OFFSET(THREAD_REG20, task_struct, thread.reg20);
117 OFFSET(THREAD_REG21, task_struct, thread.reg21);
118 OFFSET(THREAD_REG22, task_struct, thread.reg22);
119 OFFSET(THREAD_REG23, task_struct, thread.reg23);
120 OFFSET(THREAD_REG29, task_struct, thread.reg29);
121 OFFSET(THREAD_REG30, task_struct, thread.reg30);
122 OFFSET(THREAD_REG31, task_struct, thread.reg31);
123 OFFSET(THREAD_STATUS, task_struct,
124 thread.cp0_status);
125 OFFSET(THREAD_FPU, task_struct, thread.fpu);
126
127 OFFSET(THREAD_BVADDR, task_struct, \
128 thread.cp0_badvaddr);
129 OFFSET(THREAD_BUADDR, task_struct, \
130 thread.cp0_baduaddr);
131 OFFSET(THREAD_ECODE, task_struct, \
132 thread.error_code);
133 BLANK();
134 }
135
136 void output_thread_fpu_defines(void)
137 {
138 OFFSET(THREAD_FPR0, task_struct, thread.fpu.fpr[0]);
139 OFFSET(THREAD_FPR1, task_struct, thread.fpu.fpr[1]);
140 OFFSET(THREAD_FPR2, task_struct, thread.fpu.fpr[2]);
141 OFFSET(THREAD_FPR3, task_struct, thread.fpu.fpr[3]);
142 OFFSET(THREAD_FPR4, task_struct, thread.fpu.fpr[4]);
143 OFFSET(THREAD_FPR5, task_struct, thread.fpu.fpr[5]);
144 OFFSET(THREAD_FPR6, task_struct, thread.fpu.fpr[6]);
145 OFFSET(THREAD_FPR7, task_struct, thread.fpu.fpr[7]);
146 OFFSET(THREAD_FPR8, task_struct, thread.fpu.fpr[8]);
147 OFFSET(THREAD_FPR9, task_struct, thread.fpu.fpr[9]);
148 OFFSET(THREAD_FPR10, task_struct, thread.fpu.fpr[10]);
149 OFFSET(THREAD_FPR11, task_struct, thread.fpu.fpr[11]);
150 OFFSET(THREAD_FPR12, task_struct, thread.fpu.fpr[12]);
151 OFFSET(THREAD_FPR13, task_struct, thread.fpu.fpr[13]);
152 OFFSET(THREAD_FPR14, task_struct, thread.fpu.fpr[14]);
153 OFFSET(THREAD_FPR15, task_struct, thread.fpu.fpr[15]);
154 OFFSET(THREAD_FPR16, task_struct, thread.fpu.fpr[16]);
155 OFFSET(THREAD_FPR17, task_struct, thread.fpu.fpr[17]);
156 OFFSET(THREAD_FPR18, task_struct, thread.fpu.fpr[18]);
157 OFFSET(THREAD_FPR19, task_struct, thread.fpu.fpr[19]);
158 OFFSET(THREAD_FPR20, task_struct, thread.fpu.fpr[20]);
159 OFFSET(THREAD_FPR21, task_struct, thread.fpu.fpr[21]);
160 OFFSET(THREAD_FPR22, task_struct, thread.fpu.fpr[22]);
161 OFFSET(THREAD_FPR23, task_struct, thread.fpu.fpr[23]);
162 OFFSET(THREAD_FPR24, task_struct, thread.fpu.fpr[24]);
163 OFFSET(THREAD_FPR25, task_struct, thread.fpu.fpr[25]);
164 OFFSET(THREAD_FPR26, task_struct, thread.fpu.fpr[26]);
165 OFFSET(THREAD_FPR27, task_struct, thread.fpu.fpr[27]);
166 OFFSET(THREAD_FPR28, task_struct, thread.fpu.fpr[28]);
167 OFFSET(THREAD_FPR29, task_struct, thread.fpu.fpr[29]);
168 OFFSET(THREAD_FPR30, task_struct, thread.fpu.fpr[30]);
169 OFFSET(THREAD_FPR31, task_struct, thread.fpu.fpr[31]);
170
171 OFFSET(THREAD_FCR31, task_struct, thread.fpu.fcr31);
172 BLANK();
173 }
174
175 void output_mm_defines(void)
176 {
177 COMMENT("Size of struct page");
178 DEFINE(STRUCT_PAGE_SIZE, sizeof(struct page));
179 BLANK();
180 COMMENT("Linux mm_struct offsets.");
181 OFFSET(MM_USERS, mm_struct, mm_users);
182 OFFSET(MM_PGD, mm_struct, pgd);
183 OFFSET(MM_CONTEXT, mm_struct, context);
184 BLANK();
185 DEFINE(_PGD_T_SIZE, sizeof(pgd_t));
186 DEFINE(_PMD_T_SIZE, sizeof(pmd_t));
187 DEFINE(_PTE_T_SIZE, sizeof(pte_t));
188 BLANK();
189 DEFINE(_PGD_T_LOG2, PGD_T_LOG2);
190 #ifndef __PAGETABLE_PMD_FOLDED
191 DEFINE(_PMD_T_LOG2, PMD_T_LOG2);
192 #endif
193 DEFINE(_PTE_T_LOG2, PTE_T_LOG2);
194 BLANK();
195 DEFINE(_PGD_ORDER, PGD_ORDER);
196 #ifndef __PAGETABLE_PMD_FOLDED
197 DEFINE(_PMD_ORDER, PMD_ORDER);
198 #endif
199 DEFINE(_PTE_ORDER, PTE_ORDER);
200 BLANK();
201 DEFINE(_PMD_SHIFT, PMD_SHIFT);
202 DEFINE(_PGDIR_SHIFT, PGDIR_SHIFT);
203 BLANK();
204 DEFINE(_PTRS_PER_PGD, PTRS_PER_PGD);
205 DEFINE(_PTRS_PER_PMD, PTRS_PER_PMD);
206 DEFINE(_PTRS_PER_PTE, PTRS_PER_PTE);
207 BLANK();
208 DEFINE(_PAGE_SHIFT, PAGE_SHIFT);
209 DEFINE(_PAGE_SIZE, PAGE_SIZE);
210 BLANK();
211 }
212
213 #ifdef CONFIG_32BIT
214 void output_sc_defines(void)
215 {
216 COMMENT("Linux sigcontext offsets.");
217 OFFSET(SC_REGS, sigcontext, sc_regs);
218 OFFSET(SC_FPREGS, sigcontext, sc_fpregs);
219 OFFSET(SC_ACX, sigcontext, sc_acx);
220 OFFSET(SC_MDHI, sigcontext, sc_mdhi);
221 OFFSET(SC_MDLO, sigcontext, sc_mdlo);
222 OFFSET(SC_PC, sigcontext, sc_pc);
223 OFFSET(SC_FPC_CSR, sigcontext, sc_fpc_csr);
224 OFFSET(SC_FPC_EIR, sigcontext, sc_fpc_eir);
225 OFFSET(SC_HI1, sigcontext, sc_hi1);
226 OFFSET(SC_LO1, sigcontext, sc_lo1);
227 OFFSET(SC_HI2, sigcontext, sc_hi2);
228 OFFSET(SC_LO2, sigcontext, sc_lo2);
229 OFFSET(SC_HI3, sigcontext, sc_hi3);
230 OFFSET(SC_LO3, sigcontext, sc_lo3);
231 BLANK();
232 }
233 #endif
234
235 #ifdef CONFIG_64BIT
236 void output_sc_defines(void)
237 {
238 COMMENT("Linux sigcontext offsets.");
239 OFFSET(SC_REGS, sigcontext, sc_regs);
240 OFFSET(SC_FPREGS, sigcontext, sc_fpregs);
241 OFFSET(SC_MDHI, sigcontext, sc_mdhi);
242 OFFSET(SC_MDLO, sigcontext, sc_mdlo);
243 OFFSET(SC_PC, sigcontext, sc_pc);
244 OFFSET(SC_FPC_CSR, sigcontext, sc_fpc_csr);
245 BLANK();
246 }
247 #endif
248
249 #ifdef CONFIG_MIPS32_COMPAT
250 void output_sc32_defines(void)
251 {
252 COMMENT("Linux 32-bit sigcontext offsets.");
253 OFFSET(SC32_FPREGS, sigcontext32, sc_fpregs);
254 OFFSET(SC32_FPC_CSR, sigcontext32, sc_fpc_csr);
255 OFFSET(SC32_FPC_EIR, sigcontext32, sc_fpc_eir);
256 BLANK();
257 }
258 #endif
259
260 void output_signal_defined(void)
261 {
262 COMMENT("Linux signal numbers.");
263 DEFINE(_SIGHUP, SIGHUP);
264 DEFINE(_SIGINT, SIGINT);
265 DEFINE(_SIGQUIT, SIGQUIT);
266 DEFINE(_SIGILL, SIGILL);
267 DEFINE(_SIGTRAP, SIGTRAP);
268 DEFINE(_SIGIOT, SIGIOT);
269 DEFINE(_SIGABRT, SIGABRT);
270 DEFINE(_SIGEMT, SIGEMT);
271 DEFINE(_SIGFPE, SIGFPE);
272 DEFINE(_SIGKILL, SIGKILL);
273 DEFINE(_SIGBUS, SIGBUS);
274 DEFINE(_SIGSEGV, SIGSEGV);
275 DEFINE(_SIGSYS, SIGSYS);
276 DEFINE(_SIGPIPE, SIGPIPE);
277 DEFINE(_SIGALRM, SIGALRM);
278 DEFINE(_SIGTERM, SIGTERM);
279 DEFINE(_SIGUSR1, SIGUSR1);
280 DEFINE(_SIGUSR2, SIGUSR2);
281 DEFINE(_SIGCHLD, SIGCHLD);
282 DEFINE(_SIGPWR, SIGPWR);
283 DEFINE(_SIGWINCH, SIGWINCH);
284 DEFINE(_SIGURG, SIGURG);
285 DEFINE(_SIGIO, SIGIO);
286 DEFINE(_SIGSTOP, SIGSTOP);
287 DEFINE(_SIGTSTP, SIGTSTP);
288 DEFINE(_SIGCONT, SIGCONT);
289 DEFINE(_SIGTTIN, SIGTTIN);
290 DEFINE(_SIGTTOU, SIGTTOU);
291 DEFINE(_SIGVTALRM, SIGVTALRM);
292 DEFINE(_SIGPROF, SIGPROF);
293 DEFINE(_SIGXCPU, SIGXCPU);
294 DEFINE(_SIGXFSZ, SIGXFSZ);
295 BLANK();
296 }
297
298 #ifdef CONFIG_CPU_CAVIUM_OCTEON
299 void output_octeon_cop2_state_defines(void)
300 {
301 COMMENT("Octeon specific octeon_cop2_state offsets.");
302 OFFSET(OCTEON_CP2_CRC_IV, octeon_cop2_state, cop2_crc_iv);
303 OFFSET(OCTEON_CP2_CRC_LENGTH, octeon_cop2_state, cop2_crc_length);
304 OFFSET(OCTEON_CP2_CRC_POLY, octeon_cop2_state, cop2_crc_poly);
305 OFFSET(OCTEON_CP2_LLM_DAT, octeon_cop2_state, cop2_llm_dat);
306 OFFSET(OCTEON_CP2_3DES_IV, octeon_cop2_state, cop2_3des_iv);
307 OFFSET(OCTEON_CP2_3DES_KEY, octeon_cop2_state, cop2_3des_key);
308 OFFSET(OCTEON_CP2_3DES_RESULT, octeon_cop2_state, cop2_3des_result);
309 OFFSET(OCTEON_CP2_AES_INP0, octeon_cop2_state, cop2_aes_inp0);
310 OFFSET(OCTEON_CP2_AES_IV, octeon_cop2_state, cop2_aes_iv);
311 OFFSET(OCTEON_CP2_AES_KEY, octeon_cop2_state, cop2_aes_key);
312 OFFSET(OCTEON_CP2_AES_KEYLEN, octeon_cop2_state, cop2_aes_keylen);
313 OFFSET(OCTEON_CP2_AES_RESULT, octeon_cop2_state, cop2_aes_result);
314 OFFSET(OCTEON_CP2_GFM_MULT, octeon_cop2_state, cop2_gfm_mult);
315 OFFSET(OCTEON_CP2_GFM_POLY, octeon_cop2_state, cop2_gfm_poly);
316 OFFSET(OCTEON_CP2_GFM_RESULT, octeon_cop2_state, cop2_gfm_result);
317 OFFSET(OCTEON_CP2_HSH_DATW, octeon_cop2_state, cop2_hsh_datw);
318 OFFSET(OCTEON_CP2_HSH_IVW, octeon_cop2_state, cop2_hsh_ivw);
319 OFFSET(THREAD_CP2, task_struct, thread.cp2);
320 OFFSET(THREAD_CVMSEG, task_struct, thread.cvmseg.cvmseg);
321 BLANK();
322 }
323 #endif
324
325 #ifdef CONFIG_HIBERNATION
326 void output_pbe_defines(void)
327 {
328 COMMENT(" Linux struct pbe offsets. ");
329 OFFSET(PBE_ADDRESS, pbe, address);
330 OFFSET(PBE_ORIG_ADDRESS, pbe, orig_address);
331 OFFSET(PBE_NEXT, pbe, next);
332 DEFINE(PBE_SIZE, sizeof(struct pbe));
333 BLANK();
334 }
335 #endif
336
337 void output_kvm_defines(void)
338 {
339 COMMENT(" KVM/MIPS Specfic offsets. ");
340 DEFINE(VCPU_ARCH_SIZE, sizeof(struct kvm_vcpu_arch));
341 OFFSET(VCPU_RUN, kvm_vcpu, run);
342 OFFSET(VCPU_HOST_ARCH, kvm_vcpu, arch);
343
344 OFFSET(VCPU_HOST_EBASE, kvm_vcpu_arch, host_ebase);
345 OFFSET(VCPU_GUEST_EBASE, kvm_vcpu_arch, guest_ebase);
346
347 OFFSET(VCPU_HOST_STACK, kvm_vcpu_arch, host_stack);
348 OFFSET(VCPU_HOST_GP, kvm_vcpu_arch, host_gp);
349
350 OFFSET(VCPU_HOST_CP0_BADVADDR, kvm_vcpu_arch, host_cp0_badvaddr);
351 OFFSET(VCPU_HOST_CP0_CAUSE, kvm_vcpu_arch, host_cp0_cause);
352 OFFSET(VCPU_HOST_EPC, kvm_vcpu_arch, host_cp0_epc);
353 OFFSET(VCPU_HOST_ENTRYHI, kvm_vcpu_arch, host_cp0_entryhi);
354
355 OFFSET(VCPU_GUEST_INST, kvm_vcpu_arch, guest_inst);
356
357 OFFSET(VCPU_R0, kvm_vcpu_arch, gprs[0]);
358 OFFSET(VCPU_R1, kvm_vcpu_arch, gprs[1]);
359 OFFSET(VCPU_R2, kvm_vcpu_arch, gprs[2]);
360 OFFSET(VCPU_R3, kvm_vcpu_arch, gprs[3]);
361 OFFSET(VCPU_R4, kvm_vcpu_arch, gprs[4]);
362 OFFSET(VCPU_R5, kvm_vcpu_arch, gprs[5]);
363 OFFSET(VCPU_R6, kvm_vcpu_arch, gprs[6]);
364 OFFSET(VCPU_R7, kvm_vcpu_arch, gprs[7]);
365 OFFSET(VCPU_R8, kvm_vcpu_arch, gprs[8]);
366 OFFSET(VCPU_R9, kvm_vcpu_arch, gprs[9]);
367 OFFSET(VCPU_R10, kvm_vcpu_arch, gprs[10]);
368 OFFSET(VCPU_R11, kvm_vcpu_arch, gprs[11]);
369 OFFSET(VCPU_R12, kvm_vcpu_arch, gprs[12]);
370 OFFSET(VCPU_R13, kvm_vcpu_arch, gprs[13]);
371 OFFSET(VCPU_R14, kvm_vcpu_arch, gprs[14]);
372 OFFSET(VCPU_R15, kvm_vcpu_arch, gprs[15]);
373 OFFSET(VCPU_R16, kvm_vcpu_arch, gprs[16]);
374 OFFSET(VCPU_R17, kvm_vcpu_arch, gprs[17]);
375 OFFSET(VCPU_R18, kvm_vcpu_arch, gprs[18]);
376 OFFSET(VCPU_R19, kvm_vcpu_arch, gprs[19]);
377 OFFSET(VCPU_R20, kvm_vcpu_arch, gprs[20]);
378 OFFSET(VCPU_R21, kvm_vcpu_arch, gprs[21]);
379 OFFSET(VCPU_R22, kvm_vcpu_arch, gprs[22]);
380 OFFSET(VCPU_R23, kvm_vcpu_arch, gprs[23]);
381 OFFSET(VCPU_R24, kvm_vcpu_arch, gprs[24]);
382 OFFSET(VCPU_R25, kvm_vcpu_arch, gprs[25]);
383 OFFSET(VCPU_R26, kvm_vcpu_arch, gprs[26]);
384 OFFSET(VCPU_R27, kvm_vcpu_arch, gprs[27]);
385 OFFSET(VCPU_R28, kvm_vcpu_arch, gprs[28]);
386 OFFSET(VCPU_R29, kvm_vcpu_arch, gprs[29]);
387 OFFSET(VCPU_R30, kvm_vcpu_arch, gprs[30]);
388 OFFSET(VCPU_R31, kvm_vcpu_arch, gprs[31]);
389 OFFSET(VCPU_LO, kvm_vcpu_arch, lo);
390 OFFSET(VCPU_HI, kvm_vcpu_arch, hi);
391 OFFSET(VCPU_PC, kvm_vcpu_arch, pc);
392 OFFSET(VCPU_COP0, kvm_vcpu_arch, cop0);
393 OFFSET(VCPU_GUEST_KERNEL_ASID, kvm_vcpu_arch, guest_kernel_asid);
394 OFFSET(VCPU_GUEST_USER_ASID, kvm_vcpu_arch, guest_user_asid);
395
396 OFFSET(COP0_TLB_HI, mips_coproc, reg[MIPS_CP0_TLB_HI][0]);
397 OFFSET(COP0_STATUS, mips_coproc, reg[MIPS_CP0_STATUS][0]);
398 BLANK();
399 }
CRIS linux kernel tree