2 * offset.c: Calculate pt_regs and task_struct offsets.
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.
8 * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
9 * Copyright (C) 2000 MIPS Technologies, Inc.
11 #include <linux/compat.h>
12 #include <linux/types.h>
13 #include <linux/sched.h>
15 #include <linux/interrupt.h>
16 #include <linux/kbuild.h>
17 #include <linux/suspend.h>
18 #include <asm/ptrace.h>
19 #include <asm/processor.h>
21 void output_ptreg_defines(void)
23 COMMENT("MIPS pt_regs offsets.");
24 OFFSET(PT_R0, pt_regs, regs[0]);
25 OFFSET(PT_R1, pt_regs, regs[1]);
26 OFFSET(PT_R2, pt_regs, regs[2]);
27 OFFSET(PT_R3, pt_regs, regs[3]);
28 OFFSET(PT_R4, pt_regs, regs[4]);
29 OFFSET(PT_R5, pt_regs, regs[5]);
30 OFFSET(PT_R6, pt_regs, regs[6]);
31 OFFSET(PT_R7, pt_regs, regs[7]);
32 OFFSET(PT_R8, pt_regs, regs[8]);
33 OFFSET(PT_R9, pt_regs, regs[9]);
34 OFFSET(PT_R10, pt_regs, regs[10]);
35 OFFSET(PT_R11, pt_regs, regs[11]);
36 OFFSET(PT_R12, pt_regs, regs[12]);
37 OFFSET(PT_R13, pt_regs, regs[13]);
38 OFFSET(PT_R14, pt_regs, regs[14]);
39 OFFSET(PT_R15, pt_regs, regs[15]);
40 OFFSET(PT_R16, pt_regs, regs[16]);
41 OFFSET(PT_R17, pt_regs, regs[17]);
42 OFFSET(PT_R18, pt_regs, regs[18]);
43 OFFSET(PT_R19, pt_regs, regs[19]);
44 OFFSET(PT_R20, pt_regs, regs[20]);
45 OFFSET(PT_R21, pt_regs, regs[21]);
46 OFFSET(PT_R22, pt_regs, regs[22]);
47 OFFSET(PT_R23, pt_regs, regs[23]);
48 OFFSET(PT_R24, pt_regs, regs[24]);
49 OFFSET(PT_R25, pt_regs, regs[25]);
50 OFFSET(PT_R26, pt_regs, regs[26]);
51 OFFSET(PT_R27, pt_regs, regs[27]);
52 OFFSET(PT_R28, pt_regs, regs[28]);
53 OFFSET(PT_R29, pt_regs, regs[29]);
54 OFFSET(PT_R30, pt_regs, regs[30]);
55 OFFSET(PT_R31, pt_regs, regs[31]);
56 OFFSET(PT_LO, pt_regs, lo);
57 OFFSET(PT_HI, pt_regs, hi);
58 #ifdef CONFIG_CPU_HAS_SMARTMIPS
59 OFFSET(PT_ACX, pt_regs, acx);
61 OFFSET(PT_EPC, pt_regs, cp0_epc);
62 OFFSET(PT_BVADDR, pt_regs, cp0_badvaddr);
63 OFFSET(PT_STATUS, pt_regs, cp0_status);
64 OFFSET(PT_CAUSE, pt_regs, cp0_cause);
65 #ifdef CONFIG_MIPS_MT_SMTC
66 OFFSET(PT_TCSTATUS, pt_regs, cp0_tcstatus);
67 #endif /* CONFIG_MIPS_MT_SMTC */
68 #ifdef CONFIG_CPU_CAVIUM_OCTEON
69 OFFSET(PT_MPL, pt_regs, mpl);
70 OFFSET(PT_MTP, pt_regs, mtp);
71 #endif /* CONFIG_CPU_CAVIUM_OCTEON */
72 DEFINE(PT_SIZE, sizeof(struct pt_regs));
76 void output_task_defines(void)
78 COMMENT("MIPS task_struct offsets.");
79 OFFSET(TASK_STATE, task_struct, state);
80 OFFSET(TASK_THREAD_INFO, task_struct, stack);
81 OFFSET(TASK_FLAGS, task_struct, flags);
82 OFFSET(TASK_MM, task_struct, mm);
83 OFFSET(TASK_PID, task_struct, pid);
84 DEFINE(TASK_STRUCT_SIZE, sizeof(struct task_struct));
88 void output_thread_info_defines(void)
90 COMMENT("MIPS thread_info offsets.");
91 OFFSET(TI_TASK, thread_info, task);
92 OFFSET(TI_EXEC_DOMAIN, thread_info, exec_domain);
93 OFFSET(TI_FLAGS, thread_info, flags);
94 OFFSET(TI_TP_VALUE, thread_info, tp_value);
95 OFFSET(TI_CPU, thread_info, cpu);
96 OFFSET(TI_PRE_COUNT, thread_info, preempt_count);
97 OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit);
98 OFFSET(TI_RESTART_BLOCK, thread_info, restart_block);
99 OFFSET(TI_REGS, thread_info, regs);
100 DEFINE(_THREAD_SIZE, THREAD_SIZE);
101 DEFINE(_THREAD_MASK, THREAD_MASK);
105 void output_thread_defines(void)
107 COMMENT("MIPS specific thread_struct offsets.");
108 OFFSET(THREAD_REG16, task_struct, thread.reg16);
109 OFFSET(THREAD_REG17, task_struct, thread.reg17);
110 OFFSET(THREAD_REG18, task_struct, thread.reg18);
111 OFFSET(THREAD_REG19, task_struct, thread.reg19);
112 OFFSET(THREAD_REG20, task_struct, thread.reg20);
113 OFFSET(THREAD_REG21, task_struct, thread.reg21);
114 OFFSET(THREAD_REG22, task_struct, thread.reg22);
115 OFFSET(THREAD_REG23, task_struct, thread.reg23);
116 OFFSET(THREAD_REG29, task_struct, thread.reg29);
117 OFFSET(THREAD_REG30, task_struct, thread.reg30);
118 OFFSET(THREAD_REG31, task_struct, thread.reg31);
119 OFFSET(THREAD_STATUS, task_struct,
121 OFFSET(THREAD_FPU, task_struct, thread.fpu);
123 OFFSET(THREAD_BVADDR, task_struct, \
124 thread.cp0_badvaddr);
125 OFFSET(THREAD_BUADDR, task_struct, \
126 thread.cp0_baduaddr);
127 OFFSET(THREAD_ECODE, task_struct, \
129 OFFSET(THREAD_TRAPNO, task_struct, thread.trap_no);
130 OFFSET(THREAD_TRAMP, task_struct, \
131 thread.irix_trampoline);
132 OFFSET(THREAD_OLDCTX, task_struct, \
137 void output_thread_fpu_defines(void)
139 OFFSET(THREAD_FPR0, task_struct, thread.fpu.fpr[0]);
140 OFFSET(THREAD_FPR1, task_struct, thread.fpu.fpr[1]);
141 OFFSET(THREAD_FPR2, task_struct, thread.fpu.fpr[2]);
142 OFFSET(THREAD_FPR3, task_struct, thread.fpu.fpr[3]);
143 OFFSET(THREAD_FPR4, task_struct, thread.fpu.fpr[4]);
144 OFFSET(THREAD_FPR5, task_struct, thread.fpu.fpr[5]);
145 OFFSET(THREAD_FPR6, task_struct, thread.fpu.fpr[6]);
146 OFFSET(THREAD_FPR7, task_struct, thread.fpu.fpr[7]);
147 OFFSET(THREAD_FPR8, task_struct, thread.fpu.fpr[8]);
148 OFFSET(THREAD_FPR9, task_struct, thread.fpu.fpr[9]);
149 OFFSET(THREAD_FPR10, task_struct, thread.fpu.fpr[10]);
150 OFFSET(THREAD_FPR11, task_struct, thread.fpu.fpr[11]);
151 OFFSET(THREAD_FPR12, task_struct, thread.fpu.fpr[12]);
152 OFFSET(THREAD_FPR13, task_struct, thread.fpu.fpr[13]);
153 OFFSET(THREAD_FPR14, task_struct, thread.fpu.fpr[14]);
154 OFFSET(THREAD_FPR15, task_struct, thread.fpu.fpr[15]);
155 OFFSET(THREAD_FPR16, task_struct, thread.fpu.fpr[16]);
156 OFFSET(THREAD_FPR17, task_struct, thread.fpu.fpr[17]);
157 OFFSET(THREAD_FPR18, task_struct, thread.fpu.fpr[18]);
158 OFFSET(THREAD_FPR19, task_struct, thread.fpu.fpr[19]);
159 OFFSET(THREAD_FPR20, task_struct, thread.fpu.fpr[20]);
160 OFFSET(THREAD_FPR21, task_struct, thread.fpu.fpr[21]);
161 OFFSET(THREAD_FPR22, task_struct, thread.fpu.fpr[22]);
162 OFFSET(THREAD_FPR23, task_struct, thread.fpu.fpr[23]);
163 OFFSET(THREAD_FPR24, task_struct, thread.fpu.fpr[24]);
164 OFFSET(THREAD_FPR25, task_struct, thread.fpu.fpr[25]);
165 OFFSET(THREAD_FPR26, task_struct, thread.fpu.fpr[26]);
166 OFFSET(THREAD_FPR27, task_struct, thread.fpu.fpr[27]);
167 OFFSET(THREAD_FPR28, task_struct, thread.fpu.fpr[28]);
168 OFFSET(THREAD_FPR29, task_struct, thread.fpu.fpr[29]);
169 OFFSET(THREAD_FPR30, task_struct, thread.fpu.fpr[30]);
170 OFFSET(THREAD_FPR31, task_struct, thread.fpu.fpr[31]);
172 OFFSET(THREAD_FCR31, task_struct, thread.fpu.fcr31);
176 void output_mm_defines(void)
178 COMMENT("Size of struct page");
179 DEFINE(STRUCT_PAGE_SIZE, sizeof(struct page));
181 COMMENT("Linux mm_struct offsets.");
182 OFFSET(MM_USERS, mm_struct, mm_users);
183 OFFSET(MM_PGD, mm_struct, pgd);
184 OFFSET(MM_CONTEXT, mm_struct, context);
186 DEFINE(_PAGE_SIZE, PAGE_SIZE);
187 DEFINE(_PAGE_SHIFT, PAGE_SHIFT);
189 DEFINE(_PGD_T_SIZE, sizeof(pgd_t));
190 DEFINE(_PMD_T_SIZE, sizeof(pmd_t));
191 DEFINE(_PTE_T_SIZE, sizeof(pte_t));
193 DEFINE(_PGD_T_LOG2, PGD_T_LOG2);
194 DEFINE(_PMD_T_LOG2, PMD_T_LOG2);
195 DEFINE(_PTE_T_LOG2, PTE_T_LOG2);
197 DEFINE(_PGD_ORDER, PGD_ORDER);
198 DEFINE(_PMD_ORDER, PMD_ORDER);
199 DEFINE(_PTE_ORDER, PTE_ORDER);
201 DEFINE(_PMD_SHIFT, PMD_SHIFT);
202 DEFINE(_PGDIR_SHIFT, PGDIR_SHIFT);
204 DEFINE(_PTRS_PER_PGD, PTRS_PER_PGD);
205 DEFINE(_PTRS_PER_PMD, PTRS_PER_PMD);
206 DEFINE(_PTRS_PER_PTE, PTRS_PER_PTE);
211 void output_sc_defines(void)
213 COMMENT("Linux sigcontext offsets.");
214 OFFSET(SC_REGS, sigcontext, sc_regs);
215 OFFSET(SC_FPREGS, sigcontext, sc_fpregs);
216 OFFSET(SC_ACX, sigcontext, sc_acx);
217 OFFSET(SC_MDHI, sigcontext, sc_mdhi);
218 OFFSET(SC_MDLO, sigcontext, sc_mdlo);
219 OFFSET(SC_PC, sigcontext, sc_pc);
220 OFFSET(SC_FPC_CSR, sigcontext, sc_fpc_csr);
221 OFFSET(SC_FPC_EIR, sigcontext, sc_fpc_eir);
222 OFFSET(SC_HI1, sigcontext, sc_hi1);
223 OFFSET(SC_LO1, sigcontext, sc_lo1);
224 OFFSET(SC_HI2, sigcontext, sc_hi2);
225 OFFSET(SC_LO2, sigcontext, sc_lo2);
226 OFFSET(SC_HI3, sigcontext, sc_hi3);
227 OFFSET(SC_LO3, sigcontext, sc_lo3);
233 void output_sc_defines(void)
235 COMMENT("Linux sigcontext offsets.");
236 OFFSET(SC_REGS, sigcontext, sc_regs);
237 OFFSET(SC_FPREGS, sigcontext, sc_fpregs);
238 OFFSET(SC_MDHI, sigcontext, sc_mdhi);
239 OFFSET(SC_MDLO, sigcontext, sc_mdlo);
240 OFFSET(SC_PC, sigcontext, sc_pc);
241 OFFSET(SC_FPC_CSR, sigcontext, sc_fpc_csr);
246 #ifdef CONFIG_MIPS32_COMPAT
247 void output_sc32_defines(void)
249 COMMENT("Linux 32-bit sigcontext offsets.");
250 OFFSET(SC32_FPREGS, sigcontext32, sc_fpregs);
251 OFFSET(SC32_FPC_CSR, sigcontext32, sc_fpc_csr);
252 OFFSET(SC32_FPC_EIR, sigcontext32, sc_fpc_eir);
257 void output_signal_defined(void)
259 COMMENT("Linux signal numbers.");
260 DEFINE(_SIGHUP, SIGHUP);
261 DEFINE(_SIGINT, SIGINT);
262 DEFINE(_SIGQUIT, SIGQUIT);
263 DEFINE(_SIGILL, SIGILL);
264 DEFINE(_SIGTRAP, SIGTRAP);
265 DEFINE(_SIGIOT, SIGIOT);
266 DEFINE(_SIGABRT, SIGABRT);
267 DEFINE(_SIGEMT, SIGEMT);
268 DEFINE(_SIGFPE, SIGFPE);
269 DEFINE(_SIGKILL, SIGKILL);
270 DEFINE(_SIGBUS, SIGBUS);
271 DEFINE(_SIGSEGV, SIGSEGV);
272 DEFINE(_SIGSYS, SIGSYS);
273 DEFINE(_SIGPIPE, SIGPIPE);
274 DEFINE(_SIGALRM, SIGALRM);
275 DEFINE(_SIGTERM, SIGTERM);
276 DEFINE(_SIGUSR1, SIGUSR1);
277 DEFINE(_SIGUSR2, SIGUSR2);
278 DEFINE(_SIGCHLD, SIGCHLD);
279 DEFINE(_SIGPWR, SIGPWR);
280 DEFINE(_SIGWINCH, SIGWINCH);
281 DEFINE(_SIGURG, SIGURG);
282 DEFINE(_SIGIO, SIGIO);
283 DEFINE(_SIGSTOP, SIGSTOP);
284 DEFINE(_SIGTSTP, SIGTSTP);
285 DEFINE(_SIGCONT, SIGCONT);
286 DEFINE(_SIGTTIN, SIGTTIN);
287 DEFINE(_SIGTTOU, SIGTTOU);
288 DEFINE(_SIGVTALRM, SIGVTALRM);
289 DEFINE(_SIGPROF, SIGPROF);
290 DEFINE(_SIGXCPU, SIGXCPU);
291 DEFINE(_SIGXFSZ, SIGXFSZ);
295 void output_irq_cpustat_t_defines(void)
297 COMMENT("Linux irq_cpustat_t offsets.");
298 DEFINE(IC_SOFTIRQ_PENDING,
299 offsetof(irq_cpustat_t, __softirq_pending));
300 DEFINE(IC_IRQ_CPUSTAT_T, sizeof(irq_cpustat_t));
304 #ifdef CONFIG_CPU_CAVIUM_OCTEON
305 void output_octeon_cop2_state_defines(void)
307 COMMENT("Octeon specific octeon_cop2_state offsets.");
308 OFFSET(OCTEON_CP2_CRC_IV, octeon_cop2_state, cop2_crc_iv);
309 OFFSET(OCTEON_CP2_CRC_LENGTH, octeon_cop2_state, cop2_crc_length);
310 OFFSET(OCTEON_CP2_CRC_POLY, octeon_cop2_state, cop2_crc_poly);
311 OFFSET(OCTEON_CP2_LLM_DAT, octeon_cop2_state, cop2_llm_dat);
312 OFFSET(OCTEON_CP2_3DES_IV, octeon_cop2_state, cop2_3des_iv);
313 OFFSET(OCTEON_CP2_3DES_KEY, octeon_cop2_state, cop2_3des_key);
314 OFFSET(OCTEON_CP2_3DES_RESULT, octeon_cop2_state, cop2_3des_result);
315 OFFSET(OCTEON_CP2_AES_INP0, octeon_cop2_state, cop2_aes_inp0);
316 OFFSET(OCTEON_CP2_AES_IV, octeon_cop2_state, cop2_aes_iv);
317 OFFSET(OCTEON_CP2_AES_KEY, octeon_cop2_state, cop2_aes_key);
318 OFFSET(OCTEON_CP2_AES_KEYLEN, octeon_cop2_state, cop2_aes_keylen);
319 OFFSET(OCTEON_CP2_AES_RESULT, octeon_cop2_state, cop2_aes_result);
320 OFFSET(OCTEON_CP2_GFM_MULT, octeon_cop2_state, cop2_gfm_mult);
321 OFFSET(OCTEON_CP2_GFM_POLY, octeon_cop2_state, cop2_gfm_poly);
322 OFFSET(OCTEON_CP2_GFM_RESULT, octeon_cop2_state, cop2_gfm_result);
323 OFFSET(OCTEON_CP2_HSH_DATW, octeon_cop2_state, cop2_hsh_datw);
324 OFFSET(OCTEON_CP2_HSH_IVW, octeon_cop2_state, cop2_hsh_ivw);
325 OFFSET(THREAD_CP2, task_struct, thread.cp2);
326 OFFSET(THREAD_CVMSEG, task_struct, thread.cvmseg.cvmseg);
331 #ifdef CONFIG_HIBERNATION
332 void output_pbe_defines(void)
334 COMMENT(" Linux struct pbe offsets. ");
335 OFFSET(PBE_ADDRESS, pbe, address);
336 OFFSET(PBE_ORIG_ADDRESS, pbe, orig_address);
337 OFFSET(PBE_NEXT, pbe, next);
338 DEFINE(PBE_SIZE, sizeof(struct pbe));