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 <asm/ptrace.h>
18 #include <asm/processor.h>
20 void output_ptreg_defines(void)
22 COMMENT("MIPS pt_regs offsets.");
23 OFFSET(PT_R0, pt_regs, regs[0]);
24 OFFSET(PT_R1, pt_regs, regs[1]);
25 OFFSET(PT_R2, pt_regs, regs[2]);
26 OFFSET(PT_R3, pt_regs, regs[3]);
27 OFFSET(PT_R4, pt_regs, regs[4]);
28 OFFSET(PT_R5, pt_regs, regs[5]);
29 OFFSET(PT_R6, pt_regs, regs[6]);
30 OFFSET(PT_R7, pt_regs, regs[7]);
31 OFFSET(PT_R8, pt_regs, regs[8]);
32 OFFSET(PT_R9, pt_regs, regs[9]);
33 OFFSET(PT_R10, pt_regs, regs[10]);
34 OFFSET(PT_R11, pt_regs, regs[11]);
35 OFFSET(PT_R12, pt_regs, regs[12]);
36 OFFSET(PT_R13, pt_regs, regs[13]);
37 OFFSET(PT_R14, pt_regs, regs[14]);
38 OFFSET(PT_R15, pt_regs, regs[15]);
39 OFFSET(PT_R16, pt_regs, regs[16]);
40 OFFSET(PT_R17, pt_regs, regs[17]);
41 OFFSET(PT_R18, pt_regs, regs[18]);
42 OFFSET(PT_R19, pt_regs, regs[19]);
43 OFFSET(PT_R20, pt_regs, regs[20]);
44 OFFSET(PT_R21, pt_regs, regs[21]);
45 OFFSET(PT_R22, pt_regs, regs[22]);
46 OFFSET(PT_R23, pt_regs, regs[23]);
47 OFFSET(PT_R24, pt_regs, regs[24]);
48 OFFSET(PT_R25, pt_regs, regs[25]);
49 OFFSET(PT_R26, pt_regs, regs[26]);
50 OFFSET(PT_R27, pt_regs, regs[27]);
51 OFFSET(PT_R28, pt_regs, regs[28]);
52 OFFSET(PT_R29, pt_regs, regs[29]);
53 OFFSET(PT_R30, pt_regs, regs[30]);
54 OFFSET(PT_R31, pt_regs, regs[31]);
55 OFFSET(PT_LO, pt_regs, lo);
56 OFFSET(PT_HI, pt_regs, hi);
57 #ifdef CONFIG_CPU_HAS_SMARTMIPS
58 OFFSET(PT_ACX, pt_regs, acx);
60 OFFSET(PT_EPC, pt_regs, cp0_epc);
61 OFFSET(PT_BVADDR, pt_regs, cp0_badvaddr);
62 OFFSET(PT_STATUS, pt_regs, cp0_status);
63 OFFSET(PT_CAUSE, pt_regs, cp0_cause);
64 #ifdef CONFIG_MIPS_MT_SMTC
65 OFFSET(PT_TCSTATUS, pt_regs, cp0_tcstatus);
66 #endif /* CONFIG_MIPS_MT_SMTC */
67 DEFINE(PT_SIZE, sizeof(struct pt_regs));
71 void output_task_defines(void)
73 COMMENT("MIPS task_struct offsets.");
74 OFFSET(TASK_STATE, task_struct, state);
75 OFFSET(TASK_THREAD_INFO, task_struct, stack);
76 OFFSET(TASK_FLAGS, task_struct, flags);
77 OFFSET(TASK_MM, task_struct, mm);
78 OFFSET(TASK_PID, task_struct, pid);
79 DEFINE(TASK_STRUCT_SIZE, sizeof(struct task_struct));
83 void output_thread_info_defines(void)
85 COMMENT("MIPS thread_info offsets.");
86 OFFSET(TI_TASK, thread_info, task);
87 OFFSET(TI_EXEC_DOMAIN, thread_info, exec_domain);
88 OFFSET(TI_FLAGS, thread_info, flags);
89 OFFSET(TI_TP_VALUE, thread_info, tp_value);
90 OFFSET(TI_CPU, thread_info, cpu);
91 OFFSET(TI_PRE_COUNT, thread_info, preempt_count);
92 OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit);
93 OFFSET(TI_RESTART_BLOCK, thread_info, restart_block);
94 OFFSET(TI_REGS, thread_info, regs);
95 DEFINE(_THREAD_SIZE, THREAD_SIZE);
96 DEFINE(_THREAD_MASK, THREAD_MASK);
100 void output_thread_defines(void)
102 COMMENT("MIPS specific thread_struct offsets.");
103 OFFSET(THREAD_REG16, task_struct, thread.reg16);
104 OFFSET(THREAD_REG17, task_struct, thread.reg17);
105 OFFSET(THREAD_REG18, task_struct, thread.reg18);
106 OFFSET(THREAD_REG19, task_struct, thread.reg19);
107 OFFSET(THREAD_REG20, task_struct, thread.reg20);
108 OFFSET(THREAD_REG21, task_struct, thread.reg21);
109 OFFSET(THREAD_REG22, task_struct, thread.reg22);
110 OFFSET(THREAD_REG23, task_struct, thread.reg23);
111 OFFSET(THREAD_REG29, task_struct, thread.reg29);
112 OFFSET(THREAD_REG30, task_struct, thread.reg30);
113 OFFSET(THREAD_REG31, task_struct, thread.reg31);
114 OFFSET(THREAD_STATUS, task_struct,
116 OFFSET(THREAD_FPU, task_struct, thread.fpu);
118 OFFSET(THREAD_BVADDR, task_struct, \
119 thread.cp0_badvaddr);
120 OFFSET(THREAD_BUADDR, task_struct, \
121 thread.cp0_baduaddr);
122 OFFSET(THREAD_ECODE, task_struct, \
124 OFFSET(THREAD_TRAPNO, task_struct, thread.trap_no);
125 OFFSET(THREAD_TRAMP, task_struct, \
126 thread.irix_trampoline);
127 OFFSET(THREAD_OLDCTX, task_struct, \
132 void output_thread_fpu_defines(void)
134 OFFSET(THREAD_FPR0, task_struct, thread.fpu.fpr[0]);
135 OFFSET(THREAD_FPR1, task_struct, thread.fpu.fpr[1]);
136 OFFSET(THREAD_FPR2, task_struct, thread.fpu.fpr[2]);
137 OFFSET(THREAD_FPR3, task_struct, thread.fpu.fpr[3]);
138 OFFSET(THREAD_FPR4, task_struct, thread.fpu.fpr[4]);
139 OFFSET(THREAD_FPR5, task_struct, thread.fpu.fpr[5]);
140 OFFSET(THREAD_FPR6, task_struct, thread.fpu.fpr[6]);
141 OFFSET(THREAD_FPR7, task_struct, thread.fpu.fpr[7]);
142 OFFSET(THREAD_FPR8, task_struct, thread.fpu.fpr[8]);
143 OFFSET(THREAD_FPR9, task_struct, thread.fpu.fpr[9]);
144 OFFSET(THREAD_FPR10, task_struct, thread.fpu.fpr[10]);
145 OFFSET(THREAD_FPR11, task_struct, thread.fpu.fpr[11]);
146 OFFSET(THREAD_FPR12, task_struct, thread.fpu.fpr[12]);
147 OFFSET(THREAD_FPR13, task_struct, thread.fpu.fpr[13]);
148 OFFSET(THREAD_FPR14, task_struct, thread.fpu.fpr[14]);
149 OFFSET(THREAD_FPR15, task_struct, thread.fpu.fpr[15]);
150 OFFSET(THREAD_FPR16, task_struct, thread.fpu.fpr[16]);
151 OFFSET(THREAD_FPR17, task_struct, thread.fpu.fpr[17]);
152 OFFSET(THREAD_FPR18, task_struct, thread.fpu.fpr[18]);
153 OFFSET(THREAD_FPR19, task_struct, thread.fpu.fpr[19]);
154 OFFSET(THREAD_FPR20, task_struct, thread.fpu.fpr[20]);
155 OFFSET(THREAD_FPR21, task_struct, thread.fpu.fpr[21]);
156 OFFSET(THREAD_FPR22, task_struct, thread.fpu.fpr[22]);
157 OFFSET(THREAD_FPR23, task_struct, thread.fpu.fpr[23]);
158 OFFSET(THREAD_FPR24, task_struct, thread.fpu.fpr[24]);
159 OFFSET(THREAD_FPR25, task_struct, thread.fpu.fpr[25]);
160 OFFSET(THREAD_FPR26, task_struct, thread.fpu.fpr[26]);
161 OFFSET(THREAD_FPR27, task_struct, thread.fpu.fpr[27]);
162 OFFSET(THREAD_FPR28, task_struct, thread.fpu.fpr[28]);
163 OFFSET(THREAD_FPR29, task_struct, thread.fpu.fpr[29]);
164 OFFSET(THREAD_FPR30, task_struct, thread.fpu.fpr[30]);
165 OFFSET(THREAD_FPR31, task_struct, thread.fpu.fpr[31]);
167 OFFSET(THREAD_FCR31, task_struct, thread.fpu.fcr31);
171 void output_mm_defines(void)
173 COMMENT("Size of struct page");
174 DEFINE(STRUCT_PAGE_SIZE, sizeof(struct page));
176 COMMENT("Linux mm_struct offsets.");
177 OFFSET(MM_USERS, mm_struct, mm_users);
178 OFFSET(MM_PGD, mm_struct, pgd);
179 OFFSET(MM_CONTEXT, mm_struct, context);
181 DEFINE(_PAGE_SIZE, PAGE_SIZE);
182 DEFINE(_PAGE_SHIFT, PAGE_SHIFT);
184 DEFINE(_PGD_T_SIZE, sizeof(pgd_t));
185 DEFINE(_PMD_T_SIZE, sizeof(pmd_t));
186 DEFINE(_PTE_T_SIZE, sizeof(pte_t));
188 DEFINE(_PGD_T_LOG2, PGD_T_LOG2);
189 DEFINE(_PMD_T_LOG2, PMD_T_LOG2);
190 DEFINE(_PTE_T_LOG2, PTE_T_LOG2);
192 DEFINE(_PGD_ORDER, PGD_ORDER);
193 DEFINE(_PMD_ORDER, PMD_ORDER);
194 DEFINE(_PTE_ORDER, PTE_ORDER);
196 DEFINE(_PMD_SHIFT, PMD_SHIFT);
197 DEFINE(_PGDIR_SHIFT, PGDIR_SHIFT);
199 DEFINE(_PTRS_PER_PGD, PTRS_PER_PGD);
200 DEFINE(_PTRS_PER_PMD, PTRS_PER_PMD);
201 DEFINE(_PTRS_PER_PTE, PTRS_PER_PTE);
206 void output_sc_defines(void)
208 COMMENT("Linux sigcontext offsets.");
209 OFFSET(SC_REGS, sigcontext, sc_regs);
210 OFFSET(SC_FPREGS, sigcontext, sc_fpregs);
211 OFFSET(SC_ACX, sigcontext, sc_acx);
212 OFFSET(SC_MDHI, sigcontext, sc_mdhi);
213 OFFSET(SC_MDLO, sigcontext, sc_mdlo);
214 OFFSET(SC_PC, sigcontext, sc_pc);
215 OFFSET(SC_FPC_CSR, sigcontext, sc_fpc_csr);
216 OFFSET(SC_FPC_EIR, sigcontext, sc_fpc_eir);
217 OFFSET(SC_HI1, sigcontext, sc_hi1);
218 OFFSET(SC_LO1, sigcontext, sc_lo1);
219 OFFSET(SC_HI2, sigcontext, sc_hi2);
220 OFFSET(SC_LO2, sigcontext, sc_lo2);
221 OFFSET(SC_HI3, sigcontext, sc_hi3);
222 OFFSET(SC_LO3, sigcontext, sc_lo3);
228 void output_sc_defines(void)
230 COMMENT("Linux sigcontext offsets.");
231 OFFSET(SC_REGS, sigcontext, sc_regs);
232 OFFSET(SC_FPREGS, sigcontext, sc_fpregs);
233 OFFSET(SC_MDHI, sigcontext, sc_mdhi);
234 OFFSET(SC_MDLO, sigcontext, sc_mdlo);
235 OFFSET(SC_PC, sigcontext, sc_pc);
236 OFFSET(SC_FPC_CSR, sigcontext, sc_fpc_csr);
241 #ifdef CONFIG_MIPS32_COMPAT
242 void output_sc32_defines(void)
244 COMMENT("Linux 32-bit sigcontext offsets.");
245 OFFSET(SC32_FPREGS, sigcontext32, sc_fpregs);
246 OFFSET(SC32_FPC_CSR, sigcontext32, sc_fpc_csr);
247 OFFSET(SC32_FPC_EIR, sigcontext32, sc_fpc_eir);
252 void output_signal_defined(void)
254 COMMENT("Linux signal numbers.");
255 DEFINE(_SIGHUP, SIGHUP);
256 DEFINE(_SIGINT, SIGINT);
257 DEFINE(_SIGQUIT, SIGQUIT);
258 DEFINE(_SIGILL, SIGILL);
259 DEFINE(_SIGTRAP, SIGTRAP);
260 DEFINE(_SIGIOT, SIGIOT);
261 DEFINE(_SIGABRT, SIGABRT);
262 DEFINE(_SIGEMT, SIGEMT);
263 DEFINE(_SIGFPE, SIGFPE);
264 DEFINE(_SIGKILL, SIGKILL);
265 DEFINE(_SIGBUS, SIGBUS);
266 DEFINE(_SIGSEGV, SIGSEGV);
267 DEFINE(_SIGSYS, SIGSYS);
268 DEFINE(_SIGPIPE, SIGPIPE);
269 DEFINE(_SIGALRM, SIGALRM);
270 DEFINE(_SIGTERM, SIGTERM);
271 DEFINE(_SIGUSR1, SIGUSR1);
272 DEFINE(_SIGUSR2, SIGUSR2);
273 DEFINE(_SIGCHLD, SIGCHLD);
274 DEFINE(_SIGPWR, SIGPWR);
275 DEFINE(_SIGWINCH, SIGWINCH);
276 DEFINE(_SIGURG, SIGURG);
277 DEFINE(_SIGIO, SIGIO);
278 DEFINE(_SIGSTOP, SIGSTOP);
279 DEFINE(_SIGTSTP, SIGTSTP);
280 DEFINE(_SIGCONT, SIGCONT);
281 DEFINE(_SIGTTIN, SIGTTIN);
282 DEFINE(_SIGTTOU, SIGTTOU);
283 DEFINE(_SIGVTALRM, SIGVTALRM);
284 DEFINE(_SIGPROF, SIGPROF);
285 DEFINE(_SIGXCPU, SIGXCPU);
286 DEFINE(_SIGXFSZ, SIGXFSZ);
290 void output_irq_cpustat_t_defines(void)
292 COMMENT("Linux irq_cpustat_t offsets.");
293 DEFINE(IC_SOFTIRQ_PENDING,
294 offsetof(irq_cpustat_t, __softirq_pending));
295 DEFINE(IC_IRQ_CPUSTAT_T, sizeof(irq_cpustat_t));