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1da177e4 LT |
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 | */ | |
1da177e4 LT |
11 | #include <linux/compat.h> |
12 | #include <linux/types.h> | |
13 | #include <linux/sched.h> | |
14 | #include <linux/mm.h> | |
15 | #include <linux/interrupt.h> | |
fd04d206 | 16 | #include <linux/kbuild.h> |
1da177e4 LT |
17 | #include <asm/ptrace.h> |
18 | #include <asm/processor.h> | |
19 | ||
1da177e4 LT |
20 | void output_ptreg_defines(void) |
21 | { | |
fd04d206 CL |
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); | |
9693a853 | 57 | #ifdef CONFIG_CPU_HAS_SMARTMIPS |
fd04d206 | 58 | OFFSET(PT_ACX, pt_regs, acx); |
9693a853 | 59 | #endif |
fd04d206 CL |
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); | |
41c594ab | 64 | #ifdef CONFIG_MIPS_MT_SMTC |
fd04d206 | 65 | OFFSET(PT_TCSTATUS, pt_regs, cp0_tcstatus); |
41c594ab | 66 | #endif /* CONFIG_MIPS_MT_SMTC */ |
fd04d206 CL |
67 | DEFINE(PT_SIZE, sizeof(struct pt_regs)); |
68 | BLANK(); | |
1da177e4 LT |
69 | } |
70 | ||
71 | void output_task_defines(void) | |
72 | { | |
fd04d206 CL |
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)); | |
80 | BLANK(); | |
1da177e4 LT |
81 | } |
82 | ||
83 | void output_thread_info_defines(void) | |
84 | { | |
fd04d206 CL |
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); | |
97 | BLANK(); | |
1da177e4 LT |
98 | } |
99 | ||
100 | void output_thread_defines(void) | |
101 | { | |
fd04d206 CL |
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, | |
1da177e4 | 115 | thread.cp0_status); |
fd04d206 | 116 | OFFSET(THREAD_FPU, task_struct, thread.fpu); |
1da177e4 | 117 | |
fd04d206 | 118 | OFFSET(THREAD_BVADDR, task_struct, \ |
1da177e4 | 119 | thread.cp0_badvaddr); |
fd04d206 | 120 | OFFSET(THREAD_BUADDR, task_struct, \ |
1da177e4 | 121 | thread.cp0_baduaddr); |
fd04d206 | 122 | OFFSET(THREAD_ECODE, task_struct, \ |
1da177e4 | 123 | thread.error_code); |
fd04d206 CL |
124 | OFFSET(THREAD_TRAPNO, task_struct, thread.trap_no); |
125 | OFFSET(THREAD_TRAMP, task_struct, \ | |
1da177e4 | 126 | thread.irix_trampoline); |
fd04d206 | 127 | OFFSET(THREAD_OLDCTX, task_struct, \ |
1da177e4 | 128 | thread.irix_oldctx); |
fd04d206 | 129 | BLANK(); |
1da177e4 LT |
130 | } |
131 | ||
132 | void output_thread_fpu_defines(void) | |
133 | { | |
fd04d206 CL |
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]); | |
1da177e4 | 166 | |
fd04d206 CL |
167 | OFFSET(THREAD_FCR31, task_struct, thread.fpu.fcr31); |
168 | BLANK(); | |
1da177e4 LT |
169 | } |
170 | ||
171 | void output_mm_defines(void) | |
172 | { | |
fd04d206 CL |
173 | COMMENT("Size of struct page"); |
174 | DEFINE(STRUCT_PAGE_SIZE, sizeof(struct page)); | |
175 | BLANK(); | |
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); | |
180 | BLANK(); | |
181 | DEFINE(_PAGE_SIZE, PAGE_SIZE); | |
182 | DEFINE(_PAGE_SHIFT, PAGE_SHIFT); | |
183 | BLANK(); | |
184 | DEFINE(_PGD_T_SIZE, sizeof(pgd_t)); | |
185 | DEFINE(_PMD_T_SIZE, sizeof(pmd_t)); | |
186 | DEFINE(_PTE_T_SIZE, sizeof(pte_t)); | |
187 | BLANK(); | |
188 | DEFINE(_PGD_T_LOG2, PGD_T_LOG2); | |
189 | DEFINE(_PMD_T_LOG2, PMD_T_LOG2); | |
190 | DEFINE(_PTE_T_LOG2, PTE_T_LOG2); | |
191 | BLANK(); | |
192 | DEFINE(_PGD_ORDER, PGD_ORDER); | |
193 | DEFINE(_PMD_ORDER, PMD_ORDER); | |
194 | DEFINE(_PTE_ORDER, PTE_ORDER); | |
195 | BLANK(); | |
196 | DEFINE(_PMD_SHIFT, PMD_SHIFT); | |
197 | DEFINE(_PGDIR_SHIFT, PGDIR_SHIFT); | |
198 | BLANK(); | |
199 | DEFINE(_PTRS_PER_PGD, PTRS_PER_PGD); | |
200 | DEFINE(_PTRS_PER_PMD, PTRS_PER_PMD); | |
201 | DEFINE(_PTRS_PER_PTE, PTRS_PER_PTE); | |
202 | BLANK(); | |
1da177e4 LT |
203 | } |
204 | ||
e50c0a8f | 205 | #ifdef CONFIG_32BIT |
1da177e4 LT |
206 | void output_sc_defines(void) |
207 | { | |
fd04d206 CL |
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); | |
223 | BLANK(); | |
1da177e4 | 224 | } |
e50c0a8f RB |
225 | #endif |
226 | ||
227 | #ifdef CONFIG_64BIT | |
228 | void output_sc_defines(void) | |
229 | { | |
fd04d206 CL |
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); | |
237 | BLANK(); | |
e50c0a8f RB |
238 | } |
239 | #endif | |
1da177e4 LT |
240 | |
241 | #ifdef CONFIG_MIPS32_COMPAT | |
242 | void output_sc32_defines(void) | |
243 | { | |
fd04d206 CL |
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); | |
248 | BLANK(); | |
1da177e4 LT |
249 | } |
250 | #endif | |
251 | ||
252 | void output_signal_defined(void) | |
253 | { | |
fd04d206 CL |
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); | |
287 | BLANK(); | |
1da177e4 LT |
288 | } |
289 | ||
290 | void output_irq_cpustat_t_defines(void) | |
291 | { | |
fd04d206 CL |
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)); | |
296 | BLANK(); | |
1da177e4 | 297 | } |