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
));