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1da177e4 LT |
1 | /* |
2 | * This program is used to generate definitions needed by | |
3 | * assembly language modules. | |
4 | * | |
5 | * We use the technique used in the OSF Mach kernel code: | |
6 | * generate asm statements containing #defines, | |
7 | * compile this file to assembler, and then extract the | |
8 | * #defines from the assembly-language output. | |
9 | */ | |
10 | ||
1da177e4 LT |
11 | #include <linux/signal.h> |
12 | #include <linux/sched.h> | |
13 | #include <linux/kernel.h> | |
14 | #include <linux/errno.h> | |
15 | #include <linux/string.h> | |
16 | #include <linux/types.h> | |
17 | #include <linux/ptrace.h> | |
18 | #include <linux/suspend.h> | |
19 | #include <linux/mman.h> | |
20 | #include <linux/mm.h> | |
21 | #include <asm/io.h> | |
22 | #include <asm/page.h> | |
23 | #include <asm/pgtable.h> | |
24 | #include <asm/processor.h> | |
25 | #include <asm/cputable.h> | |
26 | #include <asm/thread_info.h> | |
271c3f35 | 27 | #include <asm/vdso_datapage.h> |
1da177e4 LT |
28 | |
29 | #define DEFINE(sym, val) \ | |
30 | asm volatile("\n->" #sym " %0 " #val : : "i" (val)) | |
31 | ||
32 | #define BLANK() asm volatile("\n->" : : ) | |
33 | ||
34 | int | |
35 | main(void) | |
36 | { | |
37 | DEFINE(THREAD, offsetof(struct task_struct, thread)); | |
f7e4217b | 38 | DEFINE(THREAD_INFO, offsetof(struct task_struct, stack)); |
1da177e4 LT |
39 | DEFINE(MM, offsetof(struct task_struct, mm)); |
40 | DEFINE(PTRACE, offsetof(struct task_struct, ptrace)); | |
41 | DEFINE(KSP, offsetof(struct thread_struct, ksp)); | |
42 | DEFINE(PGDIR, offsetof(struct thread_struct, pgdir)); | |
1da177e4 LT |
43 | DEFINE(PT_REGS, offsetof(struct thread_struct, regs)); |
44 | DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode)); | |
45 | DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0])); | |
46 | DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr)); | |
47 | #if defined(CONFIG_4xx) || defined(CONFIG_BOOKE) | |
48 | DEFINE(THREAD_DBCR0, offsetof(struct thread_struct, dbcr0)); | |
49 | DEFINE(PT_PTRACED, PT_PTRACED); | |
50 | #endif | |
51 | #ifdef CONFIG_ALTIVEC | |
52 | DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0])); | |
53 | DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave)); | |
54 | DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr)); | |
55 | DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr)); | |
56 | #endif /* CONFIG_ALTIVEC */ | |
57 | #ifdef CONFIG_SPE | |
58 | DEFINE(THREAD_EVR0, offsetof(struct thread_struct, evr[0])); | |
59 | DEFINE(THREAD_ACC, offsetof(struct thread_struct, acc)); | |
60 | DEFINE(THREAD_SPEFSCR, offsetof(struct thread_struct, spefscr)); | |
61 | DEFINE(THREAD_USED_SPE, offsetof(struct thread_struct, used_spe)); | |
62 | #endif /* CONFIG_SPE */ | |
63 | /* Interrupt register frame */ | |
64 | DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD); | |
65 | DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs)); | |
66 | /* in fact we only use gpr0 - gpr9 and gpr20 - gpr23 */ | |
67 | DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0])); | |
68 | DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1])); | |
69 | DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2])); | |
70 | DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3])); | |
71 | DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4])); | |
72 | DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5])); | |
73 | DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6])); | |
74 | DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7])); | |
75 | DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8])); | |
76 | DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9])); | |
77 | DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10])); | |
78 | DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11])); | |
79 | DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12])); | |
80 | DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13])); | |
81 | DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14])); | |
82 | DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15])); | |
83 | DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16])); | |
84 | DEFINE(GPR17, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[17])); | |
85 | DEFINE(GPR18, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[18])); | |
86 | DEFINE(GPR19, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[19])); | |
87 | DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20])); | |
88 | DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21])); | |
89 | DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22])); | |
90 | DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23])); | |
91 | DEFINE(GPR24, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[24])); | |
92 | DEFINE(GPR25, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[25])); | |
93 | DEFINE(GPR26, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[26])); | |
94 | DEFINE(GPR27, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[27])); | |
95 | DEFINE(GPR28, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[28])); | |
96 | DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29])); | |
97 | DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30])); | |
98 | DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31])); | |
99 | /* Note: these symbols include _ because they overlap with special | |
100 | * register names | |
101 | */ | |
102 | DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip)); | |
103 | DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr)); | |
104 | DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr)); | |
105 | DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link)); | |
106 | DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr)); | |
107 | DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq)); | |
108 | DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer)); | |
109 | DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar)); | |
110 | DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr)); | |
111 | /* The PowerPC 400-class & Book-E processors have neither the DAR nor the DSISR | |
112 | * SPRs. Hence, we overload them to hold the similar DEAR and ESR SPRs | |
113 | * for such processors. For critical interrupts we use them to | |
114 | * hold SRR0 and SRR1. | |
115 | */ | |
116 | DEFINE(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar)); | |
117 | DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr)); | |
118 | DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3)); | |
119 | DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result)); | |
120 | DEFINE(TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap)); | |
121 | DEFINE(CLONE_VM, CLONE_VM); | |
122 | DEFINE(CLONE_UNTRACED, CLONE_UNTRACED); | |
123 | DEFINE(MM_PGD, offsetof(struct mm_struct, pgd)); | |
124 | ||
125 | /* About the CPU features table */ | |
126 | DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec)); | |
127 | DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask)); | |
128 | DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value)); | |
129 | DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features)); | |
130 | DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup)); | |
131 | ||
132 | DEFINE(TI_TASK, offsetof(struct thread_info, task)); | |
133 | DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain)); | |
134 | DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); | |
b82e8005 | 135 | DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags)); |
1da177e4 LT |
136 | DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); |
137 | DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); | |
138 | ||
139 | DEFINE(pbe_address, offsetof(struct pbe, address)); | |
140 | DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address)); | |
141 | DEFINE(pbe_next, offsetof(struct pbe, next)); | |
142 | ||
fd582ec8 | 143 | DEFINE(TASK_SIZE, TASK_SIZE); |
1da177e4 | 144 | DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28); |
271c3f35 PM |
145 | |
146 | /* datapage offsets for use by vdso */ | |
147 | DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct vdso_data, tb_orig_stamp)); | |
148 | DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct vdso_data, tb_ticks_per_sec)); | |
149 | DEFINE(CFG_TB_TO_XS, offsetof(struct vdso_data, tb_to_xs)); | |
150 | DEFINE(CFG_STAMP_XSEC, offsetof(struct vdso_data, stamp_xsec)); | |
151 | DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct vdso_data, tb_update_count)); | |
152 | DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct vdso_data, tz_minuteswest)); | |
153 | DEFINE(CFG_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime)); | |
154 | DEFINE(CFG_SYSCALL_MAP32, offsetof(struct vdso_data, syscall_map_32)); | |
155 | DEFINE(WTOM_CLOCK_SEC, offsetof(struct vdso_data, wtom_clock_sec)); | |
156 | DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec)); | |
157 | DEFINE(TVAL32_TV_SEC, offsetof(struct timeval, tv_sec)); | |
158 | DEFINE(TVAL32_TV_USEC, offsetof(struct timeval, tv_usec)); | |
159 | DEFINE(TSPEC32_TV_SEC, offsetof(struct timespec, tv_sec)); | |
160 | DEFINE(TSPEC32_TV_NSEC, offsetof(struct timespec, tv_nsec)); | |
161 | ||
162 | /* timeval/timezone offsets for use by vdso */ | |
163 | DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest)); | |
164 | DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime)); | |
165 | ||
166 | /* Other bits used by the vdso */ | |
167 | DEFINE(CLOCK_REALTIME, CLOCK_REALTIME); | |
168 | DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC); | |
169 | DEFINE(NSEC_PER_SEC, NSEC_PER_SEC); | |
170 | DEFINE(CLOCK_REALTIME_RES, TICK_NSEC); | |
171 | ||
1da177e4 LT |
172 | return 0; |
173 | } |