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  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License
12  * as published by the Free Software Foundation; either version
13  * 2 of the License, or (at your option) any later version.
14  */
15 
16 #include <linux/signal.h>
17 #include <linux/sched.h>
18 #include <linux/kernel.h>
19 #include <linux/errno.h>
20 #include <linux/string.h>
21 #include <linux/types.h>
22 #include <linux/mman.h>
23 #include <linux/mm.h>
24 #include <linux/suspend.h>
25 #include <linux/hrtimer.h>
26 #ifdef CONFIG_KVM
27 #include <linux/kvm_host.h>
28 #endif
29 #ifdef CONFIG_PPC64
30 #include <linux/time.h>
31 #include <linux/hardirq.h>
32 #endif
33 #include <linux/kbuild.h>
34 
35 #include <asm/io.h>
36 #include <asm/page.h>
37 #include <asm/pgtable.h>
38 #include <asm/processor.h>
39 #include <asm/cputable.h>
40 #include <asm/thread_info.h>
41 #include <asm/rtas.h>
42 #include <asm/vdso_datapage.h>
43 #ifdef CONFIG_PPC64
44 #include <asm/paca.h>
45 #include <asm/lppaca.h>
46 #include <asm/cache.h>
47 #include <asm/compat.h>
48 #include <asm/mmu.h>
49 #include <asm/hvcall.h>
50 #endif
51 #ifdef CONFIG_PPC_ISERIES
52 #include <asm/iseries/alpaca.h>
53 #endif
54 
55 #if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
56 #include "head_booke.h"
57 #endif
58 
59 int main(void)
60 {
61 	DEFINE(THREAD, offsetof(struct task_struct, thread));
62 	DEFINE(MM, offsetof(struct task_struct, mm));
63 #ifdef CONFIG_PPC64
64 	DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context));
65 #else
66 	DEFINE(THREAD_INFO, offsetof(struct task_struct, stack));
67 #endif /* CONFIG_PPC64 */
68 
69 	DEFINE(KSP, offsetof(struct thread_struct, ksp));
70 	DEFINE(KSP_LIMIT, offsetof(struct thread_struct, ksp_limit));
71 	DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
72 	DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode));
73 	DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
74 	DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
75 #ifdef CONFIG_ALTIVEC
76 	DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]));
77 	DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave));
78 	DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
79 	DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr));
80 #endif /* CONFIG_ALTIVEC */
81 #ifdef CONFIG_VSX
82 	DEFINE(THREAD_VSR0, offsetof(struct thread_struct, fpr));
83 	DEFINE(THREAD_USED_VSR, offsetof(struct thread_struct, used_vsr));
84 #endif /* CONFIG_VSX */
85 #ifdef CONFIG_PPC64
86 	DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid));
87 #else /* CONFIG_PPC64 */
88 	DEFINE(PGDIR, offsetof(struct thread_struct, pgdir));
89 #if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
90 	DEFINE(THREAD_DBCR0, offsetof(struct thread_struct, dbcr0));
91 #endif
92 #ifdef CONFIG_SPE
93 	DEFINE(THREAD_EVR0, offsetof(struct thread_struct, evr[0]));
94 	DEFINE(THREAD_ACC, offsetof(struct thread_struct, acc));
95 	DEFINE(THREAD_SPEFSCR, offsetof(struct thread_struct, spefscr));
96 	DEFINE(THREAD_USED_SPE, offsetof(struct thread_struct, used_spe));
97 #endif /* CONFIG_SPE */
98 #endif /* CONFIG_PPC64 */
99 
100 	DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
101 	DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags));
102 	DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
103 	DEFINE(TI_TASK, offsetof(struct thread_info, task));
104 	DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
105 
106 #ifdef CONFIG_PPC64
107 	DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size));
108 	DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size));
109 	DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page));
110 	DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
111 	DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
112 	DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
113 	/* paca */
114 	DEFINE(PACA_SIZE, sizeof(struct paca_struct));
115 	DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
116 	DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start));
117 	DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack));
118 	DEFINE(PACACURRENT, offsetof(struct paca_struct, __current));
119 	DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr));
120 	DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real));
121 	DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr));
122 	DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr));
123 	DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1));
124 	DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc));
125 	DEFINE(PACAKBASE, offsetof(struct paca_struct, kernelbase));
126 	DEFINE(PACAKMSR, offsetof(struct paca_struct, kernel_msr));
127 	DEFINE(PACASOFTIRQEN, offsetof(struct paca_struct, soft_enabled));
128 	DEFINE(PACAHARDIRQEN, offsetof(struct paca_struct, hard_enabled));
129 	DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache));
130 	DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr));
131 	DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
132 	DEFINE(PACAVMALLOCSLLP, offsetof(struct paca_struct, vmalloc_sllp));
133 #ifdef CONFIG_PPC_MM_SLICES
134 	DEFINE(PACALOWSLICESPSIZE, offsetof(struct paca_struct,
135 					    context.low_slices_psize));
136 	DEFINE(PACAHIGHSLICEPSIZE, offsetof(struct paca_struct,
137 					    context.high_slices_psize));
138 	DEFINE(MMUPSIZEDEFSIZE, sizeof(struct mmu_psize_def));
139 	DEFINE(MMUPSIZESLLP, offsetof(struct mmu_psize_def, sllp));
140 #else
141 	DEFINE(PACACONTEXTSLLP, offsetof(struct paca_struct, context.sllp));
142 
143 #endif /* CONFIG_PPC_MM_SLICES */
144 	DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
145 	DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
146 	DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb));
147 	DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
148 	DEFINE(PACALPPACAPTR, offsetof(struct paca_struct, lppaca_ptr));
149 	DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
150 	DEFINE(PACA_STARTPURR, offsetof(struct paca_struct, startpurr));
151 	DEFINE(PACA_STARTSPURR, offsetof(struct paca_struct, startspurr));
152 	DEFINE(PACA_USER_TIME, offsetof(struct paca_struct, user_time));
153 	DEFINE(PACA_SYSTEM_TIME, offsetof(struct paca_struct, system_time));
154 	DEFINE(PACA_SLBSHADOWPTR, offsetof(struct paca_struct, slb_shadow_ptr));
155 	DEFINE(PACA_DATA_OFFSET, offsetof(struct paca_struct, data_offset));
156 	DEFINE(PACA_TRAP_SAVE, offsetof(struct paca_struct, trap_save));
157 
158 	DEFINE(SLBSHADOW_STACKVSID,
159 	       offsetof(struct slb_shadow, save_area[SLB_NUM_BOLTED - 1].vsid));
160 	DEFINE(SLBSHADOW_STACKESID,
161 	       offsetof(struct slb_shadow, save_area[SLB_NUM_BOLTED - 1].esid));
162 	DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
163 	DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
164 	DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int));
165 	DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int));
166 	DEFINE(SLBSHADOW_SAVEAREA, offsetof(struct slb_shadow, save_area));
167 #endif /* CONFIG_PPC64 */
168 
169 	/* RTAS */
170 	DEFINE(RTASBASE, offsetof(struct rtas_t, base));
171 	DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));
172 
173 	/* Interrupt register frame */
174 	DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD);
175 	DEFINE(INT_FRAME_SIZE, STACK_INT_FRAME_SIZE);
176 #ifdef CONFIG_PPC64
177 	DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
178 	/* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
179 	DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
180 	DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
181 
182 	/* hcall statistics */
183 	DEFINE(HCALL_STAT_SIZE, sizeof(struct hcall_stats));
184 	DEFINE(HCALL_STAT_CALLS, offsetof(struct hcall_stats, num_calls));
185 	DEFINE(HCALL_STAT_TB, offsetof(struct hcall_stats, tb_total));
186 	DEFINE(HCALL_STAT_PURR, offsetof(struct hcall_stats, purr_total));
187 #endif /* CONFIG_PPC64 */
188 	DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
189 	DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
190 	DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
191 	DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]));
192 	DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]));
193 	DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]));
194 	DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]));
195 	DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]));
196 	DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]));
197 	DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]));
198 	DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10]));
199 	DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]));
200 	DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]));
201 	DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]));
202 #ifndef CONFIG_PPC64
203 	DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14]));
204 	DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15]));
205 	DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16]));
206 	DEFINE(GPR17, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[17]));
207 	DEFINE(GPR18, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[18]));
208 	DEFINE(GPR19, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[19]));
209 	DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20]));
210 	DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21]));
211 	DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22]));
212 	DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23]));
213 	DEFINE(GPR24, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[24]));
214 	DEFINE(GPR25, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[25]));
215 	DEFINE(GPR26, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[26]));
216 	DEFINE(GPR27, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[27]));
217 	DEFINE(GPR28, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[28]));
218 	DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29]));
219 	DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30]));
220 	DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31]));
221 #endif /* CONFIG_PPC64 */
222 	/*
223 	 * Note: these symbols include _ because they overlap with special
224 	 * register names
225 	 */
226 	DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip));
227 	DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr));
228 	DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
229 	DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
230 	DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
231 	DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
232 	DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
233 	DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
234 	DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
235 	DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
236 	DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
237 #ifndef CONFIG_PPC64
238 	DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
239 	/*
240 	 * The PowerPC 400-class & Book-E processors have neither the DAR
241 	 * nor the DSISR SPRs. Hence, we overload them to hold the similar
242 	 * DEAR and ESR SPRs for such processors.  For critical interrupts
243 	 * we use them to hold SRR0 and SRR1.
244 	 */
245 	DEFINE(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
246 	DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
247 #else /* CONFIG_PPC64 */
248 	DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));
249 
250 	/* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
251 	DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
252 	DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
253 #endif /* CONFIG_PPC64 */
254 
255 #if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
256 	DEFINE(EXC_LVL_SIZE, STACK_EXC_LVL_FRAME_SIZE);
257 	DEFINE(MAS0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas0));
258 	/* we overload MMUCR for 44x on MAS0 since they are mutually exclusive */
259 	DEFINE(MMUCR, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas0));
260 	DEFINE(MAS1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas1));
261 	DEFINE(MAS2, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas2));
262 	DEFINE(MAS3, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas3));
263 	DEFINE(MAS6, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas6));
264 	DEFINE(MAS7, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas7));
265 	DEFINE(_SRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, srr0));
266 	DEFINE(_SRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, srr1));
267 	DEFINE(_CSRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, csrr0));
268 	DEFINE(_CSRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, csrr1));
269 	DEFINE(_DSRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, dsrr0));
270 	DEFINE(_DSRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, dsrr1));
271 	DEFINE(SAVED_KSP_LIMIT, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, saved_ksp_limit));
272 #endif
273 
274 	DEFINE(CLONE_VM, CLONE_VM);
275 	DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);
276 
277 #ifndef CONFIG_PPC64
278 	DEFINE(MM_PGD, offsetof(struct mm_struct, pgd));
279 #endif /* ! CONFIG_PPC64 */
280 
281 	/* About the CPU features table */
282 	DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec));
283 	DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask));
284 	DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value));
285 	DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features));
286 	DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup));
287 	DEFINE(CPU_SPEC_RESTORE, offsetof(struct cpu_spec, cpu_restore));
288 
289 	DEFINE(pbe_address, offsetof(struct pbe, address));
290 	DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
291 	DEFINE(pbe_next, offsetof(struct pbe, next));
292 
293 #ifndef CONFIG_PPC64
294 	DEFINE(TASK_SIZE, TASK_SIZE);
295 	DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
296 #endif /* ! CONFIG_PPC64 */
297 
298 	/* datapage offsets for use by vdso */
299 	DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct vdso_data, tb_orig_stamp));
300 	DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct vdso_data, tb_ticks_per_sec));
301 	DEFINE(CFG_TB_TO_XS, offsetof(struct vdso_data, tb_to_xs));
302 	DEFINE(CFG_STAMP_XSEC, offsetof(struct vdso_data, stamp_xsec));
303 	DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct vdso_data, tb_update_count));
304 	DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct vdso_data, tz_minuteswest));
305 	DEFINE(CFG_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime));
306 	DEFINE(CFG_SYSCALL_MAP32, offsetof(struct vdso_data, syscall_map_32));
307 	DEFINE(WTOM_CLOCK_SEC, offsetof(struct vdso_data, wtom_clock_sec));
308 	DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
309 	DEFINE(CFG_ICACHE_BLOCKSZ, offsetof(struct vdso_data, icache_block_size));
310 	DEFINE(CFG_DCACHE_BLOCKSZ, offsetof(struct vdso_data, dcache_block_size));
311 	DEFINE(CFG_ICACHE_LOGBLOCKSZ, offsetof(struct vdso_data, icache_log_block_size));
312 	DEFINE(CFG_DCACHE_LOGBLOCKSZ, offsetof(struct vdso_data, dcache_log_block_size));
313 #ifdef CONFIG_PPC64
314 	DEFINE(CFG_SYSCALL_MAP64, offsetof(struct vdso_data, syscall_map_64));
315 	DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec));
316 	DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec));
317 	DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec));
318 	DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec));
319 	DEFINE(TSPC64_TV_SEC, offsetof(struct timespec, tv_sec));
320 	DEFINE(TSPC64_TV_NSEC, offsetof(struct timespec, tv_nsec));
321 	DEFINE(TSPC32_TV_SEC, offsetof(struct compat_timespec, tv_sec));
322 	DEFINE(TSPC32_TV_NSEC, offsetof(struct compat_timespec, tv_nsec));
323 #else
324 	DEFINE(TVAL32_TV_SEC, offsetof(struct timeval, tv_sec));
325 	DEFINE(TVAL32_TV_USEC, offsetof(struct timeval, tv_usec));
326 	DEFINE(TSPC32_TV_SEC, offsetof(struct timespec, tv_sec));
327 	DEFINE(TSPC32_TV_NSEC, offsetof(struct timespec, tv_nsec));
328 #endif
329 	/* timeval/timezone offsets for use by vdso */
330 	DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
331 	DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));
332 
333 	/* Other bits used by the vdso */
334 	DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
335 	DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
336 	DEFINE(NSEC_PER_SEC, NSEC_PER_SEC);
337 	DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
338 
339 #ifdef CONFIG_BUG
340 	DEFINE(BUG_ENTRY_SIZE, sizeof(struct bug_entry));
341 #endif
342 
343 #ifdef CONFIG_PPC_ISERIES
344 	/* the assembler miscalculates the VSID values */
345 	DEFINE(PAGE_OFFSET_ESID, GET_ESID(PAGE_OFFSET));
346 	DEFINE(PAGE_OFFSET_VSID, KERNEL_VSID(PAGE_OFFSET));
347 	DEFINE(VMALLOC_START_ESID, GET_ESID(VMALLOC_START));
348 	DEFINE(VMALLOC_START_VSID, KERNEL_VSID(VMALLOC_START));
349 
350 	/* alpaca */
351 	DEFINE(ALPACA_SIZE, sizeof(struct alpaca));
352 #endif
353 
354 	DEFINE(PGD_TABLE_SIZE, PGD_TABLE_SIZE);
355 	DEFINE(PTE_SIZE, sizeof(pte_t));
356 
357 #ifdef CONFIG_KVM
358 	DEFINE(TLBE_BYTES, sizeof(struct tlbe));
359 
360 	DEFINE(VCPU_HOST_STACK, offsetof(struct kvm_vcpu, arch.host_stack));
361 	DEFINE(VCPU_HOST_PID, offsetof(struct kvm_vcpu, arch.host_pid));
362 	DEFINE(VCPU_SHADOW_TLB, offsetof(struct kvm_vcpu, arch.shadow_tlb));
363 	DEFINE(VCPU_SHADOW_MOD, offsetof(struct kvm_vcpu, arch.shadow_tlb_mod));
364 	DEFINE(VCPU_GPRS, offsetof(struct kvm_vcpu, arch.gpr));
365 	DEFINE(VCPU_LR, offsetof(struct kvm_vcpu, arch.lr));
366 	DEFINE(VCPU_CR, offsetof(struct kvm_vcpu, arch.cr));
367 	DEFINE(VCPU_XER, offsetof(struct kvm_vcpu, arch.xer));
368 	DEFINE(VCPU_CTR, offsetof(struct kvm_vcpu, arch.ctr));
369 	DEFINE(VCPU_PC, offsetof(struct kvm_vcpu, arch.pc));
370 	DEFINE(VCPU_MSR, offsetof(struct kvm_vcpu, arch.msr));
371 	DEFINE(VCPU_SPRG4, offsetof(struct kvm_vcpu, arch.sprg4));
372 	DEFINE(VCPU_SPRG5, offsetof(struct kvm_vcpu, arch.sprg5));
373 	DEFINE(VCPU_SPRG6, offsetof(struct kvm_vcpu, arch.sprg6));
374 	DEFINE(VCPU_SPRG7, offsetof(struct kvm_vcpu, arch.sprg7));
375 	DEFINE(VCPU_SHADOW_PID, offsetof(struct kvm_vcpu, arch.shadow_pid));
376 
377 	DEFINE(VCPU_LAST_INST, offsetof(struct kvm_vcpu, arch.last_inst));
378 	DEFINE(VCPU_FAULT_DEAR, offsetof(struct kvm_vcpu, arch.fault_dear));
379 	DEFINE(VCPU_FAULT_ESR, offsetof(struct kvm_vcpu, arch.fault_esr));
380 #endif
381 
382 	return 0;
383 }
384