arch/powerpc/kernel/asm-offsets.c

   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_PPC64
  27 #include <linux/time.h>
  28 #include <linux/hardirq.h>
  29 #endif
  30 #include <linux/kbuild.h>
  31
  32 #include <asm/io.h>
  33 #include <asm/page.h>
  34 #include <asm/pgtable.h>
  35 #include <asm/processor.h>
  36 #include <asm/cputable.h>
  37 #include <asm/thread_info.h>
  38 #include <asm/rtas.h>
  39 #include <asm/vdso_datapage.h>
  40 #ifdef CONFIG_PPC64
  41 #include <asm/paca.h>
  42 #include <asm/lppaca.h>
  43 #include <asm/cache.h>
  44 #include <asm/compat.h>
  45 #include <asm/mmu.h>
  46 #include <asm/hvcall.h>
  47 #include <asm/xics.h>
  48 #endif
  49 #ifdef CONFIG_PPC_POWERNV
  50 #include <asm/opal.h>
  51 #endif
  52 #if defined(CONFIG_KVM) || defined(CONFIG_KVM_GUEST)
  53 #include <linux/kvm_host.h>
  54 #endif
  55 #if defined(CONFIG_KVM) && defined(CONFIG_PPC_BOOK3S)
  56 #include <asm/kvm_book3s.h>
  57 #endif
  58
  59 #ifdef CONFIG_PPC32
  60 #if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
  61 #include "head_booke.h"
  62 #endif
  63 #endif
  64
  65 #if defined(CONFIG_PPC_FSL_BOOK3E)
  66 #include "../mm/mmu_decl.h"
  67 #endif
  68
  69 int main(void)
  70 {
  71         DEFINE(THREAD, offsetof(struct task_struct, thread));
  72         DEFINE(MM, offsetof(struct task_struct, mm));
  73         DEFINE(MMCONTEXTID, offsetof(struct mm_struct, context.id));
  74 #ifdef CONFIG_PPC64
  75         DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context));
  76         DEFINE(SIGSEGV, SIGSEGV);
  77         DEFINE(NMI_MASK, NMI_MASK);
  78         DEFINE(THREAD_DSCR, offsetof(struct thread_struct, dscr));
  79 #else
  80         DEFINE(THREAD_INFO, offsetof(struct task_struct, stack));
  81 #endif /* CONFIG_PPC64 */
  82
  83         DEFINE(KSP, offsetof(struct thread_struct, ksp));
  84         DEFINE(KSP_LIMIT, offsetof(struct thread_struct, ksp_limit));
  85         DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
  86 #ifdef CONFIG_BOOKE
  87         DEFINE(THREAD_NORMSAVES, offsetof(struct thread_struct, normsave[0]));
  88 #endif
  89         DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode));
  90         DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
  91         DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
  92 #ifdef CONFIG_ALTIVEC
  93         DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]));
  94         DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave));
  95         DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
  96         DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr));
  97 #endif /* CONFIG_ALTIVEC */
  98 #ifdef CONFIG_VSX
  99         DEFINE(THREAD_VSR0, offsetof(struct thread_struct, fpr));
 100         DEFINE(THREAD_USED_VSR, offsetof(struct thread_struct, used_vsr));
 101 #endif /* CONFIG_VSX */
 102 #ifdef CONFIG_PPC64
 103         DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid));
 104 #else /* CONFIG_PPC64 */
 105         DEFINE(PGDIR, offsetof(struct thread_struct, pgdir));
 106 #if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
 107         DEFINE(THREAD_DBCR0, offsetof(struct thread_struct, dbcr0));
 108 #endif
 109 #ifdef CONFIG_SPE
 110         DEFINE(THREAD_EVR0, offsetof(struct thread_struct, evr[0]));
 111         DEFINE(THREAD_ACC, offsetof(struct thread_struct, acc));
 112         DEFINE(THREAD_SPEFSCR, offsetof(struct thread_struct, spefscr));
 113         DEFINE(THREAD_USED_SPE, offsetof(struct thread_struct, used_spe));
 114 #endif /* CONFIG_SPE */
 115 #endif /* CONFIG_PPC64 */
 116 #ifdef CONFIG_KVM_BOOK3S_32_HANDLER
 117         DEFINE(THREAD_KVM_SVCPU, offsetof(struct thread_struct, kvm_shadow_vcpu));
 118 #endif
 119
 120         DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
 121         DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags));
 122         DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
 123         DEFINE(TI_TASK, offsetof(struct thread_info, task));
 124         DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
 125
 126 #ifdef CONFIG_PPC64
 127         DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size));
 128         DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size));
 129         DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page));
 130         DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
 131         DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
 132         DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
 133         /* paca */
 134         DEFINE(PACA_SIZE, sizeof(struct paca_struct));
 135         DEFINE(PACA_LOCK_TOKEN, offsetof(struct paca_struct, lock_token));
 136         DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
 137         DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start));
 138         DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack));
 139         DEFINE(PACACURRENT, offsetof(struct paca_struct, __current));
 140         DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr));
 141         DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr));
 142         DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1));
 143         DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc));
 144         DEFINE(PACAKBASE, offsetof(struct paca_struct, kernelbase));
 145         DEFINE(PACAKMSR, offsetof(struct paca_struct, kernel_msr));
 146         DEFINE(PACASOFTIRQEN, offsetof(struct paca_struct, soft_enabled));
 147         DEFINE(PACAIRQHAPPENED, offsetof(struct paca_struct, irq_happened));
 148         DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
 149 #ifdef CONFIG_PPC_MM_SLICES
 150         DEFINE(PACALOWSLICESPSIZE, offsetof(struct paca_struct,
 151                                             context.low_slices_psize));
 152         DEFINE(PACAHIGHSLICEPSIZE, offsetof(struct paca_struct,
 153                                             context.high_slices_psize));
 154         DEFINE(MMUPSIZEDEFSIZE, sizeof(struct mmu_psize_def));
 155 #endif /* CONFIG_PPC_MM_SLICES */
 156
 157 #ifdef CONFIG_PPC_BOOK3E
 158         DEFINE(PACAPGD, offsetof(struct paca_struct, pgd));
 159         DEFINE(PACA_KERNELPGD, offsetof(struct paca_struct, kernel_pgd));
 160         DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
 161         DEFINE(PACA_EXTLB, offsetof(struct paca_struct, extlb));
 162         DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
 163         DEFINE(PACA_EXCRIT, offsetof(struct paca_struct, excrit));
 164         DEFINE(PACA_EXDBG, offsetof(struct paca_struct, exdbg));
 165         DEFINE(PACA_MC_STACK, offsetof(struct paca_struct, mc_kstack));
 166         DEFINE(PACA_CRIT_STACK, offsetof(struct paca_struct, crit_kstack));
 167         DEFINE(PACA_DBG_STACK, offsetof(struct paca_struct, dbg_kstack));
 168 #endif /* CONFIG_PPC_BOOK3E */
 169
 170 #ifdef CONFIG_PPC_STD_MMU_64
 171         DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real));
 172         DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr));
 173         DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache));
 174         DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr));
 175         DEFINE(PACAVMALLOCSLLP, offsetof(struct paca_struct, vmalloc_sllp));
 176 #ifdef CONFIG_PPC_MM_SLICES
 177         DEFINE(MMUPSIZESLLP, offsetof(struct mmu_psize_def, sllp));
 178 #else
 179         DEFINE(PACACONTEXTSLLP, offsetof(struct paca_struct, context.sllp));
 180 #endif /* CONFIG_PPC_MM_SLICES */
 181         DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
 182         DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
 183         DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb));
 184         DEFINE(PACALPPACAPTR, offsetof(struct paca_struct, lppaca_ptr));
 185         DEFINE(PACA_SLBSHADOWPTR, offsetof(struct paca_struct, slb_shadow_ptr));
 186         DEFINE(SLBSHADOW_STACKVSID,
 187                offsetof(struct slb_shadow, save_area[SLB_NUM_BOLTED - 1].vsid));
 188         DEFINE(SLBSHADOW_STACKESID,
 189                offsetof(struct slb_shadow, save_area[SLB_NUM_BOLTED - 1].esid));
 190         DEFINE(SLBSHADOW_SAVEAREA, offsetof(struct slb_shadow, save_area));
 191         DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
 192         DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
 193         DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int));
 194         DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int));
 195         DEFINE(LPPACA_PMCINUSE, offsetof(struct lppaca, pmcregs_in_use));
 196         DEFINE(LPPACA_DTLIDX, offsetof(struct lppaca, dtl_idx));
 197         DEFINE(LPPACA_YIELDCOUNT, offsetof(struct lppaca, yield_count));
 198         DEFINE(PACA_DTL_RIDX, offsetof(struct paca_struct, dtl_ridx));
 199 #endif /* CONFIG_PPC_STD_MMU_64 */
 200         DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
 201         DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
 202         DEFINE(PACAKEXECSTATE, offsetof(struct paca_struct, kexec_state));
 203         DEFINE(PACA_STARTTIME, offsetof(struct paca_struct, starttime));
 204         DEFINE(PACA_STARTTIME_USER, offsetof(struct paca_struct, starttime_user));
 205         DEFINE(PACA_USER_TIME, offsetof(struct paca_struct, user_time));
 206         DEFINE(PACA_SYSTEM_TIME, offsetof(struct paca_struct, system_time));
 207         DEFINE(PACA_TRAP_SAVE, offsetof(struct paca_struct, trap_save));
 208         DEFINE(PACA_NAPSTATELOST, offsetof(struct paca_struct, nap_state_lost));
 209 #endif /* CONFIG_PPC64 */
 210
 211         /* RTAS */
 212         DEFINE(RTASBASE, offsetof(struct rtas_t, base));
 213         DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));
 214
 215         /* Interrupt register frame */
 216         DEFINE(INT_FRAME_SIZE, STACK_INT_FRAME_SIZE);
 217         DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
 218 #ifdef CONFIG_PPC64
 219         /* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
 220         DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
 221         DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
 222
 223         /* hcall statistics */
 224         DEFINE(HCALL_STAT_SIZE, sizeof(struct hcall_stats));
 225         DEFINE(HCALL_STAT_CALLS, offsetof(struct hcall_stats, num_calls));
 226         DEFINE(HCALL_STAT_TB, offsetof(struct hcall_stats, tb_total));
 227         DEFINE(HCALL_STAT_PURR, offsetof(struct hcall_stats, purr_total));
 228 #endif /* CONFIG_PPC64 */
 229         DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
 230         DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
 231         DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
 232         DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]));
 233         DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]));
 234         DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]));
 235         DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]));
 236         DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]));
 237         DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]));
 238         DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]));
 239         DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10]));
 240         DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]));
 241         DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]));
 242         DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]));
 243 #ifndef CONFIG_PPC64
 244         DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14]));
 245         DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15]));
 246         DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16]));
 247         DEFINE(GPR17, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[17]));
 248         DEFINE(GPR18, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[18]));
 249         DEFINE(GPR19, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[19]));
 250         DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20]));
 251         DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21]));
 252         DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22]));
 253         DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23]));
 254         DEFINE(GPR24, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[24]));
 255         DEFINE(GPR25, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[25]));
 256         DEFINE(GPR26, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[26]));
 257         DEFINE(GPR27, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[27]));
 258         DEFINE(GPR28, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[28]));
 259         DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29]));
 260         DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30]));
 261         DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31]));
 262 #endif /* CONFIG_PPC64 */
 263         /*
 264          * Note: these symbols include _ because they overlap with special
 265          * register names
 266          */
 267         DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip));
 268         DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr));
 269         DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
 270         DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
 271         DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
 272         DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
 273         DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
 274         DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
 275         DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
 276         DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
 277         DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
 278 #ifndef CONFIG_PPC64
 279         DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
 280         /*
 281          * The PowerPC 400-class & Book-E processors have neither the DAR
 282          * nor the DSISR SPRs. Hence, we overload them to hold the similar
 283          * DEAR and ESR SPRs for such processors.  For critical interrupts
 284          * we use them to hold SRR0 and SRR1.
 285          */
 286         DEFINE(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
 287         DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
 288 #else /* CONFIG_PPC64 */
 289         DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));
 290
 291         /* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
 292         DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
 293         DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
 294 #endif /* CONFIG_PPC64 */
 295
 296 #if defined(CONFIG_PPC32)
 297 #if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
 298         DEFINE(EXC_LVL_SIZE, STACK_EXC_LVL_FRAME_SIZE);
 299         DEFINE(MAS0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas0));
 300         /* we overload MMUCR for 44x on MAS0 since they are mutually exclusive */
 301         DEFINE(MMUCR, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas0));
 302         DEFINE(MAS1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas1));
 303         DEFINE(MAS2, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas2));
 304         DEFINE(MAS3, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas3));
 305         DEFINE(MAS6, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas6));
 306         DEFINE(MAS7, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas7));
 307         DEFINE(_SRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, srr0));
 308         DEFINE(_SRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, srr1));
 309         DEFINE(_CSRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, csrr0));
 310         DEFINE(_CSRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, csrr1));
 311         DEFINE(_DSRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, dsrr0));
 312         DEFINE(_DSRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, dsrr1));
 313         DEFINE(SAVED_KSP_LIMIT, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, saved_ksp_limit));
 314 #endif
 315 #endif
 316         DEFINE(CLONE_VM, CLONE_VM);
 317         DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);
 318
 319 #ifndef CONFIG_PPC64
 320         DEFINE(MM_PGD, offsetof(struct mm_struct, pgd));
 321 #endif /* ! CONFIG_PPC64 */
 322
 323         /* About the CPU features table */
 324         DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features));
 325         DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup));
 326         DEFINE(CPU_SPEC_RESTORE, offsetof(struct cpu_spec, cpu_restore));
 327
 328         DEFINE(pbe_address, offsetof(struct pbe, address));
 329         DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
 330         DEFINE(pbe_next, offsetof(struct pbe, next));
 331
 332 #ifndef CONFIG_PPC64
 333         DEFINE(TASK_SIZE, TASK_SIZE);
 334         DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
 335 #endif /* ! CONFIG_PPC64 */
 336
 337         /* datapage offsets for use by vdso */
 338         DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct vdso_data, tb_orig_stamp));
 339         DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct vdso_data, tb_ticks_per_sec));
 340         DEFINE(CFG_TB_TO_XS, offsetof(struct vdso_data, tb_to_xs));
 341         DEFINE(CFG_STAMP_XSEC, offsetof(struct vdso_data, stamp_xsec));
 342         DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct vdso_data, tb_update_count));
 343         DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct vdso_data, tz_minuteswest));
 344         DEFINE(CFG_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime));
 345         DEFINE(CFG_SYSCALL_MAP32, offsetof(struct vdso_data, syscall_map_32));
 346         DEFINE(WTOM_CLOCK_SEC, offsetof(struct vdso_data, wtom_clock_sec));
 347         DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
 348         DEFINE(STAMP_XTIME, offsetof(struct vdso_data, stamp_xtime));
 349         DEFINE(STAMP_SEC_FRAC, offsetof(struct vdso_data, stamp_sec_fraction));
 350         DEFINE(CFG_ICACHE_BLOCKSZ, offsetof(struct vdso_data, icache_block_size));
 351         DEFINE(CFG_DCACHE_BLOCKSZ, offsetof(struct vdso_data, dcache_block_size));
 352         DEFINE(CFG_ICACHE_LOGBLOCKSZ, offsetof(struct vdso_data, icache_log_block_size));
 353         DEFINE(CFG_DCACHE_LOGBLOCKSZ, offsetof(struct vdso_data, dcache_log_block_size));
 354 #ifdef CONFIG_PPC64
 355         DEFINE(CFG_SYSCALL_MAP64, offsetof(struct vdso_data, syscall_map_64));
 356         DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec));
 357         DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec));
 358         DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec));
 359         DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec));
 360         DEFINE(TSPC64_TV_SEC, offsetof(struct timespec, tv_sec));
 361         DEFINE(TSPC64_TV_NSEC, offsetof(struct timespec, tv_nsec));
 362         DEFINE(TSPC32_TV_SEC, offsetof(struct compat_timespec, tv_sec));
 363         DEFINE(TSPC32_TV_NSEC, offsetof(struct compat_timespec, tv_nsec));
 364 #else
 365         DEFINE(TVAL32_TV_SEC, offsetof(struct timeval, tv_sec));
 366         DEFINE(TVAL32_TV_USEC, offsetof(struct timeval, tv_usec));
 367         DEFINE(TSPC32_TV_SEC, offsetof(struct timespec, tv_sec));
 368         DEFINE(TSPC32_TV_NSEC, offsetof(struct timespec, tv_nsec));
 369 #endif
 370         /* timeval/timezone offsets for use by vdso */
 371         DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
 372         DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));
 373
 374         /* Other bits used by the vdso */
 375         DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
 376         DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
 377         DEFINE(NSEC_PER_SEC, NSEC_PER_SEC);
 378         DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
 379
 380 #ifdef CONFIG_BUG
 381         DEFINE(BUG_ENTRY_SIZE, sizeof(struct bug_entry));
 382 #endif
 383
 384         DEFINE(PGD_TABLE_SIZE, PGD_TABLE_SIZE);
 385         DEFINE(PTE_SIZE, sizeof(pte_t));
 386
 387 #ifdef CONFIG_KVM
 388         DEFINE(VCPU_HOST_STACK, offsetof(struct kvm_vcpu, arch.host_stack));
 389         DEFINE(VCPU_HOST_PID, offsetof(struct kvm_vcpu, arch.host_pid));
 390         DEFINE(VCPU_GPRS, offsetof(struct kvm_vcpu, arch.gpr));
 391         DEFINE(VCPU_VRSAVE, offsetof(struct kvm_vcpu, arch.vrsave));
 392         DEFINE(VCPU_FPRS, offsetof(struct kvm_vcpu, arch.fpr));
 393         DEFINE(VCPU_FPSCR, offsetof(struct kvm_vcpu, arch.fpscr));
 394 #ifdef CONFIG_ALTIVEC
 395         DEFINE(VCPU_VRS, offsetof(struct kvm_vcpu, arch.vr));
 396         DEFINE(VCPU_VSCR, offsetof(struct kvm_vcpu, arch.vscr));
 397 #endif
 398 #ifdef CONFIG_VSX
 399         DEFINE(VCPU_VSRS, offsetof(struct kvm_vcpu, arch.vsr));
 400 #endif
 401         DEFINE(VCPU_XER, offsetof(struct kvm_vcpu, arch.xer));
 402         DEFINE(VCPU_CTR, offsetof(struct kvm_vcpu, arch.ctr));
 403         DEFINE(VCPU_LR, offsetof(struct kvm_vcpu, arch.lr));
 404         DEFINE(VCPU_CR, offsetof(struct kvm_vcpu, arch.cr));
 405         DEFINE(VCPU_PC, offsetof(struct kvm_vcpu, arch.pc));
 406 #ifdef CONFIG_KVM_BOOK3S_64_HV
 407         DEFINE(VCPU_MSR, offsetof(struct kvm_vcpu, arch.shregs.msr));
 408         DEFINE(VCPU_SRR0, offsetof(struct kvm_vcpu, arch.shregs.srr0));
 409         DEFINE(VCPU_SRR1, offsetof(struct kvm_vcpu, arch.shregs.srr1));
 410         DEFINE(VCPU_SPRG0, offsetof(struct kvm_vcpu, arch.shregs.sprg0));
 411         DEFINE(VCPU_SPRG1, offsetof(struct kvm_vcpu, arch.shregs.sprg1));
 412         DEFINE(VCPU_SPRG2, offsetof(struct kvm_vcpu, arch.shregs.sprg2));
 413         DEFINE(VCPU_SPRG3, offsetof(struct kvm_vcpu, arch.shregs.sprg3));
 414 #endif
 415         DEFINE(VCPU_SPRG4, offsetof(struct kvm_vcpu, arch.sprg4));
 416         DEFINE(VCPU_SPRG5, offsetof(struct kvm_vcpu, arch.sprg5));
 417         DEFINE(VCPU_SPRG6, offsetof(struct kvm_vcpu, arch.sprg6));
 418         DEFINE(VCPU_SPRG7, offsetof(struct kvm_vcpu, arch.sprg7));
 419         DEFINE(VCPU_SHADOW_PID, offsetof(struct kvm_vcpu, arch.shadow_pid));
 420         DEFINE(VCPU_SHADOW_PID1, offsetof(struct kvm_vcpu, arch.shadow_pid1));
 421         DEFINE(VCPU_SHARED, offsetof(struct kvm_vcpu, arch.shared));
 422         DEFINE(VCPU_SHARED_MSR, offsetof(struct kvm_vcpu_arch_shared, msr));
 423         DEFINE(VCPU_SHADOW_MSR, offsetof(struct kvm_vcpu, arch.shadow_msr));
 424
 425         /* book3s */
 426 #ifdef CONFIG_KVM_BOOK3S_64_HV
 427         DEFINE(KVM_LPID, offsetof(struct kvm, arch.lpid));
 428         DEFINE(KVM_SDR1, offsetof(struct kvm, arch.sdr1));
 429         DEFINE(KVM_HOST_LPID, offsetof(struct kvm, arch.host_lpid));
 430         DEFINE(KVM_HOST_LPCR, offsetof(struct kvm, arch.host_lpcr));
 431         DEFINE(KVM_HOST_SDR1, offsetof(struct kvm, arch.host_sdr1));
 432         DEFINE(KVM_TLBIE_LOCK, offsetof(struct kvm, arch.tlbie_lock));
 433         DEFINE(KVM_ONLINE_CPUS, offsetof(struct kvm, online_vcpus.counter));
 434         DEFINE(KVM_LAST_VCPU, offsetof(struct kvm, arch.last_vcpu));
 435         DEFINE(KVM_LPCR, offsetof(struct kvm, arch.lpcr));
 436         DEFINE(KVM_RMOR, offsetof(struct kvm, arch.rmor));
 437         DEFINE(VCPU_DSISR, offsetof(struct kvm_vcpu, arch.shregs.dsisr));
 438         DEFINE(VCPU_DAR, offsetof(struct kvm_vcpu, arch.shregs.dar));
 439 #endif
 440 #ifdef CONFIG_PPC_BOOK3S
 441         DEFINE(VCPU_KVM, offsetof(struct kvm_vcpu, kvm));
 442         DEFINE(VCPU_VCPUID, offsetof(struct kvm_vcpu, vcpu_id));
 443         DEFINE(VCPU_PURR, offsetof(struct kvm_vcpu, arch.purr));
 444         DEFINE(VCPU_SPURR, offsetof(struct kvm_vcpu, arch.spurr));
 445         DEFINE(VCPU_DSCR, offsetof(struct kvm_vcpu, arch.dscr));
 446         DEFINE(VCPU_AMR, offsetof(struct kvm_vcpu, arch.amr));
 447         DEFINE(VCPU_UAMOR, offsetof(struct kvm_vcpu, arch.uamor));
 448         DEFINE(VCPU_CTRL, offsetof(struct kvm_vcpu, arch.ctrl));
 449         DEFINE(VCPU_DABR, offsetof(struct kvm_vcpu, arch.dabr));
 450         DEFINE(VCPU_HFLAGS, offsetof(struct kvm_vcpu, arch.hflags));
 451         DEFINE(VCPU_DEC, offsetof(struct kvm_vcpu, arch.dec));
 452         DEFINE(VCPU_DEC_EXPIRES, offsetof(struct kvm_vcpu, arch.dec_expires));
 453         DEFINE(VCPU_PENDING_EXC, offsetof(struct kvm_vcpu, arch.pending_exceptions));
 454         DEFINE(VCPU_CEDED, offsetof(struct kvm_vcpu, arch.ceded));
 455         DEFINE(VCPU_PRODDED, offsetof(struct kvm_vcpu, arch.prodded));
 456         DEFINE(VCPU_VPA, offsetof(struct kvm_vcpu, arch.vpa));
 457         DEFINE(VCPU_MMCR, offsetof(struct kvm_vcpu, arch.mmcr));
 458         DEFINE(VCPU_PMC, offsetof(struct kvm_vcpu, arch.pmc));
 459         DEFINE(VCPU_SLB, offsetof(struct kvm_vcpu, arch.slb));
 460         DEFINE(VCPU_SLB_MAX, offsetof(struct kvm_vcpu, arch.slb_max));
 461         DEFINE(VCPU_SLB_NR, offsetof(struct kvm_vcpu, arch.slb_nr));
 462         DEFINE(VCPU_LAST_CPU, offsetof(struct kvm_vcpu, arch.last_cpu));
 463         DEFINE(VCPU_FAULT_DSISR, offsetof(struct kvm_vcpu, arch.fault_dsisr));
 464         DEFINE(VCPU_FAULT_DAR, offsetof(struct kvm_vcpu, arch.fault_dar));
 465         DEFINE(VCPU_LAST_INST, offsetof(struct kvm_vcpu, arch.last_inst));
 466         DEFINE(VCPU_TRAP, offsetof(struct kvm_vcpu, arch.trap));
 467         DEFINE(VCPU_PTID, offsetof(struct kvm_vcpu, arch.ptid));
 468         DEFINE(VCORE_ENTRY_EXIT, offsetof(struct kvmppc_vcore, entry_exit_count));
 469         DEFINE(VCORE_NAP_COUNT, offsetof(struct kvmppc_vcore, nap_count));
 470         DEFINE(VCORE_IN_GUEST, offsetof(struct kvmppc_vcore, in_guest));
 471         DEFINE(VCORE_NAPPING_THREADS, offsetof(struct kvmppc_vcore, napping_threads));
 472         DEFINE(VCPU_SVCPU, offsetof(struct kvmppc_vcpu_book3s, shadow_vcpu) -
 473                            offsetof(struct kvmppc_vcpu_book3s, vcpu));
 474         DEFINE(VCPU_SLB_E, offsetof(struct kvmppc_slb, orige));
 475         DEFINE(VCPU_SLB_V, offsetof(struct kvmppc_slb, origv));
 476         DEFINE(VCPU_SLB_SIZE, sizeof(struct kvmppc_slb));
 477
 478 #ifdef CONFIG_PPC_BOOK3S_64
 479 #ifdef CONFIG_KVM_BOOK3S_PR
 480 # define SVCPU_FIELD(x, f)      DEFINE(x, offsetof(struct paca_struct, shadow_vcpu.f))
 481 #else
 482 # define SVCPU_FIELD(x, f)
 483 #endif
 484 # define HSTATE_FIELD(x, f)     DEFINE(x, offsetof(struct paca_struct, kvm_hstate.f))
 485 #else   /* 32-bit */
 486 # define SVCPU_FIELD(x, f)      DEFINE(x, offsetof(struct kvmppc_book3s_shadow_vcpu, f))
 487 # define HSTATE_FIELD(x, f)     DEFINE(x, offsetof(struct kvmppc_book3s_shadow_vcpu, hstate.f))
 488 #endif
 489
 490         SVCPU_FIELD(SVCPU_CR, cr);
 491         SVCPU_FIELD(SVCPU_XER, xer);
 492         SVCPU_FIELD(SVCPU_CTR, ctr);
 493         SVCPU_FIELD(SVCPU_LR, lr);
 494         SVCPU_FIELD(SVCPU_PC, pc);
 495         SVCPU_FIELD(SVCPU_R0, gpr[0]);
 496         SVCPU_FIELD(SVCPU_R1, gpr[1]);
 497         SVCPU_FIELD(SVCPU_R2, gpr[2]);
 498         SVCPU_FIELD(SVCPU_R3, gpr[3]);
 499         SVCPU_FIELD(SVCPU_R4, gpr[4]);
 500         SVCPU_FIELD(SVCPU_R5, gpr[5]);
 501         SVCPU_FIELD(SVCPU_R6, gpr[6]);
 502         SVCPU_FIELD(SVCPU_R7, gpr[7]);
 503         SVCPU_FIELD(SVCPU_R8, gpr[8]);
 504         SVCPU_FIELD(SVCPU_R9, gpr[9]);
 505         SVCPU_FIELD(SVCPU_R10, gpr[10]);
 506         SVCPU_FIELD(SVCPU_R11, gpr[11]);
 507         SVCPU_FIELD(SVCPU_R12, gpr[12]);
 508         SVCPU_FIELD(SVCPU_R13, gpr[13]);
 509         SVCPU_FIELD(SVCPU_FAULT_DSISR, fault_dsisr);
 510         SVCPU_FIELD(SVCPU_FAULT_DAR, fault_dar);
 511         SVCPU_FIELD(SVCPU_LAST_INST, last_inst);
 512         SVCPU_FIELD(SVCPU_SHADOW_SRR1, shadow_srr1);
 513 #ifdef CONFIG_PPC_BOOK3S_32
 514         SVCPU_FIELD(SVCPU_SR, sr);
 515 #endif
 516 #ifdef CONFIG_PPC64
 517         SVCPU_FIELD(SVCPU_SLB, slb);
 518         SVCPU_FIELD(SVCPU_SLB_MAX, slb_max);
 519 #endif
 520
 521         HSTATE_FIELD(HSTATE_HOST_R1, host_r1);
 522         HSTATE_FIELD(HSTATE_HOST_R2, host_r2);
 523         HSTATE_FIELD(HSTATE_HOST_MSR, host_msr);
 524         HSTATE_FIELD(HSTATE_VMHANDLER, vmhandler);
 525         HSTATE_FIELD(HSTATE_SCRATCH0, scratch0);
 526         HSTATE_FIELD(HSTATE_SCRATCH1, scratch1);
 527         HSTATE_FIELD(HSTATE_IN_GUEST, in_guest);
 528         HSTATE_FIELD(HSTATE_RESTORE_HID5, restore_hid5);
 529         HSTATE_FIELD(HSTATE_NAPPING, napping);
 530
 531 #ifdef CONFIG_KVM_BOOK3S_64_HV
 532         HSTATE_FIELD(HSTATE_KVM_VCPU, kvm_vcpu);
 533         HSTATE_FIELD(HSTATE_KVM_VCORE, kvm_vcore);
 534         HSTATE_FIELD(HSTATE_XICS_PHYS, xics_phys);
 535         HSTATE_FIELD(HSTATE_MMCR, host_mmcr);
 536         HSTATE_FIELD(HSTATE_PMC, host_pmc);
 537         HSTATE_FIELD(HSTATE_PURR, host_purr);
 538         HSTATE_FIELD(HSTATE_SPURR, host_spurr);
 539         HSTATE_FIELD(HSTATE_DSCR, host_dscr);
 540         HSTATE_FIELD(HSTATE_DABR, dabr);
 541         HSTATE_FIELD(HSTATE_DECEXP, dec_expires);
 542         DEFINE(IPI_PRIORITY, IPI_PRIORITY);
 543 #endif /* CONFIG_KVM_BOOK3S_64_HV */
 544
 545 #else /* CONFIG_PPC_BOOK3S */
 546         DEFINE(VCPU_CR, offsetof(struct kvm_vcpu, arch.cr));
 547         DEFINE(VCPU_XER, offsetof(struct kvm_vcpu, arch.xer));
 548         DEFINE(VCPU_LR, offsetof(struct kvm_vcpu, arch.lr));
 549         DEFINE(VCPU_CTR, offsetof(struct kvm_vcpu, arch.ctr));
 550         DEFINE(VCPU_PC, offsetof(struct kvm_vcpu, arch.pc));
 551         DEFINE(VCPU_LAST_INST, offsetof(struct kvm_vcpu, arch.last_inst));
 552         DEFINE(VCPU_FAULT_DEAR, offsetof(struct kvm_vcpu, arch.fault_dear));
 553         DEFINE(VCPU_FAULT_ESR, offsetof(struct kvm_vcpu, arch.fault_esr));
 554 #endif /* CONFIG_PPC_BOOK3S */
 555 #endif /* CONFIG_KVM */
 556
 557 #ifdef CONFIG_KVM_GUEST
 558         DEFINE(KVM_MAGIC_SCRATCH1, offsetof(struct kvm_vcpu_arch_shared,
 559                                             scratch1));
 560         DEFINE(KVM_MAGIC_SCRATCH2, offsetof(struct kvm_vcpu_arch_shared,
 561                                             scratch2));
 562         DEFINE(KVM_MAGIC_SCRATCH3, offsetof(struct kvm_vcpu_arch_shared,
 563                                             scratch3));
 564         DEFINE(KVM_MAGIC_INT, offsetof(struct kvm_vcpu_arch_shared,
 565                                        int_pending));
 566         DEFINE(KVM_MAGIC_MSR, offsetof(struct kvm_vcpu_arch_shared, msr));
 567         DEFINE(KVM_MAGIC_CRITICAL, offsetof(struct kvm_vcpu_arch_shared,
 568                                             critical));
 569         DEFINE(KVM_MAGIC_SR, offsetof(struct kvm_vcpu_arch_shared, sr));
 570 #endif
 571
 572 #ifdef CONFIG_44x
 573         DEFINE(PGD_T_LOG2, PGD_T_LOG2);
 574         DEFINE(PTE_T_LOG2, PTE_T_LOG2);
 575 #endif
 576 #ifdef CONFIG_PPC_FSL_BOOK3E
 577         DEFINE(TLBCAM_SIZE, sizeof(struct tlbcam));
 578         DEFINE(TLBCAM_MAS0, offsetof(struct tlbcam, MAS0));
 579         DEFINE(TLBCAM_MAS1, offsetof(struct tlbcam, MAS1));
 580         DEFINE(TLBCAM_MAS2, offsetof(struct tlbcam, MAS2));
 581         DEFINE(TLBCAM_MAS3, offsetof(struct tlbcam, MAS3));
 582         DEFINE(TLBCAM_MAS7, offsetof(struct tlbcam, MAS7));
 583 #endif
 584
 585 #if defined(CONFIG_KVM) && defined(CONFIG_SPE)
 586         DEFINE(VCPU_EVR, offsetof(struct kvm_vcpu, arch.evr[0]));
 587         DEFINE(VCPU_ACC, offsetof(struct kvm_vcpu, arch.acc));
 588         DEFINE(VCPU_SPEFSCR, offsetof(struct kvm_vcpu, arch.spefscr));
 589         DEFINE(VCPU_HOST_SPEFSCR, offsetof(struct kvm_vcpu, arch.host_spefscr));
 590 #endif
 591
 592 #ifdef CONFIG_KVM_EXIT_TIMING
 593         DEFINE(VCPU_TIMING_EXIT_TBU, offsetof(struct kvm_vcpu,
 594                                                 arch.timing_exit.tv32.tbu));
 595         DEFINE(VCPU_TIMING_EXIT_TBL, offsetof(struct kvm_vcpu,
 596                                                 arch.timing_exit.tv32.tbl));
 597         DEFINE(VCPU_TIMING_LAST_ENTER_TBU, offsetof(struct kvm_vcpu,
 598                                         arch.timing_last_enter.tv32.tbu));
 599         DEFINE(VCPU_TIMING_LAST_ENTER_TBL, offsetof(struct kvm_vcpu,
 600                                         arch.timing_last_enter.tv32.tbl));
 601 #endif
 602
 603 #ifdef CONFIG_PPC_POWERNV
 604         DEFINE(OPAL_MC_GPR3, offsetof(struct opal_machine_check_event, gpr3));
 605         DEFINE(OPAL_MC_SRR0, offsetof(struct opal_machine_check_event, srr0));
 606         DEFINE(OPAL_MC_SRR1, offsetof(struct opal_machine_check_event, srr1));
 607         DEFINE(PACA_OPAL_MC_EVT, offsetof(struct paca_struct, opal_mc_evt));
 608 #endif
 609
 610         return 0;
 611 }