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 #endif
  48 #ifdef CONFIG_PPC_ISERIES
  49 #include <asm/iseries/alpaca.h>
  50 #endif
  51 #if defined(CONFIG_KVM) || defined(CONFIG_KVM_GUEST)
  52 #include <linux/kvm_host.h>
  53 #endif
  54 #if defined(CONFIG_KVM) && defined(CONFIG_PPC_BOOK3S)
  55 #include <asm/kvm_book3s.h>
  56 #endif
  57
  58 #ifdef CONFIG_PPC32
  59 #if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
  60 #include "head_booke.h"
  61 #endif
  62 #endif
  63
  64 #if defined(CONFIG_PPC_FSL_BOOK3E)
  65 #include "../mm/mmu_decl.h"
  66 #endif
  67
  68 int main(void)
  69 {
  70         DEFINE(THREAD, offsetof(struct task_struct, thread));
  71         DEFINE(MM, offsetof(struct task_struct, mm));
  72         DEFINE(MMCONTEXTID, offsetof(struct mm_struct, context.id));
  73 #ifdef CONFIG_PPC64
  74         DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context));
  75         DEFINE(SIGSEGV, SIGSEGV);
  76         DEFINE(NMI_MASK, NMI_MASK);
  77 #else
  78         DEFINE(THREAD_INFO, offsetof(struct task_struct, stack));
  79 #endif /* CONFIG_PPC64 */
  80
  81         DEFINE(KSP, offsetof(struct thread_struct, ksp));
  82         DEFINE(KSP_LIMIT, offsetof(struct thread_struct, ksp_limit));
  83         DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
  84         DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode));
  85         DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
  86         DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
  87 #ifdef CONFIG_ALTIVEC
  88         DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]));
  89         DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave));
  90         DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
  91         DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr));
  92 #endif /* CONFIG_ALTIVEC */
  93 #ifdef CONFIG_VSX
  94         DEFINE(THREAD_VSR0, offsetof(struct thread_struct, fpr));
  95         DEFINE(THREAD_USED_VSR, offsetof(struct thread_struct, used_vsr));
  96 #endif /* CONFIG_VSX */
  97 #ifdef CONFIG_PPC64
  98         DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid));
  99 #else /* CONFIG_PPC64 */
 100         DEFINE(PGDIR, offsetof(struct thread_struct, pgdir));
 101 #if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
 102         DEFINE(THREAD_DBCR0, offsetof(struct thread_struct, dbcr0));
 103 #endif
 104 #ifdef CONFIG_SPE
 105         DEFINE(THREAD_EVR0, offsetof(struct thread_struct, evr[0]));
 106         DEFINE(THREAD_ACC, offsetof(struct thread_struct, acc));
 107         DEFINE(THREAD_SPEFSCR, offsetof(struct thread_struct, spefscr));
 108         DEFINE(THREAD_USED_SPE, offsetof(struct thread_struct, used_spe));
 109 #endif /* CONFIG_SPE */
 110 #endif /* CONFIG_PPC64 */
 111 #ifdef CONFIG_KVM_BOOK3S_32_HANDLER
 112         DEFINE(THREAD_KVM_SVCPU, offsetof(struct thread_struct, kvm_shadow_vcpu));
 113 #endif
 114
 115         DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
 116         DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags));
 117         DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
 118         DEFINE(TI_TASK, offsetof(struct thread_info, task));
 119         DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
 120
 121 #ifdef CONFIG_PPC64
 122         DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size));
 123         DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size));
 124         DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page));
 125         DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
 126         DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
 127         DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
 128         /* paca */
 129         DEFINE(PACA_SIZE, sizeof(struct paca_struct));
 130         DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
 131         DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start));
 132         DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack));
 133         DEFINE(PACACURRENT, offsetof(struct paca_struct, __current));
 134         DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr));
 135         DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr));
 136         DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1));
 137         DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc));
 138         DEFINE(PACAKBASE, offsetof(struct paca_struct, kernelbase));
 139         DEFINE(PACAKMSR, offsetof(struct paca_struct, kernel_msr));
 140         DEFINE(PACASOFTIRQEN, offsetof(struct paca_struct, soft_enabled));
 141         DEFINE(PACAHARDIRQEN, offsetof(struct paca_struct, hard_enabled));
 142         DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
 143 #ifdef CONFIG_PPC_MM_SLICES
 144         DEFINE(PACALOWSLICESPSIZE, offsetof(struct paca_struct,
 145                                             context.low_slices_psize));
 146         DEFINE(PACAHIGHSLICEPSIZE, offsetof(struct paca_struct,
 147                                             context.high_slices_psize));
 148         DEFINE(MMUPSIZEDEFSIZE, sizeof(struct mmu_psize_def));
 149 #endif /* CONFIG_PPC_MM_SLICES */
 150
 151 #ifdef CONFIG_PPC_BOOK3E
 152         DEFINE(PACAPGD, offsetof(struct paca_struct, pgd));
 153         DEFINE(PACA_KERNELPGD, offsetof(struct paca_struct, kernel_pgd));
 154         DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
 155         DEFINE(PACA_EXTLB, offsetof(struct paca_struct, extlb));
 156         DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
 157         DEFINE(PACA_EXCRIT, offsetof(struct paca_struct, excrit));
 158         DEFINE(PACA_EXDBG, offsetof(struct paca_struct, exdbg));
 159         DEFINE(PACA_MC_STACK, offsetof(struct paca_struct, mc_kstack));
 160         DEFINE(PACA_CRIT_STACK, offsetof(struct paca_struct, crit_kstack));
 161         DEFINE(PACA_DBG_STACK, offsetof(struct paca_struct, dbg_kstack));
 162 #endif /* CONFIG_PPC_BOOK3E */
 163
 164 #ifdef CONFIG_PPC_STD_MMU_64
 165         DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real));
 166         DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr));
 167         DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache));
 168         DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr));
 169         DEFINE(PACAVMALLOCSLLP, offsetof(struct paca_struct, vmalloc_sllp));
 170 #ifdef CONFIG_PPC_MM_SLICES
 171         DEFINE(MMUPSIZESLLP, offsetof(struct mmu_psize_def, sllp));
 172 #else
 173         DEFINE(PACACONTEXTSLLP, offsetof(struct paca_struct, context.sllp));
 174 #endif /* CONFIG_PPC_MM_SLICES */
 175         DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
 176         DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
 177         DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb));
 178         DEFINE(PACALPPACAPTR, offsetof(struct paca_struct, lppaca_ptr));
 179         DEFINE(PACA_SLBSHADOWPTR, offsetof(struct paca_struct, slb_shadow_ptr));
 180         DEFINE(SLBSHADOW_STACKVSID,
 181                offsetof(struct slb_shadow, save_area[SLB_NUM_BOLTED - 1].vsid));
 182         DEFINE(SLBSHADOW_STACKESID,
 183                offsetof(struct slb_shadow, save_area[SLB_NUM_BOLTED - 1].esid));
 184         DEFINE(SLBSHADOW_SAVEAREA, offsetof(struct slb_shadow, save_area));
 185         DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
 186         DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
 187         DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int));
 188         DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int));
 189         DEFINE(LPPACA_DTLIDX, offsetof(struct lppaca, dtl_idx));
 190         DEFINE(PACA_DTL_RIDX, offsetof(struct paca_struct, dtl_ridx));
 191 #endif /* CONFIG_PPC_STD_MMU_64 */
 192         DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
 193         DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
 194         DEFINE(PACAKEXECSTATE, offsetof(struct paca_struct, kexec_state));
 195         DEFINE(PACA_STARTTIME, offsetof(struct paca_struct, starttime));
 196         DEFINE(PACA_STARTTIME_USER, offsetof(struct paca_struct, starttime_user));
 197         DEFINE(PACA_USER_TIME, offsetof(struct paca_struct, user_time));
 198         DEFINE(PACA_SYSTEM_TIME, offsetof(struct paca_struct, system_time));
 199         DEFINE(PACA_TRAP_SAVE, offsetof(struct paca_struct, trap_save));
 200 #ifdef CONFIG_KVM_BOOK3S_64_HANDLER
 201         DEFINE(PACA_KVM_SVCPU, offsetof(struct paca_struct, shadow_vcpu));
 202         DEFINE(SVCPU_SLB, offsetof(struct kvmppc_book3s_shadow_vcpu, slb));
 203         DEFINE(SVCPU_SLB_MAX, offsetof(struct kvmppc_book3s_shadow_vcpu, slb_max));
 204 #endif
 205 #endif /* CONFIG_PPC64 */
 206
 207         /* RTAS */
 208         DEFINE(RTASBASE, offsetof(struct rtas_t, base));
 209         DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));
 210
 211         /* Interrupt register frame */
 212         DEFINE(INT_FRAME_SIZE, STACK_INT_FRAME_SIZE);
 213         DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
 214 #ifdef CONFIG_PPC64
 215         /* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
 216         DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
 217         DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
 218
 219         /* hcall statistics */
 220         DEFINE(HCALL_STAT_SIZE, sizeof(struct hcall_stats));
 221         DEFINE(HCALL_STAT_CALLS, offsetof(struct hcall_stats, num_calls));
 222         DEFINE(HCALL_STAT_TB, offsetof(struct hcall_stats, tb_total));
 223         DEFINE(HCALL_STAT_PURR, offsetof(struct hcall_stats, purr_total));
 224 #endif /* CONFIG_PPC64 */
 225         DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
 226         DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
 227         DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
 228         DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]));
 229         DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]));
 230         DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]));
 231         DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]));
 232         DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]));
 233         DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]));
 234         DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]));
 235         DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10]));
 236         DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]));
 237         DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]));
 238         DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]));
 239 #ifndef CONFIG_PPC64
 240         DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14]));
 241         DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15]));
 242         DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16]));
 243         DEFINE(GPR17, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[17]));
 244         DEFINE(GPR18, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[18]));
 245         DEFINE(GPR19, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[19]));
 246         DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20]));
 247         DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21]));
 248         DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22]));
 249         DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23]));
 250         DEFINE(GPR24, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[24]));
 251         DEFINE(GPR25, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[25]));
 252         DEFINE(GPR26, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[26]));
 253         DEFINE(GPR27, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[27]));
 254         DEFINE(GPR28, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[28]));
 255         DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29]));
 256         DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30]));
 257         DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31]));
 258 #endif /* CONFIG_PPC64 */
 259         /*
 260          * Note: these symbols include _ because they overlap with special
 261          * register names
 262          */
 263         DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip));
 264         DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr));
 265         DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
 266         DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
 267         DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
 268         DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
 269         DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
 270         DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
 271         DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
 272         DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
 273         DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
 274 #ifndef CONFIG_PPC64
 275         DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
 276         /*
 277          * The PowerPC 400-class & Book-E processors have neither the DAR
 278          * nor the DSISR SPRs. Hence, we overload them to hold the similar
 279          * DEAR and ESR SPRs for such processors.  For critical interrupts
 280          * we use them to hold SRR0 and SRR1.
 281          */
 282         DEFINE(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
 283         DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
 284 #else /* CONFIG_PPC64 */
 285         DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));
 286
 287         /* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
 288         DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
 289         DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
 290 #endif /* CONFIG_PPC64 */
 291
 292 #if defined(CONFIG_PPC32)
 293 #if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
 294         DEFINE(EXC_LVL_SIZE, STACK_EXC_LVL_FRAME_SIZE);
 295         DEFINE(MAS0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas0));
 296         /* we overload MMUCR for 44x on MAS0 since they are mutually exclusive */
 297         DEFINE(MMUCR, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas0));
 298         DEFINE(MAS1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas1));
 299         DEFINE(MAS2, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas2));
 300         DEFINE(MAS3, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas3));
 301         DEFINE(MAS6, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas6));
 302         DEFINE(MAS7, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas7));
 303         DEFINE(_SRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, srr0));
 304         DEFINE(_SRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, srr1));
 305         DEFINE(_CSRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, csrr0));
 306         DEFINE(_CSRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, csrr1));
 307         DEFINE(_DSRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, dsrr0));
 308         DEFINE(_DSRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, dsrr1));
 309         DEFINE(SAVED_KSP_LIMIT, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, saved_ksp_limit));
 310 #endif
 311 #endif
 312         DEFINE(CLONE_VM, CLONE_VM);
 313         DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);
 314
 315 #ifndef CONFIG_PPC64
 316         DEFINE(MM_PGD, offsetof(struct mm_struct, pgd));
 317 #endif /* ! CONFIG_PPC64 */
 318
 319         /* About the CPU features table */
 320         DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features));
 321         DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup));
 322         DEFINE(CPU_SPEC_RESTORE, offsetof(struct cpu_spec, cpu_restore));
 323
 324         DEFINE(pbe_address, offsetof(struct pbe, address));
 325         DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
 326         DEFINE(pbe_next, offsetof(struct pbe, next));
 327
 328 #ifndef CONFIG_PPC64
 329         DEFINE(TASK_SIZE, TASK_SIZE);
 330         DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
 331 #endif /* ! CONFIG_PPC64 */
 332
 333         /* datapage offsets for use by vdso */
 334         DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct vdso_data, tb_orig_stamp));
 335         DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct vdso_data, tb_ticks_per_sec));
 336         DEFINE(CFG_TB_TO_XS, offsetof(struct vdso_data, tb_to_xs));
 337         DEFINE(CFG_STAMP_XSEC, offsetof(struct vdso_data, stamp_xsec));
 338         DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct vdso_data, tb_update_count));
 339         DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct vdso_data, tz_minuteswest));
 340         DEFINE(CFG_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime));
 341         DEFINE(CFG_SYSCALL_MAP32, offsetof(struct vdso_data, syscall_map_32));
 342         DEFINE(WTOM_CLOCK_SEC, offsetof(struct vdso_data, wtom_clock_sec));
 343         DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
 344         DEFINE(STAMP_XTIME, offsetof(struct vdso_data, stamp_xtime));
 345         DEFINE(STAMP_SEC_FRAC, offsetof(struct vdso_data, stamp_sec_fraction));
 346         DEFINE(CFG_ICACHE_BLOCKSZ, offsetof(struct vdso_data, icache_block_size));
 347         DEFINE(CFG_DCACHE_BLOCKSZ, offsetof(struct vdso_data, dcache_block_size));
 348         DEFINE(CFG_ICACHE_LOGBLOCKSZ, offsetof(struct vdso_data, icache_log_block_size));
 349         DEFINE(CFG_DCACHE_LOGBLOCKSZ, offsetof(struct vdso_data, dcache_log_block_size));
 350 #ifdef CONFIG_PPC64
 351         DEFINE(CFG_SYSCALL_MAP64, offsetof(struct vdso_data, syscall_map_64));
 352         DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec));
 353         DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec));
 354         DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec));
 355         DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec));
 356         DEFINE(TSPC64_TV_SEC, offsetof(struct timespec, tv_sec));
 357         DEFINE(TSPC64_TV_NSEC, offsetof(struct timespec, tv_nsec));
 358         DEFINE(TSPC32_TV_SEC, offsetof(struct compat_timespec, tv_sec));
 359         DEFINE(TSPC32_TV_NSEC, offsetof(struct compat_timespec, tv_nsec));
 360 #else
 361         DEFINE(TVAL32_TV_SEC, offsetof(struct timeval, tv_sec));
 362         DEFINE(TVAL32_TV_USEC, offsetof(struct timeval, tv_usec));
 363         DEFINE(TSPC32_TV_SEC, offsetof(struct timespec, tv_sec));
 364         DEFINE(TSPC32_TV_NSEC, offsetof(struct timespec, tv_nsec));
 365 #endif
 366         /* timeval/timezone offsets for use by vdso */
 367         DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
 368         DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));
 369
 370         /* Other bits used by the vdso */
 371         DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
 372         DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
 373         DEFINE(NSEC_PER_SEC, NSEC_PER_SEC);
 374         DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
 375
 376 #ifdef CONFIG_BUG
 377         DEFINE(BUG_ENTRY_SIZE, sizeof(struct bug_entry));
 378 #endif
 379
 380 #ifdef CONFIG_PPC_ISERIES
 381         /* the assembler miscalculates the VSID values */
 382         DEFINE(PAGE_OFFSET_ESID, GET_ESID(PAGE_OFFSET));
 383         DEFINE(PAGE_OFFSET_VSID, KERNEL_VSID(PAGE_OFFSET));
 384         DEFINE(VMALLOC_START_ESID, GET_ESID(VMALLOC_START));
 385         DEFINE(VMALLOC_START_VSID, KERNEL_VSID(VMALLOC_START));
 386
 387         /* alpaca */
 388         DEFINE(ALPACA_SIZE, sizeof(struct alpaca));
 389 #endif
 390
 391         DEFINE(PGD_TABLE_SIZE, PGD_TABLE_SIZE);
 392         DEFINE(PTE_SIZE, sizeof(pte_t));
 393
 394 #ifdef CONFIG_KVM
 395         DEFINE(VCPU_HOST_STACK, offsetof(struct kvm_vcpu, arch.host_stack));
 396         DEFINE(VCPU_HOST_PID, offsetof(struct kvm_vcpu, arch.host_pid));
 397         DEFINE(VCPU_GPRS, offsetof(struct kvm_vcpu, arch.gpr));
 398         DEFINE(VCPU_SPRG4, offsetof(struct kvm_vcpu, arch.sprg4));
 399         DEFINE(VCPU_SPRG5, offsetof(struct kvm_vcpu, arch.sprg5));
 400         DEFINE(VCPU_SPRG6, offsetof(struct kvm_vcpu, arch.sprg6));
 401         DEFINE(VCPU_SPRG7, offsetof(struct kvm_vcpu, arch.sprg7));
 402         DEFINE(VCPU_SHADOW_PID, offsetof(struct kvm_vcpu, arch.shadow_pid));
 403         DEFINE(VCPU_SHARED, offsetof(struct kvm_vcpu, arch.shared));
 404         DEFINE(VCPU_SHARED_MSR, offsetof(struct kvm_vcpu_arch_shared, msr));
 405
 406         /* book3s */
 407 #ifdef CONFIG_PPC_BOOK3S
 408         DEFINE(VCPU_HOST_RETIP, offsetof(struct kvm_vcpu, arch.host_retip));
 409         DEFINE(VCPU_HOST_MSR, offsetof(struct kvm_vcpu, arch.host_msr));
 410         DEFINE(VCPU_SHADOW_MSR, offsetof(struct kvm_vcpu, arch.shadow_msr));
 411         DEFINE(VCPU_TRAMPOLINE_LOWMEM, offsetof(struct kvm_vcpu, arch.trampoline_lowmem));
 412         DEFINE(VCPU_TRAMPOLINE_ENTER, offsetof(struct kvm_vcpu, arch.trampoline_enter));
 413         DEFINE(VCPU_HIGHMEM_HANDLER, offsetof(struct kvm_vcpu, arch.highmem_handler));
 414         DEFINE(VCPU_RMCALL, offsetof(struct kvm_vcpu, arch.rmcall));
 415         DEFINE(VCPU_HFLAGS, offsetof(struct kvm_vcpu, arch.hflags));
 416         DEFINE(VCPU_SVCPU, offsetof(struct kvmppc_vcpu_book3s, shadow_vcpu) -
 417                            offsetof(struct kvmppc_vcpu_book3s, vcpu));
 418         DEFINE(SVCPU_CR, offsetof(struct kvmppc_book3s_shadow_vcpu, cr));
 419         DEFINE(SVCPU_XER, offsetof(struct kvmppc_book3s_shadow_vcpu, xer));
 420         DEFINE(SVCPU_CTR, offsetof(struct kvmppc_book3s_shadow_vcpu, ctr));
 421         DEFINE(SVCPU_LR, offsetof(struct kvmppc_book3s_shadow_vcpu, lr));
 422         DEFINE(SVCPU_PC, offsetof(struct kvmppc_book3s_shadow_vcpu, pc));
 423         DEFINE(SVCPU_R0, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[0]));
 424         DEFINE(SVCPU_R1, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[1]));
 425         DEFINE(SVCPU_R2, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[2]));
 426         DEFINE(SVCPU_R3, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[3]));
 427         DEFINE(SVCPU_R4, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[4]));
 428         DEFINE(SVCPU_R5, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[5]));
 429         DEFINE(SVCPU_R6, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[6]));
 430         DEFINE(SVCPU_R7, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[7]));
 431         DEFINE(SVCPU_R8, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[8]));
 432         DEFINE(SVCPU_R9, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[9]));
 433         DEFINE(SVCPU_R10, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[10]));
 434         DEFINE(SVCPU_R11, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[11]));
 435         DEFINE(SVCPU_R12, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[12]));
 436         DEFINE(SVCPU_R13, offsetof(struct kvmppc_book3s_shadow_vcpu, gpr[13]));
 437         DEFINE(SVCPU_HOST_R1, offsetof(struct kvmppc_book3s_shadow_vcpu, host_r1));
 438         DEFINE(SVCPU_HOST_R2, offsetof(struct kvmppc_book3s_shadow_vcpu, host_r2));
 439         DEFINE(SVCPU_VMHANDLER, offsetof(struct kvmppc_book3s_shadow_vcpu,
 440                                          vmhandler));
 441         DEFINE(SVCPU_SCRATCH0, offsetof(struct kvmppc_book3s_shadow_vcpu,
 442                                         scratch0));
 443         DEFINE(SVCPU_SCRATCH1, offsetof(struct kvmppc_book3s_shadow_vcpu,
 444                                         scratch1));
 445         DEFINE(SVCPU_IN_GUEST, offsetof(struct kvmppc_book3s_shadow_vcpu,
 446                                         in_guest));
 447         DEFINE(SVCPU_FAULT_DSISR, offsetof(struct kvmppc_book3s_shadow_vcpu,
 448                                            fault_dsisr));
 449         DEFINE(SVCPU_FAULT_DAR, offsetof(struct kvmppc_book3s_shadow_vcpu,
 450                                          fault_dar));
 451         DEFINE(SVCPU_LAST_INST, offsetof(struct kvmppc_book3s_shadow_vcpu,
 452                                          last_inst));
 453         DEFINE(SVCPU_SHADOW_SRR1, offsetof(struct kvmppc_book3s_shadow_vcpu,
 454                                            shadow_srr1));
 455 #ifdef CONFIG_PPC_BOOK3S_32
 456         DEFINE(SVCPU_SR, offsetof(struct kvmppc_book3s_shadow_vcpu, sr));
 457 #endif
 458 #else
 459         DEFINE(VCPU_CR, offsetof(struct kvm_vcpu, arch.cr));
 460         DEFINE(VCPU_XER, offsetof(struct kvm_vcpu, arch.xer));
 461         DEFINE(VCPU_LR, offsetof(struct kvm_vcpu, arch.lr));
 462         DEFINE(VCPU_CTR, offsetof(struct kvm_vcpu, arch.ctr));
 463         DEFINE(VCPU_PC, offsetof(struct kvm_vcpu, arch.pc));
 464         DEFINE(VCPU_LAST_INST, offsetof(struct kvm_vcpu, arch.last_inst));
 465         DEFINE(VCPU_FAULT_DEAR, offsetof(struct kvm_vcpu, arch.fault_dear));
 466         DEFINE(VCPU_FAULT_ESR, offsetof(struct kvm_vcpu, arch.fault_esr));
 467 #endif /* CONFIG_PPC_BOOK3S */
 468 #endif
 469
 470 #ifdef CONFIG_KVM_GUEST
 471         DEFINE(KVM_MAGIC_SCRATCH1, offsetof(struct kvm_vcpu_arch_shared,
 472                                             scratch1));
 473         DEFINE(KVM_MAGIC_SCRATCH2, offsetof(struct kvm_vcpu_arch_shared,
 474                                             scratch2));
 475         DEFINE(KVM_MAGIC_SCRATCH3, offsetof(struct kvm_vcpu_arch_shared,
 476                                             scratch3));
 477         DEFINE(KVM_MAGIC_INT, offsetof(struct kvm_vcpu_arch_shared,
 478                                        int_pending));
 479         DEFINE(KVM_MAGIC_MSR, offsetof(struct kvm_vcpu_arch_shared, msr));
 480         DEFINE(KVM_MAGIC_CRITICAL, offsetof(struct kvm_vcpu_arch_shared,
 481                                             critical));
 482         DEFINE(KVM_MAGIC_SR, offsetof(struct kvm_vcpu_arch_shared, sr));
 483 #endif
 484
 485 #ifdef CONFIG_44x
 486         DEFINE(PGD_T_LOG2, PGD_T_LOG2);
 487         DEFINE(PTE_T_LOG2, PTE_T_LOG2);
 488 #endif
 489 #ifdef CONFIG_PPC_FSL_BOOK3E
 490         DEFINE(TLBCAM_SIZE, sizeof(struct tlbcam));
 491         DEFINE(TLBCAM_MAS0, offsetof(struct tlbcam, MAS0));
 492         DEFINE(TLBCAM_MAS1, offsetof(struct tlbcam, MAS1));
 493         DEFINE(TLBCAM_MAS2, offsetof(struct tlbcam, MAS2));
 494         DEFINE(TLBCAM_MAS3, offsetof(struct tlbcam, MAS3));
 495         DEFINE(TLBCAM_MAS7, offsetof(struct tlbcam, MAS7));
 496 #endif
 497
 498 #ifdef CONFIG_KVM_EXIT_TIMING
 499         DEFINE(VCPU_TIMING_EXIT_TBU, offsetof(struct kvm_vcpu,
 500                                                 arch.timing_exit.tv32.tbu));
 501         DEFINE(VCPU_TIMING_EXIT_TBL, offsetof(struct kvm_vcpu,
 502                                                 arch.timing_exit.tv32.tbl));
 503         DEFINE(VCPU_TIMING_LAST_ENTER_TBU, offsetof(struct kvm_vcpu,
 504                                         arch.timing_last_enter.tv32.tbu));
 505         DEFINE(VCPU_TIMING_LAST_ENTER_TBL, offsetof(struct kvm_vcpu,
 506                                         arch.timing_last_enter.tv32.tbl));
 507 #endif
 508
 509         return 0;
 510 }