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asm-offsets.c

/*
 * This program is used to generate definitions needed by
 * assembly language modules.
 *
 * We use the technique used in the OSF Mach kernel code:
 * generate asm statements containing #defines,
 * compile this file to assembler, and then extract the
 * #defines from the assembly-language output.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#include <linux/signal.h>
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/mman.h>
#include <linux/mm.h>
#include <linux/suspend.h>
#include <linux/hrtimer.h>
#ifdef CONFIG_KVM
#include <linux/kvm_host.h>
#endif
#ifdef CONFIG_PPC64
#include <linux/time.h>
#include <linux/hardirq.h>
#endif
#include <linux/kbuild.h>

#include <asm/io.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/processor.h>
#include <asm/cputable.h>
#include <asm/thread_info.h>
#include <asm/rtas.h>
#include <asm/vdso_datapage.h>
#ifdef CONFIG_PPC64
#include <asm/paca.h>
#include <asm/lppaca.h>
#include <asm/cache.h>
#include <asm/compat.h>
#include <asm/mmu.h>
#include <asm/hvcall.h>
#endif
#ifdef CONFIG_PPC_ISERIES
#include <asm/iseries/alpaca.h>
#endif

#if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
#include "head_booke.h"
#endif

int main(void)
{
      DEFINE(THREAD, offsetof(struct task_struct, thread));
      DEFINE(MM, offsetof(struct task_struct, mm));
#ifdef CONFIG_PPC64
      DEFINE(AUDITCONTEXT, offsetof(struct task_struct, audit_context));
#else
      DEFINE(THREAD_INFO, offsetof(struct task_struct, stack));
#endif /* CONFIG_PPC64 */

      DEFINE(KSP, offsetof(struct thread_struct, ksp));
      DEFINE(KSP_LIMIT, offsetof(struct thread_struct, ksp_limit));
      DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
      DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode));
      DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
      DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
#ifdef CONFIG_ALTIVEC
      DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]));
      DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave));
      DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
      DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr));
#endif /* CONFIG_ALTIVEC */
#ifdef CONFIG_VSX
      DEFINE(THREAD_VSR0, offsetof(struct thread_struct, fpr));
      DEFINE(THREAD_USED_VSR, offsetof(struct thread_struct, used_vsr));
#endif /* CONFIG_VSX */
#ifdef CONFIG_PPC64
      DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid));
#else /* CONFIG_PPC64 */
      DEFINE(PGDIR, offsetof(struct thread_struct, pgdir));
#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
      DEFINE(THREAD_DBCR0, offsetof(struct thread_struct, dbcr0));
#endif
#ifdef CONFIG_SPE
      DEFINE(THREAD_EVR0, offsetof(struct thread_struct, evr[0]));
      DEFINE(THREAD_ACC, offsetof(struct thread_struct, acc));
      DEFINE(THREAD_SPEFSCR, offsetof(struct thread_struct, spefscr));
      DEFINE(THREAD_USED_SPE, offsetof(struct thread_struct, used_spe));
#endif /* CONFIG_SPE */
#endif /* CONFIG_PPC64 */

      DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
      DEFINE(TI_LOCAL_FLAGS, offsetof(struct thread_info, local_flags));
      DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
      DEFINE(TI_TASK, offsetof(struct thread_info, task));
      DEFINE(TI_CPU, offsetof(struct thread_info, cpu));

#ifdef CONFIG_PPC64
      DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size));
      DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size));
      DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page));
      DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
      DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
      DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
      /* paca */
      DEFINE(PACA_SIZE, sizeof(struct paca_struct));
      DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
      DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start));
      DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack));
      DEFINE(PACACURRENT, offsetof(struct paca_struct, __current));
      DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr));
      DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real));
      DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr));
      DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr));
      DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1));
      DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc));
      DEFINE(PACAKBASE, offsetof(struct paca_struct, kernelbase));
      DEFINE(PACAKMSR, offsetof(struct paca_struct, kernel_msr));
      DEFINE(PACASOFTIRQEN, offsetof(struct paca_struct, soft_enabled));
      DEFINE(PACAHARDIRQEN, offsetof(struct paca_struct, hard_enabled));
      DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache));
      DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr));
      DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
      DEFINE(PACAVMALLOCSLLP, offsetof(struct paca_struct, vmalloc_sllp));
#ifdef CONFIG_PPC_MM_SLICES
      DEFINE(PACALOWSLICESPSIZE, offsetof(struct paca_struct,
                                  context.low_slices_psize));
      DEFINE(PACAHIGHSLICEPSIZE, offsetof(struct paca_struct,
                                  context.high_slices_psize));
      DEFINE(MMUPSIZEDEFSIZE, sizeof(struct mmu_psize_def));
      DEFINE(MMUPSIZESLLP, offsetof(struct mmu_psize_def, sllp));
#else
      DEFINE(PACACONTEXTSLLP, offsetof(struct paca_struct, context.sllp));

#endif /* CONFIG_PPC_MM_SLICES */
      DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
      DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
      DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb));
      DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
      DEFINE(PACALPPACAPTR, offsetof(struct paca_struct, lppaca_ptr));
      DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
      DEFINE(PACA_STARTPURR, offsetof(struct paca_struct, startpurr));
      DEFINE(PACA_STARTSPURR, offsetof(struct paca_struct, startspurr));
      DEFINE(PACA_USER_TIME, offsetof(struct paca_struct, user_time));
      DEFINE(PACA_SYSTEM_TIME, offsetof(struct paca_struct, system_time));
      DEFINE(PACA_SLBSHADOWPTR, offsetof(struct paca_struct, slb_shadow_ptr));
      DEFINE(PACA_DATA_OFFSET, offsetof(struct paca_struct, data_offset));
      DEFINE(PACA_TRAP_SAVE, offsetof(struct paca_struct, trap_save));

      DEFINE(SLBSHADOW_STACKVSID,
             offsetof(struct slb_shadow, save_area[SLB_NUM_BOLTED - 1].vsid));
      DEFINE(SLBSHADOW_STACKESID,
             offsetof(struct slb_shadow, save_area[SLB_NUM_BOLTED - 1].esid));
      DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
      DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
      DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int));
      DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int));
      DEFINE(SLBSHADOW_SAVEAREA, offsetof(struct slb_shadow, save_area));
#endif /* CONFIG_PPC64 */

      /* RTAS */
      DEFINE(RTASBASE, offsetof(struct rtas_t, base));
      DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));

      /* Interrupt register frame */
      DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD);
      DEFINE(INT_FRAME_SIZE, STACK_INT_FRAME_SIZE);
#ifdef CONFIG_PPC64
      DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
      /* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
      DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
      DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);

      /* hcall statistics */
      DEFINE(HCALL_STAT_SIZE, sizeof(struct hcall_stats));
      DEFINE(HCALL_STAT_CALLS, offsetof(struct hcall_stats, num_calls));
      DEFINE(HCALL_STAT_TB, offsetof(struct hcall_stats, tb_total));
      DEFINE(HCALL_STAT_PURR, offsetof(struct hcall_stats, purr_total));
#endif /* CONFIG_PPC64 */
      DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
      DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
      DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
      DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]));
      DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]));
      DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]));
      DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]));
      DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]));
      DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]));
      DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]));
      DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10]));
      DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]));
      DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]));
      DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]));
#ifndef CONFIG_PPC64
      DEFINE(GPR14, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[14]));
      DEFINE(GPR15, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[15]));
      DEFINE(GPR16, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[16]));
      DEFINE(GPR17, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[17]));
      DEFINE(GPR18, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[18]));
      DEFINE(GPR19, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[19]));
      DEFINE(GPR20, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[20]));
      DEFINE(GPR21, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[21]));
      DEFINE(GPR22, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[22]));
      DEFINE(GPR23, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[23]));
      DEFINE(GPR24, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[24]));
      DEFINE(GPR25, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[25]));
      DEFINE(GPR26, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[26]));
      DEFINE(GPR27, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[27]));
      DEFINE(GPR28, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[28]));
      DEFINE(GPR29, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[29]));
      DEFINE(GPR30, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[30]));
      DEFINE(GPR31, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[31]));
#endif /* CONFIG_PPC64 */
      /*
       * Note: these symbols include _ because they overlap with special
       * register names
       */
      DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip));
      DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr));
      DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
      DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
      DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
      DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
      DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
      DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
      DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
      DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
      DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
#ifndef CONFIG_PPC64
      DEFINE(_MQ, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, mq));
      /*
       * The PowerPC 400-class & Book-E processors have neither the DAR
       * nor the DSISR SPRs. Hence, we overload them to hold the similar
       * DEAR and ESR SPRs for such processors.  For critical interrupts
       * we use them to hold SRR0 and SRR1.
       */
      DEFINE(_DEAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
      DEFINE(_ESR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
#else /* CONFIG_PPC64 */
      DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));

      /* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
      DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
      DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
#endif /* CONFIG_PPC64 */

#if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
      DEFINE(EXC_LVL_SIZE, STACK_EXC_LVL_FRAME_SIZE);
      DEFINE(MAS0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas0));
      /* we overload MMUCR for 44x on MAS0 since they are mutually exclusive */
      DEFINE(MMUCR, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas0));
      DEFINE(MAS1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas1));
      DEFINE(MAS2, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas2));
      DEFINE(MAS3, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas3));
      DEFINE(MAS6, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas6));
      DEFINE(MAS7, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, mas7));
      DEFINE(_SRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, srr0));
      DEFINE(_SRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, srr1));
      DEFINE(_CSRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, csrr0));
      DEFINE(_CSRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, csrr1));
      DEFINE(_DSRR0, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, dsrr0));
      DEFINE(_DSRR1, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, dsrr1));
      DEFINE(SAVED_KSP_LIMIT, STACK_INT_FRAME_SIZE+offsetof(struct exception_regs, saved_ksp_limit));
#endif

      DEFINE(CLONE_VM, CLONE_VM);
      DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);

#ifndef CONFIG_PPC64
      DEFINE(MM_PGD, offsetof(struct mm_struct, pgd));
#endif /* ! CONFIG_PPC64 */

      /* About the CPU features table */
      DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec));
      DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask));
      DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value));
      DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features));
      DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup));
      DEFINE(CPU_SPEC_RESTORE, offsetof(struct cpu_spec, cpu_restore));

      DEFINE(pbe_address, offsetof(struct pbe, address));
      DEFINE(pbe_orig_address, offsetof(struct pbe, orig_address));
      DEFINE(pbe_next, offsetof(struct pbe, next));

#ifndef CONFIG_PPC64
      DEFINE(TASK_SIZE, TASK_SIZE);
      DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28);
#endif /* ! CONFIG_PPC64 */

      /* datapage offsets for use by vdso */
      DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct vdso_data, tb_orig_stamp));
      DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct vdso_data, tb_ticks_per_sec));
      DEFINE(CFG_TB_TO_XS, offsetof(struct vdso_data, tb_to_xs));
      DEFINE(CFG_STAMP_XSEC, offsetof(struct vdso_data, stamp_xsec));
      DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct vdso_data, tb_update_count));
      DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct vdso_data, tz_minuteswest));
      DEFINE(CFG_TZ_DSTTIME, offsetof(struct vdso_data, tz_dsttime));
      DEFINE(CFG_SYSCALL_MAP32, offsetof(struct vdso_data, syscall_map_32));
      DEFINE(WTOM_CLOCK_SEC, offsetof(struct vdso_data, wtom_clock_sec));
      DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
      DEFINE(CFG_ICACHE_BLOCKSZ, offsetof(struct vdso_data, icache_block_size));
      DEFINE(CFG_DCACHE_BLOCKSZ, offsetof(struct vdso_data, dcache_block_size));
      DEFINE(CFG_ICACHE_LOGBLOCKSZ, offsetof(struct vdso_data, icache_log_block_size));
      DEFINE(CFG_DCACHE_LOGBLOCKSZ, offsetof(struct vdso_data, dcache_log_block_size));
#ifdef CONFIG_PPC64
      DEFINE(CFG_SYSCALL_MAP64, offsetof(struct vdso_data, syscall_map_64));
      DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec));
      DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec));
      DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec));
      DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec));
      DEFINE(TSPC64_TV_SEC, offsetof(struct timespec, tv_sec));
      DEFINE(TSPC64_TV_NSEC, offsetof(struct timespec, tv_nsec));
      DEFINE(TSPC32_TV_SEC, offsetof(struct compat_timespec, tv_sec));
      DEFINE(TSPC32_TV_NSEC, offsetof(struct compat_timespec, tv_nsec));
#else
      DEFINE(TVAL32_TV_SEC, offsetof(struct timeval, tv_sec));
      DEFINE(TVAL32_TV_USEC, offsetof(struct timeval, tv_usec));
      DEFINE(TSPC32_TV_SEC, offsetof(struct timespec, tv_sec));
      DEFINE(TSPC32_TV_NSEC, offsetof(struct timespec, tv_nsec));
#endif
      /* timeval/timezone offsets for use by vdso */
      DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
      DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));

      /* Other bits used by the vdso */
      DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
      DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
      DEFINE(NSEC_PER_SEC, NSEC_PER_SEC);
      DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);

#ifdef CONFIG_BUG
      DEFINE(BUG_ENTRY_SIZE, sizeof(struct bug_entry));
#endif

#ifdef CONFIG_PPC_ISERIES
      /* the assembler miscalculates the VSID values */
      DEFINE(PAGE_OFFSET_ESID, GET_ESID(PAGE_OFFSET));
      DEFINE(PAGE_OFFSET_VSID, KERNEL_VSID(PAGE_OFFSET));
      DEFINE(VMALLOC_START_ESID, GET_ESID(VMALLOC_START));
      DEFINE(VMALLOC_START_VSID, KERNEL_VSID(VMALLOC_START));

      /* alpaca */
      DEFINE(ALPACA_SIZE, sizeof(struct alpaca));
#endif

      DEFINE(PGD_TABLE_SIZE, PGD_TABLE_SIZE);
      DEFINE(PTE_SIZE, sizeof(pte_t));

#ifdef CONFIG_KVM
      DEFINE(TLBE_BYTES, sizeof(struct tlbe));

      DEFINE(VCPU_HOST_STACK, offsetof(struct kvm_vcpu, arch.host_stack));
      DEFINE(VCPU_HOST_PID, offsetof(struct kvm_vcpu, arch.host_pid));
      DEFINE(VCPU_SHADOW_TLB, offsetof(struct kvm_vcpu, arch.shadow_tlb));
      DEFINE(VCPU_SHADOW_MOD, offsetof(struct kvm_vcpu, arch.shadow_tlb_mod));
      DEFINE(VCPU_GPRS, offsetof(struct kvm_vcpu, arch.gpr));
      DEFINE(VCPU_LR, offsetof(struct kvm_vcpu, arch.lr));
      DEFINE(VCPU_CR, offsetof(struct kvm_vcpu, arch.cr));
      DEFINE(VCPU_XER, offsetof(struct kvm_vcpu, arch.xer));
      DEFINE(VCPU_CTR, offsetof(struct kvm_vcpu, arch.ctr));
      DEFINE(VCPU_PC, offsetof(struct kvm_vcpu, arch.pc));
      DEFINE(VCPU_MSR, offsetof(struct kvm_vcpu, arch.msr));
      DEFINE(VCPU_SPRG4, offsetof(struct kvm_vcpu, arch.sprg4));
      DEFINE(VCPU_SPRG5, offsetof(struct kvm_vcpu, arch.sprg5));
      DEFINE(VCPU_SPRG6, offsetof(struct kvm_vcpu, arch.sprg6));
      DEFINE(VCPU_SPRG7, offsetof(struct kvm_vcpu, arch.sprg7));
      DEFINE(VCPU_SHADOW_PID, offsetof(struct kvm_vcpu, arch.shadow_pid));

      DEFINE(VCPU_LAST_INST, offsetof(struct kvm_vcpu, arch.last_inst));
      DEFINE(VCPU_FAULT_DEAR, offsetof(struct kvm_vcpu, arch.fault_dear));
      DEFINE(VCPU_FAULT_ESR, offsetof(struct kvm_vcpu, arch.fault_esr));
#endif

      return 0;
}

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