LXR linux/arch/powerpc/include/asm/kvm

   1/*
   2 * This program is free software; you can redistribute it and/or modify
   3 * it under the terms of the GNU General Public License, version 2, as
   4 * published by the Free Software Foundation.
   5 *
   6 * This program is distributed in the hope that it will be useful,
   7 * but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 * GNU General Public License for more details.
  10 *
  11 * You should have received a copy of the GNU General Public License
  12 * along with this program; if not, write to the Free Software
  13 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  14 *
  15 * Copyright IBM Corp. 2007
  16 *
  17 * Authors: Hollis Blanchard <hollisb@us.ibm.com>
  18 */
  19
  20#ifndef __POWERPC_KVM_HOST_H__
  21#define __POWERPC_KVM_HOST_H__
  22
  23#include <linux/mutex.h>
  24#include <linux/hrtimer.h>
  25#include <linux/interrupt.h>
  26#include <linux/types.h>
  27#include <linux/kvm_types.h>
  28#include <linux/threads.h>
  29#include <linux/spinlock.h>
  30#include <linux/kvm_para.h>
  31#include <linux/list.h>
  32#include <linux/atomic.h>
  33#include <asm/kvm_asm.h>
  34#include <asm/processor.h>
  35#include <asm/page.h>
  36#include <asm/cacheflush.h>
  37
  38#define KVM_MAX_VCPUS           NR_CPUS
  39#define KVM_MAX_VCORES          NR_CPUS
  40#define KVM_USER_MEM_SLOTS 32
  41#define KVM_MEM_SLOTS_NUM KVM_USER_MEM_SLOTS
  42
  43#ifdef CONFIG_KVM_MMIO
  44#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
  45#endif
  46
  47/* These values are internal and can be increased later */
  48#define KVM_NR_IRQCHIPS          1
  49#define KVM_IRQCHIP_NUM_PINS     256
  50
  51#if !defined(CONFIG_KVM_440)
  52#include <linux/mmu_notifier.h>
  53
  54#define KVM_ARCH_WANT_MMU_NOTIFIER
  55
  56struct kvm;
  57extern int kvm_unmap_hva(struct kvm *kvm, unsigned long hva);
  58extern int kvm_unmap_hva_range(struct kvm *kvm,
  59                               unsigned long start, unsigned long end);
  60extern int kvm_age_hva(struct kvm *kvm, unsigned long hva);
  61extern int kvm_test_age_hva(struct kvm *kvm, unsigned long hva);
  62extern void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte);
  63
  64#endif
  65
  66/* We don't currently support large pages. */
  67#define KVM_HPAGE_GFN_SHIFT(x)  0
  68#define KVM_NR_PAGE_SIZES       1
  69#define KVM_PAGES_PER_HPAGE(x)  (1UL<<31)
  70
  71#define HPTEG_CACHE_NUM                 (1 << 15)
  72#define HPTEG_HASH_BITS_PTE             13
  73#define HPTEG_HASH_BITS_PTE_LONG        12
  74#define HPTEG_HASH_BITS_VPTE            13
  75#define HPTEG_HASH_BITS_VPTE_LONG       5
  76#define HPTEG_HASH_NUM_PTE              (1 << HPTEG_HASH_BITS_PTE)
  77#define HPTEG_HASH_NUM_PTE_LONG         (1 << HPTEG_HASH_BITS_PTE_LONG)
  78#define HPTEG_HASH_NUM_VPTE             (1 << HPTEG_HASH_BITS_VPTE)
  79#define HPTEG_HASH_NUM_VPTE_LONG        (1 << HPTEG_HASH_BITS_VPTE_LONG)
  80
  81/* Physical Address Mask - allowed range of real mode RAM access */
  82#define KVM_PAM                 0x0fffffffffffffffULL
  83
  84struct kvm;
  85struct kvm_run;
  86struct kvm_vcpu;
  87
  88struct lppaca;
  89struct slb_shadow;
  90struct dtl_entry;
  91
  92struct kvm_vm_stat {
  93        u32 remote_tlb_flush;
  94};
  95
  96struct kvm_vcpu_stat {
  97        u32 sum_exits;
  98        u32 mmio_exits;
  99        u32 dcr_exits;
 100        u32 signal_exits;
 101        u32 light_exits;
 102        /* Account for special types of light exits: */
 103        u32 itlb_real_miss_exits;
 104        u32 itlb_virt_miss_exits;
 105        u32 dtlb_real_miss_exits;
 106        u32 dtlb_virt_miss_exits;
 107        u32 syscall_exits;
 108        u32 isi_exits;
 109        u32 dsi_exits;
 110        u32 emulated_inst_exits;
 111        u32 dec_exits;
 112        u32 ext_intr_exits;
 113        u32 halt_wakeup;
 114        u32 dbell_exits;
 115        u32 gdbell_exits;
 116#ifdef CONFIG_PPC_BOOK3S
 117        u32 pf_storage;
 118        u32 pf_instruc;
 119        u32 sp_storage;
 120        u32 sp_instruc;
 121        u32 queue_intr;
 122        u32 ld;
 123        u32 ld_slow;
 124        u32 st;
 125        u32 st_slow;
 126#endif
 127};
 128
 129enum kvm_exit_types {
 130        MMIO_EXITS,
 131        DCR_EXITS,
 132        SIGNAL_EXITS,
 133        ITLB_REAL_MISS_EXITS,
 134        ITLB_VIRT_MISS_EXITS,
 135        DTLB_REAL_MISS_EXITS,
 136        DTLB_VIRT_MISS_EXITS,
 137        SYSCALL_EXITS,
 138        ISI_EXITS,
 139        DSI_EXITS,
 140        EMULATED_INST_EXITS,
 141        EMULATED_MTMSRWE_EXITS,
 142        EMULATED_WRTEE_EXITS,
 143        EMULATED_MTSPR_EXITS,
 144        EMULATED_MFSPR_EXITS,
 145        EMULATED_MTMSR_EXITS,
 146        EMULATED_MFMSR_EXITS,
 147        EMULATED_TLBSX_EXITS,
 148        EMULATED_TLBWE_EXITS,
 149        EMULATED_RFI_EXITS,
 150        EMULATED_RFCI_EXITS,
 151        DEC_EXITS,
 152        EXT_INTR_EXITS,
 153        HALT_WAKEUP,
 154        USR_PR_INST,
 155        FP_UNAVAIL,
 156        DEBUG_EXITS,
 157        TIMEINGUEST,
 158        DBELL_EXITS,
 159        GDBELL_EXITS,
 160        __NUMBER_OF_KVM_EXIT_TYPES
 161};
 162
 163/* allow access to big endian 32bit upper/lower parts and 64bit var */
 164struct kvmppc_exit_timing {
 165        union {
 166                u64 tv64;
 167                struct {
 168                        u32 tbu, tbl;
 169                } tv32;
 170        };
 171};
 172
 173struct kvmppc_pginfo {
 174        unsigned long pfn;
 175        atomic_t refcnt;
 176};
 177
 178struct kvmppc_spapr_tce_table {
 179        struct list_head list;
 180        struct kvm *kvm;
 181        u64 liobn;
 182        u32 window_size;
 183        struct page *pages[0];
 184};
 185
 186struct kvmppc_linear_info {
 187        void            *base_virt;
 188        unsigned long    base_pfn;
 189        unsigned long    npages;
 190        struct list_head list;
 191        atomic_t         use_count;
 192        int              type;
 193};
 194
 195/* XICS components, defined in book3s_xics.c */
 196struct kvmppc_xics;
 197struct kvmppc_icp;
 198
 199/*
 200 * The reverse mapping array has one entry for each HPTE,
 201 * which stores the guest's view of the second word of the HPTE
 202 * (including the guest physical address of the mapping),
 203 * plus forward and backward pointers in a doubly-linked ring
 204 * of HPTEs that map the same host page.  The pointers in this
 205 * ring are 32-bit HPTE indexes, to save space.
 206 */
 207struct revmap_entry {
 208        unsigned long guest_rpte;
 209        unsigned int forw, back;
 210};
 211
 212/*
 213 * We use the top bit of each memslot->arch.rmap entry as a lock bit,
 214 * and bit 32 as a present flag.  The bottom 32 bits are the
 215 * index in the guest HPT of a HPTE that points to the page.
 216 */
 217#define KVMPPC_RMAP_LOCK_BIT    63
 218#define KVMPPC_RMAP_RC_SHIFT    32
 219#define KVMPPC_RMAP_REFERENCED  (HPTE_R_R << KVMPPC_RMAP_RC_SHIFT)
 220#define KVMPPC_RMAP_CHANGED     (HPTE_R_C << KVMPPC_RMAP_RC_SHIFT)
 221#define KVMPPC_RMAP_PRESENT     0x100000000ul
 222#define KVMPPC_RMAP_INDEX       0xfffffffful
 223
 224/* Low-order bits in memslot->arch.slot_phys[] */
 225#define KVMPPC_PAGE_ORDER_MASK  0x1f
 226#define KVMPPC_PAGE_NO_CACHE    HPTE_R_I        /* 0x20 */
 227#define KVMPPC_PAGE_WRITETHRU   HPTE_R_W        /* 0x40 */
 228#define KVMPPC_GOT_PAGE         0x80
 229
 230struct kvm_arch_memory_slot {
 231#ifdef CONFIG_KVM_BOOK3S_64_HV
 232        unsigned long *rmap;
 233        unsigned long *slot_phys;
 234#endif /* CONFIG_KVM_BOOK3S_64_HV */
 235};
 236
 237struct kvm_arch {
 238        unsigned int lpid;
 239#ifdef CONFIG_KVM_BOOK3S_64_HV
 240        unsigned long hpt_virt;
 241        struct revmap_entry *revmap;
 242        unsigned int host_lpid;
 243        unsigned long host_lpcr;
 244        unsigned long sdr1;
 245        unsigned long host_sdr1;
 246        int tlbie_lock;
 247        unsigned long lpcr;
 248        unsigned long rmor;
 249        struct kvmppc_linear_info *rma;
 250        unsigned long vrma_slb_v;
 251        int rma_setup_done;
 252        int using_mmu_notifiers;
 253        u32 hpt_order;
 254        atomic_t vcpus_running;
 255        u32 online_vcores;
 256        unsigned long hpt_npte;
 257        unsigned long hpt_mask;
 258        atomic_t hpte_mod_interest;
 259        spinlock_t slot_phys_lock;
 260        cpumask_t need_tlb_flush;
 261        struct kvmppc_vcore *vcores[KVM_MAX_VCORES];
 262        struct kvmppc_linear_info *hpt_li;
 263#endif /* CONFIG_KVM_BOOK3S_64_HV */
 264#ifdef CONFIG_PPC_BOOK3S_64
 265        struct list_head spapr_tce_tables;
 266        struct list_head rtas_tokens;
 267#endif
 268#ifdef CONFIG_KVM_MPIC
 269        struct openpic *mpic;
 270#endif
 271#ifdef CONFIG_KVM_XICS
 272        struct kvmppc_xics *xics;
 273#endif
 274};
 275
 276/*
 277 * Struct for a virtual core.
 278 * Note: entry_exit_count combines an entry count in the bottom 8 bits
 279 * and an exit count in the next 8 bits.  This is so that we can
 280 * atomically increment the entry count iff the exit count is 0
 281 * without taking the lock.
 282 */
 283struct kvmppc_vcore {
 284        int n_runnable;
 285        int n_busy;
 286        int num_threads;
 287        int entry_exit_count;
 288        int n_woken;
 289        int nap_count;
 290        int napping_threads;
 291        u16 pcpu;
 292        u16 last_cpu;
 293        u8 vcore_state;
 294        u8 in_guest;
 295        struct list_head runnable_threads;
 296        spinlock_t lock;
 297        wait_queue_head_t wq;
 298        u64 stolen_tb;
 299        u64 preempt_tb;
 300        struct kvm_vcpu *runner;
 301};
 302
 303#define VCORE_ENTRY_COUNT(vc)   ((vc)->entry_exit_count & 0xff)
 304#define VCORE_EXIT_COUNT(vc)    ((vc)->entry_exit_count >> 8)
 305
 306/* Values for vcore_state */
 307#define VCORE_INACTIVE  0
 308#define VCORE_SLEEPING  1
 309#define VCORE_STARTING  2
 310#define VCORE_RUNNING   3
 311#define VCORE_EXITING   4
 312
 313/*
 314 * Struct used to manage memory for a virtual processor area
 315 * registered by a PAPR guest.  There are three types of area
 316 * that a guest can register.
 317 */
 318struct kvmppc_vpa {
 319        unsigned long gpa;      /* Current guest phys addr */
 320        void *pinned_addr;      /* Address in kernel linear mapping */
 321        void *pinned_end;       /* End of region */
 322        unsigned long next_gpa; /* Guest phys addr for update */
 323        unsigned long len;      /* Number of bytes required */
 324        u8 update_pending;      /* 1 => update pinned_addr from next_gpa */
 325        bool dirty;             /* true => area has been modified by kernel */
 326};
 327
 328struct kvmppc_pte {
 329        ulong eaddr;
 330        u64 vpage;
 331        ulong raddr;
 332        bool may_read           : 1;
 333        bool may_write          : 1;
 334        bool may_execute        : 1;
 335};
 336
 337struct kvmppc_mmu {
 338        /* book3s_64 only */
 339        void (*slbmte)(struct kvm_vcpu *vcpu, u64 rb, u64 rs);
 340        u64  (*slbmfee)(struct kvm_vcpu *vcpu, u64 slb_nr);
 341        u64  (*slbmfev)(struct kvm_vcpu *vcpu, u64 slb_nr);
 342        void (*slbie)(struct kvm_vcpu *vcpu, u64 slb_nr);
 343        void (*slbia)(struct kvm_vcpu *vcpu);
 344        /* book3s */
 345        void (*mtsrin)(struct kvm_vcpu *vcpu, u32 srnum, ulong value);
 346        u32  (*mfsrin)(struct kvm_vcpu *vcpu, u32 srnum);
 347        int  (*xlate)(struct kvm_vcpu *vcpu, gva_t eaddr, struct kvmppc_pte *pte, bool data);
 348        void (*reset_msr)(struct kvm_vcpu *vcpu);
 349        void (*tlbie)(struct kvm_vcpu *vcpu, ulong addr, bool large);
 350        int  (*esid_to_vsid)(struct kvm_vcpu *vcpu, ulong esid, u64 *vsid);
 351        u64  (*ea_to_vp)(struct kvm_vcpu *vcpu, gva_t eaddr, bool data);
 352        bool (*is_dcbz32)(struct kvm_vcpu *vcpu);
 353};
 354
 355struct kvmppc_slb {
 356        u64 esid;
 357        u64 vsid;
 358        u64 orige;
 359        u64 origv;
 360        bool valid      : 1;
 361        bool Ks         : 1;
 362        bool Kp         : 1;
 363        bool nx         : 1;
 364        bool large      : 1;    /* PTEs are 16MB */
 365        bool tb         : 1;    /* 1TB segment */
 366        bool class      : 1;
 367};
 368
 369# ifdef CONFIG_PPC_FSL_BOOK3E
 370#define KVMPPC_BOOKE_IAC_NUM    2
 371#define KVMPPC_BOOKE_DAC_NUM    2
 372# else
 373#define KVMPPC_BOOKE_IAC_NUM    4
 374#define KVMPPC_BOOKE_DAC_NUM    2
 375# endif
 376#define KVMPPC_BOOKE_MAX_IAC    4
 377#define KVMPPC_BOOKE_MAX_DAC    2
 378
 379/* KVMPPC_EPR_USER takes precedence over KVMPPC_EPR_KERNEL */
 380#define KVMPPC_EPR_NONE         0 /* EPR not supported */
 381#define KVMPPC_EPR_USER         1 /* exit to userspace to fill EPR */
 382#define KVMPPC_EPR_KERNEL       2 /* in-kernel irqchip */
 383
 384struct kvmppc_booke_debug_reg {
 385        u32 dbcr0;
 386        u32 dbcr1;
 387        u32 dbcr2;
 388#ifdef CONFIG_KVM_E500MC
 389        u32 dbcr4;
 390#endif
 391        u64 iac[KVMPPC_BOOKE_MAX_IAC];
 392        u64 dac[KVMPPC_BOOKE_MAX_DAC];
 393};
 394
 395#define KVMPPC_IRQ_DEFAULT      0
 396#define KVMPPC_IRQ_MPIC         1
 397#define KVMPPC_IRQ_XICS         2
 398
 399struct openpic;
 400
 401struct kvm_vcpu_arch {
 402        ulong host_stack;
 403        u32 host_pid;
 404#ifdef CONFIG_PPC_BOOK3S
 405        struct kvmppc_slb slb[64];
 406        int slb_max;            /* 1 + index of last valid entry in slb[] */
 407        int slb_nr;             /* total number of entries in SLB */
 408        struct kvmppc_mmu mmu;
 409#endif
 410
 411        ulong gpr[32];
 412
 413        u64 fpr[32];
 414        u64 fpscr;
 415
 416#ifdef CONFIG_SPE
 417        ulong evr[32];
 418        ulong spefscr;
 419        ulong host_spefscr;
 420        u64 acc;
 421#endif
 422#ifdef CONFIG_ALTIVEC
 423        vector128 vr[32];
 424        vector128 vscr;
 425#endif
 426
 427#ifdef CONFIG_VSX
 428        u64 vsr[64];
 429#endif
 430
 431#ifdef CONFIG_KVM_BOOKE_HV
 432        u32 host_mas4;
 433        u32 host_mas6;
 434        u32 shadow_epcr;
 435        u32 shadow_msrp;
 436        u32 eplc;
 437        u32 epsc;
 438        u32 oldpir;
 439#endif
 440
 441#if defined(CONFIG_BOOKE)
 442#if defined(CONFIG_KVM_BOOKE_HV) || defined(CONFIG_64BIT)
 443        u32 epcr;
 444#endif
 445#endif
 446
 447#ifdef CONFIG_PPC_BOOK3S
 448        /* For Gekko paired singles */
 449        u32 qpr[32];
 450#endif
 451
 452        ulong pc;
 453        ulong ctr;
 454        ulong lr;
 455
 456        ulong xer;
 457        u32 cr;
 458
 459#ifdef CONFIG_PPC_BOOK3S
 460        ulong hflags;
 461        ulong guest_owned_ext;
 462        ulong purr;
 463        ulong spurr;
 464        ulong dscr;
 465        ulong amr;
 466        ulong uamor;
 467        u32 ctrl;
 468        ulong dabr;
 469        ulong cfar;
 470#endif
 471        u32 vrsave; /* also USPRG0 */
 472        u32 mmucr;
 473        /* shadow_msr is unused for BookE HV */
 474        ulong shadow_msr;
 475        ulong csrr0;
 476        ulong csrr1;
 477        ulong dsrr0;
 478        ulong dsrr1;
 479        ulong mcsrr0;
 480        ulong mcsrr1;
 481        ulong mcsr;
 482        u32 dec;
 483#ifdef CONFIG_BOOKE
 484        u32 decar;
 485#endif
 486        u32 tbl;
 487        u32 tbu;
 488        u32 tcr;
 489        ulong tsr; /* we need to perform set/clr_bits() which requires ulong */
 490        u32 ivor[64];
 491        ulong ivpr;
 492        u32 pvr;
 493
 494        u32 shadow_pid;
 495        u32 shadow_pid1;
 496        u32 pid;
 497        u32 swap_pid;
 498
 499        u32 ccr0;
 500        u32 ccr1;
 501        u32 dbsr;
 502
 503        u64 mmcr[3];
 504        u32 pmc[8];
 505
 506#ifdef CONFIG_KVM_EXIT_TIMING
 507        struct mutex exit_timing_lock;
 508        struct kvmppc_exit_timing timing_exit;
 509        struct kvmppc_exit_timing timing_last_enter;
 510        u32 last_exit_type;
 511        u32 timing_count_type[__NUMBER_OF_KVM_EXIT_TYPES];
 512        u64 timing_sum_duration[__NUMBER_OF_KVM_EXIT_TYPES];
 513        u64 timing_sum_quad_duration[__NUMBER_OF_KVM_EXIT_TYPES];
 514        u64 timing_min_duration[__NUMBER_OF_KVM_EXIT_TYPES];
 515        u64 timing_max_duration[__NUMBER_OF_KVM_EXIT_TYPES];
 516        u64 timing_last_exit;
 517        struct dentry *debugfs_exit_timing;
 518#endif
 519
 520#ifdef CONFIG_PPC_BOOK3S
 521        ulong fault_dar;
 522        u32 fault_dsisr;
 523#endif
 524
 525#ifdef CONFIG_BOOKE
 526        ulong fault_dear;
 527        ulong fault_esr;
 528        ulong queued_dear;
 529        ulong queued_esr;
 530        spinlock_t wdt_lock;
 531        struct timer_list wdt_timer;
 532        u32 tlbcfg[4];
 533        u32 tlbps[4];
 534        u32 mmucfg;
 535        u32 eptcfg;
 536        u32 epr;
 537        u32 crit_save;
 538        struct kvmppc_booke_debug_reg dbg_reg;
 539#endif
 540        gpa_t paddr_accessed;
 541        gva_t vaddr_accessed;
 542
 543        u8 io_gpr; /* GPR used as IO source/target */
 544        u8 mmio_is_bigendian;
 545        u8 mmio_sign_extend;
 546        u8 dcr_needed;
 547        u8 dcr_is_write;
 548        u8 osi_needed;
 549        u8 osi_enabled;
 550        u8 papr_enabled;
 551        u8 watchdog_enabled;
 552        u8 sane;
 553        u8 cpu_type;
 554        u8 hcall_needed;
 555        u8 epr_flags; /* KVMPPC_EPR_xxx */
 556        u8 epr_needed;
 557
 558        u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */
 559
 560        struct hrtimer dec_timer;
 561        struct tasklet_struct tasklet;
 562        u64 dec_jiffies;
 563        u64 dec_expires;
 564        unsigned long pending_exceptions;
 565        u8 ceded;
 566        u8 prodded;
 567        u32 last_inst;
 568
 569        wait_queue_head_t *wqp;
 570        struct kvmppc_vcore *vcore;
 571        int ret;
 572        int trap;
 573        int state;
 574        int ptid;
 575        bool timer_running;
 576        wait_queue_head_t cpu_run;
 577
 578        struct kvm_vcpu_arch_shared *shared;
 579        unsigned long magic_page_pa; /* phys addr to map the magic page to */
 580        unsigned long magic_page_ea; /* effect. addr to map the magic page to */
 581
 582        int irq_type;           /* one of KVM_IRQ_* */
 583        int irq_cpu_id;
 584        struct openpic *mpic;   /* KVM_IRQ_MPIC */
 585#ifdef CONFIG_KVM_XICS
 586        struct kvmppc_icp *icp; /* XICS presentation controller */
 587#endif
 588
 589#ifdef CONFIG_KVM_BOOK3S_64_HV
 590        struct kvm_vcpu_arch_shared shregs;
 591
 592        unsigned long pgfault_addr;
 593        long pgfault_index;
 594        unsigned long pgfault_hpte[2];
 595
 596        struct list_head run_list;
 597        struct task_struct *run_task;
 598        struct kvm_run *kvm_run;
 599        pgd_t *pgdir;
 600
 601        spinlock_t vpa_update_lock;
 602        struct kvmppc_vpa vpa;
 603        struct kvmppc_vpa dtl;
 604        struct dtl_entry *dtl_ptr;
 605        unsigned long dtl_index;
 606        u64 stolen_logged;
 607        struct kvmppc_vpa slb_shadow;
 608
 609        spinlock_t tbacct_lock;
 610        u64 busy_stolen;
 611        u64 busy_preempt;
 612#endif
 613};
 614
 615/* Values for vcpu->arch.state */
 616#define KVMPPC_VCPU_NOTREADY            0
 617#define KVMPPC_VCPU_RUNNABLE            1
 618#define KVMPPC_VCPU_BUSY_IN_HOST        2
 619
 620/* Values for vcpu->arch.io_gpr */
 621#define KVM_MMIO_REG_MASK       0x001f
 622#define KVM_MMIO_REG_EXT_MASK   0xffe0
 623#define KVM_MMIO_REG_GPR        0x0000
 624#define KVM_MMIO_REG_FPR        0x0020
 625#define KVM_MMIO_REG_QPR        0x0040
 626#define KVM_MMIO_REG_FQPR       0x0060
 627
 628#define __KVM_HAVE_ARCH_WQP
 629#define __KVM_HAVE_CREATE_DEVICE
 630
 631#endif /* __POWERPC_KVM_HOST_H__ */
 632