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 #include <asm/hvcall.h> 38 39 #define KVM_MAX_VCPUS NR_CPUS 40 #define KVM_MAX_VCORES NR_CPUS 41 #define KVM_USER_MEM_SLOTS 32 42 #define KVM_MEM_SLOTS_NUM KVM_USER_MEM_SLOTS 43 44 #ifdef CONFIG_KVM_MMIO 45 #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 46 #endif 47 48 /* These values are internal and can be increased later */ 49 #define KVM_NR_IRQCHIPS 1 50 #define KVM_IRQCHIP_NUM_PINS 256 51 52 #include <linux/mmu_notifier.h> 53 54 #define KVM_ARCH_WANT_MMU_NOTIFIER 55 56 struct kvm; 57 extern int kvm_unmap_hva(struct kvm *kvm, unsigned long hva); 58 extern int kvm_unmap_hva_range(struct kvm *kvm, 59 unsigned long start, unsigned long end); 60 extern int kvm_age_hva(struct kvm *kvm, unsigned long hva); 61 extern int kvm_test_age_hva(struct kvm *kvm, unsigned long hva); 62 extern void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte); 63 64 #define HPTEG_CACHE_NUM (1 << 15) 65 #define HPTEG_HASH_BITS_PTE 13 66 #define HPTEG_HASH_BITS_PTE_LONG 12 67 #define HPTEG_HASH_BITS_VPTE 13 68 #define HPTEG_HASH_BITS_VPTE_LONG 5 69 #define HPTEG_HASH_BITS_VPTE_64K 11 70 #define HPTEG_HASH_NUM_PTE (1 << HPTEG_HASH_BITS_PTE) 71 #define HPTEG_HASH_NUM_PTE_LONG (1 << HPTEG_HASH_BITS_PTE_LONG) 72 #define HPTEG_HASH_NUM_VPTE (1 << HPTEG_HASH_BITS_VPTE) 73 #define HPTEG_HASH_NUM_VPTE_LONG (1 << HPTEG_HASH_BITS_VPTE_LONG) 74 #define HPTEG_HASH_NUM_VPTE_64K (1 << HPTEG_HASH_BITS_VPTE_64K) 75 76 /* Physical Address Mask - allowed range of real mode RAM access */ 77 #define KVM_PAM 0x0fffffffffffffffULL 78 79 struct kvm; 80 struct kvm_run; 81 struct kvm_vcpu; 82 83 struct lppaca; 84 struct slb_shadow; 85 struct dtl_entry; 86 87 struct kvmppc_vcpu_book3s; 88 struct kvmppc_book3s_shadow_vcpu; 89 90 struct kvm_vm_stat { 91 u32 remote_tlb_flush; 92 }; 93 94 struct kvm_vcpu_stat { 95 u32 sum_exits; 96 u32 mmio_exits; 97 u32 signal_exits; 98 u32 light_exits; 99 /* Account for special types of light exits: */ 100 u32 itlb_real_miss_exits; 101 u32 itlb_virt_miss_exits; 102 u32 dtlb_real_miss_exits; 103 u32 dtlb_virt_miss_exits; 104 u32 syscall_exits; 105 u32 isi_exits; 106 u32 dsi_exits; 107 u32 emulated_inst_exits; 108 u32 dec_exits; 109 u32 ext_intr_exits; 110 u32 halt_wakeup; 111 u32 dbell_exits; 112 u32 gdbell_exits; 113 u32 ld; 114 u32 st; 115 #ifdef CONFIG_PPC_BOOK3S 116 u32 pf_storage; 117 u32 pf_instruc; 118 u32 sp_storage; 119 u32 sp_instruc; 120 u32 queue_intr; 121 u32 ld_slow; 122 u32 st_slow; 123 #endif 124 }; 125 126 enum kvm_exit_types { 127 MMIO_EXITS, 128 SIGNAL_EXITS, 129 ITLB_REAL_MISS_EXITS, 130 ITLB_VIRT_MISS_EXITS, 131 DTLB_REAL_MISS_EXITS, 132 DTLB_VIRT_MISS_EXITS, 133 SYSCALL_EXITS, 134 ISI_EXITS, 135 DSI_EXITS, 136 EMULATED_INST_EXITS, 137 EMULATED_MTMSRWE_EXITS, 138 EMULATED_WRTEE_EXITS, 139 EMULATED_MTSPR_EXITS, 140 EMULATED_MFSPR_EXITS, 141 EMULATED_MTMSR_EXITS, 142 EMULATED_MFMSR_EXITS, 143 EMULATED_TLBSX_EXITS, 144 EMULATED_TLBWE_EXITS, 145 EMULATED_RFI_EXITS, 146 EMULATED_RFCI_EXITS, 147 DEC_EXITS, 148 EXT_INTR_EXITS, 149 HALT_WAKEUP, 150 USR_PR_INST, 151 FP_UNAVAIL, 152 DEBUG_EXITS, 153 TIMEINGUEST, 154 DBELL_EXITS, 155 GDBELL_EXITS, 156 __NUMBER_OF_KVM_EXIT_TYPES 157 }; 158 159 /* allow access to big endian 32bit upper/lower parts and 64bit var */ 160 struct kvmppc_exit_timing { 161 union { 162 u64 tv64; 163 struct { 164 u32 tbu, tbl; 165 } tv32; 166 }; 167 }; 168 169 struct kvmppc_pginfo { 170 unsigned long pfn; 171 atomic_t refcnt; 172 }; 173 174 struct kvmppc_spapr_tce_table { 175 struct list_head list; 176 struct kvm *kvm; 177 u64 liobn; 178 u32 window_size; 179 struct page *pages[0]; 180 }; 181 182 struct kvm_rma_info { 183 atomic_t use_count; 184 unsigned long base_pfn; 185 }; 186 187 /* XICS components, defined in book3s_xics.c */ 188 struct kvmppc_xics; 189 struct kvmppc_icp; 190 191 /* 192 * The reverse mapping array has one entry for each HPTE, 193 * which stores the guest's view of the second word of the HPTE 194 * (including the guest physical address of the mapping), 195 * plus forward and backward pointers in a doubly-linked ring 196 * of HPTEs that map the same host page. The pointers in this 197 * ring are 32-bit HPTE indexes, to save space. 198 */ 199 struct revmap_entry { 200 unsigned long guest_rpte; 201 unsigned int forw, back; 202 }; 203 204 /* 205 * We use the top bit of each memslot->arch.rmap entry as a lock bit, 206 * and bit 32 as a present flag. The bottom 32 bits are the 207 * index in the guest HPT of a HPTE that points to the page. 208 */ 209 #define KVMPPC_RMAP_LOCK_BIT 63 210 #define KVMPPC_RMAP_RC_SHIFT 32 211 #define KVMPPC_RMAP_REFERENCED (HPTE_R_R << KVMPPC_RMAP_RC_SHIFT) 212 #define KVMPPC_RMAP_CHANGED (HPTE_R_C << KVMPPC_RMAP_RC_SHIFT) 213 #define KVMPPC_RMAP_PRESENT 0x100000000ul 214 #define KVMPPC_RMAP_INDEX 0xfffffffful 215 216 /* Low-order bits in memslot->arch.slot_phys[] */ 217 #define KVMPPC_PAGE_ORDER_MASK 0x1f 218 #define KVMPPC_PAGE_NO_CACHE HPTE_R_I /* 0x20 */ 219 #define KVMPPC_PAGE_WRITETHRU HPTE_R_W /* 0x40 */ 220 #define KVMPPC_GOT_PAGE 0x80 221 222 struct kvm_arch_memory_slot { 223 #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE 224 unsigned long *rmap; 225 unsigned long *slot_phys; 226 #endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */ 227 }; 228 229 struct kvm_arch { 230 unsigned int lpid; 231 #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE 232 unsigned long hpt_virt; 233 struct revmap_entry *revmap; 234 unsigned int host_lpid; 235 unsigned long host_lpcr; 236 unsigned long sdr1; 237 unsigned long host_sdr1; 238 int tlbie_lock; 239 unsigned long lpcr; 240 unsigned long rmor; 241 struct kvm_rma_info *rma; 242 unsigned long vrma_slb_v; 243 int rma_setup_done; 244 int using_mmu_notifiers; 245 u32 hpt_order; 246 atomic_t vcpus_running; 247 u32 online_vcores; 248 unsigned long hpt_npte; 249 unsigned long hpt_mask; 250 atomic_t hpte_mod_interest; 251 spinlock_t slot_phys_lock; 252 cpumask_t need_tlb_flush; 253 int hpt_cma_alloc; 254 #endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */ 255 #ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE 256 struct mutex hpt_mutex; 257 #endif 258 #ifdef CONFIG_PPC_BOOK3S_64 259 struct list_head spapr_tce_tables; 260 struct list_head rtas_tokens; 261 DECLARE_BITMAP(enabled_hcalls, MAX_HCALL_OPCODE/4 + 1); 262 #endif 263 #ifdef CONFIG_KVM_MPIC 264 struct openpic *mpic; 265 #endif 266 #ifdef CONFIG_KVM_XICS 267 struct kvmppc_xics *xics; 268 #endif 269 struct kvmppc_ops *kvm_ops; 270 #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE 271 /* This array can grow quite large, keep it at the end */ 272 struct kvmppc_vcore *vcores[KVM_MAX_VCORES]; 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 */ 283 struct 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 int first_vcpuid; 292 u16 pcpu; 293 u16 last_cpu; 294 u8 vcore_state; 295 u8 in_guest; 296 struct list_head runnable_threads; 297 spinlock_t lock; 298 wait_queue_head_t wq; 299 u64 stolen_tb; 300 u64 preempt_tb; 301 struct kvm_vcpu *runner; 302 struct kvm *kvm; 303 u64 tb_offset; /* guest timebase - host timebase */ 304 ulong lpcr; 305 u32 arch_compat; 306 ulong pcr; 307 ulong dpdes; /* doorbell state (POWER8) */ 308 void *mpp_buffer; /* Micro Partition Prefetch buffer */ 309 bool mpp_buffer_is_valid; 310 }; 311 312 #define VCORE_ENTRY_COUNT(vc) ((vc)->entry_exit_count & 0xff) 313 #define VCORE_EXIT_COUNT(vc) ((vc)->entry_exit_count >> 8) 314 315 /* Values for vcore_state */ 316 #define VCORE_INACTIVE 0 317 #define VCORE_SLEEPING 1 318 #define VCORE_STARTING 2 319 #define VCORE_RUNNING 3 320 #define VCORE_EXITING 4 321 322 /* 323 * Struct used to manage memory for a virtual processor area 324 * registered by a PAPR guest. There are three types of area 325 * that a guest can register. 326 */ 327 struct kvmppc_vpa { 328 unsigned long gpa; /* Current guest phys addr */ 329 void *pinned_addr; /* Address in kernel linear mapping */ 330 void *pinned_end; /* End of region */ 331 unsigned long next_gpa; /* Guest phys addr for update */ 332 unsigned long len; /* Number of bytes required */ 333 u8 update_pending; /* 1 => update pinned_addr from next_gpa */ 334 bool dirty; /* true => area has been modified by kernel */ 335 }; 336 337 struct kvmppc_pte { 338 ulong eaddr; 339 u64 vpage; 340 ulong raddr; 341 bool may_read : 1; 342 bool may_write : 1; 343 bool may_execute : 1; 344 u8 page_size; /* MMU_PAGE_xxx */ 345 }; 346 347 struct kvmppc_mmu { 348 /* book3s_64 only */ 349 void (*slbmte)(struct kvm_vcpu *vcpu, u64 rb, u64 rs); 350 u64 (*slbmfee)(struct kvm_vcpu *vcpu, u64 slb_nr); 351 u64 (*slbmfev)(struct kvm_vcpu *vcpu, u64 slb_nr); 352 void (*slbie)(struct kvm_vcpu *vcpu, u64 slb_nr); 353 void (*slbia)(struct kvm_vcpu *vcpu); 354 /* book3s */ 355 void (*mtsrin)(struct kvm_vcpu *vcpu, u32 srnum, ulong value); 356 u32 (*mfsrin)(struct kvm_vcpu *vcpu, u32 srnum); 357 int (*xlate)(struct kvm_vcpu *vcpu, gva_t eaddr, 358 struct kvmppc_pte *pte, bool data, bool iswrite); 359 void (*reset_msr)(struct kvm_vcpu *vcpu); 360 void (*tlbie)(struct kvm_vcpu *vcpu, ulong addr, bool large); 361 int (*esid_to_vsid)(struct kvm_vcpu *vcpu, ulong esid, u64 *vsid); 362 u64 (*ea_to_vp)(struct kvm_vcpu *vcpu, gva_t eaddr, bool data); 363 bool (*is_dcbz32)(struct kvm_vcpu *vcpu); 364 }; 365 366 struct kvmppc_slb { 367 u64 esid; 368 u64 vsid; 369 u64 orige; 370 u64 origv; 371 bool valid : 1; 372 bool Ks : 1; 373 bool Kp : 1; 374 bool nx : 1; 375 bool large : 1; /* PTEs are 16MB */ 376 bool tb : 1; /* 1TB segment */ 377 bool class : 1; 378 u8 base_page_size; /* MMU_PAGE_xxx */ 379 }; 380 381 # ifdef CONFIG_PPC_FSL_BOOK3E 382 #define KVMPPC_BOOKE_IAC_NUM 2 383 #define KVMPPC_BOOKE_DAC_NUM 2 384 # else 385 #define KVMPPC_BOOKE_IAC_NUM 4 386 #define KVMPPC_BOOKE_DAC_NUM 2 387 # endif 388 #define KVMPPC_BOOKE_MAX_IAC 4 389 #define KVMPPC_BOOKE_MAX_DAC 2 390 391 /* KVMPPC_EPR_USER takes precedence over KVMPPC_EPR_KERNEL */ 392 #define KVMPPC_EPR_NONE 0 /* EPR not supported */ 393 #define KVMPPC_EPR_USER 1 /* exit to userspace to fill EPR */ 394 #define KVMPPC_EPR_KERNEL 2 /* in-kernel irqchip */ 395 396 #define KVMPPC_IRQ_DEFAULT 0 397 #define KVMPPC_IRQ_MPIC 1 398 #define KVMPPC_IRQ_XICS 2 399 400 struct openpic; 401 402 struct kvm_vcpu_arch { 403 ulong host_stack; 404 u32 host_pid; 405 #ifdef CONFIG_PPC_BOOK3S 406 struct kvmppc_slb slb[64]; 407 int slb_max; /* 1 + index of last valid entry in slb[] */ 408 int slb_nr; /* total number of entries in SLB */ 409 struct kvmppc_mmu mmu; 410 struct kvmppc_vcpu_book3s *book3s; 411 #endif 412 #ifdef CONFIG_PPC_BOOK3S_32 413 struct kvmppc_book3s_shadow_vcpu *shadow_vcpu; 414 #endif 415 416 ulong gpr[32]; 417 418 struct thread_fp_state fp; 419 420 #ifdef CONFIG_SPE 421 ulong evr[32]; 422 ulong spefscr; 423 ulong host_spefscr; 424 u64 acc; 425 #endif 426 #ifdef CONFIG_ALTIVEC 427 struct thread_vr_state vr; 428 #endif 429 430 #ifdef CONFIG_KVM_BOOKE_HV 431 u32 host_mas4; 432 u32 host_mas6; 433 u32 shadow_epcr; 434 u32 shadow_msrp; 435 u32 eplc; 436 u32 epsc; 437 u32 oldpir; 438 #endif 439 440 #if defined(CONFIG_BOOKE) 441 #if defined(CONFIG_KVM_BOOKE_HV) || defined(CONFIG_64BIT) 442 u32 epcr; 443 #endif 444 #endif 445 446 #ifdef CONFIG_PPC_BOOK3S 447 /* For Gekko paired singles */ 448 u32 qpr[32]; 449 #endif 450 451 ulong pc; 452 ulong ctr; 453 ulong lr; 454 #ifdef CONFIG_PPC_BOOK3S 455 ulong tar; 456 #endif 457 458 ulong xer; 459 u32 cr; 460 461 #ifdef CONFIG_PPC_BOOK3S 462 ulong hflags; 463 ulong guest_owned_ext; 464 ulong purr; 465 ulong spurr; 466 ulong ic; 467 ulong vtb; 468 ulong dscr; 469 ulong amr; 470 ulong uamor; 471 ulong iamr; 472 u32 ctrl; 473 u32 dabrx; 474 ulong dabr; 475 ulong dawr; 476 ulong dawrx; 477 ulong ciabr; 478 ulong cfar; 479 ulong ppr; 480 ulong pspb; 481 ulong fscr; 482 ulong shadow_fscr; 483 ulong ebbhr; 484 ulong ebbrr; 485 ulong bescr; 486 ulong csigr; 487 ulong tacr; 488 ulong tcscr; 489 ulong acop; 490 ulong wort; 491 ulong shadow_srr1; 492 #endif 493 u32 vrsave; /* also USPRG0 */ 494 u32 mmucr; 495 /* shadow_msr is unused for BookE HV */ 496 ulong shadow_msr; 497 ulong csrr0; 498 ulong csrr1; 499 ulong dsrr0; 500 ulong dsrr1; 501 ulong mcsrr0; 502 ulong mcsrr1; 503 ulong mcsr; 504 u32 dec; 505 #ifdef CONFIG_BOOKE 506 u32 decar; 507 #endif 508 /* Time base value when we entered the guest */ 509 u64 entry_tb; 510 u64 entry_vtb; 511 u64 entry_ic; 512 u32 tcr; 513 ulong tsr; /* we need to perform set/clr_bits() which requires ulong */ 514 u32 ivor[64]; 515 ulong ivpr; 516 u32 pvr; 517 518 u32 shadow_pid; 519 u32 shadow_pid1; 520 u32 pid; 521 u32 swap_pid; 522 523 u32 ccr0; 524 u32 ccr1; 525 u32 dbsr; 526 527 u64 mmcr[5]; 528 u32 pmc[8]; 529 u32 spmc[2]; 530 u64 siar; 531 u64 sdar; 532 u64 sier; 533 #ifdef CONFIG_PPC_TRANSACTIONAL_MEM 534 u64 tfhar; 535 u64 texasr; 536 u64 tfiar; 537 538 u32 cr_tm; 539 u64 lr_tm; 540 u64 ctr_tm; 541 u64 amr_tm; 542 u64 ppr_tm; 543 u64 dscr_tm; 544 u64 tar_tm; 545 546 ulong gpr_tm[32]; 547 548 struct thread_fp_state fp_tm; 549 550 struct thread_vr_state vr_tm; 551 u32 vrsave_tm; /* also USPRG0 */ 552 553 #endif 554 555 #ifdef CONFIG_KVM_EXIT_TIMING 556 struct mutex exit_timing_lock; 557 struct kvmppc_exit_timing timing_exit; 558 struct kvmppc_exit_timing timing_last_enter; 559 u32 last_exit_type; 560 u32 timing_count_type[__NUMBER_OF_KVM_EXIT_TYPES]; 561 u64 timing_sum_duration[__NUMBER_OF_KVM_EXIT_TYPES]; 562 u64 timing_sum_quad_duration[__NUMBER_OF_KVM_EXIT_TYPES]; 563 u64 timing_min_duration[__NUMBER_OF_KVM_EXIT_TYPES]; 564 u64 timing_max_duration[__NUMBER_OF_KVM_EXIT_TYPES]; 565 u64 timing_last_exit; 566 struct dentry *debugfs_exit_timing; 567 #endif 568 569 #ifdef CONFIG_PPC_BOOK3S 570 ulong fault_dar; 571 u32 fault_dsisr; 572 unsigned long intr_msr; 573 #endif 574 575 #ifdef CONFIG_BOOKE 576 ulong fault_dear; 577 ulong fault_esr; 578 ulong queued_dear; 579 ulong queued_esr; 580 spinlock_t wdt_lock; 581 struct timer_list wdt_timer; 582 u32 tlbcfg[4]; 583 u32 tlbps[4]; 584 u32 mmucfg; 585 u32 eptcfg; 586 u32 epr; 587 u64 sprg9; 588 u32 pwrmgtcr0; 589 u32 crit_save; 590 /* guest debug registers*/ 591 struct debug_reg dbg_reg; 592 /* hardware visible debug registers when in guest state */ 593 struct debug_reg shadow_dbg_reg; 594 #endif 595 gpa_t paddr_accessed; 596 gva_t vaddr_accessed; 597 pgd_t *pgdir; 598 599 u8 io_gpr; /* GPR used as IO source/target */ 600 u8 mmio_is_bigendian; 601 u8 mmio_sign_extend; 602 u8 osi_needed; 603 u8 osi_enabled; 604 u8 papr_enabled; 605 u8 watchdog_enabled; 606 u8 sane; 607 u8 cpu_type; 608 u8 hcall_needed; 609 u8 epr_flags; /* KVMPPC_EPR_xxx */ 610 u8 epr_needed; 611 612 u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */ 613 614 struct hrtimer dec_timer; 615 struct tasklet_struct tasklet; 616 u64 dec_jiffies; 617 u64 dec_expires; 618 unsigned long pending_exceptions; 619 u8 ceded; 620 u8 prodded; 621 u32 last_inst; 622 623 wait_queue_head_t *wqp; 624 struct kvmppc_vcore *vcore; 625 int ret; 626 int trap; 627 int state; 628 int ptid; 629 bool timer_running; 630 wait_queue_head_t cpu_run; 631 632 struct kvm_vcpu_arch_shared *shared; 633 #if defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_KVM_BOOK3S_PR_POSSIBLE) 634 bool shared_big_endian; 635 #endif 636 unsigned long magic_page_pa; /* phys addr to map the magic page to */ 637 unsigned long magic_page_ea; /* effect. addr to map the magic page to */ 638 bool disable_kernel_nx; 639 640 int irq_type; /* one of KVM_IRQ_* */ 641 int irq_cpu_id; 642 struct openpic *mpic; /* KVM_IRQ_MPIC */ 643 #ifdef CONFIG_KVM_XICS 644 struct kvmppc_icp *icp; /* XICS presentation controller */ 645 #endif 646 647 #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE 648 struct kvm_vcpu_arch_shared shregs; 649 650 unsigned long pgfault_addr; 651 long pgfault_index; 652 unsigned long pgfault_hpte[2]; 653 654 struct list_head run_list; 655 struct task_struct *run_task; 656 struct kvm_run *kvm_run; 657 658 spinlock_t vpa_update_lock; 659 struct kvmppc_vpa vpa; 660 struct kvmppc_vpa dtl; 661 struct dtl_entry *dtl_ptr; 662 unsigned long dtl_index; 663 u64 stolen_logged; 664 struct kvmppc_vpa slb_shadow; 665 666 spinlock_t tbacct_lock; 667 u64 busy_stolen; 668 u64 busy_preempt; 669 #endif 670 }; 671 672 #define VCPU_FPR(vcpu, i) (vcpu)->arch.fp.fpr[i][TS_FPROFFSET] 673 674 /* Values for vcpu->arch.state */ 675 #define KVMPPC_VCPU_NOTREADY 0 676 #define KVMPPC_VCPU_RUNNABLE 1 677 #define KVMPPC_VCPU_BUSY_IN_HOST 2 678 679 /* Values for vcpu->arch.io_gpr */ 680 #define KVM_MMIO_REG_MASK 0x001f 681 #define KVM_MMIO_REG_EXT_MASK 0xffe0 682 #define KVM_MMIO_REG_GPR 0x0000 683 #define KVM_MMIO_REG_FPR 0x0020 684 #define KVM_MMIO_REG_QPR 0x0040 685 #define KVM_MMIO_REG_FQPR 0x0060 686 687 #define __KVM_HAVE_ARCH_WQP 688 #define __KVM_HAVE_CREATE_DEVICE 689 690 #endif /* __POWERPC_KVM_HOST_H__ */ 691