kvm.h 30 KB

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  1. #ifndef __LINUX_KVM_H
  2. #define __LINUX_KVM_H
  3. /*
  4. * Userspace interface for /dev/kvm - kernel based virtual machine
  5. *
  6. * Note: you must update KVM_API_VERSION if you change this interface.
  7. */
  8. #include <linux/types.h>
  9. #include <linux/compiler.h>
  10. #include <linux/ioctl.h>
  11. #include <asm/kvm.h>
  12. #define KVM_API_VERSION 12
  13. /* *** Deprecated interfaces *** */
  14. #define KVM_TRC_SHIFT 16
  15. #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
  16. #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
  17. #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
  18. #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
  19. #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
  20. #define KVM_TRC_HEAD_SIZE 12
  21. #define KVM_TRC_CYCLE_SIZE 8
  22. #define KVM_TRC_EXTRA_MAX 7
  23. #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
  24. #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
  25. #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
  26. #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
  27. #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
  28. #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
  29. #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
  30. #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
  31. #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
  32. #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
  33. #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
  34. #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
  35. #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
  36. #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
  37. #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
  38. #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
  39. #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
  40. #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
  41. #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
  42. #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
  43. #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
  44. #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
  45. #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
  46. #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
  47. struct kvm_user_trace_setup {
  48. __u32 buf_size;
  49. __u32 buf_nr;
  50. };
  51. #define __KVM_DEPRECATED_MAIN_W_0x06 \
  52. _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  53. #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  54. #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  55. #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  56. struct kvm_breakpoint {
  57. __u32 enabled;
  58. __u32 padding;
  59. __u64 address;
  60. };
  61. struct kvm_debug_guest {
  62. __u32 enabled;
  63. __u32 pad;
  64. struct kvm_breakpoint breakpoints[4];
  65. __u32 singlestep;
  66. };
  67. #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  68. /* *** End of deprecated interfaces *** */
  69. /* for KVM_CREATE_MEMORY_REGION */
  70. struct kvm_memory_region {
  71. __u32 slot;
  72. __u32 flags;
  73. __u64 guest_phys_addr;
  74. __u64 memory_size; /* bytes */
  75. };
  76. /* for KVM_SET_USER_MEMORY_REGION */
  77. struct kvm_userspace_memory_region {
  78. __u32 slot;
  79. __u32 flags;
  80. __u64 guest_phys_addr;
  81. __u64 memory_size; /* bytes */
  82. __u64 userspace_addr; /* start of the userspace allocated memory */
  83. };
  84. /*
  85. * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
  86. * other bits are reserved for kvm internal use which are defined in
  87. * include/linux/kvm_host.h.
  88. */
  89. #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
  90. #define KVM_MEM_READONLY (1UL << 1)
  91. /* for KVM_IRQ_LINE */
  92. struct kvm_irq_level {
  93. /*
  94. * ACPI gsi notion of irq.
  95. * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
  96. * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
  97. * For ARM: See Documentation/virtual/kvm/api.txt
  98. */
  99. union {
  100. __u32 irq;
  101. __s32 status;
  102. };
  103. __u32 level;
  104. };
  105. struct kvm_irqchip {
  106. __u32 chip_id;
  107. __u32 pad;
  108. union {
  109. char dummy[512]; /* reserving space */
  110. #ifdef __KVM_HAVE_PIT
  111. struct kvm_pic_state pic;
  112. #endif
  113. #ifdef __KVM_HAVE_IOAPIC
  114. struct kvm_ioapic_state ioapic;
  115. #endif
  116. } chip;
  117. };
  118. /* for KVM_CREATE_PIT2 */
  119. struct kvm_pit_config {
  120. __u32 flags;
  121. __u32 pad[15];
  122. };
  123. #define KVM_PIT_SPEAKER_DUMMY 1
  124. #define KVM_EXIT_UNKNOWN 0
  125. #define KVM_EXIT_EXCEPTION 1
  126. #define KVM_EXIT_IO 2
  127. #define KVM_EXIT_HYPERCALL 3
  128. #define KVM_EXIT_DEBUG 4
  129. #define KVM_EXIT_HLT 5
  130. #define KVM_EXIT_MMIO 6
  131. #define KVM_EXIT_IRQ_WINDOW_OPEN 7
  132. #define KVM_EXIT_SHUTDOWN 8
  133. #define KVM_EXIT_FAIL_ENTRY 9
  134. #define KVM_EXIT_INTR 10
  135. #define KVM_EXIT_SET_TPR 11
  136. #define KVM_EXIT_TPR_ACCESS 12
  137. #define KVM_EXIT_S390_SIEIC 13
  138. #define KVM_EXIT_S390_RESET 14
  139. #define KVM_EXIT_DCR 15
  140. #define KVM_EXIT_NMI 16
  141. #define KVM_EXIT_INTERNAL_ERROR 17
  142. #define KVM_EXIT_OSI 18
  143. #define KVM_EXIT_PAPR_HCALL 19
  144. #define KVM_EXIT_S390_UCONTROL 20
  145. #define KVM_EXIT_WATCHDOG 21
  146. #define KVM_EXIT_S390_TSCH 22
  147. #define KVM_EXIT_EPR 23
  148. /* For KVM_EXIT_INTERNAL_ERROR */
  149. /* Emulate instruction failed. */
  150. #define KVM_INTERNAL_ERROR_EMULATION 1
  151. /* Encounter unexpected simultaneous exceptions. */
  152. #define KVM_INTERNAL_ERROR_SIMUL_EX 2
  153. /* Encounter unexpected vm-exit due to delivery event. */
  154. #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
  155. /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
  156. struct kvm_run {
  157. /* in */
  158. __u8 request_interrupt_window;
  159. __u8 padding1[7];
  160. /* out */
  161. __u32 exit_reason;
  162. __u8 ready_for_interrupt_injection;
  163. __u8 if_flag;
  164. __u8 padding2[2];
  165. /* in (pre_kvm_run), out (post_kvm_run) */
  166. __u64 cr8;
  167. __u64 apic_base;
  168. #ifdef __KVM_S390
  169. /* the processor status word for s390 */
  170. __u64 psw_mask; /* psw upper half */
  171. __u64 psw_addr; /* psw lower half */
  172. #endif
  173. union {
  174. /* KVM_EXIT_UNKNOWN */
  175. struct {
  176. __u64 hardware_exit_reason;
  177. } hw;
  178. /* KVM_EXIT_FAIL_ENTRY */
  179. struct {
  180. __u64 hardware_entry_failure_reason;
  181. } fail_entry;
  182. /* KVM_EXIT_EXCEPTION */
  183. struct {
  184. __u32 exception;
  185. __u32 error_code;
  186. } ex;
  187. /* KVM_EXIT_IO */
  188. struct {
  189. #define KVM_EXIT_IO_IN 0
  190. #define KVM_EXIT_IO_OUT 1
  191. __u8 direction;
  192. __u8 size; /* bytes */
  193. __u16 port;
  194. __u32 count;
  195. __u64 data_offset; /* relative to kvm_run start */
  196. } io;
  197. struct {
  198. struct kvm_debug_exit_arch arch;
  199. } debug;
  200. /* KVM_EXIT_MMIO */
  201. struct {
  202. __u64 phys_addr;
  203. __u8 data[8];
  204. __u32 len;
  205. __u8 is_write;
  206. } mmio;
  207. /* KVM_EXIT_HYPERCALL */
  208. struct {
  209. __u64 nr;
  210. __u64 args[6];
  211. __u64 ret;
  212. __u32 longmode;
  213. __u32 pad;
  214. } hypercall;
  215. /* KVM_EXIT_TPR_ACCESS */
  216. struct {
  217. __u64 rip;
  218. __u32 is_write;
  219. __u32 pad;
  220. } tpr_access;
  221. /* KVM_EXIT_S390_SIEIC */
  222. struct {
  223. __u8 icptcode;
  224. __u16 ipa;
  225. __u32 ipb;
  226. } s390_sieic;
  227. /* KVM_EXIT_S390_RESET */
  228. #define KVM_S390_RESET_POR 1
  229. #define KVM_S390_RESET_CLEAR 2
  230. #define KVM_S390_RESET_SUBSYSTEM 4
  231. #define KVM_S390_RESET_CPU_INIT 8
  232. #define KVM_S390_RESET_IPL 16
  233. __u64 s390_reset_flags;
  234. /* KVM_EXIT_S390_UCONTROL */
  235. struct {
  236. __u64 trans_exc_code;
  237. __u32 pgm_code;
  238. } s390_ucontrol;
  239. /* KVM_EXIT_DCR */
  240. struct {
  241. __u32 dcrn;
  242. __u32 data;
  243. __u8 is_write;
  244. } dcr;
  245. struct {
  246. __u32 suberror;
  247. /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
  248. __u32 ndata;
  249. __u64 data[16];
  250. } internal;
  251. /* KVM_EXIT_OSI */
  252. struct {
  253. __u64 gprs[32];
  254. } osi;
  255. struct {
  256. __u64 nr;
  257. __u64 ret;
  258. __u64 args[9];
  259. } papr_hcall;
  260. /* KVM_EXIT_S390_TSCH */
  261. struct {
  262. __u16 subchannel_id;
  263. __u16 subchannel_nr;
  264. __u32 io_int_parm;
  265. __u32 io_int_word;
  266. __u32 ipb;
  267. __u8 dequeued;
  268. } s390_tsch;
  269. /* KVM_EXIT_EPR */
  270. struct {
  271. __u32 epr;
  272. } epr;
  273. /* Fix the size of the union. */
  274. char padding[256];
  275. };
  276. /*
  277. * shared registers between kvm and userspace.
  278. * kvm_valid_regs specifies the register classes set by the host
  279. * kvm_dirty_regs specified the register classes dirtied by userspace
  280. * struct kvm_sync_regs is architecture specific, as well as the
  281. * bits for kvm_valid_regs and kvm_dirty_regs
  282. */
  283. __u64 kvm_valid_regs;
  284. __u64 kvm_dirty_regs;
  285. union {
  286. struct kvm_sync_regs regs;
  287. char padding[1024];
  288. } s;
  289. };
  290. /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
  291. struct kvm_coalesced_mmio_zone {
  292. __u64 addr;
  293. __u32 size;
  294. __u32 pad;
  295. };
  296. struct kvm_coalesced_mmio {
  297. __u64 phys_addr;
  298. __u32 len;
  299. __u32 pad;
  300. __u8 data[8];
  301. };
  302. struct kvm_coalesced_mmio_ring {
  303. __u32 first, last;
  304. struct kvm_coalesced_mmio coalesced_mmio[0];
  305. };
  306. #define KVM_COALESCED_MMIO_MAX \
  307. ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
  308. sizeof(struct kvm_coalesced_mmio))
  309. /* for KVM_TRANSLATE */
  310. struct kvm_translation {
  311. /* in */
  312. __u64 linear_address;
  313. /* out */
  314. __u64 physical_address;
  315. __u8 valid;
  316. __u8 writeable;
  317. __u8 usermode;
  318. __u8 pad[5];
  319. };
  320. /* for KVM_INTERRUPT */
  321. struct kvm_interrupt {
  322. /* in */
  323. __u32 irq;
  324. };
  325. /* for KVM_GET_DIRTY_LOG */
  326. struct kvm_dirty_log {
  327. __u32 slot;
  328. __u32 padding1;
  329. union {
  330. void __user *dirty_bitmap; /* one bit per page */
  331. __u64 padding2;
  332. };
  333. };
  334. /* for KVM_SET_SIGNAL_MASK */
  335. struct kvm_signal_mask {
  336. __u32 len;
  337. __u8 sigset[0];
  338. };
  339. /* for KVM_TPR_ACCESS_REPORTING */
  340. struct kvm_tpr_access_ctl {
  341. __u32 enabled;
  342. __u32 flags;
  343. __u32 reserved[8];
  344. };
  345. /* for KVM_SET_VAPIC_ADDR */
  346. struct kvm_vapic_addr {
  347. __u64 vapic_addr;
  348. };
  349. /* for KVM_SET_MPSTATE */
  350. #define KVM_MP_STATE_RUNNABLE 0
  351. #define KVM_MP_STATE_UNINITIALIZED 1
  352. #define KVM_MP_STATE_INIT_RECEIVED 2
  353. #define KVM_MP_STATE_HALTED 3
  354. #define KVM_MP_STATE_SIPI_RECEIVED 4
  355. struct kvm_mp_state {
  356. __u32 mp_state;
  357. };
  358. struct kvm_s390_psw {
  359. __u64 mask;
  360. __u64 addr;
  361. };
  362. /* valid values for type in kvm_s390_interrupt */
  363. #define KVM_S390_SIGP_STOP 0xfffe0000u
  364. #define KVM_S390_PROGRAM_INT 0xfffe0001u
  365. #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
  366. #define KVM_S390_RESTART 0xfffe0003u
  367. #define KVM_S390_MCHK 0xfffe1000u
  368. #define KVM_S390_INT_VIRTIO 0xffff2603u
  369. #define KVM_S390_INT_SERVICE 0xffff2401u
  370. #define KVM_S390_INT_EMERGENCY 0xffff1201u
  371. #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
  372. /* Anything below 0xfffe0000u is taken by INT_IO */
  373. #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
  374. (((schid)) | \
  375. ((ssid) << 16) | \
  376. ((cssid) << 18) | \
  377. ((ai) << 26))
  378. #define KVM_S390_INT_IO_MIN 0x00000000u
  379. #define KVM_S390_INT_IO_MAX 0xfffdffffu
  380. struct kvm_s390_interrupt {
  381. __u32 type;
  382. __u32 parm;
  383. __u64 parm64;
  384. };
  385. /* for KVM_SET_GUEST_DEBUG */
  386. #define KVM_GUESTDBG_ENABLE 0x00000001
  387. #define KVM_GUESTDBG_SINGLESTEP 0x00000002
  388. struct kvm_guest_debug {
  389. __u32 control;
  390. __u32 pad;
  391. struct kvm_guest_debug_arch arch;
  392. };
  393. enum {
  394. kvm_ioeventfd_flag_nr_datamatch,
  395. kvm_ioeventfd_flag_nr_pio,
  396. kvm_ioeventfd_flag_nr_deassign,
  397. kvm_ioeventfd_flag_nr_virtio_ccw_notify,
  398. kvm_ioeventfd_flag_nr_max,
  399. };
  400. #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
  401. #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
  402. #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
  403. #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
  404. (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
  405. #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
  406. struct kvm_ioeventfd {
  407. __u64 datamatch;
  408. __u64 addr; /* legal pio/mmio address */
  409. __u32 len; /* 1, 2, 4, or 8 bytes */
  410. __s32 fd;
  411. __u32 flags;
  412. __u8 pad[36];
  413. };
  414. /* for KVM_ENABLE_CAP */
  415. struct kvm_enable_cap {
  416. /* in */
  417. __u32 cap;
  418. __u32 flags;
  419. __u64 args[4];
  420. __u8 pad[64];
  421. };
  422. /* for KVM_PPC_GET_PVINFO */
  423. struct kvm_ppc_pvinfo {
  424. /* out */
  425. __u32 flags;
  426. __u32 hcall[4];
  427. __u8 pad[108];
  428. };
  429. /* for KVM_PPC_GET_SMMU_INFO */
  430. #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
  431. struct kvm_ppc_one_page_size {
  432. __u32 page_shift; /* Page shift (or 0) */
  433. __u32 pte_enc; /* Encoding in the HPTE (>>12) */
  434. };
  435. struct kvm_ppc_one_seg_page_size {
  436. __u32 page_shift; /* Base page shift of segment (or 0) */
  437. __u32 slb_enc; /* SLB encoding for BookS */
  438. struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
  439. };
  440. #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
  441. #define KVM_PPC_1T_SEGMENTS 0x00000002
  442. struct kvm_ppc_smmu_info {
  443. __u64 flags;
  444. __u32 slb_size;
  445. __u32 pad;
  446. struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
  447. };
  448. #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
  449. #define KVMIO 0xAE
  450. /* machine type bits, to be used as argument to KVM_CREATE_VM */
  451. #define KVM_VM_S390_UCONTROL 1
  452. #define KVM_S390_SIE_PAGE_OFFSET 1
  453. /*
  454. * ioctls for /dev/kvm fds:
  455. */
  456. #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
  457. #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
  458. #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
  459. #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
  460. /*
  461. * Check if a kvm extension is available. Argument is extension number,
  462. * return is 1 (yes) or 0 (no, sorry).
  463. */
  464. #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
  465. /*
  466. * Get size for mmap(vcpu_fd)
  467. */
  468. #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
  469. #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
  470. #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
  471. #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
  472. #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
  473. /*
  474. * Extension capability list.
  475. */
  476. #define KVM_CAP_IRQCHIP 0
  477. #define KVM_CAP_HLT 1
  478. #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
  479. #define KVM_CAP_USER_MEMORY 3
  480. #define KVM_CAP_SET_TSS_ADDR 4
  481. #define KVM_CAP_VAPIC 6
  482. #define KVM_CAP_EXT_CPUID 7
  483. #define KVM_CAP_CLOCKSOURCE 8
  484. #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
  485. #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
  486. #define KVM_CAP_PIT 11
  487. #define KVM_CAP_NOP_IO_DELAY 12
  488. #define KVM_CAP_PV_MMU 13
  489. #define KVM_CAP_MP_STATE 14
  490. #define KVM_CAP_COALESCED_MMIO 15
  491. #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
  492. #define KVM_CAP_DEVICE_ASSIGNMENT 17
  493. #define KVM_CAP_IOMMU 18
  494. #ifdef __KVM_HAVE_MSI
  495. #define KVM_CAP_DEVICE_MSI 20
  496. #endif
  497. /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
  498. #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
  499. #ifdef __KVM_HAVE_USER_NMI
  500. #define KVM_CAP_USER_NMI 22
  501. #endif
  502. #ifdef __KVM_HAVE_GUEST_DEBUG
  503. #define KVM_CAP_SET_GUEST_DEBUG 23
  504. #endif
  505. #ifdef __KVM_HAVE_PIT
  506. #define KVM_CAP_REINJECT_CONTROL 24
  507. #endif
  508. #define KVM_CAP_IRQ_ROUTING 25
  509. #define KVM_CAP_IRQ_INJECT_STATUS 26
  510. #define KVM_CAP_DEVICE_DEASSIGNMENT 27
  511. #ifdef __KVM_HAVE_MSIX
  512. #define KVM_CAP_DEVICE_MSIX 28
  513. #endif
  514. #define KVM_CAP_ASSIGN_DEV_IRQ 29
  515. /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
  516. #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
  517. #ifdef __KVM_HAVE_MCE
  518. #define KVM_CAP_MCE 31
  519. #endif
  520. #define KVM_CAP_IRQFD 32
  521. #ifdef __KVM_HAVE_PIT
  522. #define KVM_CAP_PIT2 33
  523. #endif
  524. #define KVM_CAP_SET_BOOT_CPU_ID 34
  525. #ifdef __KVM_HAVE_PIT_STATE2
  526. #define KVM_CAP_PIT_STATE2 35
  527. #endif
  528. #define KVM_CAP_IOEVENTFD 36
  529. #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
  530. #ifdef __KVM_HAVE_XEN_HVM
  531. #define KVM_CAP_XEN_HVM 38
  532. #endif
  533. #define KVM_CAP_ADJUST_CLOCK 39
  534. #define KVM_CAP_INTERNAL_ERROR_DATA 40
  535. #ifdef __KVM_HAVE_VCPU_EVENTS
  536. #define KVM_CAP_VCPU_EVENTS 41
  537. #endif
  538. #define KVM_CAP_S390_PSW 42
  539. #define KVM_CAP_PPC_SEGSTATE 43
  540. #define KVM_CAP_HYPERV 44
  541. #define KVM_CAP_HYPERV_VAPIC 45
  542. #define KVM_CAP_HYPERV_SPIN 46
  543. #define KVM_CAP_PCI_SEGMENT 47
  544. #define KVM_CAP_PPC_PAIRED_SINGLES 48
  545. #define KVM_CAP_INTR_SHADOW 49
  546. #ifdef __KVM_HAVE_DEBUGREGS
  547. #define KVM_CAP_DEBUGREGS 50
  548. #endif
  549. #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
  550. #define KVM_CAP_PPC_OSI 52
  551. #define KVM_CAP_PPC_UNSET_IRQ 53
  552. #define KVM_CAP_ENABLE_CAP 54
  553. #ifdef __KVM_HAVE_XSAVE
  554. #define KVM_CAP_XSAVE 55
  555. #endif
  556. #ifdef __KVM_HAVE_XCRS
  557. #define KVM_CAP_XCRS 56
  558. #endif
  559. #define KVM_CAP_PPC_GET_PVINFO 57
  560. #define KVM_CAP_PPC_IRQ_LEVEL 58
  561. #define KVM_CAP_ASYNC_PF 59
  562. #define KVM_CAP_TSC_CONTROL 60
  563. #define KVM_CAP_GET_TSC_KHZ 61
  564. #define KVM_CAP_PPC_BOOKE_SREGS 62
  565. #define KVM_CAP_SPAPR_TCE 63
  566. #define KVM_CAP_PPC_SMT 64
  567. #define KVM_CAP_PPC_RMA 65
  568. #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
  569. #define KVM_CAP_PPC_HIOR 67
  570. #define KVM_CAP_PPC_PAPR 68
  571. #define KVM_CAP_SW_TLB 69
  572. #define KVM_CAP_ONE_REG 70
  573. #define KVM_CAP_S390_GMAP 71
  574. #define KVM_CAP_TSC_DEADLINE_TIMER 72
  575. #define KVM_CAP_S390_UCONTROL 73
  576. #define KVM_CAP_SYNC_REGS 74
  577. #define KVM_CAP_PCI_2_3 75
  578. #define KVM_CAP_KVMCLOCK_CTRL 76
  579. #define KVM_CAP_SIGNAL_MSI 77
  580. #define KVM_CAP_PPC_GET_SMMU_INFO 78
  581. #define KVM_CAP_S390_COW 79
  582. #define KVM_CAP_PPC_ALLOC_HTAB 80
  583. #ifdef __KVM_HAVE_READONLY_MEM
  584. #define KVM_CAP_READONLY_MEM 81
  585. #endif
  586. #define KVM_CAP_IRQFD_RESAMPLE 82
  587. #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
  588. #define KVM_CAP_PPC_HTAB_FD 84
  589. #define KVM_CAP_S390_CSS_SUPPORT 85
  590. #define KVM_CAP_PPC_EPR 86
  591. #define KVM_CAP_ARM_PSCI 87
  592. #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
  593. #define KVM_CAP_DEVICE_CTRL 89
  594. #define KVM_CAP_IRQ_MPIC 90
  595. #define KVM_CAP_PPC_RTAS 91
  596. #define KVM_CAP_IRQ_XICS 92
  597. #ifdef KVM_CAP_IRQ_ROUTING
  598. struct kvm_irq_routing_irqchip {
  599. __u32 irqchip;
  600. __u32 pin;
  601. };
  602. struct kvm_irq_routing_msi {
  603. __u32 address_lo;
  604. __u32 address_hi;
  605. __u32 data;
  606. __u32 pad;
  607. };
  608. /* gsi routing entry types */
  609. #define KVM_IRQ_ROUTING_IRQCHIP 1
  610. #define KVM_IRQ_ROUTING_MSI 2
  611. struct kvm_irq_routing_entry {
  612. __u32 gsi;
  613. __u32 type;
  614. __u32 flags;
  615. __u32 pad;
  616. union {
  617. struct kvm_irq_routing_irqchip irqchip;
  618. struct kvm_irq_routing_msi msi;
  619. __u32 pad[8];
  620. } u;
  621. };
  622. struct kvm_irq_routing {
  623. __u32 nr;
  624. __u32 flags;
  625. struct kvm_irq_routing_entry entries[0];
  626. };
  627. #endif
  628. #ifdef KVM_CAP_MCE
  629. /* x86 MCE */
  630. struct kvm_x86_mce {
  631. __u64 status;
  632. __u64 addr;
  633. __u64 misc;
  634. __u64 mcg_status;
  635. __u8 bank;
  636. __u8 pad1[7];
  637. __u64 pad2[3];
  638. };
  639. #endif
  640. #ifdef KVM_CAP_XEN_HVM
  641. struct kvm_xen_hvm_config {
  642. __u32 flags;
  643. __u32 msr;
  644. __u64 blob_addr_32;
  645. __u64 blob_addr_64;
  646. __u8 blob_size_32;
  647. __u8 blob_size_64;
  648. __u8 pad2[30];
  649. };
  650. #endif
  651. #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
  652. /*
  653. * Available with KVM_CAP_IRQFD_RESAMPLE
  654. *
  655. * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
  656. * the irqfd to operate in resampling mode for level triggered interrupt
  657. * emlation. See Documentation/virtual/kvm/api.txt.
  658. */
  659. #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
  660. struct kvm_irqfd {
  661. __u32 fd;
  662. __u32 gsi;
  663. __u32 flags;
  664. __u32 resamplefd;
  665. __u8 pad[16];
  666. };
  667. struct kvm_clock_data {
  668. __u64 clock;
  669. __u32 flags;
  670. __u32 pad[9];
  671. };
  672. #define KVM_MMU_FSL_BOOKE_NOHV 0
  673. #define KVM_MMU_FSL_BOOKE_HV 1
  674. struct kvm_config_tlb {
  675. __u64 params;
  676. __u64 array;
  677. __u32 mmu_type;
  678. __u32 array_len;
  679. };
  680. struct kvm_dirty_tlb {
  681. __u64 bitmap;
  682. __u32 num_dirty;
  683. };
  684. /* Available with KVM_CAP_ONE_REG */
  685. #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
  686. #define KVM_REG_GENERIC 0x0000000000000000ULL
  687. /*
  688. * Architecture specific registers are to be defined in arch headers and
  689. * ORed with the arch identifier.
  690. */
  691. #define KVM_REG_PPC 0x1000000000000000ULL
  692. #define KVM_REG_X86 0x2000000000000000ULL
  693. #define KVM_REG_IA64 0x3000000000000000ULL
  694. #define KVM_REG_ARM 0x4000000000000000ULL
  695. #define KVM_REG_S390 0x5000000000000000ULL
  696. #define KVM_REG_MIPS 0x7000000000000000ULL
  697. #define KVM_REG_SIZE_SHIFT 52
  698. #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
  699. #define KVM_REG_SIZE_U8 0x0000000000000000ULL
  700. #define KVM_REG_SIZE_U16 0x0010000000000000ULL
  701. #define KVM_REG_SIZE_U32 0x0020000000000000ULL
  702. #define KVM_REG_SIZE_U64 0x0030000000000000ULL
  703. #define KVM_REG_SIZE_U128 0x0040000000000000ULL
  704. #define KVM_REG_SIZE_U256 0x0050000000000000ULL
  705. #define KVM_REG_SIZE_U512 0x0060000000000000ULL
  706. #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
  707. struct kvm_reg_list {
  708. __u64 n; /* number of regs */
  709. __u64 reg[0];
  710. };
  711. struct kvm_one_reg {
  712. __u64 id;
  713. __u64 addr;
  714. };
  715. struct kvm_msi {
  716. __u32 address_lo;
  717. __u32 address_hi;
  718. __u32 data;
  719. __u32 flags;
  720. __u8 pad[16];
  721. };
  722. struct kvm_arm_device_addr {
  723. __u64 id;
  724. __u64 addr;
  725. };
  726. /*
  727. * Device control API, available with KVM_CAP_DEVICE_CTRL
  728. */
  729. #define KVM_CREATE_DEVICE_TEST 1
  730. struct kvm_create_device {
  731. __u32 type; /* in: KVM_DEV_TYPE_xxx */
  732. __u32 fd; /* out: device handle */
  733. __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
  734. };
  735. struct kvm_device_attr {
  736. __u32 flags; /* no flags currently defined */
  737. __u32 group; /* device-defined */
  738. __u64 attr; /* group-defined */
  739. __u64 addr; /* userspace address of attr data */
  740. };
  741. #define KVM_DEV_TYPE_FSL_MPIC_20 1
  742. #define KVM_DEV_TYPE_FSL_MPIC_42 2
  743. #define KVM_DEV_TYPE_XICS 3
  744. /*
  745. * ioctls for VM fds
  746. */
  747. #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
  748. /*
  749. * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
  750. * a vcpu fd.
  751. */
  752. #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
  753. #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
  754. /* KVM_SET_MEMORY_ALIAS is obsolete: */
  755. #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
  756. #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
  757. #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
  758. #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
  759. struct kvm_userspace_memory_region)
  760. #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
  761. #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
  762. /* enable ucontrol for s390 */
  763. struct kvm_s390_ucas_mapping {
  764. __u64 user_addr;
  765. __u64 vcpu_addr;
  766. __u64 length;
  767. };
  768. #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
  769. #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
  770. #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
  771. /* Device model IOC */
  772. #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
  773. #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
  774. #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
  775. #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
  776. #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
  777. #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
  778. #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
  779. #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
  780. #define KVM_REGISTER_COALESCED_MMIO \
  781. _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
  782. #define KVM_UNREGISTER_COALESCED_MMIO \
  783. _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
  784. #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
  785. struct kvm_assigned_pci_dev)
  786. #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
  787. /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
  788. #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
  789. #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
  790. #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
  791. #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
  792. struct kvm_assigned_pci_dev)
  793. #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
  794. struct kvm_assigned_msix_nr)
  795. #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
  796. struct kvm_assigned_msix_entry)
  797. #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
  798. #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
  799. #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
  800. #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
  801. #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
  802. #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
  803. #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
  804. #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
  805. /* Available with KVM_CAP_PIT_STATE2 */
  806. #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
  807. #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
  808. /* Available with KVM_CAP_PPC_GET_PVINFO */
  809. #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
  810. /* Available with KVM_CAP_TSC_CONTROL */
  811. #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
  812. #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
  813. /* Available with KVM_CAP_PCI_2_3 */
  814. #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
  815. struct kvm_assigned_pci_dev)
  816. /* Available with KVM_CAP_SIGNAL_MSI */
  817. #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
  818. /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
  819. #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
  820. /* Available with KVM_CAP_PPC_ALLOC_HTAB */
  821. #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
  822. #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
  823. /* Available with KVM_CAP_RMA */
  824. #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
  825. /* Available with KVM_CAP_PPC_HTAB_FD */
  826. #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
  827. /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
  828. #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
  829. /* Available with KVM_CAP_PPC_RTAS */
  830. #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
  831. /* ioctl for vm fd */
  832. #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
  833. /* ioctls for fds returned by KVM_CREATE_DEVICE */
  834. #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
  835. #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
  836. #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
  837. /*
  838. * ioctls for vcpu fds
  839. */
  840. #define KVM_RUN _IO(KVMIO, 0x80)
  841. #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
  842. #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
  843. #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
  844. #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
  845. #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
  846. #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
  847. /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
  848. #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
  849. #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
  850. #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
  851. #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
  852. #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
  853. #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
  854. #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
  855. #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
  856. #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
  857. #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
  858. #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
  859. /* Available with KVM_CAP_VAPIC */
  860. #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
  861. /* Available with KVM_CAP_VAPIC */
  862. #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
  863. /* valid for virtual machine (for floating interrupt)_and_ vcpu */
  864. #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
  865. /* store status for s390 */
  866. #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
  867. #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
  868. #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
  869. /* initial ipl psw for s390 */
  870. #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
  871. /* initial reset for s390 */
  872. #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
  873. #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
  874. #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
  875. /* Available with KVM_CAP_NMI */
  876. #define KVM_NMI _IO(KVMIO, 0x9a)
  877. /* Available with KVM_CAP_SET_GUEST_DEBUG */
  878. #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
  879. /* MCE for x86 */
  880. #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
  881. #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
  882. #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
  883. /* IA64 stack access */
  884. #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
  885. #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
  886. /* Available with KVM_CAP_VCPU_EVENTS */
  887. #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
  888. #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
  889. /* Available with KVM_CAP_DEBUGREGS */
  890. #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
  891. #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
  892. #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
  893. /* Available with KVM_CAP_XSAVE */
  894. #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
  895. #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
  896. /* Available with KVM_CAP_XCRS */
  897. #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
  898. #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
  899. /* Available with KVM_CAP_SW_TLB */
  900. #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
  901. /* Available with KVM_CAP_ONE_REG */
  902. #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
  903. #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
  904. /* VM is being stopped by host */
  905. #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
  906. #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
  907. #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
  908. #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
  909. #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
  910. #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
  911. struct kvm_assigned_pci_dev {
  912. __u32 assigned_dev_id;
  913. __u32 busnr;
  914. __u32 devfn;
  915. __u32 flags;
  916. __u32 segnr;
  917. union {
  918. __u32 reserved[11];
  919. };
  920. };
  921. #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
  922. #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
  923. #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
  924. #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
  925. #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
  926. #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
  927. #define KVM_DEV_IRQ_HOST_MASK 0x00ff
  928. #define KVM_DEV_IRQ_GUEST_MASK 0xff00
  929. struct kvm_assigned_irq {
  930. __u32 assigned_dev_id;
  931. __u32 host_irq; /* ignored (legacy field) */
  932. __u32 guest_irq;
  933. __u32 flags;
  934. union {
  935. __u32 reserved[12];
  936. };
  937. };
  938. struct kvm_assigned_msix_nr {
  939. __u32 assigned_dev_id;
  940. __u16 entry_nr;
  941. __u16 padding;
  942. };
  943. #define KVM_MAX_MSIX_PER_DEV 256
  944. struct kvm_assigned_msix_entry {
  945. __u32 assigned_dev_id;
  946. __u32 gsi;
  947. __u16 entry; /* The index of entry in the MSI-X table */
  948. __u16 padding[3];
  949. };
  950. #endif /* __LINUX_KVM_H */