kvm.h 22 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. /* for kvm_memory_region::flags */
  85. #define KVM_MEM_LOG_DIRTY_PAGES 1UL
  86. #define KVM_MEMSLOT_INVALID (1UL << 1)
  87. /* for KVM_IRQ_LINE */
  88. struct kvm_irq_level {
  89. /*
  90. * ACPI gsi notion of irq.
  91. * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
  92. * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
  93. */
  94. union {
  95. __u32 irq;
  96. __s32 status;
  97. };
  98. __u32 level;
  99. };
  100. struct kvm_irqchip {
  101. __u32 chip_id;
  102. __u32 pad;
  103. union {
  104. char dummy[512]; /* reserving space */
  105. #ifdef __KVM_HAVE_PIT
  106. struct kvm_pic_state pic;
  107. #endif
  108. #ifdef __KVM_HAVE_IOAPIC
  109. struct kvm_ioapic_state ioapic;
  110. #endif
  111. } chip;
  112. };
  113. /* for KVM_CREATE_PIT2 */
  114. struct kvm_pit_config {
  115. __u32 flags;
  116. __u32 pad[15];
  117. };
  118. #define KVM_PIT_SPEAKER_DUMMY 1
  119. #define KVM_EXIT_UNKNOWN 0
  120. #define KVM_EXIT_EXCEPTION 1
  121. #define KVM_EXIT_IO 2
  122. #define KVM_EXIT_HYPERCALL 3
  123. #define KVM_EXIT_DEBUG 4
  124. #define KVM_EXIT_HLT 5
  125. #define KVM_EXIT_MMIO 6
  126. #define KVM_EXIT_IRQ_WINDOW_OPEN 7
  127. #define KVM_EXIT_SHUTDOWN 8
  128. #define KVM_EXIT_FAIL_ENTRY 9
  129. #define KVM_EXIT_INTR 10
  130. #define KVM_EXIT_SET_TPR 11
  131. #define KVM_EXIT_TPR_ACCESS 12
  132. #define KVM_EXIT_S390_SIEIC 13
  133. #define KVM_EXIT_S390_RESET 14
  134. #define KVM_EXIT_DCR 15
  135. #define KVM_EXIT_NMI 16
  136. #define KVM_EXIT_INTERNAL_ERROR 17
  137. #define KVM_EXIT_OSI 18
  138. /* For KVM_EXIT_INTERNAL_ERROR */
  139. #define KVM_INTERNAL_ERROR_EMULATION 1
  140. #define KVM_INTERNAL_ERROR_SIMUL_EX 2
  141. /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
  142. struct kvm_run {
  143. /* in */
  144. __u8 request_interrupt_window;
  145. __u8 padding1[7];
  146. /* out */
  147. __u32 exit_reason;
  148. __u8 ready_for_interrupt_injection;
  149. __u8 if_flag;
  150. __u8 padding2[2];
  151. /* in (pre_kvm_run), out (post_kvm_run) */
  152. __u64 cr8;
  153. __u64 apic_base;
  154. #ifdef __KVM_S390
  155. /* the processor status word for s390 */
  156. __u64 psw_mask; /* psw upper half */
  157. __u64 psw_addr; /* psw lower half */
  158. #endif
  159. union {
  160. /* KVM_EXIT_UNKNOWN */
  161. struct {
  162. __u64 hardware_exit_reason;
  163. } hw;
  164. /* KVM_EXIT_FAIL_ENTRY */
  165. struct {
  166. __u64 hardware_entry_failure_reason;
  167. } fail_entry;
  168. /* KVM_EXIT_EXCEPTION */
  169. struct {
  170. __u32 exception;
  171. __u32 error_code;
  172. } ex;
  173. /* KVM_EXIT_IO */
  174. struct {
  175. #define KVM_EXIT_IO_IN 0
  176. #define KVM_EXIT_IO_OUT 1
  177. __u8 direction;
  178. __u8 size; /* bytes */
  179. __u16 port;
  180. __u32 count;
  181. __u64 data_offset; /* relative to kvm_run start */
  182. } io;
  183. struct {
  184. struct kvm_debug_exit_arch arch;
  185. } debug;
  186. /* KVM_EXIT_MMIO */
  187. struct {
  188. __u64 phys_addr;
  189. __u8 data[8];
  190. __u32 len;
  191. __u8 is_write;
  192. } mmio;
  193. /* KVM_EXIT_HYPERCALL */
  194. struct {
  195. __u64 nr;
  196. __u64 args[6];
  197. __u64 ret;
  198. __u32 longmode;
  199. __u32 pad;
  200. } hypercall;
  201. /* KVM_EXIT_TPR_ACCESS */
  202. struct {
  203. __u64 rip;
  204. __u32 is_write;
  205. __u32 pad;
  206. } tpr_access;
  207. /* KVM_EXIT_S390_SIEIC */
  208. struct {
  209. __u8 icptcode;
  210. __u16 ipa;
  211. __u32 ipb;
  212. } s390_sieic;
  213. /* KVM_EXIT_S390_RESET */
  214. #define KVM_S390_RESET_POR 1
  215. #define KVM_S390_RESET_CLEAR 2
  216. #define KVM_S390_RESET_SUBSYSTEM 4
  217. #define KVM_S390_RESET_CPU_INIT 8
  218. #define KVM_S390_RESET_IPL 16
  219. __u64 s390_reset_flags;
  220. /* KVM_EXIT_DCR */
  221. struct {
  222. __u32 dcrn;
  223. __u32 data;
  224. __u8 is_write;
  225. } dcr;
  226. struct {
  227. __u32 suberror;
  228. /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
  229. __u32 ndata;
  230. __u64 data[16];
  231. } internal;
  232. /* KVM_EXIT_OSI */
  233. struct {
  234. __u64 gprs[32];
  235. } osi;
  236. /* Fix the size of the union. */
  237. char padding[256];
  238. };
  239. };
  240. /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
  241. struct kvm_coalesced_mmio_zone {
  242. __u64 addr;
  243. __u32 size;
  244. __u32 pad;
  245. };
  246. struct kvm_coalesced_mmio {
  247. __u64 phys_addr;
  248. __u32 len;
  249. __u32 pad;
  250. __u8 data[8];
  251. };
  252. struct kvm_coalesced_mmio_ring {
  253. __u32 first, last;
  254. struct kvm_coalesced_mmio coalesced_mmio[0];
  255. };
  256. #define KVM_COALESCED_MMIO_MAX \
  257. ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
  258. sizeof(struct kvm_coalesced_mmio))
  259. /* for KVM_TRANSLATE */
  260. struct kvm_translation {
  261. /* in */
  262. __u64 linear_address;
  263. /* out */
  264. __u64 physical_address;
  265. __u8 valid;
  266. __u8 writeable;
  267. __u8 usermode;
  268. __u8 pad[5];
  269. };
  270. /* for KVM_INTERRUPT */
  271. struct kvm_interrupt {
  272. /* in */
  273. __u32 irq;
  274. };
  275. /* for KVM_GET_DIRTY_LOG */
  276. struct kvm_dirty_log {
  277. __u32 slot;
  278. __u32 padding1;
  279. union {
  280. void __user *dirty_bitmap; /* one bit per page */
  281. __u64 padding2;
  282. };
  283. };
  284. /* for KVM_SET_SIGNAL_MASK */
  285. struct kvm_signal_mask {
  286. __u32 len;
  287. __u8 sigset[0];
  288. };
  289. /* for KVM_TPR_ACCESS_REPORTING */
  290. struct kvm_tpr_access_ctl {
  291. __u32 enabled;
  292. __u32 flags;
  293. __u32 reserved[8];
  294. };
  295. /* for KVM_SET_VAPIC_ADDR */
  296. struct kvm_vapic_addr {
  297. __u64 vapic_addr;
  298. };
  299. /* for KVM_SET_MPSTATE */
  300. #define KVM_MP_STATE_RUNNABLE 0
  301. #define KVM_MP_STATE_UNINITIALIZED 1
  302. #define KVM_MP_STATE_INIT_RECEIVED 2
  303. #define KVM_MP_STATE_HALTED 3
  304. #define KVM_MP_STATE_SIPI_RECEIVED 4
  305. struct kvm_mp_state {
  306. __u32 mp_state;
  307. };
  308. struct kvm_s390_psw {
  309. __u64 mask;
  310. __u64 addr;
  311. };
  312. /* valid values for type in kvm_s390_interrupt */
  313. #define KVM_S390_SIGP_STOP 0xfffe0000u
  314. #define KVM_S390_PROGRAM_INT 0xfffe0001u
  315. #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
  316. #define KVM_S390_RESTART 0xfffe0003u
  317. #define KVM_S390_INT_VIRTIO 0xffff2603u
  318. #define KVM_S390_INT_SERVICE 0xffff2401u
  319. #define KVM_S390_INT_EMERGENCY 0xffff1201u
  320. struct kvm_s390_interrupt {
  321. __u32 type;
  322. __u32 parm;
  323. __u64 parm64;
  324. };
  325. /* for KVM_SET_GUEST_DEBUG */
  326. #define KVM_GUESTDBG_ENABLE 0x00000001
  327. #define KVM_GUESTDBG_SINGLESTEP 0x00000002
  328. struct kvm_guest_debug {
  329. __u32 control;
  330. __u32 pad;
  331. struct kvm_guest_debug_arch arch;
  332. };
  333. enum {
  334. kvm_ioeventfd_flag_nr_datamatch,
  335. kvm_ioeventfd_flag_nr_pio,
  336. kvm_ioeventfd_flag_nr_deassign,
  337. kvm_ioeventfd_flag_nr_max,
  338. };
  339. #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
  340. #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
  341. #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
  342. #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
  343. struct kvm_ioeventfd {
  344. __u64 datamatch;
  345. __u64 addr; /* legal pio/mmio address */
  346. __u32 len; /* 1, 2, 4, or 8 bytes */
  347. __s32 fd;
  348. __u32 flags;
  349. __u8 pad[36];
  350. };
  351. /* for KVM_ENABLE_CAP */
  352. struct kvm_enable_cap {
  353. /* in */
  354. __u32 cap;
  355. __u32 flags;
  356. __u64 args[4];
  357. __u8 pad[64];
  358. };
  359. /* for KVM_PPC_GET_PVINFO */
  360. struct kvm_ppc_pvinfo {
  361. /* out */
  362. __u32 flags;
  363. __u32 hcall[4];
  364. __u8 pad[108];
  365. };
  366. #define KVMIO 0xAE
  367. /*
  368. * ioctls for /dev/kvm fds:
  369. */
  370. #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
  371. #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
  372. #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
  373. #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
  374. /*
  375. * Check if a kvm extension is available. Argument is extension number,
  376. * return is 1 (yes) or 0 (no, sorry).
  377. */
  378. #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
  379. /*
  380. * Get size for mmap(vcpu_fd)
  381. */
  382. #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
  383. #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
  384. #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
  385. #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
  386. #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
  387. /*
  388. * Extension capability list.
  389. */
  390. #define KVM_CAP_IRQCHIP 0
  391. #define KVM_CAP_HLT 1
  392. #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
  393. #define KVM_CAP_USER_MEMORY 3
  394. #define KVM_CAP_SET_TSS_ADDR 4
  395. #define KVM_CAP_VAPIC 6
  396. #define KVM_CAP_EXT_CPUID 7
  397. #define KVM_CAP_CLOCKSOURCE 8
  398. #define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
  399. #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
  400. #define KVM_CAP_PIT 11
  401. #define KVM_CAP_NOP_IO_DELAY 12
  402. #define KVM_CAP_PV_MMU 13
  403. #define KVM_CAP_MP_STATE 14
  404. #define KVM_CAP_COALESCED_MMIO 15
  405. #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
  406. #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
  407. #define KVM_CAP_DEVICE_ASSIGNMENT 17
  408. #endif
  409. #define KVM_CAP_IOMMU 18
  410. #ifdef __KVM_HAVE_MSI
  411. #define KVM_CAP_DEVICE_MSI 20
  412. #endif
  413. /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
  414. #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
  415. #ifdef __KVM_HAVE_USER_NMI
  416. #define KVM_CAP_USER_NMI 22
  417. #endif
  418. #ifdef __KVM_HAVE_GUEST_DEBUG
  419. #define KVM_CAP_SET_GUEST_DEBUG 23
  420. #endif
  421. #ifdef __KVM_HAVE_PIT
  422. #define KVM_CAP_REINJECT_CONTROL 24
  423. #endif
  424. #ifdef __KVM_HAVE_IOAPIC
  425. #define KVM_CAP_IRQ_ROUTING 25
  426. #endif
  427. #define KVM_CAP_IRQ_INJECT_STATUS 26
  428. #ifdef __KVM_HAVE_DEVICE_ASSIGNMENT
  429. #define KVM_CAP_DEVICE_DEASSIGNMENT 27
  430. #endif
  431. #ifdef __KVM_HAVE_MSIX
  432. #define KVM_CAP_DEVICE_MSIX 28
  433. #endif
  434. #define KVM_CAP_ASSIGN_DEV_IRQ 29
  435. /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
  436. #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
  437. #ifdef __KVM_HAVE_MCE
  438. #define KVM_CAP_MCE 31
  439. #endif
  440. #define KVM_CAP_IRQFD 32
  441. #ifdef __KVM_HAVE_PIT
  442. #define KVM_CAP_PIT2 33
  443. #endif
  444. #define KVM_CAP_SET_BOOT_CPU_ID 34
  445. #ifdef __KVM_HAVE_PIT_STATE2
  446. #define KVM_CAP_PIT_STATE2 35
  447. #endif
  448. #define KVM_CAP_IOEVENTFD 36
  449. #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
  450. #ifdef __KVM_HAVE_XEN_HVM
  451. #define KVM_CAP_XEN_HVM 38
  452. #endif
  453. #define KVM_CAP_ADJUST_CLOCK 39
  454. #define KVM_CAP_INTERNAL_ERROR_DATA 40
  455. #ifdef __KVM_HAVE_VCPU_EVENTS
  456. #define KVM_CAP_VCPU_EVENTS 41
  457. #endif
  458. #define KVM_CAP_S390_PSW 42
  459. #define KVM_CAP_PPC_SEGSTATE 43
  460. #define KVM_CAP_HYPERV 44
  461. #define KVM_CAP_HYPERV_VAPIC 45
  462. #define KVM_CAP_HYPERV_SPIN 46
  463. #define KVM_CAP_PCI_SEGMENT 47
  464. #define KVM_CAP_PPC_PAIRED_SINGLES 48
  465. #define KVM_CAP_INTR_SHADOW 49
  466. #ifdef __KVM_HAVE_DEBUGREGS
  467. #define KVM_CAP_DEBUGREGS 50
  468. #endif
  469. #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
  470. #define KVM_CAP_PPC_OSI 52
  471. #define KVM_CAP_PPC_UNSET_IRQ 53
  472. #define KVM_CAP_ENABLE_CAP 54
  473. #ifdef __KVM_HAVE_XSAVE
  474. #define KVM_CAP_XSAVE 55
  475. #endif
  476. #ifdef __KVM_HAVE_XCRS
  477. #define KVM_CAP_XCRS 56
  478. #endif
  479. #define KVM_CAP_PPC_GET_PVINFO 57
  480. #define KVM_CAP_PPC_IRQ_LEVEL 58
  481. #define KVM_CAP_ASYNC_PF 59
  482. #define KVM_CAP_TSC_CONTROL 60
  483. #define KVM_CAP_GET_TSC_KHZ 61
  484. #define KVM_CAP_PPC_BOOKE_SREGS 62
  485. #ifdef KVM_CAP_IRQ_ROUTING
  486. struct kvm_irq_routing_irqchip {
  487. __u32 irqchip;
  488. __u32 pin;
  489. };
  490. struct kvm_irq_routing_msi {
  491. __u32 address_lo;
  492. __u32 address_hi;
  493. __u32 data;
  494. __u32 pad;
  495. };
  496. /* gsi routing entry types */
  497. #define KVM_IRQ_ROUTING_IRQCHIP 1
  498. #define KVM_IRQ_ROUTING_MSI 2
  499. struct kvm_irq_routing_entry {
  500. __u32 gsi;
  501. __u32 type;
  502. __u32 flags;
  503. __u32 pad;
  504. union {
  505. struct kvm_irq_routing_irqchip irqchip;
  506. struct kvm_irq_routing_msi msi;
  507. __u32 pad[8];
  508. } u;
  509. };
  510. struct kvm_irq_routing {
  511. __u32 nr;
  512. __u32 flags;
  513. struct kvm_irq_routing_entry entries[0];
  514. };
  515. #endif
  516. #ifdef KVM_CAP_MCE
  517. /* x86 MCE */
  518. struct kvm_x86_mce {
  519. __u64 status;
  520. __u64 addr;
  521. __u64 misc;
  522. __u64 mcg_status;
  523. __u8 bank;
  524. __u8 pad1[7];
  525. __u64 pad2[3];
  526. };
  527. #endif
  528. #ifdef KVM_CAP_XEN_HVM
  529. struct kvm_xen_hvm_config {
  530. __u32 flags;
  531. __u32 msr;
  532. __u64 blob_addr_32;
  533. __u64 blob_addr_64;
  534. __u8 blob_size_32;
  535. __u8 blob_size_64;
  536. __u8 pad2[30];
  537. };
  538. #endif
  539. #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
  540. struct kvm_irqfd {
  541. __u32 fd;
  542. __u32 gsi;
  543. __u32 flags;
  544. __u8 pad[20];
  545. };
  546. struct kvm_clock_data {
  547. __u64 clock;
  548. __u32 flags;
  549. __u32 pad[9];
  550. };
  551. /*
  552. * ioctls for VM fds
  553. */
  554. #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
  555. /*
  556. * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
  557. * a vcpu fd.
  558. */
  559. #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
  560. #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
  561. /* KVM_SET_MEMORY_ALIAS is obsolete: */
  562. #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
  563. #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
  564. #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
  565. #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
  566. struct kvm_userspace_memory_region)
  567. #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
  568. #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
  569. /* Device model IOC */
  570. #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
  571. #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
  572. #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
  573. #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
  574. #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
  575. #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
  576. #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
  577. #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
  578. #define KVM_REGISTER_COALESCED_MMIO \
  579. _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
  580. #define KVM_UNREGISTER_COALESCED_MMIO \
  581. _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
  582. #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
  583. struct kvm_assigned_pci_dev)
  584. #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
  585. /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
  586. #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
  587. #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
  588. #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
  589. #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
  590. struct kvm_assigned_pci_dev)
  591. #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
  592. struct kvm_assigned_msix_nr)
  593. #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
  594. struct kvm_assigned_msix_entry)
  595. #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
  596. #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
  597. #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
  598. #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
  599. #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
  600. #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
  601. #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
  602. #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
  603. /* Available with KVM_CAP_PIT_STATE2 */
  604. #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
  605. #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
  606. /* Available with KVM_CAP_PPC_GET_PVINFO */
  607. #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
  608. /* Available with KVM_CAP_TSC_CONTROL */
  609. #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
  610. #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
  611. /*
  612. * ioctls for vcpu fds
  613. */
  614. #define KVM_RUN _IO(KVMIO, 0x80)
  615. #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
  616. #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
  617. #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
  618. #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
  619. #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
  620. #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
  621. /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
  622. #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
  623. #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
  624. #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
  625. #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
  626. #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
  627. #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
  628. #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
  629. #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
  630. #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
  631. #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
  632. #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
  633. /* Available with KVM_CAP_VAPIC */
  634. #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
  635. /* Available with KVM_CAP_VAPIC */
  636. #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
  637. /* valid for virtual machine (for floating interrupt)_and_ vcpu */
  638. #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
  639. /* store status for s390 */
  640. #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
  641. #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
  642. #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
  643. /* initial ipl psw for s390 */
  644. #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
  645. /* initial reset for s390 */
  646. #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
  647. #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
  648. #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
  649. /* Available with KVM_CAP_NMI */
  650. #define KVM_NMI _IO(KVMIO, 0x9a)
  651. /* Available with KVM_CAP_SET_GUEST_DEBUG */
  652. #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
  653. /* MCE for x86 */
  654. #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
  655. #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
  656. #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
  657. /* IA64 stack access */
  658. #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
  659. #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
  660. /* Available with KVM_CAP_VCPU_EVENTS */
  661. #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
  662. #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
  663. /* Available with KVM_CAP_DEBUGREGS */
  664. #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
  665. #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
  666. #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
  667. /* Available with KVM_CAP_XSAVE */
  668. #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
  669. #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
  670. /* Available with KVM_CAP_XCRS */
  671. #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
  672. #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
  673. #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
  674. struct kvm_assigned_pci_dev {
  675. __u32 assigned_dev_id;
  676. __u32 busnr;
  677. __u32 devfn;
  678. __u32 flags;
  679. __u32 segnr;
  680. union {
  681. __u32 reserved[11];
  682. };
  683. };
  684. #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
  685. #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
  686. #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
  687. #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
  688. #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
  689. #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
  690. #define KVM_DEV_IRQ_HOST_MASK 0x00ff
  691. #define KVM_DEV_IRQ_GUEST_MASK 0xff00
  692. struct kvm_assigned_irq {
  693. __u32 assigned_dev_id;
  694. __u32 host_irq; /* ignored (legacy field) */
  695. __u32 guest_irq;
  696. __u32 flags;
  697. union {
  698. __u32 reserved[12];
  699. };
  700. };
  701. struct kvm_assigned_msix_nr {
  702. __u32 assigned_dev_id;
  703. __u16 entry_nr;
  704. __u16 padding;
  705. };
  706. #define KVM_MAX_MSIX_PER_DEV 256
  707. struct kvm_assigned_msix_entry {
  708. __u32 assigned_dev_id;
  709. __u32 gsi;
  710. __u16 entry; /* The index of entry in the MSI-X table */
  711. __u16 padding[3];
  712. };
  713. #endif /* __LINUX_KVM_H */