kvm.h 33 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 /* deprecated */
  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. #define KVM_EXIT_SYSTEM_EVENT 24
  149. /* For KVM_EXIT_INTERNAL_ERROR */
  150. /* Emulate instruction failed. */
  151. #define KVM_INTERNAL_ERROR_EMULATION 1
  152. /* Encounter unexpected simultaneous exceptions. */
  153. #define KVM_INTERNAL_ERROR_SIMUL_EX 2
  154. /* Encounter unexpected vm-exit due to delivery event. */
  155. #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
  156. /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
  157. struct kvm_run {
  158. /* in */
  159. __u8 request_interrupt_window;
  160. __u8 padding1[7];
  161. /* out */
  162. __u32 exit_reason;
  163. __u8 ready_for_interrupt_injection;
  164. __u8 if_flag;
  165. __u8 padding2[2];
  166. /* in (pre_kvm_run), out (post_kvm_run) */
  167. __u64 cr8;
  168. __u64 apic_base;
  169. #ifdef __KVM_S390
  170. /* the processor status word for s390 */
  171. __u64 psw_mask; /* psw upper half */
  172. __u64 psw_addr; /* psw lower half */
  173. #endif
  174. union {
  175. /* KVM_EXIT_UNKNOWN */
  176. struct {
  177. __u64 hardware_exit_reason;
  178. } hw;
  179. /* KVM_EXIT_FAIL_ENTRY */
  180. struct {
  181. __u64 hardware_entry_failure_reason;
  182. } fail_entry;
  183. /* KVM_EXIT_EXCEPTION */
  184. struct {
  185. __u32 exception;
  186. __u32 error_code;
  187. } ex;
  188. /* KVM_EXIT_IO */
  189. struct {
  190. #define KVM_EXIT_IO_IN 0
  191. #define KVM_EXIT_IO_OUT 1
  192. __u8 direction;
  193. __u8 size; /* bytes */
  194. __u16 port;
  195. __u32 count;
  196. __u64 data_offset; /* relative to kvm_run start */
  197. } io;
  198. struct {
  199. struct kvm_debug_exit_arch arch;
  200. } debug;
  201. /* KVM_EXIT_MMIO */
  202. struct {
  203. __u64 phys_addr;
  204. __u8 data[8];
  205. __u32 len;
  206. __u8 is_write;
  207. } mmio;
  208. /* KVM_EXIT_HYPERCALL */
  209. struct {
  210. __u64 nr;
  211. __u64 args[6];
  212. __u64 ret;
  213. __u32 longmode;
  214. __u32 pad;
  215. } hypercall;
  216. /* KVM_EXIT_TPR_ACCESS */
  217. struct {
  218. __u64 rip;
  219. __u32 is_write;
  220. __u32 pad;
  221. } tpr_access;
  222. /* KVM_EXIT_S390_SIEIC */
  223. struct {
  224. __u8 icptcode;
  225. __u16 ipa;
  226. __u32 ipb;
  227. } s390_sieic;
  228. /* KVM_EXIT_S390_RESET */
  229. #define KVM_S390_RESET_POR 1
  230. #define KVM_S390_RESET_CLEAR 2
  231. #define KVM_S390_RESET_SUBSYSTEM 4
  232. #define KVM_S390_RESET_CPU_INIT 8
  233. #define KVM_S390_RESET_IPL 16
  234. __u64 s390_reset_flags;
  235. /* KVM_EXIT_S390_UCONTROL */
  236. struct {
  237. __u64 trans_exc_code;
  238. __u32 pgm_code;
  239. } s390_ucontrol;
  240. /* KVM_EXIT_DCR (deprecated) */
  241. struct {
  242. __u32 dcrn;
  243. __u32 data;
  244. __u8 is_write;
  245. } dcr;
  246. struct {
  247. __u32 suberror;
  248. /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
  249. __u32 ndata;
  250. __u64 data[16];
  251. } internal;
  252. /* KVM_EXIT_OSI */
  253. struct {
  254. __u64 gprs[32];
  255. } osi;
  256. struct {
  257. __u64 nr;
  258. __u64 ret;
  259. __u64 args[9];
  260. } papr_hcall;
  261. /* KVM_EXIT_S390_TSCH */
  262. struct {
  263. __u16 subchannel_id;
  264. __u16 subchannel_nr;
  265. __u32 io_int_parm;
  266. __u32 io_int_word;
  267. __u32 ipb;
  268. __u8 dequeued;
  269. } s390_tsch;
  270. /* KVM_EXIT_EPR */
  271. struct {
  272. __u32 epr;
  273. } epr;
  274. /* KVM_EXIT_SYSTEM_EVENT */
  275. struct {
  276. #define KVM_SYSTEM_EVENT_SHUTDOWN 1
  277. #define KVM_SYSTEM_EVENT_RESET 2
  278. __u32 type;
  279. __u64 flags;
  280. } system_event;
  281. /* Fix the size of the union. */
  282. char padding[256];
  283. };
  284. /*
  285. * shared registers between kvm and userspace.
  286. * kvm_valid_regs specifies the register classes set by the host
  287. * kvm_dirty_regs specified the register classes dirtied by userspace
  288. * struct kvm_sync_regs is architecture specific, as well as the
  289. * bits for kvm_valid_regs and kvm_dirty_regs
  290. */
  291. __u64 kvm_valid_regs;
  292. __u64 kvm_dirty_regs;
  293. union {
  294. struct kvm_sync_regs regs;
  295. char padding[1024];
  296. } s;
  297. };
  298. /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
  299. struct kvm_coalesced_mmio_zone {
  300. __u64 addr;
  301. __u32 size;
  302. __u32 pad;
  303. };
  304. struct kvm_coalesced_mmio {
  305. __u64 phys_addr;
  306. __u32 len;
  307. __u32 pad;
  308. __u8 data[8];
  309. };
  310. struct kvm_coalesced_mmio_ring {
  311. __u32 first, last;
  312. struct kvm_coalesced_mmio coalesced_mmio[0];
  313. };
  314. #define KVM_COALESCED_MMIO_MAX \
  315. ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
  316. sizeof(struct kvm_coalesced_mmio))
  317. /* for KVM_TRANSLATE */
  318. struct kvm_translation {
  319. /* in */
  320. __u64 linear_address;
  321. /* out */
  322. __u64 physical_address;
  323. __u8 valid;
  324. __u8 writeable;
  325. __u8 usermode;
  326. __u8 pad[5];
  327. };
  328. /* for KVM_INTERRUPT */
  329. struct kvm_interrupt {
  330. /* in */
  331. __u32 irq;
  332. };
  333. /* for KVM_GET_DIRTY_LOG */
  334. struct kvm_dirty_log {
  335. __u32 slot;
  336. __u32 padding1;
  337. union {
  338. void __user *dirty_bitmap; /* one bit per page */
  339. __u64 padding2;
  340. };
  341. };
  342. /* for KVM_SET_SIGNAL_MASK */
  343. struct kvm_signal_mask {
  344. __u32 len;
  345. __u8 sigset[0];
  346. };
  347. /* for KVM_TPR_ACCESS_REPORTING */
  348. struct kvm_tpr_access_ctl {
  349. __u32 enabled;
  350. __u32 flags;
  351. __u32 reserved[8];
  352. };
  353. /* for KVM_SET_VAPIC_ADDR */
  354. struct kvm_vapic_addr {
  355. __u64 vapic_addr;
  356. };
  357. /* for KVM_SET_MP_STATE */
  358. /* not all states are valid on all architectures */
  359. #define KVM_MP_STATE_RUNNABLE 0
  360. #define KVM_MP_STATE_UNINITIALIZED 1
  361. #define KVM_MP_STATE_INIT_RECEIVED 2
  362. #define KVM_MP_STATE_HALTED 3
  363. #define KVM_MP_STATE_SIPI_RECEIVED 4
  364. #define KVM_MP_STATE_STOPPED 5
  365. #define KVM_MP_STATE_CHECK_STOP 6
  366. #define KVM_MP_STATE_OPERATING 7
  367. #define KVM_MP_STATE_LOAD 8
  368. struct kvm_mp_state {
  369. __u32 mp_state;
  370. };
  371. struct kvm_s390_psw {
  372. __u64 mask;
  373. __u64 addr;
  374. };
  375. /* valid values for type in kvm_s390_interrupt */
  376. #define KVM_S390_SIGP_STOP 0xfffe0000u
  377. #define KVM_S390_PROGRAM_INT 0xfffe0001u
  378. #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
  379. #define KVM_S390_RESTART 0xfffe0003u
  380. #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
  381. #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
  382. #define KVM_S390_MCHK 0xfffe1000u
  383. #define KVM_S390_INT_CLOCK_COMP 0xffff1004u
  384. #define KVM_S390_INT_CPU_TIMER 0xffff1005u
  385. #define KVM_S390_INT_VIRTIO 0xffff2603u
  386. #define KVM_S390_INT_SERVICE 0xffff2401u
  387. #define KVM_S390_INT_EMERGENCY 0xffff1201u
  388. #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
  389. /* Anything below 0xfffe0000u is taken by INT_IO */
  390. #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
  391. (((schid)) | \
  392. ((ssid) << 16) | \
  393. ((cssid) << 18) | \
  394. ((ai) << 26))
  395. #define KVM_S390_INT_IO_MIN 0x00000000u
  396. #define KVM_S390_INT_IO_MAX 0xfffdffffu
  397. struct kvm_s390_interrupt {
  398. __u32 type;
  399. __u32 parm;
  400. __u64 parm64;
  401. };
  402. struct kvm_s390_io_info {
  403. __u16 subchannel_id;
  404. __u16 subchannel_nr;
  405. __u32 io_int_parm;
  406. __u32 io_int_word;
  407. };
  408. struct kvm_s390_ext_info {
  409. __u32 ext_params;
  410. __u32 pad;
  411. __u64 ext_params2;
  412. };
  413. struct kvm_s390_pgm_info {
  414. __u64 trans_exc_code;
  415. __u64 mon_code;
  416. __u64 per_address;
  417. __u32 data_exc_code;
  418. __u16 code;
  419. __u16 mon_class_nr;
  420. __u8 per_code;
  421. __u8 per_atmid;
  422. __u8 exc_access_id;
  423. __u8 per_access_id;
  424. __u8 op_access_id;
  425. __u8 pad[3];
  426. };
  427. struct kvm_s390_prefix_info {
  428. __u32 address;
  429. };
  430. struct kvm_s390_extcall_info {
  431. __u16 code;
  432. };
  433. struct kvm_s390_emerg_info {
  434. __u16 code;
  435. };
  436. struct kvm_s390_mchk_info {
  437. __u64 cr14;
  438. __u64 mcic;
  439. __u64 failing_storage_address;
  440. __u32 ext_damage_code;
  441. __u32 pad;
  442. __u8 fixed_logout[16];
  443. };
  444. struct kvm_s390_irq {
  445. __u64 type;
  446. union {
  447. struct kvm_s390_io_info io;
  448. struct kvm_s390_ext_info ext;
  449. struct kvm_s390_pgm_info pgm;
  450. struct kvm_s390_emerg_info emerg;
  451. struct kvm_s390_extcall_info extcall;
  452. struct kvm_s390_prefix_info prefix;
  453. struct kvm_s390_mchk_info mchk;
  454. char reserved[64];
  455. } u;
  456. };
  457. /* for KVM_SET_GUEST_DEBUG */
  458. #define KVM_GUESTDBG_ENABLE 0x00000001
  459. #define KVM_GUESTDBG_SINGLESTEP 0x00000002
  460. struct kvm_guest_debug {
  461. __u32 control;
  462. __u32 pad;
  463. struct kvm_guest_debug_arch arch;
  464. };
  465. enum {
  466. kvm_ioeventfd_flag_nr_datamatch,
  467. kvm_ioeventfd_flag_nr_pio,
  468. kvm_ioeventfd_flag_nr_deassign,
  469. kvm_ioeventfd_flag_nr_virtio_ccw_notify,
  470. kvm_ioeventfd_flag_nr_fast_mmio,
  471. kvm_ioeventfd_flag_nr_max,
  472. };
  473. #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
  474. #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
  475. #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
  476. #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
  477. (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
  478. #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
  479. struct kvm_ioeventfd {
  480. __u64 datamatch;
  481. __u64 addr; /* legal pio/mmio address */
  482. __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
  483. __s32 fd;
  484. __u32 flags;
  485. __u8 pad[36];
  486. };
  487. /* for KVM_ENABLE_CAP */
  488. struct kvm_enable_cap {
  489. /* in */
  490. __u32 cap;
  491. __u32 flags;
  492. __u64 args[4];
  493. __u8 pad[64];
  494. };
  495. /* for KVM_PPC_GET_PVINFO */
  496. struct kvm_ppc_pvinfo {
  497. /* out */
  498. __u32 flags;
  499. __u32 hcall[4];
  500. __u8 pad[108];
  501. };
  502. /* for KVM_PPC_GET_SMMU_INFO */
  503. #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
  504. struct kvm_ppc_one_page_size {
  505. __u32 page_shift; /* Page shift (or 0) */
  506. __u32 pte_enc; /* Encoding in the HPTE (>>12) */
  507. };
  508. struct kvm_ppc_one_seg_page_size {
  509. __u32 page_shift; /* Base page shift of segment (or 0) */
  510. __u32 slb_enc; /* SLB encoding for BookS */
  511. struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
  512. };
  513. #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
  514. #define KVM_PPC_1T_SEGMENTS 0x00000002
  515. struct kvm_ppc_smmu_info {
  516. __u64 flags;
  517. __u32 slb_size;
  518. __u32 pad;
  519. struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
  520. };
  521. #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
  522. #define KVMIO 0xAE
  523. /* machine type bits, to be used as argument to KVM_CREATE_VM */
  524. #define KVM_VM_S390_UCONTROL 1
  525. /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
  526. #define KVM_VM_PPC_HV 1
  527. #define KVM_VM_PPC_PR 2
  528. #define KVM_S390_SIE_PAGE_OFFSET 1
  529. /*
  530. * ioctls for /dev/kvm fds:
  531. */
  532. #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
  533. #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
  534. #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
  535. #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
  536. /*
  537. * Check if a kvm extension is available. Argument is extension number,
  538. * return is 1 (yes) or 0 (no, sorry).
  539. */
  540. #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
  541. /*
  542. * Get size for mmap(vcpu_fd)
  543. */
  544. #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
  545. #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
  546. #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
  547. #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
  548. #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
  549. #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
  550. /*
  551. * Extension capability list.
  552. */
  553. #define KVM_CAP_IRQCHIP 0
  554. #define KVM_CAP_HLT 1
  555. #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
  556. #define KVM_CAP_USER_MEMORY 3
  557. #define KVM_CAP_SET_TSS_ADDR 4
  558. #define KVM_CAP_VAPIC 6
  559. #define KVM_CAP_EXT_CPUID 7
  560. #define KVM_CAP_CLOCKSOURCE 8
  561. #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
  562. #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
  563. #define KVM_CAP_PIT 11
  564. #define KVM_CAP_NOP_IO_DELAY 12
  565. #define KVM_CAP_PV_MMU 13
  566. #define KVM_CAP_MP_STATE 14
  567. #define KVM_CAP_COALESCED_MMIO 15
  568. #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
  569. #define KVM_CAP_DEVICE_ASSIGNMENT 17
  570. #define KVM_CAP_IOMMU 18
  571. #ifdef __KVM_HAVE_MSI
  572. #define KVM_CAP_DEVICE_MSI 20
  573. #endif
  574. /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
  575. #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
  576. #define KVM_CAP_USER_NMI 22
  577. #ifdef __KVM_HAVE_GUEST_DEBUG
  578. #define KVM_CAP_SET_GUEST_DEBUG 23
  579. #endif
  580. #ifdef __KVM_HAVE_PIT
  581. #define KVM_CAP_REINJECT_CONTROL 24
  582. #endif
  583. #define KVM_CAP_IRQ_ROUTING 25
  584. #define KVM_CAP_IRQ_INJECT_STATUS 26
  585. #define KVM_CAP_DEVICE_DEASSIGNMENT 27
  586. #ifdef __KVM_HAVE_MSIX
  587. #define KVM_CAP_DEVICE_MSIX 28
  588. #endif
  589. #define KVM_CAP_ASSIGN_DEV_IRQ 29
  590. /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
  591. #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
  592. #ifdef __KVM_HAVE_MCE
  593. #define KVM_CAP_MCE 31
  594. #endif
  595. #define KVM_CAP_IRQFD 32
  596. #ifdef __KVM_HAVE_PIT
  597. #define KVM_CAP_PIT2 33
  598. #endif
  599. #define KVM_CAP_SET_BOOT_CPU_ID 34
  600. #ifdef __KVM_HAVE_PIT_STATE2
  601. #define KVM_CAP_PIT_STATE2 35
  602. #endif
  603. #define KVM_CAP_IOEVENTFD 36
  604. #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
  605. #ifdef __KVM_HAVE_XEN_HVM
  606. #define KVM_CAP_XEN_HVM 38
  607. #endif
  608. #define KVM_CAP_ADJUST_CLOCK 39
  609. #define KVM_CAP_INTERNAL_ERROR_DATA 40
  610. #ifdef __KVM_HAVE_VCPU_EVENTS
  611. #define KVM_CAP_VCPU_EVENTS 41
  612. #endif
  613. #define KVM_CAP_S390_PSW 42
  614. #define KVM_CAP_PPC_SEGSTATE 43
  615. #define KVM_CAP_HYPERV 44
  616. #define KVM_CAP_HYPERV_VAPIC 45
  617. #define KVM_CAP_HYPERV_SPIN 46
  618. #define KVM_CAP_PCI_SEGMENT 47
  619. #define KVM_CAP_PPC_PAIRED_SINGLES 48
  620. #define KVM_CAP_INTR_SHADOW 49
  621. #ifdef __KVM_HAVE_DEBUGREGS
  622. #define KVM_CAP_DEBUGREGS 50
  623. #endif
  624. #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
  625. #define KVM_CAP_PPC_OSI 52
  626. #define KVM_CAP_PPC_UNSET_IRQ 53
  627. #define KVM_CAP_ENABLE_CAP 54
  628. #ifdef __KVM_HAVE_XSAVE
  629. #define KVM_CAP_XSAVE 55
  630. #endif
  631. #ifdef __KVM_HAVE_XCRS
  632. #define KVM_CAP_XCRS 56
  633. #endif
  634. #define KVM_CAP_PPC_GET_PVINFO 57
  635. #define KVM_CAP_PPC_IRQ_LEVEL 58
  636. #define KVM_CAP_ASYNC_PF 59
  637. #define KVM_CAP_TSC_CONTROL 60
  638. #define KVM_CAP_GET_TSC_KHZ 61
  639. #define KVM_CAP_PPC_BOOKE_SREGS 62
  640. #define KVM_CAP_SPAPR_TCE 63
  641. #define KVM_CAP_PPC_SMT 64
  642. #define KVM_CAP_PPC_RMA 65
  643. #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
  644. #define KVM_CAP_PPC_HIOR 67
  645. #define KVM_CAP_PPC_PAPR 68
  646. #define KVM_CAP_SW_TLB 69
  647. #define KVM_CAP_ONE_REG 70
  648. #define KVM_CAP_S390_GMAP 71
  649. #define KVM_CAP_TSC_DEADLINE_TIMER 72
  650. #define KVM_CAP_S390_UCONTROL 73
  651. #define KVM_CAP_SYNC_REGS 74
  652. #define KVM_CAP_PCI_2_3 75
  653. #define KVM_CAP_KVMCLOCK_CTRL 76
  654. #define KVM_CAP_SIGNAL_MSI 77
  655. #define KVM_CAP_PPC_GET_SMMU_INFO 78
  656. #define KVM_CAP_S390_COW 79
  657. #define KVM_CAP_PPC_ALLOC_HTAB 80
  658. #define KVM_CAP_READONLY_MEM 81
  659. #define KVM_CAP_IRQFD_RESAMPLE 82
  660. #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
  661. #define KVM_CAP_PPC_HTAB_FD 84
  662. #define KVM_CAP_S390_CSS_SUPPORT 85
  663. #define KVM_CAP_PPC_EPR 86
  664. #define KVM_CAP_ARM_PSCI 87
  665. #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
  666. #define KVM_CAP_DEVICE_CTRL 89
  667. #define KVM_CAP_IRQ_MPIC 90
  668. #define KVM_CAP_PPC_RTAS 91
  669. #define KVM_CAP_IRQ_XICS 92
  670. #define KVM_CAP_ARM_EL1_32BIT 93
  671. #define KVM_CAP_SPAPR_MULTITCE 94
  672. #define KVM_CAP_EXT_EMUL_CPUID 95
  673. #define KVM_CAP_HYPERV_TIME 96
  674. #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
  675. #define KVM_CAP_ENABLE_CAP_VM 98
  676. #define KVM_CAP_S390_IRQCHIP 99
  677. #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
  678. #define KVM_CAP_VM_ATTRIBUTES 101
  679. #define KVM_CAP_ARM_PSCI_0_2 102
  680. #define KVM_CAP_PPC_FIXUP_HCALL 103
  681. #define KVM_CAP_PPC_ENABLE_HCALL 104
  682. #define KVM_CAP_CHECK_EXTENSION_VM 105
  683. #ifdef KVM_CAP_IRQ_ROUTING
  684. struct kvm_irq_routing_irqchip {
  685. __u32 irqchip;
  686. __u32 pin;
  687. };
  688. struct kvm_irq_routing_msi {
  689. __u32 address_lo;
  690. __u32 address_hi;
  691. __u32 data;
  692. __u32 pad;
  693. };
  694. struct kvm_irq_routing_s390_adapter {
  695. __u64 ind_addr;
  696. __u64 summary_addr;
  697. __u64 ind_offset;
  698. __u32 summary_offset;
  699. __u32 adapter_id;
  700. };
  701. /* gsi routing entry types */
  702. #define KVM_IRQ_ROUTING_IRQCHIP 1
  703. #define KVM_IRQ_ROUTING_MSI 2
  704. #define KVM_IRQ_ROUTING_S390_ADAPTER 3
  705. struct kvm_irq_routing_entry {
  706. __u32 gsi;
  707. __u32 type;
  708. __u32 flags;
  709. __u32 pad;
  710. union {
  711. struct kvm_irq_routing_irqchip irqchip;
  712. struct kvm_irq_routing_msi msi;
  713. struct kvm_irq_routing_s390_adapter adapter;
  714. __u32 pad[8];
  715. } u;
  716. };
  717. struct kvm_irq_routing {
  718. __u32 nr;
  719. __u32 flags;
  720. struct kvm_irq_routing_entry entries[0];
  721. };
  722. #endif
  723. #ifdef KVM_CAP_MCE
  724. /* x86 MCE */
  725. struct kvm_x86_mce {
  726. __u64 status;
  727. __u64 addr;
  728. __u64 misc;
  729. __u64 mcg_status;
  730. __u8 bank;
  731. __u8 pad1[7];
  732. __u64 pad2[3];
  733. };
  734. #endif
  735. #ifdef KVM_CAP_XEN_HVM
  736. struct kvm_xen_hvm_config {
  737. __u32 flags;
  738. __u32 msr;
  739. __u64 blob_addr_32;
  740. __u64 blob_addr_64;
  741. __u8 blob_size_32;
  742. __u8 blob_size_64;
  743. __u8 pad2[30];
  744. };
  745. #endif
  746. #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
  747. /*
  748. * Available with KVM_CAP_IRQFD_RESAMPLE
  749. *
  750. * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
  751. * the irqfd to operate in resampling mode for level triggered interrupt
  752. * emlation. See Documentation/virtual/kvm/api.txt.
  753. */
  754. #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
  755. struct kvm_irqfd {
  756. __u32 fd;
  757. __u32 gsi;
  758. __u32 flags;
  759. __u32 resamplefd;
  760. __u8 pad[16];
  761. };
  762. struct kvm_clock_data {
  763. __u64 clock;
  764. __u32 flags;
  765. __u32 pad[9];
  766. };
  767. #define KVM_MMU_FSL_BOOKE_NOHV 0
  768. #define KVM_MMU_FSL_BOOKE_HV 1
  769. struct kvm_config_tlb {
  770. __u64 params;
  771. __u64 array;
  772. __u32 mmu_type;
  773. __u32 array_len;
  774. };
  775. struct kvm_dirty_tlb {
  776. __u64 bitmap;
  777. __u32 num_dirty;
  778. };
  779. /* Available with KVM_CAP_ONE_REG */
  780. #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
  781. #define KVM_REG_GENERIC 0x0000000000000000ULL
  782. /*
  783. * Architecture specific registers are to be defined in arch headers and
  784. * ORed with the arch identifier.
  785. */
  786. #define KVM_REG_PPC 0x1000000000000000ULL
  787. #define KVM_REG_X86 0x2000000000000000ULL
  788. #define KVM_REG_IA64 0x3000000000000000ULL
  789. #define KVM_REG_ARM 0x4000000000000000ULL
  790. #define KVM_REG_S390 0x5000000000000000ULL
  791. #define KVM_REG_ARM64 0x6000000000000000ULL
  792. #define KVM_REG_MIPS 0x7000000000000000ULL
  793. #define KVM_REG_SIZE_SHIFT 52
  794. #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
  795. #define KVM_REG_SIZE_U8 0x0000000000000000ULL
  796. #define KVM_REG_SIZE_U16 0x0010000000000000ULL
  797. #define KVM_REG_SIZE_U32 0x0020000000000000ULL
  798. #define KVM_REG_SIZE_U64 0x0030000000000000ULL
  799. #define KVM_REG_SIZE_U128 0x0040000000000000ULL
  800. #define KVM_REG_SIZE_U256 0x0050000000000000ULL
  801. #define KVM_REG_SIZE_U512 0x0060000000000000ULL
  802. #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
  803. struct kvm_reg_list {
  804. __u64 n; /* number of regs */
  805. __u64 reg[0];
  806. };
  807. struct kvm_one_reg {
  808. __u64 id;
  809. __u64 addr;
  810. };
  811. struct kvm_msi {
  812. __u32 address_lo;
  813. __u32 address_hi;
  814. __u32 data;
  815. __u32 flags;
  816. __u8 pad[16];
  817. };
  818. struct kvm_arm_device_addr {
  819. __u64 id;
  820. __u64 addr;
  821. };
  822. /*
  823. * Device control API, available with KVM_CAP_DEVICE_CTRL
  824. */
  825. #define KVM_CREATE_DEVICE_TEST 1
  826. struct kvm_create_device {
  827. __u32 type; /* in: KVM_DEV_TYPE_xxx */
  828. __u32 fd; /* out: device handle */
  829. __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
  830. };
  831. struct kvm_device_attr {
  832. __u32 flags; /* no flags currently defined */
  833. __u32 group; /* device-defined */
  834. __u64 attr; /* group-defined */
  835. __u64 addr; /* userspace address of attr data */
  836. };
  837. #define KVM_DEV_VFIO_GROUP 1
  838. #define KVM_DEV_VFIO_GROUP_ADD 1
  839. #define KVM_DEV_VFIO_GROUP_DEL 2
  840. enum kvm_device_type {
  841. KVM_DEV_TYPE_FSL_MPIC_20 = 1,
  842. #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
  843. KVM_DEV_TYPE_FSL_MPIC_42,
  844. #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
  845. KVM_DEV_TYPE_XICS,
  846. #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
  847. KVM_DEV_TYPE_VFIO,
  848. #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
  849. KVM_DEV_TYPE_ARM_VGIC_V2,
  850. #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
  851. KVM_DEV_TYPE_FLIC,
  852. #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
  853. KVM_DEV_TYPE_MAX,
  854. };
  855. /*
  856. * ioctls for VM fds
  857. */
  858. #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
  859. /*
  860. * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
  861. * a vcpu fd.
  862. */
  863. #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
  864. #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
  865. /* KVM_SET_MEMORY_ALIAS is obsolete: */
  866. #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
  867. #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
  868. #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
  869. #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
  870. struct kvm_userspace_memory_region)
  871. #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
  872. #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
  873. /* enable ucontrol for s390 */
  874. struct kvm_s390_ucas_mapping {
  875. __u64 user_addr;
  876. __u64 vcpu_addr;
  877. __u64 length;
  878. };
  879. #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
  880. #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
  881. #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
  882. /* Device model IOC */
  883. #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
  884. #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
  885. #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
  886. #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
  887. #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
  888. #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
  889. #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
  890. #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
  891. #define KVM_REGISTER_COALESCED_MMIO \
  892. _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
  893. #define KVM_UNREGISTER_COALESCED_MMIO \
  894. _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
  895. #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
  896. struct kvm_assigned_pci_dev)
  897. #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
  898. /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
  899. #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
  900. #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
  901. #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
  902. #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
  903. struct kvm_assigned_pci_dev)
  904. #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
  905. struct kvm_assigned_msix_nr)
  906. #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
  907. struct kvm_assigned_msix_entry)
  908. #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
  909. #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
  910. #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
  911. #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
  912. #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
  913. #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
  914. #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
  915. #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
  916. /* Available with KVM_CAP_PIT_STATE2 */
  917. #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
  918. #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
  919. /* Available with KVM_CAP_PPC_GET_PVINFO */
  920. #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
  921. /* Available with KVM_CAP_TSC_CONTROL */
  922. #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
  923. #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
  924. /* Available with KVM_CAP_PCI_2_3 */
  925. #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
  926. struct kvm_assigned_pci_dev)
  927. /* Available with KVM_CAP_SIGNAL_MSI */
  928. #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
  929. /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
  930. #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
  931. /* Available with KVM_CAP_PPC_ALLOC_HTAB */
  932. #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
  933. #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
  934. /* Available with KVM_CAP_RMA */
  935. #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
  936. /* Available with KVM_CAP_PPC_HTAB_FD */
  937. #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
  938. /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
  939. #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
  940. /* Available with KVM_CAP_PPC_RTAS */
  941. #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
  942. /* ioctl for vm fd */
  943. #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
  944. /* ioctls for fds returned by KVM_CREATE_DEVICE */
  945. #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
  946. #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
  947. #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
  948. /*
  949. * ioctls for vcpu fds
  950. */
  951. #define KVM_RUN _IO(KVMIO, 0x80)
  952. #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
  953. #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
  954. #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
  955. #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
  956. #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
  957. #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
  958. /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
  959. #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
  960. #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
  961. #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
  962. #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
  963. #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
  964. #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
  965. #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
  966. #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
  967. #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
  968. #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
  969. #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
  970. /* Available with KVM_CAP_VAPIC */
  971. #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
  972. /* Available with KVM_CAP_VAPIC */
  973. #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
  974. /* valid for virtual machine (for floating interrupt)_and_ vcpu */
  975. #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
  976. /* store status for s390 */
  977. #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
  978. #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
  979. #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
  980. /* initial ipl psw for s390 */
  981. #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
  982. /* initial reset for s390 */
  983. #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
  984. #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
  985. #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
  986. /* Available with KVM_CAP_USER_NMI */
  987. #define KVM_NMI _IO(KVMIO, 0x9a)
  988. /* Available with KVM_CAP_SET_GUEST_DEBUG */
  989. #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
  990. /* MCE for x86 */
  991. #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
  992. #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
  993. #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
  994. /* IA64 stack access */
  995. #define KVM_IA64_VCPU_GET_STACK _IOR(KVMIO, 0x9a, void *)
  996. #define KVM_IA64_VCPU_SET_STACK _IOW(KVMIO, 0x9b, void *)
  997. /* Available with KVM_CAP_VCPU_EVENTS */
  998. #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
  999. #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
  1000. /* Available with KVM_CAP_DEBUGREGS */
  1001. #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
  1002. #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
  1003. /*
  1004. * vcpu version available with KVM_ENABLE_CAP
  1005. * vm version available with KVM_CAP_ENABLE_CAP_VM
  1006. */
  1007. #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
  1008. /* Available with KVM_CAP_XSAVE */
  1009. #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
  1010. #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
  1011. /* Available with KVM_CAP_XCRS */
  1012. #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
  1013. #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
  1014. /* Available with KVM_CAP_SW_TLB */
  1015. #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
  1016. /* Available with KVM_CAP_ONE_REG */
  1017. #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
  1018. #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
  1019. /* VM is being stopped by host */
  1020. #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
  1021. #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
  1022. #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
  1023. #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
  1024. #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
  1025. #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
  1026. #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
  1027. struct kvm_assigned_pci_dev {
  1028. __u32 assigned_dev_id;
  1029. __u32 busnr;
  1030. __u32 devfn;
  1031. __u32 flags;
  1032. __u32 segnr;
  1033. union {
  1034. __u32 reserved[11];
  1035. };
  1036. };
  1037. #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
  1038. #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
  1039. #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
  1040. #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
  1041. #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
  1042. #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
  1043. #define KVM_DEV_IRQ_HOST_MASK 0x00ff
  1044. #define KVM_DEV_IRQ_GUEST_MASK 0xff00
  1045. struct kvm_assigned_irq {
  1046. __u32 assigned_dev_id;
  1047. __u32 host_irq; /* ignored (legacy field) */
  1048. __u32 guest_irq;
  1049. __u32 flags;
  1050. union {
  1051. __u32 reserved[12];
  1052. };
  1053. };
  1054. struct kvm_assigned_msix_nr {
  1055. __u32 assigned_dev_id;
  1056. __u16 entry_nr;
  1057. __u16 padding;
  1058. };
  1059. #define KVM_MAX_MSIX_PER_DEV 256
  1060. struct kvm_assigned_msix_entry {
  1061. __u32 assigned_dev_id;
  1062. __u32 gsi;
  1063. __u16 entry; /* The index of entry in the MSI-X table */
  1064. __u16 padding[3];
  1065. };
  1066. #endif /* __LINUX_KVM_H */