kvm.h 40 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
  2. #ifndef __LINUX_KVM_H
  3. #define __LINUX_KVM_H
  4. /*
  5. * Userspace interface for /dev/kvm - kernel based virtual machine
  6. *
  7. * Note: you must update KVM_API_VERSION if you change this interface.
  8. */
  9. #include <linux/types.h>
  10. #include <linux/compiler.h>
  11. #include <linux/ioctl.h>
  12. #include <asm/kvm.h>
  13. #define KVM_API_VERSION 12
  14. /* *** Deprecated interfaces *** */
  15. #define KVM_TRC_SHIFT 16
  16. #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
  17. #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
  18. #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
  19. #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
  20. #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
  21. #define KVM_TRC_HEAD_SIZE 12
  22. #define KVM_TRC_CYCLE_SIZE 8
  23. #define KVM_TRC_EXTRA_MAX 7
  24. #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
  25. #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
  26. #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
  27. #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
  28. #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
  29. #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
  30. #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
  31. #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
  32. #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
  33. #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
  34. #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
  35. #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
  36. #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
  37. #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
  38. #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
  39. #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
  40. #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
  41. #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
  42. #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
  43. #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
  44. #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
  45. #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
  46. #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
  47. #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
  48. struct kvm_user_trace_setup {
  49. __u32 buf_size;
  50. __u32 buf_nr;
  51. };
  52. #define __KVM_DEPRECATED_MAIN_W_0x06 \
  53. _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  54. #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  55. #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  56. #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  57. struct kvm_breakpoint {
  58. __u32 enabled;
  59. __u32 padding;
  60. __u64 address;
  61. };
  62. struct kvm_debug_guest {
  63. __u32 enabled;
  64. __u32 pad;
  65. struct kvm_breakpoint breakpoints[4];
  66. __u32 singlestep;
  67. };
  68. #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  69. /* *** End of deprecated interfaces *** */
  70. /* for KVM_CREATE_MEMORY_REGION */
  71. struct kvm_memory_region {
  72. __u32 slot;
  73. __u32 flags;
  74. __u64 guest_phys_addr;
  75. __u64 memory_size; /* bytes */
  76. };
  77. /* for KVM_SET_USER_MEMORY_REGION */
  78. struct kvm_userspace_memory_region {
  79. __u32 slot;
  80. __u32 flags;
  81. __u64 guest_phys_addr;
  82. __u64 memory_size; /* bytes */
  83. __u64 userspace_addr; /* start of the userspace allocated memory */
  84. };
  85. /*
  86. * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
  87. * other bits are reserved for kvm internal use which are defined in
  88. * include/linux/kvm_host.h.
  89. */
  90. #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
  91. #define KVM_MEM_READONLY (1UL << 1)
  92. /* for KVM_IRQ_LINE */
  93. struct kvm_irq_level {
  94. /*
  95. * ACPI gsi notion of irq.
  96. * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
  97. * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
  98. * For ARM: See Documentation/virtual/kvm/api.txt
  99. */
  100. union {
  101. __u32 irq;
  102. __s32 status;
  103. };
  104. __u32 level;
  105. };
  106. struct kvm_irqchip {
  107. __u32 chip_id;
  108. __u32 pad;
  109. union {
  110. char dummy[512]; /* reserving space */
  111. #ifdef __KVM_HAVE_PIT
  112. struct kvm_pic_state pic;
  113. #endif
  114. #ifdef __KVM_HAVE_IOAPIC
  115. struct kvm_ioapic_state ioapic;
  116. #endif
  117. } chip;
  118. };
  119. /* for KVM_CREATE_PIT2 */
  120. struct kvm_pit_config {
  121. __u32 flags;
  122. __u32 pad[15];
  123. };
  124. #define KVM_PIT_SPEAKER_DUMMY 1
  125. struct kvm_s390_skeys {
  126. __u64 start_gfn;
  127. __u64 count;
  128. __u64 skeydata_addr;
  129. __u32 flags;
  130. __u32 reserved[9];
  131. };
  132. #define KVM_S390_CMMA_PEEK (1 << 0)
  133. /**
  134. * kvm_s390_cmma_log - Used for CMMA migration.
  135. *
  136. * Used both for input and output.
  137. *
  138. * @start_gfn: Guest page number to start from.
  139. * @count: Size of the result buffer.
  140. * @flags: Control operation mode via KVM_S390_CMMA_* flags
  141. * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
  142. * pages are still remaining.
  143. * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
  144. * in the PGSTE.
  145. * @values: Pointer to the values buffer.
  146. *
  147. * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
  148. */
  149. struct kvm_s390_cmma_log {
  150. __u64 start_gfn;
  151. __u32 count;
  152. __u32 flags;
  153. union {
  154. __u64 remaining;
  155. __u64 mask;
  156. };
  157. __u64 values;
  158. };
  159. struct kvm_hyperv_exit {
  160. #define KVM_EXIT_HYPERV_SYNIC 1
  161. #define KVM_EXIT_HYPERV_HCALL 2
  162. __u32 type;
  163. union {
  164. struct {
  165. __u32 msr;
  166. __u64 control;
  167. __u64 evt_page;
  168. __u64 msg_page;
  169. } synic;
  170. struct {
  171. __u64 input;
  172. __u64 result;
  173. __u64 params[2];
  174. } hcall;
  175. } u;
  176. };
  177. #define KVM_S390_GET_SKEYS_NONE 1
  178. #define KVM_S390_SKEYS_MAX 1048576
  179. #define KVM_EXIT_UNKNOWN 0
  180. #define KVM_EXIT_EXCEPTION 1
  181. #define KVM_EXIT_IO 2
  182. #define KVM_EXIT_HYPERCALL 3
  183. #define KVM_EXIT_DEBUG 4
  184. #define KVM_EXIT_HLT 5
  185. #define KVM_EXIT_MMIO 6
  186. #define KVM_EXIT_IRQ_WINDOW_OPEN 7
  187. #define KVM_EXIT_SHUTDOWN 8
  188. #define KVM_EXIT_FAIL_ENTRY 9
  189. #define KVM_EXIT_INTR 10
  190. #define KVM_EXIT_SET_TPR 11
  191. #define KVM_EXIT_TPR_ACCESS 12
  192. #define KVM_EXIT_S390_SIEIC 13
  193. #define KVM_EXIT_S390_RESET 14
  194. #define KVM_EXIT_DCR 15 /* deprecated */
  195. #define KVM_EXIT_NMI 16
  196. #define KVM_EXIT_INTERNAL_ERROR 17
  197. #define KVM_EXIT_OSI 18
  198. #define KVM_EXIT_PAPR_HCALL 19
  199. #define KVM_EXIT_S390_UCONTROL 20
  200. #define KVM_EXIT_WATCHDOG 21
  201. #define KVM_EXIT_S390_TSCH 22
  202. #define KVM_EXIT_EPR 23
  203. #define KVM_EXIT_SYSTEM_EVENT 24
  204. #define KVM_EXIT_S390_STSI 25
  205. #define KVM_EXIT_IOAPIC_EOI 26
  206. #define KVM_EXIT_HYPERV 27
  207. /* For KVM_EXIT_INTERNAL_ERROR */
  208. /* Emulate instruction failed. */
  209. #define KVM_INTERNAL_ERROR_EMULATION 1
  210. /* Encounter unexpected simultaneous exceptions. */
  211. #define KVM_INTERNAL_ERROR_SIMUL_EX 2
  212. /* Encounter unexpected vm-exit due to delivery event. */
  213. #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
  214. /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
  215. struct kvm_run {
  216. /* in */
  217. __u8 request_interrupt_window;
  218. __u8 immediate_exit;
  219. __u8 padding1[6];
  220. /* out */
  221. __u32 exit_reason;
  222. __u8 ready_for_interrupt_injection;
  223. __u8 if_flag;
  224. __u16 flags;
  225. /* in (pre_kvm_run), out (post_kvm_run) */
  226. __u64 cr8;
  227. __u64 apic_base;
  228. #ifdef __KVM_S390
  229. /* the processor status word for s390 */
  230. __u64 psw_mask; /* psw upper half */
  231. __u64 psw_addr; /* psw lower half */
  232. #endif
  233. union {
  234. /* KVM_EXIT_UNKNOWN */
  235. struct {
  236. __u64 hardware_exit_reason;
  237. } hw;
  238. /* KVM_EXIT_FAIL_ENTRY */
  239. struct {
  240. __u64 hardware_entry_failure_reason;
  241. } fail_entry;
  242. /* KVM_EXIT_EXCEPTION */
  243. struct {
  244. __u32 exception;
  245. __u32 error_code;
  246. } ex;
  247. /* KVM_EXIT_IO */
  248. struct {
  249. #define KVM_EXIT_IO_IN 0
  250. #define KVM_EXIT_IO_OUT 1
  251. __u8 direction;
  252. __u8 size; /* bytes */
  253. __u16 port;
  254. __u32 count;
  255. __u64 data_offset; /* relative to kvm_run start */
  256. } io;
  257. /* KVM_EXIT_DEBUG */
  258. struct {
  259. struct kvm_debug_exit_arch arch;
  260. } debug;
  261. /* KVM_EXIT_MMIO */
  262. struct {
  263. __u64 phys_addr;
  264. __u8 data[8];
  265. __u32 len;
  266. __u8 is_write;
  267. } mmio;
  268. /* KVM_EXIT_HYPERCALL */
  269. struct {
  270. __u64 nr;
  271. __u64 args[6];
  272. __u64 ret;
  273. __u32 longmode;
  274. __u32 pad;
  275. } hypercall;
  276. /* KVM_EXIT_TPR_ACCESS */
  277. struct {
  278. __u64 rip;
  279. __u32 is_write;
  280. __u32 pad;
  281. } tpr_access;
  282. /* KVM_EXIT_S390_SIEIC */
  283. struct {
  284. __u8 icptcode;
  285. __u16 ipa;
  286. __u32 ipb;
  287. } s390_sieic;
  288. /* KVM_EXIT_S390_RESET */
  289. #define KVM_S390_RESET_POR 1
  290. #define KVM_S390_RESET_CLEAR 2
  291. #define KVM_S390_RESET_SUBSYSTEM 4
  292. #define KVM_S390_RESET_CPU_INIT 8
  293. #define KVM_S390_RESET_IPL 16
  294. __u64 s390_reset_flags;
  295. /* KVM_EXIT_S390_UCONTROL */
  296. struct {
  297. __u64 trans_exc_code;
  298. __u32 pgm_code;
  299. } s390_ucontrol;
  300. /* KVM_EXIT_DCR (deprecated) */
  301. struct {
  302. __u32 dcrn;
  303. __u32 data;
  304. __u8 is_write;
  305. } dcr;
  306. /* KVM_EXIT_INTERNAL_ERROR */
  307. struct {
  308. __u32 suberror;
  309. /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
  310. __u32 ndata;
  311. __u64 data[16];
  312. } internal;
  313. /* KVM_EXIT_OSI */
  314. struct {
  315. __u64 gprs[32];
  316. } osi;
  317. /* KVM_EXIT_PAPR_HCALL */
  318. struct {
  319. __u64 nr;
  320. __u64 ret;
  321. __u64 args[9];
  322. } papr_hcall;
  323. /* KVM_EXIT_S390_TSCH */
  324. struct {
  325. __u16 subchannel_id;
  326. __u16 subchannel_nr;
  327. __u32 io_int_parm;
  328. __u32 io_int_word;
  329. __u32 ipb;
  330. __u8 dequeued;
  331. } s390_tsch;
  332. /* KVM_EXIT_EPR */
  333. struct {
  334. __u32 epr;
  335. } epr;
  336. /* KVM_EXIT_SYSTEM_EVENT */
  337. struct {
  338. #define KVM_SYSTEM_EVENT_SHUTDOWN 1
  339. #define KVM_SYSTEM_EVENT_RESET 2
  340. #define KVM_SYSTEM_EVENT_CRASH 3
  341. __u32 type;
  342. __u64 flags;
  343. } system_event;
  344. /* KVM_EXIT_S390_STSI */
  345. struct {
  346. __u64 addr;
  347. __u8 ar;
  348. __u8 reserved;
  349. __u8 fc;
  350. __u8 sel1;
  351. __u16 sel2;
  352. } s390_stsi;
  353. /* KVM_EXIT_IOAPIC_EOI */
  354. struct {
  355. __u8 vector;
  356. } eoi;
  357. /* KVM_EXIT_HYPERV */
  358. struct kvm_hyperv_exit hyperv;
  359. /* Fix the size of the union. */
  360. char padding[256];
  361. };
  362. /*
  363. * shared registers between kvm and userspace.
  364. * kvm_valid_regs specifies the register classes set by the host
  365. * kvm_dirty_regs specified the register classes dirtied by userspace
  366. * struct kvm_sync_regs is architecture specific, as well as the
  367. * bits for kvm_valid_regs and kvm_dirty_regs
  368. */
  369. __u64 kvm_valid_regs;
  370. __u64 kvm_dirty_regs;
  371. union {
  372. struct kvm_sync_regs regs;
  373. char padding[2048];
  374. } s;
  375. };
  376. /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
  377. struct kvm_coalesced_mmio_zone {
  378. __u64 addr;
  379. __u32 size;
  380. __u32 pad;
  381. };
  382. struct kvm_coalesced_mmio {
  383. __u64 phys_addr;
  384. __u32 len;
  385. __u32 pad;
  386. __u8 data[8];
  387. };
  388. struct kvm_coalesced_mmio_ring {
  389. __u32 first, last;
  390. struct kvm_coalesced_mmio coalesced_mmio[0];
  391. };
  392. #define KVM_COALESCED_MMIO_MAX \
  393. ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
  394. sizeof(struct kvm_coalesced_mmio))
  395. /* for KVM_TRANSLATE */
  396. struct kvm_translation {
  397. /* in */
  398. __u64 linear_address;
  399. /* out */
  400. __u64 physical_address;
  401. __u8 valid;
  402. __u8 writeable;
  403. __u8 usermode;
  404. __u8 pad[5];
  405. };
  406. /* for KVM_S390_MEM_OP */
  407. struct kvm_s390_mem_op {
  408. /* in */
  409. __u64 gaddr; /* the guest address */
  410. __u64 flags; /* flags */
  411. __u32 size; /* amount of bytes */
  412. __u32 op; /* type of operation */
  413. __u64 buf; /* buffer in userspace */
  414. __u8 ar; /* the access register number */
  415. __u8 reserved[31]; /* should be set to 0 */
  416. };
  417. /* types for kvm_s390_mem_op->op */
  418. #define KVM_S390_MEMOP_LOGICAL_READ 0
  419. #define KVM_S390_MEMOP_LOGICAL_WRITE 1
  420. /* flags for kvm_s390_mem_op->flags */
  421. #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
  422. #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
  423. /* for KVM_INTERRUPT */
  424. struct kvm_interrupt {
  425. /* in */
  426. __u32 irq;
  427. };
  428. /* for KVM_GET_DIRTY_LOG */
  429. struct kvm_dirty_log {
  430. __u32 slot;
  431. __u32 padding1;
  432. union {
  433. void __user *dirty_bitmap; /* one bit per page */
  434. __u64 padding2;
  435. };
  436. };
  437. /* for KVM_SET_SIGNAL_MASK */
  438. struct kvm_signal_mask {
  439. __u32 len;
  440. __u8 sigset[0];
  441. };
  442. /* for KVM_TPR_ACCESS_REPORTING */
  443. struct kvm_tpr_access_ctl {
  444. __u32 enabled;
  445. __u32 flags;
  446. __u32 reserved[8];
  447. };
  448. /* for KVM_SET_VAPIC_ADDR */
  449. struct kvm_vapic_addr {
  450. __u64 vapic_addr;
  451. };
  452. /* for KVM_SET_MP_STATE */
  453. /* not all states are valid on all architectures */
  454. #define KVM_MP_STATE_RUNNABLE 0
  455. #define KVM_MP_STATE_UNINITIALIZED 1
  456. #define KVM_MP_STATE_INIT_RECEIVED 2
  457. #define KVM_MP_STATE_HALTED 3
  458. #define KVM_MP_STATE_SIPI_RECEIVED 4
  459. #define KVM_MP_STATE_STOPPED 5
  460. #define KVM_MP_STATE_CHECK_STOP 6
  461. #define KVM_MP_STATE_OPERATING 7
  462. #define KVM_MP_STATE_LOAD 8
  463. struct kvm_mp_state {
  464. __u32 mp_state;
  465. };
  466. struct kvm_s390_psw {
  467. __u64 mask;
  468. __u64 addr;
  469. };
  470. /* valid values for type in kvm_s390_interrupt */
  471. #define KVM_S390_SIGP_STOP 0xfffe0000u
  472. #define KVM_S390_PROGRAM_INT 0xfffe0001u
  473. #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
  474. #define KVM_S390_RESTART 0xfffe0003u
  475. #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
  476. #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
  477. #define KVM_S390_MCHK 0xfffe1000u
  478. #define KVM_S390_INT_CLOCK_COMP 0xffff1004u
  479. #define KVM_S390_INT_CPU_TIMER 0xffff1005u
  480. #define KVM_S390_INT_VIRTIO 0xffff2603u
  481. #define KVM_S390_INT_SERVICE 0xffff2401u
  482. #define KVM_S390_INT_EMERGENCY 0xffff1201u
  483. #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
  484. /* Anything below 0xfffe0000u is taken by INT_IO */
  485. #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
  486. (((schid)) | \
  487. ((ssid) << 16) | \
  488. ((cssid) << 18) | \
  489. ((ai) << 26))
  490. #define KVM_S390_INT_IO_MIN 0x00000000u
  491. #define KVM_S390_INT_IO_MAX 0xfffdffffu
  492. #define KVM_S390_INT_IO_AI_MASK 0x04000000u
  493. struct kvm_s390_interrupt {
  494. __u32 type;
  495. __u32 parm;
  496. __u64 parm64;
  497. };
  498. struct kvm_s390_io_info {
  499. __u16 subchannel_id;
  500. __u16 subchannel_nr;
  501. __u32 io_int_parm;
  502. __u32 io_int_word;
  503. };
  504. struct kvm_s390_ext_info {
  505. __u32 ext_params;
  506. __u32 pad;
  507. __u64 ext_params2;
  508. };
  509. struct kvm_s390_pgm_info {
  510. __u64 trans_exc_code;
  511. __u64 mon_code;
  512. __u64 per_address;
  513. __u32 data_exc_code;
  514. __u16 code;
  515. __u16 mon_class_nr;
  516. __u8 per_code;
  517. __u8 per_atmid;
  518. __u8 exc_access_id;
  519. __u8 per_access_id;
  520. __u8 op_access_id;
  521. #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
  522. #define KVM_S390_PGM_FLAGS_ILC_0 0x02
  523. #define KVM_S390_PGM_FLAGS_ILC_1 0x04
  524. #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
  525. #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
  526. __u8 flags;
  527. __u8 pad[2];
  528. };
  529. struct kvm_s390_prefix_info {
  530. __u32 address;
  531. };
  532. struct kvm_s390_extcall_info {
  533. __u16 code;
  534. };
  535. struct kvm_s390_emerg_info {
  536. __u16 code;
  537. };
  538. #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
  539. struct kvm_s390_stop_info {
  540. __u32 flags;
  541. };
  542. struct kvm_s390_mchk_info {
  543. __u64 cr14;
  544. __u64 mcic;
  545. __u64 failing_storage_address;
  546. __u32 ext_damage_code;
  547. __u32 pad;
  548. __u8 fixed_logout[16];
  549. };
  550. struct kvm_s390_irq {
  551. __u64 type;
  552. union {
  553. struct kvm_s390_io_info io;
  554. struct kvm_s390_ext_info ext;
  555. struct kvm_s390_pgm_info pgm;
  556. struct kvm_s390_emerg_info emerg;
  557. struct kvm_s390_extcall_info extcall;
  558. struct kvm_s390_prefix_info prefix;
  559. struct kvm_s390_stop_info stop;
  560. struct kvm_s390_mchk_info mchk;
  561. char reserved[64];
  562. } u;
  563. };
  564. struct kvm_s390_irq_state {
  565. __u64 buf;
  566. __u32 flags;
  567. __u32 len;
  568. __u32 reserved[4];
  569. };
  570. /* for KVM_SET_GUEST_DEBUG */
  571. #define KVM_GUESTDBG_ENABLE 0x00000001
  572. #define KVM_GUESTDBG_SINGLESTEP 0x00000002
  573. struct kvm_guest_debug {
  574. __u32 control;
  575. __u32 pad;
  576. struct kvm_guest_debug_arch arch;
  577. };
  578. enum {
  579. kvm_ioeventfd_flag_nr_datamatch,
  580. kvm_ioeventfd_flag_nr_pio,
  581. kvm_ioeventfd_flag_nr_deassign,
  582. kvm_ioeventfd_flag_nr_virtio_ccw_notify,
  583. kvm_ioeventfd_flag_nr_fast_mmio,
  584. kvm_ioeventfd_flag_nr_max,
  585. };
  586. #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
  587. #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
  588. #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
  589. #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
  590. (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
  591. #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
  592. struct kvm_ioeventfd {
  593. __u64 datamatch;
  594. __u64 addr; /* legal pio/mmio address */
  595. __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
  596. __s32 fd;
  597. __u32 flags;
  598. __u8 pad[36];
  599. };
  600. /* for KVM_ENABLE_CAP */
  601. struct kvm_enable_cap {
  602. /* in */
  603. __u32 cap;
  604. __u32 flags;
  605. __u64 args[4];
  606. __u8 pad[64];
  607. };
  608. /* for KVM_PPC_GET_PVINFO */
  609. #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
  610. struct kvm_ppc_pvinfo {
  611. /* out */
  612. __u32 flags;
  613. __u32 hcall[4];
  614. __u8 pad[108];
  615. };
  616. /* for KVM_PPC_GET_SMMU_INFO */
  617. #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
  618. struct kvm_ppc_one_page_size {
  619. __u32 page_shift; /* Page shift (or 0) */
  620. __u32 pte_enc; /* Encoding in the HPTE (>>12) */
  621. };
  622. struct kvm_ppc_one_seg_page_size {
  623. __u32 page_shift; /* Base page shift of segment (or 0) */
  624. __u32 slb_enc; /* SLB encoding for BookS */
  625. struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
  626. };
  627. #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
  628. #define KVM_PPC_1T_SEGMENTS 0x00000002
  629. struct kvm_ppc_smmu_info {
  630. __u64 flags;
  631. __u32 slb_size;
  632. __u16 data_keys; /* # storage keys supported for data */
  633. __u16 instr_keys; /* # storage keys supported for instructions */
  634. struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
  635. };
  636. /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
  637. struct kvm_ppc_resize_hpt {
  638. __u64 flags;
  639. __u32 shift;
  640. __u32 pad;
  641. };
  642. #define KVMIO 0xAE
  643. /* machine type bits, to be used as argument to KVM_CREATE_VM */
  644. #define KVM_VM_S390_UCONTROL 1
  645. /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
  646. #define KVM_VM_PPC_HV 1
  647. #define KVM_VM_PPC_PR 2
  648. /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
  649. #define KVM_VM_MIPS_TE 0
  650. #define KVM_VM_MIPS_VZ 1
  651. #define KVM_S390_SIE_PAGE_OFFSET 1
  652. /*
  653. * ioctls for /dev/kvm fds:
  654. */
  655. #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
  656. #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
  657. #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
  658. #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
  659. /*
  660. * Check if a kvm extension is available. Argument is extension number,
  661. * return is 1 (yes) or 0 (no, sorry).
  662. */
  663. #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
  664. /*
  665. * Get size for mmap(vcpu_fd)
  666. */
  667. #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
  668. #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
  669. #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
  670. #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
  671. #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
  672. #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
  673. /*
  674. * Extension capability list.
  675. */
  676. #define KVM_CAP_IRQCHIP 0
  677. #define KVM_CAP_HLT 1
  678. #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
  679. #define KVM_CAP_USER_MEMORY 3
  680. #define KVM_CAP_SET_TSS_ADDR 4
  681. #define KVM_CAP_VAPIC 6
  682. #define KVM_CAP_EXT_CPUID 7
  683. #define KVM_CAP_CLOCKSOURCE 8
  684. #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
  685. #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
  686. #define KVM_CAP_PIT 11
  687. #define KVM_CAP_NOP_IO_DELAY 12
  688. #define KVM_CAP_PV_MMU 13
  689. #define KVM_CAP_MP_STATE 14
  690. #define KVM_CAP_COALESCED_MMIO 15
  691. #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
  692. #define KVM_CAP_IOMMU 18
  693. /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
  694. #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
  695. #define KVM_CAP_USER_NMI 22
  696. #ifdef __KVM_HAVE_GUEST_DEBUG
  697. #define KVM_CAP_SET_GUEST_DEBUG 23
  698. #endif
  699. #ifdef __KVM_HAVE_PIT
  700. #define KVM_CAP_REINJECT_CONTROL 24
  701. #endif
  702. #define KVM_CAP_IRQ_ROUTING 25
  703. #define KVM_CAP_IRQ_INJECT_STATUS 26
  704. #define KVM_CAP_ASSIGN_DEV_IRQ 29
  705. /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
  706. #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
  707. #ifdef __KVM_HAVE_MCE
  708. #define KVM_CAP_MCE 31
  709. #endif
  710. #define KVM_CAP_IRQFD 32
  711. #ifdef __KVM_HAVE_PIT
  712. #define KVM_CAP_PIT2 33
  713. #endif
  714. #define KVM_CAP_SET_BOOT_CPU_ID 34
  715. #ifdef __KVM_HAVE_PIT_STATE2
  716. #define KVM_CAP_PIT_STATE2 35
  717. #endif
  718. #define KVM_CAP_IOEVENTFD 36
  719. #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
  720. #ifdef __KVM_HAVE_XEN_HVM
  721. #define KVM_CAP_XEN_HVM 38
  722. #endif
  723. #define KVM_CAP_ADJUST_CLOCK 39
  724. #define KVM_CAP_INTERNAL_ERROR_DATA 40
  725. #ifdef __KVM_HAVE_VCPU_EVENTS
  726. #define KVM_CAP_VCPU_EVENTS 41
  727. #endif
  728. #define KVM_CAP_S390_PSW 42
  729. #define KVM_CAP_PPC_SEGSTATE 43
  730. #define KVM_CAP_HYPERV 44
  731. #define KVM_CAP_HYPERV_VAPIC 45
  732. #define KVM_CAP_HYPERV_SPIN 46
  733. #define KVM_CAP_PCI_SEGMENT 47
  734. #define KVM_CAP_PPC_PAIRED_SINGLES 48
  735. #define KVM_CAP_INTR_SHADOW 49
  736. #ifdef __KVM_HAVE_DEBUGREGS
  737. #define KVM_CAP_DEBUGREGS 50
  738. #endif
  739. #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
  740. #define KVM_CAP_PPC_OSI 52
  741. #define KVM_CAP_PPC_UNSET_IRQ 53
  742. #define KVM_CAP_ENABLE_CAP 54
  743. #ifdef __KVM_HAVE_XSAVE
  744. #define KVM_CAP_XSAVE 55
  745. #endif
  746. #ifdef __KVM_HAVE_XCRS
  747. #define KVM_CAP_XCRS 56
  748. #endif
  749. #define KVM_CAP_PPC_GET_PVINFO 57
  750. #define KVM_CAP_PPC_IRQ_LEVEL 58
  751. #define KVM_CAP_ASYNC_PF 59
  752. #define KVM_CAP_TSC_CONTROL 60
  753. #define KVM_CAP_GET_TSC_KHZ 61
  754. #define KVM_CAP_PPC_BOOKE_SREGS 62
  755. #define KVM_CAP_SPAPR_TCE 63
  756. #define KVM_CAP_PPC_SMT 64
  757. #define KVM_CAP_PPC_RMA 65
  758. #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
  759. #define KVM_CAP_PPC_HIOR 67
  760. #define KVM_CAP_PPC_PAPR 68
  761. #define KVM_CAP_SW_TLB 69
  762. #define KVM_CAP_ONE_REG 70
  763. #define KVM_CAP_S390_GMAP 71
  764. #define KVM_CAP_TSC_DEADLINE_TIMER 72
  765. #define KVM_CAP_S390_UCONTROL 73
  766. #define KVM_CAP_SYNC_REGS 74
  767. #define KVM_CAP_PCI_2_3 75
  768. #define KVM_CAP_KVMCLOCK_CTRL 76
  769. #define KVM_CAP_SIGNAL_MSI 77
  770. #define KVM_CAP_PPC_GET_SMMU_INFO 78
  771. #define KVM_CAP_S390_COW 79
  772. #define KVM_CAP_PPC_ALLOC_HTAB 80
  773. #define KVM_CAP_READONLY_MEM 81
  774. #define KVM_CAP_IRQFD_RESAMPLE 82
  775. #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
  776. #define KVM_CAP_PPC_HTAB_FD 84
  777. #define KVM_CAP_S390_CSS_SUPPORT 85
  778. #define KVM_CAP_PPC_EPR 86
  779. #define KVM_CAP_ARM_PSCI 87
  780. #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
  781. #define KVM_CAP_DEVICE_CTRL 89
  782. #define KVM_CAP_IRQ_MPIC 90
  783. #define KVM_CAP_PPC_RTAS 91
  784. #define KVM_CAP_IRQ_XICS 92
  785. #define KVM_CAP_ARM_EL1_32BIT 93
  786. #define KVM_CAP_SPAPR_MULTITCE 94
  787. #define KVM_CAP_EXT_EMUL_CPUID 95
  788. #define KVM_CAP_HYPERV_TIME 96
  789. #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
  790. #define KVM_CAP_ENABLE_CAP_VM 98
  791. #define KVM_CAP_S390_IRQCHIP 99
  792. #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
  793. #define KVM_CAP_VM_ATTRIBUTES 101
  794. #define KVM_CAP_ARM_PSCI_0_2 102
  795. #define KVM_CAP_PPC_FIXUP_HCALL 103
  796. #define KVM_CAP_PPC_ENABLE_HCALL 104
  797. #define KVM_CAP_CHECK_EXTENSION_VM 105
  798. #define KVM_CAP_S390_USER_SIGP 106
  799. #define KVM_CAP_S390_VECTOR_REGISTERS 107
  800. #define KVM_CAP_S390_MEM_OP 108
  801. #define KVM_CAP_S390_USER_STSI 109
  802. #define KVM_CAP_S390_SKEYS 110
  803. #define KVM_CAP_MIPS_FPU 111
  804. #define KVM_CAP_MIPS_MSA 112
  805. #define KVM_CAP_S390_INJECT_IRQ 113
  806. #define KVM_CAP_S390_IRQ_STATE 114
  807. #define KVM_CAP_PPC_HWRNG 115
  808. #define KVM_CAP_DISABLE_QUIRKS 116
  809. #define KVM_CAP_X86_SMM 117
  810. #define KVM_CAP_MULTI_ADDRESS_SPACE 118
  811. #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
  812. #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
  813. #define KVM_CAP_SPLIT_IRQCHIP 121
  814. #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
  815. #define KVM_CAP_HYPERV_SYNIC 123
  816. #define KVM_CAP_S390_RI 124
  817. #define KVM_CAP_SPAPR_TCE_64 125
  818. #define KVM_CAP_ARM_PMU_V3 126
  819. #define KVM_CAP_VCPU_ATTRIBUTES 127
  820. #define KVM_CAP_MAX_VCPU_ID 128
  821. #define KVM_CAP_X2APIC_API 129
  822. #define KVM_CAP_S390_USER_INSTR0 130
  823. #define KVM_CAP_MSI_DEVID 131
  824. #define KVM_CAP_PPC_HTM 132
  825. #define KVM_CAP_SPAPR_RESIZE_HPT 133
  826. #define KVM_CAP_PPC_MMU_RADIX 134
  827. #define KVM_CAP_PPC_MMU_HASH_V3 135
  828. #define KVM_CAP_IMMEDIATE_EXIT 136
  829. #define KVM_CAP_MIPS_VZ 137
  830. #define KVM_CAP_MIPS_TE 138
  831. #define KVM_CAP_MIPS_64BIT 139
  832. #define KVM_CAP_S390_GS 140
  833. #define KVM_CAP_S390_AIS 141
  834. #define KVM_CAP_SPAPR_TCE_VFIO 142
  835. #define KVM_CAP_X86_GUEST_MWAIT 143
  836. #define KVM_CAP_ARM_USER_IRQ 144
  837. #define KVM_CAP_S390_CMMA_MIGRATION 145
  838. #define KVM_CAP_PPC_FWNMI 146
  839. #define KVM_CAP_PPC_SMT_POSSIBLE 147
  840. #define KVM_CAP_HYPERV_SYNIC2 148
  841. #define KVM_CAP_HYPERV_VP_INDEX 149
  842. #define KVM_CAP_S390_AIS_MIGRATION 150
  843. #ifdef KVM_CAP_IRQ_ROUTING
  844. struct kvm_irq_routing_irqchip {
  845. __u32 irqchip;
  846. __u32 pin;
  847. };
  848. struct kvm_irq_routing_msi {
  849. __u32 address_lo;
  850. __u32 address_hi;
  851. __u32 data;
  852. union {
  853. __u32 pad;
  854. __u32 devid;
  855. };
  856. };
  857. struct kvm_irq_routing_s390_adapter {
  858. __u64 ind_addr;
  859. __u64 summary_addr;
  860. __u64 ind_offset;
  861. __u32 summary_offset;
  862. __u32 adapter_id;
  863. };
  864. struct kvm_irq_routing_hv_sint {
  865. __u32 vcpu;
  866. __u32 sint;
  867. };
  868. /* gsi routing entry types */
  869. #define KVM_IRQ_ROUTING_IRQCHIP 1
  870. #define KVM_IRQ_ROUTING_MSI 2
  871. #define KVM_IRQ_ROUTING_S390_ADAPTER 3
  872. #define KVM_IRQ_ROUTING_HV_SINT 4
  873. struct kvm_irq_routing_entry {
  874. __u32 gsi;
  875. __u32 type;
  876. __u32 flags;
  877. __u32 pad;
  878. union {
  879. struct kvm_irq_routing_irqchip irqchip;
  880. struct kvm_irq_routing_msi msi;
  881. struct kvm_irq_routing_s390_adapter adapter;
  882. struct kvm_irq_routing_hv_sint hv_sint;
  883. __u32 pad[8];
  884. } u;
  885. };
  886. struct kvm_irq_routing {
  887. __u32 nr;
  888. __u32 flags;
  889. struct kvm_irq_routing_entry entries[0];
  890. };
  891. #endif
  892. #ifdef KVM_CAP_MCE
  893. /* x86 MCE */
  894. struct kvm_x86_mce {
  895. __u64 status;
  896. __u64 addr;
  897. __u64 misc;
  898. __u64 mcg_status;
  899. __u8 bank;
  900. __u8 pad1[7];
  901. __u64 pad2[3];
  902. };
  903. #endif
  904. #ifdef KVM_CAP_XEN_HVM
  905. struct kvm_xen_hvm_config {
  906. __u32 flags;
  907. __u32 msr;
  908. __u64 blob_addr_32;
  909. __u64 blob_addr_64;
  910. __u8 blob_size_32;
  911. __u8 blob_size_64;
  912. __u8 pad2[30];
  913. };
  914. #endif
  915. #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
  916. /*
  917. * Available with KVM_CAP_IRQFD_RESAMPLE
  918. *
  919. * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
  920. * the irqfd to operate in resampling mode for level triggered interrupt
  921. * emulation. See Documentation/virtual/kvm/api.txt.
  922. */
  923. #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
  924. struct kvm_irqfd {
  925. __u32 fd;
  926. __u32 gsi;
  927. __u32 flags;
  928. __u32 resamplefd;
  929. __u8 pad[16];
  930. };
  931. /* For KVM_CAP_ADJUST_CLOCK */
  932. /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
  933. #define KVM_CLOCK_TSC_STABLE 2
  934. struct kvm_clock_data {
  935. __u64 clock;
  936. __u32 flags;
  937. __u32 pad[9];
  938. };
  939. /* For KVM_CAP_SW_TLB */
  940. #define KVM_MMU_FSL_BOOKE_NOHV 0
  941. #define KVM_MMU_FSL_BOOKE_HV 1
  942. struct kvm_config_tlb {
  943. __u64 params;
  944. __u64 array;
  945. __u32 mmu_type;
  946. __u32 array_len;
  947. };
  948. struct kvm_dirty_tlb {
  949. __u64 bitmap;
  950. __u32 num_dirty;
  951. };
  952. /* Available with KVM_CAP_ONE_REG */
  953. #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
  954. #define KVM_REG_GENERIC 0x0000000000000000ULL
  955. /*
  956. * Architecture specific registers are to be defined in arch headers and
  957. * ORed with the arch identifier.
  958. */
  959. #define KVM_REG_PPC 0x1000000000000000ULL
  960. #define KVM_REG_X86 0x2000000000000000ULL
  961. #define KVM_REG_IA64 0x3000000000000000ULL
  962. #define KVM_REG_ARM 0x4000000000000000ULL
  963. #define KVM_REG_S390 0x5000000000000000ULL
  964. #define KVM_REG_ARM64 0x6000000000000000ULL
  965. #define KVM_REG_MIPS 0x7000000000000000ULL
  966. #define KVM_REG_SIZE_SHIFT 52
  967. #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
  968. #define KVM_REG_SIZE_U8 0x0000000000000000ULL
  969. #define KVM_REG_SIZE_U16 0x0010000000000000ULL
  970. #define KVM_REG_SIZE_U32 0x0020000000000000ULL
  971. #define KVM_REG_SIZE_U64 0x0030000000000000ULL
  972. #define KVM_REG_SIZE_U128 0x0040000000000000ULL
  973. #define KVM_REG_SIZE_U256 0x0050000000000000ULL
  974. #define KVM_REG_SIZE_U512 0x0060000000000000ULL
  975. #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
  976. struct kvm_reg_list {
  977. __u64 n; /* number of regs */
  978. __u64 reg[0];
  979. };
  980. struct kvm_one_reg {
  981. __u64 id;
  982. __u64 addr;
  983. };
  984. #define KVM_MSI_VALID_DEVID (1U << 0)
  985. struct kvm_msi {
  986. __u32 address_lo;
  987. __u32 address_hi;
  988. __u32 data;
  989. __u32 flags;
  990. __u32 devid;
  991. __u8 pad[12];
  992. };
  993. struct kvm_arm_device_addr {
  994. __u64 id;
  995. __u64 addr;
  996. };
  997. /*
  998. * Device control API, available with KVM_CAP_DEVICE_CTRL
  999. */
  1000. #define KVM_CREATE_DEVICE_TEST 1
  1001. struct kvm_create_device {
  1002. __u32 type; /* in: KVM_DEV_TYPE_xxx */
  1003. __u32 fd; /* out: device handle */
  1004. __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
  1005. };
  1006. struct kvm_device_attr {
  1007. __u32 flags; /* no flags currently defined */
  1008. __u32 group; /* device-defined */
  1009. __u64 attr; /* group-defined */
  1010. __u64 addr; /* userspace address of attr data */
  1011. };
  1012. #define KVM_DEV_VFIO_GROUP 1
  1013. #define KVM_DEV_VFIO_GROUP_ADD 1
  1014. #define KVM_DEV_VFIO_GROUP_DEL 2
  1015. #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
  1016. enum kvm_device_type {
  1017. KVM_DEV_TYPE_FSL_MPIC_20 = 1,
  1018. #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
  1019. KVM_DEV_TYPE_FSL_MPIC_42,
  1020. #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
  1021. KVM_DEV_TYPE_XICS,
  1022. #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
  1023. KVM_DEV_TYPE_VFIO,
  1024. #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
  1025. KVM_DEV_TYPE_ARM_VGIC_V2,
  1026. #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
  1027. KVM_DEV_TYPE_FLIC,
  1028. #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
  1029. KVM_DEV_TYPE_ARM_VGIC_V3,
  1030. #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
  1031. KVM_DEV_TYPE_ARM_VGIC_ITS,
  1032. #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
  1033. KVM_DEV_TYPE_MAX,
  1034. };
  1035. struct kvm_vfio_spapr_tce {
  1036. __s32 groupfd;
  1037. __s32 tablefd;
  1038. };
  1039. /*
  1040. * ioctls for VM fds
  1041. */
  1042. #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
  1043. /*
  1044. * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
  1045. * a vcpu fd.
  1046. */
  1047. #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
  1048. #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
  1049. /* KVM_SET_MEMORY_ALIAS is obsolete: */
  1050. #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
  1051. #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
  1052. #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
  1053. #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
  1054. struct kvm_userspace_memory_region)
  1055. #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
  1056. #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
  1057. /* enable ucontrol for s390 */
  1058. struct kvm_s390_ucas_mapping {
  1059. __u64 user_addr;
  1060. __u64 vcpu_addr;
  1061. __u64 length;
  1062. };
  1063. #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
  1064. #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
  1065. #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
  1066. /* Device model IOC */
  1067. #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
  1068. #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
  1069. #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
  1070. #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
  1071. #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
  1072. #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
  1073. #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
  1074. #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
  1075. #define KVM_REGISTER_COALESCED_MMIO \
  1076. _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
  1077. #define KVM_UNREGISTER_COALESCED_MMIO \
  1078. _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
  1079. #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
  1080. struct kvm_assigned_pci_dev)
  1081. #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
  1082. /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
  1083. #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
  1084. #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
  1085. #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
  1086. #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
  1087. struct kvm_assigned_pci_dev)
  1088. #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
  1089. struct kvm_assigned_msix_nr)
  1090. #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
  1091. struct kvm_assigned_msix_entry)
  1092. #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
  1093. #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
  1094. #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
  1095. #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
  1096. #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
  1097. #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
  1098. #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
  1099. #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
  1100. /* Available with KVM_CAP_PIT_STATE2 */
  1101. #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
  1102. #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
  1103. /* Available with KVM_CAP_PPC_GET_PVINFO */
  1104. #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
  1105. /* Available with KVM_CAP_TSC_CONTROL */
  1106. #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
  1107. #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
  1108. /* Available with KVM_CAP_PCI_2_3 */
  1109. #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
  1110. struct kvm_assigned_pci_dev)
  1111. /* Available with KVM_CAP_SIGNAL_MSI */
  1112. #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
  1113. /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
  1114. #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
  1115. /* Available with KVM_CAP_PPC_ALLOC_HTAB */
  1116. #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
  1117. #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
  1118. #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
  1119. struct kvm_create_spapr_tce_64)
  1120. /* Available with KVM_CAP_RMA */
  1121. #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
  1122. /* Available with KVM_CAP_PPC_HTAB_FD */
  1123. #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
  1124. /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
  1125. #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
  1126. /* Available with KVM_CAP_PPC_RTAS */
  1127. #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
  1128. /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
  1129. #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
  1130. #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
  1131. /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
  1132. #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
  1133. /* Available with KVM_CAP_PPC_RADIX_MMU */
  1134. #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
  1135. /* ioctl for vm fd */
  1136. #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
  1137. /* ioctls for fds returned by KVM_CREATE_DEVICE */
  1138. #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
  1139. #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
  1140. #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
  1141. /*
  1142. * ioctls for vcpu fds
  1143. */
  1144. #define KVM_RUN _IO(KVMIO, 0x80)
  1145. #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
  1146. #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
  1147. #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
  1148. #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
  1149. #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
  1150. #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
  1151. /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
  1152. #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
  1153. #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
  1154. #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
  1155. #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
  1156. #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
  1157. #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
  1158. #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
  1159. #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
  1160. #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
  1161. #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
  1162. #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
  1163. /* Available with KVM_CAP_VAPIC */
  1164. #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
  1165. /* Available with KVM_CAP_VAPIC */
  1166. #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
  1167. /* valid for virtual machine (for floating interrupt)_and_ vcpu */
  1168. #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
  1169. /* store status for s390 */
  1170. #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
  1171. #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
  1172. #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
  1173. /* initial ipl psw for s390 */
  1174. #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
  1175. /* initial reset for s390 */
  1176. #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
  1177. #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
  1178. #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
  1179. /* Available with KVM_CAP_USER_NMI */
  1180. #define KVM_NMI _IO(KVMIO, 0x9a)
  1181. /* Available with KVM_CAP_SET_GUEST_DEBUG */
  1182. #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
  1183. /* MCE for x86 */
  1184. #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
  1185. #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
  1186. #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
  1187. /* Available with KVM_CAP_VCPU_EVENTS */
  1188. #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
  1189. #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
  1190. /* Available with KVM_CAP_DEBUGREGS */
  1191. #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
  1192. #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
  1193. /*
  1194. * vcpu version available with KVM_ENABLE_CAP
  1195. * vm version available with KVM_CAP_ENABLE_CAP_VM
  1196. */
  1197. #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
  1198. /* Available with KVM_CAP_XSAVE */
  1199. #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
  1200. #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
  1201. /* Available with KVM_CAP_XCRS */
  1202. #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
  1203. #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
  1204. /* Available with KVM_CAP_SW_TLB */
  1205. #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
  1206. /* Available with KVM_CAP_ONE_REG */
  1207. #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
  1208. #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
  1209. /* VM is being stopped by host */
  1210. #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
  1211. #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
  1212. #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
  1213. #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
  1214. /* Available with KVM_CAP_S390_MEM_OP */
  1215. #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
  1216. /* Available with KVM_CAP_S390_SKEYS */
  1217. #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
  1218. #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
  1219. /* Available with KVM_CAP_S390_INJECT_IRQ */
  1220. #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
  1221. /* Available with KVM_CAP_S390_IRQ_STATE */
  1222. #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
  1223. #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
  1224. /* Available with KVM_CAP_X86_SMM */
  1225. #define KVM_SMI _IO(KVMIO, 0xb7)
  1226. /* Available with KVM_CAP_S390_CMMA_MIGRATION */
  1227. #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
  1228. #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
  1229. #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
  1230. #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
  1231. #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
  1232. struct kvm_assigned_pci_dev {
  1233. __u32 assigned_dev_id;
  1234. __u32 busnr;
  1235. __u32 devfn;
  1236. __u32 flags;
  1237. __u32 segnr;
  1238. union {
  1239. __u32 reserved[11];
  1240. };
  1241. };
  1242. #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
  1243. #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
  1244. #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
  1245. #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
  1246. #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
  1247. #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
  1248. #define KVM_DEV_IRQ_HOST_MASK 0x00ff
  1249. #define KVM_DEV_IRQ_GUEST_MASK 0xff00
  1250. struct kvm_assigned_irq {
  1251. __u32 assigned_dev_id;
  1252. __u32 host_irq; /* ignored (legacy field) */
  1253. __u32 guest_irq;
  1254. __u32 flags;
  1255. union {
  1256. __u32 reserved[12];
  1257. };
  1258. };
  1259. struct kvm_assigned_msix_nr {
  1260. __u32 assigned_dev_id;
  1261. __u16 entry_nr;
  1262. __u16 padding;
  1263. };
  1264. #define KVM_MAX_MSIX_PER_DEV 256
  1265. struct kvm_assigned_msix_entry {
  1266. __u32 assigned_dev_id;
  1267. __u32 gsi;
  1268. __u16 entry; /* The index of entry in the MSI-X table */
  1269. __u16 padding[3];
  1270. };
  1271. #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
  1272. #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
  1273. /* Available with KVM_CAP_ARM_USER_IRQ */
  1274. /* Bits for run->s.regs.device_irq_level */
  1275. #define KVM_ARM_DEV_EL1_VTIMER (1 << 0)
  1276. #define KVM_ARM_DEV_EL1_PTIMER (1 << 1)
  1277. #define KVM_ARM_DEV_PMU (1 << 2)
  1278. #endif /* __LINUX_KVM_H */