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kvm.h 47 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/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/virt/kvm/api.rst
  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. struct kvm_s390_skeys {
  125. __u64 start_gfn;
  126. __u64 count;
  127. __u64 skeydata_addr;
  128. __u32 flags;
  129. __u32 reserved[9];
  130. };
  131. #define KVM_S390_CMMA_PEEK (1 << 0)
  132. /**
  133. * kvm_s390_cmma_log - Used for CMMA migration.
  134. *
  135. * Used both for input and output.
  136. *
  137. * @start_gfn: Guest page number to start from.
  138. * @count: Size of the result buffer.
  139. * @flags: Control operation mode via KVM_S390_CMMA_* flags
  140. * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
  141. * pages are still remaining.
  142. * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
  143. * in the PGSTE.
  144. * @values: Pointer to the values buffer.
  145. *
  146. * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
  147. */
  148. struct kvm_s390_cmma_log {
  149. __u64 start_gfn;
  150. __u32 count;
  151. __u32 flags;
  152. union {
  153. __u64 remaining;
  154. __u64 mask;
  155. };
  156. __u64 values;
  157. };
  158. struct kvm_hyperv_exit {
  159. #define KVM_EXIT_HYPERV_SYNIC 1
  160. #define KVM_EXIT_HYPERV_HCALL 2
  161. #define KVM_EXIT_HYPERV_SYNDBG 3
  162. __u32 type;
  163. __u32 pad1;
  164. union {
  165. struct {
  166. __u32 msr;
  167. __u32 pad2;
  168. __u64 control;
  169. __u64 evt_page;
  170. __u64 msg_page;
  171. } synic;
  172. struct {
  173. __u64 input;
  174. __u64 result;
  175. __u64 params[2];
  176. } hcall;
  177. struct {
  178. __u32 msr;
  179. __u32 pad2;
  180. __u64 control;
  181. __u64 status;
  182. __u64 send_page;
  183. __u64 recv_page;
  184. __u64 pending_page;
  185. } syndbg;
  186. } u;
  187. };
  188. #define KVM_S390_GET_SKEYS_NONE 1
  189. #define KVM_S390_SKEYS_MAX 1048576
  190. #define KVM_EXIT_UNKNOWN 0
  191. #define KVM_EXIT_EXCEPTION 1
  192. #define KVM_EXIT_IO 2
  193. #define KVM_EXIT_HYPERCALL 3
  194. #define KVM_EXIT_DEBUG 4
  195. #define KVM_EXIT_HLT 5
  196. #define KVM_EXIT_MMIO 6
  197. #define KVM_EXIT_IRQ_WINDOW_OPEN 7
  198. #define KVM_EXIT_SHUTDOWN 8
  199. #define KVM_EXIT_FAIL_ENTRY 9
  200. #define KVM_EXIT_INTR 10
  201. #define KVM_EXIT_SET_TPR 11
  202. #define KVM_EXIT_TPR_ACCESS 12
  203. #define KVM_EXIT_S390_SIEIC 13
  204. #define KVM_EXIT_S390_RESET 14
  205. #define KVM_EXIT_DCR 15 /* deprecated */
  206. #define KVM_EXIT_NMI 16
  207. #define KVM_EXIT_INTERNAL_ERROR 17
  208. #define KVM_EXIT_OSI 18
  209. #define KVM_EXIT_PAPR_HCALL 19
  210. #define KVM_EXIT_S390_UCONTROL 20
  211. #define KVM_EXIT_WATCHDOG 21
  212. #define KVM_EXIT_S390_TSCH 22
  213. #define KVM_EXIT_EPR 23
  214. #define KVM_EXIT_SYSTEM_EVENT 24
  215. #define KVM_EXIT_S390_STSI 25
  216. #define KVM_EXIT_IOAPIC_EOI 26
  217. #define KVM_EXIT_HYPERV 27
  218. #define KVM_EXIT_ARM_NISV 28
  219. /* For KVM_EXIT_INTERNAL_ERROR */
  220. /* Emulate instruction failed. */
  221. #define KVM_INTERNAL_ERROR_EMULATION 1
  222. /* Encounter unexpected simultaneous exceptions. */
  223. #define KVM_INTERNAL_ERROR_SIMUL_EX 2
  224. /* Encounter unexpected vm-exit due to delivery event. */
  225. #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
  226. /* Encounter unexpected vm-exit reason */
  227. #define KVM_INTERNAL_ERROR_UNEXPECTED_EXIT_REASON 4
  228. /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
  229. struct kvm_run {
  230. /* in */
  231. __u8 request_interrupt_window;
  232. __u8 immediate_exit;
  233. __u8 padding1[6];
  234. /* out */
  235. __u32 exit_reason;
  236. __u8 ready_for_interrupt_injection;
  237. __u8 if_flag;
  238. __u16 flags;
  239. /* in (pre_kvm_run), out (post_kvm_run) */
  240. __u64 cr8;
  241. __u64 apic_base;
  242. #ifdef __KVM_S390
  243. /* the processor status word for s390 */
  244. __u64 psw_mask; /* psw upper half */
  245. __u64 psw_addr; /* psw lower half */
  246. #endif
  247. union {
  248. /* KVM_EXIT_UNKNOWN */
  249. struct {
  250. __u64 hardware_exit_reason;
  251. } hw;
  252. /* KVM_EXIT_FAIL_ENTRY */
  253. struct {
  254. __u64 hardware_entry_failure_reason;
  255. __u32 cpu;
  256. } fail_entry;
  257. /* KVM_EXIT_EXCEPTION */
  258. struct {
  259. __u32 exception;
  260. __u32 error_code;
  261. } ex;
  262. /* KVM_EXIT_IO */
  263. struct {
  264. #define KVM_EXIT_IO_IN 0
  265. #define KVM_EXIT_IO_OUT 1
  266. __u8 direction;
  267. __u8 size; /* bytes */
  268. __u16 port;
  269. __u32 count;
  270. __u64 data_offset; /* relative to kvm_run start */
  271. } io;
  272. /* KVM_EXIT_DEBUG */
  273. struct {
  274. struct kvm_debug_exit_arch arch;
  275. } debug;
  276. /* KVM_EXIT_MMIO */
  277. struct {
  278. __u64 phys_addr;
  279. __u8 data[8];
  280. __u32 len;
  281. __u8 is_write;
  282. } mmio;
  283. /* KVM_EXIT_HYPERCALL */
  284. struct {
  285. __u64 nr;
  286. __u64 args[6];
  287. __u64 ret;
  288. __u32 longmode;
  289. __u32 pad;
  290. } hypercall;
  291. /* KVM_EXIT_TPR_ACCESS */
  292. struct {
  293. __u64 rip;
  294. __u32 is_write;
  295. __u32 pad;
  296. } tpr_access;
  297. /* KVM_EXIT_S390_SIEIC */
  298. struct {
  299. __u8 icptcode;
  300. __u16 ipa;
  301. __u32 ipb;
  302. } s390_sieic;
  303. /* KVM_EXIT_S390_RESET */
  304. #define KVM_S390_RESET_POR 1
  305. #define KVM_S390_RESET_CLEAR 2
  306. #define KVM_S390_RESET_SUBSYSTEM 4
  307. #define KVM_S390_RESET_CPU_INIT 8
  308. #define KVM_S390_RESET_IPL 16
  309. __u64 s390_reset_flags;
  310. /* KVM_EXIT_S390_UCONTROL */
  311. struct {
  312. __u64 trans_exc_code;
  313. __u32 pgm_code;
  314. } s390_ucontrol;
  315. /* KVM_EXIT_DCR (deprecated) */
  316. struct {
  317. __u32 dcrn;
  318. __u32 data;
  319. __u8 is_write;
  320. } dcr;
  321. /* KVM_EXIT_INTERNAL_ERROR */
  322. struct {
  323. __u32 suberror;
  324. /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
  325. __u32 ndata;
  326. __u64 data[16];
  327. } internal;
  328. /* KVM_EXIT_OSI */
  329. struct {
  330. __u64 gprs[32];
  331. } osi;
  332. /* KVM_EXIT_PAPR_HCALL */
  333. struct {
  334. __u64 nr;
  335. __u64 ret;
  336. __u64 args[9];
  337. } papr_hcall;
  338. /* KVM_EXIT_S390_TSCH */
  339. struct {
  340. __u16 subchannel_id;
  341. __u16 subchannel_nr;
  342. __u32 io_int_parm;
  343. __u32 io_int_word;
  344. __u32 ipb;
  345. __u8 dequeued;
  346. } s390_tsch;
  347. /* KVM_EXIT_EPR */
  348. struct {
  349. __u32 epr;
  350. } epr;
  351. /* KVM_EXIT_SYSTEM_EVENT */
  352. struct {
  353. #define KVM_SYSTEM_EVENT_SHUTDOWN 1
  354. #define KVM_SYSTEM_EVENT_RESET 2
  355. #define KVM_SYSTEM_EVENT_CRASH 3
  356. __u32 type;
  357. __u64 flags;
  358. } system_event;
  359. /* KVM_EXIT_S390_STSI */
  360. struct {
  361. __u64 addr;
  362. __u8 ar;
  363. __u8 reserved;
  364. __u8 fc;
  365. __u8 sel1;
  366. __u16 sel2;
  367. } s390_stsi;
  368. /* KVM_EXIT_IOAPIC_EOI */
  369. struct {
  370. __u8 vector;
  371. } eoi;
  372. /* KVM_EXIT_HYPERV */
  373. struct kvm_hyperv_exit hyperv;
  374. /* KVM_EXIT_ARM_NISV */
  375. struct {
  376. __u64 esr_iss;
  377. __u64 fault_ipa;
  378. } arm_nisv;
  379. /* Fix the size of the union. */
  380. char padding[256];
  381. };
  382. /* 2048 is the size of the char array used to bound/pad the size
  383. * of the union that holds sync regs.
  384. */
  385. #define SYNC_REGS_SIZE_BYTES 2048
  386. /*
  387. * shared registers between kvm and userspace.
  388. * kvm_valid_regs specifies the register classes set by the host
  389. * kvm_dirty_regs specified the register classes dirtied by userspace
  390. * struct kvm_sync_regs is architecture specific, as well as the
  391. * bits for kvm_valid_regs and kvm_dirty_regs
  392. */
  393. __u64 kvm_valid_regs;
  394. __u64 kvm_dirty_regs;
  395. union {
  396. struct kvm_sync_regs regs;
  397. char padding[SYNC_REGS_SIZE_BYTES];
  398. } s;
  399. };
  400. /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
  401. struct kvm_coalesced_mmio_zone {
  402. __u64 addr;
  403. __u32 size;
  404. union {
  405. __u32 pad;
  406. __u32 pio;
  407. };
  408. };
  409. struct kvm_coalesced_mmio {
  410. __u64 phys_addr;
  411. __u32 len;
  412. union {
  413. __u32 pad;
  414. __u32 pio;
  415. };
  416. __u8 data[8];
  417. };
  418. struct kvm_coalesced_mmio_ring {
  419. __u32 first, last;
  420. struct kvm_coalesced_mmio coalesced_mmio[0];
  421. };
  422. #define KVM_COALESCED_MMIO_MAX \
  423. ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
  424. sizeof(struct kvm_coalesced_mmio))
  425. /* for KVM_TRANSLATE */
  426. struct kvm_translation {
  427. /* in */
  428. __u64 linear_address;
  429. /* out */
  430. __u64 physical_address;
  431. __u8 valid;
  432. __u8 writeable;
  433. __u8 usermode;
  434. __u8 pad[5];
  435. };
  436. /* for KVM_S390_MEM_OP */
  437. struct kvm_s390_mem_op {
  438. /* in */
  439. __u64 gaddr; /* the guest address */
  440. __u64 flags; /* flags */
  441. __u32 size; /* amount of bytes */
  442. __u32 op; /* type of operation */
  443. __u64 buf; /* buffer in userspace */
  444. union {
  445. __u8 ar; /* the access register number */
  446. __u32 sida_offset; /* offset into the sida */
  447. __u8 reserved[32]; /* should be set to 0 */
  448. };
  449. };
  450. /* types for kvm_s390_mem_op->op */
  451. #define KVM_S390_MEMOP_LOGICAL_READ 0
  452. #define KVM_S390_MEMOP_LOGICAL_WRITE 1
  453. #define KVM_S390_MEMOP_SIDA_READ 2
  454. #define KVM_S390_MEMOP_SIDA_WRITE 3
  455. /* flags for kvm_s390_mem_op->flags */
  456. #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
  457. #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
  458. /* for KVM_INTERRUPT */
  459. struct kvm_interrupt {
  460. /* in */
  461. __u32 irq;
  462. };
  463. /* for KVM_GET_DIRTY_LOG */
  464. struct kvm_dirty_log {
  465. __u32 slot;
  466. __u32 padding1;
  467. union {
  468. void *dirty_bitmap; /* one bit per page */
  469. __u64 padding2;
  470. };
  471. };
  472. /* for KVM_CLEAR_DIRTY_LOG */
  473. struct kvm_clear_dirty_log {
  474. __u32 slot;
  475. __u32 num_pages;
  476. __u64 first_page;
  477. union {
  478. void *dirty_bitmap; /* one bit per page */
  479. __u64 padding2;
  480. };
  481. };
  482. /* for KVM_SET_SIGNAL_MASK */
  483. struct kvm_signal_mask {
  484. __u32 len;
  485. __u8 sigset[0];
  486. };
  487. /* for KVM_TPR_ACCESS_REPORTING */
  488. struct kvm_tpr_access_ctl {
  489. __u32 enabled;
  490. __u32 flags;
  491. __u32 reserved[8];
  492. };
  493. /* for KVM_SET_VAPIC_ADDR */
  494. struct kvm_vapic_addr {
  495. __u64 vapic_addr;
  496. };
  497. /* for KVM_SET_MP_STATE */
  498. /* not all states are valid on all architectures */
  499. #define KVM_MP_STATE_RUNNABLE 0
  500. #define KVM_MP_STATE_UNINITIALIZED 1
  501. #define KVM_MP_STATE_INIT_RECEIVED 2
  502. #define KVM_MP_STATE_HALTED 3
  503. #define KVM_MP_STATE_SIPI_RECEIVED 4
  504. #define KVM_MP_STATE_STOPPED 5
  505. #define KVM_MP_STATE_CHECK_STOP 6
  506. #define KVM_MP_STATE_OPERATING 7
  507. #define KVM_MP_STATE_LOAD 8
  508. struct kvm_mp_state {
  509. __u32 mp_state;
  510. };
  511. struct kvm_s390_psw {
  512. __u64 mask;
  513. __u64 addr;
  514. };
  515. /* valid values for type in kvm_s390_interrupt */
  516. #define KVM_S390_SIGP_STOP 0xfffe0000u
  517. #define KVM_S390_PROGRAM_INT 0xfffe0001u
  518. #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
  519. #define KVM_S390_RESTART 0xfffe0003u
  520. #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
  521. #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
  522. #define KVM_S390_MCHK 0xfffe1000u
  523. #define KVM_S390_INT_CLOCK_COMP 0xffff1004u
  524. #define KVM_S390_INT_CPU_TIMER 0xffff1005u
  525. #define KVM_S390_INT_VIRTIO 0xffff2603u
  526. #define KVM_S390_INT_SERVICE 0xffff2401u
  527. #define KVM_S390_INT_EMERGENCY 0xffff1201u
  528. #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
  529. /* Anything below 0xfffe0000u is taken by INT_IO */
  530. #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
  531. (((schid)) | \
  532. ((ssid) << 16) | \
  533. ((cssid) << 18) | \
  534. ((ai) << 26))
  535. #define KVM_S390_INT_IO_MIN 0x00000000u
  536. #define KVM_S390_INT_IO_MAX 0xfffdffffu
  537. #define KVM_S390_INT_IO_AI_MASK 0x04000000u
  538. struct kvm_s390_interrupt {
  539. __u32 type;
  540. __u32 parm;
  541. __u64 parm64;
  542. };
  543. struct kvm_s390_io_info {
  544. __u16 subchannel_id;
  545. __u16 subchannel_nr;
  546. __u32 io_int_parm;
  547. __u32 io_int_word;
  548. };
  549. struct kvm_s390_ext_info {
  550. __u32 ext_params;
  551. __u32 pad;
  552. __u64 ext_params2;
  553. };
  554. struct kvm_s390_pgm_info {
  555. __u64 trans_exc_code;
  556. __u64 mon_code;
  557. __u64 per_address;
  558. __u32 data_exc_code;
  559. __u16 code;
  560. __u16 mon_class_nr;
  561. __u8 per_code;
  562. __u8 per_atmid;
  563. __u8 exc_access_id;
  564. __u8 per_access_id;
  565. __u8 op_access_id;
  566. #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
  567. #define KVM_S390_PGM_FLAGS_ILC_0 0x02
  568. #define KVM_S390_PGM_FLAGS_ILC_1 0x04
  569. #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
  570. #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
  571. __u8 flags;
  572. __u8 pad[2];
  573. };
  574. struct kvm_s390_prefix_info {
  575. __u32 address;
  576. };
  577. struct kvm_s390_extcall_info {
  578. __u16 code;
  579. };
  580. struct kvm_s390_emerg_info {
  581. __u16 code;
  582. };
  583. #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
  584. struct kvm_s390_stop_info {
  585. __u32 flags;
  586. };
  587. struct kvm_s390_mchk_info {
  588. __u64 cr14;
  589. __u64 mcic;
  590. __u64 failing_storage_address;
  591. __u32 ext_damage_code;
  592. __u32 pad;
  593. __u8 fixed_logout[16];
  594. };
  595. struct kvm_s390_irq {
  596. __u64 type;
  597. union {
  598. struct kvm_s390_io_info io;
  599. struct kvm_s390_ext_info ext;
  600. struct kvm_s390_pgm_info pgm;
  601. struct kvm_s390_emerg_info emerg;
  602. struct kvm_s390_extcall_info extcall;
  603. struct kvm_s390_prefix_info prefix;
  604. struct kvm_s390_stop_info stop;
  605. struct kvm_s390_mchk_info mchk;
  606. char reserved[64];
  607. } u;
  608. };
  609. struct kvm_s390_irq_state {
  610. __u64 buf;
  611. __u32 flags; /* will stay unused for compatibility reasons */
  612. __u32 len;
  613. __u32 reserved[4]; /* will stay unused for compatibility reasons */
  614. };
  615. /* for KVM_SET_GUEST_DEBUG */
  616. #define KVM_GUESTDBG_ENABLE 0x00000001
  617. #define KVM_GUESTDBG_SINGLESTEP 0x00000002
  618. struct kvm_guest_debug {
  619. __u32 control;
  620. __u32 pad;
  621. struct kvm_guest_debug_arch arch;
  622. };
  623. enum {
  624. kvm_ioeventfd_flag_nr_datamatch,
  625. kvm_ioeventfd_flag_nr_pio,
  626. kvm_ioeventfd_flag_nr_deassign,
  627. kvm_ioeventfd_flag_nr_virtio_ccw_notify,
  628. kvm_ioeventfd_flag_nr_fast_mmio,
  629. kvm_ioeventfd_flag_nr_max,
  630. };
  631. #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
  632. #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
  633. #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
  634. #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
  635. (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
  636. #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
  637. struct kvm_ioeventfd {
  638. __u64 datamatch;
  639. __u64 addr; /* legal pio/mmio address */
  640. __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
  641. __s32 fd;
  642. __u32 flags;
  643. __u8 pad[36];
  644. };
  645. #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0)
  646. #define KVM_X86_DISABLE_EXITS_HLT (1 << 1)
  647. #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2)
  648. #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3)
  649. #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \
  650. KVM_X86_DISABLE_EXITS_HLT | \
  651. KVM_X86_DISABLE_EXITS_PAUSE | \
  652. KVM_X86_DISABLE_EXITS_CSTATE)
  653. /* for KVM_ENABLE_CAP */
  654. struct kvm_enable_cap {
  655. /* in */
  656. __u32 cap;
  657. __u32 flags;
  658. __u64 args[4];
  659. __u8 pad[64];
  660. };
  661. /* for KVM_PPC_GET_PVINFO */
  662. #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
  663. struct kvm_ppc_pvinfo {
  664. /* out */
  665. __u32 flags;
  666. __u32 hcall[4];
  667. __u8 pad[108];
  668. };
  669. /* for KVM_PPC_GET_SMMU_INFO */
  670. #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
  671. struct kvm_ppc_one_page_size {
  672. __u32 page_shift; /* Page shift (or 0) */
  673. __u32 pte_enc; /* Encoding in the HPTE (>>12) */
  674. };
  675. struct kvm_ppc_one_seg_page_size {
  676. __u32 page_shift; /* Base page shift of segment (or 0) */
  677. __u32 slb_enc; /* SLB encoding for BookS */
  678. struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
  679. };
  680. #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
  681. #define KVM_PPC_1T_SEGMENTS 0x00000002
  682. #define KVM_PPC_NO_HASH 0x00000004
  683. struct kvm_ppc_smmu_info {
  684. __u64 flags;
  685. __u32 slb_size;
  686. __u16 data_keys; /* # storage keys supported for data */
  687. __u16 instr_keys; /* # storage keys supported for instructions */
  688. struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
  689. };
  690. /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
  691. struct kvm_ppc_resize_hpt {
  692. __u64 flags;
  693. __u32 shift;
  694. __u32 pad;
  695. };
  696. #define KVMIO 0xAE
  697. /* machine type bits, to be used as argument to KVM_CREATE_VM */
  698. #define KVM_VM_S390_UCONTROL 1
  699. /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
  700. #define KVM_VM_PPC_HV 1
  701. #define KVM_VM_PPC_PR 2
  702. /* on MIPS, 0 indicates auto, 1 forces VZ ASE, 2 forces trap & emulate */
  703. #define KVM_VM_MIPS_AUTO 0
  704. #define KVM_VM_MIPS_VZ 1
  705. #define KVM_VM_MIPS_TE 2
  706. #define KVM_S390_SIE_PAGE_OFFSET 1
  707. /*
  708. * On arm64, machine type can be used to request the physical
  709. * address size for the VM. Bits[7-0] are reserved for the guest
  710. * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
  711. * value 0 implies the default IPA size, 40bits.
  712. */
  713. #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK 0xffULL
  714. #define KVM_VM_TYPE_ARM_IPA_SIZE(x) \
  715. ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
  716. /*
  717. * ioctls for /dev/kvm fds:
  718. */
  719. #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
  720. #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
  721. #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
  722. #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
  723. /*
  724. * Check if a kvm extension is available. Argument is extension number,
  725. * return is 1 (yes) or 0 (no, sorry).
  726. */
  727. #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
  728. /*
  729. * Get size for mmap(vcpu_fd)
  730. */
  731. #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
  732. #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
  733. #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
  734. #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
  735. #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
  736. #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
  737. #define KVM_GET_MSR_FEATURE_INDEX_LIST _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
  738. /*
  739. * Extension capability list.
  740. */
  741. #define KVM_CAP_IRQCHIP 0
  742. #define KVM_CAP_HLT 1
  743. #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
  744. #define KVM_CAP_USER_MEMORY 3
  745. #define KVM_CAP_SET_TSS_ADDR 4
  746. #define KVM_CAP_VAPIC 6
  747. #define KVM_CAP_EXT_CPUID 7
  748. #define KVM_CAP_CLOCKSOURCE 8
  749. #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
  750. #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
  751. #define KVM_CAP_PIT 11
  752. #define KVM_CAP_NOP_IO_DELAY 12
  753. #define KVM_CAP_PV_MMU 13
  754. #define KVM_CAP_MP_STATE 14
  755. #define KVM_CAP_COALESCED_MMIO 15
  756. #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
  757. #define KVM_CAP_IOMMU 18
  758. /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
  759. #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
  760. #define KVM_CAP_USER_NMI 22
  761. #ifdef __KVM_HAVE_GUEST_DEBUG
  762. #define KVM_CAP_SET_GUEST_DEBUG 23
  763. #endif
  764. #ifdef __KVM_HAVE_PIT
  765. #define KVM_CAP_REINJECT_CONTROL 24
  766. #endif
  767. #define KVM_CAP_IRQ_ROUTING 25
  768. #define KVM_CAP_IRQ_INJECT_STATUS 26
  769. #define KVM_CAP_ASSIGN_DEV_IRQ 29
  770. /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
  771. #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
  772. #ifdef __KVM_HAVE_MCE
  773. #define KVM_CAP_MCE 31
  774. #endif
  775. #define KVM_CAP_IRQFD 32
  776. #ifdef __KVM_HAVE_PIT
  777. #define KVM_CAP_PIT2 33
  778. #endif
  779. #define KVM_CAP_SET_BOOT_CPU_ID 34
  780. #ifdef __KVM_HAVE_PIT_STATE2
  781. #define KVM_CAP_PIT_STATE2 35
  782. #endif
  783. #define KVM_CAP_IOEVENTFD 36
  784. #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
  785. #ifdef __KVM_HAVE_XEN_HVM
  786. #define KVM_CAP_XEN_HVM 38
  787. #endif
  788. #define KVM_CAP_ADJUST_CLOCK 39
  789. #define KVM_CAP_INTERNAL_ERROR_DATA 40
  790. #ifdef __KVM_HAVE_VCPU_EVENTS
  791. #define KVM_CAP_VCPU_EVENTS 41
  792. #endif
  793. #define KVM_CAP_S390_PSW 42
  794. #define KVM_CAP_PPC_SEGSTATE 43
  795. #define KVM_CAP_HYPERV 44
  796. #define KVM_CAP_HYPERV_VAPIC 45
  797. #define KVM_CAP_HYPERV_SPIN 46
  798. #define KVM_CAP_PCI_SEGMENT 47
  799. #define KVM_CAP_PPC_PAIRED_SINGLES 48
  800. #define KVM_CAP_INTR_SHADOW 49
  801. #ifdef __KVM_HAVE_DEBUGREGS
  802. #define KVM_CAP_DEBUGREGS 50
  803. #endif
  804. #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
  805. #define KVM_CAP_PPC_OSI 52
  806. #define KVM_CAP_PPC_UNSET_IRQ 53
  807. #define KVM_CAP_ENABLE_CAP 54
  808. #ifdef __KVM_HAVE_XSAVE
  809. #define KVM_CAP_XSAVE 55
  810. #endif
  811. #ifdef __KVM_HAVE_XCRS
  812. #define KVM_CAP_XCRS 56
  813. #endif
  814. #define KVM_CAP_PPC_GET_PVINFO 57
  815. #define KVM_CAP_PPC_IRQ_LEVEL 58
  816. #define KVM_CAP_ASYNC_PF 59
  817. #define KVM_CAP_TSC_CONTROL 60
  818. #define KVM_CAP_GET_TSC_KHZ 61
  819. #define KVM_CAP_PPC_BOOKE_SREGS 62
  820. #define KVM_CAP_SPAPR_TCE 63
  821. #define KVM_CAP_PPC_SMT 64
  822. #define KVM_CAP_PPC_RMA 65
  823. #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
  824. #define KVM_CAP_PPC_HIOR 67
  825. #define KVM_CAP_PPC_PAPR 68
  826. #define KVM_CAP_SW_TLB 69
  827. #define KVM_CAP_ONE_REG 70
  828. #define KVM_CAP_S390_GMAP 71
  829. #define KVM_CAP_TSC_DEADLINE_TIMER 72
  830. #define KVM_CAP_S390_UCONTROL 73
  831. #define KVM_CAP_SYNC_REGS 74
  832. #define KVM_CAP_PCI_2_3 75
  833. #define KVM_CAP_KVMCLOCK_CTRL 76
  834. #define KVM_CAP_SIGNAL_MSI 77
  835. #define KVM_CAP_PPC_GET_SMMU_INFO 78
  836. #define KVM_CAP_S390_COW 79
  837. #define KVM_CAP_PPC_ALLOC_HTAB 80
  838. #define KVM_CAP_READONLY_MEM 81
  839. #define KVM_CAP_IRQFD_RESAMPLE 82
  840. #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
  841. #define KVM_CAP_PPC_HTAB_FD 84
  842. #define KVM_CAP_S390_CSS_SUPPORT 85
  843. #define KVM_CAP_PPC_EPR 86
  844. #define KVM_CAP_ARM_PSCI 87
  845. #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
  846. #define KVM_CAP_DEVICE_CTRL 89
  847. #define KVM_CAP_IRQ_MPIC 90
  848. #define KVM_CAP_PPC_RTAS 91
  849. #define KVM_CAP_IRQ_XICS 92
  850. #define KVM_CAP_ARM_EL1_32BIT 93
  851. #define KVM_CAP_SPAPR_MULTITCE 94
  852. #define KVM_CAP_EXT_EMUL_CPUID 95
  853. #define KVM_CAP_HYPERV_TIME 96
  854. #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
  855. #define KVM_CAP_ENABLE_CAP_VM 98
  856. #define KVM_CAP_S390_IRQCHIP 99
  857. #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
  858. #define KVM_CAP_VM_ATTRIBUTES 101
  859. #define KVM_CAP_ARM_PSCI_0_2 102
  860. #define KVM_CAP_PPC_FIXUP_HCALL 103
  861. #define KVM_CAP_PPC_ENABLE_HCALL 104
  862. #define KVM_CAP_CHECK_EXTENSION_VM 105
  863. #define KVM_CAP_S390_USER_SIGP 106
  864. #define KVM_CAP_S390_VECTOR_REGISTERS 107
  865. #define KVM_CAP_S390_MEM_OP 108
  866. #define KVM_CAP_S390_USER_STSI 109
  867. #define KVM_CAP_S390_SKEYS 110
  868. #define KVM_CAP_MIPS_FPU 111
  869. #define KVM_CAP_MIPS_MSA 112
  870. #define KVM_CAP_S390_INJECT_IRQ 113
  871. #define KVM_CAP_S390_IRQ_STATE 114
  872. #define KVM_CAP_PPC_HWRNG 115
  873. #define KVM_CAP_DISABLE_QUIRKS 116
  874. #define KVM_CAP_X86_SMM 117
  875. #define KVM_CAP_MULTI_ADDRESS_SPACE 118
  876. #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
  877. #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
  878. #define KVM_CAP_SPLIT_IRQCHIP 121
  879. #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
  880. #define KVM_CAP_HYPERV_SYNIC 123
  881. #define KVM_CAP_S390_RI 124
  882. #define KVM_CAP_SPAPR_TCE_64 125
  883. #define KVM_CAP_ARM_PMU_V3 126
  884. #define KVM_CAP_VCPU_ATTRIBUTES 127
  885. #define KVM_CAP_MAX_VCPU_ID 128
  886. #define KVM_CAP_X2APIC_API 129
  887. #define KVM_CAP_S390_USER_INSTR0 130
  888. #define KVM_CAP_MSI_DEVID 131
  889. #define KVM_CAP_PPC_HTM 132
  890. #define KVM_CAP_SPAPR_RESIZE_HPT 133
  891. #define KVM_CAP_PPC_MMU_RADIX 134
  892. #define KVM_CAP_PPC_MMU_HASH_V3 135
  893. #define KVM_CAP_IMMEDIATE_EXIT 136
  894. #define KVM_CAP_MIPS_VZ 137
  895. #define KVM_CAP_MIPS_TE 138
  896. #define KVM_CAP_MIPS_64BIT 139
  897. #define KVM_CAP_S390_GS 140
  898. #define KVM_CAP_S390_AIS 141
  899. #define KVM_CAP_SPAPR_TCE_VFIO 142
  900. #define KVM_CAP_X86_DISABLE_EXITS 143
  901. #define KVM_CAP_ARM_USER_IRQ 144
  902. #define KVM_CAP_S390_CMMA_MIGRATION 145
  903. #define KVM_CAP_PPC_FWNMI 146
  904. #define KVM_CAP_PPC_SMT_POSSIBLE 147
  905. #define KVM_CAP_HYPERV_SYNIC2 148
  906. #define KVM_CAP_HYPERV_VP_INDEX 149
  907. #define KVM_CAP_S390_AIS_MIGRATION 150
  908. #define KVM_CAP_PPC_GET_CPU_CHAR 151
  909. #define KVM_CAP_S390_BPB 152
  910. #define KVM_CAP_GET_MSR_FEATURES 153
  911. #define KVM_CAP_HYPERV_EVENTFD 154
  912. #define KVM_CAP_HYPERV_TLBFLUSH 155
  913. #define KVM_CAP_S390_HPAGE_1M 156
  914. #define KVM_CAP_NESTED_STATE 157
  915. #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
  916. #define KVM_CAP_MSR_PLATFORM_INFO 159
  917. #define KVM_CAP_PPC_NESTED_HV 160
  918. #define KVM_CAP_HYPERV_SEND_IPI 161
  919. #define KVM_CAP_COALESCED_PIO 162
  920. #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
  921. #define KVM_CAP_EXCEPTION_PAYLOAD 164
  922. #define KVM_CAP_ARM_VM_IPA_SIZE 165
  923. #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
  924. #define KVM_CAP_HYPERV_CPUID 167
  925. #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
  926. #define KVM_CAP_PPC_IRQ_XIVE 169
  927. #define KVM_CAP_ARM_SVE 170
  928. #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
  929. #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
  930. #define KVM_CAP_PMU_EVENT_FILTER 173
  931. #define KVM_CAP_ARM_IRQ_LINE_LAYOUT_2 174
  932. #define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 175
  933. #define KVM_CAP_PPC_GUEST_DEBUG_SSTEP 176
  934. #define KVM_CAP_ARM_NISV_TO_USER 177
  935. #define KVM_CAP_ARM_INJECT_EXT_DABT 178
  936. #define KVM_CAP_S390_VCPU_RESETS 179
  937. #define KVM_CAP_S390_PROTECTED 180
  938. #define KVM_CAP_PPC_SECURE_GUEST 181
  939. #define KVM_CAP_HALT_POLL 182
  940. #define KVM_CAP_ASYNC_PF_INT 183
  941. #define KVM_CAP_LAST_CPU 184
  942. #define KVM_CAP_SMALLER_MAXPHYADDR 185
  943. #define KVM_CAP_S390_DIAG318 186
  944. #define KVM_CAP_STEAL_TIME 187
  945. #ifdef KVM_CAP_IRQ_ROUTING
  946. struct kvm_irq_routing_irqchip {
  947. __u32 irqchip;
  948. __u32 pin;
  949. };
  950. struct kvm_irq_routing_msi {
  951. __u32 address_lo;
  952. __u32 address_hi;
  953. __u32 data;
  954. union {
  955. __u32 pad;
  956. __u32 devid;
  957. };
  958. };
  959. struct kvm_irq_routing_s390_adapter {
  960. __u64 ind_addr;
  961. __u64 summary_addr;
  962. __u64 ind_offset;
  963. __u32 summary_offset;
  964. __u32 adapter_id;
  965. };
  966. struct kvm_irq_routing_hv_sint {
  967. __u32 vcpu;
  968. __u32 sint;
  969. };
  970. /* gsi routing entry types */
  971. #define KVM_IRQ_ROUTING_IRQCHIP 1
  972. #define KVM_IRQ_ROUTING_MSI 2
  973. #define KVM_IRQ_ROUTING_S390_ADAPTER 3
  974. #define KVM_IRQ_ROUTING_HV_SINT 4
  975. struct kvm_irq_routing_entry {
  976. __u32 gsi;
  977. __u32 type;
  978. __u32 flags;
  979. __u32 pad;
  980. union {
  981. struct kvm_irq_routing_irqchip irqchip;
  982. struct kvm_irq_routing_msi msi;
  983. struct kvm_irq_routing_s390_adapter adapter;
  984. struct kvm_irq_routing_hv_sint hv_sint;
  985. __u32 pad[8];
  986. } u;
  987. };
  988. struct kvm_irq_routing {
  989. __u32 nr;
  990. __u32 flags;
  991. struct kvm_irq_routing_entry entries[0];
  992. };
  993. #endif
  994. #ifdef KVM_CAP_MCE
  995. /* x86 MCE */
  996. struct kvm_x86_mce {
  997. __u64 status;
  998. __u64 addr;
  999. __u64 misc;
  1000. __u64 mcg_status;
  1001. __u8 bank;
  1002. __u8 pad1[7];
  1003. __u64 pad2[3];
  1004. };
  1005. #endif
  1006. #ifdef KVM_CAP_XEN_HVM
  1007. struct kvm_xen_hvm_config {
  1008. __u32 flags;
  1009. __u32 msr;
  1010. __u64 blob_addr_32;
  1011. __u64 blob_addr_64;
  1012. __u8 blob_size_32;
  1013. __u8 blob_size_64;
  1014. __u8 pad2[30];
  1015. };
  1016. #endif
  1017. #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
  1018. /*
  1019. * Available with KVM_CAP_IRQFD_RESAMPLE
  1020. *
  1021. * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
  1022. * the irqfd to operate in resampling mode for level triggered interrupt
  1023. * emulation. See Documentation/virt/kvm/api.rst.
  1024. */
  1025. #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
  1026. struct kvm_irqfd {
  1027. __u32 fd;
  1028. __u32 gsi;
  1029. __u32 flags;
  1030. __u32 resamplefd;
  1031. __u8 pad[16];
  1032. };
  1033. /* For KVM_CAP_ADJUST_CLOCK */
  1034. /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
  1035. #define KVM_CLOCK_TSC_STABLE 2
  1036. struct kvm_clock_data {
  1037. __u64 clock;
  1038. __u32 flags;
  1039. __u32 pad[9];
  1040. };
  1041. /* For KVM_CAP_SW_TLB */
  1042. #define KVM_MMU_FSL_BOOKE_NOHV 0
  1043. #define KVM_MMU_FSL_BOOKE_HV 1
  1044. struct kvm_config_tlb {
  1045. __u64 params;
  1046. __u64 array;
  1047. __u32 mmu_type;
  1048. __u32 array_len;
  1049. };
  1050. struct kvm_dirty_tlb {
  1051. __u64 bitmap;
  1052. __u32 num_dirty;
  1053. };
  1054. /* Available with KVM_CAP_ONE_REG */
  1055. #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
  1056. #define KVM_REG_GENERIC 0x0000000000000000ULL
  1057. /*
  1058. * Architecture specific registers are to be defined in arch headers and
  1059. * ORed with the arch identifier.
  1060. */
  1061. #define KVM_REG_PPC 0x1000000000000000ULL
  1062. #define KVM_REG_X86 0x2000000000000000ULL
  1063. #define KVM_REG_IA64 0x3000000000000000ULL
  1064. #define KVM_REG_ARM 0x4000000000000000ULL
  1065. #define KVM_REG_S390 0x5000000000000000ULL
  1066. #define KVM_REG_ARM64 0x6000000000000000ULL
  1067. #define KVM_REG_MIPS 0x7000000000000000ULL
  1068. #define KVM_REG_RISCV 0x8000000000000000ULL
  1069. #define KVM_REG_SIZE_SHIFT 52
  1070. #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
  1071. #define KVM_REG_SIZE_U8 0x0000000000000000ULL
  1072. #define KVM_REG_SIZE_U16 0x0010000000000000ULL
  1073. #define KVM_REG_SIZE_U32 0x0020000000000000ULL
  1074. #define KVM_REG_SIZE_U64 0x0030000000000000ULL
  1075. #define KVM_REG_SIZE_U128 0x0040000000000000ULL
  1076. #define KVM_REG_SIZE_U256 0x0050000000000000ULL
  1077. #define KVM_REG_SIZE_U512 0x0060000000000000ULL
  1078. #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
  1079. #define KVM_REG_SIZE_U2048 0x0080000000000000ULL
  1080. struct kvm_reg_list {
  1081. __u64 n; /* number of regs */
  1082. __u64 reg[0];
  1083. };
  1084. struct kvm_one_reg {
  1085. __u64 id;
  1086. __u64 addr;
  1087. };
  1088. #define KVM_MSI_VALID_DEVID (1U << 0)
  1089. struct kvm_msi {
  1090. __u32 address_lo;
  1091. __u32 address_hi;
  1092. __u32 data;
  1093. __u32 flags;
  1094. __u32 devid;
  1095. __u8 pad[12];
  1096. };
  1097. struct kvm_arm_device_addr {
  1098. __u64 id;
  1099. __u64 addr;
  1100. };
  1101. /*
  1102. * Device control API, available with KVM_CAP_DEVICE_CTRL
  1103. */
  1104. #define KVM_CREATE_DEVICE_TEST 1
  1105. struct kvm_create_device {
  1106. __u32 type; /* in: KVM_DEV_TYPE_xxx */
  1107. __u32 fd; /* out: device handle */
  1108. __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
  1109. };
  1110. struct kvm_device_attr {
  1111. __u32 flags; /* no flags currently defined */
  1112. __u32 group; /* device-defined */
  1113. __u64 attr; /* group-defined */
  1114. __u64 addr; /* userspace address of attr data */
  1115. };
  1116. #define KVM_DEV_VFIO_GROUP 1
  1117. #define KVM_DEV_VFIO_GROUP_ADD 1
  1118. #define KVM_DEV_VFIO_GROUP_DEL 2
  1119. #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
  1120. enum kvm_device_type {
  1121. KVM_DEV_TYPE_FSL_MPIC_20 = 1,
  1122. #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
  1123. KVM_DEV_TYPE_FSL_MPIC_42,
  1124. #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
  1125. KVM_DEV_TYPE_XICS,
  1126. #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
  1127. KVM_DEV_TYPE_VFIO,
  1128. #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
  1129. KVM_DEV_TYPE_ARM_VGIC_V2,
  1130. #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
  1131. KVM_DEV_TYPE_FLIC,
  1132. #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
  1133. KVM_DEV_TYPE_ARM_VGIC_V3,
  1134. #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
  1135. KVM_DEV_TYPE_ARM_VGIC_ITS,
  1136. #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
  1137. KVM_DEV_TYPE_XIVE,
  1138. #define KVM_DEV_TYPE_XIVE KVM_DEV_TYPE_XIVE
  1139. KVM_DEV_TYPE_ARM_PV_TIME,
  1140. #define KVM_DEV_TYPE_ARM_PV_TIME KVM_DEV_TYPE_ARM_PV_TIME
  1141. KVM_DEV_TYPE_MAX,
  1142. };
  1143. struct kvm_vfio_spapr_tce {
  1144. __s32 groupfd;
  1145. __s32 tablefd;
  1146. };
  1147. /*
  1148. * ioctls for VM fds
  1149. */
  1150. #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
  1151. /*
  1152. * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
  1153. * a vcpu fd.
  1154. */
  1155. #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
  1156. #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
  1157. /* KVM_SET_MEMORY_ALIAS is obsolete: */
  1158. #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
  1159. #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
  1160. #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
  1161. #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
  1162. struct kvm_userspace_memory_region)
  1163. #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
  1164. #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
  1165. /* enable ucontrol for s390 */
  1166. struct kvm_s390_ucas_mapping {
  1167. __u64 user_addr;
  1168. __u64 vcpu_addr;
  1169. __u64 length;
  1170. };
  1171. #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
  1172. #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
  1173. #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
  1174. /* Device model IOC */
  1175. #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
  1176. #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
  1177. #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
  1178. #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
  1179. #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
  1180. #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
  1181. #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
  1182. #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
  1183. #define KVM_REGISTER_COALESCED_MMIO \
  1184. _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
  1185. #define KVM_UNREGISTER_COALESCED_MMIO \
  1186. _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
  1187. #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
  1188. struct kvm_assigned_pci_dev)
  1189. #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
  1190. /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
  1191. #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
  1192. #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
  1193. #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
  1194. #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
  1195. struct kvm_assigned_pci_dev)
  1196. #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
  1197. struct kvm_assigned_msix_nr)
  1198. #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
  1199. struct kvm_assigned_msix_entry)
  1200. #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
  1201. #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
  1202. #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
  1203. #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
  1204. #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
  1205. #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
  1206. #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
  1207. #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
  1208. /* Available with KVM_CAP_PIT_STATE2 */
  1209. #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
  1210. #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
  1211. /* Available with KVM_CAP_PPC_GET_PVINFO */
  1212. #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
  1213. /* Available with KVM_CAP_TSC_CONTROL */
  1214. #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
  1215. #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
  1216. /* Available with KVM_CAP_PCI_2_3 */
  1217. #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
  1218. struct kvm_assigned_pci_dev)
  1219. /* Available with KVM_CAP_SIGNAL_MSI */
  1220. #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
  1221. /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
  1222. #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
  1223. /* Available with KVM_CAP_PPC_ALLOC_HTAB */
  1224. #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
  1225. #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
  1226. #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
  1227. struct kvm_create_spapr_tce_64)
  1228. /* Available with KVM_CAP_RMA */
  1229. #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
  1230. /* Available with KVM_CAP_PPC_HTAB_FD */
  1231. #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
  1232. /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
  1233. #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
  1234. /* Available with KVM_CAP_PPC_RTAS */
  1235. #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
  1236. /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
  1237. #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
  1238. #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
  1239. /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
  1240. #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
  1241. /* Available with KVM_CAP_PPC_RADIX_MMU */
  1242. #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
  1243. /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
  1244. #define KVM_PPC_GET_CPU_CHAR _IOR(KVMIO, 0xb1, struct kvm_ppc_cpu_char)
  1245. /* Available with KVM_CAP_PMU_EVENT_FILTER */
  1246. #define KVM_SET_PMU_EVENT_FILTER _IOW(KVMIO, 0xb2, struct kvm_pmu_event_filter)
  1247. #define KVM_PPC_SVM_OFF _IO(KVMIO, 0xb3)
  1248. /* ioctl for vm fd */
  1249. #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
  1250. /* ioctls for fds returned by KVM_CREATE_DEVICE */
  1251. #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
  1252. #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
  1253. #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
  1254. /*
  1255. * ioctls for vcpu fds
  1256. */
  1257. #define KVM_RUN _IO(KVMIO, 0x80)
  1258. #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
  1259. #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
  1260. #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
  1261. #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
  1262. #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
  1263. #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
  1264. /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
  1265. #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
  1266. #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
  1267. #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
  1268. #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
  1269. #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
  1270. #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
  1271. #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
  1272. #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
  1273. #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
  1274. #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
  1275. #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
  1276. /* Available with KVM_CAP_VAPIC */
  1277. #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
  1278. /* Available with KVM_CAP_VAPIC */
  1279. #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
  1280. /* valid for virtual machine (for floating interrupt)_and_ vcpu */
  1281. #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
  1282. /* store status for s390 */
  1283. #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
  1284. #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
  1285. #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
  1286. /* initial ipl psw for s390 */
  1287. #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
  1288. /* initial reset for s390 */
  1289. #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
  1290. #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
  1291. #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
  1292. /* Available with KVM_CAP_USER_NMI */
  1293. #define KVM_NMI _IO(KVMIO, 0x9a)
  1294. /* Available with KVM_CAP_SET_GUEST_DEBUG */
  1295. #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
  1296. /* MCE for x86 */
  1297. #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
  1298. #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
  1299. #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
  1300. /* Available with KVM_CAP_VCPU_EVENTS */
  1301. #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
  1302. #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
  1303. /* Available with KVM_CAP_DEBUGREGS */
  1304. #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
  1305. #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
  1306. /*
  1307. * vcpu version available with KVM_ENABLE_CAP
  1308. * vm version available with KVM_CAP_ENABLE_CAP_VM
  1309. */
  1310. #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
  1311. /* Available with KVM_CAP_XSAVE */
  1312. #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
  1313. #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
  1314. /* Available with KVM_CAP_XCRS */
  1315. #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
  1316. #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
  1317. /* Available with KVM_CAP_SW_TLB */
  1318. #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
  1319. /* Available with KVM_CAP_ONE_REG */
  1320. #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
  1321. #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
  1322. /* VM is being stopped by host */
  1323. #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
  1324. #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
  1325. #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
  1326. #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
  1327. /* Available with KVM_CAP_S390_MEM_OP */
  1328. #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
  1329. /* Available with KVM_CAP_S390_SKEYS */
  1330. #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
  1331. #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
  1332. /* Available with KVM_CAP_S390_INJECT_IRQ */
  1333. #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
  1334. /* Available with KVM_CAP_S390_IRQ_STATE */
  1335. #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
  1336. #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
  1337. /* Available with KVM_CAP_X86_SMM */
  1338. #define KVM_SMI _IO(KVMIO, 0xb7)
  1339. /* Available with KVM_CAP_S390_CMMA_MIGRATION */
  1340. #define KVM_S390_GET_CMMA_BITS _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
  1341. #define KVM_S390_SET_CMMA_BITS _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
  1342. /* Memory Encryption Commands */
  1343. #define KVM_MEMORY_ENCRYPT_OP _IOWR(KVMIO, 0xba, unsigned long)
  1344. struct kvm_enc_region {
  1345. __u64 addr;
  1346. __u64 size;
  1347. };
  1348. #define KVM_MEMORY_ENCRYPT_REG_REGION _IOR(KVMIO, 0xbb, struct kvm_enc_region)
  1349. #define KVM_MEMORY_ENCRYPT_UNREG_REGION _IOR(KVMIO, 0xbc, struct kvm_enc_region)
  1350. /* Available with KVM_CAP_HYPERV_EVENTFD */
  1351. #define KVM_HYPERV_EVENTFD _IOW(KVMIO, 0xbd, struct kvm_hyperv_eventfd)
  1352. /* Available with KVM_CAP_NESTED_STATE */
  1353. #define KVM_GET_NESTED_STATE _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
  1354. #define KVM_SET_NESTED_STATE _IOW(KVMIO, 0xbf, struct kvm_nested_state)
  1355. /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
  1356. #define KVM_CLEAR_DIRTY_LOG _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
  1357. /* Available with KVM_CAP_HYPERV_CPUID */
  1358. #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
  1359. /* Available with KVM_CAP_ARM_SVE */
  1360. #define KVM_ARM_VCPU_FINALIZE _IOW(KVMIO, 0xc2, int)
  1361. /* Available with KVM_CAP_S390_VCPU_RESETS */
  1362. #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3)
  1363. #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4)
  1364. struct kvm_s390_pv_sec_parm {
  1365. __u64 origin;
  1366. __u64 length;
  1367. };
  1368. struct kvm_s390_pv_unp {
  1369. __u64 addr;
  1370. __u64 size;
  1371. __u64 tweak;
  1372. };
  1373. enum pv_cmd_id {
  1374. KVM_PV_ENABLE,
  1375. KVM_PV_DISABLE,
  1376. KVM_PV_SET_SEC_PARMS,
  1377. KVM_PV_UNPACK,
  1378. KVM_PV_VERIFY,
  1379. KVM_PV_PREP_RESET,
  1380. KVM_PV_UNSHARE_ALL,
  1381. };
  1382. struct kvm_pv_cmd {
  1383. __u32 cmd; /* Command to be executed */
  1384. __u16 rc; /* Ultravisor return code */
  1385. __u16 rrc; /* Ultravisor return reason code */
  1386. __u64 data; /* Data or address */
  1387. __u32 flags; /* flags for future extensions. Must be 0 for now */
  1388. __u32 reserved[3];
  1389. };
  1390. /* Available with KVM_CAP_S390_PROTECTED */
  1391. #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd)
  1392. /* Secure Encrypted Virtualization command */
  1393. enum sev_cmd_id {
  1394. /* Guest initialization commands */
  1395. KVM_SEV_INIT = 0,
  1396. KVM_SEV_ES_INIT,
  1397. /* Guest launch commands */
  1398. KVM_SEV_LAUNCH_START,
  1399. KVM_SEV_LAUNCH_UPDATE_DATA,
  1400. KVM_SEV_LAUNCH_UPDATE_VMSA,
  1401. KVM_SEV_LAUNCH_SECRET,
  1402. KVM_SEV_LAUNCH_MEASURE,
  1403. KVM_SEV_LAUNCH_FINISH,
  1404. /* Guest migration commands (outgoing) */
  1405. KVM_SEV_SEND_START,
  1406. KVM_SEV_SEND_UPDATE_DATA,
  1407. KVM_SEV_SEND_UPDATE_VMSA,
  1408. KVM_SEV_SEND_FINISH,
  1409. /* Guest migration commands (incoming) */
  1410. KVM_SEV_RECEIVE_START,
  1411. KVM_SEV_RECEIVE_UPDATE_DATA,
  1412. KVM_SEV_RECEIVE_UPDATE_VMSA,
  1413. KVM_SEV_RECEIVE_FINISH,
  1414. /* Guest status and debug commands */
  1415. KVM_SEV_GUEST_STATUS,
  1416. KVM_SEV_DBG_DECRYPT,
  1417. KVM_SEV_DBG_ENCRYPT,
  1418. /* Guest certificates commands */
  1419. KVM_SEV_CERT_EXPORT,
  1420. KVM_SEV_NR_MAX,
  1421. };
  1422. struct kvm_sev_cmd {
  1423. __u32 id;
  1424. __u64 data;
  1425. __u32 error;
  1426. __u32 sev_fd;
  1427. };
  1428. struct kvm_sev_launch_start {
  1429. __u32 handle;
  1430. __u32 policy;
  1431. __u64 dh_uaddr;
  1432. __u32 dh_len;
  1433. __u64 session_uaddr;
  1434. __u32 session_len;
  1435. };
  1436. struct kvm_sev_launch_update_data {
  1437. __u64 uaddr;
  1438. __u32 len;
  1439. };
  1440. struct kvm_sev_launch_secret {
  1441. __u64 hdr_uaddr;
  1442. __u32 hdr_len;
  1443. __u64 guest_uaddr;
  1444. __u32 guest_len;
  1445. __u64 trans_uaddr;
  1446. __u32 trans_len;
  1447. };
  1448. struct kvm_sev_launch_measure {
  1449. __u64 uaddr;
  1450. __u32 len;
  1451. };
  1452. struct kvm_sev_guest_status {
  1453. __u32 handle;
  1454. __u32 policy;
  1455. __u32 state;
  1456. };
  1457. struct kvm_sev_dbg {
  1458. __u64 src_uaddr;
  1459. __u64 dst_uaddr;
  1460. __u32 len;
  1461. };
  1462. #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
  1463. #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
  1464. #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
  1465. struct kvm_assigned_pci_dev {
  1466. __u32 assigned_dev_id;
  1467. __u32 busnr;
  1468. __u32 devfn;
  1469. __u32 flags;
  1470. __u32 segnr;
  1471. union {
  1472. __u32 reserved[11];
  1473. };
  1474. };
  1475. #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
  1476. #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
  1477. #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
  1478. #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
  1479. #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
  1480. #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
  1481. #define KVM_DEV_IRQ_HOST_MASK 0x00ff
  1482. #define KVM_DEV_IRQ_GUEST_MASK 0xff00
  1483. struct kvm_assigned_irq {
  1484. __u32 assigned_dev_id;
  1485. __u32 host_irq; /* ignored (legacy field) */
  1486. __u32 guest_irq;
  1487. __u32 flags;
  1488. union {
  1489. __u32 reserved[12];
  1490. };
  1491. };
  1492. struct kvm_assigned_msix_nr {
  1493. __u32 assigned_dev_id;
  1494. __u16 entry_nr;
  1495. __u16 padding;
  1496. };
  1497. #define KVM_MAX_MSIX_PER_DEV 256
  1498. struct kvm_assigned_msix_entry {
  1499. __u32 assigned_dev_id;
  1500. __u32 gsi;
  1501. __u16 entry; /* The index of entry in the MSI-X table */
  1502. __u16 padding[3];
  1503. };
  1504. #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
  1505. #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
  1506. /* Available with KVM_CAP_ARM_USER_IRQ */
  1507. /* Bits for run->s.regs.device_irq_level */
  1508. #define KVM_ARM_DEV_EL1_VTIMER (1 << 0)
  1509. #define KVM_ARM_DEV_EL1_PTIMER (1 << 1)
  1510. #define KVM_ARM_DEV_PMU (1 << 2)
  1511. struct kvm_hyperv_eventfd {
  1512. __u32 conn_id;
  1513. __s32 fd;
  1514. __u32 flags;
  1515. __u32 padding[3];
  1516. };
  1517. #define KVM_HYPERV_CONN_ID_MASK 0x00ffffff
  1518. #define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0)
  1519. #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0)
  1520. #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1)
  1521. #endif /* __LINUX_KVM_H */