kvm.h 38 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298129913001301130213031304130513061307130813091310131113121313131413151316131713181319132013211322132313241325132613271328132913301331133213331334133513361337133813391340134113421343134413451346134713481349135013511352135313541355135613571358135913601361136213631364136513661367136813691370137113721373
  1. #ifndef __LINUX_KVM_H
  2. #define __LINUX_KVM_H
  3. /*
  4. * Userspace interface for /dev/kvm - kernel based virtual machine
  5. *
  6. * Note: you must update KVM_API_VERSION if you change this interface.
  7. */
  8. #include <linux/types.h>
  9. #include <linux/compiler.h>
  10. #include <linux/ioctl.h>
  11. #include <asm/kvm.h>
  12. #define KVM_API_VERSION 12
  13. /* *** Deprecated interfaces *** */
  14. #define KVM_TRC_SHIFT 16
  15. #define KVM_TRC_ENTRYEXIT (1 << KVM_TRC_SHIFT)
  16. #define KVM_TRC_HANDLER (1 << (KVM_TRC_SHIFT + 1))
  17. #define KVM_TRC_VMENTRY (KVM_TRC_ENTRYEXIT + 0x01)
  18. #define KVM_TRC_VMEXIT (KVM_TRC_ENTRYEXIT + 0x02)
  19. #define KVM_TRC_PAGE_FAULT (KVM_TRC_HANDLER + 0x01)
  20. #define KVM_TRC_HEAD_SIZE 12
  21. #define KVM_TRC_CYCLE_SIZE 8
  22. #define KVM_TRC_EXTRA_MAX 7
  23. #define KVM_TRC_INJ_VIRQ (KVM_TRC_HANDLER + 0x02)
  24. #define KVM_TRC_REDELIVER_EVT (KVM_TRC_HANDLER + 0x03)
  25. #define KVM_TRC_PEND_INTR (KVM_TRC_HANDLER + 0x04)
  26. #define KVM_TRC_IO_READ (KVM_TRC_HANDLER + 0x05)
  27. #define KVM_TRC_IO_WRITE (KVM_TRC_HANDLER + 0x06)
  28. #define KVM_TRC_CR_READ (KVM_TRC_HANDLER + 0x07)
  29. #define KVM_TRC_CR_WRITE (KVM_TRC_HANDLER + 0x08)
  30. #define KVM_TRC_DR_READ (KVM_TRC_HANDLER + 0x09)
  31. #define KVM_TRC_DR_WRITE (KVM_TRC_HANDLER + 0x0A)
  32. #define KVM_TRC_MSR_READ (KVM_TRC_HANDLER + 0x0B)
  33. #define KVM_TRC_MSR_WRITE (KVM_TRC_HANDLER + 0x0C)
  34. #define KVM_TRC_CPUID (KVM_TRC_HANDLER + 0x0D)
  35. #define KVM_TRC_INTR (KVM_TRC_HANDLER + 0x0E)
  36. #define KVM_TRC_NMI (KVM_TRC_HANDLER + 0x0F)
  37. #define KVM_TRC_VMMCALL (KVM_TRC_HANDLER + 0x10)
  38. #define KVM_TRC_HLT (KVM_TRC_HANDLER + 0x11)
  39. #define KVM_TRC_CLTS (KVM_TRC_HANDLER + 0x12)
  40. #define KVM_TRC_LMSW (KVM_TRC_HANDLER + 0x13)
  41. #define KVM_TRC_APIC_ACCESS (KVM_TRC_HANDLER + 0x14)
  42. #define KVM_TRC_TDP_FAULT (KVM_TRC_HANDLER + 0x15)
  43. #define KVM_TRC_GTLB_WRITE (KVM_TRC_HANDLER + 0x16)
  44. #define KVM_TRC_STLB_WRITE (KVM_TRC_HANDLER + 0x17)
  45. #define KVM_TRC_STLB_INVAL (KVM_TRC_HANDLER + 0x18)
  46. #define KVM_TRC_PPC_INSTR (KVM_TRC_HANDLER + 0x19)
  47. struct kvm_user_trace_setup {
  48. __u32 buf_size;
  49. __u32 buf_nr;
  50. };
  51. #define __KVM_DEPRECATED_MAIN_W_0x06 \
  52. _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
  53. #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
  54. #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
  55. #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
  56. struct kvm_breakpoint {
  57. __u32 enabled;
  58. __u32 padding;
  59. __u64 address;
  60. };
  61. struct kvm_debug_guest {
  62. __u32 enabled;
  63. __u32 pad;
  64. struct kvm_breakpoint breakpoints[4];
  65. __u32 singlestep;
  66. };
  67. #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
  68. /* *** End of deprecated interfaces *** */
  69. /* for KVM_CREATE_MEMORY_REGION */
  70. struct kvm_memory_region {
  71. __u32 slot;
  72. __u32 flags;
  73. __u64 guest_phys_addr;
  74. __u64 memory_size; /* bytes */
  75. };
  76. /* for KVM_SET_USER_MEMORY_REGION */
  77. struct kvm_userspace_memory_region {
  78. __u32 slot;
  79. __u32 flags;
  80. __u64 guest_phys_addr;
  81. __u64 memory_size; /* bytes */
  82. __u64 userspace_addr; /* start of the userspace allocated memory */
  83. };
  84. /*
  85. * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
  86. * other bits are reserved for kvm internal use which are defined in
  87. * include/linux/kvm_host.h.
  88. */
  89. #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
  90. #define KVM_MEM_READONLY (1UL << 1)
  91. /* for KVM_IRQ_LINE */
  92. struct kvm_irq_level {
  93. /*
  94. * ACPI gsi notion of irq.
  95. * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
  96. * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
  97. * For ARM: See Documentation/virtual/kvm/api.txt
  98. */
  99. union {
  100. __u32 irq;
  101. __s32 status;
  102. };
  103. __u32 level;
  104. };
  105. struct kvm_irqchip {
  106. __u32 chip_id;
  107. __u32 pad;
  108. union {
  109. char dummy[512]; /* reserving space */
  110. #ifdef __KVM_HAVE_PIT
  111. struct kvm_pic_state pic;
  112. #endif
  113. #ifdef __KVM_HAVE_IOAPIC
  114. struct kvm_ioapic_state ioapic;
  115. #endif
  116. } chip;
  117. };
  118. /* for KVM_CREATE_PIT2 */
  119. struct kvm_pit_config {
  120. __u32 flags;
  121. __u32 pad[15];
  122. };
  123. #define KVM_PIT_SPEAKER_DUMMY 1
  124. struct kvm_s390_skeys {
  125. __u64 start_gfn;
  126. __u64 count;
  127. __u64 skeydata_addr;
  128. __u32 flags;
  129. __u32 reserved[9];
  130. };
  131. struct kvm_hyperv_exit {
  132. #define KVM_EXIT_HYPERV_SYNIC 1
  133. #define KVM_EXIT_HYPERV_HCALL 2
  134. __u32 type;
  135. union {
  136. struct {
  137. __u32 msr;
  138. __u64 control;
  139. __u64 evt_page;
  140. __u64 msg_page;
  141. } synic;
  142. struct {
  143. __u64 input;
  144. __u64 result;
  145. __u64 params[2];
  146. } hcall;
  147. } u;
  148. };
  149. #define KVM_S390_GET_SKEYS_NONE 1
  150. #define KVM_S390_SKEYS_MAX 1048576
  151. #define KVM_EXIT_UNKNOWN 0
  152. #define KVM_EXIT_EXCEPTION 1
  153. #define KVM_EXIT_IO 2
  154. #define KVM_EXIT_HYPERCALL 3
  155. #define KVM_EXIT_DEBUG 4
  156. #define KVM_EXIT_HLT 5
  157. #define KVM_EXIT_MMIO 6
  158. #define KVM_EXIT_IRQ_WINDOW_OPEN 7
  159. #define KVM_EXIT_SHUTDOWN 8
  160. #define KVM_EXIT_FAIL_ENTRY 9
  161. #define KVM_EXIT_INTR 10
  162. #define KVM_EXIT_SET_TPR 11
  163. #define KVM_EXIT_TPR_ACCESS 12
  164. #define KVM_EXIT_S390_SIEIC 13
  165. #define KVM_EXIT_S390_RESET 14
  166. #define KVM_EXIT_DCR 15 /* deprecated */
  167. #define KVM_EXIT_NMI 16
  168. #define KVM_EXIT_INTERNAL_ERROR 17
  169. #define KVM_EXIT_OSI 18
  170. #define KVM_EXIT_PAPR_HCALL 19
  171. #define KVM_EXIT_S390_UCONTROL 20
  172. #define KVM_EXIT_WATCHDOG 21
  173. #define KVM_EXIT_S390_TSCH 22
  174. #define KVM_EXIT_EPR 23
  175. #define KVM_EXIT_SYSTEM_EVENT 24
  176. #define KVM_EXIT_S390_STSI 25
  177. #define KVM_EXIT_IOAPIC_EOI 26
  178. #define KVM_EXIT_HYPERV 27
  179. /* For KVM_EXIT_INTERNAL_ERROR */
  180. /* Emulate instruction failed. */
  181. #define KVM_INTERNAL_ERROR_EMULATION 1
  182. /* Encounter unexpected simultaneous exceptions. */
  183. #define KVM_INTERNAL_ERROR_SIMUL_EX 2
  184. /* Encounter unexpected vm-exit due to delivery event. */
  185. #define KVM_INTERNAL_ERROR_DELIVERY_EV 3
  186. /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
  187. struct kvm_run {
  188. /* in */
  189. __u8 request_interrupt_window;
  190. __u8 immediate_exit;
  191. __u8 padding1[6];
  192. /* out */
  193. __u32 exit_reason;
  194. __u8 ready_for_interrupt_injection;
  195. __u8 if_flag;
  196. __u16 flags;
  197. /* in (pre_kvm_run), out (post_kvm_run) */
  198. __u64 cr8;
  199. __u64 apic_base;
  200. #ifdef __KVM_S390
  201. /* the processor status word for s390 */
  202. __u64 psw_mask; /* psw upper half */
  203. __u64 psw_addr; /* psw lower half */
  204. #endif
  205. union {
  206. /* KVM_EXIT_UNKNOWN */
  207. struct {
  208. __u64 hardware_exit_reason;
  209. } hw;
  210. /* KVM_EXIT_FAIL_ENTRY */
  211. struct {
  212. __u64 hardware_entry_failure_reason;
  213. } fail_entry;
  214. /* KVM_EXIT_EXCEPTION */
  215. struct {
  216. __u32 exception;
  217. __u32 error_code;
  218. } ex;
  219. /* KVM_EXIT_IO */
  220. struct {
  221. #define KVM_EXIT_IO_IN 0
  222. #define KVM_EXIT_IO_OUT 1
  223. __u8 direction;
  224. __u8 size; /* bytes */
  225. __u16 port;
  226. __u32 count;
  227. __u64 data_offset; /* relative to kvm_run start */
  228. } io;
  229. /* KVM_EXIT_DEBUG */
  230. struct {
  231. struct kvm_debug_exit_arch arch;
  232. } debug;
  233. /* KVM_EXIT_MMIO */
  234. struct {
  235. __u64 phys_addr;
  236. __u8 data[8];
  237. __u32 len;
  238. __u8 is_write;
  239. } mmio;
  240. /* KVM_EXIT_HYPERCALL */
  241. struct {
  242. __u64 nr;
  243. __u64 args[6];
  244. __u64 ret;
  245. __u32 longmode;
  246. __u32 pad;
  247. } hypercall;
  248. /* KVM_EXIT_TPR_ACCESS */
  249. struct {
  250. __u64 rip;
  251. __u32 is_write;
  252. __u32 pad;
  253. } tpr_access;
  254. /* KVM_EXIT_S390_SIEIC */
  255. struct {
  256. __u8 icptcode;
  257. __u16 ipa;
  258. __u32 ipb;
  259. } s390_sieic;
  260. /* KVM_EXIT_S390_RESET */
  261. #define KVM_S390_RESET_POR 1
  262. #define KVM_S390_RESET_CLEAR 2
  263. #define KVM_S390_RESET_SUBSYSTEM 4
  264. #define KVM_S390_RESET_CPU_INIT 8
  265. #define KVM_S390_RESET_IPL 16
  266. __u64 s390_reset_flags;
  267. /* KVM_EXIT_S390_UCONTROL */
  268. struct {
  269. __u64 trans_exc_code;
  270. __u32 pgm_code;
  271. } s390_ucontrol;
  272. /* KVM_EXIT_DCR (deprecated) */
  273. struct {
  274. __u32 dcrn;
  275. __u32 data;
  276. __u8 is_write;
  277. } dcr;
  278. /* KVM_EXIT_INTERNAL_ERROR */
  279. struct {
  280. __u32 suberror;
  281. /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
  282. __u32 ndata;
  283. __u64 data[16];
  284. } internal;
  285. /* KVM_EXIT_OSI */
  286. struct {
  287. __u64 gprs[32];
  288. } osi;
  289. /* KVM_EXIT_PAPR_HCALL */
  290. struct {
  291. __u64 nr;
  292. __u64 ret;
  293. __u64 args[9];
  294. } papr_hcall;
  295. /* KVM_EXIT_S390_TSCH */
  296. struct {
  297. __u16 subchannel_id;
  298. __u16 subchannel_nr;
  299. __u32 io_int_parm;
  300. __u32 io_int_word;
  301. __u32 ipb;
  302. __u8 dequeued;
  303. } s390_tsch;
  304. /* KVM_EXIT_EPR */
  305. struct {
  306. __u32 epr;
  307. } epr;
  308. /* KVM_EXIT_SYSTEM_EVENT */
  309. struct {
  310. #define KVM_SYSTEM_EVENT_SHUTDOWN 1
  311. #define KVM_SYSTEM_EVENT_RESET 2
  312. #define KVM_SYSTEM_EVENT_CRASH 3
  313. __u32 type;
  314. __u64 flags;
  315. } system_event;
  316. /* KVM_EXIT_S390_STSI */
  317. struct {
  318. __u64 addr;
  319. __u8 ar;
  320. __u8 reserved;
  321. __u8 fc;
  322. __u8 sel1;
  323. __u16 sel2;
  324. } s390_stsi;
  325. /* KVM_EXIT_IOAPIC_EOI */
  326. struct {
  327. __u8 vector;
  328. } eoi;
  329. /* KVM_EXIT_HYPERV */
  330. struct kvm_hyperv_exit hyperv;
  331. /* Fix the size of the union. */
  332. char padding[256];
  333. };
  334. /*
  335. * shared registers between kvm and userspace.
  336. * kvm_valid_regs specifies the register classes set by the host
  337. * kvm_dirty_regs specified the register classes dirtied by userspace
  338. * struct kvm_sync_regs is architecture specific, as well as the
  339. * bits for kvm_valid_regs and kvm_dirty_regs
  340. */
  341. __u64 kvm_valid_regs;
  342. __u64 kvm_dirty_regs;
  343. union {
  344. struct kvm_sync_regs regs;
  345. char padding[2048];
  346. } s;
  347. };
  348. /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
  349. struct kvm_coalesced_mmio_zone {
  350. __u64 addr;
  351. __u32 size;
  352. __u32 pad;
  353. };
  354. struct kvm_coalesced_mmio {
  355. __u64 phys_addr;
  356. __u32 len;
  357. __u32 pad;
  358. __u8 data[8];
  359. };
  360. struct kvm_coalesced_mmio_ring {
  361. __u32 first, last;
  362. struct kvm_coalesced_mmio coalesced_mmio[0];
  363. };
  364. #define KVM_COALESCED_MMIO_MAX \
  365. ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
  366. sizeof(struct kvm_coalesced_mmio))
  367. /* for KVM_TRANSLATE */
  368. struct kvm_translation {
  369. /* in */
  370. __u64 linear_address;
  371. /* out */
  372. __u64 physical_address;
  373. __u8 valid;
  374. __u8 writeable;
  375. __u8 usermode;
  376. __u8 pad[5];
  377. };
  378. /* for KVM_S390_MEM_OP */
  379. struct kvm_s390_mem_op {
  380. /* in */
  381. __u64 gaddr; /* the guest address */
  382. __u64 flags; /* flags */
  383. __u32 size; /* amount of bytes */
  384. __u32 op; /* type of operation */
  385. __u64 buf; /* buffer in userspace */
  386. __u8 ar; /* the access register number */
  387. __u8 reserved[31]; /* should be set to 0 */
  388. };
  389. /* types for kvm_s390_mem_op->op */
  390. #define KVM_S390_MEMOP_LOGICAL_READ 0
  391. #define KVM_S390_MEMOP_LOGICAL_WRITE 1
  392. /* flags for kvm_s390_mem_op->flags */
  393. #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0)
  394. #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1)
  395. /* for KVM_INTERRUPT */
  396. struct kvm_interrupt {
  397. /* in */
  398. __u32 irq;
  399. };
  400. /* for KVM_GET_DIRTY_LOG */
  401. struct kvm_dirty_log {
  402. __u32 slot;
  403. __u32 padding1;
  404. union {
  405. void __user *dirty_bitmap; /* one bit per page */
  406. __u64 padding2;
  407. };
  408. };
  409. /* for KVM_SET_SIGNAL_MASK */
  410. struct kvm_signal_mask {
  411. __u32 len;
  412. __u8 sigset[0];
  413. };
  414. /* for KVM_TPR_ACCESS_REPORTING */
  415. struct kvm_tpr_access_ctl {
  416. __u32 enabled;
  417. __u32 flags;
  418. __u32 reserved[8];
  419. };
  420. /* for KVM_SET_VAPIC_ADDR */
  421. struct kvm_vapic_addr {
  422. __u64 vapic_addr;
  423. };
  424. /* for KVM_SET_MP_STATE */
  425. /* not all states are valid on all architectures */
  426. #define KVM_MP_STATE_RUNNABLE 0
  427. #define KVM_MP_STATE_UNINITIALIZED 1
  428. #define KVM_MP_STATE_INIT_RECEIVED 2
  429. #define KVM_MP_STATE_HALTED 3
  430. #define KVM_MP_STATE_SIPI_RECEIVED 4
  431. #define KVM_MP_STATE_STOPPED 5
  432. #define KVM_MP_STATE_CHECK_STOP 6
  433. #define KVM_MP_STATE_OPERATING 7
  434. #define KVM_MP_STATE_LOAD 8
  435. struct kvm_mp_state {
  436. __u32 mp_state;
  437. };
  438. struct kvm_s390_psw {
  439. __u64 mask;
  440. __u64 addr;
  441. };
  442. /* valid values for type in kvm_s390_interrupt */
  443. #define KVM_S390_SIGP_STOP 0xfffe0000u
  444. #define KVM_S390_PROGRAM_INT 0xfffe0001u
  445. #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u
  446. #define KVM_S390_RESTART 0xfffe0003u
  447. #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u
  448. #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u
  449. #define KVM_S390_MCHK 0xfffe1000u
  450. #define KVM_S390_INT_CLOCK_COMP 0xffff1004u
  451. #define KVM_S390_INT_CPU_TIMER 0xffff1005u
  452. #define KVM_S390_INT_VIRTIO 0xffff2603u
  453. #define KVM_S390_INT_SERVICE 0xffff2401u
  454. #define KVM_S390_INT_EMERGENCY 0xffff1201u
  455. #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u
  456. /* Anything below 0xfffe0000u is taken by INT_IO */
  457. #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \
  458. (((schid)) | \
  459. ((ssid) << 16) | \
  460. ((cssid) << 18) | \
  461. ((ai) << 26))
  462. #define KVM_S390_INT_IO_MIN 0x00000000u
  463. #define KVM_S390_INT_IO_MAX 0xfffdffffu
  464. #define KVM_S390_INT_IO_AI_MASK 0x04000000u
  465. struct kvm_s390_interrupt {
  466. __u32 type;
  467. __u32 parm;
  468. __u64 parm64;
  469. };
  470. struct kvm_s390_io_info {
  471. __u16 subchannel_id;
  472. __u16 subchannel_nr;
  473. __u32 io_int_parm;
  474. __u32 io_int_word;
  475. };
  476. struct kvm_s390_ext_info {
  477. __u32 ext_params;
  478. __u32 pad;
  479. __u64 ext_params2;
  480. };
  481. struct kvm_s390_pgm_info {
  482. __u64 trans_exc_code;
  483. __u64 mon_code;
  484. __u64 per_address;
  485. __u32 data_exc_code;
  486. __u16 code;
  487. __u16 mon_class_nr;
  488. __u8 per_code;
  489. __u8 per_atmid;
  490. __u8 exc_access_id;
  491. __u8 per_access_id;
  492. __u8 op_access_id;
  493. #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01
  494. #define KVM_S390_PGM_FLAGS_ILC_0 0x02
  495. #define KVM_S390_PGM_FLAGS_ILC_1 0x04
  496. #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06
  497. #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08
  498. __u8 flags;
  499. __u8 pad[2];
  500. };
  501. struct kvm_s390_prefix_info {
  502. __u32 address;
  503. };
  504. struct kvm_s390_extcall_info {
  505. __u16 code;
  506. };
  507. struct kvm_s390_emerg_info {
  508. __u16 code;
  509. };
  510. #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
  511. struct kvm_s390_stop_info {
  512. __u32 flags;
  513. };
  514. struct kvm_s390_mchk_info {
  515. __u64 cr14;
  516. __u64 mcic;
  517. __u64 failing_storage_address;
  518. __u32 ext_damage_code;
  519. __u32 pad;
  520. __u8 fixed_logout[16];
  521. };
  522. struct kvm_s390_irq {
  523. __u64 type;
  524. union {
  525. struct kvm_s390_io_info io;
  526. struct kvm_s390_ext_info ext;
  527. struct kvm_s390_pgm_info pgm;
  528. struct kvm_s390_emerg_info emerg;
  529. struct kvm_s390_extcall_info extcall;
  530. struct kvm_s390_prefix_info prefix;
  531. struct kvm_s390_stop_info stop;
  532. struct kvm_s390_mchk_info mchk;
  533. char reserved[64];
  534. } u;
  535. };
  536. struct kvm_s390_irq_state {
  537. __u64 buf;
  538. __u32 flags;
  539. __u32 len;
  540. __u32 reserved[4];
  541. };
  542. /* for KVM_SET_GUEST_DEBUG */
  543. #define KVM_GUESTDBG_ENABLE 0x00000001
  544. #define KVM_GUESTDBG_SINGLESTEP 0x00000002
  545. struct kvm_guest_debug {
  546. __u32 control;
  547. __u32 pad;
  548. struct kvm_guest_debug_arch arch;
  549. };
  550. enum {
  551. kvm_ioeventfd_flag_nr_datamatch,
  552. kvm_ioeventfd_flag_nr_pio,
  553. kvm_ioeventfd_flag_nr_deassign,
  554. kvm_ioeventfd_flag_nr_virtio_ccw_notify,
  555. kvm_ioeventfd_flag_nr_fast_mmio,
  556. kvm_ioeventfd_flag_nr_max,
  557. };
  558. #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
  559. #define KVM_IOEVENTFD_FLAG_PIO (1 << kvm_ioeventfd_flag_nr_pio)
  560. #define KVM_IOEVENTFD_FLAG_DEASSIGN (1 << kvm_ioeventfd_flag_nr_deassign)
  561. #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
  562. (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
  563. #define KVM_IOEVENTFD_VALID_FLAG_MASK ((1 << kvm_ioeventfd_flag_nr_max) - 1)
  564. struct kvm_ioeventfd {
  565. __u64 datamatch;
  566. __u64 addr; /* legal pio/mmio address */
  567. __u32 len; /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
  568. __s32 fd;
  569. __u32 flags;
  570. __u8 pad[36];
  571. };
  572. /* for KVM_ENABLE_CAP */
  573. struct kvm_enable_cap {
  574. /* in */
  575. __u32 cap;
  576. __u32 flags;
  577. __u64 args[4];
  578. __u8 pad[64];
  579. };
  580. /* for KVM_PPC_GET_PVINFO */
  581. #define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0)
  582. struct kvm_ppc_pvinfo {
  583. /* out */
  584. __u32 flags;
  585. __u32 hcall[4];
  586. __u8 pad[108];
  587. };
  588. /* for KVM_PPC_GET_SMMU_INFO */
  589. #define KVM_PPC_PAGE_SIZES_MAX_SZ 8
  590. struct kvm_ppc_one_page_size {
  591. __u32 page_shift; /* Page shift (or 0) */
  592. __u32 pte_enc; /* Encoding in the HPTE (>>12) */
  593. };
  594. struct kvm_ppc_one_seg_page_size {
  595. __u32 page_shift; /* Base page shift of segment (or 0) */
  596. __u32 slb_enc; /* SLB encoding for BookS */
  597. struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
  598. };
  599. #define KVM_PPC_PAGE_SIZES_REAL 0x00000001
  600. #define KVM_PPC_1T_SEGMENTS 0x00000002
  601. struct kvm_ppc_smmu_info {
  602. __u64 flags;
  603. __u32 slb_size;
  604. __u32 pad;
  605. struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
  606. };
  607. /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
  608. struct kvm_ppc_resize_hpt {
  609. __u64 flags;
  610. __u32 shift;
  611. __u32 pad;
  612. };
  613. #define KVMIO 0xAE
  614. /* machine type bits, to be used as argument to KVM_CREATE_VM */
  615. #define KVM_VM_S390_UCONTROL 1
  616. /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
  617. #define KVM_VM_PPC_HV 1
  618. #define KVM_VM_PPC_PR 2
  619. /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
  620. #define KVM_VM_MIPS_TE 0
  621. #define KVM_VM_MIPS_VZ 1
  622. #define KVM_S390_SIE_PAGE_OFFSET 1
  623. /*
  624. * ioctls for /dev/kvm fds:
  625. */
  626. #define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
  627. #define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
  628. #define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
  629. #define KVM_S390_ENABLE_SIE _IO(KVMIO, 0x06)
  630. /*
  631. * Check if a kvm extension is available. Argument is extension number,
  632. * return is 1 (yes) or 0 (no, sorry).
  633. */
  634. #define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
  635. /*
  636. * Get size for mmap(vcpu_fd)
  637. */
  638. #define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
  639. #define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
  640. #define KVM_TRACE_ENABLE __KVM_DEPRECATED_MAIN_W_0x06
  641. #define KVM_TRACE_PAUSE __KVM_DEPRECATED_MAIN_0x07
  642. #define KVM_TRACE_DISABLE __KVM_DEPRECATED_MAIN_0x08
  643. #define KVM_GET_EMULATED_CPUID _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
  644. /*
  645. * Extension capability list.
  646. */
  647. #define KVM_CAP_IRQCHIP 0
  648. #define KVM_CAP_HLT 1
  649. #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
  650. #define KVM_CAP_USER_MEMORY 3
  651. #define KVM_CAP_SET_TSS_ADDR 4
  652. #define KVM_CAP_VAPIC 6
  653. #define KVM_CAP_EXT_CPUID 7
  654. #define KVM_CAP_CLOCKSOURCE 8
  655. #define KVM_CAP_NR_VCPUS 9 /* returns recommended max vcpus per vm */
  656. #define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
  657. #define KVM_CAP_PIT 11
  658. #define KVM_CAP_NOP_IO_DELAY 12
  659. #define KVM_CAP_PV_MMU 13
  660. #define KVM_CAP_MP_STATE 14
  661. #define KVM_CAP_COALESCED_MMIO 15
  662. #define KVM_CAP_SYNC_MMU 16 /* Changes to host mmap are reflected in guest */
  663. #define KVM_CAP_IOMMU 18
  664. /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
  665. #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
  666. #define KVM_CAP_USER_NMI 22
  667. #ifdef __KVM_HAVE_GUEST_DEBUG
  668. #define KVM_CAP_SET_GUEST_DEBUG 23
  669. #endif
  670. #ifdef __KVM_HAVE_PIT
  671. #define KVM_CAP_REINJECT_CONTROL 24
  672. #endif
  673. #define KVM_CAP_IRQ_ROUTING 25
  674. #define KVM_CAP_IRQ_INJECT_STATUS 26
  675. #define KVM_CAP_ASSIGN_DEV_IRQ 29
  676. /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
  677. #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
  678. #ifdef __KVM_HAVE_MCE
  679. #define KVM_CAP_MCE 31
  680. #endif
  681. #define KVM_CAP_IRQFD 32
  682. #ifdef __KVM_HAVE_PIT
  683. #define KVM_CAP_PIT2 33
  684. #endif
  685. #define KVM_CAP_SET_BOOT_CPU_ID 34
  686. #ifdef __KVM_HAVE_PIT_STATE2
  687. #define KVM_CAP_PIT_STATE2 35
  688. #endif
  689. #define KVM_CAP_IOEVENTFD 36
  690. #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
  691. #ifdef __KVM_HAVE_XEN_HVM
  692. #define KVM_CAP_XEN_HVM 38
  693. #endif
  694. #define KVM_CAP_ADJUST_CLOCK 39
  695. #define KVM_CAP_INTERNAL_ERROR_DATA 40
  696. #ifdef __KVM_HAVE_VCPU_EVENTS
  697. #define KVM_CAP_VCPU_EVENTS 41
  698. #endif
  699. #define KVM_CAP_S390_PSW 42
  700. #define KVM_CAP_PPC_SEGSTATE 43
  701. #define KVM_CAP_HYPERV 44
  702. #define KVM_CAP_HYPERV_VAPIC 45
  703. #define KVM_CAP_HYPERV_SPIN 46
  704. #define KVM_CAP_PCI_SEGMENT 47
  705. #define KVM_CAP_PPC_PAIRED_SINGLES 48
  706. #define KVM_CAP_INTR_SHADOW 49
  707. #ifdef __KVM_HAVE_DEBUGREGS
  708. #define KVM_CAP_DEBUGREGS 50
  709. #endif
  710. #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
  711. #define KVM_CAP_PPC_OSI 52
  712. #define KVM_CAP_PPC_UNSET_IRQ 53
  713. #define KVM_CAP_ENABLE_CAP 54
  714. #ifdef __KVM_HAVE_XSAVE
  715. #define KVM_CAP_XSAVE 55
  716. #endif
  717. #ifdef __KVM_HAVE_XCRS
  718. #define KVM_CAP_XCRS 56
  719. #endif
  720. #define KVM_CAP_PPC_GET_PVINFO 57
  721. #define KVM_CAP_PPC_IRQ_LEVEL 58
  722. #define KVM_CAP_ASYNC_PF 59
  723. #define KVM_CAP_TSC_CONTROL 60
  724. #define KVM_CAP_GET_TSC_KHZ 61
  725. #define KVM_CAP_PPC_BOOKE_SREGS 62
  726. #define KVM_CAP_SPAPR_TCE 63
  727. #define KVM_CAP_PPC_SMT 64
  728. #define KVM_CAP_PPC_RMA 65
  729. #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */
  730. #define KVM_CAP_PPC_HIOR 67
  731. #define KVM_CAP_PPC_PAPR 68
  732. #define KVM_CAP_SW_TLB 69
  733. #define KVM_CAP_ONE_REG 70
  734. #define KVM_CAP_S390_GMAP 71
  735. #define KVM_CAP_TSC_DEADLINE_TIMER 72
  736. #define KVM_CAP_S390_UCONTROL 73
  737. #define KVM_CAP_SYNC_REGS 74
  738. #define KVM_CAP_PCI_2_3 75
  739. #define KVM_CAP_KVMCLOCK_CTRL 76
  740. #define KVM_CAP_SIGNAL_MSI 77
  741. #define KVM_CAP_PPC_GET_SMMU_INFO 78
  742. #define KVM_CAP_S390_COW 79
  743. #define KVM_CAP_PPC_ALLOC_HTAB 80
  744. #define KVM_CAP_READONLY_MEM 81
  745. #define KVM_CAP_IRQFD_RESAMPLE 82
  746. #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
  747. #define KVM_CAP_PPC_HTAB_FD 84
  748. #define KVM_CAP_S390_CSS_SUPPORT 85
  749. #define KVM_CAP_PPC_EPR 86
  750. #define KVM_CAP_ARM_PSCI 87
  751. #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
  752. #define KVM_CAP_DEVICE_CTRL 89
  753. #define KVM_CAP_IRQ_MPIC 90
  754. #define KVM_CAP_PPC_RTAS 91
  755. #define KVM_CAP_IRQ_XICS 92
  756. #define KVM_CAP_ARM_EL1_32BIT 93
  757. #define KVM_CAP_SPAPR_MULTITCE 94
  758. #define KVM_CAP_EXT_EMUL_CPUID 95
  759. #define KVM_CAP_HYPERV_TIME 96
  760. #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
  761. #define KVM_CAP_ENABLE_CAP_VM 98
  762. #define KVM_CAP_S390_IRQCHIP 99
  763. #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
  764. #define KVM_CAP_VM_ATTRIBUTES 101
  765. #define KVM_CAP_ARM_PSCI_0_2 102
  766. #define KVM_CAP_PPC_FIXUP_HCALL 103
  767. #define KVM_CAP_PPC_ENABLE_HCALL 104
  768. #define KVM_CAP_CHECK_EXTENSION_VM 105
  769. #define KVM_CAP_S390_USER_SIGP 106
  770. #define KVM_CAP_S390_VECTOR_REGISTERS 107
  771. #define KVM_CAP_S390_MEM_OP 108
  772. #define KVM_CAP_S390_USER_STSI 109
  773. #define KVM_CAP_S390_SKEYS 110
  774. #define KVM_CAP_MIPS_FPU 111
  775. #define KVM_CAP_MIPS_MSA 112
  776. #define KVM_CAP_S390_INJECT_IRQ 113
  777. #define KVM_CAP_S390_IRQ_STATE 114
  778. #define KVM_CAP_PPC_HWRNG 115
  779. #define KVM_CAP_DISABLE_QUIRKS 116
  780. #define KVM_CAP_X86_SMM 117
  781. #define KVM_CAP_MULTI_ADDRESS_SPACE 118
  782. #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
  783. #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
  784. #define KVM_CAP_SPLIT_IRQCHIP 121
  785. #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
  786. #define KVM_CAP_HYPERV_SYNIC 123
  787. #define KVM_CAP_S390_RI 124
  788. #define KVM_CAP_SPAPR_TCE_64 125
  789. #define KVM_CAP_ARM_PMU_V3 126
  790. #define KVM_CAP_VCPU_ATTRIBUTES 127
  791. #define KVM_CAP_MAX_VCPU_ID 128
  792. #define KVM_CAP_X2APIC_API 129
  793. #define KVM_CAP_S390_USER_INSTR0 130
  794. #define KVM_CAP_MSI_DEVID 131
  795. #define KVM_CAP_PPC_HTM 132
  796. #define KVM_CAP_SPAPR_RESIZE_HPT 133
  797. #define KVM_CAP_PPC_MMU_RADIX 134
  798. #define KVM_CAP_PPC_MMU_HASH_V3 135
  799. #define KVM_CAP_IMMEDIATE_EXIT 136
  800. #define KVM_CAP_MIPS_VZ 137
  801. #define KVM_CAP_MIPS_TE 138
  802. #define KVM_CAP_MIPS_64BIT 139
  803. #define KVM_CAP_S390_GS 140
  804. #define KVM_CAP_S390_AIS 141
  805. #define KVM_CAP_SPAPR_TCE_VFIO 142
  806. #ifdef KVM_CAP_IRQ_ROUTING
  807. struct kvm_irq_routing_irqchip {
  808. __u32 irqchip;
  809. __u32 pin;
  810. };
  811. struct kvm_irq_routing_msi {
  812. __u32 address_lo;
  813. __u32 address_hi;
  814. __u32 data;
  815. union {
  816. __u32 pad;
  817. __u32 devid;
  818. };
  819. };
  820. struct kvm_irq_routing_s390_adapter {
  821. __u64 ind_addr;
  822. __u64 summary_addr;
  823. __u64 ind_offset;
  824. __u32 summary_offset;
  825. __u32 adapter_id;
  826. };
  827. struct kvm_irq_routing_hv_sint {
  828. __u32 vcpu;
  829. __u32 sint;
  830. };
  831. /* gsi routing entry types */
  832. #define KVM_IRQ_ROUTING_IRQCHIP 1
  833. #define KVM_IRQ_ROUTING_MSI 2
  834. #define KVM_IRQ_ROUTING_S390_ADAPTER 3
  835. #define KVM_IRQ_ROUTING_HV_SINT 4
  836. struct kvm_irq_routing_entry {
  837. __u32 gsi;
  838. __u32 type;
  839. __u32 flags;
  840. __u32 pad;
  841. union {
  842. struct kvm_irq_routing_irqchip irqchip;
  843. struct kvm_irq_routing_msi msi;
  844. struct kvm_irq_routing_s390_adapter adapter;
  845. struct kvm_irq_routing_hv_sint hv_sint;
  846. __u32 pad[8];
  847. } u;
  848. };
  849. struct kvm_irq_routing {
  850. __u32 nr;
  851. __u32 flags;
  852. struct kvm_irq_routing_entry entries[0];
  853. };
  854. #endif
  855. #ifdef KVM_CAP_MCE
  856. /* x86 MCE */
  857. struct kvm_x86_mce {
  858. __u64 status;
  859. __u64 addr;
  860. __u64 misc;
  861. __u64 mcg_status;
  862. __u8 bank;
  863. __u8 pad1[7];
  864. __u64 pad2[3];
  865. };
  866. #endif
  867. #ifdef KVM_CAP_XEN_HVM
  868. struct kvm_xen_hvm_config {
  869. __u32 flags;
  870. __u32 msr;
  871. __u64 blob_addr_32;
  872. __u64 blob_addr_64;
  873. __u8 blob_size_32;
  874. __u8 blob_size_64;
  875. __u8 pad2[30];
  876. };
  877. #endif
  878. #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
  879. /*
  880. * Available with KVM_CAP_IRQFD_RESAMPLE
  881. *
  882. * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
  883. * the irqfd to operate in resampling mode for level triggered interrupt
  884. * emulation. See Documentation/virtual/kvm/api.txt.
  885. */
  886. #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
  887. struct kvm_irqfd {
  888. __u32 fd;
  889. __u32 gsi;
  890. __u32 flags;
  891. __u32 resamplefd;
  892. __u8 pad[16];
  893. };
  894. /* For KVM_CAP_ADJUST_CLOCK */
  895. /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags. */
  896. #define KVM_CLOCK_TSC_STABLE 2
  897. struct kvm_clock_data {
  898. __u64 clock;
  899. __u32 flags;
  900. __u32 pad[9];
  901. };
  902. /* For KVM_CAP_SW_TLB */
  903. #define KVM_MMU_FSL_BOOKE_NOHV 0
  904. #define KVM_MMU_FSL_BOOKE_HV 1
  905. struct kvm_config_tlb {
  906. __u64 params;
  907. __u64 array;
  908. __u32 mmu_type;
  909. __u32 array_len;
  910. };
  911. struct kvm_dirty_tlb {
  912. __u64 bitmap;
  913. __u32 num_dirty;
  914. };
  915. /* Available with KVM_CAP_ONE_REG */
  916. #define KVM_REG_ARCH_MASK 0xff00000000000000ULL
  917. #define KVM_REG_GENERIC 0x0000000000000000ULL
  918. /*
  919. * Architecture specific registers are to be defined in arch headers and
  920. * ORed with the arch identifier.
  921. */
  922. #define KVM_REG_PPC 0x1000000000000000ULL
  923. #define KVM_REG_X86 0x2000000000000000ULL
  924. #define KVM_REG_IA64 0x3000000000000000ULL
  925. #define KVM_REG_ARM 0x4000000000000000ULL
  926. #define KVM_REG_S390 0x5000000000000000ULL
  927. #define KVM_REG_ARM64 0x6000000000000000ULL
  928. #define KVM_REG_MIPS 0x7000000000000000ULL
  929. #define KVM_REG_SIZE_SHIFT 52
  930. #define KVM_REG_SIZE_MASK 0x00f0000000000000ULL
  931. #define KVM_REG_SIZE_U8 0x0000000000000000ULL
  932. #define KVM_REG_SIZE_U16 0x0010000000000000ULL
  933. #define KVM_REG_SIZE_U32 0x0020000000000000ULL
  934. #define KVM_REG_SIZE_U64 0x0030000000000000ULL
  935. #define KVM_REG_SIZE_U128 0x0040000000000000ULL
  936. #define KVM_REG_SIZE_U256 0x0050000000000000ULL
  937. #define KVM_REG_SIZE_U512 0x0060000000000000ULL
  938. #define KVM_REG_SIZE_U1024 0x0070000000000000ULL
  939. struct kvm_reg_list {
  940. __u64 n; /* number of regs */
  941. __u64 reg[0];
  942. };
  943. struct kvm_one_reg {
  944. __u64 id;
  945. __u64 addr;
  946. };
  947. #define KVM_MSI_VALID_DEVID (1U << 0)
  948. struct kvm_msi {
  949. __u32 address_lo;
  950. __u32 address_hi;
  951. __u32 data;
  952. __u32 flags;
  953. __u32 devid;
  954. __u8 pad[12];
  955. };
  956. struct kvm_arm_device_addr {
  957. __u64 id;
  958. __u64 addr;
  959. };
  960. /*
  961. * Device control API, available with KVM_CAP_DEVICE_CTRL
  962. */
  963. #define KVM_CREATE_DEVICE_TEST 1
  964. struct kvm_create_device {
  965. __u32 type; /* in: KVM_DEV_TYPE_xxx */
  966. __u32 fd; /* out: device handle */
  967. __u32 flags; /* in: KVM_CREATE_DEVICE_xxx */
  968. };
  969. struct kvm_device_attr {
  970. __u32 flags; /* no flags currently defined */
  971. __u32 group; /* device-defined */
  972. __u64 attr; /* group-defined */
  973. __u64 addr; /* userspace address of attr data */
  974. };
  975. #define KVM_DEV_VFIO_GROUP 1
  976. #define KVM_DEV_VFIO_GROUP_ADD 1
  977. #define KVM_DEV_VFIO_GROUP_DEL 2
  978. #define KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE 3
  979. enum kvm_device_type {
  980. KVM_DEV_TYPE_FSL_MPIC_20 = 1,
  981. #define KVM_DEV_TYPE_FSL_MPIC_20 KVM_DEV_TYPE_FSL_MPIC_20
  982. KVM_DEV_TYPE_FSL_MPIC_42,
  983. #define KVM_DEV_TYPE_FSL_MPIC_42 KVM_DEV_TYPE_FSL_MPIC_42
  984. KVM_DEV_TYPE_XICS,
  985. #define KVM_DEV_TYPE_XICS KVM_DEV_TYPE_XICS
  986. KVM_DEV_TYPE_VFIO,
  987. #define KVM_DEV_TYPE_VFIO KVM_DEV_TYPE_VFIO
  988. KVM_DEV_TYPE_ARM_VGIC_V2,
  989. #define KVM_DEV_TYPE_ARM_VGIC_V2 KVM_DEV_TYPE_ARM_VGIC_V2
  990. KVM_DEV_TYPE_FLIC,
  991. #define KVM_DEV_TYPE_FLIC KVM_DEV_TYPE_FLIC
  992. KVM_DEV_TYPE_ARM_VGIC_V3,
  993. #define KVM_DEV_TYPE_ARM_VGIC_V3 KVM_DEV_TYPE_ARM_VGIC_V3
  994. KVM_DEV_TYPE_ARM_VGIC_ITS,
  995. #define KVM_DEV_TYPE_ARM_VGIC_ITS KVM_DEV_TYPE_ARM_VGIC_ITS
  996. KVM_DEV_TYPE_MAX,
  997. };
  998. struct kvm_vfio_spapr_tce {
  999. __s32 groupfd;
  1000. __s32 tablefd;
  1001. };
  1002. /*
  1003. * ioctls for VM fds
  1004. */
  1005. #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
  1006. /*
  1007. * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
  1008. * a vcpu fd.
  1009. */
  1010. #define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
  1011. #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
  1012. /* KVM_SET_MEMORY_ALIAS is obsolete: */
  1013. #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
  1014. #define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
  1015. #define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
  1016. #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
  1017. struct kvm_userspace_memory_region)
  1018. #define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
  1019. #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO, 0x48, __u64)
  1020. /* enable ucontrol for s390 */
  1021. struct kvm_s390_ucas_mapping {
  1022. __u64 user_addr;
  1023. __u64 vcpu_addr;
  1024. __u64 length;
  1025. };
  1026. #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
  1027. #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
  1028. #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long)
  1029. /* Device model IOC */
  1030. #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
  1031. #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
  1032. #define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
  1033. #define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
  1034. #define KVM_CREATE_PIT _IO(KVMIO, 0x64)
  1035. #define KVM_GET_PIT _IOWR(KVMIO, 0x65, struct kvm_pit_state)
  1036. #define KVM_SET_PIT _IOR(KVMIO, 0x66, struct kvm_pit_state)
  1037. #define KVM_IRQ_LINE_STATUS _IOWR(KVMIO, 0x67, struct kvm_irq_level)
  1038. #define KVM_REGISTER_COALESCED_MMIO \
  1039. _IOW(KVMIO, 0x67, struct kvm_coalesced_mmio_zone)
  1040. #define KVM_UNREGISTER_COALESCED_MMIO \
  1041. _IOW(KVMIO, 0x68, struct kvm_coalesced_mmio_zone)
  1042. #define KVM_ASSIGN_PCI_DEVICE _IOR(KVMIO, 0x69, \
  1043. struct kvm_assigned_pci_dev)
  1044. #define KVM_SET_GSI_ROUTING _IOW(KVMIO, 0x6a, struct kvm_irq_routing)
  1045. /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
  1046. #define KVM_ASSIGN_IRQ __KVM_DEPRECATED_VM_R_0x70
  1047. #define KVM_ASSIGN_DEV_IRQ _IOW(KVMIO, 0x70, struct kvm_assigned_irq)
  1048. #define KVM_REINJECT_CONTROL _IO(KVMIO, 0x71)
  1049. #define KVM_DEASSIGN_PCI_DEVICE _IOW(KVMIO, 0x72, \
  1050. struct kvm_assigned_pci_dev)
  1051. #define KVM_ASSIGN_SET_MSIX_NR _IOW(KVMIO, 0x73, \
  1052. struct kvm_assigned_msix_nr)
  1053. #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO, 0x74, \
  1054. struct kvm_assigned_msix_entry)
  1055. #define KVM_DEASSIGN_DEV_IRQ _IOW(KVMIO, 0x75, struct kvm_assigned_irq)
  1056. #define KVM_IRQFD _IOW(KVMIO, 0x76, struct kvm_irqfd)
  1057. #define KVM_CREATE_PIT2 _IOW(KVMIO, 0x77, struct kvm_pit_config)
  1058. #define KVM_SET_BOOT_CPU_ID _IO(KVMIO, 0x78)
  1059. #define KVM_IOEVENTFD _IOW(KVMIO, 0x79, struct kvm_ioeventfd)
  1060. #define KVM_XEN_HVM_CONFIG _IOW(KVMIO, 0x7a, struct kvm_xen_hvm_config)
  1061. #define KVM_SET_CLOCK _IOW(KVMIO, 0x7b, struct kvm_clock_data)
  1062. #define KVM_GET_CLOCK _IOR(KVMIO, 0x7c, struct kvm_clock_data)
  1063. /* Available with KVM_CAP_PIT_STATE2 */
  1064. #define KVM_GET_PIT2 _IOR(KVMIO, 0x9f, struct kvm_pit_state2)
  1065. #define KVM_SET_PIT2 _IOW(KVMIO, 0xa0, struct kvm_pit_state2)
  1066. /* Available with KVM_CAP_PPC_GET_PVINFO */
  1067. #define KVM_PPC_GET_PVINFO _IOW(KVMIO, 0xa1, struct kvm_ppc_pvinfo)
  1068. /* Available with KVM_CAP_TSC_CONTROL */
  1069. #define KVM_SET_TSC_KHZ _IO(KVMIO, 0xa2)
  1070. #define KVM_GET_TSC_KHZ _IO(KVMIO, 0xa3)
  1071. /* Available with KVM_CAP_PCI_2_3 */
  1072. #define KVM_ASSIGN_SET_INTX_MASK _IOW(KVMIO, 0xa4, \
  1073. struct kvm_assigned_pci_dev)
  1074. /* Available with KVM_CAP_SIGNAL_MSI */
  1075. #define KVM_SIGNAL_MSI _IOW(KVMIO, 0xa5, struct kvm_msi)
  1076. /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
  1077. #define KVM_PPC_GET_SMMU_INFO _IOR(KVMIO, 0xa6, struct kvm_ppc_smmu_info)
  1078. /* Available with KVM_CAP_PPC_ALLOC_HTAB */
  1079. #define KVM_PPC_ALLOCATE_HTAB _IOWR(KVMIO, 0xa7, __u32)
  1080. #define KVM_CREATE_SPAPR_TCE _IOW(KVMIO, 0xa8, struct kvm_create_spapr_tce)
  1081. #define KVM_CREATE_SPAPR_TCE_64 _IOW(KVMIO, 0xa8, \
  1082. struct kvm_create_spapr_tce_64)
  1083. /* Available with KVM_CAP_RMA */
  1084. #define KVM_ALLOCATE_RMA _IOR(KVMIO, 0xa9, struct kvm_allocate_rma)
  1085. /* Available with KVM_CAP_PPC_HTAB_FD */
  1086. #define KVM_PPC_GET_HTAB_FD _IOW(KVMIO, 0xaa, struct kvm_get_htab_fd)
  1087. /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
  1088. #define KVM_ARM_SET_DEVICE_ADDR _IOW(KVMIO, 0xab, struct kvm_arm_device_addr)
  1089. /* Available with KVM_CAP_PPC_RTAS */
  1090. #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO, 0xac, struct kvm_rtas_token_args)
  1091. /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
  1092. #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
  1093. #define KVM_PPC_RESIZE_HPT_COMMIT _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
  1094. /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
  1095. #define KVM_PPC_CONFIGURE_V3_MMU _IOW(KVMIO, 0xaf, struct kvm_ppc_mmuv3_cfg)
  1096. /* Available with KVM_CAP_PPC_RADIX_MMU */
  1097. #define KVM_PPC_GET_RMMU_INFO _IOW(KVMIO, 0xb0, struct kvm_ppc_rmmu_info)
  1098. /* ioctl for vm fd */
  1099. #define KVM_CREATE_DEVICE _IOWR(KVMIO, 0xe0, struct kvm_create_device)
  1100. /* ioctls for fds returned by KVM_CREATE_DEVICE */
  1101. #define KVM_SET_DEVICE_ATTR _IOW(KVMIO, 0xe1, struct kvm_device_attr)
  1102. #define KVM_GET_DEVICE_ATTR _IOW(KVMIO, 0xe2, struct kvm_device_attr)
  1103. #define KVM_HAS_DEVICE_ATTR _IOW(KVMIO, 0xe3, struct kvm_device_attr)
  1104. /*
  1105. * ioctls for vcpu fds
  1106. */
  1107. #define KVM_RUN _IO(KVMIO, 0x80)
  1108. #define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
  1109. #define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
  1110. #define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
  1111. #define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
  1112. #define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
  1113. #define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
  1114. /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
  1115. #define KVM_DEBUG_GUEST __KVM_DEPRECATED_VCPU_W_0x87
  1116. #define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
  1117. #define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
  1118. #define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
  1119. #define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
  1120. #define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
  1121. #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
  1122. #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
  1123. #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
  1124. #define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
  1125. #define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
  1126. /* Available with KVM_CAP_VAPIC */
  1127. #define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
  1128. /* Available with KVM_CAP_VAPIC */
  1129. #define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
  1130. /* valid for virtual machine (for floating interrupt)_and_ vcpu */
  1131. #define KVM_S390_INTERRUPT _IOW(KVMIO, 0x94, struct kvm_s390_interrupt)
  1132. /* store status for s390 */
  1133. #define KVM_S390_STORE_STATUS_NOADDR (-1ul)
  1134. #define KVM_S390_STORE_STATUS_PREFIXED (-2ul)
  1135. #define KVM_S390_STORE_STATUS _IOW(KVMIO, 0x95, unsigned long)
  1136. /* initial ipl psw for s390 */
  1137. #define KVM_S390_SET_INITIAL_PSW _IOW(KVMIO, 0x96, struct kvm_s390_psw)
  1138. /* initial reset for s390 */
  1139. #define KVM_S390_INITIAL_RESET _IO(KVMIO, 0x97)
  1140. #define KVM_GET_MP_STATE _IOR(KVMIO, 0x98, struct kvm_mp_state)
  1141. #define KVM_SET_MP_STATE _IOW(KVMIO, 0x99, struct kvm_mp_state)
  1142. /* Available with KVM_CAP_USER_NMI */
  1143. #define KVM_NMI _IO(KVMIO, 0x9a)
  1144. /* Available with KVM_CAP_SET_GUEST_DEBUG */
  1145. #define KVM_SET_GUEST_DEBUG _IOW(KVMIO, 0x9b, struct kvm_guest_debug)
  1146. /* MCE for x86 */
  1147. #define KVM_X86_SETUP_MCE _IOW(KVMIO, 0x9c, __u64)
  1148. #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO, 0x9d, __u64)
  1149. #define KVM_X86_SET_MCE _IOW(KVMIO, 0x9e, struct kvm_x86_mce)
  1150. /* Available with KVM_CAP_VCPU_EVENTS */
  1151. #define KVM_GET_VCPU_EVENTS _IOR(KVMIO, 0x9f, struct kvm_vcpu_events)
  1152. #define KVM_SET_VCPU_EVENTS _IOW(KVMIO, 0xa0, struct kvm_vcpu_events)
  1153. /* Available with KVM_CAP_DEBUGREGS */
  1154. #define KVM_GET_DEBUGREGS _IOR(KVMIO, 0xa1, struct kvm_debugregs)
  1155. #define KVM_SET_DEBUGREGS _IOW(KVMIO, 0xa2, struct kvm_debugregs)
  1156. /*
  1157. * vcpu version available with KVM_ENABLE_CAP
  1158. * vm version available with KVM_CAP_ENABLE_CAP_VM
  1159. */
  1160. #define KVM_ENABLE_CAP _IOW(KVMIO, 0xa3, struct kvm_enable_cap)
  1161. /* Available with KVM_CAP_XSAVE */
  1162. #define KVM_GET_XSAVE _IOR(KVMIO, 0xa4, struct kvm_xsave)
  1163. #define KVM_SET_XSAVE _IOW(KVMIO, 0xa5, struct kvm_xsave)
  1164. /* Available with KVM_CAP_XCRS */
  1165. #define KVM_GET_XCRS _IOR(KVMIO, 0xa6, struct kvm_xcrs)
  1166. #define KVM_SET_XCRS _IOW(KVMIO, 0xa7, struct kvm_xcrs)
  1167. /* Available with KVM_CAP_SW_TLB */
  1168. #define KVM_DIRTY_TLB _IOW(KVMIO, 0xaa, struct kvm_dirty_tlb)
  1169. /* Available with KVM_CAP_ONE_REG */
  1170. #define KVM_GET_ONE_REG _IOW(KVMIO, 0xab, struct kvm_one_reg)
  1171. #define KVM_SET_ONE_REG _IOW(KVMIO, 0xac, struct kvm_one_reg)
  1172. /* VM is being stopped by host */
  1173. #define KVM_KVMCLOCK_CTRL _IO(KVMIO, 0xad)
  1174. #define KVM_ARM_VCPU_INIT _IOW(KVMIO, 0xae, struct kvm_vcpu_init)
  1175. #define KVM_ARM_PREFERRED_TARGET _IOR(KVMIO, 0xaf, struct kvm_vcpu_init)
  1176. #define KVM_GET_REG_LIST _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
  1177. /* Available with KVM_CAP_S390_MEM_OP */
  1178. #define KVM_S390_MEM_OP _IOW(KVMIO, 0xb1, struct kvm_s390_mem_op)
  1179. /* Available with KVM_CAP_S390_SKEYS */
  1180. #define KVM_S390_GET_SKEYS _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
  1181. #define KVM_S390_SET_SKEYS _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
  1182. /* Available with KVM_CAP_S390_INJECT_IRQ */
  1183. #define KVM_S390_IRQ _IOW(KVMIO, 0xb4, struct kvm_s390_irq)
  1184. /* Available with KVM_CAP_S390_IRQ_STATE */
  1185. #define KVM_S390_SET_IRQ_STATE _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
  1186. #define KVM_S390_GET_IRQ_STATE _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
  1187. /* Available with KVM_CAP_X86_SMM */
  1188. #define KVM_SMI _IO(KVMIO, 0xb7)
  1189. #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0)
  1190. #define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1)
  1191. #define KVM_DEV_ASSIGN_MASK_INTX (1 << 2)
  1192. struct kvm_assigned_pci_dev {
  1193. __u32 assigned_dev_id;
  1194. __u32 busnr;
  1195. __u32 devfn;
  1196. __u32 flags;
  1197. __u32 segnr;
  1198. union {
  1199. __u32 reserved[11];
  1200. };
  1201. };
  1202. #define KVM_DEV_IRQ_HOST_INTX (1 << 0)
  1203. #define KVM_DEV_IRQ_HOST_MSI (1 << 1)
  1204. #define KVM_DEV_IRQ_HOST_MSIX (1 << 2)
  1205. #define KVM_DEV_IRQ_GUEST_INTX (1 << 8)
  1206. #define KVM_DEV_IRQ_GUEST_MSI (1 << 9)
  1207. #define KVM_DEV_IRQ_GUEST_MSIX (1 << 10)
  1208. #define KVM_DEV_IRQ_HOST_MASK 0x00ff
  1209. #define KVM_DEV_IRQ_GUEST_MASK 0xff00
  1210. struct kvm_assigned_irq {
  1211. __u32 assigned_dev_id;
  1212. __u32 host_irq; /* ignored (legacy field) */
  1213. __u32 guest_irq;
  1214. __u32 flags;
  1215. union {
  1216. __u32 reserved[12];
  1217. };
  1218. };
  1219. struct kvm_assigned_msix_nr {
  1220. __u32 assigned_dev_id;
  1221. __u16 entry_nr;
  1222. __u16 padding;
  1223. };
  1224. #define KVM_MAX_MSIX_PER_DEV 256
  1225. struct kvm_assigned_msix_entry {
  1226. __u32 assigned_dev_id;
  1227. __u32 gsi;
  1228. __u16 entry; /* The index of entry in the MSI-X table */
  1229. __u16 padding[3];
  1230. };
  1231. #define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
  1232. #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
  1233. #endif /* __LINUX_KVM_H */