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TOMOYO Linux Cross Reference
Linux/tools/include/uapi/linux/kvm.h

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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 /*
  6  * Userspace interface for /dev/kvm - kernel based virtual machine
  7  *
  8  * Note: you must update KVM_API_VERSION if you change this interface.
  9  */
 10 
 11 #include <linux/types.h>
 12 #include <linux/compiler.h>
 13 #include <linux/ioctl.h>
 14 #include <asm/kvm.h>
 15 
 16 #define KVM_API_VERSION 12
 17 
 18 /* *** Deprecated interfaces *** */
 19 
 20 #define KVM_TRC_SHIFT           16
 21 
 22 #define KVM_TRC_ENTRYEXIT       (1 << KVM_TRC_SHIFT)
 23 #define KVM_TRC_HANDLER         (1 << (KVM_TRC_SHIFT + 1))
 24 
 25 #define KVM_TRC_VMENTRY         (KVM_TRC_ENTRYEXIT + 0x01)
 26 #define KVM_TRC_VMEXIT          (KVM_TRC_ENTRYEXIT + 0x02)
 27 #define KVM_TRC_PAGE_FAULT      (KVM_TRC_HANDLER + 0x01)
 28 
 29 #define KVM_TRC_HEAD_SIZE       12
 30 #define KVM_TRC_CYCLE_SIZE      8
 31 #define KVM_TRC_EXTRA_MAX       7
 32 
 33 #define KVM_TRC_INJ_VIRQ         (KVM_TRC_HANDLER + 0x02)
 34 #define KVM_TRC_REDELIVER_EVT    (KVM_TRC_HANDLER + 0x03)
 35 #define KVM_TRC_PEND_INTR        (KVM_TRC_HANDLER + 0x04)
 36 #define KVM_TRC_IO_READ          (KVM_TRC_HANDLER + 0x05)
 37 #define KVM_TRC_IO_WRITE         (KVM_TRC_HANDLER + 0x06)
 38 #define KVM_TRC_CR_READ          (KVM_TRC_HANDLER + 0x07)
 39 #define KVM_TRC_CR_WRITE         (KVM_TRC_HANDLER + 0x08)
 40 #define KVM_TRC_DR_READ          (KVM_TRC_HANDLER + 0x09)
 41 #define KVM_TRC_DR_WRITE         (KVM_TRC_HANDLER + 0x0A)
 42 #define KVM_TRC_MSR_READ         (KVM_TRC_HANDLER + 0x0B)
 43 #define KVM_TRC_MSR_WRITE        (KVM_TRC_HANDLER + 0x0C)
 44 #define KVM_TRC_CPUID            (KVM_TRC_HANDLER + 0x0D)
 45 #define KVM_TRC_INTR             (KVM_TRC_HANDLER + 0x0E)
 46 #define KVM_TRC_NMI              (KVM_TRC_HANDLER + 0x0F)
 47 #define KVM_TRC_VMMCALL          (KVM_TRC_HANDLER + 0x10)
 48 #define KVM_TRC_HLT              (KVM_TRC_HANDLER + 0x11)
 49 #define KVM_TRC_CLTS             (KVM_TRC_HANDLER + 0x12)
 50 #define KVM_TRC_LMSW             (KVM_TRC_HANDLER + 0x13)
 51 #define KVM_TRC_APIC_ACCESS      (KVM_TRC_HANDLER + 0x14)
 52 #define KVM_TRC_TDP_FAULT        (KVM_TRC_HANDLER + 0x15)
 53 #define KVM_TRC_GTLB_WRITE       (KVM_TRC_HANDLER + 0x16)
 54 #define KVM_TRC_STLB_WRITE       (KVM_TRC_HANDLER + 0x17)
 55 #define KVM_TRC_STLB_INVAL       (KVM_TRC_HANDLER + 0x18)
 56 #define KVM_TRC_PPC_INSTR        (KVM_TRC_HANDLER + 0x19)
 57 
 58 struct kvm_user_trace_setup {
 59         __u32 buf_size;
 60         __u32 buf_nr;
 61 };
 62 
 63 #define __KVM_DEPRECATED_MAIN_W_0x06 \
 64         _IOW(KVMIO, 0x06, struct kvm_user_trace_setup)
 65 #define __KVM_DEPRECATED_MAIN_0x07 _IO(KVMIO, 0x07)
 66 #define __KVM_DEPRECATED_MAIN_0x08 _IO(KVMIO, 0x08)
 67 
 68 #define __KVM_DEPRECATED_VM_R_0x70 _IOR(KVMIO, 0x70, struct kvm_assigned_irq)
 69 
 70 struct kvm_breakpoint {
 71         __u32 enabled;
 72         __u32 padding;
 73         __u64 address;
 74 };
 75 
 76 struct kvm_debug_guest {
 77         __u32 enabled;
 78         __u32 pad;
 79         struct kvm_breakpoint breakpoints[4];
 80         __u32 singlestep;
 81 };
 82 
 83 #define __KVM_DEPRECATED_VCPU_W_0x87 _IOW(KVMIO, 0x87, struct kvm_debug_guest)
 84 
 85 /* *** End of deprecated interfaces *** */
 86 
 87 
 88 /* for KVM_CREATE_MEMORY_REGION */
 89 struct kvm_memory_region {
 90         __u32 slot;
 91         __u32 flags;
 92         __u64 guest_phys_addr;
 93         __u64 memory_size; /* bytes */
 94 };
 95 
 96 /* for KVM_SET_USER_MEMORY_REGION */
 97 struct kvm_userspace_memory_region {
 98         __u32 slot;
 99         __u32 flags;
100         __u64 guest_phys_addr;
101         __u64 memory_size; /* bytes */
102         __u64 userspace_addr; /* start of the userspace allocated memory */
103 };
104 
105 /*
106  * The bit 0 ~ bit 15 of kvm_memory_region::flags are visible for userspace,
107  * other bits are reserved for kvm internal use which are defined in
108  * include/linux/kvm_host.h.
109  */
110 #define KVM_MEM_LOG_DIRTY_PAGES (1UL << 0)
111 #define KVM_MEM_READONLY        (1UL << 1)
112 
113 /* for KVM_IRQ_LINE */
114 struct kvm_irq_level {
115         /*
116          * ACPI gsi notion of irq.
117          * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
118          * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
119          * For ARM: See Documentation/virt/kvm/api.txt
120          */
121         union {
122                 __u32 irq;
123                 __s32 status;
124         };
125         __u32 level;
126 };
127 
128 
129 struct kvm_irqchip {
130         __u32 chip_id;
131         __u32 pad;
132         union {
133                 char dummy[512];  /* reserving space */
134 #ifdef __KVM_HAVE_PIT
135                 struct kvm_pic_state pic;
136 #endif
137 #ifdef __KVM_HAVE_IOAPIC
138                 struct kvm_ioapic_state ioapic;
139 #endif
140         } chip;
141 };
142 
143 /* for KVM_CREATE_PIT2 */
144 struct kvm_pit_config {
145         __u32 flags;
146         __u32 pad[15];
147 };
148 
149 #define KVM_PIT_SPEAKER_DUMMY     1
150 
151 struct kvm_s390_skeys {
152         __u64 start_gfn;
153         __u64 count;
154         __u64 skeydata_addr;
155         __u32 flags;
156         __u32 reserved[9];
157 };
158 
159 #define KVM_S390_CMMA_PEEK (1 << 0)
160 
161 /**
162  * kvm_s390_cmma_log - Used for CMMA migration.
163  *
164  * Used both for input and output.
165  *
166  * @start_gfn: Guest page number to start from.
167  * @count: Size of the result buffer.
168  * @flags: Control operation mode via KVM_S390_CMMA_* flags
169  * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty
170  *             pages are still remaining.
171  * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set
172  *        in the PGSTE.
173  * @values: Pointer to the values buffer.
174  *
175  * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls.
176  */
177 struct kvm_s390_cmma_log {
178         __u64 start_gfn;
179         __u32 count;
180         __u32 flags;
181         union {
182                 __u64 remaining;
183                 __u64 mask;
184         };
185         __u64 values;
186 };
187 
188 struct kvm_hyperv_exit {
189 #define KVM_EXIT_HYPERV_SYNIC          1
190 #define KVM_EXIT_HYPERV_HCALL          2
191         __u32 type;
192         union {
193                 struct {
194                         __u32 msr;
195                         __u64 control;
196                         __u64 evt_page;
197                         __u64 msg_page;
198                 } synic;
199                 struct {
200                         __u64 input;
201                         __u64 result;
202                         __u64 params[2];
203                 } hcall;
204         } u;
205 };
206 
207 #define KVM_S390_GET_SKEYS_NONE   1
208 #define KVM_S390_SKEYS_MAX        1048576
209 
210 #define KVM_EXIT_UNKNOWN          0
211 #define KVM_EXIT_EXCEPTION        1
212 #define KVM_EXIT_IO               2
213 #define KVM_EXIT_HYPERCALL        3
214 #define KVM_EXIT_DEBUG            4
215 #define KVM_EXIT_HLT              5
216 #define KVM_EXIT_MMIO             6
217 #define KVM_EXIT_IRQ_WINDOW_OPEN  7
218 #define KVM_EXIT_SHUTDOWN         8
219 #define KVM_EXIT_FAIL_ENTRY       9
220 #define KVM_EXIT_INTR             10
221 #define KVM_EXIT_SET_TPR          11
222 #define KVM_EXIT_TPR_ACCESS       12
223 #define KVM_EXIT_S390_SIEIC       13
224 #define KVM_EXIT_S390_RESET       14
225 #define KVM_EXIT_DCR              15 /* deprecated */
226 #define KVM_EXIT_NMI              16
227 #define KVM_EXIT_INTERNAL_ERROR   17
228 #define KVM_EXIT_OSI              18
229 #define KVM_EXIT_PAPR_HCALL       19
230 #define KVM_EXIT_S390_UCONTROL    20
231 #define KVM_EXIT_WATCHDOG         21
232 #define KVM_EXIT_S390_TSCH        22
233 #define KVM_EXIT_EPR              23
234 #define KVM_EXIT_SYSTEM_EVENT     24
235 #define KVM_EXIT_S390_STSI        25
236 #define KVM_EXIT_IOAPIC_EOI       26
237 #define KVM_EXIT_HYPERV           27
238 
239 /* For KVM_EXIT_INTERNAL_ERROR */
240 /* Emulate instruction failed. */
241 #define KVM_INTERNAL_ERROR_EMULATION    1
242 /* Encounter unexpected simultaneous exceptions. */
243 #define KVM_INTERNAL_ERROR_SIMUL_EX     2
244 /* Encounter unexpected vm-exit due to delivery event. */
245 #define KVM_INTERNAL_ERROR_DELIVERY_EV  3
246 
247 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
248 struct kvm_run {
249         /* in */
250         __u8 request_interrupt_window;
251         __u8 immediate_exit;
252         __u8 padding1[6];
253 
254         /* out */
255         __u32 exit_reason;
256         __u8 ready_for_interrupt_injection;
257         __u8 if_flag;
258         __u16 flags;
259 
260         /* in (pre_kvm_run), out (post_kvm_run) */
261         __u64 cr8;
262         __u64 apic_base;
263 
264 #ifdef __KVM_S390
265         /* the processor status word for s390 */
266         __u64 psw_mask; /* psw upper half */
267         __u64 psw_addr; /* psw lower half */
268 #endif
269         union {
270                 /* KVM_EXIT_UNKNOWN */
271                 struct {
272                         __u64 hardware_exit_reason;
273                 } hw;
274                 /* KVM_EXIT_FAIL_ENTRY */
275                 struct {
276                         __u64 hardware_entry_failure_reason;
277                 } fail_entry;
278                 /* KVM_EXIT_EXCEPTION */
279                 struct {
280                         __u32 exception;
281                         __u32 error_code;
282                 } ex;
283                 /* KVM_EXIT_IO */
284                 struct {
285 #define KVM_EXIT_IO_IN  0
286 #define KVM_EXIT_IO_OUT 1
287                         __u8 direction;
288                         __u8 size; /* bytes */
289                         __u16 port;
290                         __u32 count;
291                         __u64 data_offset; /* relative to kvm_run start */
292                 } io;
293                 /* KVM_EXIT_DEBUG */
294                 struct {
295                         struct kvm_debug_exit_arch arch;
296                 } debug;
297                 /* KVM_EXIT_MMIO */
298                 struct {
299                         __u64 phys_addr;
300                         __u8  data[8];
301                         __u32 len;
302                         __u8  is_write;
303                 } mmio;
304                 /* KVM_EXIT_HYPERCALL */
305                 struct {
306                         __u64 nr;
307                         __u64 args[6];
308                         __u64 ret;
309                         __u32 longmode;
310                         __u32 pad;
311                 } hypercall;
312                 /* KVM_EXIT_TPR_ACCESS */
313                 struct {
314                         __u64 rip;
315                         __u32 is_write;
316                         __u32 pad;
317                 } tpr_access;
318                 /* KVM_EXIT_S390_SIEIC */
319                 struct {
320                         __u8 icptcode;
321                         __u16 ipa;
322                         __u32 ipb;
323                 } s390_sieic;
324                 /* KVM_EXIT_S390_RESET */
325 #define KVM_S390_RESET_POR       1
326 #define KVM_S390_RESET_CLEAR     2
327 #define KVM_S390_RESET_SUBSYSTEM 4
328 #define KVM_S390_RESET_CPU_INIT  8
329 #define KVM_S390_RESET_IPL       16
330                 __u64 s390_reset_flags;
331                 /* KVM_EXIT_S390_UCONTROL */
332                 struct {
333                         __u64 trans_exc_code;
334                         __u32 pgm_code;
335                 } s390_ucontrol;
336                 /* KVM_EXIT_DCR (deprecated) */
337                 struct {
338                         __u32 dcrn;
339                         __u32 data;
340                         __u8  is_write;
341                 } dcr;
342                 /* KVM_EXIT_INTERNAL_ERROR */
343                 struct {
344                         __u32 suberror;
345                         /* Available with KVM_CAP_INTERNAL_ERROR_DATA: */
346                         __u32 ndata;
347                         __u64 data[16];
348                 } internal;
349                 /* KVM_EXIT_OSI */
350                 struct {
351                         __u64 gprs[32];
352                 } osi;
353                 /* KVM_EXIT_PAPR_HCALL */
354                 struct {
355                         __u64 nr;
356                         __u64 ret;
357                         __u64 args[9];
358                 } papr_hcall;
359                 /* KVM_EXIT_S390_TSCH */
360                 struct {
361                         __u16 subchannel_id;
362                         __u16 subchannel_nr;
363                         __u32 io_int_parm;
364                         __u32 io_int_word;
365                         __u32 ipb;
366                         __u8 dequeued;
367                 } s390_tsch;
368                 /* KVM_EXIT_EPR */
369                 struct {
370                         __u32 epr;
371                 } epr;
372                 /* KVM_EXIT_SYSTEM_EVENT */
373                 struct {
374 #define KVM_SYSTEM_EVENT_SHUTDOWN       1
375 #define KVM_SYSTEM_EVENT_RESET          2
376 #define KVM_SYSTEM_EVENT_CRASH          3
377                         __u32 type;
378                         __u64 flags;
379                 } system_event;
380                 /* KVM_EXIT_S390_STSI */
381                 struct {
382                         __u64 addr;
383                         __u8 ar;
384                         __u8 reserved;
385                         __u8 fc;
386                         __u8 sel1;
387                         __u16 sel2;
388                 } s390_stsi;
389                 /* KVM_EXIT_IOAPIC_EOI */
390                 struct {
391                         __u8 vector;
392                 } eoi;
393                 /* KVM_EXIT_HYPERV */
394                 struct kvm_hyperv_exit hyperv;
395                 /* Fix the size of the union. */
396                 char padding[256];
397         };
398 
399         /* 2048 is the size of the char array used to bound/pad the size
400          * of the union that holds sync regs.
401          */
402         #define SYNC_REGS_SIZE_BYTES 2048
403         /*
404          * shared registers between kvm and userspace.
405          * kvm_valid_regs specifies the register classes set by the host
406          * kvm_dirty_regs specified the register classes dirtied by userspace
407          * struct kvm_sync_regs is architecture specific, as well as the
408          * bits for kvm_valid_regs and kvm_dirty_regs
409          */
410         __u64 kvm_valid_regs;
411         __u64 kvm_dirty_regs;
412         union {
413                 struct kvm_sync_regs regs;
414                 char padding[SYNC_REGS_SIZE_BYTES];
415         } s;
416 };
417 
418 /* for KVM_REGISTER_COALESCED_MMIO / KVM_UNREGISTER_COALESCED_MMIO */
419 
420 struct kvm_coalesced_mmio_zone {
421         __u64 addr;
422         __u32 size;
423         union {
424                 __u32 pad;
425                 __u32 pio;
426         };
427 };
428 
429 struct kvm_coalesced_mmio {
430         __u64 phys_addr;
431         __u32 len;
432         union {
433                 __u32 pad;
434                 __u32 pio;
435         };
436         __u8  data[8];
437 };
438 
439 struct kvm_coalesced_mmio_ring {
440         __u32 first, last;
441         struct kvm_coalesced_mmio coalesced_mmio[0];
442 };
443 
444 #define KVM_COALESCED_MMIO_MAX \
445         ((PAGE_SIZE - sizeof(struct kvm_coalesced_mmio_ring)) / \
446          sizeof(struct kvm_coalesced_mmio))
447 
448 /* for KVM_TRANSLATE */
449 struct kvm_translation {
450         /* in */
451         __u64 linear_address;
452 
453         /* out */
454         __u64 physical_address;
455         __u8  valid;
456         __u8  writeable;
457         __u8  usermode;
458         __u8  pad[5];
459 };
460 
461 /* for KVM_S390_MEM_OP */
462 struct kvm_s390_mem_op {
463         /* in */
464         __u64 gaddr;            /* the guest address */
465         __u64 flags;            /* flags */
466         __u32 size;             /* amount of bytes */
467         __u32 op;               /* type of operation */
468         __u64 buf;              /* buffer in userspace */
469         __u8 ar;                /* the access register number */
470         __u8 reserved[31];      /* should be set to 0 */
471 };
472 /* types for kvm_s390_mem_op->op */
473 #define KVM_S390_MEMOP_LOGICAL_READ     0
474 #define KVM_S390_MEMOP_LOGICAL_WRITE    1
475 /* flags for kvm_s390_mem_op->flags */
476 #define KVM_S390_MEMOP_F_CHECK_ONLY             (1ULL << 0)
477 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION       (1ULL << 1)
478 
479 /* for KVM_INTERRUPT */
480 struct kvm_interrupt {
481         /* in */
482         __u32 irq;
483 };
484 
485 /* for KVM_GET_DIRTY_LOG */
486 struct kvm_dirty_log {
487         __u32 slot;
488         __u32 padding1;
489         union {
490                 void __user *dirty_bitmap; /* one bit per page */
491                 __u64 padding2;
492         };
493 };
494 
495 /* for KVM_CLEAR_DIRTY_LOG */
496 struct kvm_clear_dirty_log {
497         __u32 slot;
498         __u32 num_pages;
499         __u64 first_page;
500         union {
501                 void __user *dirty_bitmap; /* one bit per page */
502                 __u64 padding2;
503         };
504 };
505 
506 /* for KVM_SET_SIGNAL_MASK */
507 struct kvm_signal_mask {
508         __u32 len;
509         __u8  sigset[0];
510 };
511 
512 /* for KVM_TPR_ACCESS_REPORTING */
513 struct kvm_tpr_access_ctl {
514         __u32 enabled;
515         __u32 flags;
516         __u32 reserved[8];
517 };
518 
519 /* for KVM_SET_VAPIC_ADDR */
520 struct kvm_vapic_addr {
521         __u64 vapic_addr;
522 };
523 
524 /* for KVM_SET_MP_STATE */
525 
526 /* not all states are valid on all architectures */
527 #define KVM_MP_STATE_RUNNABLE          0
528 #define KVM_MP_STATE_UNINITIALIZED     1
529 #define KVM_MP_STATE_INIT_RECEIVED     2
530 #define KVM_MP_STATE_HALTED            3
531 #define KVM_MP_STATE_SIPI_RECEIVED     4
532 #define KVM_MP_STATE_STOPPED           5
533 #define KVM_MP_STATE_CHECK_STOP        6
534 #define KVM_MP_STATE_OPERATING         7
535 #define KVM_MP_STATE_LOAD              8
536 
537 struct kvm_mp_state {
538         __u32 mp_state;
539 };
540 
541 struct kvm_s390_psw {
542         __u64 mask;
543         __u64 addr;
544 };
545 
546 /* valid values for type in kvm_s390_interrupt */
547 #define KVM_S390_SIGP_STOP              0xfffe0000u
548 #define KVM_S390_PROGRAM_INT            0xfffe0001u
549 #define KVM_S390_SIGP_SET_PREFIX        0xfffe0002u
550 #define KVM_S390_RESTART                0xfffe0003u
551 #define KVM_S390_INT_PFAULT_INIT        0xfffe0004u
552 #define KVM_S390_INT_PFAULT_DONE        0xfffe0005u
553 #define KVM_S390_MCHK                   0xfffe1000u
554 #define KVM_S390_INT_CLOCK_COMP         0xffff1004u
555 #define KVM_S390_INT_CPU_TIMER          0xffff1005u
556 #define KVM_S390_INT_VIRTIO             0xffff2603u
557 #define KVM_S390_INT_SERVICE            0xffff2401u
558 #define KVM_S390_INT_EMERGENCY          0xffff1201u
559 #define KVM_S390_INT_EXTERNAL_CALL      0xffff1202u
560 /* Anything below 0xfffe0000u is taken by INT_IO */
561 #define KVM_S390_INT_IO(ai,cssid,ssid,schid)   \
562         (((schid)) |                           \
563          ((ssid) << 16) |                      \
564          ((cssid) << 18) |                     \
565          ((ai) << 26))
566 #define KVM_S390_INT_IO_MIN             0x00000000u
567 #define KVM_S390_INT_IO_MAX             0xfffdffffu
568 #define KVM_S390_INT_IO_AI_MASK         0x04000000u
569 
570 
571 struct kvm_s390_interrupt {
572         __u32 type;
573         __u32 parm;
574         __u64 parm64;
575 };
576 
577 struct kvm_s390_io_info {
578         __u16 subchannel_id;
579         __u16 subchannel_nr;
580         __u32 io_int_parm;
581         __u32 io_int_word;
582 };
583 
584 struct kvm_s390_ext_info {
585         __u32 ext_params;
586         __u32 pad;
587         __u64 ext_params2;
588 };
589 
590 struct kvm_s390_pgm_info {
591         __u64 trans_exc_code;
592         __u64 mon_code;
593         __u64 per_address;
594         __u32 data_exc_code;
595         __u16 code;
596         __u16 mon_class_nr;
597         __u8 per_code;
598         __u8 per_atmid;
599         __u8 exc_access_id;
600         __u8 per_access_id;
601         __u8 op_access_id;
602 #define KVM_S390_PGM_FLAGS_ILC_VALID    0x01
603 #define KVM_S390_PGM_FLAGS_ILC_0        0x02
604 #define KVM_S390_PGM_FLAGS_ILC_1        0x04
605 #define KVM_S390_PGM_FLAGS_ILC_MASK     0x06
606 #define KVM_S390_PGM_FLAGS_NO_REWIND    0x08
607         __u8 flags;
608         __u8 pad[2];
609 };
610 
611 struct kvm_s390_prefix_info {
612         __u32 address;
613 };
614 
615 struct kvm_s390_extcall_info {
616         __u16 code;
617 };
618 
619 struct kvm_s390_emerg_info {
620         __u16 code;
621 };
622 
623 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
624 struct kvm_s390_stop_info {
625         __u32 flags;
626 };
627 
628 struct kvm_s390_mchk_info {
629         __u64 cr14;
630         __u64 mcic;
631         __u64 failing_storage_address;
632         __u32 ext_damage_code;
633         __u32 pad;
634         __u8 fixed_logout[16];
635 };
636 
637 struct kvm_s390_irq {
638         __u64 type;
639         union {
640                 struct kvm_s390_io_info io;
641                 struct kvm_s390_ext_info ext;
642                 struct kvm_s390_pgm_info pgm;
643                 struct kvm_s390_emerg_info emerg;
644                 struct kvm_s390_extcall_info extcall;
645                 struct kvm_s390_prefix_info prefix;
646                 struct kvm_s390_stop_info stop;
647                 struct kvm_s390_mchk_info mchk;
648                 char reserved[64];
649         } u;
650 };
651 
652 struct kvm_s390_irq_state {
653         __u64 buf;
654         __u32 flags;        /* will stay unused for compatibility reasons */
655         __u32 len;
656         __u32 reserved[4];  /* will stay unused for compatibility reasons */
657 };
658 
659 /* for KVM_SET_GUEST_DEBUG */
660 
661 #define KVM_GUESTDBG_ENABLE             0x00000001
662 #define KVM_GUESTDBG_SINGLESTEP         0x00000002
663 
664 struct kvm_guest_debug {
665         __u32 control;
666         __u32 pad;
667         struct kvm_guest_debug_arch arch;
668 };
669 
670 enum {
671         kvm_ioeventfd_flag_nr_datamatch,
672         kvm_ioeventfd_flag_nr_pio,
673         kvm_ioeventfd_flag_nr_deassign,
674         kvm_ioeventfd_flag_nr_virtio_ccw_notify,
675         kvm_ioeventfd_flag_nr_fast_mmio,
676         kvm_ioeventfd_flag_nr_max,
677 };
678 
679 #define KVM_IOEVENTFD_FLAG_DATAMATCH (1 << kvm_ioeventfd_flag_nr_datamatch)
680 #define KVM_IOEVENTFD_FLAG_PIO       (1 << kvm_ioeventfd_flag_nr_pio)
681 #define KVM_IOEVENTFD_FLAG_DEASSIGN  (1 << kvm_ioeventfd_flag_nr_deassign)
682 #define KVM_IOEVENTFD_FLAG_VIRTIO_CCW_NOTIFY \
683         (1 << kvm_ioeventfd_flag_nr_virtio_ccw_notify)
684 
685 #define KVM_IOEVENTFD_VALID_FLAG_MASK  ((1 << kvm_ioeventfd_flag_nr_max) - 1)
686 
687 struct kvm_ioeventfd {
688         __u64 datamatch;
689         __u64 addr;        /* legal pio/mmio address */
690         __u32 len;         /* 1, 2, 4, or 8 bytes; or 0 to ignore length */
691         __s32 fd;
692         __u32 flags;
693         __u8  pad[36];
694 };
695 
696 #define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
697 #define KVM_X86_DISABLE_EXITS_HLT            (1 << 1)
698 #define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
699 #define KVM_X86_DISABLE_EXITS_CSTATE         (1 << 3)
700 #define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
701                                               KVM_X86_DISABLE_EXITS_HLT | \
702                                               KVM_X86_DISABLE_EXITS_PAUSE | \
703                                               KVM_X86_DISABLE_EXITS_CSTATE)
704 
705 /* for KVM_ENABLE_CAP */
706 struct kvm_enable_cap {
707         /* in */
708         __u32 cap;
709         __u32 flags;
710         __u64 args[4];
711         __u8  pad[64];
712 };
713 
714 /* for KVM_PPC_GET_PVINFO */
715 
716 #define KVM_PPC_PVINFO_FLAGS_EV_IDLE   (1<<0)
717 
718 struct kvm_ppc_pvinfo {
719         /* out */
720         __u32 flags;
721         __u32 hcall[4];
722         __u8  pad[108];
723 };
724 
725 /* for KVM_PPC_GET_SMMU_INFO */
726 #define KVM_PPC_PAGE_SIZES_MAX_SZ       8
727 
728 struct kvm_ppc_one_page_size {
729         __u32 page_shift;       /* Page shift (or 0) */
730         __u32 pte_enc;          /* Encoding in the HPTE (>>12) */
731 };
732 
733 struct kvm_ppc_one_seg_page_size {
734         __u32 page_shift;       /* Base page shift of segment (or 0) */
735         __u32 slb_enc;          /* SLB encoding for BookS */
736         struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ];
737 };
738 
739 #define KVM_PPC_PAGE_SIZES_REAL         0x00000001
740 #define KVM_PPC_1T_SEGMENTS             0x00000002
741 #define KVM_PPC_NO_HASH                 0x00000004
742 
743 struct kvm_ppc_smmu_info {
744         __u64 flags;
745         __u32 slb_size;
746         __u16 data_keys;        /* # storage keys supported for data */
747         __u16 instr_keys;       /* # storage keys supported for instructions */
748         struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ];
749 };
750 
751 /* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */
752 struct kvm_ppc_resize_hpt {
753         __u64 flags;
754         __u32 shift;
755         __u32 pad;
756 };
757 
758 #define KVMIO 0xAE
759 
760 /* machine type bits, to be used as argument to KVM_CREATE_VM */
761 #define KVM_VM_S390_UCONTROL    1
762 
763 /* on ppc, 0 indicate default, 1 should force HV and 2 PR */
764 #define KVM_VM_PPC_HV 1
765 #define KVM_VM_PPC_PR 2
766 
767 /* on MIPS, 0 forces trap & emulate, 1 forces VZ ASE */
768 #define KVM_VM_MIPS_TE          0
769 #define KVM_VM_MIPS_VZ          1
770 
771 #define KVM_S390_SIE_PAGE_OFFSET 1
772 
773 /*
774  * On arm64, machine type can be used to request the physical
775  * address size for the VM. Bits[7-0] are reserved for the guest
776  * PA size shift (i.e, log2(PA_Size)). For backward compatibility,
777  * value 0 implies the default IPA size, 40bits.
778  */
779 #define KVM_VM_TYPE_ARM_IPA_SIZE_MASK   0xffULL
780 #define KVM_VM_TYPE_ARM_IPA_SIZE(x)             \
781         ((x) & KVM_VM_TYPE_ARM_IPA_SIZE_MASK)
782 /*
783  * ioctls for /dev/kvm fds:
784  */
785 #define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
786 #define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
787 #define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
788 
789 #define KVM_S390_ENABLE_SIE       _IO(KVMIO,   0x06)
790 /*
791  * Check if a kvm extension is available.  Argument is extension number,
792  * return is 1 (yes) or 0 (no, sorry).
793  */
794 #define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
795 /*
796  * Get size for mmap(vcpu_fd)
797  */
798 #define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */
799 #define KVM_GET_SUPPORTED_CPUID   _IOWR(KVMIO, 0x05, struct kvm_cpuid2)
800 #define KVM_TRACE_ENABLE          __KVM_DEPRECATED_MAIN_W_0x06
801 #define KVM_TRACE_PAUSE           __KVM_DEPRECATED_MAIN_0x07
802 #define KVM_TRACE_DISABLE         __KVM_DEPRECATED_MAIN_0x08
803 #define KVM_GET_EMULATED_CPUID    _IOWR(KVMIO, 0x09, struct kvm_cpuid2)
804 #define KVM_GET_MSR_FEATURE_INDEX_LIST    _IOWR(KVMIO, 0x0a, struct kvm_msr_list)
805 
806 /*
807  * Extension capability list.
808  */
809 #define KVM_CAP_IRQCHIP   0
810 #define KVM_CAP_HLT       1
811 #define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
812 #define KVM_CAP_USER_MEMORY 3
813 #define KVM_CAP_SET_TSS_ADDR 4
814 #define KVM_CAP_VAPIC 6
815 #define KVM_CAP_EXT_CPUID 7
816 #define KVM_CAP_CLOCKSOURCE 8
817 #define KVM_CAP_NR_VCPUS 9       /* returns recommended max vcpus per vm */
818 #define KVM_CAP_NR_MEMSLOTS 10   /* returns max memory slots per vm */
819 #define KVM_CAP_PIT 11
820 #define KVM_CAP_NOP_IO_DELAY 12
821 #define KVM_CAP_PV_MMU 13
822 #define KVM_CAP_MP_STATE 14
823 #define KVM_CAP_COALESCED_MMIO 15
824 #define KVM_CAP_SYNC_MMU 16  /* Changes to host mmap are reflected in guest */
825 #define KVM_CAP_IOMMU 18
826 /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */
827 #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21
828 #define KVM_CAP_USER_NMI 22
829 #ifdef __KVM_HAVE_GUEST_DEBUG
830 #define KVM_CAP_SET_GUEST_DEBUG 23
831 #endif
832 #ifdef __KVM_HAVE_PIT
833 #define KVM_CAP_REINJECT_CONTROL 24
834 #endif
835 #define KVM_CAP_IRQ_ROUTING 25
836 #define KVM_CAP_IRQ_INJECT_STATUS 26
837 #define KVM_CAP_ASSIGN_DEV_IRQ 29
838 /* Another bug in KVM_SET_USER_MEMORY_REGION fixed: */
839 #define KVM_CAP_JOIN_MEMORY_REGIONS_WORKS 30
840 #ifdef __KVM_HAVE_MCE
841 #define KVM_CAP_MCE 31
842 #endif
843 #define KVM_CAP_IRQFD 32
844 #ifdef __KVM_HAVE_PIT
845 #define KVM_CAP_PIT2 33
846 #endif
847 #define KVM_CAP_SET_BOOT_CPU_ID 34
848 #ifdef __KVM_HAVE_PIT_STATE2
849 #define KVM_CAP_PIT_STATE2 35
850 #endif
851 #define KVM_CAP_IOEVENTFD 36
852 #define KVM_CAP_SET_IDENTITY_MAP_ADDR 37
853 #ifdef __KVM_HAVE_XEN_HVM
854 #define KVM_CAP_XEN_HVM 38
855 #endif
856 #define KVM_CAP_ADJUST_CLOCK 39
857 #define KVM_CAP_INTERNAL_ERROR_DATA 40
858 #ifdef __KVM_HAVE_VCPU_EVENTS
859 #define KVM_CAP_VCPU_EVENTS 41
860 #endif
861 #define KVM_CAP_S390_PSW 42
862 #define KVM_CAP_PPC_SEGSTATE 43
863 #define KVM_CAP_HYPERV 44
864 #define KVM_CAP_HYPERV_VAPIC 45
865 #define KVM_CAP_HYPERV_SPIN 46
866 #define KVM_CAP_PCI_SEGMENT 47
867 #define KVM_CAP_PPC_PAIRED_SINGLES 48
868 #define KVM_CAP_INTR_SHADOW 49
869 #ifdef __KVM_HAVE_DEBUGREGS
870 #define KVM_CAP_DEBUGREGS 50
871 #endif
872 #define KVM_CAP_X86_ROBUST_SINGLESTEP 51
873 #define KVM_CAP_PPC_OSI 52
874 #define KVM_CAP_PPC_UNSET_IRQ 53
875 #define KVM_CAP_ENABLE_CAP 54
876 #ifdef __KVM_HAVE_XSAVE
877 #define KVM_CAP_XSAVE 55
878 #endif
879 #ifdef __KVM_HAVE_XCRS
880 #define KVM_CAP_XCRS 56
881 #endif
882 #define KVM_CAP_PPC_GET_PVINFO 57
883 #define KVM_CAP_PPC_IRQ_LEVEL 58
884 #define KVM_CAP_ASYNC_PF 59
885 #define KVM_CAP_TSC_CONTROL 60
886 #define KVM_CAP_GET_TSC_KHZ 61
887 #define KVM_CAP_PPC_BOOKE_SREGS 62
888 #define KVM_CAP_SPAPR_TCE 63
889 #define KVM_CAP_PPC_SMT 64
890 #define KVM_CAP_PPC_RMA 65
891 #define KVM_CAP_MAX_VCPUS 66       /* returns max vcpus per vm */
892 #define KVM_CAP_PPC_HIOR 67
893 #define KVM_CAP_PPC_PAPR 68
894 #define KVM_CAP_SW_TLB 69
895 #define KVM_CAP_ONE_REG 70
896 #define KVM_CAP_S390_GMAP 71
897 #define KVM_CAP_TSC_DEADLINE_TIMER 72
898 #define KVM_CAP_S390_UCONTROL 73
899 #define KVM_CAP_SYNC_REGS 74
900 #define KVM_CAP_PCI_2_3 75
901 #define KVM_CAP_KVMCLOCK_CTRL 76
902 #define KVM_CAP_SIGNAL_MSI 77
903 #define KVM_CAP_PPC_GET_SMMU_INFO 78
904 #define KVM_CAP_S390_COW 79
905 #define KVM_CAP_PPC_ALLOC_HTAB 80
906 #define KVM_CAP_READONLY_MEM 81
907 #define KVM_CAP_IRQFD_RESAMPLE 82
908 #define KVM_CAP_PPC_BOOKE_WATCHDOG 83
909 #define KVM_CAP_PPC_HTAB_FD 84
910 #define KVM_CAP_S390_CSS_SUPPORT 85
911 #define KVM_CAP_PPC_EPR 86
912 #define KVM_CAP_ARM_PSCI 87
913 #define KVM_CAP_ARM_SET_DEVICE_ADDR 88
914 #define KVM_CAP_DEVICE_CTRL 89
915 #define KVM_CAP_IRQ_MPIC 90
916 #define KVM_CAP_PPC_RTAS 91
917 #define KVM_CAP_IRQ_XICS 92
918 #define KVM_CAP_ARM_EL1_32BIT 93
919 #define KVM_CAP_SPAPR_MULTITCE 94
920 #define KVM_CAP_EXT_EMUL_CPUID 95
921 #define KVM_CAP_HYPERV_TIME 96
922 #define KVM_CAP_IOAPIC_POLARITY_IGNORED 97
923 #define KVM_CAP_ENABLE_CAP_VM 98
924 #define KVM_CAP_S390_IRQCHIP 99
925 #define KVM_CAP_IOEVENTFD_NO_LENGTH 100
926 #define KVM_CAP_VM_ATTRIBUTES 101
927 #define KVM_CAP_ARM_PSCI_0_2 102
928 #define KVM_CAP_PPC_FIXUP_HCALL 103
929 #define KVM_CAP_PPC_ENABLE_HCALL 104
930 #define KVM_CAP_CHECK_EXTENSION_VM 105
931 #define KVM_CAP_S390_USER_SIGP 106
932 #define KVM_CAP_S390_VECTOR_REGISTERS 107
933 #define KVM_CAP_S390_MEM_OP 108
934 #define KVM_CAP_S390_USER_STSI 109
935 #define KVM_CAP_S390_SKEYS 110
936 #define KVM_CAP_MIPS_FPU 111
937 #define KVM_CAP_MIPS_MSA 112
938 #define KVM_CAP_S390_INJECT_IRQ 113
939 #define KVM_CAP_S390_IRQ_STATE 114
940 #define KVM_CAP_PPC_HWRNG 115
941 #define KVM_CAP_DISABLE_QUIRKS 116
942 #define KVM_CAP_X86_SMM 117
943 #define KVM_CAP_MULTI_ADDRESS_SPACE 118
944 #define KVM_CAP_GUEST_DEBUG_HW_BPS 119
945 #define KVM_CAP_GUEST_DEBUG_HW_WPS 120
946 #define KVM_CAP_SPLIT_IRQCHIP 121
947 #define KVM_CAP_IOEVENTFD_ANY_LENGTH 122
948 #define KVM_CAP_HYPERV_SYNIC 123
949 #define KVM_CAP_S390_RI 124
950 #define KVM_CAP_SPAPR_TCE_64 125
951 #define KVM_CAP_ARM_PMU_V3 126
952 #define KVM_CAP_VCPU_ATTRIBUTES 127
953 #define KVM_CAP_MAX_VCPU_ID 128
954 #define KVM_CAP_X2APIC_API 129
955 #define KVM_CAP_S390_USER_INSTR0 130
956 #define KVM_CAP_MSI_DEVID 131
957 #define KVM_CAP_PPC_HTM 132
958 #define KVM_CAP_SPAPR_RESIZE_HPT 133
959 #define KVM_CAP_PPC_MMU_RADIX 134
960 #define KVM_CAP_PPC_MMU_HASH_V3 135
961 #define KVM_CAP_IMMEDIATE_EXIT 136
962 #define KVM_CAP_MIPS_VZ 137
963 #define KVM_CAP_MIPS_TE 138
964 #define KVM_CAP_MIPS_64BIT 139
965 #define KVM_CAP_S390_GS 140
966 #define KVM_CAP_S390_AIS 141
967 #define KVM_CAP_SPAPR_TCE_VFIO 142
968 #define KVM_CAP_X86_DISABLE_EXITS 143
969 #define KVM_CAP_ARM_USER_IRQ 144
970 #define KVM_CAP_S390_CMMA_MIGRATION 145
971 #define KVM_CAP_PPC_FWNMI 146
972 #define KVM_CAP_PPC_SMT_POSSIBLE 147
973 #define KVM_CAP_HYPERV_SYNIC2 148
974 #define KVM_CAP_HYPERV_VP_INDEX 149
975 #define KVM_CAP_S390_AIS_MIGRATION 150
976 #define KVM_CAP_PPC_GET_CPU_CHAR 151
977 #define KVM_CAP_S390_BPB 152
978 #define KVM_CAP_GET_MSR_FEATURES 153
979 #define KVM_CAP_HYPERV_EVENTFD 154
980 #define KVM_CAP_HYPERV_TLBFLUSH 155
981 #define KVM_CAP_S390_HPAGE_1M 156
982 #define KVM_CAP_NESTED_STATE 157
983 #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
984 #define KVM_CAP_MSR_PLATFORM_INFO 159
985 #define KVM_CAP_PPC_NESTED_HV 160
986 #define KVM_CAP_HYPERV_SEND_IPI 161
987 #define KVM_CAP_COALESCED_PIO 162
988 #define KVM_CAP_HYPERV_ENLIGHTENED_VMCS 163
989 #define KVM_CAP_EXCEPTION_PAYLOAD 164
990 #define KVM_CAP_ARM_VM_IPA_SIZE 165
991 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT 166 /* Obsolete */
992 #define KVM_CAP_HYPERV_CPUID 167
993 #define KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2 168
994 #define KVM_CAP_PPC_IRQ_XIVE 169
995 #define KVM_CAP_ARM_SVE 170
996 #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
997 #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
998 #define KVM_CAP_PMU_EVENT_FILTER 173
999 
1000 #ifdef KVM_CAP_IRQ_ROUTING
1001 
1002 struct kvm_irq_routing_irqchip {
1003         __u32 irqchip;
1004         __u32 pin;
1005 };
1006 
1007 struct kvm_irq_routing_msi {
1008         __u32 address_lo;
1009         __u32 address_hi;
1010         __u32 data;
1011         union {
1012                 __u32 pad;
1013                 __u32 devid;
1014         };
1015 };
1016 
1017 struct kvm_irq_routing_s390_adapter {
1018         __u64 ind_addr;
1019         __u64 summary_addr;
1020         __u64 ind_offset;
1021         __u32 summary_offset;
1022         __u32 adapter_id;
1023 };
1024 
1025 struct kvm_irq_routing_hv_sint {
1026         __u32 vcpu;
1027         __u32 sint;
1028 };
1029 
1030 /* gsi routing entry types */
1031 #define KVM_IRQ_ROUTING_IRQCHIP 1
1032 #define KVM_IRQ_ROUTING_MSI 2
1033 #define KVM_IRQ_ROUTING_S390_ADAPTER 3
1034 #define KVM_IRQ_ROUTING_HV_SINT 4
1035 
1036 struct kvm_irq_routing_entry {
1037         __u32 gsi;
1038         __u32 type;
1039         __u32 flags;
1040         __u32 pad;
1041         union {
1042                 struct kvm_irq_routing_irqchip irqchip;
1043                 struct kvm_irq_routing_msi msi;
1044                 struct kvm_irq_routing_s390_adapter adapter;
1045                 struct kvm_irq_routing_hv_sint hv_sint;
1046                 __u32 pad[8];
1047         } u;
1048 };
1049 
1050 struct kvm_irq_routing {
1051         __u32 nr;
1052         __u32 flags;
1053         struct kvm_irq_routing_entry entries[0];
1054 };
1055 
1056 #endif
1057 
1058 #ifdef KVM_CAP_MCE
1059 /* x86 MCE */
1060 struct kvm_x86_mce {
1061         __u64 status;
1062         __u64 addr;
1063         __u64 misc;
1064         __u64 mcg_status;
1065         __u8 bank;
1066         __u8 pad1[7];
1067         __u64 pad2[3];
1068 };
1069 #endif
1070 
1071 #ifdef KVM_CAP_XEN_HVM
1072 struct kvm_xen_hvm_config {
1073         __u32 flags;
1074         __u32 msr;
1075         __u64 blob_addr_32;
1076         __u64 blob_addr_64;
1077         __u8 blob_size_32;
1078         __u8 blob_size_64;
1079         __u8 pad2[30];
1080 };
1081 #endif
1082 
1083 #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0)
1084 /*
1085  * Available with KVM_CAP_IRQFD_RESAMPLE
1086  *
1087  * KVM_IRQFD_FLAG_RESAMPLE indicates resamplefd is valid and specifies
1088  * the irqfd to operate in resampling mode for level triggered interrupt
1089  * emulation.  See Documentation/virt/kvm/api.txt.
1090  */
1091 #define KVM_IRQFD_FLAG_RESAMPLE (1 << 1)
1092 
1093 struct kvm_irqfd {
1094         __u32 fd;
1095         __u32 gsi;
1096         __u32 flags;
1097         __u32 resamplefd;
1098         __u8  pad[16];
1099 };
1100 
1101 /* For KVM_CAP_ADJUST_CLOCK */
1102 
1103 /* Do not use 1, KVM_CHECK_EXTENSION returned it before we had flags.  */
1104 #define KVM_CLOCK_TSC_STABLE            2
1105 
1106 struct kvm_clock_data {
1107         __u64 clock;
1108         __u32 flags;
1109         __u32 pad[9];
1110 };
1111 
1112 /* For KVM_CAP_SW_TLB */
1113 
1114 #define KVM_MMU_FSL_BOOKE_NOHV          0
1115 #define KVM_MMU_FSL_BOOKE_HV            1
1116 
1117 struct kvm_config_tlb {
1118         __u64 params;
1119         __u64 array;
1120         __u32 mmu_type;
1121         __u32 array_len;
1122 };
1123 
1124 struct kvm_dirty_tlb {
1125         __u64 bitmap;
1126         __u32 num_dirty;
1127 };
1128 
1129 /* Available with KVM_CAP_ONE_REG */
1130 
1131 #define KVM_REG_ARCH_MASK       0xff00000000000000ULL
1132 #define KVM_REG_GENERIC         0x0000000000000000ULL
1133 
1134 /*
1135  * Architecture specific registers are to be defined in arch headers and
1136  * ORed with the arch identifier.
1137  */
1138 #define KVM_REG_PPC             0x1000000000000000ULL
1139 #define KVM_REG_X86             0x2000000000000000ULL
1140 #define KVM_REG_IA64            0x3000000000000000ULL
1141 #define KVM_REG_ARM             0x4000000000000000ULL
1142 #define KVM_REG_S390            0x5000000000000000ULL
1143 #define KVM_REG_ARM64           0x6000000000000000ULL
1144 #define KVM_REG_MIPS            0x7000000000000000ULL
1145 
1146 #define KVM_REG_SIZE_SHIFT      52
1147 #define KVM_REG_SIZE_MASK       0x00f0000000000000ULL
1148 #define KVM_REG_SIZE_U8         0x0000000000000000ULL
1149 #define KVM_REG_SIZE_U16        0x0010000000000000ULL
1150 #define KVM_REG_SIZE_U32        0x0020000000000000ULL
1151 #define KVM_REG_SIZE_U64        0x0030000000000000ULL
1152 #define KVM_REG_SIZE_U128       0x0040000000000000ULL
1153 #define KVM_REG_SIZE_U256       0x0050000000000000ULL
1154 #define KVM_REG_SIZE_U512       0x0060000000000000ULL
1155 #define KVM_REG_SIZE_U1024      0x0070000000000000ULL
1156 #define KVM_REG_SIZE_U2048      0x0080000000000000ULL
1157 
1158 struct kvm_reg_list {
1159         __u64 n; /* number of regs */
1160         __u64 reg[0];
1161 };
1162 
1163 struct kvm_one_reg {
1164         __u64 id;
1165         __u64 addr;
1166 };
1167 
1168 #define KVM_MSI_VALID_DEVID     (1U << 0)
1169 struct kvm_msi {
1170         __u32 address_lo;
1171         __u32 address_hi;
1172         __u32 data;
1173         __u32 flags;
1174         __u32 devid;
1175         __u8  pad[12];
1176 };
1177 
1178 struct kvm_arm_device_addr {
1179         __u64 id;
1180         __u64 addr;
1181 };
1182 
1183 /*
1184  * Device control API, available with KVM_CAP_DEVICE_CTRL
1185  */
1186 #define KVM_CREATE_DEVICE_TEST          1
1187 
1188 struct kvm_create_device {
1189         __u32   type;   /* in: KVM_DEV_TYPE_xxx */
1190         __u32   fd;     /* out: device handle */
1191         __u32   flags;  /* in: KVM_CREATE_DEVICE_xxx */
1192 };
1193 
1194 struct kvm_device_attr {
1195         __u32   flags;          /* no flags currently defined */
1196         __u32   group;          /* device-defined */
1197         __u64   attr;           /* group-defined */
1198         __u64   addr;           /* userspace address of attr data */
1199 };
1200 
1201 #define  KVM_DEV_VFIO_GROUP                     1
1202 #define   KVM_DEV_VFIO_GROUP_ADD                        1
1203 #define   KVM_DEV_VFIO_GROUP_DEL                        2
1204 #define   KVM_DEV_VFIO_GROUP_SET_SPAPR_TCE              3
1205 
1206 enum kvm_device_type {
1207         KVM_DEV_TYPE_FSL_MPIC_20        = 1,
1208 #define KVM_DEV_TYPE_FSL_MPIC_20        KVM_DEV_TYPE_FSL_MPIC_20
1209         KVM_DEV_TYPE_FSL_MPIC_42,
1210 #define KVM_DEV_TYPE_FSL_MPIC_42        KVM_DEV_TYPE_FSL_MPIC_42
1211         KVM_DEV_TYPE_XICS,
1212 #define KVM_DEV_TYPE_XICS               KVM_DEV_TYPE_XICS
1213         KVM_DEV_TYPE_VFIO,
1214 #define KVM_DEV_TYPE_VFIO               KVM_DEV_TYPE_VFIO
1215         KVM_DEV_TYPE_ARM_VGIC_V2,
1216 #define KVM_DEV_TYPE_ARM_VGIC_V2        KVM_DEV_TYPE_ARM_VGIC_V2
1217         KVM_DEV_TYPE_FLIC,
1218 #define KVM_DEV_TYPE_FLIC               KVM_DEV_TYPE_FLIC
1219         KVM_DEV_TYPE_ARM_VGIC_V3,
1220 #define KVM_DEV_TYPE_ARM_VGIC_V3        KVM_DEV_TYPE_ARM_VGIC_V3
1221         KVM_DEV_TYPE_ARM_VGIC_ITS,
1222 #define KVM_DEV_TYPE_ARM_VGIC_ITS       KVM_DEV_TYPE_ARM_VGIC_ITS
1223         KVM_DEV_TYPE_XIVE,
1224 #define KVM_DEV_TYPE_XIVE               KVM_DEV_TYPE_XIVE
1225         KVM_DEV_TYPE_MAX,
1226 };
1227 
1228 struct kvm_vfio_spapr_tce {
1229         __s32   groupfd;
1230         __s32   tablefd;
1231 };
1232 
1233 /*
1234  * ioctls for VM fds
1235  */
1236 #define KVM_SET_MEMORY_REGION     _IOW(KVMIO,  0x40, struct kvm_memory_region)
1237 /*
1238  * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
1239  * a vcpu fd.
1240  */
1241 #define KVM_CREATE_VCPU           _IO(KVMIO,   0x41)
1242 #define KVM_GET_DIRTY_LOG         _IOW(KVMIO,  0x42, struct kvm_dirty_log)
1243 /* KVM_SET_MEMORY_ALIAS is obsolete: */
1244 #define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO,  0x43, struct kvm_memory_alias)
1245 #define KVM_SET_NR_MMU_PAGES      _IO(KVMIO,   0x44)
1246 #define KVM_GET_NR_MMU_PAGES      _IO(KVMIO,   0x45)
1247 #define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46, \
1248                                         struct kvm_userspace_memory_region)
1249 #define KVM_SET_TSS_ADDR          _IO(KVMIO,   0x47)
1250 #define KVM_SET_IDENTITY_MAP_ADDR _IOW(KVMIO,  0x48, __u64)
1251 
1252 /* enable ucontrol for s390 */
1253 struct kvm_s390_ucas_mapping {
1254         __u64 user_addr;
1255         __u64 vcpu_addr;
1256         __u64 length;
1257 };
1258 #define KVM_S390_UCAS_MAP        _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping)
1259 #define KVM_S390_UCAS_UNMAP      _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping)
1260 #define KVM_S390_VCPU_FAULT      _IOW(KVMIO, 0x52, unsigned long)
1261 
1262 /* Device model IOC */
1263 #define KVM_CREATE_IRQCHIP        _IO(KVMIO,   0x60)
1264 #define KVM_IRQ_LINE              _IOW(KVMIO,  0x61, struct kvm_irq_level)
1265 #define KVM_GET_IRQCHIP           _IOWR(KVMIO, 0x62, struct kvm_irqchip)
1266 #define KVM_SET_IRQCHIP           _IOR(KVMIO,  0x63, struct kvm_irqchip)
1267 #define KVM_CREATE_PIT            _IO(KVMIO,   0x64)
1268 #define KVM_GET_PIT               _IOWR(KVMIO, 0x65, struct kvm_pit_state)
1269 #define KVM_SET_PIT               _IOR(KVMIO,  0x66, struct kvm_pit_state)
1270 #define KVM_IRQ_LINE_STATUS       _IOWR(KVMIO, 0x67, struct kvm_irq_level)
1271 #define KVM_REGISTER_COALESCED_MMIO \
1272                         _IOW(KVMIO,  0x67, struct kvm_coalesced_mmio_zone)
1273 #define KVM_UNREGISTER_COALESCED_MMIO \
1274                         _IOW(KVMIO,  0x68, struct kvm_coalesced_mmio_zone)
1275 #define KVM_ASSIGN_PCI_DEVICE     _IOR(KVMIO,  0x69, \
1276                                        struct kvm_assigned_pci_dev)
1277 #define KVM_SET_GSI_ROUTING       _IOW(KVMIO,  0x6a, struct kvm_irq_routing)
1278 /* deprecated, replaced by KVM_ASSIGN_DEV_IRQ */
1279 #define KVM_ASSIGN_IRQ            __KVM_DEPRECATED_VM_R_0x70
1280 #define KVM_ASSIGN_DEV_IRQ        _IOW(KVMIO,  0x70, struct kvm_assigned_irq)
1281 #define KVM_REINJECT_CONTROL      _IO(KVMIO,   0x71)
1282 #define KVM_DEASSIGN_PCI_DEVICE   _IOW(KVMIO,  0x72, \
1283                                        struct kvm_assigned_pci_dev)
1284 #define KVM_ASSIGN_SET_MSIX_NR    _IOW(KVMIO,  0x73, \
1285                                        struct kvm_assigned_msix_nr)
1286 #define KVM_ASSIGN_SET_MSIX_ENTRY _IOW(KVMIO,  0x74, \
1287                                        struct kvm_assigned_msix_entry)
1288 #define KVM_DEASSIGN_DEV_IRQ      _IOW(KVMIO,  0x75, struct kvm_assigned_irq)
1289 #define KVM_IRQFD                 _IOW(KVMIO,  0x76, struct kvm_irqfd)
1290 #define KVM_CREATE_PIT2           _IOW(KVMIO,  0x77, struct kvm_pit_config)
1291 #define KVM_SET_BOOT_CPU_ID       _IO(KVMIO,   0x78)
1292 #define KVM_IOEVENTFD             _IOW(KVMIO,  0x79, struct kvm_ioeventfd)
1293 #define KVM_XEN_HVM_CONFIG        _IOW(KVMIO,  0x7a, struct kvm_xen_hvm_config)
1294 #define KVM_SET_CLOCK             _IOW(KVMIO,  0x7b, struct kvm_clock_data)
1295 #define KVM_GET_CLOCK             _IOR(KVMIO,  0x7c, struct kvm_clock_data)
1296 /* Available with KVM_CAP_PIT_STATE2 */
1297 #define KVM_GET_PIT2              _IOR(KVMIO,  0x9f, struct kvm_pit_state2)
1298 #define KVM_SET_PIT2              _IOW(KVMIO,  0xa0, struct kvm_pit_state2)
1299 /* Available with KVM_CAP_PPC_GET_PVINFO */
1300 #define KVM_PPC_GET_PVINFO        _IOW(KVMIO,  0xa1, struct kvm_ppc_pvinfo)
1301 /* Available with KVM_CAP_TSC_CONTROL */
1302 #define KVM_SET_TSC_KHZ           _IO(KVMIO,  0xa2)
1303 #define KVM_GET_TSC_KHZ           _IO(KVMIO,  0xa3)
1304 /* Available with KVM_CAP_PCI_2_3 */
1305 #define KVM_ASSIGN_SET_INTX_MASK  _IOW(KVMIO,  0xa4, \
1306                                        struct kvm_assigned_pci_dev)
1307 /* Available with KVM_CAP_SIGNAL_MSI */
1308 #define KVM_SIGNAL_MSI            _IOW(KVMIO,  0xa5, struct kvm_msi)
1309 /* Available with KVM_CAP_PPC_GET_SMMU_INFO */
1310 #define KVM_PPC_GET_SMMU_INFO     _IOR(KVMIO,  0xa6, struct kvm_ppc_smmu_info)
1311 /* Available with KVM_CAP_PPC_ALLOC_HTAB */
1312 #define KVM_PPC_ALLOCATE_HTAB     _IOWR(KVMIO, 0xa7, __u32)
1313 #define KVM_CREATE_SPAPR_TCE      _IOW(KVMIO,  0xa8, struct kvm_create_spapr_tce)
1314 #define KVM_CREATE_SPAPR_TCE_64   _IOW(KVMIO,  0xa8, \
1315                                        struct kvm_create_spapr_tce_64)
1316 /* Available with KVM_CAP_RMA */
1317 #define KVM_ALLOCATE_RMA          _IOR(KVMIO,  0xa9, struct kvm_allocate_rma)
1318 /* Available with KVM_CAP_PPC_HTAB_FD */
1319 #define KVM_PPC_GET_HTAB_FD       _IOW(KVMIO,  0xaa, struct kvm_get_htab_fd)
1320 /* Available with KVM_CAP_ARM_SET_DEVICE_ADDR */
1321 #define KVM_ARM_SET_DEVICE_ADDR   _IOW(KVMIO,  0xab, struct kvm_arm_device_addr)
1322 /* Available with KVM_CAP_PPC_RTAS */
1323 #define KVM_PPC_RTAS_DEFINE_TOKEN _IOW(KVMIO,  0xac, struct kvm_rtas_token_args)
1324 /* Available with KVM_CAP_SPAPR_RESIZE_HPT */
1325 #define KVM_PPC_RESIZE_HPT_PREPARE _IOR(KVMIO, 0xad, struct kvm_ppc_resize_hpt)
1326 #define KVM_PPC_RESIZE_HPT_COMMIT  _IOR(KVMIO, 0xae, struct kvm_ppc_resize_hpt)
1327 /* Available with KVM_CAP_PPC_RADIX_MMU or KVM_CAP_PPC_HASH_MMU_V3 */
1328 #define KVM_PPC_CONFIGURE_V3_MMU  _IOW(KVMIO,  0xaf, struct kvm_ppc_mmuv3_cfg)
1329 /* Available with KVM_CAP_PPC_RADIX_MMU */
1330 #define KVM_PPC_GET_RMMU_INFO     _IOW(KVMIO,  0xb0, struct kvm_ppc_rmmu_info)
1331 /* Available with KVM_CAP_PPC_GET_CPU_CHAR */
1332 #define KVM_PPC_GET_CPU_CHAR      _IOR(KVMIO,  0xb1, struct kvm_ppc_cpu_char)
1333 /* Available with KVM_CAP_PMU_EVENT_FILTER */
1334 #define KVM_SET_PMU_EVENT_FILTER  _IOW(KVMIO,  0xb2, struct kvm_pmu_event_filter)
1335 
1336 /* ioctl for vm fd */
1337 #define KVM_CREATE_DEVICE         _IOWR(KVMIO,  0xe0, struct kvm_create_device)
1338 
1339 /* ioctls for fds returned by KVM_CREATE_DEVICE */
1340 #define KVM_SET_DEVICE_ATTR       _IOW(KVMIO,  0xe1, struct kvm_device_attr)
1341 #define KVM_GET_DEVICE_ATTR       _IOW(KVMIO,  0xe2, struct kvm_device_attr)
1342 #define KVM_HAS_DEVICE_ATTR       _IOW(KVMIO,  0xe3, struct kvm_device_attr)
1343 
1344 /*
1345  * ioctls for vcpu fds
1346  */
1347 #define KVM_RUN                   _IO(KVMIO,   0x80)
1348 #define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
1349 #define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
1350 #define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
1351 #define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
1352 #define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
1353 #define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
1354 /* KVM_DEBUG_GUEST is no longer supported, use KVM_SET_GUEST_DEBUG instead */
1355 #define KVM_DEBUG_GUEST           __KVM_DEPRECATED_VCPU_W_0x87
1356 #define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
1357 #define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
1358 #define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
1359 #define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
1360 #define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
1361 #define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
1362 #define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
1363 #define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)
1364 #define KVM_SET_CPUID2            _IOW(KVMIO,  0x90, struct kvm_cpuid2)
1365 #define KVM_GET_CPUID2            _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
1366 /* Available with KVM_CAP_VAPIC */
1367 #define KVM_TPR_ACCESS_REPORTING  _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
1368 /* Available with KVM_CAP_VAPIC */
1369 #define KVM_SET_VAPIC_ADDR        _IOW(KVMIO,  0x93, struct kvm_vapic_addr)
1370 /* valid for virtual machine (for floating interrupt)_and_ vcpu */
1371 #define KVM_S390_INTERRUPT        _IOW(KVMIO,  0x94, struct kvm_s390_interrupt)
1372 /* store status for s390 */
1373 #define KVM_S390_STORE_STATUS_NOADDR    (-1ul)
1374 #define KVM_S390_STORE_STATUS_PREFIXED  (-2ul)
1375 #define KVM_S390_STORE_STATUS     _IOW(KVMIO,  0x95, unsigned long)
1376 /* initial ipl psw for s390 */
1377 #define KVM_S390_SET_INITIAL_PSW  _IOW(KVMIO,  0x96, struct kvm_s390_psw)
1378 /* initial reset for s390 */
1379 #define KVM_S390_INITIAL_RESET    _IO(KVMIO,   0x97)
1380 #define KVM_GET_MP_STATE          _IOR(KVMIO,  0x98, struct kvm_mp_state)
1381 #define KVM_SET_MP_STATE          _IOW(KVMIO,  0x99, struct kvm_mp_state)
1382 /* Available with KVM_CAP_USER_NMI */
1383 #define KVM_NMI                   _IO(KVMIO,   0x9a)
1384 /* Available with KVM_CAP_SET_GUEST_DEBUG */
1385 #define KVM_SET_GUEST_DEBUG       _IOW(KVMIO,  0x9b, struct kvm_guest_debug)
1386 /* MCE for x86 */
1387 #define KVM_X86_SETUP_MCE         _IOW(KVMIO,  0x9c, __u64)
1388 #define KVM_X86_GET_MCE_CAP_SUPPORTED _IOR(KVMIO,  0x9d, __u64)
1389 #define KVM_X86_SET_MCE           _IOW(KVMIO,  0x9e, struct kvm_x86_mce)
1390 /* Available with KVM_CAP_VCPU_EVENTS */
1391 #define KVM_GET_VCPU_EVENTS       _IOR(KVMIO,  0x9f, struct kvm_vcpu_events)
1392 #define KVM_SET_VCPU_EVENTS       _IOW(KVMIO,  0xa0, struct kvm_vcpu_events)
1393 /* Available with KVM_CAP_DEBUGREGS */
1394 #define KVM_GET_DEBUGREGS         _IOR(KVMIO,  0xa1, struct kvm_debugregs)
1395 #define KVM_SET_DEBUGREGS         _IOW(KVMIO,  0xa2, struct kvm_debugregs)
1396 /*
1397  * vcpu version available with KVM_ENABLE_CAP
1398  * vm version available with KVM_CAP_ENABLE_CAP_VM
1399  */
1400 #define KVM_ENABLE_CAP            _IOW(KVMIO,  0xa3, struct kvm_enable_cap)
1401 /* Available with KVM_CAP_XSAVE */
1402 #define KVM_GET_XSAVE             _IOR(KVMIO,  0xa4, struct kvm_xsave)
1403 #define KVM_SET_XSAVE             _IOW(KVMIO,  0xa5, struct kvm_xsave)
1404 /* Available with KVM_CAP_XCRS */
1405 #define KVM_GET_XCRS              _IOR(KVMIO,  0xa6, struct kvm_xcrs)
1406 #define KVM_SET_XCRS              _IOW(KVMIO,  0xa7, struct kvm_xcrs)
1407 /* Available with KVM_CAP_SW_TLB */
1408 #define KVM_DIRTY_TLB             _IOW(KVMIO,  0xaa, struct kvm_dirty_tlb)
1409 /* Available with KVM_CAP_ONE_REG */
1410 #define KVM_GET_ONE_REG           _IOW(KVMIO,  0xab, struct kvm_one_reg)
1411 #define KVM_SET_ONE_REG           _IOW(KVMIO,  0xac, struct kvm_one_reg)
1412 /* VM is being stopped by host */
1413 #define KVM_KVMCLOCK_CTRL         _IO(KVMIO,   0xad)
1414 #define KVM_ARM_VCPU_INIT         _IOW(KVMIO,  0xae, struct kvm_vcpu_init)
1415 #define KVM_ARM_PREFERRED_TARGET  _IOR(KVMIO,  0xaf, struct kvm_vcpu_init)
1416 #define KVM_GET_REG_LIST          _IOWR(KVMIO, 0xb0, struct kvm_reg_list)
1417 /* Available with KVM_CAP_S390_MEM_OP */
1418 #define KVM_S390_MEM_OP           _IOW(KVMIO,  0xb1, struct kvm_s390_mem_op)
1419 /* Available with KVM_CAP_S390_SKEYS */
1420 #define KVM_S390_GET_SKEYS      _IOW(KVMIO, 0xb2, struct kvm_s390_skeys)
1421 #define KVM_S390_SET_SKEYS      _IOW(KVMIO, 0xb3, struct kvm_s390_skeys)
1422 /* Available with KVM_CAP_S390_INJECT_IRQ */
1423 #define KVM_S390_IRQ              _IOW(KVMIO,  0xb4, struct kvm_s390_irq)
1424 /* Available with KVM_CAP_S390_IRQ_STATE */
1425 #define KVM_S390_SET_IRQ_STATE    _IOW(KVMIO, 0xb5, struct kvm_s390_irq_state)
1426 #define KVM_S390_GET_IRQ_STATE    _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
1427 /* Available with KVM_CAP_X86_SMM */
1428 #define KVM_SMI                   _IO(KVMIO,   0xb7)
1429 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
1430 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct kvm_s390_cmma_log)
1431 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
1432 /* Memory Encryption Commands */
1433 #define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
1434 
1435 struct kvm_enc_region {
1436         __u64 addr;
1437         __u64 size;
1438 };
1439 
1440 #define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct kvm_enc_region)
1441 #define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct kvm_enc_region)
1442 
1443 /* Available with KVM_CAP_HYPERV_EVENTFD */
1444 #define KVM_HYPERV_EVENTFD        _IOW(KVMIO,  0xbd, struct kvm_hyperv_eventfd)
1445 
1446 /* Available with KVM_CAP_NESTED_STATE */
1447 #define KVM_GET_NESTED_STATE         _IOWR(KVMIO, 0xbe, struct kvm_nested_state)
1448 #define KVM_SET_NESTED_STATE         _IOW(KVMIO,  0xbf, struct kvm_nested_state)
1449 
1450 /* Available with KVM_CAP_MANUAL_DIRTY_LOG_PROTECT_2 */
1451 #define KVM_CLEAR_DIRTY_LOG          _IOWR(KVMIO, 0xc0, struct kvm_clear_dirty_log)
1452 
1453 /* Available with KVM_CAP_HYPERV_CPUID */
1454 #define KVM_GET_SUPPORTED_HV_CPUID _IOWR(KVMIO, 0xc1, struct kvm_cpuid2)
1455 
1456 /* Available with KVM_CAP_ARM_SVE */
1457 #define KVM_ARM_VCPU_FINALIZE     _IOW(KVMIO,  0xc2, int)
1458 
1459 /* Secure Encrypted Virtualization command */
1460 enum sev_cmd_id {
1461         /* Guest initialization commands */
1462         KVM_SEV_INIT = 0,
1463         KVM_SEV_ES_INIT,
1464         /* Guest launch commands */
1465         KVM_SEV_LAUNCH_START,
1466         KVM_SEV_LAUNCH_UPDATE_DATA,
1467         KVM_SEV_LAUNCH_UPDATE_VMSA,
1468         KVM_SEV_LAUNCH_SECRET,
1469         KVM_SEV_LAUNCH_MEASURE,
1470         KVM_SEV_LAUNCH_FINISH,
1471         /* Guest migration commands (outgoing) */
1472         KVM_SEV_SEND_START,
1473         KVM_SEV_SEND_UPDATE_DATA,
1474         KVM_SEV_SEND_UPDATE_VMSA,
1475         KVM_SEV_SEND_FINISH,
1476         /* Guest migration commands (incoming) */
1477         KVM_SEV_RECEIVE_START,
1478         KVM_SEV_RECEIVE_UPDATE_DATA,
1479         KVM_SEV_RECEIVE_UPDATE_VMSA,
1480         KVM_SEV_RECEIVE_FINISH,
1481         /* Guest status and debug commands */
1482         KVM_SEV_GUEST_STATUS,
1483         KVM_SEV_DBG_DECRYPT,
1484         KVM_SEV_DBG_ENCRYPT,
1485         /* Guest certificates commands */
1486         KVM_SEV_CERT_EXPORT,
1487 
1488         KVM_SEV_NR_MAX,
1489 };
1490 
1491 struct kvm_sev_cmd {
1492         __u32 id;
1493         __u64 data;
1494         __u32 error;
1495         __u32 sev_fd;
1496 };
1497 
1498 struct kvm_sev_launch_start {
1499         __u32 handle;
1500         __u32 policy;
1501         __u64 dh_uaddr;
1502         __u32 dh_len;
1503         __u64 session_uaddr;
1504         __u32 session_len;
1505 };
1506 
1507 struct kvm_sev_launch_update_data {
1508         __u64 uaddr;
1509         __u32 len;
1510 };
1511 
1512 
1513 struct kvm_sev_launch_secret {
1514         __u64 hdr_uaddr;
1515         __u32 hdr_len;
1516         __u64 guest_uaddr;
1517         __u32 guest_len;
1518         __u64 trans_uaddr;
1519         __u32 trans_len;
1520 };
1521 
1522 struct kvm_sev_launch_measure {
1523         __u64 uaddr;
1524         __u32 len;
1525 };
1526 
1527 struct kvm_sev_guest_status {
1528         __u32 handle;
1529         __u32 policy;
1530         __u32 state;
1531 };
1532 
1533 struct kvm_sev_dbg {
1534         __u64 src_uaddr;
1535         __u64 dst_uaddr;
1536         __u32 len;
1537 };
1538 
1539 #define KVM_DEV_ASSIGN_ENABLE_IOMMU     (1 << 0)
1540 #define KVM_DEV_ASSIGN_PCI_2_3          (1 << 1)
1541 #define KVM_DEV_ASSIGN_MASK_INTX        (1 << 2)
1542 
1543 struct kvm_assigned_pci_dev {
1544         __u32 assigned_dev_id;
1545         __u32 busnr;
1546         __u32 devfn;
1547         __u32 flags;
1548         __u32 segnr;
1549         union {
1550                 __u32 reserved[11];
1551         };
1552 };
1553 
1554 #define KVM_DEV_IRQ_HOST_INTX    (1 << 0)
1555 #define KVM_DEV_IRQ_HOST_MSI     (1 << 1)
1556 #define KVM_DEV_IRQ_HOST_MSIX    (1 << 2)
1557 
1558 #define KVM_DEV_IRQ_GUEST_INTX   (1 << 8)
1559 #define KVM_DEV_IRQ_GUEST_MSI    (1 << 9)
1560 #define KVM_DEV_IRQ_GUEST_MSIX   (1 << 10)
1561 
1562 #define KVM_DEV_IRQ_HOST_MASK    0x00ff
1563 #define KVM_DEV_IRQ_GUEST_MASK   0xff00
1564 
1565 struct kvm_assigned_irq {
1566         __u32 assigned_dev_id;
1567         __u32 host_irq; /* ignored (legacy field) */
1568         __u32 guest_irq;
1569         __u32 flags;
1570         union {
1571                 __u32 reserved[12];
1572         };
1573 };
1574 
1575 struct kvm_assigned_msix_nr {
1576         __u32 assigned_dev_id;
1577         __u16 entry_nr;
1578         __u16 padding;
1579 };
1580 
1581 #define KVM_MAX_MSIX_PER_DEV            256
1582 struct kvm_assigned_msix_entry {
1583         __u32 assigned_dev_id;
1584         __u32 gsi;
1585         __u16 entry; /* The index of entry in the MSI-X table */
1586         __u16 padding[3];
1587 };
1588 
1589 #define KVM_X2APIC_API_USE_32BIT_IDS            (1ULL << 0)
1590 #define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK  (1ULL << 1)
1591 
1592 /* Available with KVM_CAP_ARM_USER_IRQ */
1593 
1594 /* Bits for run->s.regs.device_irq_level */
1595 #define KVM_ARM_DEV_EL1_VTIMER          (1 << 0)
1596 #define KVM_ARM_DEV_EL1_PTIMER          (1 << 1)
1597 #define KVM_ARM_DEV_PMU                 (1 << 2)
1598 
1599 struct kvm_hyperv_eventfd {
1600         __u32 conn_id;
1601         __s32 fd;
1602         __u32 flags;
1603         __u32 padding[3];
1604 };
1605 
1606 #define KVM_HYPERV_CONN_ID_MASK         0x00ffffff
1607 #define KVM_HYPERV_EVENTFD_DEASSIGN     (1 << 0)
1608 
1609 #endif /* __LINUX_KVM_H */
1610 

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