1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011 NetApp, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _VMM_DEV_H_ 32 #define _VMM_DEV_H_ 33 34 #ifdef _KERNEL 35 void vmmdev_init(void); 36 int vmmdev_cleanup(void); 37 #endif 38 39 struct vm_memmap { 40 vm_paddr_t gpa; 41 int segid; /* memory segment */ 42 vm_ooffset_t segoff; /* offset into memory segment */ 43 size_t len; /* mmap length */ 44 int prot; /* RWX */ 45 int flags; 46 }; 47 #define VM_MEMMAP_F_WIRED 0x01 48 #define VM_MEMMAP_F_IOMMU 0x02 49 50 #define VM_MEMSEG_NAME(m) ((m)->name[0] != '\0' ? (m)->name : NULL) 51 struct vm_memseg { 52 int segid; 53 size_t len; 54 char name[SPECNAMELEN + 1]; 55 }; 56 57 struct vm_register { 58 int cpuid; 59 int regnum; /* enum vm_reg_name */ 60 uint64_t regval; 61 }; 62 63 struct vm_seg_desc { /* data or code segment */ 64 int cpuid; 65 int regnum; /* enum vm_reg_name */ 66 struct seg_desc desc; 67 }; 68 69 struct vm_register_set { 70 int cpuid; 71 unsigned int count; 72 const int *regnums; /* enum vm_reg_name */ 73 uint64_t *regvals; 74 }; 75 76 struct vm_run { 77 int cpuid; 78 struct vm_exit vm_exit; 79 }; 80 81 struct vm_exception { 82 int cpuid; 83 int vector; 84 uint32_t error_code; 85 int error_code_valid; 86 int restart_instruction; 87 }; 88 89 struct vm_lapic_msi { 90 uint64_t msg; 91 uint64_t addr; 92 }; 93 94 struct vm_lapic_irq { 95 int cpuid; 96 int vector; 97 }; 98 99 struct vm_ioapic_irq { 100 int irq; 101 }; 102 103 struct vm_isa_irq { 104 int atpic_irq; 105 int ioapic_irq; 106 }; 107 108 struct vm_isa_irq_trigger { 109 int atpic_irq; 110 enum vm_intr_trigger trigger; 111 }; 112 113 struct vm_capability { 114 int cpuid; 115 enum vm_cap_type captype; 116 int capval; 117 int allcpus; 118 }; 119 120 struct vm_pptdev { 121 int bus; 122 int slot; 123 int func; 124 }; 125 126 struct vm_pptdev_mmio { 127 int bus; 128 int slot; 129 int func; 130 vm_paddr_t gpa; 131 vm_paddr_t hpa; 132 size_t len; 133 }; 134 135 struct vm_pptdev_msi { 136 int vcpu; 137 int bus; 138 int slot; 139 int func; 140 int numvec; /* 0 means disabled */ 141 uint64_t msg; 142 uint64_t addr; 143 }; 144 145 struct vm_pptdev_msix { 146 int vcpu; 147 int bus; 148 int slot; 149 int func; 150 int idx; 151 uint64_t msg; 152 uint32_t vector_control; 153 uint64_t addr; 154 }; 155 156 struct vm_nmi { 157 int cpuid; 158 }; 159 160 #define MAX_VM_STATS 64 161 struct vm_stats { 162 int cpuid; /* in */ 163 int num_entries; /* out */ 164 struct timeval tv; 165 uint64_t statbuf[MAX_VM_STATS]; 166 }; 167 168 struct vm_stat_desc { 169 int index; /* in */ 170 char desc[128]; /* out */ 171 }; 172 173 struct vm_x2apic { 174 int cpuid; 175 enum x2apic_state state; 176 }; 177 178 struct vm_gpa_pte { 179 uint64_t gpa; /* in */ 180 uint64_t pte[4]; /* out */ 181 int ptenum; 182 }; 183 184 struct vm_hpet_cap { 185 uint32_t capabilities; /* lower 32 bits of HPET capabilities */ 186 }; 187 188 struct vm_suspend { 189 enum vm_suspend_how how; 190 }; 191 192 struct vm_gla2gpa { 193 int vcpuid; /* inputs */ 194 int prot; /* PROT_READ or PROT_WRITE */ 195 uint64_t gla; 196 struct vm_guest_paging paging; 197 int fault; /* outputs */ 198 uint64_t gpa; 199 }; 200 201 struct vm_activate_cpu { 202 int vcpuid; 203 }; 204 205 struct vm_cpuset { 206 int which; 207 int cpusetsize; 208 cpuset_t *cpus; 209 }; 210 #define VM_ACTIVE_CPUS 0 211 #define VM_SUSPENDED_CPUS 1 212 213 struct vm_intinfo { 214 int vcpuid; 215 uint64_t info1; 216 uint64_t info2; 217 }; 218 219 struct vm_rtc_time { 220 time_t secs; 221 }; 222 223 struct vm_rtc_data { 224 int offset; 225 uint8_t value; 226 }; 227 228 enum { 229 /* general routines */ 230 IOCNUM_ABIVERS = 0, 231 IOCNUM_RUN = 1, 232 IOCNUM_SET_CAPABILITY = 2, 233 IOCNUM_GET_CAPABILITY = 3, 234 IOCNUM_SUSPEND = 4, 235 IOCNUM_REINIT = 5, 236 237 /* memory apis */ 238 IOCNUM_MAP_MEMORY = 10, /* deprecated */ 239 IOCNUM_GET_MEMORY_SEG = 11, /* deprecated */ 240 IOCNUM_GET_GPA_PMAP = 12, 241 IOCNUM_GLA2GPA = 13, 242 IOCNUM_ALLOC_MEMSEG = 14, 243 IOCNUM_GET_MEMSEG = 15, 244 IOCNUM_MMAP_MEMSEG = 16, 245 IOCNUM_MMAP_GETNEXT = 17, 246 IOCNUM_GLA2GPA_NOFAULT = 18, 247 248 /* register/state accessors */ 249 IOCNUM_SET_REGISTER = 20, 250 IOCNUM_GET_REGISTER = 21, 251 IOCNUM_SET_SEGMENT_DESCRIPTOR = 22, 252 IOCNUM_GET_SEGMENT_DESCRIPTOR = 23, 253 IOCNUM_SET_REGISTER_SET = 24, 254 IOCNUM_GET_REGISTER_SET = 25, 255 256 /* interrupt injection */ 257 IOCNUM_GET_INTINFO = 28, 258 IOCNUM_SET_INTINFO = 29, 259 IOCNUM_INJECT_EXCEPTION = 30, 260 IOCNUM_LAPIC_IRQ = 31, 261 IOCNUM_INJECT_NMI = 32, 262 IOCNUM_IOAPIC_ASSERT_IRQ = 33, 263 IOCNUM_IOAPIC_DEASSERT_IRQ = 34, 264 IOCNUM_IOAPIC_PULSE_IRQ = 35, 265 IOCNUM_LAPIC_MSI = 36, 266 IOCNUM_LAPIC_LOCAL_IRQ = 37, 267 IOCNUM_IOAPIC_PINCOUNT = 38, 268 IOCNUM_RESTART_INSTRUCTION = 39, 269 270 /* PCI pass-thru */ 271 IOCNUM_BIND_PPTDEV = 40, 272 IOCNUM_UNBIND_PPTDEV = 41, 273 IOCNUM_MAP_PPTDEV_MMIO = 42, 274 IOCNUM_PPTDEV_MSI = 43, 275 IOCNUM_PPTDEV_MSIX = 44, 276 277 /* statistics */ 278 IOCNUM_VM_STATS = 50, 279 IOCNUM_VM_STAT_DESC = 51, 280 281 /* kernel device state */ 282 IOCNUM_SET_X2APIC_STATE = 60, 283 IOCNUM_GET_X2APIC_STATE = 61, 284 IOCNUM_GET_HPET_CAPABILITIES = 62, 285 286 /* legacy interrupt injection */ 287 IOCNUM_ISA_ASSERT_IRQ = 80, 288 IOCNUM_ISA_DEASSERT_IRQ = 81, 289 IOCNUM_ISA_PULSE_IRQ = 82, 290 IOCNUM_ISA_SET_IRQ_TRIGGER = 83, 291 292 /* vm_cpuset */ 293 IOCNUM_ACTIVATE_CPU = 90, 294 IOCNUM_GET_CPUSET = 91, 295 296 /* RTC */ 297 IOCNUM_RTC_READ = 100, 298 IOCNUM_RTC_WRITE = 101, 299 IOCNUM_RTC_SETTIME = 102, 300 IOCNUM_RTC_GETTIME = 103, 301 }; 302 303 #define VM_RUN \ 304 _IOWR('v', IOCNUM_RUN, struct vm_run) 305 #define VM_SUSPEND \ 306 _IOW('v', IOCNUM_SUSPEND, struct vm_suspend) 307 #define VM_REINIT \ 308 _IO('v', IOCNUM_REINIT) 309 #define VM_ALLOC_MEMSEG \ 310 _IOW('v', IOCNUM_ALLOC_MEMSEG, struct vm_memseg) 311 #define VM_GET_MEMSEG \ 312 _IOWR('v', IOCNUM_GET_MEMSEG, struct vm_memseg) 313 #define VM_MMAP_MEMSEG \ 314 _IOW('v', IOCNUM_MMAP_MEMSEG, struct vm_memmap) 315 #define VM_MMAP_GETNEXT \ 316 _IOWR('v', IOCNUM_MMAP_GETNEXT, struct vm_memmap) 317 #define VM_SET_REGISTER \ 318 _IOW('v', IOCNUM_SET_REGISTER, struct vm_register) 319 #define VM_GET_REGISTER \ 320 _IOWR('v', IOCNUM_GET_REGISTER, struct vm_register) 321 #define VM_SET_SEGMENT_DESCRIPTOR \ 322 _IOW('v', IOCNUM_SET_SEGMENT_DESCRIPTOR, struct vm_seg_desc) 323 #define VM_GET_SEGMENT_DESCRIPTOR \ 324 _IOWR('v', IOCNUM_GET_SEGMENT_DESCRIPTOR, struct vm_seg_desc) 325 #define VM_SET_REGISTER_SET \ 326 _IOW('v', IOCNUM_SET_REGISTER_SET, struct vm_register_set) 327 #define VM_GET_REGISTER_SET \ 328 _IOWR('v', IOCNUM_GET_REGISTER_SET, struct vm_register_set) 329 #define VM_INJECT_EXCEPTION \ 330 _IOW('v', IOCNUM_INJECT_EXCEPTION, struct vm_exception) 331 #define VM_LAPIC_IRQ \ 332 _IOW('v', IOCNUM_LAPIC_IRQ, struct vm_lapic_irq) 333 #define VM_LAPIC_LOCAL_IRQ \ 334 _IOW('v', IOCNUM_LAPIC_LOCAL_IRQ, struct vm_lapic_irq) 335 #define VM_LAPIC_MSI \ 336 _IOW('v', IOCNUM_LAPIC_MSI, struct vm_lapic_msi) 337 #define VM_IOAPIC_ASSERT_IRQ \ 338 _IOW('v', IOCNUM_IOAPIC_ASSERT_IRQ, struct vm_ioapic_irq) 339 #define VM_IOAPIC_DEASSERT_IRQ \ 340 _IOW('v', IOCNUM_IOAPIC_DEASSERT_IRQ, struct vm_ioapic_irq) 341 #define VM_IOAPIC_PULSE_IRQ \ 342 _IOW('v', IOCNUM_IOAPIC_PULSE_IRQ, struct vm_ioapic_irq) 343 #define VM_IOAPIC_PINCOUNT \ 344 _IOR('v', IOCNUM_IOAPIC_PINCOUNT, int) 345 #define VM_ISA_ASSERT_IRQ \ 346 _IOW('v', IOCNUM_ISA_ASSERT_IRQ, struct vm_isa_irq) 347 #define VM_ISA_DEASSERT_IRQ \ 348 _IOW('v', IOCNUM_ISA_DEASSERT_IRQ, struct vm_isa_irq) 349 #define VM_ISA_PULSE_IRQ \ 350 _IOW('v', IOCNUM_ISA_PULSE_IRQ, struct vm_isa_irq) 351 #define VM_ISA_SET_IRQ_TRIGGER \ 352 _IOW('v', IOCNUM_ISA_SET_IRQ_TRIGGER, struct vm_isa_irq_trigger) 353 #define VM_SET_CAPABILITY \ 354 _IOW('v', IOCNUM_SET_CAPABILITY, struct vm_capability) 355 #define VM_GET_CAPABILITY \ 356 _IOWR('v', IOCNUM_GET_CAPABILITY, struct vm_capability) 357 #define VM_BIND_PPTDEV \ 358 _IOW('v', IOCNUM_BIND_PPTDEV, struct vm_pptdev) 359 #define VM_UNBIND_PPTDEV \ 360 _IOW('v', IOCNUM_UNBIND_PPTDEV, struct vm_pptdev) 361 #define VM_MAP_PPTDEV_MMIO \ 362 _IOW('v', IOCNUM_MAP_PPTDEV_MMIO, struct vm_pptdev_mmio) 363 #define VM_PPTDEV_MSI \ 364 _IOW('v', IOCNUM_PPTDEV_MSI, struct vm_pptdev_msi) 365 #define VM_PPTDEV_MSIX \ 366 _IOW('v', IOCNUM_PPTDEV_MSIX, struct vm_pptdev_msix) 367 #define VM_INJECT_NMI \ 368 _IOW('v', IOCNUM_INJECT_NMI, struct vm_nmi) 369 #define VM_STATS \ 370 _IOWR('v', IOCNUM_VM_STATS, struct vm_stats) 371 #define VM_STAT_DESC \ 372 _IOWR('v', IOCNUM_VM_STAT_DESC, struct vm_stat_desc) 373 #define VM_SET_X2APIC_STATE \ 374 _IOW('v', IOCNUM_SET_X2APIC_STATE, struct vm_x2apic) 375 #define VM_GET_X2APIC_STATE \ 376 _IOWR('v', IOCNUM_GET_X2APIC_STATE, struct vm_x2apic) 377 #define VM_GET_HPET_CAPABILITIES \ 378 _IOR('v', IOCNUM_GET_HPET_CAPABILITIES, struct vm_hpet_cap) 379 #define VM_GET_GPA_PMAP \ 380 _IOWR('v', IOCNUM_GET_GPA_PMAP, struct vm_gpa_pte) 381 #define VM_GLA2GPA \ 382 _IOWR('v', IOCNUM_GLA2GPA, struct vm_gla2gpa) 383 #define VM_GLA2GPA_NOFAULT \ 384 _IOWR('v', IOCNUM_GLA2GPA_NOFAULT, struct vm_gla2gpa) 385 #define VM_ACTIVATE_CPU \ 386 _IOW('v', IOCNUM_ACTIVATE_CPU, struct vm_activate_cpu) 387 #define VM_GET_CPUS \ 388 _IOW('v', IOCNUM_GET_CPUSET, struct vm_cpuset) 389 #define VM_SET_INTINFO \ 390 _IOW('v', IOCNUM_SET_INTINFO, struct vm_intinfo) 391 #define VM_GET_INTINFO \ 392 _IOWR('v', IOCNUM_GET_INTINFO, struct vm_intinfo) 393 #define VM_RTC_WRITE \ 394 _IOW('v', IOCNUM_RTC_WRITE, struct vm_rtc_data) 395 #define VM_RTC_READ \ 396 _IOWR('v', IOCNUM_RTC_READ, struct vm_rtc_data) 397 #define VM_RTC_SETTIME \ 398 _IOW('v', IOCNUM_RTC_SETTIME, struct vm_rtc_time) 399 #define VM_RTC_GETTIME \ 400 _IOR('v', IOCNUM_RTC_GETTIME, struct vm_rtc_time) 401 #define VM_RESTART_INSTRUCTION \ 402 _IOW('v', IOCNUM_RESTART_INSTRUCTION, int) 403 #endif 404