1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef __LINUX_KVM_S390_H 3 #define __LINUX_KVM_S390_H 4 /* 5 * KVM s390 specific structures and definitions 6 * 7 * Copyright IBM Corp. 2008, 2018 8 * 9 * Author(s): Carsten Otte <cotte@de.ibm.com> 10 * Christian Borntraeger <borntraeger@de.ibm.com> 11 */ 12 #include <linux/types.h> 13 14 #define __KVM_S390 15 16 struct kvm_s390_skeys { 17 __u64 start_gfn; 18 __u64 count; 19 __u64 skeydata_addr; 20 __u32 flags; 21 __u32 reserved[9]; 22 }; 23 24 #define KVM_S390_CMMA_PEEK (1 << 0) 25 26 /** 27 * kvm_s390_cmma_log - Used for CMMA migration. 28 * 29 * Used both for input and output. 30 * 31 * @start_gfn: Guest page number to start from. 32 * @count: Size of the result buffer. 33 * @flags: Control operation mode via KVM_S390_CMMA_* flags 34 * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty 35 * pages are still remaining. 36 * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set 37 * in the PGSTE. 38 * @values: Pointer to the values buffer. 39 * 40 * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. 41 */ 42 struct kvm_s390_cmma_log { 43 __u64 start_gfn; 44 __u32 count; 45 __u32 flags; 46 union { 47 __u64 remaining; 48 __u64 mask; 49 }; 50 __u64 values; 51 }; 52 53 #define KVM_S390_RESET_POR 1 54 #define KVM_S390_RESET_CLEAR 2 55 #define KVM_S390_RESET_SUBSYSTEM 4 56 #define KVM_S390_RESET_CPU_INIT 8 57 #define KVM_S390_RESET_IPL 16 58 59 /* for KVM_S390_MEM_OP */ 60 struct kvm_s390_mem_op { 61 /* in */ 62 __u64 gaddr; /* the guest address */ 63 __u64 flags; /* flags */ 64 __u32 size; /* amount of bytes */ 65 __u32 op; /* type of operation */ 66 __u64 buf; /* buffer in userspace */ 67 union { 68 struct { 69 __u8 ar; /* the access register number */ 70 __u8 key; /* access key, ignored if flag unset */ 71 __u8 pad1[6]; /* ignored */ 72 __u64 old_addr; /* ignored if cmpxchg flag unset */ 73 }; 74 __u32 sida_offset; /* offset into the sida */ 75 __u8 reserved[32]; /* ignored */ 76 }; 77 }; 78 /* types for kvm_s390_mem_op->op */ 79 #define KVM_S390_MEMOP_LOGICAL_READ 0 80 #define KVM_S390_MEMOP_LOGICAL_WRITE 1 81 #define KVM_S390_MEMOP_SIDA_READ 2 82 #define KVM_S390_MEMOP_SIDA_WRITE 3 83 #define KVM_S390_MEMOP_ABSOLUTE_READ 4 84 #define KVM_S390_MEMOP_ABSOLUTE_WRITE 5 85 #define KVM_S390_MEMOP_ABSOLUTE_CMPXCHG 6 86 87 /* flags for kvm_s390_mem_op->flags */ 88 #define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) 89 #define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) 90 #define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2) 91 92 /* flags specifying extension support via KVM_CAP_S390_MEM_OP_EXTENSION */ 93 #define KVM_S390_MEMOP_EXTENSION_CAP_BASE (1 << 0) 94 #define KVM_S390_MEMOP_EXTENSION_CAP_CMPXCHG (1 << 1) 95 96 struct kvm_s390_psw { 97 __u64 mask; 98 __u64 addr; 99 }; 100 101 /* valid values for type in kvm_s390_interrupt */ 102 #define KVM_S390_SIGP_STOP 0xfffe0000u 103 #define KVM_S390_PROGRAM_INT 0xfffe0001u 104 #define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u 105 #define KVM_S390_RESTART 0xfffe0003u 106 #define KVM_S390_INT_PFAULT_INIT 0xfffe0004u 107 #define KVM_S390_INT_PFAULT_DONE 0xfffe0005u 108 #define KVM_S390_MCHK 0xfffe1000u 109 #define KVM_S390_INT_CLOCK_COMP 0xffff1004u 110 #define KVM_S390_INT_CPU_TIMER 0xffff1005u 111 #define KVM_S390_INT_VIRTIO 0xffff2603u 112 #define KVM_S390_INT_SERVICE 0xffff2401u 113 #define KVM_S390_INT_EMERGENCY 0xffff1201u 114 #define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u 115 /* Anything below 0xfffe0000u is taken by INT_IO */ 116 #define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ 117 (((schid)) | \ 118 ((ssid) << 16) | \ 119 ((cssid) << 18) | \ 120 ((ai) << 26)) 121 #define KVM_S390_INT_IO_MIN 0x00000000u 122 #define KVM_S390_INT_IO_MAX 0xfffdffffu 123 #define KVM_S390_INT_IO_AI_MASK 0x04000000u 124 125 126 struct kvm_s390_interrupt { 127 __u32 type; 128 __u32 parm; 129 __u64 parm64; 130 }; 131 132 struct kvm_s390_io_info { 133 __u16 subchannel_id; 134 __u16 subchannel_nr; 135 __u32 io_int_parm; 136 __u32 io_int_word; 137 }; 138 139 struct kvm_s390_ext_info { 140 __u32 ext_params; 141 __u32 pad; 142 __u64 ext_params2; 143 }; 144 145 struct kvm_s390_pgm_info { 146 __u64 trans_exc_code; 147 __u64 mon_code; 148 __u64 per_address; 149 __u32 data_exc_code; 150 __u16 code; 151 __u16 mon_class_nr; 152 __u8 per_code; 153 __u8 per_atmid; 154 __u8 exc_access_id; 155 __u8 per_access_id; 156 __u8 op_access_id; 157 #define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 158 #define KVM_S390_PGM_FLAGS_ILC_0 0x02 159 #define KVM_S390_PGM_FLAGS_ILC_1 0x04 160 #define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 161 #define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 162 __u8 flags; 163 __u8 pad[2]; 164 }; 165 166 struct kvm_s390_prefix_info { 167 __u32 address; 168 }; 169 170 struct kvm_s390_extcall_info { 171 __u16 code; 172 }; 173 174 struct kvm_s390_emerg_info { 175 __u16 code; 176 }; 177 178 #define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 179 struct kvm_s390_stop_info { 180 __u32 flags; 181 }; 182 183 struct kvm_s390_mchk_info { 184 __u64 cr14; 185 __u64 mcic; 186 __u64 failing_storage_address; 187 __u32 ext_damage_code; 188 __u32 pad; 189 __u8 fixed_logout[16]; 190 }; 191 192 struct kvm_s390_irq { 193 __u64 type; 194 union { 195 struct kvm_s390_io_info io; 196 struct kvm_s390_ext_info ext; 197 struct kvm_s390_pgm_info pgm; 198 struct kvm_s390_emerg_info emerg; 199 struct kvm_s390_extcall_info extcall; 200 struct kvm_s390_prefix_info prefix; 201 struct kvm_s390_stop_info stop; 202 struct kvm_s390_mchk_info mchk; 203 char reserved[64]; 204 } u; 205 }; 206 207 struct kvm_s390_irq_state { 208 __u64 buf; 209 __u32 flags; /* will stay unused for compatibility reasons */ 210 __u32 len; 211 __u32 reserved[4]; /* will stay unused for compatibility reasons */ 212 }; 213 214 struct kvm_s390_ucas_mapping { 215 __u64 user_addr; 216 __u64 vcpu_addr; 217 __u64 length; 218 }; 219 220 struct kvm_s390_pv_sec_parm { 221 __u64 origin; 222 __u64 length; 223 }; 224 225 struct kvm_s390_pv_unp { 226 __u64 addr; 227 __u64 size; 228 __u64 tweak; 229 }; 230 231 enum pv_cmd_dmp_id { 232 KVM_PV_DUMP_INIT, 233 KVM_PV_DUMP_CONFIG_STOR_STATE, 234 KVM_PV_DUMP_COMPLETE, 235 KVM_PV_DUMP_CPU, 236 }; 237 238 struct kvm_s390_pv_dmp { 239 __u64 subcmd; 240 __u64 buff_addr; 241 __u64 buff_len; 242 __u64 gaddr; /* For dump storage state */ 243 __u64 reserved[4]; 244 }; 245 246 enum pv_cmd_info_id { 247 KVM_PV_INFO_VM, 248 KVM_PV_INFO_DUMP, 249 }; 250 251 struct kvm_s390_pv_info_dump { 252 __u64 dump_cpu_buffer_len; 253 __u64 dump_config_mem_buffer_per_1m; 254 __u64 dump_config_finalize_len; 255 }; 256 257 struct kvm_s390_pv_info_vm { 258 __u64 inst_calls_list[4]; 259 __u64 max_cpus; 260 __u64 max_guests; 261 __u64 max_guest_addr; 262 __u64 feature_indication; 263 }; 264 265 struct kvm_s390_pv_info_header { 266 __u32 id; 267 __u32 len_max; 268 __u32 len_written; 269 __u32 reserved; 270 }; 271 272 struct kvm_s390_pv_info { 273 struct kvm_s390_pv_info_header header; 274 union { 275 struct kvm_s390_pv_info_dump dump; 276 struct kvm_s390_pv_info_vm vm; 277 }; 278 }; 279 280 enum pv_cmd_id { 281 KVM_PV_ENABLE, 282 KVM_PV_DISABLE, 283 KVM_PV_SET_SEC_PARMS, 284 KVM_PV_UNPACK, 285 KVM_PV_VERIFY, 286 KVM_PV_PREP_RESET, 287 KVM_PV_UNSHARE_ALL, 288 KVM_PV_INFO, 289 KVM_PV_DUMP, 290 KVM_PV_ASYNC_CLEANUP_PREPARE, 291 KVM_PV_ASYNC_CLEANUP_PERFORM, 292 }; 293 294 struct kvm_pv_cmd { 295 __u32 cmd; /* Command to be executed */ 296 __u16 rc; /* Ultravisor return code */ 297 __u16 rrc; /* Ultravisor return reason code */ 298 __u64 data; /* Data or address */ 299 __u32 flags; /* flags for future extensions. Must be 0 for now */ 300 __u32 reserved[3]; 301 }; 302 303 struct kvm_s390_zpci_op { 304 /* in */ 305 __u32 fh; /* target device */ 306 __u8 op; /* operation to perform */ 307 __u8 pad[3]; 308 union { 309 /* for KVM_S390_ZPCIOP_REG_AEN */ 310 struct { 311 __u64 ibv; /* Guest addr of interrupt bit vector */ 312 __u64 sb; /* Guest addr of summary bit */ 313 __u32 flags; 314 __u32 noi; /* Number of interrupts */ 315 __u8 isc; /* Guest interrupt subclass */ 316 __u8 sbo; /* Offset of guest summary bit vector */ 317 __u16 pad; 318 } reg_aen; 319 __u64 reserved[8]; 320 } u; 321 }; 322 323 /* types for kvm_s390_zpci_op->op */ 324 #define KVM_S390_ZPCIOP_REG_AEN 0 325 #define KVM_S390_ZPCIOP_DEREG_AEN 1 326 327 /* flags for kvm_s390_zpci_op->u.reg_aen.flags */ 328 #define KVM_S390_ZPCIOP_REGAEN_HOST (1 << 0) 329 330 /* Device control API: s390-specific devices */ 331 #define KVM_DEV_FLIC_GET_ALL_IRQS 1 332 #define KVM_DEV_FLIC_ENQUEUE 2 333 #define KVM_DEV_FLIC_CLEAR_IRQS 3 334 #define KVM_DEV_FLIC_APF_ENABLE 4 335 #define KVM_DEV_FLIC_APF_DISABLE_WAIT 5 336 #define KVM_DEV_FLIC_ADAPTER_REGISTER 6 337 #define KVM_DEV_FLIC_ADAPTER_MODIFY 7 338 #define KVM_DEV_FLIC_CLEAR_IO_IRQ 8 339 #define KVM_DEV_FLIC_AISM 9 340 #define KVM_DEV_FLIC_AIRQ_INJECT 10 341 #define KVM_DEV_FLIC_AISM_ALL 11 342 /* 343 * We can have up to 4*64k pending subchannels + 8 adapter interrupts, 344 * as well as up to ASYNC_PF_PER_VCPU*KVM_MAX_VCPUS pfault done interrupts. 345 * There are also sclp and machine checks. This gives us 346 * sizeof(kvm_s390_irq)*(4*65536+8+64*64+1+1) = 72 * 266250 = 19170000 347 * Lets round up to 8192 pages. 348 */ 349 #define KVM_S390_MAX_FLOAT_IRQS 266250 350 #define KVM_S390_FLIC_MAX_BUFFER 0x2000000 351 352 struct kvm_s390_io_adapter { 353 __u32 id; 354 __u8 isc; 355 __u8 maskable; 356 __u8 swap; 357 __u8 flags; 358 }; 359 360 #define KVM_S390_ADAPTER_SUPPRESSIBLE 0x01 361 362 struct kvm_s390_ais_req { 363 __u8 isc; 364 __u16 mode; 365 }; 366 367 struct kvm_s390_ais_all { 368 __u8 simm; 369 __u8 nimm; 370 }; 371 372 #define KVM_S390_IO_ADAPTER_MASK 1 373 #define KVM_S390_IO_ADAPTER_MAP 2 374 #define KVM_S390_IO_ADAPTER_UNMAP 3 375 376 struct kvm_s390_io_adapter_req { 377 __u32 id; 378 __u8 type; 379 __u8 mask; 380 __u16 pad0; 381 __u64 addr; 382 }; 383 384 /* kvm attr_group on vm fd */ 385 #define KVM_S390_VM_MEM_CTRL 0 386 #define KVM_S390_VM_TOD 1 387 #define KVM_S390_VM_CRYPTO 2 388 #define KVM_S390_VM_CPU_MODEL 3 389 #define KVM_S390_VM_MIGRATION 4 390 #define KVM_S390_VM_CPU_TOPOLOGY 5 391 392 /* kvm attributes for mem_ctrl */ 393 #define KVM_S390_VM_MEM_ENABLE_CMMA 0 394 #define KVM_S390_VM_MEM_CLR_CMMA 1 395 #define KVM_S390_VM_MEM_LIMIT_SIZE 2 396 397 #define KVM_S390_NO_MEM_LIMIT U64_MAX 398 399 /* kvm attributes for KVM_S390_VM_TOD */ 400 #define KVM_S390_VM_TOD_LOW 0 401 #define KVM_S390_VM_TOD_HIGH 1 402 #define KVM_S390_VM_TOD_EXT 2 403 404 struct kvm_s390_vm_tod_clock { 405 __u8 epoch_idx; 406 __u64 tod; 407 }; 408 409 /* kvm attributes for KVM_S390_VM_CPU_MODEL */ 410 /* processor related attributes are r/w */ 411 #define KVM_S390_VM_CPU_PROCESSOR 0 412 struct kvm_s390_vm_cpu_processor { 413 __u64 cpuid; 414 __u16 ibc; 415 __u8 pad[6]; 416 __u64 fac_list[256]; 417 }; 418 419 /* machine related attributes are r/o */ 420 #define KVM_S390_VM_CPU_MACHINE 1 421 struct kvm_s390_vm_cpu_machine { 422 __u64 cpuid; 423 __u32 ibc; 424 __u8 pad[4]; 425 __u64 fac_mask[256]; 426 __u64 fac_list[256]; 427 }; 428 429 #define KVM_S390_VM_CPU_PROCESSOR_FEAT 2 430 #define KVM_S390_VM_CPU_MACHINE_FEAT 3 431 432 #define KVM_S390_VM_CPU_FEAT_NR_BITS 1024 433 #define KVM_S390_VM_CPU_FEAT_ESOP 0 434 #define KVM_S390_VM_CPU_FEAT_SIEF2 1 435 #define KVM_S390_VM_CPU_FEAT_64BSCAO 2 436 #define KVM_S390_VM_CPU_FEAT_SIIF 3 437 #define KVM_S390_VM_CPU_FEAT_GPERE 4 438 #define KVM_S390_VM_CPU_FEAT_GSLS 5 439 #define KVM_S390_VM_CPU_FEAT_IB 6 440 #define KVM_S390_VM_CPU_FEAT_CEI 7 441 #define KVM_S390_VM_CPU_FEAT_IBS 8 442 #define KVM_S390_VM_CPU_FEAT_SKEY 9 443 #define KVM_S390_VM_CPU_FEAT_CMMA 10 444 #define KVM_S390_VM_CPU_FEAT_PFMFI 11 445 #define KVM_S390_VM_CPU_FEAT_SIGPIF 12 446 #define KVM_S390_VM_CPU_FEAT_KSS 13 447 struct kvm_s390_vm_cpu_feat { 448 __u64 feat[16]; 449 }; 450 451 #define KVM_S390_VM_CPU_PROCESSOR_SUBFUNC 4 452 #define KVM_S390_VM_CPU_MACHINE_SUBFUNC 5 453 /* for "test bit" instructions MSB 0 bit ordering, for "query" raw blocks */ 454 struct kvm_s390_vm_cpu_subfunc { 455 __u8 plo[32]; /* always */ 456 __u8 ptff[16]; /* with TOD-clock steering */ 457 __u8 kmac[16]; /* with MSA */ 458 __u8 kmc[16]; /* with MSA */ 459 __u8 km[16]; /* with MSA */ 460 __u8 kimd[16]; /* with MSA */ 461 __u8 klmd[16]; /* with MSA */ 462 __u8 pckmo[16]; /* with MSA3 */ 463 __u8 kmctr[16]; /* with MSA4 */ 464 __u8 kmf[16]; /* with MSA4 */ 465 __u8 kmo[16]; /* with MSA4 */ 466 __u8 pcc[16]; /* with MSA4 */ 467 __u8 ppno[16]; /* with MSA5 */ 468 __u8 kma[16]; /* with MSA8 */ 469 __u8 kdsa[16]; /* with MSA9 */ 470 __u8 sortl[32]; /* with STFLE.150 */ 471 __u8 dfltcc[32]; /* with STFLE.151 */ 472 __u8 pfcr[16]; /* with STFLE.201 */ 473 __u8 reserved[1712]; 474 }; 475 476 #define KVM_S390_VM_CPU_PROCESSOR_UV_FEAT_GUEST 6 477 #define KVM_S390_VM_CPU_MACHINE_UV_FEAT_GUEST 7 478 479 #define KVM_S390_VM_CPU_UV_FEAT_NR_BITS 64 480 struct kvm_s390_vm_cpu_uv_feat { 481 union { 482 struct { 483 __u64 : 4; 484 __u64 ap : 1; /* bit 4 */ 485 __u64 ap_intr : 1; /* bit 5 */ 486 __u64 : 58; 487 }; 488 __u64 feat; 489 }; 490 }; 491 492 /* kvm attributes for crypto */ 493 #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW 0 494 #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW 1 495 #define KVM_S390_VM_CRYPTO_DISABLE_AES_KW 2 496 #define KVM_S390_VM_CRYPTO_DISABLE_DEA_KW 3 497 #define KVM_S390_VM_CRYPTO_ENABLE_APIE 4 498 #define KVM_S390_VM_CRYPTO_DISABLE_APIE 5 499 500 /* kvm attributes for migration mode */ 501 #define KVM_S390_VM_MIGRATION_STOP 0 502 #define KVM_S390_VM_MIGRATION_START 1 503 #define KVM_S390_VM_MIGRATION_STATUS 2 504 505 /* for KVM_GET_REGS and KVM_SET_REGS */ 506 struct kvm_regs { 507 /* general purpose regs for s390 */ 508 __u64 gprs[16]; 509 }; 510 511 /* for KVM_GET_SREGS and KVM_SET_SREGS */ 512 struct kvm_sregs { 513 __u32 acrs[16]; 514 __u64 crs[16]; 515 }; 516 517 /* for KVM_GET_FPU and KVM_SET_FPU */ 518 struct kvm_fpu { 519 __u32 fpc; 520 __u64 fprs[16]; 521 }; 522 523 #define KVM_GUESTDBG_USE_HW_BP 0x00010000 524 525 #define KVM_HW_BP 1 526 #define KVM_HW_WP_WRITE 2 527 #define KVM_SINGLESTEP 4 528 529 struct kvm_debug_exit_arch { 530 __u64 addr; 531 __u8 type; 532 __u8 pad[7]; /* Should be set to 0 */ 533 }; 534 535 struct kvm_hw_breakpoint { 536 __u64 addr; 537 __u64 phys_addr; 538 __u64 len; 539 __u8 type; 540 __u8 pad[7]; /* Should be set to 0 */ 541 }; 542 543 /* for KVM_SET_GUEST_DEBUG */ 544 struct kvm_guest_debug_arch { 545 __u32 nr_hw_bp; 546 __u32 pad; /* Should be set to 0 */ 547 struct kvm_hw_breakpoint *hw_bp; 548 }; 549 550 /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */ 551 #define KVM_S390_PFAULT_TOKEN_INVALID 0xffffffffffffffffULL 552 553 #define KVM_SYNC_PREFIX (1UL << 0) 554 #define KVM_SYNC_GPRS (1UL << 1) 555 #define KVM_SYNC_ACRS (1UL << 2) 556 #define KVM_SYNC_CRS (1UL << 3) 557 #define KVM_SYNC_ARCH0 (1UL << 4) 558 #define KVM_SYNC_PFAULT (1UL << 5) 559 #define KVM_SYNC_VRS (1UL << 6) 560 #define KVM_SYNC_RICCB (1UL << 7) 561 #define KVM_SYNC_FPRS (1UL << 8) 562 #define KVM_SYNC_GSCB (1UL << 9) 563 #define KVM_SYNC_BPBC (1UL << 10) 564 #define KVM_SYNC_ETOKEN (1UL << 11) 565 #define KVM_SYNC_DIAG318 (1UL << 12) 566 567 #define KVM_SYNC_S390_VALID_FIELDS \ 568 (KVM_SYNC_PREFIX | KVM_SYNC_GPRS | KVM_SYNC_ACRS | KVM_SYNC_CRS | \ 569 KVM_SYNC_ARCH0 | KVM_SYNC_PFAULT | KVM_SYNC_VRS | KVM_SYNC_RICCB | \ 570 KVM_SYNC_FPRS | KVM_SYNC_GSCB | KVM_SYNC_BPBC | KVM_SYNC_ETOKEN | \ 571 KVM_SYNC_DIAG318) 572 573 /* length and alignment of the sdnx as a power of two */ 574 #define SDNXC 8 575 #define SDNXL (1UL << SDNXC) 576 /* definition of registers in kvm_run */ 577 struct kvm_sync_regs { 578 __u64 prefix; /* prefix register */ 579 __u64 gprs[16]; /* general purpose registers */ 580 __u32 acrs[16]; /* access registers */ 581 __u64 crs[16]; /* control registers */ 582 __u64 todpr; /* tod programmable register [ARCH0] */ 583 __u64 cputm; /* cpu timer [ARCH0] */ 584 __u64 ckc; /* clock comparator [ARCH0] */ 585 __u64 pp; /* program parameter [ARCH0] */ 586 __u64 gbea; /* guest breaking-event address [ARCH0] */ 587 __u64 pft; /* pfault token [PFAULT] */ 588 __u64 pfs; /* pfault select [PFAULT] */ 589 __u64 pfc; /* pfault compare [PFAULT] */ 590 union { 591 __u64 vrs[32][2]; /* vector registers (KVM_SYNC_VRS) */ 592 __u64 fprs[16]; /* fp registers (KVM_SYNC_FPRS) */ 593 }; 594 __u8 reserved[512]; /* for future vector expansion */ 595 __u32 fpc; /* valid on KVM_SYNC_VRS or KVM_SYNC_FPRS */ 596 __u8 bpbc : 1; /* bp mode */ 597 __u8 reserved2 : 7; 598 __u8 padding1[51]; /* riccb needs to be 64byte aligned */ 599 __u8 riccb[64]; /* runtime instrumentation controls block */ 600 __u64 diag318; /* diagnose 0x318 info */ 601 __u8 padding2[184]; /* sdnx needs to be 256byte aligned */ 602 union { 603 __u8 sdnx[SDNXL]; /* state description annex */ 604 struct { 605 __u64 reserved1[2]; 606 __u64 gscb[4]; 607 __u64 etoken; 608 __u64 etoken_extension; 609 }; 610 }; 611 }; 612 613 #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) 614 #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) 615 #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) 616 #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) 617 #define KVM_REG_S390_PFTOKEN (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5) 618 #define KVM_REG_S390_PFCOMPARE (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6) 619 #define KVM_REG_S390_PFSELECT (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7) 620 #define KVM_REG_S390_PP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8) 621 #define KVM_REG_S390_GBEA (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9) 622 #endif 623