| 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 | #define KVM_S390_VM_CPU_FEAT_ASTFLEIE2 14 |
| 448 | struct kvm_s390_vm_cpu_feat { |
| 449 | __u64 feat[16]; |
| 450 | }; |
| 451 | |
| 452 | #define KVM_S390_VM_CPU_PROCESSOR_SUBFUNC 4 |
| 453 | #define KVM_S390_VM_CPU_MACHINE_SUBFUNC 5 |
| 454 | /* for "test bit" instructions MSB 0 bit ordering, for "query" raw blocks */ |
| 455 | struct kvm_s390_vm_cpu_subfunc { |
| 456 | __u8 plo[32]; /* always */ |
| 457 | __u8 ptff[16]; /* with TOD-clock steering */ |
| 458 | __u8 kmac[16]; /* with MSA */ |
| 459 | __u8 kmc[16]; /* with MSA */ |
| 460 | __u8 km[16]; /* with MSA */ |
| 461 | __u8 kimd[16]; /* with MSA */ |
| 462 | __u8 klmd[16]; /* with MSA */ |
| 463 | __u8 pckmo[16]; /* with MSA3 */ |
| 464 | __u8 kmctr[16]; /* with MSA4 */ |
| 465 | __u8 kmf[16]; /* with MSA4 */ |
| 466 | __u8 kmo[16]; /* with MSA4 */ |
| 467 | __u8 pcc[16]; /* with MSA4 */ |
| 468 | __u8 ppno[16]; /* with MSA5 */ |
| 469 | __u8 kma[16]; /* with MSA8 */ |
| 470 | __u8 kdsa[16]; /* with MSA9 */ |
| 471 | __u8 sortl[32]; /* with STFLE.150 */ |
| 472 | __u8 dfltcc[32]; /* with STFLE.151 */ |
| 473 | __u8 pfcr[16]; /* with STFLE.201 */ |
| 474 | __u8 reserved[1712]; |
| 475 | }; |
| 476 | |
| 477 | #define KVM_S390_VM_CPU_PROCESSOR_UV_FEAT_GUEST 6 |
| 478 | #define KVM_S390_VM_CPU_MACHINE_UV_FEAT_GUEST 7 |
| 479 | |
| 480 | #define KVM_S390_VM_CPU_UV_FEAT_NR_BITS 64 |
| 481 | struct kvm_s390_vm_cpu_uv_feat { |
| 482 | union { |
| 483 | struct { |
| 484 | __u64 : 4; |
| 485 | __u64 ap : 1; /* bit 4 */ |
| 486 | __u64 ap_intr : 1; /* bit 5 */ |
| 487 | __u64 : 58; |
| 488 | }; |
| 489 | __u64 feat; |
| 490 | }; |
| 491 | }; |
| 492 | |
| 493 | /* kvm attributes for crypto */ |
| 494 | #define KVM_S390_VM_CRYPTO_ENABLE_AES_KW 0 |
| 495 | #define KVM_S390_VM_CRYPTO_ENABLE_DEA_KW 1 |
| 496 | #define KVM_S390_VM_CRYPTO_DISABLE_AES_KW 2 |
| 497 | #define KVM_S390_VM_CRYPTO_DISABLE_DEA_KW 3 |
| 498 | #define KVM_S390_VM_CRYPTO_ENABLE_APIE 4 |
| 499 | #define KVM_S390_VM_CRYPTO_DISABLE_APIE 5 |
| 500 | |
| 501 | /* kvm attributes for migration mode */ |
| 502 | #define KVM_S390_VM_MIGRATION_STOP 0 |
| 503 | #define KVM_S390_VM_MIGRATION_START 1 |
| 504 | #define KVM_S390_VM_MIGRATION_STATUS 2 |
| 505 | |
| 506 | /* for KVM_GET_REGS and KVM_SET_REGS */ |
| 507 | struct kvm_regs { |
| 508 | /* general purpose regs for s390 */ |
| 509 | __u64 gprs[16]; |
| 510 | }; |
| 511 | |
| 512 | /* for KVM_GET_SREGS and KVM_SET_SREGS */ |
| 513 | struct kvm_sregs { |
| 514 | __u32 acrs[16]; |
| 515 | __u64 crs[16]; |
| 516 | }; |
| 517 | |
| 518 | /* for KVM_GET_FPU and KVM_SET_FPU */ |
| 519 | struct kvm_fpu { |
| 520 | __u32 fpc; |
| 521 | __u64 fprs[16]; |
| 522 | }; |
| 523 | |
| 524 | #define KVM_GUESTDBG_USE_HW_BP 0x00010000 |
| 525 | |
| 526 | #define KVM_HW_BP 1 |
| 527 | #define KVM_HW_WP_WRITE 2 |
| 528 | #define KVM_SINGLESTEP 4 |
| 529 | |
| 530 | struct kvm_debug_exit_arch { |
| 531 | __u64 addr; |
| 532 | __u8 type; |
| 533 | __u8 pad[7]; /* Should be set to 0 */ |
| 534 | }; |
| 535 | |
| 536 | struct kvm_hw_breakpoint { |
| 537 | __u64 addr; |
| 538 | __u64 phys_addr; |
| 539 | __u64 len; |
| 540 | __u8 type; |
| 541 | __u8 pad[7]; /* Should be set to 0 */ |
| 542 | }; |
| 543 | |
| 544 | /* for KVM_SET_GUEST_DEBUG */ |
| 545 | struct kvm_guest_debug_arch { |
| 546 | __u32 nr_hw_bp; |
| 547 | __u32 pad; /* Should be set to 0 */ |
| 548 | struct kvm_hw_breakpoint *hw_bp; |
| 549 | }; |
| 550 | |
| 551 | /* for KVM_SYNC_PFAULT and KVM_REG_S390_PFTOKEN */ |
| 552 | #define KVM_S390_PFAULT_TOKEN_INVALID 0xffffffffffffffffULL |
| 553 | |
| 554 | #define KVM_SYNC_PREFIX (1UL << 0) |
| 555 | #define KVM_SYNC_GPRS (1UL << 1) |
| 556 | #define KVM_SYNC_ACRS (1UL << 2) |
| 557 | #define KVM_SYNC_CRS (1UL << 3) |
| 558 | #define KVM_SYNC_ARCH0 (1UL << 4) |
| 559 | #define KVM_SYNC_PFAULT (1UL << 5) |
| 560 | #define KVM_SYNC_VRS (1UL << 6) |
| 561 | #define KVM_SYNC_RICCB (1UL << 7) |
| 562 | #define KVM_SYNC_FPRS (1UL << 8) |
| 563 | #define KVM_SYNC_GSCB (1UL << 9) |
| 564 | #define KVM_SYNC_BPBC (1UL << 10) |
| 565 | #define KVM_SYNC_ETOKEN (1UL << 11) |
| 566 | #define KVM_SYNC_DIAG318 (1UL << 12) |
| 567 | |
| 568 | #define KVM_SYNC_S390_VALID_FIELDS \ |
| 569 | (KVM_SYNC_PREFIX | KVM_SYNC_GPRS | KVM_SYNC_ACRS | KVM_SYNC_CRS | \ |
| 570 | KVM_SYNC_ARCH0 | KVM_SYNC_PFAULT | KVM_SYNC_VRS | KVM_SYNC_RICCB | \ |
| 571 | KVM_SYNC_FPRS | KVM_SYNC_GSCB | KVM_SYNC_BPBC | KVM_SYNC_ETOKEN | \ |
| 572 | KVM_SYNC_DIAG318) |
| 573 | |
| 574 | /* length and alignment of the sdnx as a power of two */ |
| 575 | #define SDNXC 8 |
| 576 | #define SDNXL (1UL << SDNXC) |
| 577 | /* definition of registers in kvm_run */ |
| 578 | struct kvm_sync_regs { |
| 579 | __u64 prefix; /* prefix register */ |
| 580 | __u64 gprs[16]; /* general purpose registers */ |
| 581 | __u32 acrs[16]; /* access registers */ |
| 582 | __u64 crs[16]; /* control registers */ |
| 583 | __u64 todpr; /* tod programmable register [ARCH0] */ |
| 584 | __u64 cputm; /* cpu timer [ARCH0] */ |
| 585 | __u64 ckc; /* clock comparator [ARCH0] */ |
| 586 | __u64 pp; /* program parameter [ARCH0] */ |
| 587 | __u64 gbea; /* guest breaking-event address [ARCH0] */ |
| 588 | __u64 pft; /* pfault token [PFAULT] */ |
| 589 | __u64 pfs; /* pfault select [PFAULT] */ |
| 590 | __u64 pfc; /* pfault compare [PFAULT] */ |
| 591 | union { |
| 592 | __u64 vrs[32][2]; /* vector registers (KVM_SYNC_VRS) */ |
| 593 | __u64 fprs[16]; /* fp registers (KVM_SYNC_FPRS) */ |
| 594 | }; |
| 595 | __u8 reserved[512]; /* for future vector expansion */ |
| 596 | __u32 fpc; /* valid on KVM_SYNC_VRS or KVM_SYNC_FPRS */ |
| 597 | __u8 bpbc : 1; /* bp mode */ |
| 598 | __u8 reserved2 : 7; |
| 599 | __u8 padding1[51]; /* riccb needs to be 64byte aligned */ |
| 600 | __u8 riccb[64]; /* runtime instrumentation controls block */ |
| 601 | __u64 diag318; /* diagnose 0x318 info */ |
| 602 | __u8 padding2[184]; /* sdnx needs to be 256byte aligned */ |
| 603 | union { |
| 604 | __u8 sdnx[SDNXL]; /* state description annex */ |
| 605 | struct { |
| 606 | __u64 reserved1[2]; |
| 607 | __u64 gscb[4]; |
| 608 | __u64 etoken; |
| 609 | __u64 etoken_extension; |
| 610 | }; |
| 611 | }; |
| 612 | }; |
| 613 | |
| 614 | #define KVM_REG_S390_TODPR (KVM_REG_S390 | KVM_REG_SIZE_U32 | 0x1) |
| 615 | #define KVM_REG_S390_EPOCHDIFF (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x2) |
| 616 | #define KVM_REG_S390_CPU_TIMER (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x3) |
| 617 | #define KVM_REG_S390_CLOCK_COMP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x4) |
| 618 | #define KVM_REG_S390_PFTOKEN (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x5) |
| 619 | #define KVM_REG_S390_PFCOMPARE (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x6) |
| 620 | #define KVM_REG_S390_PFSELECT (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x7) |
| 621 | #define KVM_REG_S390_PP (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x8) |
| 622 | #define KVM_REG_S390_GBEA (KVM_REG_S390 | KVM_REG_SIZE_U64 | 0x9) |
| 623 | #endif |