1 #ifndef HW_SPAPR_H 2 #define HW_SPAPR_H 3 4 #include "qemu/units.h" 5 #include "sysemu/dma.h" 6 #include "hw/boards.h" 7 #include "hw/ppc/spapr_drc.h" 8 #include "hw/mem/pc-dimm.h" 9 #include "hw/ppc/spapr_ovec.h" 10 #include "hw/ppc/spapr_irq.h" 11 #include "qom/object.h" 12 #include "hw/ppc/spapr_xive.h" /* For SpaprXive */ 13 #include "hw/ppc/xics.h" /* For ICSState */ 14 #include "hw/ppc/spapr_tpm_proxy.h" 15 16 struct SpaprVioBus; 17 struct SpaprPhbState; 18 struct SpaprNvram; 19 20 typedef struct SpaprEventLogEntry SpaprEventLogEntry; 21 typedef struct SpaprEventSource SpaprEventSource; 22 typedef struct SpaprPendingHpt SpaprPendingHpt; 23 24 #define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL 25 #define SPAPR_ENTRY_POINT 0x100 26 27 #define SPAPR_TIMEBASE_FREQ 512000000ULL 28 29 #define TYPE_SPAPR_RTC "spapr-rtc" 30 31 OBJECT_DECLARE_SIMPLE_TYPE(SpaprRtcState, SPAPR_RTC) 32 33 struct SpaprRtcState { 34 /*< private >*/ 35 DeviceState parent_obj; 36 int64_t ns_offset; 37 }; 38 39 typedef struct SpaprDimmState SpaprDimmState; 40 41 #define TYPE_SPAPR_MACHINE "spapr-machine" 42 OBJECT_DECLARE_TYPE(SpaprMachineState, SpaprMachineClass, SPAPR_MACHINE) 43 44 typedef enum { 45 SPAPR_RESIZE_HPT_DEFAULT = 0, 46 SPAPR_RESIZE_HPT_DISABLED, 47 SPAPR_RESIZE_HPT_ENABLED, 48 SPAPR_RESIZE_HPT_REQUIRED, 49 } SpaprResizeHpt; 50 51 /** 52 * Capabilities 53 */ 54 55 /* Hardware Transactional Memory */ 56 #define SPAPR_CAP_HTM 0x00 57 /* Vector Scalar Extensions */ 58 #define SPAPR_CAP_VSX 0x01 59 /* Decimal Floating Point */ 60 #define SPAPR_CAP_DFP 0x02 61 /* Cache Flush on Privilege Change */ 62 #define SPAPR_CAP_CFPC 0x03 63 /* Speculation Barrier Bounds Checking */ 64 #define SPAPR_CAP_SBBC 0x04 65 /* Indirect Branch Serialisation */ 66 #define SPAPR_CAP_IBS 0x05 67 /* HPT Maximum Page Size (encoded as a shift) */ 68 #define SPAPR_CAP_HPT_MAXPAGESIZE 0x06 69 /* Nested KVM-HV */ 70 #define SPAPR_CAP_NESTED_KVM_HV 0x07 71 /* Large Decrementer */ 72 #define SPAPR_CAP_LARGE_DECREMENTER 0x08 73 /* Count Cache Flush Assist HW Instruction */ 74 #define SPAPR_CAP_CCF_ASSIST 0x09 75 /* Implements PAPR FWNMI option */ 76 #define SPAPR_CAP_FWNMI 0x0A 77 /* Num Caps */ 78 #define SPAPR_CAP_NUM (SPAPR_CAP_FWNMI + 1) 79 80 /* 81 * Capability Values 82 */ 83 /* Bool Caps */ 84 #define SPAPR_CAP_OFF 0x00 85 #define SPAPR_CAP_ON 0x01 86 87 /* Custom Caps */ 88 89 /* Generic */ 90 #define SPAPR_CAP_BROKEN 0x00 91 #define SPAPR_CAP_WORKAROUND 0x01 92 #define SPAPR_CAP_FIXED 0x02 93 /* SPAPR_CAP_IBS (cap-ibs) */ 94 #define SPAPR_CAP_FIXED_IBS 0x02 95 #define SPAPR_CAP_FIXED_CCD 0x03 96 #define SPAPR_CAP_FIXED_NA 0x10 /* Lets leave a bit of a gap... */ 97 98 #define FDT_MAX_SIZE 0x200000 99 100 /* 101 * NUMA related macros. MAX_DISTANCE_REF_POINTS was taken 102 * from Linux kernel arch/powerpc/mm/numa.h. It represents the 103 * amount of associativity domains for non-CPU resources. 104 * 105 * NUMA_ASSOC_SIZE is the base array size of an ibm,associativity 106 * array for any non-CPU resource. 107 * 108 * VCPU_ASSOC_SIZE represents the size of ibm,associativity array 109 * for CPUs, which has an extra element (vcpu_id) in the end. 110 */ 111 #define MAX_DISTANCE_REF_POINTS 4 112 #define NUMA_ASSOC_SIZE (MAX_DISTANCE_REF_POINTS + 1) 113 #define VCPU_ASSOC_SIZE (NUMA_ASSOC_SIZE + 1) 114 115 /* Max number of these GPUsper a physical box */ 116 #define NVGPU_MAX_NUM 6 117 118 typedef struct SpaprCapabilities SpaprCapabilities; 119 struct SpaprCapabilities { 120 uint8_t caps[SPAPR_CAP_NUM]; 121 }; 122 123 /** 124 * SpaprMachineClass: 125 */ 126 struct SpaprMachineClass { 127 /*< private >*/ 128 MachineClass parent_class; 129 130 /*< public >*/ 131 bool dr_lmb_enabled; /* enable dynamic-reconfig/hotplug of LMBs */ 132 bool dr_phb_enabled; /* enable dynamic-reconfig/hotplug of PHBs */ 133 bool update_dt_enabled; /* enable KVMPPC_H_UPDATE_DT */ 134 bool use_ohci_by_default; /* use USB-OHCI instead of XHCI */ 135 bool pre_2_10_has_unused_icps; 136 bool legacy_irq_allocation; 137 uint32_t nr_xirqs; 138 bool broken_host_serial_model; /* present real host info to the guest */ 139 bool pre_4_1_migration; /* don't migrate hpt-max-page-size */ 140 bool linux_pci_probe; 141 bool smp_threads_vsmt; /* set VSMT to smp_threads by default */ 142 hwaddr rma_limit; /* clamp the RMA to this size */ 143 bool pre_5_1_assoc_refpoints; 144 bool pre_5_2_numa_associativity; 145 146 bool (*phb_placement)(SpaprMachineState *spapr, uint32_t index, 147 uint64_t *buid, hwaddr *pio, 148 hwaddr *mmio32, hwaddr *mmio64, 149 unsigned n_dma, uint32_t *liobns, hwaddr *nv2gpa, 150 hwaddr *nv2atsd, Error **errp); 151 SpaprResizeHpt resize_hpt_default; 152 SpaprCapabilities default_caps; 153 SpaprIrq *irq; 154 }; 155 156 /** 157 * SpaprMachineState: 158 */ 159 struct SpaprMachineState { 160 /*< private >*/ 161 MachineState parent_obj; 162 163 struct SpaprVioBus *vio_bus; 164 QLIST_HEAD(, SpaprPhbState) phbs; 165 struct SpaprNvram *nvram; 166 SpaprRtcState rtc; 167 168 SpaprResizeHpt resize_hpt; 169 void *htab; 170 uint32_t htab_shift; 171 uint64_t patb_entry; /* Process tbl registed in H_REGISTER_PROC_TBL */ 172 SpaprPendingHpt *pending_hpt; /* in-progress resize */ 173 174 hwaddr rma_size; 175 uint32_t fdt_size; 176 uint32_t fdt_initial_size; 177 void *fdt_blob; 178 long kernel_size; 179 bool kernel_le; 180 uint64_t kernel_addr; 181 uint32_t initrd_base; 182 long initrd_size; 183 uint64_t rtc_offset; /* Now used only during incoming migration */ 184 struct PPCTimebase tb; 185 bool has_graphics; 186 uint32_t vsmt; /* Virtual SMT mode (KVM's "core stride") */ 187 188 Notifier epow_notifier; 189 QTAILQ_HEAD(, SpaprEventLogEntry) pending_events; 190 bool use_hotplug_event_source; 191 SpaprEventSource *event_sources; 192 193 /* ibm,client-architecture-support option negotiation */ 194 bool cas_pre_isa3_guest; 195 SpaprOptionVector *ov5; /* QEMU-supported option vectors */ 196 SpaprOptionVector *ov5_cas; /* negotiated (via CAS) option vectors */ 197 uint32_t max_compat_pvr; 198 199 /* Migration state */ 200 int htab_save_index; 201 bool htab_first_pass; 202 int htab_fd; 203 204 /* Pending DIMM unplug cache. It is populated when a LMB 205 * unplug starts. It can be regenerated if a migration 206 * occurs during the unplug process. */ 207 QTAILQ_HEAD(, SpaprDimmState) pending_dimm_unplugs; 208 209 /* State related to FWNMI option */ 210 211 /* System Reset and Machine Check Notification Routine addresses 212 * registered by "ibm,nmi-register" RTAS call. 213 */ 214 target_ulong fwnmi_system_reset_addr; 215 target_ulong fwnmi_machine_check_addr; 216 217 /* Machine Check FWNMI synchronization, fwnmi_machine_check_interlock is 218 * set to -1 if a FWNMI machine check is not in progress, else is set to 219 * the CPU that was delivered the machine check, and is set back to -1 220 * when that CPU makes an "ibm,nmi-interlock" RTAS call. The cond is used 221 * to synchronize other CPUs. 222 */ 223 int fwnmi_machine_check_interlock; 224 QemuCond fwnmi_machine_check_interlock_cond; 225 226 /*< public >*/ 227 char *kvm_type; 228 char *host_model; 229 char *host_serial; 230 231 int32_t irq_map_nr; 232 unsigned long *irq_map; 233 SpaprIrq *irq; 234 qemu_irq *qirqs; 235 SpaprInterruptController *active_intc; 236 ICSState *ics; 237 SpaprXive *xive; 238 239 bool cmd_line_caps[SPAPR_CAP_NUM]; 240 SpaprCapabilities def, eff, mig; 241 242 unsigned gpu_numa_id; 243 SpaprTpmProxy *tpm_proxy; 244 245 uint32_t numa_assoc_array[MAX_NODES + NVGPU_MAX_NUM][NUMA_ASSOC_SIZE]; 246 247 Error *fwnmi_migration_blocker; 248 }; 249 250 #define H_SUCCESS 0 251 #define H_BUSY 1 /* Hardware busy -- retry later */ 252 #define H_CLOSED 2 /* Resource closed */ 253 #define H_NOT_AVAILABLE 3 254 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */ 255 #define H_PARTIAL 5 256 #define H_IN_PROGRESS 14 /* Kind of like busy */ 257 #define H_PAGE_REGISTERED 15 258 #define H_PARTIAL_STORE 16 259 #define H_PENDING 17 /* returned from H_POLL_PENDING */ 260 #define H_CONTINUE 18 /* Returned from H_Join on success */ 261 #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */ 262 #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \ 263 is a good time to retry */ 264 #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \ 265 is a good time to retry */ 266 #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \ 267 is a good time to retry */ 268 #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \ 269 is a good time to retry */ 270 #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \ 271 is a good time to retry */ 272 #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \ 273 is a good time to retry */ 274 #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */ 275 #define H_HARDWARE -1 /* Hardware error */ 276 #define H_FUNCTION -2 /* Function not supported */ 277 #define H_PRIVILEGE -3 /* Caller not privileged */ 278 #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */ 279 #define H_BAD_MODE -5 /* Illegal msr value */ 280 #define H_PTEG_FULL -6 /* PTEG is full */ 281 #define H_NOT_FOUND -7 /* PTE was not found" */ 282 #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ 283 #define H_NO_MEM -9 284 #define H_AUTHORITY -10 285 #define H_PERMISSION -11 286 #define H_DROPPED -12 287 #define H_SOURCE_PARM -13 288 #define H_DEST_PARM -14 289 #define H_REMOTE_PARM -15 290 #define H_RESOURCE -16 291 #define H_ADAPTER_PARM -17 292 #define H_RH_PARM -18 293 #define H_RCQ_PARM -19 294 #define H_SCQ_PARM -20 295 #define H_EQ_PARM -21 296 #define H_RT_PARM -22 297 #define H_ST_PARM -23 298 #define H_SIGT_PARM -24 299 #define H_TOKEN_PARM -25 300 #define H_MLENGTH_PARM -27 301 #define H_MEM_PARM -28 302 #define H_MEM_ACCESS_PARM -29 303 #define H_ATTR_PARM -30 304 #define H_PORT_PARM -31 305 #define H_MCG_PARM -32 306 #define H_VL_PARM -33 307 #define H_TSIZE_PARM -34 308 #define H_TRACE_PARM -35 309 310 #define H_MASK_PARM -37 311 #define H_MCG_FULL -38 312 #define H_ALIAS_EXIST -39 313 #define H_P_COUNTER -40 314 #define H_TABLE_FULL -41 315 #define H_ALT_TABLE -42 316 #define H_MR_CONDITION -43 317 #define H_NOT_ENOUGH_RESOURCES -44 318 #define H_R_STATE -45 319 #define H_RESCINDEND -46 320 #define H_P2 -55 321 #define H_P3 -56 322 #define H_P4 -57 323 #define H_P5 -58 324 #define H_P6 -59 325 #define H_P7 -60 326 #define H_P8 -61 327 #define H_P9 -62 328 #define H_OVERLAP -68 329 #define H_UNSUPPORTED_FLAG -256 330 #define H_MULTI_THREADS_ACTIVE -9005 331 332 333 /* Long Busy is a condition that can be returned by the firmware 334 * when a call cannot be completed now, but the identical call 335 * should be retried later. This prevents calls blocking in the 336 * firmware for long periods of time. Annoyingly the firmware can return 337 * a range of return codes, hinting at how long we should wait before 338 * retrying. If you don't care for the hint, the macro below is a good 339 * way to check for the long_busy return codes 340 */ 341 #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \ 342 && (x <= H_LONG_BUSY_END_RANGE)) 343 344 /* Flags */ 345 #define H_LARGE_PAGE (1ULL<<(63-16)) 346 #define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */ 347 #define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */ 348 #define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */ 349 #define H_PAGE_STATE_CHANGE (1ULL<<(63-28)) 350 #define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30))) 351 #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED) 352 #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31))) 353 #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE 354 #define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */ 355 #define H_ANDCOND (1ULL<<(63-33)) 356 #define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ 357 #define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ 358 #define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ 359 #define H_COPY_PAGE (1ULL<<(63-49)) 360 #define H_N (1ULL<<(63-61)) 361 #define H_PP1 (1ULL<<(63-62)) 362 #define H_PP2 (1ULL<<(63-63)) 363 364 /* Values for 2nd argument to H_SET_MODE */ 365 #define H_SET_MODE_RESOURCE_SET_CIABR 1 366 #define H_SET_MODE_RESOURCE_SET_DAWR0 2 367 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3 368 #define H_SET_MODE_RESOURCE_LE 4 369 370 /* Flags for H_SET_MODE_RESOURCE_LE */ 371 #define H_SET_MODE_ENDIAN_BIG 0 372 #define H_SET_MODE_ENDIAN_LITTLE 1 373 374 /* VASI States */ 375 #define H_VASI_INVALID 0 376 #define H_VASI_ENABLED 1 377 #define H_VASI_ABORTED 2 378 #define H_VASI_SUSPENDING 3 379 #define H_VASI_SUSPENDED 4 380 #define H_VASI_RESUMED 5 381 #define H_VASI_COMPLETED 6 382 383 /* DABRX flags */ 384 #define H_DABRX_HYPERVISOR (1ULL<<(63-61)) 385 #define H_DABRX_KERNEL (1ULL<<(63-62)) 386 #define H_DABRX_USER (1ULL<<(63-63)) 387 388 /* Values for KVM_PPC_GET_CPU_CHAR & H_GET_CPU_CHARACTERISTICS */ 389 #define H_CPU_CHAR_SPEC_BAR_ORI31 PPC_BIT(0) 390 #define H_CPU_CHAR_BCCTRL_SERIALISED PPC_BIT(1) 391 #define H_CPU_CHAR_L1D_FLUSH_ORI30 PPC_BIT(2) 392 #define H_CPU_CHAR_L1D_FLUSH_TRIG2 PPC_BIT(3) 393 #define H_CPU_CHAR_L1D_THREAD_PRIV PPC_BIT(4) 394 #define H_CPU_CHAR_HON_BRANCH_HINTS PPC_BIT(5) 395 #define H_CPU_CHAR_THR_RECONF_TRIG PPC_BIT(6) 396 #define H_CPU_CHAR_CACHE_COUNT_DIS PPC_BIT(7) 397 #define H_CPU_CHAR_BCCTR_FLUSH_ASSIST PPC_BIT(9) 398 #define H_CPU_BEHAV_FAVOUR_SECURITY PPC_BIT(0) 399 #define H_CPU_BEHAV_L1D_FLUSH_PR PPC_BIT(1) 400 #define H_CPU_BEHAV_BNDS_CHK_SPEC_BAR PPC_BIT(2) 401 #define H_CPU_BEHAV_FLUSH_COUNT_CACHE PPC_BIT(5) 402 403 /* Each control block has to be on a 4K boundary */ 404 #define H_CB_ALIGNMENT 4096 405 406 /* pSeries hypervisor opcodes */ 407 #define H_REMOVE 0x04 408 #define H_ENTER 0x08 409 #define H_READ 0x0c 410 #define H_CLEAR_MOD 0x10 411 #define H_CLEAR_REF 0x14 412 #define H_PROTECT 0x18 413 #define H_GET_TCE 0x1c 414 #define H_PUT_TCE 0x20 415 #define H_SET_SPRG0 0x24 416 #define H_SET_DABR 0x28 417 #define H_PAGE_INIT 0x2c 418 #define H_SET_ASR 0x30 419 #define H_ASR_ON 0x34 420 #define H_ASR_OFF 0x38 421 #define H_LOGICAL_CI_LOAD 0x3c 422 #define H_LOGICAL_CI_STORE 0x40 423 #define H_LOGICAL_CACHE_LOAD 0x44 424 #define H_LOGICAL_CACHE_STORE 0x48 425 #define H_LOGICAL_ICBI 0x4c 426 #define H_LOGICAL_DCBF 0x50 427 #define H_GET_TERM_CHAR 0x54 428 #define H_PUT_TERM_CHAR 0x58 429 #define H_REAL_TO_LOGICAL 0x5c 430 #define H_HYPERVISOR_DATA 0x60 431 #define H_EOI 0x64 432 #define H_CPPR 0x68 433 #define H_IPI 0x6c 434 #define H_IPOLL 0x70 435 #define H_XIRR 0x74 436 #define H_PERFMON 0x7c 437 #define H_MIGRATE_DMA 0x78 438 #define H_REGISTER_VPA 0xDC 439 #define H_CEDE 0xE0 440 #define H_CONFER 0xE4 441 #define H_PROD 0xE8 442 #define H_GET_PPP 0xEC 443 #define H_SET_PPP 0xF0 444 #define H_PURR 0xF4 445 #define H_PIC 0xF8 446 #define H_REG_CRQ 0xFC 447 #define H_FREE_CRQ 0x100 448 #define H_VIO_SIGNAL 0x104 449 #define H_SEND_CRQ 0x108 450 #define H_COPY_RDMA 0x110 451 #define H_REGISTER_LOGICAL_LAN 0x114 452 #define H_FREE_LOGICAL_LAN 0x118 453 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C 454 #define H_SEND_LOGICAL_LAN 0x120 455 #define H_BULK_REMOVE 0x124 456 #define H_MULTICAST_CTRL 0x130 457 #define H_SET_XDABR 0x134 458 #define H_STUFF_TCE 0x138 459 #define H_PUT_TCE_INDIRECT 0x13C 460 #define H_CHANGE_LOGICAL_LAN_MAC 0x14C 461 #define H_VTERM_PARTNER_INFO 0x150 462 #define H_REGISTER_VTERM 0x154 463 #define H_FREE_VTERM 0x158 464 #define H_RESET_EVENTS 0x15C 465 #define H_ALLOC_RESOURCE 0x160 466 #define H_FREE_RESOURCE 0x164 467 #define H_MODIFY_QP 0x168 468 #define H_QUERY_QP 0x16C 469 #define H_REREGISTER_PMR 0x170 470 #define H_REGISTER_SMR 0x174 471 #define H_QUERY_MR 0x178 472 #define H_QUERY_MW 0x17C 473 #define H_QUERY_HCA 0x180 474 #define H_QUERY_PORT 0x184 475 #define H_MODIFY_PORT 0x188 476 #define H_DEFINE_AQP1 0x18C 477 #define H_GET_TRACE_BUFFER 0x190 478 #define H_DEFINE_AQP0 0x194 479 #define H_RESIZE_MR 0x198 480 #define H_ATTACH_MCQP 0x19C 481 #define H_DETACH_MCQP 0x1A0 482 #define H_CREATE_RPT 0x1A4 483 #define H_REMOVE_RPT 0x1A8 484 #define H_REGISTER_RPAGES 0x1AC 485 #define H_DISABLE_AND_GETC 0x1B0 486 #define H_ERROR_DATA 0x1B4 487 #define H_GET_HCA_INFO 0x1B8 488 #define H_GET_PERF_COUNT 0x1BC 489 #define H_MANAGE_TRACE 0x1C0 490 #define H_GET_CPU_CHARACTERISTICS 0x1C8 491 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4 492 #define H_QUERY_INT_STATE 0x1E4 493 #define H_POLL_PENDING 0x1D8 494 #define H_ILLAN_ATTRIBUTES 0x244 495 #define H_MODIFY_HEA_QP 0x250 496 #define H_QUERY_HEA_QP 0x254 497 #define H_QUERY_HEA 0x258 498 #define H_QUERY_HEA_PORT 0x25C 499 #define H_MODIFY_HEA_PORT 0x260 500 #define H_REG_BCMC 0x264 501 #define H_DEREG_BCMC 0x268 502 #define H_REGISTER_HEA_RPAGES 0x26C 503 #define H_DISABLE_AND_GET_HEA 0x270 504 #define H_GET_HEA_INFO 0x274 505 #define H_ALLOC_HEA_RESOURCE 0x278 506 #define H_ADD_CONN 0x284 507 #define H_DEL_CONN 0x288 508 #define H_JOIN 0x298 509 #define H_VASI_STATE 0x2A4 510 #define H_ENABLE_CRQ 0x2B0 511 #define H_GET_EM_PARMS 0x2B8 512 #define H_SET_MPP 0x2D0 513 #define H_GET_MPP 0x2D4 514 #define H_HOME_NODE_ASSOCIATIVITY 0x2EC 515 #define H_XIRR_X 0x2FC 516 #define H_RANDOM 0x300 517 #define H_SET_MODE 0x31C 518 #define H_RESIZE_HPT_PREPARE 0x36C 519 #define H_RESIZE_HPT_COMMIT 0x370 520 #define H_CLEAN_SLB 0x374 521 #define H_INVALIDATE_PID 0x378 522 #define H_REGISTER_PROC_TBL 0x37C 523 #define H_SIGNAL_SYS_RESET 0x380 524 525 #define H_INT_GET_SOURCE_INFO 0x3A8 526 #define H_INT_SET_SOURCE_CONFIG 0x3AC 527 #define H_INT_GET_SOURCE_CONFIG 0x3B0 528 #define H_INT_GET_QUEUE_INFO 0x3B4 529 #define H_INT_SET_QUEUE_CONFIG 0x3B8 530 #define H_INT_GET_QUEUE_CONFIG 0x3BC 531 #define H_INT_SET_OS_REPORTING_LINE 0x3C0 532 #define H_INT_GET_OS_REPORTING_LINE 0x3C4 533 #define H_INT_ESB 0x3C8 534 #define H_INT_SYNC 0x3CC 535 #define H_INT_RESET 0x3D0 536 #define H_SCM_READ_METADATA 0x3E4 537 #define H_SCM_WRITE_METADATA 0x3E8 538 #define H_SCM_BIND_MEM 0x3EC 539 #define H_SCM_UNBIND_MEM 0x3F0 540 #define H_SCM_UNBIND_ALL 0x3FC 541 #define H_SCM_HEALTH 0x400 542 543 #define MAX_HCALL_OPCODE H_SCM_HEALTH 544 545 /* The hcalls above are standardized in PAPR and implemented by pHyp 546 * as well. 547 * 548 * We also need some hcalls which are specific to qemu / KVM-on-POWER. 549 * We put those into the 0xf000-0xfffc range which is reserved by PAPR 550 * for "platform-specific" hcalls. 551 */ 552 #define KVMPPC_HCALL_BASE 0xf000 553 #define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0) 554 #define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1) 555 /* Client Architecture support */ 556 #define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2) 557 #define KVMPPC_H_UPDATE_DT (KVMPPC_HCALL_BASE + 0x3) 558 #define KVMPPC_HCALL_MAX KVMPPC_H_UPDATE_DT 559 560 /* 561 * The hcall range 0xEF00 to 0xEF80 is reserved for use in facilitating 562 * Secure VM mode via an Ultravisor / Protected Execution Facility 563 */ 564 #define SVM_HCALL_BASE 0xEF00 565 #define SVM_H_TPM_COMM 0xEF10 566 #define SVM_HCALL_MAX SVM_H_TPM_COMM 567 568 569 typedef struct SpaprDeviceTreeUpdateHeader { 570 uint32_t version_id; 571 } SpaprDeviceTreeUpdateHeader; 572 573 #define hcall_dprintf(fmt, ...) \ 574 do { \ 575 qemu_log_mask(LOG_GUEST_ERROR, "%s: " fmt, __func__, ## __VA_ARGS__); \ 576 } while (0) 577 578 typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, SpaprMachineState *sm, 579 target_ulong opcode, 580 target_ulong *args); 581 582 void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn); 583 target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 584 target_ulong *args); 585 target_ulong softmmu_resize_hpt_prepare(PowerPCCPU *cpu, SpaprMachineState *spapr, 586 target_ulong shift); 587 target_ulong softmmu_resize_hpt_commit(PowerPCCPU *cpu, SpaprMachineState *spapr, 588 target_ulong flags, target_ulong shift); 589 bool is_ram_address(SpaprMachineState *spapr, hwaddr addr); 590 void push_sregs_to_kvm_pr(SpaprMachineState *spapr); 591 592 /* Virtual Processor Area structure constants */ 593 #define VPA_MIN_SIZE 640 594 #define VPA_SIZE_OFFSET 0x4 595 #define VPA_SHARED_PROC_OFFSET 0x9 596 #define VPA_SHARED_PROC_VAL 0x2 597 #define VPA_DISPATCH_COUNTER 0x100 598 599 /* ibm,set-eeh-option */ 600 #define RTAS_EEH_DISABLE 0 601 #define RTAS_EEH_ENABLE 1 602 #define RTAS_EEH_THAW_IO 2 603 #define RTAS_EEH_THAW_DMA 3 604 605 /* ibm,get-config-addr-info2 */ 606 #define RTAS_GET_PE_ADDR 0 607 #define RTAS_GET_PE_MODE 1 608 #define RTAS_PE_MODE_NONE 0 609 #define RTAS_PE_MODE_NOT_SHARED 1 610 #define RTAS_PE_MODE_SHARED 2 611 612 /* ibm,read-slot-reset-state2 */ 613 #define RTAS_EEH_PE_STATE_NORMAL 0 614 #define RTAS_EEH_PE_STATE_RESET 1 615 #define RTAS_EEH_PE_STATE_STOPPED_IO_DMA 2 616 #define RTAS_EEH_PE_STATE_STOPPED_DMA 4 617 #define RTAS_EEH_PE_STATE_UNAVAIL 5 618 #define RTAS_EEH_NOT_SUPPORT 0 619 #define RTAS_EEH_SUPPORT 1 620 #define RTAS_EEH_PE_UNAVAIL_INFO 1000 621 #define RTAS_EEH_PE_RECOVER_INFO 0 622 623 /* ibm,set-slot-reset */ 624 #define RTAS_SLOT_RESET_DEACTIVATE 0 625 #define RTAS_SLOT_RESET_HOT 1 626 #define RTAS_SLOT_RESET_FUNDAMENTAL 3 627 628 /* ibm,slot-error-detail */ 629 #define RTAS_SLOT_TEMP_ERR_LOG 1 630 #define RTAS_SLOT_PERM_ERR_LOG 2 631 632 /* RTAS return codes */ 633 #define RTAS_OUT_SUCCESS 0 634 #define RTAS_OUT_NO_ERRORS_FOUND 1 635 #define RTAS_OUT_HW_ERROR -1 636 #define RTAS_OUT_BUSY -2 637 #define RTAS_OUT_PARAM_ERROR -3 638 #define RTAS_OUT_NOT_SUPPORTED -3 639 #define RTAS_OUT_NO_SUCH_INDICATOR -3 640 #define RTAS_OUT_NOT_AUTHORIZED -9002 641 #define RTAS_OUT_SYSPARM_PARAM_ERROR -9999 642 643 /* DDW pagesize mask values from ibm,query-pe-dma-window */ 644 #define RTAS_DDW_PGSIZE_4K 0x01 645 #define RTAS_DDW_PGSIZE_64K 0x02 646 #define RTAS_DDW_PGSIZE_16M 0x04 647 #define RTAS_DDW_PGSIZE_32M 0x08 648 #define RTAS_DDW_PGSIZE_64M 0x10 649 #define RTAS_DDW_PGSIZE_128M 0x20 650 #define RTAS_DDW_PGSIZE_256M 0x40 651 #define RTAS_DDW_PGSIZE_16G 0x80 652 653 /* RTAS tokens */ 654 #define RTAS_TOKEN_BASE 0x2000 655 656 #define RTAS_DISPLAY_CHARACTER (RTAS_TOKEN_BASE + 0x00) 657 #define RTAS_GET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x01) 658 #define RTAS_SET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x02) 659 #define RTAS_POWER_OFF (RTAS_TOKEN_BASE + 0x03) 660 #define RTAS_SYSTEM_REBOOT (RTAS_TOKEN_BASE + 0x04) 661 #define RTAS_QUERY_CPU_STOPPED_STATE (RTAS_TOKEN_BASE + 0x05) 662 #define RTAS_START_CPU (RTAS_TOKEN_BASE + 0x06) 663 #define RTAS_STOP_SELF (RTAS_TOKEN_BASE + 0x07) 664 #define RTAS_IBM_GET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x08) 665 #define RTAS_IBM_SET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x09) 666 #define RTAS_IBM_SET_XIVE (RTAS_TOKEN_BASE + 0x0A) 667 #define RTAS_IBM_GET_XIVE (RTAS_TOKEN_BASE + 0x0B) 668 #define RTAS_IBM_INT_OFF (RTAS_TOKEN_BASE + 0x0C) 669 #define RTAS_IBM_INT_ON (RTAS_TOKEN_BASE + 0x0D) 670 #define RTAS_CHECK_EXCEPTION (RTAS_TOKEN_BASE + 0x0E) 671 #define RTAS_EVENT_SCAN (RTAS_TOKEN_BASE + 0x0F) 672 #define RTAS_IBM_SET_TCE_BYPASS (RTAS_TOKEN_BASE + 0x10) 673 #define RTAS_QUIESCE (RTAS_TOKEN_BASE + 0x11) 674 #define RTAS_NVRAM_FETCH (RTAS_TOKEN_BASE + 0x12) 675 #define RTAS_NVRAM_STORE (RTAS_TOKEN_BASE + 0x13) 676 #define RTAS_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x14) 677 #define RTAS_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x15) 678 #define RTAS_IBM_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x16) 679 #define RTAS_IBM_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x17) 680 #define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER (RTAS_TOKEN_BASE + 0x18) 681 #define RTAS_IBM_CHANGE_MSI (RTAS_TOKEN_BASE + 0x19) 682 #define RTAS_SET_INDICATOR (RTAS_TOKEN_BASE + 0x1A) 683 #define RTAS_SET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1B) 684 #define RTAS_GET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1C) 685 #define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D) 686 #define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E) 687 #define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F) 688 #define RTAS_IBM_SET_EEH_OPTION (RTAS_TOKEN_BASE + 0x20) 689 #define RTAS_IBM_GET_CONFIG_ADDR_INFO2 (RTAS_TOKEN_BASE + 0x21) 690 #define RTAS_IBM_READ_SLOT_RESET_STATE2 (RTAS_TOKEN_BASE + 0x22) 691 #define RTAS_IBM_SET_SLOT_RESET (RTAS_TOKEN_BASE + 0x23) 692 #define RTAS_IBM_CONFIGURE_PE (RTAS_TOKEN_BASE + 0x24) 693 #define RTAS_IBM_SLOT_ERROR_DETAIL (RTAS_TOKEN_BASE + 0x25) 694 #define RTAS_IBM_QUERY_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x26) 695 #define RTAS_IBM_CREATE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x27) 696 #define RTAS_IBM_REMOVE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x28) 697 #define RTAS_IBM_RESET_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x29) 698 #define RTAS_IBM_SUSPEND_ME (RTAS_TOKEN_BASE + 0x2A) 699 #define RTAS_IBM_NMI_REGISTER (RTAS_TOKEN_BASE + 0x2B) 700 #define RTAS_IBM_NMI_INTERLOCK (RTAS_TOKEN_BASE + 0x2C) 701 702 #define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x2D) 703 704 /* RTAS ibm,get-system-parameter token values */ 705 #define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20 706 #define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42 707 #define RTAS_SYSPARM_UUID 48 708 709 /* RTAS indicator/sensor types 710 * 711 * as defined by PAPR+ 2.7 7.3.5.4, Table 41 712 * 713 * NOTE: currently only DR-related sensors are implemented here 714 */ 715 #define RTAS_SENSOR_TYPE_ISOLATION_STATE 9001 716 #define RTAS_SENSOR_TYPE_DR 9002 717 #define RTAS_SENSOR_TYPE_ALLOCATION_STATE 9003 718 #define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE 719 720 /* Possible values for the platform-processor-diagnostics-run-mode parameter 721 * of the RTAS ibm,get-system-parameter call. 722 */ 723 #define DIAGNOSTICS_RUN_MODE_DISABLED 0 724 #define DIAGNOSTICS_RUN_MODE_STAGGERED 1 725 #define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2 726 #define DIAGNOSTICS_RUN_MODE_PERIODIC 3 727 728 static inline uint64_t ppc64_phys_to_real(uint64_t addr) 729 { 730 return addr & ~0xF000000000000000ULL; 731 } 732 733 static inline uint32_t rtas_ld(target_ulong phys, int n) 734 { 735 return ldl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n)); 736 } 737 738 static inline uint64_t rtas_ldq(target_ulong phys, int n) 739 { 740 return (uint64_t)rtas_ld(phys, n) << 32 | rtas_ld(phys, n + 1); 741 } 742 743 static inline void rtas_st(target_ulong phys, int n, uint32_t val) 744 { 745 stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n), val); 746 } 747 748 typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, SpaprMachineState *sm, 749 uint32_t token, 750 uint32_t nargs, target_ulong args, 751 uint32_t nret, target_ulong rets); 752 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn); 753 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *sm, 754 uint32_t token, uint32_t nargs, target_ulong args, 755 uint32_t nret, target_ulong rets); 756 void spapr_dt_rtas_tokens(void *fdt, int rtas); 757 void spapr_load_rtas(SpaprMachineState *spapr, void *fdt, hwaddr addr); 758 759 #define SPAPR_TCE_PAGE_SHIFT 12 760 #define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT) 761 #define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1) 762 763 #define SPAPR_VIO_BASE_LIOBN 0x00000000 764 #define SPAPR_VIO_LIOBN(reg) (0x00000000 | (reg)) 765 #define SPAPR_PCI_LIOBN(phb_index, window_num) \ 766 (0x80000000 | ((phb_index) << 8) | (window_num)) 767 #define SPAPR_IS_PCI_LIOBN(liobn) (!!((liobn) & 0x80000000)) 768 #define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff) 769 770 #define RTAS_SIZE 2048 771 #define RTAS_ERROR_LOG_MAX 2048 772 773 /* Offset from rtas-base where error log is placed */ 774 #define RTAS_ERROR_LOG_OFFSET 0x30 775 776 #define RTAS_EVENT_SCAN_RATE 1 777 778 /* This helper should be used to encode interrupt specifiers when the related 779 * "interrupt-controller" node has its "#interrupt-cells" property set to 2 (ie, 780 * VIO devices, RTAS event sources and PHBs). 781 */ 782 static inline void spapr_dt_irq(uint32_t *intspec, int irq, bool is_lsi) 783 { 784 intspec[0] = cpu_to_be32(irq); 785 intspec[1] = is_lsi ? cpu_to_be32(1) : 0; 786 } 787 788 789 #define TYPE_SPAPR_TCE_TABLE "spapr-tce-table" 790 OBJECT_DECLARE_SIMPLE_TYPE(SpaprTceTable, SPAPR_TCE_TABLE) 791 792 #define TYPE_SPAPR_IOMMU_MEMORY_REGION "spapr-iommu-memory-region" 793 DECLARE_INSTANCE_CHECKER(IOMMUMemoryRegion, SPAPR_IOMMU_MEMORY_REGION, 794 TYPE_SPAPR_IOMMU_MEMORY_REGION) 795 796 struct SpaprTceTable { 797 DeviceState parent; 798 uint32_t liobn; 799 uint32_t nb_table; 800 uint64_t bus_offset; 801 uint32_t page_shift; 802 uint64_t *table; 803 uint32_t mig_nb_table; 804 uint64_t *mig_table; 805 bool bypass; 806 bool need_vfio; 807 bool skipping_replay; 808 int fd; 809 MemoryRegion root; 810 IOMMUMemoryRegion iommu; 811 struct SpaprVioDevice *vdev; /* for @bypass migration compatibility only */ 812 QLIST_ENTRY(SpaprTceTable) list; 813 }; 814 815 SpaprTceTable *spapr_tce_find_by_liobn(target_ulong liobn); 816 817 struct SpaprEventLogEntry { 818 uint32_t summary; 819 uint32_t extended_length; 820 void *extended_log; 821 QTAILQ_ENTRY(SpaprEventLogEntry) next; 822 }; 823 824 void *spapr_build_fdt(SpaprMachineState *spapr, bool reset, size_t space); 825 void spapr_events_init(SpaprMachineState *sm); 826 void spapr_dt_events(SpaprMachineState *sm, void *fdt); 827 void close_htab_fd(SpaprMachineState *spapr); 828 void spapr_setup_hpt(SpaprMachineState *spapr); 829 void spapr_free_hpt(SpaprMachineState *spapr); 830 void spapr_check_mmu_mode(bool guest_radix); 831 SpaprTceTable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn); 832 void spapr_tce_table_enable(SpaprTceTable *tcet, 833 uint32_t page_shift, uint64_t bus_offset, 834 uint32_t nb_table); 835 void spapr_tce_table_disable(SpaprTceTable *tcet); 836 void spapr_tce_set_need_vfio(SpaprTceTable *tcet, bool need_vfio); 837 838 MemoryRegion *spapr_tce_get_iommu(SpaprTceTable *tcet); 839 int spapr_dma_dt(void *fdt, int node_off, const char *propname, 840 uint32_t liobn, uint64_t window, uint32_t size); 841 int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname, 842 SpaprTceTable *tcet); 843 void spapr_pci_switch_vga(SpaprMachineState *spapr, bool big_endian); 844 void spapr_hotplug_req_add_by_index(SpaprDrc *drc); 845 void spapr_hotplug_req_remove_by_index(SpaprDrc *drc); 846 void spapr_hotplug_req_add_by_count(SpaprDrcType drc_type, 847 uint32_t count); 848 void spapr_hotplug_req_remove_by_count(SpaprDrcType drc_type, 849 uint32_t count); 850 void spapr_hotplug_req_add_by_count_indexed(SpaprDrcType drc_type, 851 uint32_t count, uint32_t index); 852 void spapr_hotplug_req_remove_by_count_indexed(SpaprDrcType drc_type, 853 uint32_t count, uint32_t index); 854 int spapr_hpt_shift_for_ramsize(uint64_t ramsize); 855 int spapr_reallocate_hpt(SpaprMachineState *spapr, int shift, Error **errp); 856 void spapr_clear_pending_events(SpaprMachineState *spapr); 857 void spapr_clear_pending_hotplug_events(SpaprMachineState *spapr); 858 void spapr_memory_unplug_rollback(SpaprMachineState *spapr, DeviceState *dev); 859 int spapr_max_server_number(SpaprMachineState *spapr); 860 void spapr_store_hpte(PowerPCCPU *cpu, hwaddr ptex, 861 uint64_t pte0, uint64_t pte1); 862 void spapr_mce_req_event(PowerPCCPU *cpu, bool recovered); 863 864 /* DRC callbacks. */ 865 void spapr_core_release(DeviceState *dev); 866 int spapr_core_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 867 void *fdt, int *fdt_start_offset, Error **errp); 868 void spapr_lmb_release(DeviceState *dev); 869 int spapr_lmb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 870 void *fdt, int *fdt_start_offset, Error **errp); 871 void spapr_phb_release(DeviceState *dev); 872 int spapr_phb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 873 void *fdt, int *fdt_start_offset, Error **errp); 874 875 void spapr_rtc_read(SpaprRtcState *rtc, struct tm *tm, uint32_t *ns); 876 int spapr_rtc_import_offset(SpaprRtcState *rtc, int64_t legacy_offset); 877 878 #define TYPE_SPAPR_RNG "spapr-rng" 879 880 #define SPAPR_MEMORY_BLOCK_SIZE ((hwaddr)1 << 28) /* 256MB */ 881 882 /* 883 * This defines the maximum number of DIMM slots we can have for sPAPR 884 * guest. This is not defined by sPAPR but we are defining it to 32 slots 885 * based on default number of slots provided by PowerPC kernel. 886 */ 887 #define SPAPR_MAX_RAM_SLOTS 32 888 889 /* 1GB alignment for hotplug memory region */ 890 #define SPAPR_DEVICE_MEM_ALIGN (1 * GiB) 891 892 /* 893 * Number of 32 bit words in each LMB list entry in ibm,dynamic-memory 894 * property under ibm,dynamic-reconfiguration-memory node. 895 */ 896 #define SPAPR_DR_LMB_LIST_ENTRY_SIZE 6 897 898 /* 899 * Defines for flag value in ibm,dynamic-memory property under 900 * ibm,dynamic-reconfiguration-memory node. 901 */ 902 #define SPAPR_LMB_FLAGS_ASSIGNED 0x00000008 903 #define SPAPR_LMB_FLAGS_DRC_INVALID 0x00000020 904 #define SPAPR_LMB_FLAGS_RESERVED 0x00000080 905 #define SPAPR_LMB_FLAGS_HOTREMOVABLE 0x00000100 906 907 void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg); 908 909 #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 910 911 int spapr_get_vcpu_id(PowerPCCPU *cpu); 912 bool spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, Error **errp); 913 PowerPCCPU *spapr_find_cpu(int vcpu_id); 914 915 int spapr_caps_pre_load(void *opaque); 916 int spapr_caps_pre_save(void *opaque); 917 918 /* 919 * Handling of optional capabilities 920 */ 921 extern const VMStateDescription vmstate_spapr_cap_htm; 922 extern const VMStateDescription vmstate_spapr_cap_vsx; 923 extern const VMStateDescription vmstate_spapr_cap_dfp; 924 extern const VMStateDescription vmstate_spapr_cap_cfpc; 925 extern const VMStateDescription vmstate_spapr_cap_sbbc; 926 extern const VMStateDescription vmstate_spapr_cap_ibs; 927 extern const VMStateDescription vmstate_spapr_cap_hpt_maxpagesize; 928 extern const VMStateDescription vmstate_spapr_cap_nested_kvm_hv; 929 extern const VMStateDescription vmstate_spapr_cap_large_decr; 930 extern const VMStateDescription vmstate_spapr_cap_ccf_assist; 931 extern const VMStateDescription vmstate_spapr_cap_fwnmi; 932 933 static inline uint8_t spapr_get_cap(SpaprMachineState *spapr, int cap) 934 { 935 return spapr->eff.caps[cap]; 936 } 937 938 void spapr_caps_init(SpaprMachineState *spapr); 939 void spapr_caps_apply(SpaprMachineState *spapr); 940 void spapr_caps_cpu_apply(SpaprMachineState *spapr, PowerPCCPU *cpu); 941 void spapr_caps_add_properties(SpaprMachineClass *smc); 942 int spapr_caps_post_migration(SpaprMachineState *spapr); 943 944 bool spapr_check_pagesize(SpaprMachineState *spapr, hwaddr pagesize, 945 Error **errp); 946 /* 947 * XIVE definitions 948 */ 949 #define SPAPR_OV5_XIVE_LEGACY 0x0 950 #define SPAPR_OV5_XIVE_EXPLOIT 0x40 951 #define SPAPR_OV5_XIVE_BOTH 0x80 /* Only to advertise on the platform */ 952 953 void spapr_set_all_lpcrs(target_ulong value, target_ulong mask); 954 hwaddr spapr_get_rtas_addr(void); 955 bool spapr_memory_hot_unplug_supported(SpaprMachineState *spapr); 956 #endif /* HW_SPAPR_H */ 957