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 "hw/ppc/spapr_xive.h" /* For SpaprXive */ 12 #include "hw/ppc/xics.h" /* For ICSState */ 13 14 struct SpaprVioBus; 15 struct SpaprPhbState; 16 struct SpaprNvram; 17 18 typedef struct SpaprEventLogEntry SpaprEventLogEntry; 19 typedef struct SpaprEventSource SpaprEventSource; 20 typedef struct SpaprPendingHpt SpaprPendingHpt; 21 22 #define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL 23 #define SPAPR_ENTRY_POINT 0x100 24 25 #define SPAPR_TIMEBASE_FREQ 512000000ULL 26 27 #define TYPE_SPAPR_RTC "spapr-rtc" 28 29 #define SPAPR_RTC(obj) \ 30 OBJECT_CHECK(SpaprRtcState, (obj), TYPE_SPAPR_RTC) 31 32 typedef struct SpaprRtcState SpaprRtcState; 33 struct SpaprRtcState { 34 /*< private >*/ 35 DeviceState parent_obj; 36 int64_t ns_offset; 37 }; 38 39 typedef struct SpaprDimmState SpaprDimmState; 40 typedef struct SpaprMachineClass SpaprMachineClass; 41 42 #define TYPE_SPAPR_MACHINE "spapr-machine" 43 #define SPAPR_MACHINE(obj) \ 44 OBJECT_CHECK(SpaprMachineState, (obj), TYPE_SPAPR_MACHINE) 45 #define SPAPR_MACHINE_GET_CLASS(obj) \ 46 OBJECT_GET_CLASS(SpaprMachineClass, obj, TYPE_SPAPR_MACHINE) 47 #define SPAPR_MACHINE_CLASS(klass) \ 48 OBJECT_CLASS_CHECK(SpaprMachineClass, klass, TYPE_SPAPR_MACHINE) 49 50 typedef enum { 51 SPAPR_RESIZE_HPT_DEFAULT = 0, 52 SPAPR_RESIZE_HPT_DISABLED, 53 SPAPR_RESIZE_HPT_ENABLED, 54 SPAPR_RESIZE_HPT_REQUIRED, 55 } SpaprResizeHpt; 56 57 /** 58 * Capabilities 59 */ 60 61 /* Hardware Transactional Memory */ 62 #define SPAPR_CAP_HTM 0x00 63 /* Vector Scalar Extensions */ 64 #define SPAPR_CAP_VSX 0x01 65 /* Decimal Floating Point */ 66 #define SPAPR_CAP_DFP 0x02 67 /* Cache Flush on Privilege Change */ 68 #define SPAPR_CAP_CFPC 0x03 69 /* Speculation Barrier Bounds Checking */ 70 #define SPAPR_CAP_SBBC 0x04 71 /* Indirect Branch Serialisation */ 72 #define SPAPR_CAP_IBS 0x05 73 /* HPT Maximum Page Size (encoded as a shift) */ 74 #define SPAPR_CAP_HPT_MAXPAGESIZE 0x06 75 /* Nested KVM-HV */ 76 #define SPAPR_CAP_NESTED_KVM_HV 0x07 77 /* Large Decrementer */ 78 #define SPAPR_CAP_LARGE_DECREMENTER 0x08 79 /* Count Cache Flush Assist HW Instruction */ 80 #define SPAPR_CAP_CCF_ASSIST 0x09 81 /* Num Caps */ 82 #define SPAPR_CAP_NUM (SPAPR_CAP_CCF_ASSIST + 1) 83 84 /* 85 * Capability Values 86 */ 87 /* Bool Caps */ 88 #define SPAPR_CAP_OFF 0x00 89 #define SPAPR_CAP_ON 0x01 90 91 /* Custom Caps */ 92 93 /* Generic */ 94 #define SPAPR_CAP_BROKEN 0x00 95 #define SPAPR_CAP_WORKAROUND 0x01 96 #define SPAPR_CAP_FIXED 0x02 97 /* SPAPR_CAP_IBS (cap-ibs) */ 98 #define SPAPR_CAP_FIXED_IBS 0x02 99 #define SPAPR_CAP_FIXED_CCD 0x03 100 #define SPAPR_CAP_FIXED_NA 0x10 /* Lets leave a bit of a gap... */ 101 102 typedef struct SpaprCapabilities SpaprCapabilities; 103 struct SpaprCapabilities { 104 uint8_t caps[SPAPR_CAP_NUM]; 105 }; 106 107 /** 108 * SpaprMachineClass: 109 */ 110 struct SpaprMachineClass { 111 /*< private >*/ 112 MachineClass parent_class; 113 114 /*< public >*/ 115 bool dr_lmb_enabled; /* enable dynamic-reconfig/hotplug of LMBs */ 116 bool dr_phb_enabled; /* enable dynamic-reconfig/hotplug of PHBs */ 117 bool update_dt_enabled; /* enable KVMPPC_H_UPDATE_DT */ 118 bool use_ohci_by_default; /* use USB-OHCI instead of XHCI */ 119 bool pre_2_10_has_unused_icps; 120 bool legacy_irq_allocation; 121 bool broken_host_serial_model; /* present real host info to the guest */ 122 bool pre_4_1_migration; /* don't migrate hpt-max-page-size */ 123 124 void (*phb_placement)(SpaprMachineState *spapr, uint32_t index, 125 uint64_t *buid, hwaddr *pio, 126 hwaddr *mmio32, hwaddr *mmio64, 127 unsigned n_dma, uint32_t *liobns, hwaddr *nv2gpa, 128 hwaddr *nv2atsd, Error **errp); 129 SpaprResizeHpt resize_hpt_default; 130 SpaprCapabilities default_caps; 131 SpaprIrq *irq; 132 }; 133 134 /** 135 * SpaprMachineState: 136 */ 137 struct SpaprMachineState { 138 /*< private >*/ 139 MachineState parent_obj; 140 141 struct SpaprVioBus *vio_bus; 142 QLIST_HEAD(, SpaprPhbState) phbs; 143 struct SpaprNvram *nvram; 144 ICSState *ics; 145 SpaprRtcState rtc; 146 147 SpaprResizeHpt resize_hpt; 148 void *htab; 149 uint32_t htab_shift; 150 uint64_t patb_entry; /* Process tbl registed in H_REGISTER_PROCESS_TABLE */ 151 SpaprPendingHpt *pending_hpt; /* in-progress resize */ 152 153 hwaddr rma_size; 154 int vrma_adjust; 155 ssize_t rtas_size; 156 void *rtas_blob; 157 uint32_t fdt_size; 158 uint32_t fdt_initial_size; 159 void *fdt_blob; 160 long kernel_size; 161 bool kernel_le; 162 uint32_t initrd_base; 163 long initrd_size; 164 uint64_t rtc_offset; /* Now used only during incoming migration */ 165 struct PPCTimebase tb; 166 bool has_graphics; 167 uint32_t vsmt; /* Virtual SMT mode (KVM's "core stride") */ 168 169 Notifier epow_notifier; 170 QTAILQ_HEAD(, SpaprEventLogEntry) pending_events; 171 bool use_hotplug_event_source; 172 SpaprEventSource *event_sources; 173 174 /* ibm,client-architecture-support option negotiation */ 175 bool cas_reboot; 176 bool cas_legacy_guest_workaround; 177 SpaprOptionVector *ov5; /* QEMU-supported option vectors */ 178 SpaprOptionVector *ov5_cas; /* negotiated (via CAS) option vectors */ 179 uint32_t max_compat_pvr; 180 181 /* Migration state */ 182 int htab_save_index; 183 bool htab_first_pass; 184 int htab_fd; 185 186 /* Pending DIMM unplug cache. It is populated when a LMB 187 * unplug starts. It can be regenerated if a migration 188 * occurs during the unplug process. */ 189 QTAILQ_HEAD(, SpaprDimmState) pending_dimm_unplugs; 190 191 /*< public >*/ 192 char *kvm_type; 193 char *host_model; 194 char *host_serial; 195 196 int32_t irq_map_nr; 197 unsigned long *irq_map; 198 SpaprXive *xive; 199 SpaprIrq *irq; 200 qemu_irq *qirqs; 201 202 bool cmd_line_caps[SPAPR_CAP_NUM]; 203 SpaprCapabilities def, eff, mig; 204 205 unsigned gpu_numa_id; 206 }; 207 208 #define H_SUCCESS 0 209 #define H_BUSY 1 /* Hardware busy -- retry later */ 210 #define H_CLOSED 2 /* Resource closed */ 211 #define H_NOT_AVAILABLE 3 212 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */ 213 #define H_PARTIAL 5 214 #define H_IN_PROGRESS 14 /* Kind of like busy */ 215 #define H_PAGE_REGISTERED 15 216 #define H_PARTIAL_STORE 16 217 #define H_PENDING 17 /* returned from H_POLL_PENDING */ 218 #define H_CONTINUE 18 /* Returned from H_Join on success */ 219 #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */ 220 #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \ 221 is a good time to retry */ 222 #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \ 223 is a good time to retry */ 224 #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \ 225 is a good time to retry */ 226 #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \ 227 is a good time to retry */ 228 #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \ 229 is a good time to retry */ 230 #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \ 231 is a good time to retry */ 232 #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */ 233 #define H_HARDWARE -1 /* Hardware error */ 234 #define H_FUNCTION -2 /* Function not supported */ 235 #define H_PRIVILEGE -3 /* Caller not privileged */ 236 #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */ 237 #define H_BAD_MODE -5 /* Illegal msr value */ 238 #define H_PTEG_FULL -6 /* PTEG is full */ 239 #define H_NOT_FOUND -7 /* PTE was not found" */ 240 #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ 241 #define H_NO_MEM -9 242 #define H_AUTHORITY -10 243 #define H_PERMISSION -11 244 #define H_DROPPED -12 245 #define H_SOURCE_PARM -13 246 #define H_DEST_PARM -14 247 #define H_REMOTE_PARM -15 248 #define H_RESOURCE -16 249 #define H_ADAPTER_PARM -17 250 #define H_RH_PARM -18 251 #define H_RCQ_PARM -19 252 #define H_SCQ_PARM -20 253 #define H_EQ_PARM -21 254 #define H_RT_PARM -22 255 #define H_ST_PARM -23 256 #define H_SIGT_PARM -24 257 #define H_TOKEN_PARM -25 258 #define H_MLENGTH_PARM -27 259 #define H_MEM_PARM -28 260 #define H_MEM_ACCESS_PARM -29 261 #define H_ATTR_PARM -30 262 #define H_PORT_PARM -31 263 #define H_MCG_PARM -32 264 #define H_VL_PARM -33 265 #define H_TSIZE_PARM -34 266 #define H_TRACE_PARM -35 267 268 #define H_MASK_PARM -37 269 #define H_MCG_FULL -38 270 #define H_ALIAS_EXIST -39 271 #define H_P_COUNTER -40 272 #define H_TABLE_FULL -41 273 #define H_ALT_TABLE -42 274 #define H_MR_CONDITION -43 275 #define H_NOT_ENOUGH_RESOURCES -44 276 #define H_R_STATE -45 277 #define H_RESCINDEND -46 278 #define H_P2 -55 279 #define H_P3 -56 280 #define H_P4 -57 281 #define H_P5 -58 282 #define H_P6 -59 283 #define H_P7 -60 284 #define H_P8 -61 285 #define H_P9 -62 286 #define H_UNSUPPORTED_FLAG -256 287 #define H_MULTI_THREADS_ACTIVE -9005 288 289 290 /* Long Busy is a condition that can be returned by the firmware 291 * when a call cannot be completed now, but the identical call 292 * should be retried later. This prevents calls blocking in the 293 * firmware for long periods of time. Annoyingly the firmware can return 294 * a range of return codes, hinting at how long we should wait before 295 * retrying. If you don't care for the hint, the macro below is a good 296 * way to check for the long_busy return codes 297 */ 298 #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \ 299 && (x <= H_LONG_BUSY_END_RANGE)) 300 301 /* Flags */ 302 #define H_LARGE_PAGE (1ULL<<(63-16)) 303 #define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */ 304 #define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */ 305 #define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */ 306 #define H_PAGE_STATE_CHANGE (1ULL<<(63-28)) 307 #define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30))) 308 #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED) 309 #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31))) 310 #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE 311 #define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */ 312 #define H_ANDCOND (1ULL<<(63-33)) 313 #define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ 314 #define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ 315 #define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ 316 #define H_COPY_PAGE (1ULL<<(63-49)) 317 #define H_N (1ULL<<(63-61)) 318 #define H_PP1 (1ULL<<(63-62)) 319 #define H_PP2 (1ULL<<(63-63)) 320 321 /* Values for 2nd argument to H_SET_MODE */ 322 #define H_SET_MODE_RESOURCE_SET_CIABR 1 323 #define H_SET_MODE_RESOURCE_SET_DAWR 2 324 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3 325 #define H_SET_MODE_RESOURCE_LE 4 326 327 /* Flags for H_SET_MODE_RESOURCE_LE */ 328 #define H_SET_MODE_ENDIAN_BIG 0 329 #define H_SET_MODE_ENDIAN_LITTLE 1 330 331 /* VASI States */ 332 #define H_VASI_INVALID 0 333 #define H_VASI_ENABLED 1 334 #define H_VASI_ABORTED 2 335 #define H_VASI_SUSPENDING 3 336 #define H_VASI_SUSPENDED 4 337 #define H_VASI_RESUMED 5 338 #define H_VASI_COMPLETED 6 339 340 /* DABRX flags */ 341 #define H_DABRX_HYPERVISOR (1ULL<<(63-61)) 342 #define H_DABRX_KERNEL (1ULL<<(63-62)) 343 #define H_DABRX_USER (1ULL<<(63-63)) 344 345 /* Values for KVM_PPC_GET_CPU_CHAR & H_GET_CPU_CHARACTERISTICS */ 346 #define H_CPU_CHAR_SPEC_BAR_ORI31 PPC_BIT(0) 347 #define H_CPU_CHAR_BCCTRL_SERIALISED PPC_BIT(1) 348 #define H_CPU_CHAR_L1D_FLUSH_ORI30 PPC_BIT(2) 349 #define H_CPU_CHAR_L1D_FLUSH_TRIG2 PPC_BIT(3) 350 #define H_CPU_CHAR_L1D_THREAD_PRIV PPC_BIT(4) 351 #define H_CPU_CHAR_HON_BRANCH_HINTS PPC_BIT(5) 352 #define H_CPU_CHAR_THR_RECONF_TRIG PPC_BIT(6) 353 #define H_CPU_CHAR_CACHE_COUNT_DIS PPC_BIT(7) 354 #define H_CPU_CHAR_BCCTR_FLUSH_ASSIST PPC_BIT(9) 355 #define H_CPU_BEHAV_FAVOUR_SECURITY PPC_BIT(0) 356 #define H_CPU_BEHAV_L1D_FLUSH_PR PPC_BIT(1) 357 #define H_CPU_BEHAV_BNDS_CHK_SPEC_BAR PPC_BIT(2) 358 #define H_CPU_BEHAV_FLUSH_COUNT_CACHE PPC_BIT(5) 359 360 /* Each control block has to be on a 4K boundary */ 361 #define H_CB_ALIGNMENT 4096 362 363 /* pSeries hypervisor opcodes */ 364 #define H_REMOVE 0x04 365 #define H_ENTER 0x08 366 #define H_READ 0x0c 367 #define H_CLEAR_MOD 0x10 368 #define H_CLEAR_REF 0x14 369 #define H_PROTECT 0x18 370 #define H_GET_TCE 0x1c 371 #define H_PUT_TCE 0x20 372 #define H_SET_SPRG0 0x24 373 #define H_SET_DABR 0x28 374 #define H_PAGE_INIT 0x2c 375 #define H_SET_ASR 0x30 376 #define H_ASR_ON 0x34 377 #define H_ASR_OFF 0x38 378 #define H_LOGICAL_CI_LOAD 0x3c 379 #define H_LOGICAL_CI_STORE 0x40 380 #define H_LOGICAL_CACHE_LOAD 0x44 381 #define H_LOGICAL_CACHE_STORE 0x48 382 #define H_LOGICAL_ICBI 0x4c 383 #define H_LOGICAL_DCBF 0x50 384 #define H_GET_TERM_CHAR 0x54 385 #define H_PUT_TERM_CHAR 0x58 386 #define H_REAL_TO_LOGICAL 0x5c 387 #define H_HYPERVISOR_DATA 0x60 388 #define H_EOI 0x64 389 #define H_CPPR 0x68 390 #define H_IPI 0x6c 391 #define H_IPOLL 0x70 392 #define H_XIRR 0x74 393 #define H_PERFMON 0x7c 394 #define H_MIGRATE_DMA 0x78 395 #define H_REGISTER_VPA 0xDC 396 #define H_CEDE 0xE0 397 #define H_CONFER 0xE4 398 #define H_PROD 0xE8 399 #define H_GET_PPP 0xEC 400 #define H_SET_PPP 0xF0 401 #define H_PURR 0xF4 402 #define H_PIC 0xF8 403 #define H_REG_CRQ 0xFC 404 #define H_FREE_CRQ 0x100 405 #define H_VIO_SIGNAL 0x104 406 #define H_SEND_CRQ 0x108 407 #define H_COPY_RDMA 0x110 408 #define H_REGISTER_LOGICAL_LAN 0x114 409 #define H_FREE_LOGICAL_LAN 0x118 410 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C 411 #define H_SEND_LOGICAL_LAN 0x120 412 #define H_BULK_REMOVE 0x124 413 #define H_MULTICAST_CTRL 0x130 414 #define H_SET_XDABR 0x134 415 #define H_STUFF_TCE 0x138 416 #define H_PUT_TCE_INDIRECT 0x13C 417 #define H_CHANGE_LOGICAL_LAN_MAC 0x14C 418 #define H_VTERM_PARTNER_INFO 0x150 419 #define H_REGISTER_VTERM 0x154 420 #define H_FREE_VTERM 0x158 421 #define H_RESET_EVENTS 0x15C 422 #define H_ALLOC_RESOURCE 0x160 423 #define H_FREE_RESOURCE 0x164 424 #define H_MODIFY_QP 0x168 425 #define H_QUERY_QP 0x16C 426 #define H_REREGISTER_PMR 0x170 427 #define H_REGISTER_SMR 0x174 428 #define H_QUERY_MR 0x178 429 #define H_QUERY_MW 0x17C 430 #define H_QUERY_HCA 0x180 431 #define H_QUERY_PORT 0x184 432 #define H_MODIFY_PORT 0x188 433 #define H_DEFINE_AQP1 0x18C 434 #define H_GET_TRACE_BUFFER 0x190 435 #define H_DEFINE_AQP0 0x194 436 #define H_RESIZE_MR 0x198 437 #define H_ATTACH_MCQP 0x19C 438 #define H_DETACH_MCQP 0x1A0 439 #define H_CREATE_RPT 0x1A4 440 #define H_REMOVE_RPT 0x1A8 441 #define H_REGISTER_RPAGES 0x1AC 442 #define H_DISABLE_AND_GETC 0x1B0 443 #define H_ERROR_DATA 0x1B4 444 #define H_GET_HCA_INFO 0x1B8 445 #define H_GET_PERF_COUNT 0x1BC 446 #define H_MANAGE_TRACE 0x1C0 447 #define H_GET_CPU_CHARACTERISTICS 0x1C8 448 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4 449 #define H_QUERY_INT_STATE 0x1E4 450 #define H_POLL_PENDING 0x1D8 451 #define H_ILLAN_ATTRIBUTES 0x244 452 #define H_MODIFY_HEA_QP 0x250 453 #define H_QUERY_HEA_QP 0x254 454 #define H_QUERY_HEA 0x258 455 #define H_QUERY_HEA_PORT 0x25C 456 #define H_MODIFY_HEA_PORT 0x260 457 #define H_REG_BCMC 0x264 458 #define H_DEREG_BCMC 0x268 459 #define H_REGISTER_HEA_RPAGES 0x26C 460 #define H_DISABLE_AND_GET_HEA 0x270 461 #define H_GET_HEA_INFO 0x274 462 #define H_ALLOC_HEA_RESOURCE 0x278 463 #define H_ADD_CONN 0x284 464 #define H_DEL_CONN 0x288 465 #define H_JOIN 0x298 466 #define H_VASI_STATE 0x2A4 467 #define H_ENABLE_CRQ 0x2B0 468 #define H_GET_EM_PARMS 0x2B8 469 #define H_SET_MPP 0x2D0 470 #define H_GET_MPP 0x2D4 471 #define H_HOME_NODE_ASSOCIATIVITY 0x2EC 472 #define H_XIRR_X 0x2FC 473 #define H_RANDOM 0x300 474 #define H_SET_MODE 0x31C 475 #define H_RESIZE_HPT_PREPARE 0x36C 476 #define H_RESIZE_HPT_COMMIT 0x370 477 #define H_CLEAN_SLB 0x374 478 #define H_INVALIDATE_PID 0x378 479 #define H_REGISTER_PROC_TBL 0x37C 480 #define H_SIGNAL_SYS_RESET 0x380 481 482 #define H_INT_GET_SOURCE_INFO 0x3A8 483 #define H_INT_SET_SOURCE_CONFIG 0x3AC 484 #define H_INT_GET_SOURCE_CONFIG 0x3B0 485 #define H_INT_GET_QUEUE_INFO 0x3B4 486 #define H_INT_SET_QUEUE_CONFIG 0x3B8 487 #define H_INT_GET_QUEUE_CONFIG 0x3BC 488 #define H_INT_SET_OS_REPORTING_LINE 0x3C0 489 #define H_INT_GET_OS_REPORTING_LINE 0x3C4 490 #define H_INT_ESB 0x3C8 491 #define H_INT_SYNC 0x3CC 492 #define H_INT_RESET 0x3D0 493 494 #define MAX_HCALL_OPCODE H_INT_RESET 495 496 /* The hcalls above are standardized in PAPR and implemented by pHyp 497 * as well. 498 * 499 * We also need some hcalls which are specific to qemu / KVM-on-POWER. 500 * We put those into the 0xf000-0xfffc range which is reserved by PAPR 501 * for "platform-specific" hcalls. 502 */ 503 #define KVMPPC_HCALL_BASE 0xf000 504 #define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0) 505 #define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1) 506 /* Client Architecture support */ 507 #define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2) 508 #define KVMPPC_H_UPDATE_DT (KVMPPC_HCALL_BASE + 0x3) 509 #define KVMPPC_HCALL_MAX KVMPPC_H_UPDATE_DT 510 511 typedef struct SpaprDeviceTreeUpdateHeader { 512 uint32_t version_id; 513 } SpaprDeviceTreeUpdateHeader; 514 515 #define hcall_dprintf(fmt, ...) \ 516 do { \ 517 qemu_log_mask(LOG_GUEST_ERROR, "%s: " fmt, __func__, ## __VA_ARGS__); \ 518 } while (0) 519 520 typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, SpaprMachineState *sm, 521 target_ulong opcode, 522 target_ulong *args); 523 524 void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn); 525 target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 526 target_ulong *args); 527 528 /* ibm,set-eeh-option */ 529 #define RTAS_EEH_DISABLE 0 530 #define RTAS_EEH_ENABLE 1 531 #define RTAS_EEH_THAW_IO 2 532 #define RTAS_EEH_THAW_DMA 3 533 534 /* ibm,get-config-addr-info2 */ 535 #define RTAS_GET_PE_ADDR 0 536 #define RTAS_GET_PE_MODE 1 537 #define RTAS_PE_MODE_NONE 0 538 #define RTAS_PE_MODE_NOT_SHARED 1 539 #define RTAS_PE_MODE_SHARED 2 540 541 /* ibm,read-slot-reset-state2 */ 542 #define RTAS_EEH_PE_STATE_NORMAL 0 543 #define RTAS_EEH_PE_STATE_RESET 1 544 #define RTAS_EEH_PE_STATE_STOPPED_IO_DMA 2 545 #define RTAS_EEH_PE_STATE_STOPPED_DMA 4 546 #define RTAS_EEH_PE_STATE_UNAVAIL 5 547 #define RTAS_EEH_NOT_SUPPORT 0 548 #define RTAS_EEH_SUPPORT 1 549 #define RTAS_EEH_PE_UNAVAIL_INFO 1000 550 #define RTAS_EEH_PE_RECOVER_INFO 0 551 552 /* ibm,set-slot-reset */ 553 #define RTAS_SLOT_RESET_DEACTIVATE 0 554 #define RTAS_SLOT_RESET_HOT 1 555 #define RTAS_SLOT_RESET_FUNDAMENTAL 3 556 557 /* ibm,slot-error-detail */ 558 #define RTAS_SLOT_TEMP_ERR_LOG 1 559 #define RTAS_SLOT_PERM_ERR_LOG 2 560 561 /* RTAS return codes */ 562 #define RTAS_OUT_SUCCESS 0 563 #define RTAS_OUT_NO_ERRORS_FOUND 1 564 #define RTAS_OUT_HW_ERROR -1 565 #define RTAS_OUT_BUSY -2 566 #define RTAS_OUT_PARAM_ERROR -3 567 #define RTAS_OUT_NOT_SUPPORTED -3 568 #define RTAS_OUT_NO_SUCH_INDICATOR -3 569 #define RTAS_OUT_NOT_AUTHORIZED -9002 570 #define RTAS_OUT_SYSPARM_PARAM_ERROR -9999 571 572 /* DDW pagesize mask values from ibm,query-pe-dma-window */ 573 #define RTAS_DDW_PGSIZE_4K 0x01 574 #define RTAS_DDW_PGSIZE_64K 0x02 575 #define RTAS_DDW_PGSIZE_16M 0x04 576 #define RTAS_DDW_PGSIZE_32M 0x08 577 #define RTAS_DDW_PGSIZE_64M 0x10 578 #define RTAS_DDW_PGSIZE_128M 0x20 579 #define RTAS_DDW_PGSIZE_256M 0x40 580 #define RTAS_DDW_PGSIZE_16G 0x80 581 582 /* RTAS tokens */ 583 #define RTAS_TOKEN_BASE 0x2000 584 585 #define RTAS_DISPLAY_CHARACTER (RTAS_TOKEN_BASE + 0x00) 586 #define RTAS_GET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x01) 587 #define RTAS_SET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x02) 588 #define RTAS_POWER_OFF (RTAS_TOKEN_BASE + 0x03) 589 #define RTAS_SYSTEM_REBOOT (RTAS_TOKEN_BASE + 0x04) 590 #define RTAS_QUERY_CPU_STOPPED_STATE (RTAS_TOKEN_BASE + 0x05) 591 #define RTAS_START_CPU (RTAS_TOKEN_BASE + 0x06) 592 #define RTAS_STOP_SELF (RTAS_TOKEN_BASE + 0x07) 593 #define RTAS_IBM_GET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x08) 594 #define RTAS_IBM_SET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x09) 595 #define RTAS_IBM_SET_XIVE (RTAS_TOKEN_BASE + 0x0A) 596 #define RTAS_IBM_GET_XIVE (RTAS_TOKEN_BASE + 0x0B) 597 #define RTAS_IBM_INT_OFF (RTAS_TOKEN_BASE + 0x0C) 598 #define RTAS_IBM_INT_ON (RTAS_TOKEN_BASE + 0x0D) 599 #define RTAS_CHECK_EXCEPTION (RTAS_TOKEN_BASE + 0x0E) 600 #define RTAS_EVENT_SCAN (RTAS_TOKEN_BASE + 0x0F) 601 #define RTAS_IBM_SET_TCE_BYPASS (RTAS_TOKEN_BASE + 0x10) 602 #define RTAS_QUIESCE (RTAS_TOKEN_BASE + 0x11) 603 #define RTAS_NVRAM_FETCH (RTAS_TOKEN_BASE + 0x12) 604 #define RTAS_NVRAM_STORE (RTAS_TOKEN_BASE + 0x13) 605 #define RTAS_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x14) 606 #define RTAS_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x15) 607 #define RTAS_IBM_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x16) 608 #define RTAS_IBM_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x17) 609 #define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER (RTAS_TOKEN_BASE + 0x18) 610 #define RTAS_IBM_CHANGE_MSI (RTAS_TOKEN_BASE + 0x19) 611 #define RTAS_SET_INDICATOR (RTAS_TOKEN_BASE + 0x1A) 612 #define RTAS_SET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1B) 613 #define RTAS_GET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1C) 614 #define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D) 615 #define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E) 616 #define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F) 617 #define RTAS_IBM_SET_EEH_OPTION (RTAS_TOKEN_BASE + 0x20) 618 #define RTAS_IBM_GET_CONFIG_ADDR_INFO2 (RTAS_TOKEN_BASE + 0x21) 619 #define RTAS_IBM_READ_SLOT_RESET_STATE2 (RTAS_TOKEN_BASE + 0x22) 620 #define RTAS_IBM_SET_SLOT_RESET (RTAS_TOKEN_BASE + 0x23) 621 #define RTAS_IBM_CONFIGURE_PE (RTAS_TOKEN_BASE + 0x24) 622 #define RTAS_IBM_SLOT_ERROR_DETAIL (RTAS_TOKEN_BASE + 0x25) 623 #define RTAS_IBM_QUERY_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x26) 624 #define RTAS_IBM_CREATE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x27) 625 #define RTAS_IBM_REMOVE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x28) 626 #define RTAS_IBM_RESET_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x29) 627 628 #define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x2A) 629 630 /* RTAS ibm,get-system-parameter token values */ 631 #define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20 632 #define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42 633 #define RTAS_SYSPARM_UUID 48 634 635 /* RTAS indicator/sensor types 636 * 637 * as defined by PAPR+ 2.7 7.3.5.4, Table 41 638 * 639 * NOTE: currently only DR-related sensors are implemented here 640 */ 641 #define RTAS_SENSOR_TYPE_ISOLATION_STATE 9001 642 #define RTAS_SENSOR_TYPE_DR 9002 643 #define RTAS_SENSOR_TYPE_ALLOCATION_STATE 9003 644 #define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE 645 646 /* Possible values for the platform-processor-diagnostics-run-mode parameter 647 * of the RTAS ibm,get-system-parameter call. 648 */ 649 #define DIAGNOSTICS_RUN_MODE_DISABLED 0 650 #define DIAGNOSTICS_RUN_MODE_STAGGERED 1 651 #define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2 652 #define DIAGNOSTICS_RUN_MODE_PERIODIC 3 653 654 static inline uint64_t ppc64_phys_to_real(uint64_t addr) 655 { 656 return addr & ~0xF000000000000000ULL; 657 } 658 659 static inline uint32_t rtas_ld(target_ulong phys, int n) 660 { 661 return ldl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n)); 662 } 663 664 static inline uint64_t rtas_ldq(target_ulong phys, int n) 665 { 666 return (uint64_t)rtas_ld(phys, n) << 32 | rtas_ld(phys, n + 1); 667 } 668 669 static inline void rtas_st(target_ulong phys, int n, uint32_t val) 670 { 671 stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n), val); 672 } 673 674 typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, SpaprMachineState *sm, 675 uint32_t token, 676 uint32_t nargs, target_ulong args, 677 uint32_t nret, target_ulong rets); 678 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn); 679 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *sm, 680 uint32_t token, uint32_t nargs, target_ulong args, 681 uint32_t nret, target_ulong rets); 682 void spapr_dt_rtas_tokens(void *fdt, int rtas); 683 void spapr_load_rtas(SpaprMachineState *spapr, void *fdt, hwaddr addr); 684 685 #define SPAPR_TCE_PAGE_SHIFT 12 686 #define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT) 687 #define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1) 688 689 #define SPAPR_VIO_BASE_LIOBN 0x00000000 690 #define SPAPR_VIO_LIOBN(reg) (0x00000000 | (reg)) 691 #define SPAPR_PCI_LIOBN(phb_index, window_num) \ 692 (0x80000000 | ((phb_index) << 8) | (window_num)) 693 #define SPAPR_IS_PCI_LIOBN(liobn) (!!((liobn) & 0x80000000)) 694 #define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff) 695 696 #define RTAS_ERROR_LOG_MAX 2048 697 698 #define RTAS_EVENT_SCAN_RATE 1 699 700 /* This helper should be used to encode interrupt specifiers when the related 701 * "interrupt-controller" node has its "#interrupt-cells" property set to 2 (ie, 702 * VIO devices, RTAS event sources and PHBs). 703 */ 704 static inline void spapr_dt_irq(uint32_t *intspec, int irq, bool is_lsi) 705 { 706 intspec[0] = cpu_to_be32(irq); 707 intspec[1] = is_lsi ? cpu_to_be32(1) : 0; 708 } 709 710 typedef struct SpaprTceTable SpaprTceTable; 711 712 #define TYPE_SPAPR_TCE_TABLE "spapr-tce-table" 713 #define SPAPR_TCE_TABLE(obj) \ 714 OBJECT_CHECK(SpaprTceTable, (obj), TYPE_SPAPR_TCE_TABLE) 715 716 #define TYPE_SPAPR_IOMMU_MEMORY_REGION "spapr-iommu-memory-region" 717 #define SPAPR_IOMMU_MEMORY_REGION(obj) \ 718 OBJECT_CHECK(IOMMUMemoryRegion, (obj), TYPE_SPAPR_IOMMU_MEMORY_REGION) 719 720 struct SpaprTceTable { 721 DeviceState parent; 722 uint32_t liobn; 723 uint32_t nb_table; 724 uint64_t bus_offset; 725 uint32_t page_shift; 726 uint64_t *table; 727 uint32_t mig_nb_table; 728 uint64_t *mig_table; 729 bool bypass; 730 bool need_vfio; 731 bool skipping_replay; 732 int fd; 733 MemoryRegion root; 734 IOMMUMemoryRegion iommu; 735 struct SpaprVioDevice *vdev; /* for @bypass migration compatibility only */ 736 QLIST_ENTRY(SpaprTceTable) list; 737 }; 738 739 SpaprTceTable *spapr_tce_find_by_liobn(target_ulong liobn); 740 741 struct SpaprEventLogEntry { 742 uint32_t summary; 743 uint32_t extended_length; 744 void *extended_log; 745 QTAILQ_ENTRY(SpaprEventLogEntry) next; 746 }; 747 748 void spapr_events_init(SpaprMachineState *sm); 749 void spapr_dt_events(SpaprMachineState *sm, void *fdt); 750 int spapr_h_cas_compose_response(SpaprMachineState *sm, 751 target_ulong addr, target_ulong size, 752 SpaprOptionVector *ov5_updates); 753 void close_htab_fd(SpaprMachineState *spapr); 754 void spapr_setup_hpt_and_vrma(SpaprMachineState *spapr); 755 void spapr_free_hpt(SpaprMachineState *spapr); 756 SpaprTceTable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn); 757 void spapr_tce_table_enable(SpaprTceTable *tcet, 758 uint32_t page_shift, uint64_t bus_offset, 759 uint32_t nb_table); 760 void spapr_tce_table_disable(SpaprTceTable *tcet); 761 void spapr_tce_set_need_vfio(SpaprTceTable *tcet, bool need_vfio); 762 763 MemoryRegion *spapr_tce_get_iommu(SpaprTceTable *tcet); 764 int spapr_dma_dt(void *fdt, int node_off, const char *propname, 765 uint32_t liobn, uint64_t window, uint32_t size); 766 int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname, 767 SpaprTceTable *tcet); 768 void spapr_pci_switch_vga(bool big_endian); 769 void spapr_hotplug_req_add_by_index(SpaprDrc *drc); 770 void spapr_hotplug_req_remove_by_index(SpaprDrc *drc); 771 void spapr_hotplug_req_add_by_count(SpaprDrcType drc_type, 772 uint32_t count); 773 void spapr_hotplug_req_remove_by_count(SpaprDrcType drc_type, 774 uint32_t count); 775 void spapr_hotplug_req_add_by_count_indexed(SpaprDrcType drc_type, 776 uint32_t count, uint32_t index); 777 void spapr_hotplug_req_remove_by_count_indexed(SpaprDrcType drc_type, 778 uint32_t count, uint32_t index); 779 int spapr_hpt_shift_for_ramsize(uint64_t ramsize); 780 void spapr_reallocate_hpt(SpaprMachineState *spapr, int shift, 781 Error **errp); 782 void spapr_clear_pending_events(SpaprMachineState *spapr); 783 int spapr_max_server_number(SpaprMachineState *spapr); 784 void spapr_store_hpte(PowerPCCPU *cpu, hwaddr ptex, 785 uint64_t pte0, uint64_t pte1); 786 787 /* DRC callbacks. */ 788 void spapr_core_release(DeviceState *dev); 789 int spapr_core_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 790 void *fdt, int *fdt_start_offset, Error **errp); 791 void spapr_lmb_release(DeviceState *dev); 792 int spapr_lmb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 793 void *fdt, int *fdt_start_offset, Error **errp); 794 void spapr_phb_release(DeviceState *dev); 795 int spapr_phb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 796 void *fdt, int *fdt_start_offset, Error **errp); 797 798 void spapr_rtc_read(SpaprRtcState *rtc, struct tm *tm, uint32_t *ns); 799 int spapr_rtc_import_offset(SpaprRtcState *rtc, int64_t legacy_offset); 800 801 #define TYPE_SPAPR_RNG "spapr-rng" 802 803 #define SPAPR_MEMORY_BLOCK_SIZE ((hwaddr)1 << 28) /* 256MB */ 804 805 /* 806 * This defines the maximum number of DIMM slots we can have for sPAPR 807 * guest. This is not defined by sPAPR but we are defining it to 32 slots 808 * based on default number of slots provided by PowerPC kernel. 809 */ 810 #define SPAPR_MAX_RAM_SLOTS 32 811 812 /* 1GB alignment for hotplug memory region */ 813 #define SPAPR_DEVICE_MEM_ALIGN (1 * GiB) 814 815 /* 816 * Number of 32 bit words in each LMB list entry in ibm,dynamic-memory 817 * property under ibm,dynamic-reconfiguration-memory node. 818 */ 819 #define SPAPR_DR_LMB_LIST_ENTRY_SIZE 6 820 821 /* 822 * Defines for flag value in ibm,dynamic-memory property under 823 * ibm,dynamic-reconfiguration-memory node. 824 */ 825 #define SPAPR_LMB_FLAGS_ASSIGNED 0x00000008 826 #define SPAPR_LMB_FLAGS_DRC_INVALID 0x00000020 827 #define SPAPR_LMB_FLAGS_RESERVED 0x00000080 828 829 void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg); 830 831 #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 832 833 int spapr_get_vcpu_id(PowerPCCPU *cpu); 834 void spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, Error **errp); 835 PowerPCCPU *spapr_find_cpu(int vcpu_id); 836 837 int spapr_caps_pre_load(void *opaque); 838 int spapr_caps_pre_save(void *opaque); 839 840 /* 841 * Handling of optional capabilities 842 */ 843 extern const VMStateDescription vmstate_spapr_cap_htm; 844 extern const VMStateDescription vmstate_spapr_cap_vsx; 845 extern const VMStateDescription vmstate_spapr_cap_dfp; 846 extern const VMStateDescription vmstate_spapr_cap_cfpc; 847 extern const VMStateDescription vmstate_spapr_cap_sbbc; 848 extern const VMStateDescription vmstate_spapr_cap_ibs; 849 extern const VMStateDescription vmstate_spapr_cap_hpt_maxpagesize; 850 extern const VMStateDescription vmstate_spapr_cap_nested_kvm_hv; 851 extern const VMStateDescription vmstate_spapr_cap_large_decr; 852 extern const VMStateDescription vmstate_spapr_cap_ccf_assist; 853 854 static inline uint8_t spapr_get_cap(SpaprMachineState *spapr, int cap) 855 { 856 return spapr->eff.caps[cap]; 857 } 858 859 void spapr_caps_init(SpaprMachineState *spapr); 860 void spapr_caps_apply(SpaprMachineState *spapr); 861 void spapr_caps_cpu_apply(SpaprMachineState *spapr, PowerPCCPU *cpu); 862 void spapr_caps_add_properties(SpaprMachineClass *smc, Error **errp); 863 int spapr_caps_post_migration(SpaprMachineState *spapr); 864 865 void spapr_check_pagesize(SpaprMachineState *spapr, hwaddr pagesize, 866 Error **errp); 867 /* 868 * XIVE definitions 869 */ 870 #define SPAPR_OV5_XIVE_LEGACY 0x0 871 #define SPAPR_OV5_XIVE_EXPLOIT 0x40 872 #define SPAPR_OV5_XIVE_BOTH 0x80 /* Only to advertise on the platform */ 873 874 void spapr_set_all_lpcrs(target_ulong value, target_ulong mask); 875 #endif /* HW_SPAPR_H */ 876