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 #include "hw/ppc/spapr_tpm_proxy.h" 14 15 struct SpaprVioBus; 16 struct SpaprPhbState; 17 struct SpaprNvram; 18 19 typedef struct SpaprEventLogEntry SpaprEventLogEntry; 20 typedef struct SpaprEventSource SpaprEventSource; 21 typedef struct SpaprPendingHpt SpaprPendingHpt; 22 23 #define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL 24 #define SPAPR_ENTRY_POINT 0x100 25 26 #define SPAPR_TIMEBASE_FREQ 512000000ULL 27 28 #define TYPE_SPAPR_RTC "spapr-rtc" 29 30 #define SPAPR_RTC(obj) \ 31 OBJECT_CHECK(SpaprRtcState, (obj), TYPE_SPAPR_RTC) 32 33 typedef struct SpaprRtcState SpaprRtcState; 34 struct SpaprRtcState { 35 /*< private >*/ 36 DeviceState parent_obj; 37 int64_t ns_offset; 38 }; 39 40 typedef struct SpaprDimmState SpaprDimmState; 41 typedef struct SpaprMachineClass SpaprMachineClass; 42 43 #define TYPE_SPAPR_MACHINE "spapr-machine" 44 #define SPAPR_MACHINE(obj) \ 45 OBJECT_CHECK(SpaprMachineState, (obj), TYPE_SPAPR_MACHINE) 46 #define SPAPR_MACHINE_GET_CLASS(obj) \ 47 OBJECT_GET_CLASS(SpaprMachineClass, obj, TYPE_SPAPR_MACHINE) 48 #define SPAPR_MACHINE_CLASS(klass) \ 49 OBJECT_CLASS_CHECK(SpaprMachineClass, klass, TYPE_SPAPR_MACHINE) 50 51 typedef enum { 52 SPAPR_RESIZE_HPT_DEFAULT = 0, 53 SPAPR_RESIZE_HPT_DISABLED, 54 SPAPR_RESIZE_HPT_ENABLED, 55 SPAPR_RESIZE_HPT_REQUIRED, 56 } SpaprResizeHpt; 57 58 /** 59 * Capabilities 60 */ 61 62 /* Hardware Transactional Memory */ 63 #define SPAPR_CAP_HTM 0x00 64 /* Vector Scalar Extensions */ 65 #define SPAPR_CAP_VSX 0x01 66 /* Decimal Floating Point */ 67 #define SPAPR_CAP_DFP 0x02 68 /* Cache Flush on Privilege Change */ 69 #define SPAPR_CAP_CFPC 0x03 70 /* Speculation Barrier Bounds Checking */ 71 #define SPAPR_CAP_SBBC 0x04 72 /* Indirect Branch Serialisation */ 73 #define SPAPR_CAP_IBS 0x05 74 /* HPT Maximum Page Size (encoded as a shift) */ 75 #define SPAPR_CAP_HPT_MAXPAGESIZE 0x06 76 /* Nested KVM-HV */ 77 #define SPAPR_CAP_NESTED_KVM_HV 0x07 78 /* Large Decrementer */ 79 #define SPAPR_CAP_LARGE_DECREMENTER 0x08 80 /* Count Cache Flush Assist HW Instruction */ 81 #define SPAPR_CAP_CCF_ASSIST 0x09 82 /* Num Caps */ 83 #define SPAPR_CAP_NUM (SPAPR_CAP_CCF_ASSIST + 1) 84 85 /* 86 * Capability Values 87 */ 88 /* Bool Caps */ 89 #define SPAPR_CAP_OFF 0x00 90 #define SPAPR_CAP_ON 0x01 91 92 /* Custom Caps */ 93 94 /* Generic */ 95 #define SPAPR_CAP_BROKEN 0x00 96 #define SPAPR_CAP_WORKAROUND 0x01 97 #define SPAPR_CAP_FIXED 0x02 98 /* SPAPR_CAP_IBS (cap-ibs) */ 99 #define SPAPR_CAP_FIXED_IBS 0x02 100 #define SPAPR_CAP_FIXED_CCD 0x03 101 #define SPAPR_CAP_FIXED_NA 0x10 /* Lets leave a bit of a gap... */ 102 103 typedef struct SpaprCapabilities SpaprCapabilities; 104 struct SpaprCapabilities { 105 uint8_t caps[SPAPR_CAP_NUM]; 106 }; 107 108 /** 109 * SpaprMachineClass: 110 */ 111 struct SpaprMachineClass { 112 /*< private >*/ 113 MachineClass parent_class; 114 115 /*< public >*/ 116 bool dr_lmb_enabled; /* enable dynamic-reconfig/hotplug of LMBs */ 117 bool dr_phb_enabled; /* enable dynamic-reconfig/hotplug of PHBs */ 118 bool update_dt_enabled; /* enable KVMPPC_H_UPDATE_DT */ 119 bool use_ohci_by_default; /* use USB-OHCI instead of XHCI */ 120 bool pre_2_10_has_unused_icps; 121 bool legacy_irq_allocation; 122 uint32_t nr_xirqs; 123 bool broken_host_serial_model; /* present real host info to the guest */ 124 bool pre_4_1_migration; /* don't migrate hpt-max-page-size */ 125 bool linux_pci_probe; 126 bool smp_threads_vsmt; /* set VSMT to smp_threads by default */ 127 128 void (*phb_placement)(SpaprMachineState *spapr, uint32_t index, 129 uint64_t *buid, hwaddr *pio, 130 hwaddr *mmio32, hwaddr *mmio64, 131 unsigned n_dma, uint32_t *liobns, hwaddr *nv2gpa, 132 hwaddr *nv2atsd, Error **errp); 133 SpaprResizeHpt resize_hpt_default; 134 SpaprCapabilities default_caps; 135 SpaprIrq *irq; 136 }; 137 138 /** 139 * SpaprMachineState: 140 */ 141 struct SpaprMachineState { 142 /*< private >*/ 143 MachineState parent_obj; 144 145 struct SpaprVioBus *vio_bus; 146 QLIST_HEAD(, SpaprPhbState) phbs; 147 struct SpaprNvram *nvram; 148 SpaprRtcState rtc; 149 150 SpaprResizeHpt resize_hpt; 151 void *htab; 152 uint32_t htab_shift; 153 uint64_t patb_entry; /* Process tbl registed in H_REGISTER_PROCESS_TABLE */ 154 SpaprPendingHpt *pending_hpt; /* in-progress resize */ 155 156 hwaddr rma_size; 157 int vrma_adjust; 158 uint32_t fdt_size; 159 uint32_t fdt_initial_size; 160 void *fdt_blob; 161 long kernel_size; 162 bool kernel_le; 163 uint32_t initrd_base; 164 long initrd_size; 165 uint64_t rtc_offset; /* Now used only during incoming migration */ 166 struct PPCTimebase tb; 167 bool has_graphics; 168 uint32_t vsmt; /* Virtual SMT mode (KVM's "core stride") */ 169 170 Notifier epow_notifier; 171 QTAILQ_HEAD(, SpaprEventLogEntry) pending_events; 172 bool use_hotplug_event_source; 173 SpaprEventSource *event_sources; 174 175 /* ibm,client-architecture-support option negotiation */ 176 bool cas_reboot; 177 bool cas_pre_isa3_guest; 178 SpaprOptionVector *ov5; /* QEMU-supported option vectors */ 179 SpaprOptionVector *ov5_cas; /* negotiated (via CAS) option vectors */ 180 uint32_t max_compat_pvr; 181 182 /* Migration state */ 183 int htab_save_index; 184 bool htab_first_pass; 185 int htab_fd; 186 187 /* Pending DIMM unplug cache. It is populated when a LMB 188 * unplug starts. It can be regenerated if a migration 189 * occurs during the unplug process. */ 190 QTAILQ_HEAD(, SpaprDimmState) pending_dimm_unplugs; 191 192 /*< public >*/ 193 char *kvm_type; 194 char *host_model; 195 char *host_serial; 196 197 int32_t irq_map_nr; 198 unsigned long *irq_map; 199 SpaprIrq *irq; 200 qemu_irq *qirqs; 201 SpaprInterruptController *active_intc; 202 ICSState *ics; 203 SpaprXive *xive; 204 205 bool cmd_line_caps[SPAPR_CAP_NUM]; 206 SpaprCapabilities def, eff, mig; 207 208 unsigned gpu_numa_id; 209 SpaprTpmProxy *tpm_proxy; 210 }; 211 212 #define H_SUCCESS 0 213 #define H_BUSY 1 /* Hardware busy -- retry later */ 214 #define H_CLOSED 2 /* Resource closed */ 215 #define H_NOT_AVAILABLE 3 216 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */ 217 #define H_PARTIAL 5 218 #define H_IN_PROGRESS 14 /* Kind of like busy */ 219 #define H_PAGE_REGISTERED 15 220 #define H_PARTIAL_STORE 16 221 #define H_PENDING 17 /* returned from H_POLL_PENDING */ 222 #define H_CONTINUE 18 /* Returned from H_Join on success */ 223 #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */ 224 #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \ 225 is a good time to retry */ 226 #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \ 227 is a good time to retry */ 228 #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \ 229 is a good time to retry */ 230 #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \ 231 is a good time to retry */ 232 #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \ 233 is a good time to retry */ 234 #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \ 235 is a good time to retry */ 236 #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */ 237 #define H_HARDWARE -1 /* Hardware error */ 238 #define H_FUNCTION -2 /* Function not supported */ 239 #define H_PRIVILEGE -3 /* Caller not privileged */ 240 #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */ 241 #define H_BAD_MODE -5 /* Illegal msr value */ 242 #define H_PTEG_FULL -6 /* PTEG is full */ 243 #define H_NOT_FOUND -7 /* PTE was not found" */ 244 #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ 245 #define H_NO_MEM -9 246 #define H_AUTHORITY -10 247 #define H_PERMISSION -11 248 #define H_DROPPED -12 249 #define H_SOURCE_PARM -13 250 #define H_DEST_PARM -14 251 #define H_REMOTE_PARM -15 252 #define H_RESOURCE -16 253 #define H_ADAPTER_PARM -17 254 #define H_RH_PARM -18 255 #define H_RCQ_PARM -19 256 #define H_SCQ_PARM -20 257 #define H_EQ_PARM -21 258 #define H_RT_PARM -22 259 #define H_ST_PARM -23 260 #define H_SIGT_PARM -24 261 #define H_TOKEN_PARM -25 262 #define H_MLENGTH_PARM -27 263 #define H_MEM_PARM -28 264 #define H_MEM_ACCESS_PARM -29 265 #define H_ATTR_PARM -30 266 #define H_PORT_PARM -31 267 #define H_MCG_PARM -32 268 #define H_VL_PARM -33 269 #define H_TSIZE_PARM -34 270 #define H_TRACE_PARM -35 271 272 #define H_MASK_PARM -37 273 #define H_MCG_FULL -38 274 #define H_ALIAS_EXIST -39 275 #define H_P_COUNTER -40 276 #define H_TABLE_FULL -41 277 #define H_ALT_TABLE -42 278 #define H_MR_CONDITION -43 279 #define H_NOT_ENOUGH_RESOURCES -44 280 #define H_R_STATE -45 281 #define H_RESCINDEND -46 282 #define H_P2 -55 283 #define H_P3 -56 284 #define H_P4 -57 285 #define H_P5 -58 286 #define H_P6 -59 287 #define H_P7 -60 288 #define H_P8 -61 289 #define H_P9 -62 290 #define H_UNSUPPORTED_FLAG -256 291 #define H_MULTI_THREADS_ACTIVE -9005 292 293 294 /* Long Busy is a condition that can be returned by the firmware 295 * when a call cannot be completed now, but the identical call 296 * should be retried later. This prevents calls blocking in the 297 * firmware for long periods of time. Annoyingly the firmware can return 298 * a range of return codes, hinting at how long we should wait before 299 * retrying. If you don't care for the hint, the macro below is a good 300 * way to check for the long_busy return codes 301 */ 302 #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \ 303 && (x <= H_LONG_BUSY_END_RANGE)) 304 305 /* Flags */ 306 #define H_LARGE_PAGE (1ULL<<(63-16)) 307 #define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */ 308 #define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */ 309 #define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */ 310 #define H_PAGE_STATE_CHANGE (1ULL<<(63-28)) 311 #define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30))) 312 #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED) 313 #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31))) 314 #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE 315 #define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */ 316 #define H_ANDCOND (1ULL<<(63-33)) 317 #define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ 318 #define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ 319 #define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ 320 #define H_COPY_PAGE (1ULL<<(63-49)) 321 #define H_N (1ULL<<(63-61)) 322 #define H_PP1 (1ULL<<(63-62)) 323 #define H_PP2 (1ULL<<(63-63)) 324 325 /* Values for 2nd argument to H_SET_MODE */ 326 #define H_SET_MODE_RESOURCE_SET_CIABR 1 327 #define H_SET_MODE_RESOURCE_SET_DAWR 2 328 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3 329 #define H_SET_MODE_RESOURCE_LE 4 330 331 /* Flags for H_SET_MODE_RESOURCE_LE */ 332 #define H_SET_MODE_ENDIAN_BIG 0 333 #define H_SET_MODE_ENDIAN_LITTLE 1 334 335 /* VASI States */ 336 #define H_VASI_INVALID 0 337 #define H_VASI_ENABLED 1 338 #define H_VASI_ABORTED 2 339 #define H_VASI_SUSPENDING 3 340 #define H_VASI_SUSPENDED 4 341 #define H_VASI_RESUMED 5 342 #define H_VASI_COMPLETED 6 343 344 /* DABRX flags */ 345 #define H_DABRX_HYPERVISOR (1ULL<<(63-61)) 346 #define H_DABRX_KERNEL (1ULL<<(63-62)) 347 #define H_DABRX_USER (1ULL<<(63-63)) 348 349 /* Values for KVM_PPC_GET_CPU_CHAR & H_GET_CPU_CHARACTERISTICS */ 350 #define H_CPU_CHAR_SPEC_BAR_ORI31 PPC_BIT(0) 351 #define H_CPU_CHAR_BCCTRL_SERIALISED PPC_BIT(1) 352 #define H_CPU_CHAR_L1D_FLUSH_ORI30 PPC_BIT(2) 353 #define H_CPU_CHAR_L1D_FLUSH_TRIG2 PPC_BIT(3) 354 #define H_CPU_CHAR_L1D_THREAD_PRIV PPC_BIT(4) 355 #define H_CPU_CHAR_HON_BRANCH_HINTS PPC_BIT(5) 356 #define H_CPU_CHAR_THR_RECONF_TRIG PPC_BIT(6) 357 #define H_CPU_CHAR_CACHE_COUNT_DIS PPC_BIT(7) 358 #define H_CPU_CHAR_BCCTR_FLUSH_ASSIST PPC_BIT(9) 359 #define H_CPU_BEHAV_FAVOUR_SECURITY PPC_BIT(0) 360 #define H_CPU_BEHAV_L1D_FLUSH_PR PPC_BIT(1) 361 #define H_CPU_BEHAV_BNDS_CHK_SPEC_BAR PPC_BIT(2) 362 #define H_CPU_BEHAV_FLUSH_COUNT_CACHE PPC_BIT(5) 363 364 /* Each control block has to be on a 4K boundary */ 365 #define H_CB_ALIGNMENT 4096 366 367 /* pSeries hypervisor opcodes */ 368 #define H_REMOVE 0x04 369 #define H_ENTER 0x08 370 #define H_READ 0x0c 371 #define H_CLEAR_MOD 0x10 372 #define H_CLEAR_REF 0x14 373 #define H_PROTECT 0x18 374 #define H_GET_TCE 0x1c 375 #define H_PUT_TCE 0x20 376 #define H_SET_SPRG0 0x24 377 #define H_SET_DABR 0x28 378 #define H_PAGE_INIT 0x2c 379 #define H_SET_ASR 0x30 380 #define H_ASR_ON 0x34 381 #define H_ASR_OFF 0x38 382 #define H_LOGICAL_CI_LOAD 0x3c 383 #define H_LOGICAL_CI_STORE 0x40 384 #define H_LOGICAL_CACHE_LOAD 0x44 385 #define H_LOGICAL_CACHE_STORE 0x48 386 #define H_LOGICAL_ICBI 0x4c 387 #define H_LOGICAL_DCBF 0x50 388 #define H_GET_TERM_CHAR 0x54 389 #define H_PUT_TERM_CHAR 0x58 390 #define H_REAL_TO_LOGICAL 0x5c 391 #define H_HYPERVISOR_DATA 0x60 392 #define H_EOI 0x64 393 #define H_CPPR 0x68 394 #define H_IPI 0x6c 395 #define H_IPOLL 0x70 396 #define H_XIRR 0x74 397 #define H_PERFMON 0x7c 398 #define H_MIGRATE_DMA 0x78 399 #define H_REGISTER_VPA 0xDC 400 #define H_CEDE 0xE0 401 #define H_CONFER 0xE4 402 #define H_PROD 0xE8 403 #define H_GET_PPP 0xEC 404 #define H_SET_PPP 0xF0 405 #define H_PURR 0xF4 406 #define H_PIC 0xF8 407 #define H_REG_CRQ 0xFC 408 #define H_FREE_CRQ 0x100 409 #define H_VIO_SIGNAL 0x104 410 #define H_SEND_CRQ 0x108 411 #define H_COPY_RDMA 0x110 412 #define H_REGISTER_LOGICAL_LAN 0x114 413 #define H_FREE_LOGICAL_LAN 0x118 414 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C 415 #define H_SEND_LOGICAL_LAN 0x120 416 #define H_BULK_REMOVE 0x124 417 #define H_MULTICAST_CTRL 0x130 418 #define H_SET_XDABR 0x134 419 #define H_STUFF_TCE 0x138 420 #define H_PUT_TCE_INDIRECT 0x13C 421 #define H_CHANGE_LOGICAL_LAN_MAC 0x14C 422 #define H_VTERM_PARTNER_INFO 0x150 423 #define H_REGISTER_VTERM 0x154 424 #define H_FREE_VTERM 0x158 425 #define H_RESET_EVENTS 0x15C 426 #define H_ALLOC_RESOURCE 0x160 427 #define H_FREE_RESOURCE 0x164 428 #define H_MODIFY_QP 0x168 429 #define H_QUERY_QP 0x16C 430 #define H_REREGISTER_PMR 0x170 431 #define H_REGISTER_SMR 0x174 432 #define H_QUERY_MR 0x178 433 #define H_QUERY_MW 0x17C 434 #define H_QUERY_HCA 0x180 435 #define H_QUERY_PORT 0x184 436 #define H_MODIFY_PORT 0x188 437 #define H_DEFINE_AQP1 0x18C 438 #define H_GET_TRACE_BUFFER 0x190 439 #define H_DEFINE_AQP0 0x194 440 #define H_RESIZE_MR 0x198 441 #define H_ATTACH_MCQP 0x19C 442 #define H_DETACH_MCQP 0x1A0 443 #define H_CREATE_RPT 0x1A4 444 #define H_REMOVE_RPT 0x1A8 445 #define H_REGISTER_RPAGES 0x1AC 446 #define H_DISABLE_AND_GETC 0x1B0 447 #define H_ERROR_DATA 0x1B4 448 #define H_GET_HCA_INFO 0x1B8 449 #define H_GET_PERF_COUNT 0x1BC 450 #define H_MANAGE_TRACE 0x1C0 451 #define H_GET_CPU_CHARACTERISTICS 0x1C8 452 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4 453 #define H_QUERY_INT_STATE 0x1E4 454 #define H_POLL_PENDING 0x1D8 455 #define H_ILLAN_ATTRIBUTES 0x244 456 #define H_MODIFY_HEA_QP 0x250 457 #define H_QUERY_HEA_QP 0x254 458 #define H_QUERY_HEA 0x258 459 #define H_QUERY_HEA_PORT 0x25C 460 #define H_MODIFY_HEA_PORT 0x260 461 #define H_REG_BCMC 0x264 462 #define H_DEREG_BCMC 0x268 463 #define H_REGISTER_HEA_RPAGES 0x26C 464 #define H_DISABLE_AND_GET_HEA 0x270 465 #define H_GET_HEA_INFO 0x274 466 #define H_ALLOC_HEA_RESOURCE 0x278 467 #define H_ADD_CONN 0x284 468 #define H_DEL_CONN 0x288 469 #define H_JOIN 0x298 470 #define H_VASI_STATE 0x2A4 471 #define H_ENABLE_CRQ 0x2B0 472 #define H_GET_EM_PARMS 0x2B8 473 #define H_SET_MPP 0x2D0 474 #define H_GET_MPP 0x2D4 475 #define H_HOME_NODE_ASSOCIATIVITY 0x2EC 476 #define H_XIRR_X 0x2FC 477 #define H_RANDOM 0x300 478 #define H_SET_MODE 0x31C 479 #define H_RESIZE_HPT_PREPARE 0x36C 480 #define H_RESIZE_HPT_COMMIT 0x370 481 #define H_CLEAN_SLB 0x374 482 #define H_INVALIDATE_PID 0x378 483 #define H_REGISTER_PROC_TBL 0x37C 484 #define H_SIGNAL_SYS_RESET 0x380 485 486 #define H_INT_GET_SOURCE_INFO 0x3A8 487 #define H_INT_SET_SOURCE_CONFIG 0x3AC 488 #define H_INT_GET_SOURCE_CONFIG 0x3B0 489 #define H_INT_GET_QUEUE_INFO 0x3B4 490 #define H_INT_SET_QUEUE_CONFIG 0x3B8 491 #define H_INT_GET_QUEUE_CONFIG 0x3BC 492 #define H_INT_SET_OS_REPORTING_LINE 0x3C0 493 #define H_INT_GET_OS_REPORTING_LINE 0x3C4 494 #define H_INT_ESB 0x3C8 495 #define H_INT_SYNC 0x3CC 496 #define H_INT_RESET 0x3D0 497 498 #define MAX_HCALL_OPCODE H_INT_RESET 499 500 /* The hcalls above are standardized in PAPR and implemented by pHyp 501 * as well. 502 * 503 * We also need some hcalls which are specific to qemu / KVM-on-POWER. 504 * We put those into the 0xf000-0xfffc range which is reserved by PAPR 505 * for "platform-specific" hcalls. 506 */ 507 #define KVMPPC_HCALL_BASE 0xf000 508 #define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0) 509 #define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1) 510 /* Client Architecture support */ 511 #define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2) 512 #define KVMPPC_H_UPDATE_DT (KVMPPC_HCALL_BASE + 0x3) 513 #define KVMPPC_HCALL_MAX KVMPPC_H_UPDATE_DT 514 515 /* 516 * The hcall range 0xEF00 to 0xEF80 is reserved for use in facilitating 517 * Secure VM mode via an Ultravisor / Protected Execution Facility 518 */ 519 #define SVM_HCALL_BASE 0xEF00 520 #define SVM_H_TPM_COMM 0xEF10 521 #define SVM_HCALL_MAX SVM_H_TPM_COMM 522 523 524 typedef struct SpaprDeviceTreeUpdateHeader { 525 uint32_t version_id; 526 } SpaprDeviceTreeUpdateHeader; 527 528 #define hcall_dprintf(fmt, ...) \ 529 do { \ 530 qemu_log_mask(LOG_GUEST_ERROR, "%s: " fmt, __func__, ## __VA_ARGS__); \ 531 } while (0) 532 533 typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, SpaprMachineState *sm, 534 target_ulong opcode, 535 target_ulong *args); 536 537 void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn); 538 target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 539 target_ulong *args); 540 541 /* Virtual Processor Area structure constants */ 542 #define VPA_MIN_SIZE 640 543 #define VPA_SIZE_OFFSET 0x4 544 #define VPA_SHARED_PROC_OFFSET 0x9 545 #define VPA_SHARED_PROC_VAL 0x2 546 #define VPA_DISPATCH_COUNTER 0x100 547 548 /* ibm,set-eeh-option */ 549 #define RTAS_EEH_DISABLE 0 550 #define RTAS_EEH_ENABLE 1 551 #define RTAS_EEH_THAW_IO 2 552 #define RTAS_EEH_THAW_DMA 3 553 554 /* ibm,get-config-addr-info2 */ 555 #define RTAS_GET_PE_ADDR 0 556 #define RTAS_GET_PE_MODE 1 557 #define RTAS_PE_MODE_NONE 0 558 #define RTAS_PE_MODE_NOT_SHARED 1 559 #define RTAS_PE_MODE_SHARED 2 560 561 /* ibm,read-slot-reset-state2 */ 562 #define RTAS_EEH_PE_STATE_NORMAL 0 563 #define RTAS_EEH_PE_STATE_RESET 1 564 #define RTAS_EEH_PE_STATE_STOPPED_IO_DMA 2 565 #define RTAS_EEH_PE_STATE_STOPPED_DMA 4 566 #define RTAS_EEH_PE_STATE_UNAVAIL 5 567 #define RTAS_EEH_NOT_SUPPORT 0 568 #define RTAS_EEH_SUPPORT 1 569 #define RTAS_EEH_PE_UNAVAIL_INFO 1000 570 #define RTAS_EEH_PE_RECOVER_INFO 0 571 572 /* ibm,set-slot-reset */ 573 #define RTAS_SLOT_RESET_DEACTIVATE 0 574 #define RTAS_SLOT_RESET_HOT 1 575 #define RTAS_SLOT_RESET_FUNDAMENTAL 3 576 577 /* ibm,slot-error-detail */ 578 #define RTAS_SLOT_TEMP_ERR_LOG 1 579 #define RTAS_SLOT_PERM_ERR_LOG 2 580 581 /* RTAS return codes */ 582 #define RTAS_OUT_SUCCESS 0 583 #define RTAS_OUT_NO_ERRORS_FOUND 1 584 #define RTAS_OUT_HW_ERROR -1 585 #define RTAS_OUT_BUSY -2 586 #define RTAS_OUT_PARAM_ERROR -3 587 #define RTAS_OUT_NOT_SUPPORTED -3 588 #define RTAS_OUT_NO_SUCH_INDICATOR -3 589 #define RTAS_OUT_NOT_AUTHORIZED -9002 590 #define RTAS_OUT_SYSPARM_PARAM_ERROR -9999 591 592 /* DDW pagesize mask values from ibm,query-pe-dma-window */ 593 #define RTAS_DDW_PGSIZE_4K 0x01 594 #define RTAS_DDW_PGSIZE_64K 0x02 595 #define RTAS_DDW_PGSIZE_16M 0x04 596 #define RTAS_DDW_PGSIZE_32M 0x08 597 #define RTAS_DDW_PGSIZE_64M 0x10 598 #define RTAS_DDW_PGSIZE_128M 0x20 599 #define RTAS_DDW_PGSIZE_256M 0x40 600 #define RTAS_DDW_PGSIZE_16G 0x80 601 602 /* RTAS tokens */ 603 #define RTAS_TOKEN_BASE 0x2000 604 605 #define RTAS_DISPLAY_CHARACTER (RTAS_TOKEN_BASE + 0x00) 606 #define RTAS_GET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x01) 607 #define RTAS_SET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x02) 608 #define RTAS_POWER_OFF (RTAS_TOKEN_BASE + 0x03) 609 #define RTAS_SYSTEM_REBOOT (RTAS_TOKEN_BASE + 0x04) 610 #define RTAS_QUERY_CPU_STOPPED_STATE (RTAS_TOKEN_BASE + 0x05) 611 #define RTAS_START_CPU (RTAS_TOKEN_BASE + 0x06) 612 #define RTAS_STOP_SELF (RTAS_TOKEN_BASE + 0x07) 613 #define RTAS_IBM_GET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x08) 614 #define RTAS_IBM_SET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x09) 615 #define RTAS_IBM_SET_XIVE (RTAS_TOKEN_BASE + 0x0A) 616 #define RTAS_IBM_GET_XIVE (RTAS_TOKEN_BASE + 0x0B) 617 #define RTAS_IBM_INT_OFF (RTAS_TOKEN_BASE + 0x0C) 618 #define RTAS_IBM_INT_ON (RTAS_TOKEN_BASE + 0x0D) 619 #define RTAS_CHECK_EXCEPTION (RTAS_TOKEN_BASE + 0x0E) 620 #define RTAS_EVENT_SCAN (RTAS_TOKEN_BASE + 0x0F) 621 #define RTAS_IBM_SET_TCE_BYPASS (RTAS_TOKEN_BASE + 0x10) 622 #define RTAS_QUIESCE (RTAS_TOKEN_BASE + 0x11) 623 #define RTAS_NVRAM_FETCH (RTAS_TOKEN_BASE + 0x12) 624 #define RTAS_NVRAM_STORE (RTAS_TOKEN_BASE + 0x13) 625 #define RTAS_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x14) 626 #define RTAS_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x15) 627 #define RTAS_IBM_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x16) 628 #define RTAS_IBM_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x17) 629 #define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER (RTAS_TOKEN_BASE + 0x18) 630 #define RTAS_IBM_CHANGE_MSI (RTAS_TOKEN_BASE + 0x19) 631 #define RTAS_SET_INDICATOR (RTAS_TOKEN_BASE + 0x1A) 632 #define RTAS_SET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1B) 633 #define RTAS_GET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1C) 634 #define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D) 635 #define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E) 636 #define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F) 637 #define RTAS_IBM_SET_EEH_OPTION (RTAS_TOKEN_BASE + 0x20) 638 #define RTAS_IBM_GET_CONFIG_ADDR_INFO2 (RTAS_TOKEN_BASE + 0x21) 639 #define RTAS_IBM_READ_SLOT_RESET_STATE2 (RTAS_TOKEN_BASE + 0x22) 640 #define RTAS_IBM_SET_SLOT_RESET (RTAS_TOKEN_BASE + 0x23) 641 #define RTAS_IBM_CONFIGURE_PE (RTAS_TOKEN_BASE + 0x24) 642 #define RTAS_IBM_SLOT_ERROR_DETAIL (RTAS_TOKEN_BASE + 0x25) 643 #define RTAS_IBM_QUERY_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x26) 644 #define RTAS_IBM_CREATE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x27) 645 #define RTAS_IBM_REMOVE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x28) 646 #define RTAS_IBM_RESET_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x29) 647 #define RTAS_IBM_SUSPEND_ME (RTAS_TOKEN_BASE + 0x2A) 648 649 #define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x2B) 650 651 /* RTAS ibm,get-system-parameter token values */ 652 #define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20 653 #define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42 654 #define RTAS_SYSPARM_UUID 48 655 656 /* RTAS indicator/sensor types 657 * 658 * as defined by PAPR+ 2.7 7.3.5.4, Table 41 659 * 660 * NOTE: currently only DR-related sensors are implemented here 661 */ 662 #define RTAS_SENSOR_TYPE_ISOLATION_STATE 9001 663 #define RTAS_SENSOR_TYPE_DR 9002 664 #define RTAS_SENSOR_TYPE_ALLOCATION_STATE 9003 665 #define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE 666 667 /* Possible values for the platform-processor-diagnostics-run-mode parameter 668 * of the RTAS ibm,get-system-parameter call. 669 */ 670 #define DIAGNOSTICS_RUN_MODE_DISABLED 0 671 #define DIAGNOSTICS_RUN_MODE_STAGGERED 1 672 #define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2 673 #define DIAGNOSTICS_RUN_MODE_PERIODIC 3 674 675 static inline uint64_t ppc64_phys_to_real(uint64_t addr) 676 { 677 return addr & ~0xF000000000000000ULL; 678 } 679 680 static inline uint32_t rtas_ld(target_ulong phys, int n) 681 { 682 return ldl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n)); 683 } 684 685 static inline uint64_t rtas_ldq(target_ulong phys, int n) 686 { 687 return (uint64_t)rtas_ld(phys, n) << 32 | rtas_ld(phys, n + 1); 688 } 689 690 static inline void rtas_st(target_ulong phys, int n, uint32_t val) 691 { 692 stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n), val); 693 } 694 695 typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, SpaprMachineState *sm, 696 uint32_t token, 697 uint32_t nargs, target_ulong args, 698 uint32_t nret, target_ulong rets); 699 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn); 700 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *sm, 701 uint32_t token, uint32_t nargs, target_ulong args, 702 uint32_t nret, target_ulong rets); 703 void spapr_dt_rtas_tokens(void *fdt, int rtas); 704 void spapr_load_rtas(SpaprMachineState *spapr, void *fdt, hwaddr addr); 705 706 #define SPAPR_TCE_PAGE_SHIFT 12 707 #define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT) 708 #define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1) 709 710 #define SPAPR_VIO_BASE_LIOBN 0x00000000 711 #define SPAPR_VIO_LIOBN(reg) (0x00000000 | (reg)) 712 #define SPAPR_PCI_LIOBN(phb_index, window_num) \ 713 (0x80000000 | ((phb_index) << 8) | (window_num)) 714 #define SPAPR_IS_PCI_LIOBN(liobn) (!!((liobn) & 0x80000000)) 715 #define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff) 716 717 #define RTAS_ERROR_LOG_MAX 2048 718 719 #define RTAS_EVENT_SCAN_RATE 1 720 721 /* This helper should be used to encode interrupt specifiers when the related 722 * "interrupt-controller" node has its "#interrupt-cells" property set to 2 (ie, 723 * VIO devices, RTAS event sources and PHBs). 724 */ 725 static inline void spapr_dt_irq(uint32_t *intspec, int irq, bool is_lsi) 726 { 727 intspec[0] = cpu_to_be32(irq); 728 intspec[1] = is_lsi ? cpu_to_be32(1) : 0; 729 } 730 731 typedef struct SpaprTceTable SpaprTceTable; 732 733 #define TYPE_SPAPR_TCE_TABLE "spapr-tce-table" 734 #define SPAPR_TCE_TABLE(obj) \ 735 OBJECT_CHECK(SpaprTceTable, (obj), TYPE_SPAPR_TCE_TABLE) 736 737 #define TYPE_SPAPR_IOMMU_MEMORY_REGION "spapr-iommu-memory-region" 738 #define SPAPR_IOMMU_MEMORY_REGION(obj) \ 739 OBJECT_CHECK(IOMMUMemoryRegion, (obj), TYPE_SPAPR_IOMMU_MEMORY_REGION) 740 741 struct SpaprTceTable { 742 DeviceState parent; 743 uint32_t liobn; 744 uint32_t nb_table; 745 uint64_t bus_offset; 746 uint32_t page_shift; 747 uint64_t *table; 748 uint32_t mig_nb_table; 749 uint64_t *mig_table; 750 bool bypass; 751 bool need_vfio; 752 bool skipping_replay; 753 int fd; 754 MemoryRegion root; 755 IOMMUMemoryRegion iommu; 756 struct SpaprVioDevice *vdev; /* for @bypass migration compatibility only */ 757 QLIST_ENTRY(SpaprTceTable) list; 758 }; 759 760 SpaprTceTable *spapr_tce_find_by_liobn(target_ulong liobn); 761 762 struct SpaprEventLogEntry { 763 uint32_t summary; 764 uint32_t extended_length; 765 void *extended_log; 766 QTAILQ_ENTRY(SpaprEventLogEntry) next; 767 }; 768 769 void spapr_events_init(SpaprMachineState *sm); 770 void spapr_dt_events(SpaprMachineState *sm, void *fdt); 771 int spapr_h_cas_compose_response(SpaprMachineState *sm, 772 target_ulong addr, target_ulong size, 773 SpaprOptionVector *ov5_updates); 774 void close_htab_fd(SpaprMachineState *spapr); 775 void spapr_setup_hpt_and_vrma(SpaprMachineState *spapr); 776 void spapr_free_hpt(SpaprMachineState *spapr); 777 SpaprTceTable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn); 778 void spapr_tce_table_enable(SpaprTceTable *tcet, 779 uint32_t page_shift, uint64_t bus_offset, 780 uint32_t nb_table); 781 void spapr_tce_table_disable(SpaprTceTable *tcet); 782 void spapr_tce_set_need_vfio(SpaprTceTable *tcet, bool need_vfio); 783 784 MemoryRegion *spapr_tce_get_iommu(SpaprTceTable *tcet); 785 int spapr_dma_dt(void *fdt, int node_off, const char *propname, 786 uint32_t liobn, uint64_t window, uint32_t size); 787 int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname, 788 SpaprTceTable *tcet); 789 void spapr_pci_switch_vga(bool big_endian); 790 void spapr_hotplug_req_add_by_index(SpaprDrc *drc); 791 void spapr_hotplug_req_remove_by_index(SpaprDrc *drc); 792 void spapr_hotplug_req_add_by_count(SpaprDrcType drc_type, 793 uint32_t count); 794 void spapr_hotplug_req_remove_by_count(SpaprDrcType drc_type, 795 uint32_t count); 796 void spapr_hotplug_req_add_by_count_indexed(SpaprDrcType drc_type, 797 uint32_t count, uint32_t index); 798 void spapr_hotplug_req_remove_by_count_indexed(SpaprDrcType drc_type, 799 uint32_t count, uint32_t index); 800 int spapr_hpt_shift_for_ramsize(uint64_t ramsize); 801 void spapr_reallocate_hpt(SpaprMachineState *spapr, int shift, 802 Error **errp); 803 void spapr_clear_pending_events(SpaprMachineState *spapr); 804 int spapr_max_server_number(SpaprMachineState *spapr); 805 void spapr_store_hpte(PowerPCCPU *cpu, hwaddr ptex, 806 uint64_t pte0, uint64_t pte1); 807 808 /* DRC callbacks. */ 809 void spapr_core_release(DeviceState *dev); 810 int spapr_core_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 811 void *fdt, int *fdt_start_offset, Error **errp); 812 void spapr_lmb_release(DeviceState *dev); 813 int spapr_lmb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 814 void *fdt, int *fdt_start_offset, Error **errp); 815 void spapr_phb_release(DeviceState *dev); 816 int spapr_phb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 817 void *fdt, int *fdt_start_offset, Error **errp); 818 819 void spapr_rtc_read(SpaprRtcState *rtc, struct tm *tm, uint32_t *ns); 820 int spapr_rtc_import_offset(SpaprRtcState *rtc, int64_t legacy_offset); 821 822 #define TYPE_SPAPR_RNG "spapr-rng" 823 824 #define SPAPR_MEMORY_BLOCK_SIZE ((hwaddr)1 << 28) /* 256MB */ 825 826 /* 827 * This defines the maximum number of DIMM slots we can have for sPAPR 828 * guest. This is not defined by sPAPR but we are defining it to 32 slots 829 * based on default number of slots provided by PowerPC kernel. 830 */ 831 #define SPAPR_MAX_RAM_SLOTS 32 832 833 /* 1GB alignment for hotplug memory region */ 834 #define SPAPR_DEVICE_MEM_ALIGN (1 * GiB) 835 836 /* 837 * Number of 32 bit words in each LMB list entry in ibm,dynamic-memory 838 * property under ibm,dynamic-reconfiguration-memory node. 839 */ 840 #define SPAPR_DR_LMB_LIST_ENTRY_SIZE 6 841 842 /* 843 * Defines for flag value in ibm,dynamic-memory property under 844 * ibm,dynamic-reconfiguration-memory node. 845 */ 846 #define SPAPR_LMB_FLAGS_ASSIGNED 0x00000008 847 #define SPAPR_LMB_FLAGS_DRC_INVALID 0x00000020 848 #define SPAPR_LMB_FLAGS_RESERVED 0x00000080 849 850 void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg); 851 852 #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 853 854 int spapr_get_vcpu_id(PowerPCCPU *cpu); 855 void spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, Error **errp); 856 PowerPCCPU *spapr_find_cpu(int vcpu_id); 857 858 int spapr_caps_pre_load(void *opaque); 859 int spapr_caps_pre_save(void *opaque); 860 861 /* 862 * Handling of optional capabilities 863 */ 864 extern const VMStateDescription vmstate_spapr_cap_htm; 865 extern const VMStateDescription vmstate_spapr_cap_vsx; 866 extern const VMStateDescription vmstate_spapr_cap_dfp; 867 extern const VMStateDescription vmstate_spapr_cap_cfpc; 868 extern const VMStateDescription vmstate_spapr_cap_sbbc; 869 extern const VMStateDescription vmstate_spapr_cap_ibs; 870 extern const VMStateDescription vmstate_spapr_cap_hpt_maxpagesize; 871 extern const VMStateDescription vmstate_spapr_cap_nested_kvm_hv; 872 extern const VMStateDescription vmstate_spapr_cap_large_decr; 873 extern const VMStateDescription vmstate_spapr_cap_ccf_assist; 874 875 static inline uint8_t spapr_get_cap(SpaprMachineState *spapr, int cap) 876 { 877 return spapr->eff.caps[cap]; 878 } 879 880 void spapr_caps_init(SpaprMachineState *spapr); 881 void spapr_caps_apply(SpaprMachineState *spapr); 882 void spapr_caps_cpu_apply(SpaprMachineState *spapr, PowerPCCPU *cpu); 883 void spapr_caps_add_properties(SpaprMachineClass *smc, Error **errp); 884 int spapr_caps_post_migration(SpaprMachineState *spapr); 885 886 void spapr_check_pagesize(SpaprMachineState *spapr, hwaddr pagesize, 887 Error **errp); 888 /* 889 * XIVE definitions 890 */ 891 #define SPAPR_OV5_XIVE_LEGACY 0x0 892 #define SPAPR_OV5_XIVE_EXPLOIT 0x40 893 #define SPAPR_OV5_XIVE_BOTH 0x80 /* Only to advertise on the platform */ 894 895 void spapr_set_all_lpcrs(target_ulong value, target_ulong mask); 896 #endif /* HW_SPAPR_H */ 897