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