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