1 #ifndef HW_SPAPR_H 2 #define HW_SPAPR_H 3 4 #include "qemu/units.h" 5 #include "sysemu/dma.h" 6 #include "hw/boards.h" 7 #include "hw/ppc/spapr_drc.h" 8 #include "hw/mem/pc-dimm.h" 9 #include "hw/ppc/spapr_ovec.h" 10 #include "hw/ppc/spapr_irq.h" 11 #include "qom/object.h" 12 #include "hw/ppc/spapr_xive.h" /* For SpaprXive */ 13 #include "hw/ppc/xics.h" /* For ICSState */ 14 #include "hw/ppc/spapr_tpm_proxy.h" 15 #include "hw/ppc/vof.h" 16 17 struct SpaprVioBus; 18 struct SpaprPhbState; 19 struct SpaprNvram; 20 21 typedef struct SpaprEventLogEntry SpaprEventLogEntry; 22 typedef struct SpaprEventSource SpaprEventSource; 23 typedef struct SpaprPendingHpt SpaprPendingHpt; 24 25 #define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL 26 #define SPAPR_ENTRY_POINT 0x100 27 28 #define SPAPR_TIMEBASE_FREQ 512000000ULL 29 30 #define TYPE_SPAPR_RTC "spapr-rtc" 31 32 OBJECT_DECLARE_SIMPLE_TYPE(SpaprRtcState, SPAPR_RTC) 33 34 struct SpaprRtcState { 35 /*< private >*/ 36 DeviceState parent_obj; 37 int64_t ns_offset; 38 }; 39 40 typedef struct SpaprDimmState SpaprDimmState; 41 42 #define TYPE_SPAPR_MACHINE "spapr-machine" 43 OBJECT_DECLARE_TYPE(SpaprMachineState, SpaprMachineClass, SPAPR_MACHINE) 44 45 typedef enum { 46 SPAPR_RESIZE_HPT_DEFAULT = 0, 47 SPAPR_RESIZE_HPT_DISABLED, 48 SPAPR_RESIZE_HPT_ENABLED, 49 SPAPR_RESIZE_HPT_REQUIRED, 50 } SpaprResizeHpt; 51 52 /** 53 * Capabilities 54 */ 55 56 /* Hardware Transactional Memory */ 57 #define SPAPR_CAP_HTM 0x00 58 /* Vector Scalar Extensions */ 59 #define SPAPR_CAP_VSX 0x01 60 /* Decimal Floating Point */ 61 #define SPAPR_CAP_DFP 0x02 62 /* Cache Flush on Privilege Change */ 63 #define SPAPR_CAP_CFPC 0x03 64 /* Speculation Barrier Bounds Checking */ 65 #define SPAPR_CAP_SBBC 0x04 66 /* Indirect Branch Serialisation */ 67 #define SPAPR_CAP_IBS 0x05 68 /* HPT Maximum Page Size (encoded as a shift) */ 69 #define SPAPR_CAP_HPT_MAXPAGESIZE 0x06 70 /* Nested KVM-HV */ 71 #define SPAPR_CAP_NESTED_KVM_HV 0x07 72 /* Large Decrementer */ 73 #define SPAPR_CAP_LARGE_DECREMENTER 0x08 74 /* Count Cache Flush Assist HW Instruction */ 75 #define SPAPR_CAP_CCF_ASSIST 0x09 76 /* Implements PAPR FWNMI option */ 77 #define SPAPR_CAP_FWNMI 0x0A 78 /* Support H_RPT_INVALIDATE */ 79 #define SPAPR_CAP_RPT_INVALIDATE 0x0B 80 /* Num Caps */ 81 #define SPAPR_CAP_NUM (SPAPR_CAP_RPT_INVALIDATE + 1) 82 83 /* 84 * Capability Values 85 */ 86 /* Bool Caps */ 87 #define SPAPR_CAP_OFF 0x00 88 #define SPAPR_CAP_ON 0x01 89 90 /* Custom Caps */ 91 92 /* Generic */ 93 #define SPAPR_CAP_BROKEN 0x00 94 #define SPAPR_CAP_WORKAROUND 0x01 95 #define SPAPR_CAP_FIXED 0x02 96 /* SPAPR_CAP_IBS (cap-ibs) */ 97 #define SPAPR_CAP_FIXED_IBS 0x02 98 #define SPAPR_CAP_FIXED_CCD 0x03 99 #define SPAPR_CAP_FIXED_NA 0x10 /* Lets leave a bit of a gap... */ 100 101 #define FDT_MAX_SIZE 0x200000 102 103 /* Max number of GPUs per system */ 104 #define NVGPU_MAX_NUM 6 105 106 /* Max number of NUMA nodes */ 107 #define NUMA_NODES_MAX_NUM (MAX_NODES + NVGPU_MAX_NUM) 108 109 /* 110 * NUMA FORM1 macros. FORM1_DIST_REF_POINTS was taken from 111 * MAX_DISTANCE_REF_POINTS in arch/powerpc/mm/numa.h from Linux 112 * kernel source. It represents the amount of associativity domains 113 * for non-CPU resources. 114 * 115 * FORM1_NUMA_ASSOC_SIZE is the base array size of an ibm,associativity 116 * array for any non-CPU resource. 117 */ 118 #define FORM1_DIST_REF_POINTS 4 119 #define FORM1_NUMA_ASSOC_SIZE (FORM1_DIST_REF_POINTS + 1) 120 121 /* 122 * FORM2 NUMA affinity has a single associativity domain, giving 123 * us a assoc size of 2. 124 */ 125 #define FORM2_DIST_REF_POINTS 1 126 #define FORM2_NUMA_ASSOC_SIZE (FORM2_DIST_REF_POINTS + 1) 127 128 typedef struct SpaprCapabilities SpaprCapabilities; 129 struct SpaprCapabilities { 130 uint8_t caps[SPAPR_CAP_NUM]; 131 }; 132 133 /** 134 * SpaprMachineClass: 135 */ 136 struct SpaprMachineClass { 137 /*< private >*/ 138 MachineClass parent_class; 139 140 /*< public >*/ 141 bool dr_lmb_enabled; /* enable dynamic-reconfig/hotplug of LMBs */ 142 bool dr_phb_enabled; /* enable dynamic-reconfig/hotplug of PHBs */ 143 bool update_dt_enabled; /* enable KVMPPC_H_UPDATE_DT */ 144 bool use_ohci_by_default; /* use USB-OHCI instead of XHCI */ 145 bool pre_2_10_has_unused_icps; 146 bool legacy_irq_allocation; 147 uint32_t nr_xirqs; 148 bool broken_host_serial_model; /* present real host info to the guest */ 149 bool pre_4_1_migration; /* don't migrate hpt-max-page-size */ 150 bool linux_pci_probe; 151 bool smp_threads_vsmt; /* set VSMT to smp_threads by default */ 152 hwaddr rma_limit; /* clamp the RMA to this size */ 153 bool pre_5_1_assoc_refpoints; 154 bool pre_5_2_numa_associativity; 155 bool pre_6_2_numa_affinity; 156 157 bool (*phb_placement)(SpaprMachineState *spapr, uint32_t index, 158 uint64_t *buid, hwaddr *pio, 159 hwaddr *mmio32, hwaddr *mmio64, 160 unsigned n_dma, uint32_t *liobns, hwaddr *nv2gpa, 161 hwaddr *nv2atsd, Error **errp); 162 SpaprResizeHpt resize_hpt_default; 163 SpaprCapabilities default_caps; 164 SpaprIrq *irq; 165 }; 166 167 /** 168 * SpaprMachineState: 169 */ 170 struct SpaprMachineState { 171 /*< private >*/ 172 MachineState parent_obj; 173 174 struct SpaprVioBus *vio_bus; 175 QLIST_HEAD(, SpaprPhbState) phbs; 176 struct SpaprNvram *nvram; 177 SpaprRtcState rtc; 178 179 SpaprResizeHpt resize_hpt; 180 void *htab; 181 uint32_t htab_shift; 182 uint64_t patb_entry; /* Process tbl registed in H_REGISTER_PROC_TBL */ 183 SpaprPendingHpt *pending_hpt; /* in-progress resize */ 184 185 hwaddr rma_size; 186 uint32_t fdt_size; 187 uint32_t fdt_initial_size; 188 void *fdt_blob; 189 long kernel_size; 190 bool kernel_le; 191 uint64_t kernel_addr; 192 uint32_t initrd_base; 193 long initrd_size; 194 Vof *vof; 195 uint64_t rtc_offset; /* Now used only during incoming migration */ 196 struct PPCTimebase tb; 197 bool has_graphics; 198 uint32_t vsmt; /* Virtual SMT mode (KVM's "core stride") */ 199 200 /* Nested HV support (TCG only) */ 201 uint64_t nested_ptcr; 202 203 Notifier epow_notifier; 204 QTAILQ_HEAD(, SpaprEventLogEntry) pending_events; 205 bool use_hotplug_event_source; 206 SpaprEventSource *event_sources; 207 208 /* ibm,client-architecture-support option negotiation */ 209 bool cas_pre_isa3_guest; 210 SpaprOptionVector *ov5; /* QEMU-supported option vectors */ 211 SpaprOptionVector *ov5_cas; /* negotiated (via CAS) option vectors */ 212 uint32_t max_compat_pvr; 213 214 /* Migration state */ 215 int htab_save_index; 216 bool htab_first_pass; 217 int htab_fd; 218 219 /* Pending DIMM unplug cache. It is populated when a LMB 220 * unplug starts. It can be regenerated if a migration 221 * occurs during the unplug process. */ 222 QTAILQ_HEAD(, SpaprDimmState) pending_dimm_unplugs; 223 224 /* State related to FWNMI option */ 225 226 /* System Reset and Machine Check Notification Routine addresses 227 * registered by "ibm,nmi-register" RTAS call. 228 */ 229 target_ulong fwnmi_system_reset_addr; 230 target_ulong fwnmi_machine_check_addr; 231 232 /* Machine Check FWNMI synchronization, fwnmi_machine_check_interlock is 233 * set to -1 if a FWNMI machine check is not in progress, else is set to 234 * the CPU that was delivered the machine check, and is set back to -1 235 * when that CPU makes an "ibm,nmi-interlock" RTAS call. The cond is used 236 * to synchronize other CPUs. 237 */ 238 int fwnmi_machine_check_interlock; 239 QemuCond fwnmi_machine_check_interlock_cond; 240 241 /* Set by -boot */ 242 char *boot_device; 243 244 /*< public >*/ 245 char *kvm_type; 246 char *host_model; 247 char *host_serial; 248 249 int32_t irq_map_nr; 250 unsigned long *irq_map; 251 SpaprIrq *irq; 252 qemu_irq *qirqs; 253 SpaprInterruptController *active_intc; 254 ICSState *ics; 255 SpaprXive *xive; 256 257 bool cmd_line_caps[SPAPR_CAP_NUM]; 258 SpaprCapabilities def, eff, mig; 259 260 unsigned gpu_numa_id; 261 SpaprTpmProxy *tpm_proxy; 262 263 uint32_t FORM1_assoc_array[NUMA_NODES_MAX_NUM][FORM1_NUMA_ASSOC_SIZE]; 264 uint32_t FORM2_assoc_array[NUMA_NODES_MAX_NUM][FORM2_NUMA_ASSOC_SIZE]; 265 266 Error *fwnmi_migration_blocker; 267 }; 268 269 #define H_SUCCESS 0 270 #define H_BUSY 1 /* Hardware busy -- retry later */ 271 #define H_CLOSED 2 /* Resource closed */ 272 #define H_NOT_AVAILABLE 3 273 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */ 274 #define H_PARTIAL 5 275 #define H_IN_PROGRESS 14 /* Kind of like busy */ 276 #define H_PAGE_REGISTERED 15 277 #define H_PARTIAL_STORE 16 278 #define H_PENDING 17 /* returned from H_POLL_PENDING */ 279 #define H_CONTINUE 18 /* Returned from H_Join on success */ 280 #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */ 281 #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \ 282 is a good time to retry */ 283 #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \ 284 is a good time to retry */ 285 #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \ 286 is a good time to retry */ 287 #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \ 288 is a good time to retry */ 289 #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \ 290 is a good time to retry */ 291 #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \ 292 is a good time to retry */ 293 #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */ 294 #define H_HARDWARE -1 /* Hardware error */ 295 #define H_FUNCTION -2 /* Function not supported */ 296 #define H_PRIVILEGE -3 /* Caller not privileged */ 297 #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */ 298 #define H_BAD_MODE -5 /* Illegal msr value */ 299 #define H_PTEG_FULL -6 /* PTEG is full */ 300 #define H_NOT_FOUND -7 /* PTE was not found" */ 301 #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */ 302 #define H_NO_MEM -9 303 #define H_AUTHORITY -10 304 #define H_PERMISSION -11 305 #define H_DROPPED -12 306 #define H_SOURCE_PARM -13 307 #define H_DEST_PARM -14 308 #define H_REMOTE_PARM -15 309 #define H_RESOURCE -16 310 #define H_ADAPTER_PARM -17 311 #define H_RH_PARM -18 312 #define H_RCQ_PARM -19 313 #define H_SCQ_PARM -20 314 #define H_EQ_PARM -21 315 #define H_RT_PARM -22 316 #define H_ST_PARM -23 317 #define H_SIGT_PARM -24 318 #define H_TOKEN_PARM -25 319 #define H_MLENGTH_PARM -27 320 #define H_MEM_PARM -28 321 #define H_MEM_ACCESS_PARM -29 322 #define H_ATTR_PARM -30 323 #define H_PORT_PARM -31 324 #define H_MCG_PARM -32 325 #define H_VL_PARM -33 326 #define H_TSIZE_PARM -34 327 #define H_TRACE_PARM -35 328 329 #define H_MASK_PARM -37 330 #define H_MCG_FULL -38 331 #define H_ALIAS_EXIST -39 332 #define H_P_COUNTER -40 333 #define H_TABLE_FULL -41 334 #define H_ALT_TABLE -42 335 #define H_MR_CONDITION -43 336 #define H_NOT_ENOUGH_RESOURCES -44 337 #define H_R_STATE -45 338 #define H_RESCINDEND -46 339 #define H_P2 -55 340 #define H_P3 -56 341 #define H_P4 -57 342 #define H_P5 -58 343 #define H_P6 -59 344 #define H_P7 -60 345 #define H_P8 -61 346 #define H_P9 -62 347 #define H_UNSUPPORTED -67 348 #define H_OVERLAP -68 349 #define H_UNSUPPORTED_FLAG -256 350 #define H_MULTI_THREADS_ACTIVE -9005 351 352 353 /* Long Busy is a condition that can be returned by the firmware 354 * when a call cannot be completed now, but the identical call 355 * should be retried later. This prevents calls blocking in the 356 * firmware for long periods of time. Annoyingly the firmware can return 357 * a range of return codes, hinting at how long we should wait before 358 * retrying. If you don't care for the hint, the macro below is a good 359 * way to check for the long_busy return codes 360 */ 361 #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \ 362 && (x <= H_LONG_BUSY_END_RANGE)) 363 364 /* Flags */ 365 #define H_LARGE_PAGE (1ULL<<(63-16)) 366 #define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */ 367 #define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */ 368 #define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */ 369 #define H_PAGE_STATE_CHANGE (1ULL<<(63-28)) 370 #define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30))) 371 #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED) 372 #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31))) 373 #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE 374 #define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */ 375 #define H_ANDCOND (1ULL<<(63-33)) 376 #define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */ 377 #define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */ 378 #define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */ 379 #define H_COPY_PAGE (1ULL<<(63-49)) 380 #define H_N (1ULL<<(63-61)) 381 #define H_PP1 (1ULL<<(63-62)) 382 #define H_PP2 (1ULL<<(63-63)) 383 384 /* Values for 2nd argument to H_SET_MODE */ 385 #define H_SET_MODE_RESOURCE_SET_CIABR 1 386 #define H_SET_MODE_RESOURCE_SET_DAWR0 2 387 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3 388 #define H_SET_MODE_RESOURCE_LE 4 389 390 /* Flags for H_SET_MODE_RESOURCE_LE */ 391 #define H_SET_MODE_ENDIAN_BIG 0 392 #define H_SET_MODE_ENDIAN_LITTLE 1 393 394 /* VASI States */ 395 #define H_VASI_INVALID 0 396 #define H_VASI_ENABLED 1 397 #define H_VASI_ABORTED 2 398 #define H_VASI_SUSPENDING 3 399 #define H_VASI_SUSPENDED 4 400 #define H_VASI_RESUMED 5 401 #define H_VASI_COMPLETED 6 402 403 /* DABRX flags */ 404 #define H_DABRX_HYPERVISOR (1ULL<<(63-61)) 405 #define H_DABRX_KERNEL (1ULL<<(63-62)) 406 #define H_DABRX_USER (1ULL<<(63-63)) 407 408 /* Values for KVM_PPC_GET_CPU_CHAR & H_GET_CPU_CHARACTERISTICS */ 409 #define H_CPU_CHAR_SPEC_BAR_ORI31 PPC_BIT(0) 410 #define H_CPU_CHAR_BCCTRL_SERIALISED PPC_BIT(1) 411 #define H_CPU_CHAR_L1D_FLUSH_ORI30 PPC_BIT(2) 412 #define H_CPU_CHAR_L1D_FLUSH_TRIG2 PPC_BIT(3) 413 #define H_CPU_CHAR_L1D_THREAD_PRIV PPC_BIT(4) 414 #define H_CPU_CHAR_HON_BRANCH_HINTS PPC_BIT(5) 415 #define H_CPU_CHAR_THR_RECONF_TRIG PPC_BIT(6) 416 #define H_CPU_CHAR_CACHE_COUNT_DIS PPC_BIT(7) 417 #define H_CPU_CHAR_BCCTR_FLUSH_ASSIST PPC_BIT(9) 418 419 #define H_CPU_BEHAV_FAVOUR_SECURITY PPC_BIT(0) 420 #define H_CPU_BEHAV_L1D_FLUSH_PR PPC_BIT(1) 421 #define H_CPU_BEHAV_BNDS_CHK_SPEC_BAR PPC_BIT(2) 422 #define H_CPU_BEHAV_FLUSH_COUNT_CACHE PPC_BIT(5) 423 #define H_CPU_BEHAV_NO_L1D_FLUSH_ENTRY PPC_BIT(7) 424 #define H_CPU_BEHAV_NO_L1D_FLUSH_UACCESS PPC_BIT(8) 425 426 /* Each control block has to be on a 4K boundary */ 427 #define H_CB_ALIGNMENT 4096 428 429 /* pSeries hypervisor opcodes */ 430 #define H_REMOVE 0x04 431 #define H_ENTER 0x08 432 #define H_READ 0x0c 433 #define H_CLEAR_MOD 0x10 434 #define H_CLEAR_REF 0x14 435 #define H_PROTECT 0x18 436 #define H_GET_TCE 0x1c 437 #define H_PUT_TCE 0x20 438 #define H_SET_SPRG0 0x24 439 #define H_SET_DABR 0x28 440 #define H_PAGE_INIT 0x2c 441 #define H_SET_ASR 0x30 442 #define H_ASR_ON 0x34 443 #define H_ASR_OFF 0x38 444 #define H_LOGICAL_CI_LOAD 0x3c 445 #define H_LOGICAL_CI_STORE 0x40 446 #define H_LOGICAL_CACHE_LOAD 0x44 447 #define H_LOGICAL_CACHE_STORE 0x48 448 #define H_LOGICAL_ICBI 0x4c 449 #define H_LOGICAL_DCBF 0x50 450 #define H_GET_TERM_CHAR 0x54 451 #define H_PUT_TERM_CHAR 0x58 452 #define H_REAL_TO_LOGICAL 0x5c 453 #define H_HYPERVISOR_DATA 0x60 454 #define H_EOI 0x64 455 #define H_CPPR 0x68 456 #define H_IPI 0x6c 457 #define H_IPOLL 0x70 458 #define H_XIRR 0x74 459 #define H_PERFMON 0x7c 460 #define H_MIGRATE_DMA 0x78 461 #define H_REGISTER_VPA 0xDC 462 #define H_CEDE 0xE0 463 #define H_CONFER 0xE4 464 #define H_PROD 0xE8 465 #define H_GET_PPP 0xEC 466 #define H_SET_PPP 0xF0 467 #define H_PURR 0xF4 468 #define H_PIC 0xF8 469 #define H_REG_CRQ 0xFC 470 #define H_FREE_CRQ 0x100 471 #define H_VIO_SIGNAL 0x104 472 #define H_SEND_CRQ 0x108 473 #define H_COPY_RDMA 0x110 474 #define H_REGISTER_LOGICAL_LAN 0x114 475 #define H_FREE_LOGICAL_LAN 0x118 476 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C 477 #define H_SEND_LOGICAL_LAN 0x120 478 #define H_BULK_REMOVE 0x124 479 #define H_MULTICAST_CTRL 0x130 480 #define H_SET_XDABR 0x134 481 #define H_STUFF_TCE 0x138 482 #define H_PUT_TCE_INDIRECT 0x13C 483 #define H_CHANGE_LOGICAL_LAN_MAC 0x14C 484 #define H_VTERM_PARTNER_INFO 0x150 485 #define H_REGISTER_VTERM 0x154 486 #define H_FREE_VTERM 0x158 487 #define H_RESET_EVENTS 0x15C 488 #define H_ALLOC_RESOURCE 0x160 489 #define H_FREE_RESOURCE 0x164 490 #define H_MODIFY_QP 0x168 491 #define H_QUERY_QP 0x16C 492 #define H_REREGISTER_PMR 0x170 493 #define H_REGISTER_SMR 0x174 494 #define H_QUERY_MR 0x178 495 #define H_QUERY_MW 0x17C 496 #define H_QUERY_HCA 0x180 497 #define H_QUERY_PORT 0x184 498 #define H_MODIFY_PORT 0x188 499 #define H_DEFINE_AQP1 0x18C 500 #define H_GET_TRACE_BUFFER 0x190 501 #define H_DEFINE_AQP0 0x194 502 #define H_RESIZE_MR 0x198 503 #define H_ATTACH_MCQP 0x19C 504 #define H_DETACH_MCQP 0x1A0 505 #define H_CREATE_RPT 0x1A4 506 #define H_REMOVE_RPT 0x1A8 507 #define H_REGISTER_RPAGES 0x1AC 508 #define H_DISABLE_AND_GETC 0x1B0 509 #define H_ERROR_DATA 0x1B4 510 #define H_GET_HCA_INFO 0x1B8 511 #define H_GET_PERF_COUNT 0x1BC 512 #define H_MANAGE_TRACE 0x1C0 513 #define H_GET_CPU_CHARACTERISTICS 0x1C8 514 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4 515 #define H_QUERY_INT_STATE 0x1E4 516 #define H_POLL_PENDING 0x1D8 517 #define H_ILLAN_ATTRIBUTES 0x244 518 #define H_MODIFY_HEA_QP 0x250 519 #define H_QUERY_HEA_QP 0x254 520 #define H_QUERY_HEA 0x258 521 #define H_QUERY_HEA_PORT 0x25C 522 #define H_MODIFY_HEA_PORT 0x260 523 #define H_REG_BCMC 0x264 524 #define H_DEREG_BCMC 0x268 525 #define H_REGISTER_HEA_RPAGES 0x26C 526 #define H_DISABLE_AND_GET_HEA 0x270 527 #define H_GET_HEA_INFO 0x274 528 #define H_ALLOC_HEA_RESOURCE 0x278 529 #define H_ADD_CONN 0x284 530 #define H_DEL_CONN 0x288 531 #define H_JOIN 0x298 532 #define H_VASI_STATE 0x2A4 533 #define H_ENABLE_CRQ 0x2B0 534 #define H_GET_EM_PARMS 0x2B8 535 #define H_SET_MPP 0x2D0 536 #define H_GET_MPP 0x2D4 537 #define H_HOME_NODE_ASSOCIATIVITY 0x2EC 538 #define H_XIRR_X 0x2FC 539 #define H_RANDOM 0x300 540 #define H_SET_MODE 0x31C 541 #define H_RESIZE_HPT_PREPARE 0x36C 542 #define H_RESIZE_HPT_COMMIT 0x370 543 #define H_CLEAN_SLB 0x374 544 #define H_INVALIDATE_PID 0x378 545 #define H_REGISTER_PROC_TBL 0x37C 546 #define H_SIGNAL_SYS_RESET 0x380 547 548 #define H_INT_GET_SOURCE_INFO 0x3A8 549 #define H_INT_SET_SOURCE_CONFIG 0x3AC 550 #define H_INT_GET_SOURCE_CONFIG 0x3B0 551 #define H_INT_GET_QUEUE_INFO 0x3B4 552 #define H_INT_SET_QUEUE_CONFIG 0x3B8 553 #define H_INT_GET_QUEUE_CONFIG 0x3BC 554 #define H_INT_SET_OS_REPORTING_LINE 0x3C0 555 #define H_INT_GET_OS_REPORTING_LINE 0x3C4 556 #define H_INT_ESB 0x3C8 557 #define H_INT_SYNC 0x3CC 558 #define H_INT_RESET 0x3D0 559 #define H_SCM_READ_METADATA 0x3E4 560 #define H_SCM_WRITE_METADATA 0x3E8 561 #define H_SCM_BIND_MEM 0x3EC 562 #define H_SCM_UNBIND_MEM 0x3F0 563 #define H_SCM_UNBIND_ALL 0x3FC 564 #define H_SCM_HEALTH 0x400 565 #define H_RPT_INVALIDATE 0x448 566 #define H_SCM_FLUSH 0x44C 567 568 #define MAX_HCALL_OPCODE H_SCM_FLUSH 569 570 /* The hcalls above are standardized in PAPR and implemented by pHyp 571 * as well. 572 * 573 * We also need some hcalls which are specific to qemu / KVM-on-POWER. 574 * We put those into the 0xf000-0xfffc range which is reserved by PAPR 575 * for "platform-specific" hcalls. 576 */ 577 #define KVMPPC_HCALL_BASE 0xf000 578 #define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0) 579 #define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1) 580 /* Client Architecture support */ 581 #define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2) 582 #define KVMPPC_H_UPDATE_DT (KVMPPC_HCALL_BASE + 0x3) 583 /* 0x4 was used for KVMPPC_H_UPDATE_PHANDLE in SLOF */ 584 #define KVMPPC_H_VOF_CLIENT (KVMPPC_HCALL_BASE + 0x5) 585 586 /* Platform-specific hcalls used for nested HV KVM */ 587 #define KVMPPC_H_SET_PARTITION_TABLE (KVMPPC_HCALL_BASE + 0x800) 588 #define KVMPPC_H_ENTER_NESTED (KVMPPC_HCALL_BASE + 0x804) 589 #define KVMPPC_H_TLB_INVALIDATE (KVMPPC_HCALL_BASE + 0x808) 590 #define KVMPPC_H_COPY_TOFROM_GUEST (KVMPPC_HCALL_BASE + 0x80C) 591 592 #define KVMPPC_HCALL_MAX KVMPPC_H_COPY_TOFROM_GUEST 593 594 /* 595 * The hcall range 0xEF00 to 0xEF80 is reserved for use in facilitating 596 * Secure VM mode via an Ultravisor / Protected Execution Facility 597 */ 598 #define SVM_HCALL_BASE 0xEF00 599 #define SVM_H_TPM_COMM 0xEF10 600 #define SVM_HCALL_MAX SVM_H_TPM_COMM 601 602 /* 603 * Register state for entering a nested guest with H_ENTER_NESTED. 604 * New member must be added at the end. 605 */ 606 struct kvmppc_hv_guest_state { 607 uint64_t version; /* version of this structure layout, must be first */ 608 uint32_t lpid; 609 uint32_t vcpu_token; 610 /* These registers are hypervisor privileged (at least for writing) */ 611 uint64_t lpcr; 612 uint64_t pcr; 613 uint64_t amor; 614 uint64_t dpdes; 615 uint64_t hfscr; 616 int64_t tb_offset; 617 uint64_t dawr0; 618 uint64_t dawrx0; 619 uint64_t ciabr; 620 uint64_t hdec_expiry; 621 uint64_t purr; 622 uint64_t spurr; 623 uint64_t ic; 624 uint64_t vtb; 625 uint64_t hdar; 626 uint64_t hdsisr; 627 uint64_t heir; 628 uint64_t asdr; 629 /* These are OS privileged but need to be set late in guest entry */ 630 uint64_t srr0; 631 uint64_t srr1; 632 uint64_t sprg[4]; 633 uint64_t pidr; 634 uint64_t cfar; 635 uint64_t ppr; 636 /* Version 1 ends here */ 637 uint64_t dawr1; 638 uint64_t dawrx1; 639 /* Version 2 ends here */ 640 }; 641 642 /* Latest version of hv_guest_state structure */ 643 #define HV_GUEST_STATE_VERSION 2 644 645 /* Linux 64-bit powerpc pt_regs struct, used by nested HV */ 646 struct kvmppc_pt_regs { 647 uint64_t gpr[32]; 648 uint64_t nip; 649 uint64_t msr; 650 uint64_t orig_gpr3; /* Used for restarting system calls */ 651 uint64_t ctr; 652 uint64_t link; 653 uint64_t xer; 654 uint64_t ccr; 655 uint64_t softe; /* Soft enabled/disabled */ 656 uint64_t trap; /* Reason for being here */ 657 uint64_t dar; /* Fault registers */ 658 uint64_t dsisr; /* on 4xx/Book-E used for ESR */ 659 uint64_t result; /* Result of a system call */ 660 }; 661 662 typedef struct SpaprDeviceTreeUpdateHeader { 663 uint32_t version_id; 664 } SpaprDeviceTreeUpdateHeader; 665 666 #define hcall_dprintf(fmt, ...) \ 667 do { \ 668 qemu_log_mask(LOG_GUEST_ERROR, "%s: " fmt, __func__, ## __VA_ARGS__); \ 669 } while (0) 670 671 typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, SpaprMachineState *sm, 672 target_ulong opcode, 673 target_ulong *args); 674 675 void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn); 676 target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 677 target_ulong *args); 678 679 void spapr_exit_nested(PowerPCCPU *cpu, int excp); 680 681 target_ulong softmmu_resize_hpt_prepare(PowerPCCPU *cpu, SpaprMachineState *spapr, 682 target_ulong shift); 683 target_ulong softmmu_resize_hpt_commit(PowerPCCPU *cpu, SpaprMachineState *spapr, 684 target_ulong flags, target_ulong shift); 685 bool is_ram_address(SpaprMachineState *spapr, hwaddr addr); 686 void push_sregs_to_kvm_pr(SpaprMachineState *spapr); 687 688 /* Virtual Processor Area structure constants */ 689 #define VPA_MIN_SIZE 640 690 #define VPA_SIZE_OFFSET 0x4 691 #define VPA_SHARED_PROC_OFFSET 0x9 692 #define VPA_SHARED_PROC_VAL 0x2 693 #define VPA_DISPATCH_COUNTER 0x100 694 695 /* ibm,set-eeh-option */ 696 #define RTAS_EEH_DISABLE 0 697 #define RTAS_EEH_ENABLE 1 698 #define RTAS_EEH_THAW_IO 2 699 #define RTAS_EEH_THAW_DMA 3 700 701 /* ibm,get-config-addr-info2 */ 702 #define RTAS_GET_PE_ADDR 0 703 #define RTAS_GET_PE_MODE 1 704 #define RTAS_PE_MODE_NONE 0 705 #define RTAS_PE_MODE_NOT_SHARED 1 706 #define RTAS_PE_MODE_SHARED 2 707 708 /* ibm,read-slot-reset-state2 */ 709 #define RTAS_EEH_PE_STATE_NORMAL 0 710 #define RTAS_EEH_PE_STATE_RESET 1 711 #define RTAS_EEH_PE_STATE_STOPPED_IO_DMA 2 712 #define RTAS_EEH_PE_STATE_STOPPED_DMA 4 713 #define RTAS_EEH_PE_STATE_UNAVAIL 5 714 #define RTAS_EEH_NOT_SUPPORT 0 715 #define RTAS_EEH_SUPPORT 1 716 #define RTAS_EEH_PE_UNAVAIL_INFO 1000 717 #define RTAS_EEH_PE_RECOVER_INFO 0 718 719 /* ibm,set-slot-reset */ 720 #define RTAS_SLOT_RESET_DEACTIVATE 0 721 #define RTAS_SLOT_RESET_HOT 1 722 #define RTAS_SLOT_RESET_FUNDAMENTAL 3 723 724 /* ibm,slot-error-detail */ 725 #define RTAS_SLOT_TEMP_ERR_LOG 1 726 #define RTAS_SLOT_PERM_ERR_LOG 2 727 728 /* RTAS return codes */ 729 #define RTAS_OUT_SUCCESS 0 730 #define RTAS_OUT_NO_ERRORS_FOUND 1 731 #define RTAS_OUT_HW_ERROR -1 732 #define RTAS_OUT_BUSY -2 733 #define RTAS_OUT_PARAM_ERROR -3 734 #define RTAS_OUT_NOT_SUPPORTED -3 735 #define RTAS_OUT_NO_SUCH_INDICATOR -3 736 #define RTAS_OUT_NOT_AUTHORIZED -9002 737 #define RTAS_OUT_SYSPARM_PARAM_ERROR -9999 738 739 /* DDW pagesize mask values from ibm,query-pe-dma-window */ 740 #define RTAS_DDW_PGSIZE_4K 0x01 741 #define RTAS_DDW_PGSIZE_64K 0x02 742 #define RTAS_DDW_PGSIZE_16M 0x04 743 #define RTAS_DDW_PGSIZE_32M 0x08 744 #define RTAS_DDW_PGSIZE_64M 0x10 745 #define RTAS_DDW_PGSIZE_128M 0x20 746 #define RTAS_DDW_PGSIZE_256M 0x40 747 #define RTAS_DDW_PGSIZE_16G 0x80 748 749 /* RTAS tokens */ 750 #define RTAS_TOKEN_BASE 0x2000 751 752 #define RTAS_DISPLAY_CHARACTER (RTAS_TOKEN_BASE + 0x00) 753 #define RTAS_GET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x01) 754 #define RTAS_SET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x02) 755 #define RTAS_POWER_OFF (RTAS_TOKEN_BASE + 0x03) 756 #define RTAS_SYSTEM_REBOOT (RTAS_TOKEN_BASE + 0x04) 757 #define RTAS_QUERY_CPU_STOPPED_STATE (RTAS_TOKEN_BASE + 0x05) 758 #define RTAS_START_CPU (RTAS_TOKEN_BASE + 0x06) 759 #define RTAS_STOP_SELF (RTAS_TOKEN_BASE + 0x07) 760 #define RTAS_IBM_GET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x08) 761 #define RTAS_IBM_SET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x09) 762 #define RTAS_IBM_SET_XIVE (RTAS_TOKEN_BASE + 0x0A) 763 #define RTAS_IBM_GET_XIVE (RTAS_TOKEN_BASE + 0x0B) 764 #define RTAS_IBM_INT_OFF (RTAS_TOKEN_BASE + 0x0C) 765 #define RTAS_IBM_INT_ON (RTAS_TOKEN_BASE + 0x0D) 766 #define RTAS_CHECK_EXCEPTION (RTAS_TOKEN_BASE + 0x0E) 767 #define RTAS_EVENT_SCAN (RTAS_TOKEN_BASE + 0x0F) 768 #define RTAS_IBM_SET_TCE_BYPASS (RTAS_TOKEN_BASE + 0x10) 769 #define RTAS_QUIESCE (RTAS_TOKEN_BASE + 0x11) 770 #define RTAS_NVRAM_FETCH (RTAS_TOKEN_BASE + 0x12) 771 #define RTAS_NVRAM_STORE (RTAS_TOKEN_BASE + 0x13) 772 #define RTAS_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x14) 773 #define RTAS_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x15) 774 #define RTAS_IBM_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x16) 775 #define RTAS_IBM_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x17) 776 #define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER (RTAS_TOKEN_BASE + 0x18) 777 #define RTAS_IBM_CHANGE_MSI (RTAS_TOKEN_BASE + 0x19) 778 #define RTAS_SET_INDICATOR (RTAS_TOKEN_BASE + 0x1A) 779 #define RTAS_SET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1B) 780 #define RTAS_GET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1C) 781 #define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D) 782 #define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E) 783 #define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F) 784 #define RTAS_IBM_SET_EEH_OPTION (RTAS_TOKEN_BASE + 0x20) 785 #define RTAS_IBM_GET_CONFIG_ADDR_INFO2 (RTAS_TOKEN_BASE + 0x21) 786 #define RTAS_IBM_READ_SLOT_RESET_STATE2 (RTAS_TOKEN_BASE + 0x22) 787 #define RTAS_IBM_SET_SLOT_RESET (RTAS_TOKEN_BASE + 0x23) 788 #define RTAS_IBM_CONFIGURE_PE (RTAS_TOKEN_BASE + 0x24) 789 #define RTAS_IBM_SLOT_ERROR_DETAIL (RTAS_TOKEN_BASE + 0x25) 790 #define RTAS_IBM_QUERY_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x26) 791 #define RTAS_IBM_CREATE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x27) 792 #define RTAS_IBM_REMOVE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x28) 793 #define RTAS_IBM_RESET_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x29) 794 #define RTAS_IBM_SUSPEND_ME (RTAS_TOKEN_BASE + 0x2A) 795 #define RTAS_IBM_NMI_REGISTER (RTAS_TOKEN_BASE + 0x2B) 796 #define RTAS_IBM_NMI_INTERLOCK (RTAS_TOKEN_BASE + 0x2C) 797 798 #define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x2D) 799 800 /* RTAS ibm,get-system-parameter token values */ 801 #define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20 802 #define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42 803 #define RTAS_SYSPARM_UUID 48 804 805 /* RTAS indicator/sensor types 806 * 807 * as defined by PAPR+ 2.7 7.3.5.4, Table 41 808 * 809 * NOTE: currently only DR-related sensors are implemented here 810 */ 811 #define RTAS_SENSOR_TYPE_ISOLATION_STATE 9001 812 #define RTAS_SENSOR_TYPE_DR 9002 813 #define RTAS_SENSOR_TYPE_ALLOCATION_STATE 9003 814 #define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE 815 816 /* Possible values for the platform-processor-diagnostics-run-mode parameter 817 * of the RTAS ibm,get-system-parameter call. 818 */ 819 #define DIAGNOSTICS_RUN_MODE_DISABLED 0 820 #define DIAGNOSTICS_RUN_MODE_STAGGERED 1 821 #define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2 822 #define DIAGNOSTICS_RUN_MODE_PERIODIC 3 823 824 static inline uint64_t ppc64_phys_to_real(uint64_t addr) 825 { 826 return addr & ~0xF000000000000000ULL; 827 } 828 829 static inline uint32_t rtas_ld(target_ulong phys, int n) 830 { 831 return ldl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n)); 832 } 833 834 static inline uint64_t rtas_ldq(target_ulong phys, int n) 835 { 836 return (uint64_t)rtas_ld(phys, n) << 32 | rtas_ld(phys, n + 1); 837 } 838 839 static inline void rtas_st(target_ulong phys, int n, uint32_t val) 840 { 841 stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n), val); 842 } 843 844 typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, SpaprMachineState *sm, 845 uint32_t token, 846 uint32_t nargs, target_ulong args, 847 uint32_t nret, target_ulong rets); 848 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn); 849 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *sm, 850 uint32_t token, uint32_t nargs, target_ulong args, 851 uint32_t nret, target_ulong rets); 852 void spapr_dt_rtas_tokens(void *fdt, int rtas); 853 void spapr_load_rtas(SpaprMachineState *spapr, void *fdt, hwaddr addr); 854 855 #define SPAPR_TCE_PAGE_SHIFT 12 856 #define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT) 857 #define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1) 858 859 #define SPAPR_VIO_BASE_LIOBN 0x00000000 860 #define SPAPR_VIO_LIOBN(reg) (0x00000000 | (reg)) 861 #define SPAPR_PCI_LIOBN(phb_index, window_num) \ 862 (0x80000000 | ((phb_index) << 8) | (window_num)) 863 #define SPAPR_IS_PCI_LIOBN(liobn) (!!((liobn) & 0x80000000)) 864 #define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff) 865 866 #define RTAS_MIN_SIZE 20 /* hv_rtas_size in SLOF */ 867 #define RTAS_ERROR_LOG_MAX 2048 868 869 /* Offset from rtas-base where error log is placed */ 870 #define RTAS_ERROR_LOG_OFFSET 0x30 871 872 #define RTAS_EVENT_SCAN_RATE 1 873 874 /* This helper should be used to encode interrupt specifiers when the related 875 * "interrupt-controller" node has its "#interrupt-cells" property set to 2 (ie, 876 * VIO devices, RTAS event sources and PHBs). 877 */ 878 static inline void spapr_dt_irq(uint32_t *intspec, int irq, bool is_lsi) 879 { 880 intspec[0] = cpu_to_be32(irq); 881 intspec[1] = is_lsi ? cpu_to_be32(1) : 0; 882 } 883 884 885 #define TYPE_SPAPR_TCE_TABLE "spapr-tce-table" 886 OBJECT_DECLARE_SIMPLE_TYPE(SpaprTceTable, SPAPR_TCE_TABLE) 887 888 #define TYPE_SPAPR_IOMMU_MEMORY_REGION "spapr-iommu-memory-region" 889 DECLARE_INSTANCE_CHECKER(IOMMUMemoryRegion, SPAPR_IOMMU_MEMORY_REGION, 890 TYPE_SPAPR_IOMMU_MEMORY_REGION) 891 892 struct SpaprTceTable { 893 DeviceState parent; 894 uint32_t liobn; 895 uint32_t nb_table; 896 uint64_t bus_offset; 897 uint32_t page_shift; 898 uint64_t *table; 899 uint32_t mig_nb_table; 900 uint64_t *mig_table; 901 bool bypass; 902 bool need_vfio; 903 bool skipping_replay; 904 int fd; 905 MemoryRegion root; 906 IOMMUMemoryRegion iommu; 907 struct SpaprVioDevice *vdev; /* for @bypass migration compatibility only */ 908 QLIST_ENTRY(SpaprTceTable) list; 909 }; 910 911 SpaprTceTable *spapr_tce_find_by_liobn(target_ulong liobn); 912 913 struct SpaprEventLogEntry { 914 uint32_t summary; 915 uint32_t extended_length; 916 void *extended_log; 917 QTAILQ_ENTRY(SpaprEventLogEntry) next; 918 }; 919 920 void *spapr_build_fdt(SpaprMachineState *spapr, bool reset, size_t space); 921 void spapr_events_init(SpaprMachineState *sm); 922 void spapr_dt_events(SpaprMachineState *sm, void *fdt); 923 void close_htab_fd(SpaprMachineState *spapr); 924 void spapr_setup_hpt(SpaprMachineState *spapr); 925 void spapr_free_hpt(SpaprMachineState *spapr); 926 void spapr_check_mmu_mode(bool guest_radix); 927 SpaprTceTable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn); 928 void spapr_tce_table_enable(SpaprTceTable *tcet, 929 uint32_t page_shift, uint64_t bus_offset, 930 uint32_t nb_table); 931 void spapr_tce_table_disable(SpaprTceTable *tcet); 932 void spapr_tce_set_need_vfio(SpaprTceTable *tcet, bool need_vfio); 933 934 MemoryRegion *spapr_tce_get_iommu(SpaprTceTable *tcet); 935 int spapr_dma_dt(void *fdt, int node_off, const char *propname, 936 uint32_t liobn, uint64_t window, uint32_t size); 937 int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname, 938 SpaprTceTable *tcet); 939 void spapr_pci_switch_vga(SpaprMachineState *spapr, bool big_endian); 940 void spapr_hotplug_req_add_by_index(SpaprDrc *drc); 941 void spapr_hotplug_req_remove_by_index(SpaprDrc *drc); 942 void spapr_hotplug_req_add_by_count(SpaprDrcType drc_type, 943 uint32_t count); 944 void spapr_hotplug_req_remove_by_count(SpaprDrcType drc_type, 945 uint32_t count); 946 void spapr_hotplug_req_add_by_count_indexed(SpaprDrcType drc_type, 947 uint32_t count, uint32_t index); 948 void spapr_hotplug_req_remove_by_count_indexed(SpaprDrcType drc_type, 949 uint32_t count, uint32_t index); 950 int spapr_hpt_shift_for_ramsize(uint64_t ramsize); 951 int spapr_reallocate_hpt(SpaprMachineState *spapr, int shift, Error **errp); 952 void spapr_clear_pending_events(SpaprMachineState *spapr); 953 void spapr_clear_pending_hotplug_events(SpaprMachineState *spapr); 954 void spapr_memory_unplug_rollback(SpaprMachineState *spapr, DeviceState *dev); 955 int spapr_max_server_number(SpaprMachineState *spapr); 956 void spapr_store_hpte(PowerPCCPU *cpu, hwaddr ptex, 957 uint64_t pte0, uint64_t pte1); 958 void spapr_mce_req_event(PowerPCCPU *cpu, bool recovered); 959 960 /* DRC callbacks. */ 961 void spapr_core_release(DeviceState *dev); 962 int spapr_core_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 963 void *fdt, int *fdt_start_offset, Error **errp); 964 void spapr_lmb_release(DeviceState *dev); 965 int spapr_lmb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 966 void *fdt, int *fdt_start_offset, Error **errp); 967 void spapr_phb_release(DeviceState *dev); 968 int spapr_phb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr, 969 void *fdt, int *fdt_start_offset, Error **errp); 970 971 void spapr_rtc_read(SpaprRtcState *rtc, struct tm *tm, uint32_t *ns); 972 int spapr_rtc_import_offset(SpaprRtcState *rtc, int64_t legacy_offset); 973 974 #define TYPE_SPAPR_RNG "spapr-rng" 975 976 #define SPAPR_MEMORY_BLOCK_SIZE ((hwaddr)1 << 28) /* 256MB */ 977 978 /* 979 * This defines the maximum number of DIMM slots we can have for sPAPR 980 * guest. This is not defined by sPAPR but we are defining it to 32 slots 981 * based on default number of slots provided by PowerPC kernel. 982 */ 983 #define SPAPR_MAX_RAM_SLOTS 32 984 985 /* 1GB alignment for hotplug memory region */ 986 #define SPAPR_DEVICE_MEM_ALIGN (1 * GiB) 987 988 /* 989 * Number of 32 bit words in each LMB list entry in ibm,dynamic-memory 990 * property under ibm,dynamic-reconfiguration-memory node. 991 */ 992 #define SPAPR_DR_LMB_LIST_ENTRY_SIZE 6 993 994 /* 995 * Defines for flag value in ibm,dynamic-memory property under 996 * ibm,dynamic-reconfiguration-memory node. 997 */ 998 #define SPAPR_LMB_FLAGS_ASSIGNED 0x00000008 999 #define SPAPR_LMB_FLAGS_DRC_INVALID 0x00000020 1000 #define SPAPR_LMB_FLAGS_RESERVED 0x00000080 1001 #define SPAPR_LMB_FLAGS_HOTREMOVABLE 0x00000100 1002 1003 void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg); 1004 1005 #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 1006 1007 int spapr_get_vcpu_id(PowerPCCPU *cpu); 1008 bool spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, Error **errp); 1009 PowerPCCPU *spapr_find_cpu(int vcpu_id); 1010 1011 int spapr_caps_pre_load(void *opaque); 1012 int spapr_caps_pre_save(void *opaque); 1013 1014 /* 1015 * Handling of optional capabilities 1016 */ 1017 extern const VMStateDescription vmstate_spapr_cap_htm; 1018 extern const VMStateDescription vmstate_spapr_cap_vsx; 1019 extern const VMStateDescription vmstate_spapr_cap_dfp; 1020 extern const VMStateDescription vmstate_spapr_cap_cfpc; 1021 extern const VMStateDescription vmstate_spapr_cap_sbbc; 1022 extern const VMStateDescription vmstate_spapr_cap_ibs; 1023 extern const VMStateDescription vmstate_spapr_cap_hpt_maxpagesize; 1024 extern const VMStateDescription vmstate_spapr_cap_nested_kvm_hv; 1025 extern const VMStateDescription vmstate_spapr_cap_large_decr; 1026 extern const VMStateDescription vmstate_spapr_cap_ccf_assist; 1027 extern const VMStateDescription vmstate_spapr_cap_fwnmi; 1028 extern const VMStateDescription vmstate_spapr_cap_rpt_invalidate; 1029 1030 static inline uint8_t spapr_get_cap(SpaprMachineState *spapr, int cap) 1031 { 1032 return spapr->eff.caps[cap]; 1033 } 1034 1035 void spapr_caps_init(SpaprMachineState *spapr); 1036 void spapr_caps_apply(SpaprMachineState *spapr); 1037 void spapr_caps_cpu_apply(SpaprMachineState *spapr, PowerPCCPU *cpu); 1038 void spapr_caps_add_properties(SpaprMachineClass *smc); 1039 int spapr_caps_post_migration(SpaprMachineState *spapr); 1040 1041 bool spapr_check_pagesize(SpaprMachineState *spapr, hwaddr pagesize, 1042 Error **errp); 1043 /* 1044 * XIVE definitions 1045 */ 1046 #define SPAPR_OV5_XIVE_LEGACY 0x0 1047 #define SPAPR_OV5_XIVE_EXPLOIT 0x40 1048 #define SPAPR_OV5_XIVE_BOTH 0x80 /* Only to advertise on the platform */ 1049 1050 void spapr_set_all_lpcrs(target_ulong value, target_ulong mask); 1051 hwaddr spapr_get_rtas_addr(void); 1052 bool spapr_memory_hot_unplug_supported(SpaprMachineState *spapr); 1053 1054 void spapr_vof_reset(SpaprMachineState *spapr, void *fdt, Error **errp); 1055 void spapr_vof_quiesce(MachineState *ms); 1056 bool spapr_vof_setprop(MachineState *ms, const char *path, const char *propname, 1057 void *val, int vallen); 1058 target_ulong spapr_h_vof_client(PowerPCCPU *cpu, SpaprMachineState *spapr, 1059 target_ulong opcode, target_ulong *args); 1060 target_ulong spapr_vof_client_architecture_support(MachineState *ms, 1061 CPUState *cs, 1062 target_ulong ovec_addr); 1063 void spapr_vof_client_dt_finalize(SpaprMachineState *spapr, void *fdt); 1064 1065 #endif /* HW_SPAPR_H */ 1066