include/hw/ppc/spapr.h

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