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 /* Implements PAPR FWNMI option */
  83 #define SPAPR_CAP_FWNMI                 0x0A
  84 /* Num Caps */
  85 #define SPAPR_CAP_NUM                   (SPAPR_CAP_FWNMI + 1)
  86
  87 /*
  88  * Capability Values
  89  */
  90 /* Bool Caps */
  91 #define SPAPR_CAP_OFF                   0x00
  92 #define SPAPR_CAP_ON                    0x01
  93
  94 /* Custom Caps */
  95
  96 /* Generic */
  97 #define SPAPR_CAP_BROKEN                0x00
  98 #define SPAPR_CAP_WORKAROUND            0x01
  99 #define SPAPR_CAP_FIXED                 0x02
 100 /* SPAPR_CAP_IBS (cap-ibs) */
 101 #define SPAPR_CAP_FIXED_IBS             0x02
 102 #define SPAPR_CAP_FIXED_CCD             0x03
 103 #define SPAPR_CAP_FIXED_NA              0x10 /* Lets leave a bit of a gap... */
 104
 105 #define FDT_MAX_SIZE                    0x100000
 106
 107 typedef struct SpaprCapabilities SpaprCapabilities;
 108 struct SpaprCapabilities {
 109     uint8_t caps[SPAPR_CAP_NUM];
 110 };
 111
 112 /**
 113  * SpaprMachineClass:
 114  */
 115 struct SpaprMachineClass {
 116     /*< private >*/
 117     MachineClass parent_class;
 118
 119     /*< public >*/
 120     bool dr_lmb_enabled;       /* enable dynamic-reconfig/hotplug of LMBs */
 121     bool dr_phb_enabled;       /* enable dynamic-reconfig/hotplug of PHBs */
 122     bool update_dt_enabled;    /* enable KVMPPC_H_UPDATE_DT */
 123     bool use_ohci_by_default;  /* use USB-OHCI instead of XHCI */
 124     bool pre_2_10_has_unused_icps;
 125     bool legacy_irq_allocation;
 126     uint32_t nr_xirqs;
 127     bool broken_host_serial_model; /* present real host info to the guest */
 128     bool pre_4_1_migration; /* don't migrate hpt-max-page-size */
 129     bool linux_pci_probe;
 130     bool smp_threads_vsmt; /* set VSMT to smp_threads by default */
 131     hwaddr rma_limit;          /* clamp the RMA to this size */
 132
 133     void (*phb_placement)(SpaprMachineState *spapr, uint32_t index,
 134                           uint64_t *buid, hwaddr *pio,
 135                           hwaddr *mmio32, hwaddr *mmio64,
 136                           unsigned n_dma, uint32_t *liobns, hwaddr *nv2gpa,
 137                           hwaddr *nv2atsd, Error **errp);
 138     SpaprResizeHpt resize_hpt_default;
 139     SpaprCapabilities default_caps;
 140     SpaprIrq *irq;
 141 };
 142
 143 /**
 144  * SpaprMachineState:
 145  */
 146 struct SpaprMachineState {
 147     /*< private >*/
 148     MachineState parent_obj;
 149
 150     struct SpaprVioBus *vio_bus;
 151     QLIST_HEAD(, SpaprPhbState) phbs;
 152     struct SpaprNvram *nvram;
 153     SpaprRtcState rtc;
 154
 155     SpaprResizeHpt resize_hpt;
 156     void *htab;
 157     uint32_t htab_shift;
 158     uint64_t patb_entry; /* Process tbl registed in H_REGISTER_PROCESS_TABLE */
 159     SpaprPendingHpt *pending_hpt; /* in-progress resize */
 160
 161     hwaddr rma_size;
 162     uint32_t fdt_size;
 163     uint32_t fdt_initial_size;
 164     void *fdt_blob;
 165     long kernel_size;
 166     bool kernel_le;
 167     uint64_t kernel_addr;
 168     uint32_t initrd_base;
 169     long initrd_size;
 170     uint64_t rtc_offset; /* Now used only during incoming migration */
 171     struct PPCTimebase tb;
 172     bool has_graphics;
 173     uint32_t vsmt;       /* Virtual SMT mode (KVM's "core stride") */
 174
 175     Notifier epow_notifier;
 176     QTAILQ_HEAD(, SpaprEventLogEntry) pending_events;
 177     bool use_hotplug_event_source;
 178     SpaprEventSource *event_sources;
 179
 180     /* ibm,client-architecture-support option negotiation */
 181     bool cas_pre_isa3_guest;
 182     SpaprOptionVector *ov5;         /* QEMU-supported option vectors */
 183     SpaprOptionVector *ov5_cas;     /* negotiated (via CAS) option vectors */
 184     uint32_t max_compat_pvr;
 185
 186     /* Migration state */
 187     int htab_save_index;
 188     bool htab_first_pass;
 189     int htab_fd;
 190
 191     /* Pending DIMM unplug cache. It is populated when a LMB
 192      * unplug starts. It can be regenerated if a migration
 193      * occurs during the unplug process. */
 194     QTAILQ_HEAD(, SpaprDimmState) pending_dimm_unplugs;
 195
 196     /* State related to FWNMI option */
 197
 198     /* System Reset and Machine Check Notification Routine addresses
 199      * registered by "ibm,nmi-register" RTAS call.
 200      */
 201     target_ulong fwnmi_system_reset_addr;
 202     target_ulong fwnmi_machine_check_addr;
 203
 204     /* Machine Check FWNMI synchronization, fwnmi_machine_check_interlock is
 205      * set to -1 if a FWNMI machine check is not in progress, else is set to
 206      * the CPU that was delivered the machine check, and is set back to -1
 207      * when that CPU makes an "ibm,nmi-interlock" RTAS call. The cond is used
 208      * to synchronize other CPUs.
 209      */
 210     int fwnmi_machine_check_interlock;
 211     QemuCond fwnmi_machine_check_interlock_cond;
 212
 213     /*< public >*/
 214     char *kvm_type;
 215     char *host_model;
 216     char *host_serial;
 217
 218     int32_t irq_map_nr;
 219     unsigned long *irq_map;
 220     SpaprIrq *irq;
 221     qemu_irq *qirqs;
 222     SpaprInterruptController *active_intc;
 223     ICSState *ics;
 224     SpaprXive *xive;
 225
 226     bool cmd_line_caps[SPAPR_CAP_NUM];
 227     SpaprCapabilities def, eff, mig;
 228
 229     unsigned gpu_numa_id;
 230     SpaprTpmProxy *tpm_proxy;
 231
 232     Error *fwnmi_migration_blocker;
 233 };
 234
 235 #define H_SUCCESS         0
 236 #define H_BUSY            1        /* Hardware busy -- retry later */
 237 #define H_CLOSED          2        /* Resource closed */
 238 #define H_NOT_AVAILABLE   3
 239 #define H_CONSTRAINED     4        /* Resource request constrained to max allowed */
 240 #define H_PARTIAL         5
 241 #define H_IN_PROGRESS     14       /* Kind of like busy */
 242 #define H_PAGE_REGISTERED 15
 243 #define H_PARTIAL_STORE   16
 244 #define H_PENDING         17       /* returned from H_POLL_PENDING */
 245 #define H_CONTINUE        18       /* Returned from H_Join on success */
 246 #define H_LONG_BUSY_START_RANGE         9900  /* Start of long busy range */
 247 #define H_LONG_BUSY_ORDER_1_MSEC        9900  /* Long busy, hint that 1msec \
 248                                                  is a good time to retry */
 249 #define H_LONG_BUSY_ORDER_10_MSEC       9901  /* Long busy, hint that 10msec \
 250                                                  is a good time to retry */
 251 #define H_LONG_BUSY_ORDER_100_MSEC      9902  /* Long busy, hint that 100msec \
 252                                                  is a good time to retry */
 253 #define H_LONG_BUSY_ORDER_1_SEC         9903  /* Long busy, hint that 1sec \
 254                                                  is a good time to retry */
 255 #define H_LONG_BUSY_ORDER_10_SEC        9904  /* Long busy, hint that 10sec \
 256                                                  is a good time to retry */
 257 #define H_LONG_BUSY_ORDER_100_SEC       9905  /* Long busy, hint that 100sec \
 258                                                  is a good time to retry */
 259 #define H_LONG_BUSY_END_RANGE           9905  /* End of long busy range */
 260 #define H_HARDWARE        -1       /* Hardware error */
 261 #define H_FUNCTION        -2       /* Function not supported */
 262 #define H_PRIVILEGE       -3       /* Caller not privileged */
 263 #define H_PARAMETER       -4       /* Parameter invalid, out-of-range or conflicting */
 264 #define H_BAD_MODE        -5       /* Illegal msr value */
 265 #define H_PTEG_FULL       -6       /* PTEG is full */
 266 #define H_NOT_FOUND       -7       /* PTE was not found" */
 267 #define H_RESERVED_DABR   -8       /* DABR address is reserved by the hypervisor on this processor" */
 268 #define H_NO_MEM          -9
 269 #define H_AUTHORITY       -10
 270 #define H_PERMISSION      -11
 271 #define H_DROPPED         -12
 272 #define H_SOURCE_PARM     -13
 273 #define H_DEST_PARM       -14
 274 #define H_REMOTE_PARM     -15
 275 #define H_RESOURCE        -16
 276 #define H_ADAPTER_PARM    -17
 277 #define H_RH_PARM         -18
 278 #define H_RCQ_PARM        -19
 279 #define H_SCQ_PARM        -20
 280 #define H_EQ_PARM         -21
 281 #define H_RT_PARM         -22
 282 #define H_ST_PARM         -23
 283 #define H_SIGT_PARM       -24
 284 #define H_TOKEN_PARM      -25
 285 #define H_MLENGTH_PARM    -27
 286 #define H_MEM_PARM        -28
 287 #define H_MEM_ACCESS_PARM -29
 288 #define H_ATTR_PARM       -30
 289 #define H_PORT_PARM       -31
 290 #define H_MCG_PARM        -32
 291 #define H_VL_PARM         -33
 292 #define H_TSIZE_PARM      -34
 293 #define H_TRACE_PARM      -35
 294
 295 #define H_MASK_PARM       -37
 296 #define H_MCG_FULL        -38
 297 #define H_ALIAS_EXIST     -39
 298 #define H_P_COUNTER       -40
 299 #define H_TABLE_FULL      -41
 300 #define H_ALT_TABLE       -42
 301 #define H_MR_CONDITION    -43
 302 #define H_NOT_ENOUGH_RESOURCES -44
 303 #define H_R_STATE         -45
 304 #define H_RESCINDEND      -46
 305 #define H_P2              -55
 306 #define H_P3              -56
 307 #define H_P4              -57
 308 #define H_P5              -58
 309 #define H_P6              -59
 310 #define H_P7              -60
 311 #define H_P8              -61
 312 #define H_P9              -62
 313 #define H_OVERLAP         -68
 314 #define H_UNSUPPORTED_FLAG -256
 315 #define H_MULTI_THREADS_ACTIVE -9005
 316
 317
 318 /* Long Busy is a condition that can be returned by the firmware
 319  * when a call cannot be completed now, but the identical call
 320  * should be retried later.  This prevents calls blocking in the
 321  * firmware for long periods of time.  Annoyingly the firmware can return
 322  * a range of return codes, hinting at how long we should wait before
 323  * retrying.  If you don't care for the hint, the macro below is a good
 324  * way to check for the long_busy return codes
 325  */
 326 #define H_IS_LONG_BUSY(x)  ((x >= H_LONG_BUSY_START_RANGE) \
 327                             && (x <= H_LONG_BUSY_END_RANGE))
 328
 329 /* Flags */
 330 #define H_LARGE_PAGE      (1ULL<<(63-16))
 331 #define H_EXACT           (1ULL<<(63-24))       /* Use exact PTE or return H_PTEG_FULL */
 332 #define H_R_XLATE         (1ULL<<(63-25))       /* include a valid logical page num in the pte if the valid bit is set */
 333 #define H_READ_4          (1ULL<<(63-26))       /* Return 4 PTEs */
 334 #define H_PAGE_STATE_CHANGE (1ULL<<(63-28))
 335 #define H_PAGE_UNUSED     ((1ULL<<(63-29)) | (1ULL<<(63-30)))
 336 #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED)
 337 #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31)))
 338 #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE
 339 #define H_AVPN            (1ULL<<(63-32))       /* An avpn is provided as a sanity test */
 340 #define H_ANDCOND         (1ULL<<(63-33))
 341 #define H_ICACHE_INVALIDATE (1ULL<<(63-40))     /* icbi, etc.  (ignored for IO pages) */
 342 #define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41))    /* dcbst, icbi, etc (ignored for IO pages */
 343 #define H_ZERO_PAGE       (1ULL<<(63-48))       /* zero the page before mapping (ignored for IO pages) */
 344 #define H_COPY_PAGE       (1ULL<<(63-49))
 345 #define H_N               (1ULL<<(63-61))
 346 #define H_PP1             (1ULL<<(63-62))
 347 #define H_PP2             (1ULL<<(63-63))
 348
 349 /* Values for 2nd argument to H_SET_MODE */
 350 #define H_SET_MODE_RESOURCE_SET_CIABR           1
 351 #define H_SET_MODE_RESOURCE_SET_DAWR            2
 352 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE     3
 353 #define H_SET_MODE_RESOURCE_LE                  4
 354
 355 /* Flags for H_SET_MODE_RESOURCE_LE */
 356 #define H_SET_MODE_ENDIAN_BIG    0
 357 #define H_SET_MODE_ENDIAN_LITTLE 1
 358
 359 /* VASI States */
 360 #define H_VASI_INVALID    0
 361 #define H_VASI_ENABLED    1
 362 #define H_VASI_ABORTED    2
 363 #define H_VASI_SUSPENDING 3
 364 #define H_VASI_SUSPENDED  4
 365 #define H_VASI_RESUMED    5
 366 #define H_VASI_COMPLETED  6
 367
 368 /* DABRX flags */
 369 #define H_DABRX_HYPERVISOR (1ULL<<(63-61))
 370 #define H_DABRX_KERNEL     (1ULL<<(63-62))
 371 #define H_DABRX_USER       (1ULL<<(63-63))
 372
 373 /* Values for KVM_PPC_GET_CPU_CHAR & H_GET_CPU_CHARACTERISTICS */
 374 #define H_CPU_CHAR_SPEC_BAR_ORI31               PPC_BIT(0)
 375 #define H_CPU_CHAR_BCCTRL_SERIALISED            PPC_BIT(1)
 376 #define H_CPU_CHAR_L1D_FLUSH_ORI30              PPC_BIT(2)
 377 #define H_CPU_CHAR_L1D_FLUSH_TRIG2              PPC_BIT(3)
 378 #define H_CPU_CHAR_L1D_THREAD_PRIV              PPC_BIT(4)
 379 #define H_CPU_CHAR_HON_BRANCH_HINTS             PPC_BIT(5)
 380 #define H_CPU_CHAR_THR_RECONF_TRIG              PPC_BIT(6)
 381 #define H_CPU_CHAR_CACHE_COUNT_DIS              PPC_BIT(7)
 382 #define H_CPU_CHAR_BCCTR_FLUSH_ASSIST           PPC_BIT(9)
 383 #define H_CPU_BEHAV_FAVOUR_SECURITY             PPC_BIT(0)
 384 #define H_CPU_BEHAV_L1D_FLUSH_PR                PPC_BIT(1)
 385 #define H_CPU_BEHAV_BNDS_CHK_SPEC_BAR           PPC_BIT(2)
 386 #define H_CPU_BEHAV_FLUSH_COUNT_CACHE           PPC_BIT(5)
 387
 388 /* Each control block has to be on a 4K boundary */
 389 #define H_CB_ALIGNMENT     4096
 390
 391 /* pSeries hypervisor opcodes */
 392 #define H_REMOVE                0x04
 393 #define H_ENTER                 0x08
 394 #define H_READ                  0x0c
 395 #define H_CLEAR_MOD             0x10
 396 #define H_CLEAR_REF             0x14
 397 #define H_PROTECT               0x18
 398 #define H_GET_TCE               0x1c
 399 #define H_PUT_TCE               0x20
 400 #define H_SET_SPRG0             0x24
 401 #define H_SET_DABR              0x28
 402 #define H_PAGE_INIT             0x2c
 403 #define H_SET_ASR               0x30
 404 #define H_ASR_ON                0x34
 405 #define H_ASR_OFF               0x38
 406 #define H_LOGICAL_CI_LOAD       0x3c
 407 #define H_LOGICAL_CI_STORE      0x40
 408 #define H_LOGICAL_CACHE_LOAD    0x44
 409 #define H_LOGICAL_CACHE_STORE   0x48
 410 #define H_LOGICAL_ICBI          0x4c
 411 #define H_LOGICAL_DCBF          0x50
 412 #define H_GET_TERM_CHAR         0x54
 413 #define H_PUT_TERM_CHAR         0x58
 414 #define H_REAL_TO_LOGICAL       0x5c
 415 #define H_HYPERVISOR_DATA       0x60
 416 #define H_EOI                   0x64
 417 #define H_CPPR                  0x68
 418 #define H_IPI                   0x6c
 419 #define H_IPOLL                 0x70
 420 #define H_XIRR                  0x74
 421 #define H_PERFMON               0x7c
 422 #define H_MIGRATE_DMA           0x78
 423 #define H_REGISTER_VPA          0xDC
 424 #define H_CEDE                  0xE0
 425 #define H_CONFER                0xE4
 426 #define H_PROD                  0xE8
 427 #define H_GET_PPP               0xEC
 428 #define H_SET_PPP               0xF0
 429 #define H_PURR                  0xF4
 430 #define H_PIC                   0xF8
 431 #define H_REG_CRQ               0xFC
 432 #define H_FREE_CRQ              0x100
 433 #define H_VIO_SIGNAL            0x104
 434 #define H_SEND_CRQ              0x108
 435 #define H_COPY_RDMA             0x110
 436 #define H_REGISTER_LOGICAL_LAN  0x114
 437 #define H_FREE_LOGICAL_LAN      0x118
 438 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C
 439 #define H_SEND_LOGICAL_LAN      0x120
 440 #define H_BULK_REMOVE           0x124
 441 #define H_MULTICAST_CTRL        0x130
 442 #define H_SET_XDABR             0x134
 443 #define H_STUFF_TCE             0x138
 444 #define H_PUT_TCE_INDIRECT      0x13C
 445 #define H_CHANGE_LOGICAL_LAN_MAC 0x14C
 446 #define H_VTERM_PARTNER_INFO    0x150
 447 #define H_REGISTER_VTERM        0x154
 448 #define H_FREE_VTERM            0x158
 449 #define H_RESET_EVENTS          0x15C
 450 #define H_ALLOC_RESOURCE        0x160
 451 #define H_FREE_RESOURCE         0x164
 452 #define H_MODIFY_QP             0x168
 453 #define H_QUERY_QP              0x16C
 454 #define H_REREGISTER_PMR        0x170
 455 #define H_REGISTER_SMR          0x174
 456 #define H_QUERY_MR              0x178
 457 #define H_QUERY_MW              0x17C
 458 #define H_QUERY_HCA             0x180
 459 #define H_QUERY_PORT            0x184
 460 #define H_MODIFY_PORT           0x188
 461 #define H_DEFINE_AQP1           0x18C
 462 #define H_GET_TRACE_BUFFER      0x190
 463 #define H_DEFINE_AQP0           0x194
 464 #define H_RESIZE_MR             0x198
 465 #define H_ATTACH_MCQP           0x19C
 466 #define H_DETACH_MCQP           0x1A0
 467 #define H_CREATE_RPT            0x1A4
 468 #define H_REMOVE_RPT            0x1A8
 469 #define H_REGISTER_RPAGES       0x1AC
 470 #define H_DISABLE_AND_GETC      0x1B0
 471 #define H_ERROR_DATA            0x1B4
 472 #define H_GET_HCA_INFO          0x1B8
 473 #define H_GET_PERF_COUNT        0x1BC
 474 #define H_MANAGE_TRACE          0x1C0
 475 #define H_GET_CPU_CHARACTERISTICS 0x1C8
 476 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4
 477 #define H_QUERY_INT_STATE       0x1E4
 478 #define H_POLL_PENDING          0x1D8
 479 #define H_ILLAN_ATTRIBUTES      0x244
 480 #define H_MODIFY_HEA_QP         0x250
 481 #define H_QUERY_HEA_QP          0x254
 482 #define H_QUERY_HEA             0x258
 483 #define H_QUERY_HEA_PORT        0x25C
 484 #define H_MODIFY_HEA_PORT       0x260
 485 #define H_REG_BCMC              0x264
 486 #define H_DEREG_BCMC            0x268
 487 #define H_REGISTER_HEA_RPAGES   0x26C
 488 #define H_DISABLE_AND_GET_HEA   0x270
 489 #define H_GET_HEA_INFO          0x274
 490 #define H_ALLOC_HEA_RESOURCE    0x278
 491 #define H_ADD_CONN              0x284
 492 #define H_DEL_CONN              0x288
 493 #define H_JOIN                  0x298
 494 #define H_VASI_STATE            0x2A4
 495 #define H_ENABLE_CRQ            0x2B0
 496 #define H_GET_EM_PARMS          0x2B8
 497 #define H_SET_MPP               0x2D0
 498 #define H_GET_MPP               0x2D4
 499 #define H_HOME_NODE_ASSOCIATIVITY 0x2EC
 500 #define H_XIRR_X                0x2FC
 501 #define H_RANDOM                0x300
 502 #define H_SET_MODE              0x31C
 503 #define H_RESIZE_HPT_PREPARE    0x36C
 504 #define H_RESIZE_HPT_COMMIT     0x370
 505 #define H_CLEAN_SLB             0x374
 506 #define H_INVALIDATE_PID        0x378
 507 #define H_REGISTER_PROC_TBL     0x37C
 508 #define H_SIGNAL_SYS_RESET      0x380
 509
 510 #define H_INT_GET_SOURCE_INFO   0x3A8
 511 #define H_INT_SET_SOURCE_CONFIG 0x3AC
 512 #define H_INT_GET_SOURCE_CONFIG 0x3B0
 513 #define H_INT_GET_QUEUE_INFO    0x3B4
 514 #define H_INT_SET_QUEUE_CONFIG  0x3B8
 515 #define H_INT_GET_QUEUE_CONFIG  0x3BC
 516 #define H_INT_SET_OS_REPORTING_LINE 0x3C0
 517 #define H_INT_GET_OS_REPORTING_LINE 0x3C4
 518 #define H_INT_ESB               0x3C8
 519 #define H_INT_SYNC              0x3CC
 520 #define H_INT_RESET             0x3D0
 521 #define H_SCM_READ_METADATA     0x3E4
 522 #define H_SCM_WRITE_METADATA    0x3E8
 523 #define H_SCM_BIND_MEM          0x3EC
 524 #define H_SCM_UNBIND_MEM        0x3F0
 525 #define H_SCM_UNBIND_ALL        0x3FC
 526
 527 #define MAX_HCALL_OPCODE        H_SCM_UNBIND_ALL
 528
 529 /* The hcalls above are standardized in PAPR and implemented by pHyp
 530  * as well.
 531  *
 532  * We also need some hcalls which are specific to qemu / KVM-on-POWER.
 533  * We put those into the 0xf000-0xfffc range which is reserved by PAPR
 534  * for "platform-specific" hcalls.
 535  */
 536 #define KVMPPC_HCALL_BASE       0xf000
 537 #define KVMPPC_H_RTAS           (KVMPPC_HCALL_BASE + 0x0)
 538 #define KVMPPC_H_LOGICAL_MEMOP  (KVMPPC_HCALL_BASE + 0x1)
 539 /* Client Architecture support */
 540 #define KVMPPC_H_CAS            (KVMPPC_HCALL_BASE + 0x2)
 541 #define KVMPPC_H_UPDATE_DT      (KVMPPC_HCALL_BASE + 0x3)
 542 #define KVMPPC_HCALL_MAX        KVMPPC_H_UPDATE_DT
 543
 544 /*
 545  * The hcall range 0xEF00 to 0xEF80 is reserved for use in facilitating
 546  * Secure VM mode via an Ultravisor / Protected Execution Facility
 547  */
 548 #define SVM_HCALL_BASE              0xEF00
 549 #define SVM_H_TPM_COMM              0xEF10
 550 #define SVM_HCALL_MAX               SVM_H_TPM_COMM
 551
 552
 553 typedef struct SpaprDeviceTreeUpdateHeader {
 554     uint32_t version_id;
 555 } SpaprDeviceTreeUpdateHeader;
 556
 557 #define hcall_dprintf(fmt, ...) \
 558     do { \
 559         qemu_log_mask(LOG_GUEST_ERROR, "%s: " fmt, __func__, ## __VA_ARGS__); \
 560     } while (0)
 561
 562 typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, SpaprMachineState *sm,
 563                                        target_ulong opcode,
 564                                        target_ulong *args);
 565
 566 void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn);
 567 target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode,
 568                              target_ulong *args);
 569
 570 target_ulong do_client_architecture_support(PowerPCCPU *cpu,
 571                                             SpaprMachineState *spapr,
 572                                             target_ulong addr,
 573                                             target_ulong fdt_bufsize);
 574
 575 /* Virtual Processor Area structure constants */
 576 #define VPA_MIN_SIZE           640
 577 #define VPA_SIZE_OFFSET        0x4
 578 #define VPA_SHARED_PROC_OFFSET 0x9
 579 #define VPA_SHARED_PROC_VAL    0x2
 580 #define VPA_DISPATCH_COUNTER   0x100
 581
 582 /* ibm,set-eeh-option */
 583 #define RTAS_EEH_DISABLE                 0
 584 #define RTAS_EEH_ENABLE                  1
 585 #define RTAS_EEH_THAW_IO                 2
 586 #define RTAS_EEH_THAW_DMA                3
 587
 588 /* ibm,get-config-addr-info2 */
 589 #define RTAS_GET_PE_ADDR                 0
 590 #define RTAS_GET_PE_MODE                 1
 591 #define RTAS_PE_MODE_NONE                0
 592 #define RTAS_PE_MODE_NOT_SHARED          1
 593 #define RTAS_PE_MODE_SHARED              2
 594
 595 /* ibm,read-slot-reset-state2 */
 596 #define RTAS_EEH_PE_STATE_NORMAL         0
 597 #define RTAS_EEH_PE_STATE_RESET          1
 598 #define RTAS_EEH_PE_STATE_STOPPED_IO_DMA 2
 599 #define RTAS_EEH_PE_STATE_STOPPED_DMA    4
 600 #define RTAS_EEH_PE_STATE_UNAVAIL        5
 601 #define RTAS_EEH_NOT_SUPPORT             0
 602 #define RTAS_EEH_SUPPORT                 1
 603 #define RTAS_EEH_PE_UNAVAIL_INFO         1000
 604 #define RTAS_EEH_PE_RECOVER_INFO         0
 605
 606 /* ibm,set-slot-reset */
 607 #define RTAS_SLOT_RESET_DEACTIVATE       0
 608 #define RTAS_SLOT_RESET_HOT              1
 609 #define RTAS_SLOT_RESET_FUNDAMENTAL      3
 610
 611 /* ibm,slot-error-detail */
 612 #define RTAS_SLOT_TEMP_ERR_LOG           1
 613 #define RTAS_SLOT_PERM_ERR_LOG           2
 614
 615 /* RTAS return codes */
 616 #define RTAS_OUT_SUCCESS                        0
 617 #define RTAS_OUT_NO_ERRORS_FOUND                1
 618 #define RTAS_OUT_HW_ERROR                       -1
 619 #define RTAS_OUT_BUSY                           -2
 620 #define RTAS_OUT_PARAM_ERROR                    -3
 621 #define RTAS_OUT_NOT_SUPPORTED                  -3
 622 #define RTAS_OUT_NO_SUCH_INDICATOR              -3
 623 #define RTAS_OUT_NOT_AUTHORIZED                 -9002
 624 #define RTAS_OUT_SYSPARM_PARAM_ERROR            -9999
 625
 626 /* DDW pagesize mask values from ibm,query-pe-dma-window */
 627 #define RTAS_DDW_PGSIZE_4K       0x01
 628 #define RTAS_DDW_PGSIZE_64K      0x02
 629 #define RTAS_DDW_PGSIZE_16M      0x04
 630 #define RTAS_DDW_PGSIZE_32M      0x08
 631 #define RTAS_DDW_PGSIZE_64M      0x10
 632 #define RTAS_DDW_PGSIZE_128M     0x20
 633 #define RTAS_DDW_PGSIZE_256M     0x40
 634 #define RTAS_DDW_PGSIZE_16G      0x80
 635
 636 /* RTAS tokens */
 637 #define RTAS_TOKEN_BASE      0x2000
 638
 639 #define RTAS_DISPLAY_CHARACTER                  (RTAS_TOKEN_BASE + 0x00)
 640 #define RTAS_GET_TIME_OF_DAY                    (RTAS_TOKEN_BASE + 0x01)
 641 #define RTAS_SET_TIME_OF_DAY                    (RTAS_TOKEN_BASE + 0x02)
 642 #define RTAS_POWER_OFF                          (RTAS_TOKEN_BASE + 0x03)
 643 #define RTAS_SYSTEM_REBOOT                      (RTAS_TOKEN_BASE + 0x04)
 644 #define RTAS_QUERY_CPU_STOPPED_STATE            (RTAS_TOKEN_BASE + 0x05)
 645 #define RTAS_START_CPU                          (RTAS_TOKEN_BASE + 0x06)
 646 #define RTAS_STOP_SELF                          (RTAS_TOKEN_BASE + 0x07)
 647 #define RTAS_IBM_GET_SYSTEM_PARAMETER           (RTAS_TOKEN_BASE + 0x08)
 648 #define RTAS_IBM_SET_SYSTEM_PARAMETER           (RTAS_TOKEN_BASE + 0x09)
 649 #define RTAS_IBM_SET_XIVE                       (RTAS_TOKEN_BASE + 0x0A)
 650 #define RTAS_IBM_GET_XIVE                       (RTAS_TOKEN_BASE + 0x0B)
 651 #define RTAS_IBM_INT_OFF                        (RTAS_TOKEN_BASE + 0x0C)
 652 #define RTAS_IBM_INT_ON                         (RTAS_TOKEN_BASE + 0x0D)
 653 #define RTAS_CHECK_EXCEPTION                    (RTAS_TOKEN_BASE + 0x0E)
 654 #define RTAS_EVENT_SCAN                         (RTAS_TOKEN_BASE + 0x0F)
 655 #define RTAS_IBM_SET_TCE_BYPASS                 (RTAS_TOKEN_BASE + 0x10)
 656 #define RTAS_QUIESCE                            (RTAS_TOKEN_BASE + 0x11)
 657 #define RTAS_NVRAM_FETCH                        (RTAS_TOKEN_BASE + 0x12)
 658 #define RTAS_NVRAM_STORE                        (RTAS_TOKEN_BASE + 0x13)
 659 #define RTAS_READ_PCI_CONFIG                    (RTAS_TOKEN_BASE + 0x14)
 660 #define RTAS_WRITE_PCI_CONFIG                   (RTAS_TOKEN_BASE + 0x15)
 661 #define RTAS_IBM_READ_PCI_CONFIG                (RTAS_TOKEN_BASE + 0x16)
 662 #define RTAS_IBM_WRITE_PCI_CONFIG               (RTAS_TOKEN_BASE + 0x17)
 663 #define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER  (RTAS_TOKEN_BASE + 0x18)
 664 #define RTAS_IBM_CHANGE_MSI                     (RTAS_TOKEN_BASE + 0x19)
 665 #define RTAS_SET_INDICATOR                      (RTAS_TOKEN_BASE + 0x1A)
 666 #define RTAS_SET_POWER_LEVEL                    (RTAS_TOKEN_BASE + 0x1B)
 667 #define RTAS_GET_POWER_LEVEL                    (RTAS_TOKEN_BASE + 0x1C)
 668 #define RTAS_GET_SENSOR_STATE                   (RTAS_TOKEN_BASE + 0x1D)
 669 #define RTAS_IBM_CONFIGURE_CONNECTOR            (RTAS_TOKEN_BASE + 0x1E)
 670 #define RTAS_IBM_OS_TERM                        (RTAS_TOKEN_BASE + 0x1F)
 671 #define RTAS_IBM_SET_EEH_OPTION                 (RTAS_TOKEN_BASE + 0x20)
 672 #define RTAS_IBM_GET_CONFIG_ADDR_INFO2          (RTAS_TOKEN_BASE + 0x21)
 673 #define RTAS_IBM_READ_SLOT_RESET_STATE2         (RTAS_TOKEN_BASE + 0x22)
 674 #define RTAS_IBM_SET_SLOT_RESET                 (RTAS_TOKEN_BASE + 0x23)
 675 #define RTAS_IBM_CONFIGURE_PE                   (RTAS_TOKEN_BASE + 0x24)
 676 #define RTAS_IBM_SLOT_ERROR_DETAIL              (RTAS_TOKEN_BASE + 0x25)
 677 #define RTAS_IBM_QUERY_PE_DMA_WINDOW            (RTAS_TOKEN_BASE + 0x26)
 678 #define RTAS_IBM_CREATE_PE_DMA_WINDOW           (RTAS_TOKEN_BASE + 0x27)
 679 #define RTAS_IBM_REMOVE_PE_DMA_WINDOW           (RTAS_TOKEN_BASE + 0x28)
 680 #define RTAS_IBM_RESET_PE_DMA_WINDOW            (RTAS_TOKEN_BASE + 0x29)
 681 #define RTAS_IBM_SUSPEND_ME                     (RTAS_TOKEN_BASE + 0x2A)
 682 #define RTAS_IBM_NMI_REGISTER                   (RTAS_TOKEN_BASE + 0x2B)
 683 #define RTAS_IBM_NMI_INTERLOCK                  (RTAS_TOKEN_BASE + 0x2C)
 684
 685 #define RTAS_TOKEN_MAX                          (RTAS_TOKEN_BASE + 0x2D)
 686
 687 /* RTAS ibm,get-system-parameter token values */
 688 #define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS      20
 689 #define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE        42
 690 #define RTAS_SYSPARM_UUID                        48
 691
 692 /* RTAS indicator/sensor types
 693  *
 694  * as defined by PAPR+ 2.7 7.3.5.4, Table 41
 695  *
 696  * NOTE: currently only DR-related sensors are implemented here
 697  */
 698 #define RTAS_SENSOR_TYPE_ISOLATION_STATE        9001
 699 #define RTAS_SENSOR_TYPE_DR                     9002
 700 #define RTAS_SENSOR_TYPE_ALLOCATION_STATE       9003
 701 #define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE
 702
 703 /* Possible values for the platform-processor-diagnostics-run-mode parameter
 704  * of the RTAS ibm,get-system-parameter call.
 705  */
 706 #define DIAGNOSTICS_RUN_MODE_DISABLED  0
 707 #define DIAGNOSTICS_RUN_MODE_STAGGERED 1
 708 #define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2
 709 #define DIAGNOSTICS_RUN_MODE_PERIODIC  3
 710
 711 static inline uint64_t ppc64_phys_to_real(uint64_t addr)
 712 {
 713     return addr & ~0xF000000000000000ULL;
 714 }
 715
 716 static inline uint32_t rtas_ld(target_ulong phys, int n)
 717 {
 718     return ldl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n));
 719 }
 720
 721 static inline uint64_t rtas_ldq(target_ulong phys, int n)
 722 {
 723     return (uint64_t)rtas_ld(phys, n) << 32 | rtas_ld(phys, n + 1);
 724 }
 725
 726 static inline void rtas_st(target_ulong phys, int n, uint32_t val)
 727 {
 728     stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n), val);
 729 }
 730
 731 typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, SpaprMachineState *sm,
 732                               uint32_t token,
 733                               uint32_t nargs, target_ulong args,
 734                               uint32_t nret, target_ulong rets);
 735 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn);
 736 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *sm,
 737                              uint32_t token, uint32_t nargs, target_ulong args,
 738                              uint32_t nret, target_ulong rets);
 739 void spapr_dt_rtas_tokens(void *fdt, int rtas);
 740 void spapr_load_rtas(SpaprMachineState *spapr, void *fdt, hwaddr addr);
 741
 742 #define SPAPR_TCE_PAGE_SHIFT   12
 743 #define SPAPR_TCE_PAGE_SIZE    (1ULL << SPAPR_TCE_PAGE_SHIFT)
 744 #define SPAPR_TCE_PAGE_MASK    (SPAPR_TCE_PAGE_SIZE - 1)
 745
 746 #define SPAPR_VIO_BASE_LIOBN    0x00000000
 747 #define SPAPR_VIO_LIOBN(reg)    (0x00000000 | (reg))
 748 #define SPAPR_PCI_LIOBN(phb_index, window_num) \
 749     (0x80000000 | ((phb_index) << 8) | (window_num))
 750 #define SPAPR_IS_PCI_LIOBN(liobn)   (!!((liobn) & 0x80000000))
 751 #define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff)
 752
 753 #define RTAS_SIZE               2048
 754 #define RTAS_ERROR_LOG_MAX      2048
 755
 756 /* Offset from rtas-base where error log is placed */
 757 #define RTAS_ERROR_LOG_OFFSET       0x30
 758
 759 #define RTAS_EVENT_SCAN_RATE    1
 760
 761 /* This helper should be used to encode interrupt specifiers when the related
 762  * "interrupt-controller" node has its "#interrupt-cells" property set to 2 (ie,
 763  * VIO devices, RTAS event sources and PHBs).
 764  */
 765 static inline void spapr_dt_irq(uint32_t *intspec, int irq, bool is_lsi)
 766 {
 767     intspec[0] = cpu_to_be32(irq);
 768     intspec[1] = is_lsi ? cpu_to_be32(1) : 0;
 769 }
 770
 771 typedef struct SpaprTceTable SpaprTceTable;
 772
 773 #define TYPE_SPAPR_TCE_TABLE "spapr-tce-table"
 774 #define SPAPR_TCE_TABLE(obj) \
 775     OBJECT_CHECK(SpaprTceTable, (obj), TYPE_SPAPR_TCE_TABLE)
 776
 777 #define TYPE_SPAPR_IOMMU_MEMORY_REGION "spapr-iommu-memory-region"
 778 #define SPAPR_IOMMU_MEMORY_REGION(obj) \
 779         OBJECT_CHECK(IOMMUMemoryRegion, (obj), TYPE_SPAPR_IOMMU_MEMORY_REGION)
 780
 781 struct SpaprTceTable {
 782     DeviceState parent;
 783     uint32_t liobn;
 784     uint32_t nb_table;
 785     uint64_t bus_offset;
 786     uint32_t page_shift;
 787     uint64_t *table;
 788     uint32_t mig_nb_table;
 789     uint64_t *mig_table;
 790     bool bypass;
 791     bool need_vfio;
 792     bool skipping_replay;
 793     int fd;
 794     MemoryRegion root;
 795     IOMMUMemoryRegion iommu;
 796     struct SpaprVioDevice *vdev; /* for @bypass migration compatibility only */
 797     QLIST_ENTRY(SpaprTceTable) list;
 798 };
 799
 800 SpaprTceTable *spapr_tce_find_by_liobn(target_ulong liobn);
 801
 802 struct SpaprEventLogEntry {
 803     uint32_t summary;
 804     uint32_t extended_length;
 805     void *extended_log;
 806     QTAILQ_ENTRY(SpaprEventLogEntry) next;
 807 };
 808
 809 void *spapr_build_fdt(SpaprMachineState *spapr, bool reset, size_t space);
 810 void spapr_events_init(SpaprMachineState *sm);
 811 void spapr_dt_events(SpaprMachineState *sm, void *fdt);
 812 void close_htab_fd(SpaprMachineState *spapr);
 813 void spapr_setup_hpt(SpaprMachineState *spapr);
 814 void spapr_free_hpt(SpaprMachineState *spapr);
 815 SpaprTceTable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn);
 816 void spapr_tce_table_enable(SpaprTceTable *tcet,
 817                             uint32_t page_shift, uint64_t bus_offset,
 818                             uint32_t nb_table);
 819 void spapr_tce_table_disable(SpaprTceTable *tcet);
 820 void spapr_tce_set_need_vfio(SpaprTceTable *tcet, bool need_vfio);
 821
 822 MemoryRegion *spapr_tce_get_iommu(SpaprTceTable *tcet);
 823 int spapr_dma_dt(void *fdt, int node_off, const char *propname,
 824                  uint32_t liobn, uint64_t window, uint32_t size);
 825 int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname,
 826                       SpaprTceTable *tcet);
 827 void spapr_pci_switch_vga(bool big_endian);
 828 void spapr_hotplug_req_add_by_index(SpaprDrc *drc);
 829 void spapr_hotplug_req_remove_by_index(SpaprDrc *drc);
 830 void spapr_hotplug_req_add_by_count(SpaprDrcType drc_type,
 831                                        uint32_t count);
 832 void spapr_hotplug_req_remove_by_count(SpaprDrcType drc_type,
 833                                           uint32_t count);
 834 void spapr_hotplug_req_add_by_count_indexed(SpaprDrcType drc_type,
 835                                             uint32_t count, uint32_t index);
 836 void spapr_hotplug_req_remove_by_count_indexed(SpaprDrcType drc_type,
 837                                                uint32_t count, uint32_t index);
 838 int spapr_hpt_shift_for_ramsize(uint64_t ramsize);
 839 void spapr_reallocate_hpt(SpaprMachineState *spapr, int shift,
 840                           Error **errp);
 841 void spapr_clear_pending_events(SpaprMachineState *spapr);
 842 void spapr_clear_pending_hotplug_events(SpaprMachineState *spapr);
 843 int spapr_max_server_number(SpaprMachineState *spapr);
 844 void spapr_store_hpte(PowerPCCPU *cpu, hwaddr ptex,
 845                       uint64_t pte0, uint64_t pte1);
 846 void spapr_mce_req_event(PowerPCCPU *cpu, bool recovered);
 847
 848 /* DRC callbacks. */
 849 void spapr_core_release(DeviceState *dev);
 850 int spapr_core_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
 851                            void *fdt, int *fdt_start_offset, Error **errp);
 852 void spapr_lmb_release(DeviceState *dev);
 853 int spapr_lmb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
 854                           void *fdt, int *fdt_start_offset, Error **errp);
 855 void spapr_phb_release(DeviceState *dev);
 856 int spapr_phb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
 857                           void *fdt, int *fdt_start_offset, Error **errp);
 858
 859 void spapr_rtc_read(SpaprRtcState *rtc, struct tm *tm, uint32_t *ns);
 860 int spapr_rtc_import_offset(SpaprRtcState *rtc, int64_t legacy_offset);
 861
 862 #define TYPE_SPAPR_RNG "spapr-rng"
 863
 864 #define SPAPR_MEMORY_BLOCK_SIZE ((hwaddr)1 << 28) /* 256MB */
 865
 866 /*
 867  * This defines the maximum number of DIMM slots we can have for sPAPR
 868  * guest. This is not defined by sPAPR but we are defining it to 32 slots
 869  * based on default number of slots provided by PowerPC kernel.
 870  */
 871 #define SPAPR_MAX_RAM_SLOTS     32
 872
 873 /* 1GB alignment for hotplug memory region */
 874 #define SPAPR_DEVICE_MEM_ALIGN (1 * GiB)
 875
 876 /*
 877  * Number of 32 bit words in each LMB list entry in ibm,dynamic-memory
 878  * property under ibm,dynamic-reconfiguration-memory node.
 879  */
 880 #define SPAPR_DR_LMB_LIST_ENTRY_SIZE 6
 881
 882 /*
 883  * Defines for flag value in ibm,dynamic-memory property under
 884  * ibm,dynamic-reconfiguration-memory node.
 885  */
 886 #define SPAPR_LMB_FLAGS_ASSIGNED 0x00000008
 887 #define SPAPR_LMB_FLAGS_DRC_INVALID 0x00000020
 888 #define SPAPR_LMB_FLAGS_RESERVED 0x00000080
 889 #define SPAPR_LMB_FLAGS_HOTREMOVABLE 0x00000100
 890
 891 void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg);
 892
 893 #define HTAB_SIZE(spapr)        (1ULL << ((spapr)->htab_shift))
 894
 895 int spapr_get_vcpu_id(PowerPCCPU *cpu);
 896 void spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, Error **errp);
 897 PowerPCCPU *spapr_find_cpu(int vcpu_id);
 898
 899 int spapr_caps_pre_load(void *opaque);
 900 int spapr_caps_pre_save(void *opaque);
 901
 902 /*
 903  * Handling of optional capabilities
 904  */
 905 extern const VMStateDescription vmstate_spapr_cap_htm;
 906 extern const VMStateDescription vmstate_spapr_cap_vsx;
 907 extern const VMStateDescription vmstate_spapr_cap_dfp;
 908 extern const VMStateDescription vmstate_spapr_cap_cfpc;
 909 extern const VMStateDescription vmstate_spapr_cap_sbbc;
 910 extern const VMStateDescription vmstate_spapr_cap_ibs;
 911 extern const VMStateDescription vmstate_spapr_cap_hpt_maxpagesize;
 912 extern const VMStateDescription vmstate_spapr_cap_nested_kvm_hv;
 913 extern const VMStateDescription vmstate_spapr_cap_large_decr;
 914 extern const VMStateDescription vmstate_spapr_cap_ccf_assist;
 915 extern const VMStateDescription vmstate_spapr_cap_fwnmi;
 916
 917 static inline uint8_t spapr_get_cap(SpaprMachineState *spapr, int cap)
 918 {
 919     return spapr->eff.caps[cap];
 920 }
 921
 922 void spapr_caps_init(SpaprMachineState *spapr);
 923 void spapr_caps_apply(SpaprMachineState *spapr);
 924 void spapr_caps_cpu_apply(SpaprMachineState *spapr, PowerPCCPU *cpu);
 925 void spapr_caps_add_properties(SpaprMachineClass *smc);
 926 int spapr_caps_post_migration(SpaprMachineState *spapr);
 927
 928 void spapr_check_pagesize(SpaprMachineState *spapr, hwaddr pagesize,
 929                           Error **errp);
 930 /*
 931  * XIVE definitions
 932  */
 933 #define SPAPR_OV5_XIVE_LEGACY   0x0
 934 #define SPAPR_OV5_XIVE_EXPLOIT  0x40
 935 #define SPAPR_OV5_XIVE_BOTH     0x80 /* Only to advertise on the platform */
 936
 937 void spapr_set_all_lpcrs(target_ulong value, target_ulong mask);
 938 hwaddr spapr_get_rtas_addr(void);
 939 #endif /* HW_SPAPR_H */