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/spapr_nested.h" /* For SpaprMachineStateNested */
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 typedef struct Vof Vof;
26
27 #define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL
28 #define SPAPR_ENTRY_POINT 0x100
29
30 #define SPAPR_TIMEBASE_FREQ 512000000ULL
31
32 #define TYPE_SPAPR_RTC "spapr-rtc"
33
34 OBJECT_DECLARE_SIMPLE_TYPE(SpaprRtcState, SPAPR_RTC)
35
36 struct SpaprRtcState {
37 /*< private >*/
38 DeviceState parent_obj;
39 int64_t ns_offset;
40 };
41
42 typedef struct SpaprDimmState SpaprDimmState;
43
44 #define TYPE_SPAPR_MACHINE "spapr-machine"
45 OBJECT_DECLARE_TYPE(SpaprMachineState, SpaprMachineClass, SPAPR_MACHINE)
46
47 typedef enum {
48 SPAPR_RESIZE_HPT_DEFAULT = 0,
49 SPAPR_RESIZE_HPT_DISABLED,
50 SPAPR_RESIZE_HPT_ENABLED,
51 SPAPR_RESIZE_HPT_REQUIRED,
52 } SpaprResizeHpt;
53
54 /**
55 * Capabilities
56 */
57
58 /* Hardware Transactional Memory */
59 #define SPAPR_CAP_HTM 0x00
60 /* Vector Scalar Extensions */
61 #define SPAPR_CAP_VSX 0x01
62 /* Decimal Floating Point */
63 #define SPAPR_CAP_DFP 0x02
64 /* Cache Flush on Privilege Change */
65 #define SPAPR_CAP_CFPC 0x03
66 /* Speculation Barrier Bounds Checking */
67 #define SPAPR_CAP_SBBC 0x04
68 /* Indirect Branch Serialisation */
69 #define SPAPR_CAP_IBS 0x05
70 /* HPT Maximum Page Size (encoded as a shift) */
71 #define SPAPR_CAP_HPT_MAXPAGESIZE 0x06
72 /* Nested KVM-HV */
73 #define SPAPR_CAP_NESTED_KVM_HV 0x07
74 /* Large Decrementer */
75 #define SPAPR_CAP_LARGE_DECREMENTER 0x08
76 /* Count Cache Flush Assist HW Instruction */
77 #define SPAPR_CAP_CCF_ASSIST 0x09
78 /* Implements PAPR FWNMI option */
79 #define SPAPR_CAP_FWNMI 0x0A
80 /* Support H_RPT_INVALIDATE */
81 #define SPAPR_CAP_RPT_INVALIDATE 0x0B
82 /* Support for AIL modes */
83 #define SPAPR_CAP_AIL_MODE_3 0x0C
84 /* Nested PAPR */
85 #define SPAPR_CAP_NESTED_PAPR 0x0D
86 /* Num Caps */
87 #define SPAPR_CAP_NUM (SPAPR_CAP_NESTED_PAPR + 1)
88
89 /*
90 * Capability Values
91 */
92 /* Bool Caps */
93 #define SPAPR_CAP_OFF 0x00
94 #define SPAPR_CAP_ON 0x01
95
96 /* Custom Caps */
97
98 /* Generic */
99 #define SPAPR_CAP_BROKEN 0x00
100 #define SPAPR_CAP_WORKAROUND 0x01
101 #define SPAPR_CAP_FIXED 0x02
102 /* SPAPR_CAP_IBS (cap-ibs) */
103 #define SPAPR_CAP_FIXED_IBS 0x02
104 #define SPAPR_CAP_FIXED_CCD 0x03
105 #define SPAPR_CAP_FIXED_NA 0x10 /* Lets leave a bit of a gap... */
106
107 #define FDT_MAX_SIZE 0x200000
108
109 /* Max number of NUMA nodes */
110 #define NUMA_NODES_MAX_NUM (MAX_NODES)
111
112 /*
113 * NUMA FORM1 macros. FORM1_DIST_REF_POINTS was taken from
114 * MAX_DISTANCE_REF_POINTS in arch/powerpc/mm/numa.h from Linux
115 * kernel source. It represents the amount of associativity domains
116 * for non-CPU resources.
117 *
118 * FORM1_NUMA_ASSOC_SIZE is the base array size of an ibm,associativity
119 * array for any non-CPU resource.
120 */
121 #define FORM1_DIST_REF_POINTS 4
122 #define FORM1_NUMA_ASSOC_SIZE (FORM1_DIST_REF_POINTS + 1)
123
124 /*
125 * FORM2 NUMA affinity has a single associativity domain, giving
126 * us a assoc size of 2.
127 */
128 #define FORM2_DIST_REF_POINTS 1
129 #define FORM2_NUMA_ASSOC_SIZE (FORM2_DIST_REF_POINTS + 1)
130
131 typedef struct SpaprCapabilities SpaprCapabilities;
132 struct SpaprCapabilities {
133 uint8_t caps[SPAPR_CAP_NUM];
134 };
135
136 /**
137 * SpaprMachineClass:
138 */
139 struct SpaprMachineClass {
140 /*< private >*/
141 MachineClass parent_class;
142
143 /*< public >*/
144 bool dr_lmb_enabled; /* enable dynamic-reconfig/hotplug of LMBs */
145 bool dr_phb_enabled; /* enable dynamic-reconfig/hotplug of PHBs */
146 bool update_dt_enabled; /* enable KVMPPC_H_UPDATE_DT */
147 bool use_ohci_by_default; /* use USB-OHCI instead of XHCI */
148 bool pre_2_10_has_unused_icps;
149 bool legacy_irq_allocation;
150 uint32_t nr_xirqs;
151 bool broken_host_serial_model; /* present real host info to the guest */
152 bool pre_4_1_migration; /* don't migrate hpt-max-page-size */
153 bool linux_pci_probe;
154 bool smp_threads_vsmt; /* set VSMT to smp_threads by default */
155 hwaddr rma_limit; /* clamp the RMA to this size */
156 bool pre_5_1_assoc_refpoints;
157 bool pre_5_2_numa_associativity;
158 bool pre_6_2_numa_affinity;
159
160 bool (*phb_placement)(SpaprMachineState *spapr, uint32_t index,
161 uint64_t *buid, hwaddr *pio,
162 hwaddr *mmio32, hwaddr *mmio64,
163 unsigned n_dma, uint32_t *liobns, Error **errp);
164 SpaprResizeHpt resize_hpt_default;
165 SpaprCapabilities default_caps;
166 SpaprIrq *irq;
167 };
168
169 #define WDT_MAX_WATCHDOGS 4 /* Maximum number of watchdog devices */
170
171 #define TYPE_SPAPR_WDT "spapr-wdt"
172 OBJECT_DECLARE_SIMPLE_TYPE(SpaprWatchdog, SPAPR_WDT)
173
174 typedef struct SpaprWatchdog {
175 /*< private >*/
176 DeviceState parent_obj;
177 /*< public >*/
178
179 QEMUTimer timer;
180 uint8_t action; /* One of PSERIES_WDTF_ACTION_xxx */
181 uint8_t leave_others; /* leaveOtherWatchdogsRunningOnTimeout */
182 } SpaprWatchdog;
183
184 /**
185 * SpaprMachineState:
186 */
187 struct SpaprMachineState {
188 /*< private >*/
189 MachineState parent_obj;
190
191 struct SpaprVioBus *vio_bus;
192 QLIST_HEAD(, SpaprPhbState) phbs;
193 struct SpaprNvram *nvram;
194 SpaprRtcState rtc;
195
196 SpaprResizeHpt resize_hpt;
197 void *htab;
198 uint32_t htab_shift;
199 uint64_t patb_entry; /* Process tbl registered in H_REGISTER_PROC_TBL */
200 SpaprPendingHpt *pending_hpt; /* in-progress resize */
201
202 hwaddr rma_size;
203 uint32_t fdt_size;
204 uint32_t fdt_initial_size;
205 void *fdt_blob;
206 uint8_t fdt_rng_seed[32];
207 long kernel_size;
208 bool kernel_le;
209 uint64_t kernel_addr;
210 uint32_t initrd_base;
211 long initrd_size;
212 Vof *vof;
213 uint64_t rtc_offset; /* Now used only during incoming migration */
214 struct PPCTimebase tb;
215 bool want_stdout_path;
216 uint32_t vsmt; /* Virtual SMT mode (KVM's "core stride") */
217
218 /* Nested HV support (TCG only) */
219 SpaprMachineStateNested nested;
220
221 Notifier epow_notifier;
222 QTAILQ_HEAD(, SpaprEventLogEntry) pending_events;
223 bool use_hotplug_event_source;
224 SpaprEventSource *event_sources;
225
226 /* ibm,client-architecture-support option negotiation */
227 bool cas_pre_isa3_guest;
228 SpaprOptionVector *ov5; /* QEMU-supported option vectors */
229 SpaprOptionVector *ov5_cas; /* negotiated (via CAS) option vectors */
230 uint32_t max_compat_pvr;
231
232 /* Migration state */
233 int htab_save_index;
234 bool htab_first_pass;
235 int htab_fd;
236
237 /* Pending DIMM unplug cache. It is populated when a LMB
238 * unplug starts. It can be regenerated if a migration
239 * occurs during the unplug process. */
240 QTAILQ_HEAD(, SpaprDimmState) pending_dimm_unplugs;
241
242 /* State related to FWNMI option */
243
244 /* System Reset and Machine Check Notification Routine addresses
245 * registered by "ibm,nmi-register" RTAS call.
246 */
247 target_ulong fwnmi_system_reset_addr;
248 target_ulong fwnmi_machine_check_addr;
249
250 /* Machine Check FWNMI synchronization, fwnmi_machine_check_interlock is
251 * set to -1 if a FWNMI machine check is not in progress, else is set to
252 * the CPU that was delivered the machine check, and is set back to -1
253 * when that CPU makes an "ibm,nmi-interlock" RTAS call. The cond is used
254 * to synchronize other CPUs.
255 */
256 int fwnmi_machine_check_interlock;
257 QemuCond fwnmi_machine_check_interlock_cond;
258
259 /* Set by -boot */
260 char *boot_device;
261
262 /*< public >*/
263 char *kvm_type;
264 char *host_model;
265 char *host_serial;
266
267 int32_t irq_map_nr;
268 unsigned long *irq_map;
269 SpaprIrq *irq;
270 qemu_irq *qirqs;
271 SpaprInterruptController *active_intc;
272 ICSState *ics;
273 SpaprXive *xive;
274
275 bool cmd_line_caps[SPAPR_CAP_NUM];
276 SpaprCapabilities def, eff, mig;
277
278 SpaprTpmProxy *tpm_proxy;
279
280 uint32_t FORM1_assoc_array[NUMA_NODES_MAX_NUM][FORM1_NUMA_ASSOC_SIZE];
281 uint32_t FORM2_assoc_array[NUMA_NODES_MAX_NUM][FORM2_NUMA_ASSOC_SIZE];
282
283 Error *fwnmi_migration_blocker;
284
285 SpaprWatchdog wds[WDT_MAX_WATCHDOGS];
286 };
287
288 #define H_SUCCESS 0
289 #define H_BUSY 1 /* Hardware busy -- retry later */
290 #define H_CLOSED 2 /* Resource closed */
291 #define H_NOT_AVAILABLE 3
292 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */
293 #define H_PARTIAL 5
294 #define H_IN_PROGRESS 14 /* Kind of like busy */
295 #define H_PAGE_REGISTERED 15
296 #define H_PARTIAL_STORE 16
297 #define H_PENDING 17 /* returned from H_POLL_PENDING */
298 #define H_CONTINUE 18 /* Returned from H_Join on success */
299 #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */
300 #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \
301 is a good time to retry */
302 #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \
303 is a good time to retry */
304 #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \
305 is a good time to retry */
306 #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \
307 is a good time to retry */
308 #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \
309 is a good time to retry */
310 #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \
311 is a good time to retry */
312 #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */
313 #define H_HARDWARE -1 /* Hardware error */
314 #define H_FUNCTION -2 /* Function not supported */
315 #define H_PRIVILEGE -3 /* Caller not privileged */
316 #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */
317 #define H_BAD_MODE -5 /* Illegal msr value */
318 #define H_PTEG_FULL -6 /* PTEG is full */
319 #define H_NOT_FOUND -7 /* PTE was not found" */
320 #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
321 #define H_NO_MEM -9
322 #define H_AUTHORITY -10
323 #define H_PERMISSION -11
324 #define H_DROPPED -12
325 #define H_SOURCE_PARM -13
326 #define H_DEST_PARM -14
327 #define H_REMOTE_PARM -15
328 #define H_RESOURCE -16
329 #define H_ADAPTER_PARM -17
330 #define H_RH_PARM -18
331 #define H_RCQ_PARM -19
332 #define H_SCQ_PARM -20
333 #define H_EQ_PARM -21
334 #define H_RT_PARM -22
335 #define H_ST_PARM -23
336 #define H_SIGT_PARM -24
337 #define H_TOKEN_PARM -25
338 #define H_MLENGTH_PARM -27
339 #define H_MEM_PARM -28
340 #define H_MEM_ACCESS_PARM -29
341 #define H_ATTR_PARM -30
342 #define H_PORT_PARM -31
343 #define H_MCG_PARM -32
344 #define H_VL_PARM -33
345 #define H_TSIZE_PARM -34
346 #define H_TRACE_PARM -35
347
348 #define H_MASK_PARM -37
349 #define H_MCG_FULL -38
350 #define H_ALIAS_EXIST -39
351 #define H_P_COUNTER -40
352 #define H_TABLE_FULL -41
353 #define H_ALT_TABLE -42
354 #define H_MR_CONDITION -43
355 #define H_NOT_ENOUGH_RESOURCES -44
356 #define H_R_STATE -45
357 #define H_RESCINDEND -46
358 #define H_P2 -55
359 #define H_P3 -56
360 #define H_P4 -57
361 #define H_P5 -58
362 #define H_P6 -59
363 #define H_P7 -60
364 #define H_P8 -61
365 #define H_P9 -62
366 #define H_NOOP -63
367 #define H_UNSUPPORTED -67
368 #define H_OVERLAP -68
369 #define H_STATE -75
370 #define H_IN_USE -77
371 #define H_INVALID_ELEMENT_VALUE -81
372 #define H_UNSUPPORTED_FLAG -256
373 #define H_MULTI_THREADS_ACTIVE -9005
374
375
376 /* Long Busy is a condition that can be returned by the firmware
377 * when a call cannot be completed now, but the identical call
378 * should be retried later. This prevents calls blocking in the
379 * firmware for long periods of time. Annoyingly the firmware can return
380 * a range of return codes, hinting at how long we should wait before
381 * retrying. If you don't care for the hint, the macro below is a good
382 * way to check for the long_busy return codes
383 */
384 #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \
385 && (x <= H_LONG_BUSY_END_RANGE))
386
387 /* Flags */
388 #define H_LARGE_PAGE (1ULL<<(63-16))
389 #define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
390 #define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
391 #define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */
392 #define H_PAGE_STATE_CHANGE (1ULL<<(63-28))
393 #define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30)))
394 #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED)
395 #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31)))
396 #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE
397 #define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */
398 #define H_ANDCOND (1ULL<<(63-33))
399 #define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
400 #define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
401 #define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
402 #define H_COPY_PAGE (1ULL<<(63-49))
403 #define H_N (1ULL<<(63-61))
404 #define H_PP1 (1ULL<<(63-62))
405 #define H_PP2 (1ULL<<(63-63))
406
407 /* Values for 2nd argument to H_SET_MODE */
408 #define H_SET_MODE_RESOURCE_SET_CIABR 1
409 #define H_SET_MODE_RESOURCE_SET_DAWR0 2
410 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3
411 #define H_SET_MODE_RESOURCE_LE 4
412
413 /* Flags for H_SET_MODE_RESOURCE_LE */
414 #define H_SET_MODE_ENDIAN_BIG 0
415 #define H_SET_MODE_ENDIAN_LITTLE 1
416
417 /* VASI States */
418 #define H_VASI_INVALID 0
419 #define H_VASI_ENABLED 1
420 #define H_VASI_ABORTED 2
421 #define H_VASI_SUSPENDING 3
422 #define H_VASI_SUSPENDED 4
423 #define H_VASI_RESUMED 5
424 #define H_VASI_COMPLETED 6
425
426 /* DABRX flags */
427 #define H_DABRX_HYPERVISOR (1ULL<<(63-61))
428 #define H_DABRX_KERNEL (1ULL<<(63-62))
429 #define H_DABRX_USER (1ULL<<(63-63))
430
431 /* Values for KVM_PPC_GET_CPU_CHAR & H_GET_CPU_CHARACTERISTICS */
432 #define H_CPU_CHAR_SPEC_BAR_ORI31 PPC_BIT(0)
433 #define H_CPU_CHAR_BCCTRL_SERIALISED PPC_BIT(1)
434 #define H_CPU_CHAR_L1D_FLUSH_ORI30 PPC_BIT(2)
435 #define H_CPU_CHAR_L1D_FLUSH_TRIG2 PPC_BIT(3)
436 #define H_CPU_CHAR_L1D_THREAD_PRIV PPC_BIT(4)
437 #define H_CPU_CHAR_HON_BRANCH_HINTS PPC_BIT(5)
438 #define H_CPU_CHAR_THR_RECONF_TRIG PPC_BIT(6)
439 #define H_CPU_CHAR_CACHE_COUNT_DIS PPC_BIT(7)
440 #define H_CPU_CHAR_BCCTR_FLUSH_ASSIST PPC_BIT(9)
441
442 #define H_CPU_BEHAV_FAVOUR_SECURITY PPC_BIT(0)
443 #define H_CPU_BEHAV_L1D_FLUSH_PR PPC_BIT(1)
444 #define H_CPU_BEHAV_BNDS_CHK_SPEC_BAR PPC_BIT(2)
445 #define H_CPU_BEHAV_FLUSH_COUNT_CACHE PPC_BIT(5)
446 #define H_CPU_BEHAV_NO_L1D_FLUSH_ENTRY PPC_BIT(7)
447 #define H_CPU_BEHAV_NO_L1D_FLUSH_UACCESS PPC_BIT(8)
448
449 /* Each control block has to be on a 4K boundary */
450 #define H_CB_ALIGNMENT 4096
451
452 /* pSeries hypervisor opcodes */
453 #define H_REMOVE 0x04
454 #define H_ENTER 0x08
455 #define H_READ 0x0c
456 #define H_CLEAR_MOD 0x10
457 #define H_CLEAR_REF 0x14
458 #define H_PROTECT 0x18
459 #define H_GET_TCE 0x1c
460 #define H_PUT_TCE 0x20
461 #define H_SET_SPRG0 0x24
462 #define H_SET_DABR 0x28
463 #define H_PAGE_INIT 0x2c
464 #define H_SET_ASR 0x30
465 #define H_ASR_ON 0x34
466 #define H_ASR_OFF 0x38
467 #define H_LOGICAL_CI_LOAD 0x3c
468 #define H_LOGICAL_CI_STORE 0x40
469 #define H_LOGICAL_CACHE_LOAD 0x44
470 #define H_LOGICAL_CACHE_STORE 0x48
471 #define H_LOGICAL_ICBI 0x4c
472 #define H_LOGICAL_DCBF 0x50
473 #define H_GET_TERM_CHAR 0x54
474 #define H_PUT_TERM_CHAR 0x58
475 #define H_REAL_TO_LOGICAL 0x5c
476 #define H_HYPERVISOR_DATA 0x60
477 #define H_EOI 0x64
478 #define H_CPPR 0x68
479 #define H_IPI 0x6c
480 #define H_IPOLL 0x70
481 #define H_XIRR 0x74
482 #define H_PERFMON 0x7c
483 #define H_MIGRATE_DMA 0x78
484 #define H_REGISTER_VPA 0xDC
485 #define H_CEDE 0xE0
486 #define H_CONFER 0xE4
487 #define H_PROD 0xE8
488 #define H_GET_PPP 0xEC
489 #define H_SET_PPP 0xF0
490 #define H_PURR 0xF4
491 #define H_PIC 0xF8
492 #define H_REG_CRQ 0xFC
493 #define H_FREE_CRQ 0x100
494 #define H_VIO_SIGNAL 0x104
495 #define H_SEND_CRQ 0x108
496 #define H_COPY_RDMA 0x110
497 #define H_REGISTER_LOGICAL_LAN 0x114
498 #define H_FREE_LOGICAL_LAN 0x118
499 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C
500 #define H_SEND_LOGICAL_LAN 0x120
501 #define H_BULK_REMOVE 0x124
502 #define H_MULTICAST_CTRL 0x130
503 #define H_SET_XDABR 0x134
504 #define H_STUFF_TCE 0x138
505 #define H_PUT_TCE_INDIRECT 0x13C
506 #define H_CHANGE_LOGICAL_LAN_MAC 0x14C
507 #define H_VTERM_PARTNER_INFO 0x150
508 #define H_REGISTER_VTERM 0x154
509 #define H_FREE_VTERM 0x158
510 #define H_RESET_EVENTS 0x15C
511 #define H_ALLOC_RESOURCE 0x160
512 #define H_FREE_RESOURCE 0x164
513 #define H_MODIFY_QP 0x168
514 #define H_QUERY_QP 0x16C
515 #define H_REREGISTER_PMR 0x170
516 #define H_REGISTER_SMR 0x174
517 #define H_QUERY_MR 0x178
518 #define H_QUERY_MW 0x17C
519 #define H_QUERY_HCA 0x180
520 #define H_QUERY_PORT 0x184
521 #define H_MODIFY_PORT 0x188
522 #define H_DEFINE_AQP1 0x18C
523 #define H_GET_TRACE_BUFFER 0x190
524 #define H_DEFINE_AQP0 0x194
525 #define H_RESIZE_MR 0x198
526 #define H_ATTACH_MCQP 0x19C
527 #define H_DETACH_MCQP 0x1A0
528 #define H_CREATE_RPT 0x1A4
529 #define H_REMOVE_RPT 0x1A8
530 #define H_REGISTER_RPAGES 0x1AC
531 #define H_DISABLE_AND_GETC 0x1B0
532 #define H_ERROR_DATA 0x1B4
533 #define H_GET_HCA_INFO 0x1B8
534 #define H_GET_PERF_COUNT 0x1BC
535 #define H_MANAGE_TRACE 0x1C0
536 #define H_GET_CPU_CHARACTERISTICS 0x1C8
537 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4
538 #define H_QUERY_INT_STATE 0x1E4
539 #define H_POLL_PENDING 0x1D8
540 #define H_ILLAN_ATTRIBUTES 0x244
541 #define H_MODIFY_HEA_QP 0x250
542 #define H_QUERY_HEA_QP 0x254
543 #define H_QUERY_HEA 0x258
544 #define H_QUERY_HEA_PORT 0x25C
545 #define H_MODIFY_HEA_PORT 0x260
546 #define H_REG_BCMC 0x264
547 #define H_DEREG_BCMC 0x268
548 #define H_REGISTER_HEA_RPAGES 0x26C
549 #define H_DISABLE_AND_GET_HEA 0x270
550 #define H_GET_HEA_INFO 0x274
551 #define H_ALLOC_HEA_RESOURCE 0x278
552 #define H_ADD_CONN 0x284
553 #define H_DEL_CONN 0x288
554 #define H_JOIN 0x298
555 #define H_VASI_STATE 0x2A4
556 #define H_ENABLE_CRQ 0x2B0
557 #define H_GET_EM_PARMS 0x2B8
558 #define H_SET_MPP 0x2D0
559 #define H_GET_MPP 0x2D4
560 #define H_HOME_NODE_ASSOCIATIVITY 0x2EC
561 #define H_XIRR_X 0x2FC
562 #define H_RANDOM 0x300
563 #define H_SET_MODE 0x31C
564 #define H_RESIZE_HPT_PREPARE 0x36C
565 #define H_RESIZE_HPT_COMMIT 0x370
566 #define H_CLEAN_SLB 0x374
567 #define H_INVALIDATE_PID 0x378
568 #define H_REGISTER_PROC_TBL 0x37C
569 #define H_SIGNAL_SYS_RESET 0x380
570
571 #define H_INT_GET_SOURCE_INFO 0x3A8
572 #define H_INT_SET_SOURCE_CONFIG 0x3AC
573 #define H_INT_GET_SOURCE_CONFIG 0x3B0
574 #define H_INT_GET_QUEUE_INFO 0x3B4
575 #define H_INT_SET_QUEUE_CONFIG 0x3B8
576 #define H_INT_GET_QUEUE_CONFIG 0x3BC
577 #define H_INT_SET_OS_REPORTING_LINE 0x3C0
578 #define H_INT_GET_OS_REPORTING_LINE 0x3C4
579 #define H_INT_ESB 0x3C8
580 #define H_INT_SYNC 0x3CC
581 #define H_INT_RESET 0x3D0
582 #define H_SCM_READ_METADATA 0x3E4
583 #define H_SCM_WRITE_METADATA 0x3E8
584 #define H_SCM_BIND_MEM 0x3EC
585 #define H_SCM_UNBIND_MEM 0x3F0
586 #define H_SCM_UNBIND_ALL 0x3FC
587 #define H_SCM_HEALTH 0x400
588 #define H_RPT_INVALIDATE 0x448
589 #define H_SCM_FLUSH 0x44C
590 #define H_WATCHDOG 0x45C
591 #define H_GUEST_GET_CAPABILITIES 0x460
592 #define H_GUEST_SET_CAPABILITIES 0x464
593 #define H_GUEST_CREATE 0x470
594 #define H_GUEST_CREATE_VCPU 0x474
595 #define H_GUEST_GET_STATE 0x478
596 #define H_GUEST_SET_STATE 0x47C
597 #define H_GUEST_RUN_VCPU 0x480
598 #define H_GUEST_DELETE 0x488
599
600 #define MAX_HCALL_OPCODE H_GUEST_DELETE
601
602 /* The hcalls above are standardized in PAPR and implemented by pHyp
603 * as well.
604 *
605 * We also need some hcalls which are specific to qemu / KVM-on-POWER.
606 * We put those into the 0xf000-0xfffc range which is reserved by PAPR
607 * for "platform-specific" hcalls.
608 */
609 #define KVMPPC_HCALL_BASE 0xf000
610 #define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0)
611 #define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1)
612 /* Client Architecture support */
613 #define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2)
614 #define KVMPPC_H_UPDATE_DT (KVMPPC_HCALL_BASE + 0x3)
615 /* 0x4 was used for KVMPPC_H_UPDATE_PHANDLE in SLOF */
616 #define KVMPPC_H_VOF_CLIENT (KVMPPC_HCALL_BASE + 0x5)
617
618 /* Platform-specific hcalls used for nested HV KVM */
619 #define KVMPPC_H_SET_PARTITION_TABLE (KVMPPC_HCALL_BASE + 0x800)
620 #define KVMPPC_H_ENTER_NESTED (KVMPPC_HCALL_BASE + 0x804)
621 #define KVMPPC_H_TLB_INVALIDATE (KVMPPC_HCALL_BASE + 0x808)
622 #define KVMPPC_H_COPY_TOFROM_GUEST (KVMPPC_HCALL_BASE + 0x80C)
623
624 #define KVMPPC_HCALL_MAX KVMPPC_H_COPY_TOFROM_GUEST
625
626 /*
627 * The hcall range 0xEF00 to 0xEF80 is reserved for use in facilitating
628 * Secure VM mode via an Ultravisor / Protected Execution Facility
629 */
630 #define SVM_HCALL_BASE 0xEF00
631 #define SVM_H_TPM_COMM 0xEF10
632 #define SVM_HCALL_MAX SVM_H_TPM_COMM
633
634 typedef struct SpaprDeviceTreeUpdateHeader {
635 uint32_t version_id;
636 } SpaprDeviceTreeUpdateHeader;
637
638 #define hcall_dprintf(fmt, ...) \
639 do { \
640 qemu_log_mask(LOG_GUEST_ERROR, "%s: " fmt, __func__, ## __VA_ARGS__); \
641 } while (0)
642
643 typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, SpaprMachineState *sm,
644 target_ulong opcode,
645 target_ulong *args);
646
647 void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn);
648 void spapr_unregister_hypercall(target_ulong opcode);
649 target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode,
650 target_ulong *args);
651
652 target_ulong vhyp_mmu_resize_hpt_prepare(PowerPCCPU *cpu,
653 SpaprMachineState *spapr,
654 target_ulong shift);
655 target_ulong vhyp_mmu_resize_hpt_commit(PowerPCCPU *cpu,
656 SpaprMachineState *spapr,
657 target_ulong flags,
658 target_ulong shift);
659 bool is_ram_address(SpaprMachineState *spapr, hwaddr addr);
660 void push_sregs_to_kvm_pr(SpaprMachineState *spapr);
661
662 /* Virtual Processor Area structure constants */
663 #define VPA_MIN_SIZE 640
664 #define VPA_SIZE_OFFSET 0x4
665 #define VPA_SHARED_PROC_OFFSET 0x9
666 #define VPA_SHARED_PROC_VAL 0x2
667 #define VPA_DISPATCH_COUNTER 0x100
668
669 /* ibm,set-eeh-option */
670 #define RTAS_EEH_DISABLE 0
671 #define RTAS_EEH_ENABLE 1
672 #define RTAS_EEH_THAW_IO 2
673 #define RTAS_EEH_THAW_DMA 3
674
675 /* ibm,get-config-addr-info2 */
676 #define RTAS_GET_PE_ADDR 0
677 #define RTAS_GET_PE_MODE 1
678 #define RTAS_PE_MODE_NONE 0
679 #define RTAS_PE_MODE_NOT_SHARED 1
680 #define RTAS_PE_MODE_SHARED 2
681
682 /* ibm,read-slot-reset-state2 */
683 #define RTAS_EEH_PE_STATE_NORMAL 0
684 #define RTAS_EEH_PE_STATE_RESET 1
685 #define RTAS_EEH_PE_STATE_STOPPED_IO_DMA 2
686 #define RTAS_EEH_PE_STATE_STOPPED_DMA 4
687 #define RTAS_EEH_PE_STATE_UNAVAIL 5
688 #define RTAS_EEH_NOT_SUPPORT 0
689 #define RTAS_EEH_SUPPORT 1
690 #define RTAS_EEH_PE_UNAVAIL_INFO 1000
691 #define RTAS_EEH_PE_RECOVER_INFO 0
692
693 /* ibm,set-slot-reset */
694 #define RTAS_SLOT_RESET_DEACTIVATE 0
695 #define RTAS_SLOT_RESET_HOT 1
696 #define RTAS_SLOT_RESET_FUNDAMENTAL 3
697
698 /* ibm,slot-error-detail */
699 #define RTAS_SLOT_TEMP_ERR_LOG 1
700 #define RTAS_SLOT_PERM_ERR_LOG 2
701
702 /* RTAS return codes */
703 #define RTAS_OUT_SUCCESS 0
704 #define RTAS_OUT_NO_ERRORS_FOUND 1
705 #define RTAS_OUT_HW_ERROR -1
706 #define RTAS_OUT_BUSY -2
707 #define RTAS_OUT_PARAM_ERROR -3
708 #define RTAS_OUT_NOT_SUPPORTED -3
709 #define RTAS_OUT_NO_SUCH_INDICATOR -3
710 #define RTAS_OUT_NOT_AUTHORIZED -9002
711 #define RTAS_OUT_SYSPARM_PARAM_ERROR -9999
712
713 /* DDW pagesize mask values from ibm,query-pe-dma-window */
714 #define RTAS_DDW_PGSIZE_4K 0x01
715 #define RTAS_DDW_PGSIZE_64K 0x02
716 #define RTAS_DDW_PGSIZE_16M 0x04
717 #define RTAS_DDW_PGSIZE_32M 0x08
718 #define RTAS_DDW_PGSIZE_64M 0x10
719 #define RTAS_DDW_PGSIZE_128M 0x20
720 #define RTAS_DDW_PGSIZE_256M 0x40
721 #define RTAS_DDW_PGSIZE_16G 0x80
722 #define RTAS_DDW_PGSIZE_2M 0x100
723
724 /* RTAS tokens */
725 #define RTAS_TOKEN_BASE 0x2000
726
727 #define RTAS_DISPLAY_CHARACTER (RTAS_TOKEN_BASE + 0x00)
728 #define RTAS_GET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x01)
729 #define RTAS_SET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x02)
730 #define RTAS_POWER_OFF (RTAS_TOKEN_BASE + 0x03)
731 #define RTAS_SYSTEM_REBOOT (RTAS_TOKEN_BASE + 0x04)
732 #define RTAS_QUERY_CPU_STOPPED_STATE (RTAS_TOKEN_BASE + 0x05)
733 #define RTAS_START_CPU (RTAS_TOKEN_BASE + 0x06)
734 #define RTAS_STOP_SELF (RTAS_TOKEN_BASE + 0x07)
735 #define RTAS_IBM_GET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x08)
736 #define RTAS_IBM_SET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x09)
737 #define RTAS_IBM_SET_XIVE (RTAS_TOKEN_BASE + 0x0A)
738 #define RTAS_IBM_GET_XIVE (RTAS_TOKEN_BASE + 0x0B)
739 #define RTAS_IBM_INT_OFF (RTAS_TOKEN_BASE + 0x0C)
740 #define RTAS_IBM_INT_ON (RTAS_TOKEN_BASE + 0x0D)
741 #define RTAS_CHECK_EXCEPTION (RTAS_TOKEN_BASE + 0x0E)
742 #define RTAS_EVENT_SCAN (RTAS_TOKEN_BASE + 0x0F)
743 #define RTAS_IBM_SET_TCE_BYPASS (RTAS_TOKEN_BASE + 0x10)
744 #define RTAS_QUIESCE (RTAS_TOKEN_BASE + 0x11)
745 #define RTAS_NVRAM_FETCH (RTAS_TOKEN_BASE + 0x12)
746 #define RTAS_NVRAM_STORE (RTAS_TOKEN_BASE + 0x13)
747 #define RTAS_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x14)
748 #define RTAS_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x15)
749 #define RTAS_IBM_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x16)
750 #define RTAS_IBM_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x17)
751 #define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER (RTAS_TOKEN_BASE + 0x18)
752 #define RTAS_IBM_CHANGE_MSI (RTAS_TOKEN_BASE + 0x19)
753 #define RTAS_SET_INDICATOR (RTAS_TOKEN_BASE + 0x1A)
754 #define RTAS_SET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1B)
755 #define RTAS_GET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1C)
756 #define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D)
757 #define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E)
758 #define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F)
759 #define RTAS_IBM_SET_EEH_OPTION (RTAS_TOKEN_BASE + 0x20)
760 #define RTAS_IBM_GET_CONFIG_ADDR_INFO2 (RTAS_TOKEN_BASE + 0x21)
761 #define RTAS_IBM_READ_SLOT_RESET_STATE2 (RTAS_TOKEN_BASE + 0x22)
762 #define RTAS_IBM_SET_SLOT_RESET (RTAS_TOKEN_BASE + 0x23)
763 #define RTAS_IBM_CONFIGURE_PE (RTAS_TOKEN_BASE + 0x24)
764 #define RTAS_IBM_SLOT_ERROR_DETAIL (RTAS_TOKEN_BASE + 0x25)
765 #define RTAS_IBM_QUERY_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x26)
766 #define RTAS_IBM_CREATE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x27)
767 #define RTAS_IBM_REMOVE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x28)
768 #define RTAS_IBM_RESET_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x29)
769 #define RTAS_IBM_SUSPEND_ME (RTAS_TOKEN_BASE + 0x2A)
770 #define RTAS_IBM_NMI_REGISTER (RTAS_TOKEN_BASE + 0x2B)
771 #define RTAS_IBM_NMI_INTERLOCK (RTAS_TOKEN_BASE + 0x2C)
772
773 #define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x2D)
774
775 /* RTAS ibm,get-system-parameter token values */
776 #define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20
777 #define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42
778 #define RTAS_SYSPARM_UUID 48
779
780 /* RTAS indicator/sensor types
781 *
782 * as defined by PAPR+ 2.7 7.3.5.4, Table 41
783 *
784 * NOTE: currently only DR-related sensors are implemented here
785 */
786 #define RTAS_SENSOR_TYPE_ISOLATION_STATE 9001
787 #define RTAS_SENSOR_TYPE_DR 9002
788 #define RTAS_SENSOR_TYPE_ALLOCATION_STATE 9003
789 #define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE
790
791 /* Possible values for the platform-processor-diagnostics-run-mode parameter
792 * of the RTAS ibm,get-system-parameter call.
793 */
794 #define DIAGNOSTICS_RUN_MODE_DISABLED 0
795 #define DIAGNOSTICS_RUN_MODE_STAGGERED 1
796 #define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2
797 #define DIAGNOSTICS_RUN_MODE_PERIODIC 3
798
ppc64_phys_to_real(uint64_t addr)799 static inline uint64_t ppc64_phys_to_real(uint64_t addr)
800 {
801 return addr & ~0xF000000000000000ULL;
802 }
803
rtas_ld(target_ulong phys,int n)804 static inline uint32_t rtas_ld(target_ulong phys, int n)
805 {
806 return ldl_be_phys(&address_space_memory,
807 ppc64_phys_to_real(phys + 4 * n));
808 }
809
rtas_ldq(target_ulong phys,int n)810 static inline uint64_t rtas_ldq(target_ulong phys, int n)
811 {
812 return (uint64_t)rtas_ld(phys, n) << 32 | rtas_ld(phys, n + 1);
813 }
814
rtas_st(target_ulong phys,int n,uint32_t val)815 static inline void rtas_st(target_ulong phys, int n, uint32_t val)
816 {
817 stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4 * n), val);
818 }
819
820 typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, SpaprMachineState *sm,
821 uint32_t token,
822 uint32_t nargs, target_ulong args,
823 uint32_t nret, target_ulong rets);
824 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn);
825 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *sm,
826 uint32_t token, uint32_t nargs, target_ulong args,
827 uint32_t nret, target_ulong rets);
828 void spapr_dt_rtas_tokens(void *fdt, int rtas);
829 void spapr_load_rtas(SpaprMachineState *spapr, void *fdt, hwaddr addr);
830
831 #define SPAPR_TCE_PAGE_SHIFT 12
832 #define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT)
833 #define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1)
834
835 #define SPAPR_VIO_BASE_LIOBN 0x00000000
836 #define SPAPR_VIO_LIOBN(reg) (0x00000000 | (reg))
837 #define SPAPR_PCI_LIOBN(phb_index, window_num) \
838 (0x80000000 | ((phb_index) << 8) | (window_num))
839 #define SPAPR_IS_PCI_LIOBN(liobn) (!!((liobn) & 0x80000000))
840 #define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff)
841
842 #define RTAS_MIN_SIZE 20 /* hv_rtas_size in SLOF */
843 #define RTAS_ERROR_LOG_MAX 2048
844
845 /* Offset from rtas-base where error log is placed */
846 #define RTAS_ERROR_LOG_OFFSET 0x30
847
848 #define RTAS_EVENT_SCAN_RATE 1
849
850 /* This helper should be used to encode interrupt specifiers when the related
851 * "interrupt-controller" node has its "#interrupt-cells" property set to 2 (ie,
852 * VIO devices, RTAS event sources and PHBs).
853 */
spapr_dt_irq(uint32_t * intspec,int irq,bool is_lsi)854 static inline void spapr_dt_irq(uint32_t *intspec, int irq, bool is_lsi)
855 {
856 intspec[0] = cpu_to_be32(irq);
857 intspec[1] = is_lsi ? cpu_to_be32(1) : 0;
858 }
859
860
861 #define TYPE_SPAPR_TCE_TABLE "spapr-tce-table"
862 OBJECT_DECLARE_SIMPLE_TYPE(SpaprTceTable, SPAPR_TCE_TABLE)
863
864 #define TYPE_SPAPR_IOMMU_MEMORY_REGION "spapr-iommu-memory-region"
865 DECLARE_INSTANCE_CHECKER(IOMMUMemoryRegion, SPAPR_IOMMU_MEMORY_REGION,
866 TYPE_SPAPR_IOMMU_MEMORY_REGION)
867
868 struct SpaprTceTable {
869 DeviceState parent;
870 uint32_t liobn;
871 uint32_t nb_table;
872 uint64_t bus_offset;
873 uint32_t page_shift;
874 uint64_t *table;
875 uint32_t mig_nb_table;
876 uint64_t *mig_table;
877 bool bypass;
878 bool need_vfio;
879 bool skipping_replay;
880 bool def_win;
881 int fd;
882 MemoryRegion root;
883 IOMMUMemoryRegion iommu;
884 struct SpaprVioDevice *vdev; /* for @bypass migration compatibility only */
885 QLIST_ENTRY(SpaprTceTable) list;
886 };
887
888 SpaprTceTable *spapr_tce_find_by_liobn(target_ulong liobn);
889
890 struct SpaprEventLogEntry {
891 uint32_t summary;
892 uint32_t extended_length;
893 void *extended_log;
894 QTAILQ_ENTRY(SpaprEventLogEntry) next;
895 };
896
897 void *spapr_build_fdt(SpaprMachineState *spapr, bool reset, size_t space);
898 void spapr_events_init(SpaprMachineState *sm);
899 void spapr_dt_events(SpaprMachineState *sm, void *fdt);
900 void close_htab_fd(SpaprMachineState *spapr);
901 void spapr_setup_hpt(SpaprMachineState *spapr);
902 void spapr_free_hpt(SpaprMachineState *spapr);
903 void spapr_check_mmu_mode(bool guest_radix);
904 SpaprTceTable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn);
905 void spapr_tce_table_enable(SpaprTceTable *tcet,
906 uint32_t page_shift, uint64_t bus_offset,
907 uint32_t nb_table);
908 void spapr_tce_table_disable(SpaprTceTable *tcet);
909 void spapr_tce_set_need_vfio(SpaprTceTable *tcet, bool need_vfio);
910
911 MemoryRegion *spapr_tce_get_iommu(SpaprTceTable *tcet);
912 int spapr_dma_dt(void *fdt, int node_off, const char *propname,
913 uint32_t liobn, uint64_t window, uint32_t size);
914 int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname,
915 SpaprTceTable *tcet);
916 void spapr_pci_switch_vga(SpaprMachineState *spapr, bool big_endian);
917 void spapr_hotplug_req_add_by_index(SpaprDrc *drc);
918 void spapr_hotplug_req_remove_by_index(SpaprDrc *drc);
919 void spapr_hotplug_req_add_by_count(SpaprDrcType drc_type,
920 uint32_t count);
921 void spapr_hotplug_req_remove_by_count(SpaprDrcType drc_type,
922 uint32_t count);
923 void spapr_hotplug_req_add_by_count_indexed(SpaprDrcType drc_type,
924 uint32_t count, uint32_t index);
925 void spapr_hotplug_req_remove_by_count_indexed(SpaprDrcType drc_type,
926 uint32_t count, uint32_t index);
927 int spapr_hpt_shift_for_ramsize(uint64_t ramsize);
928 int spapr_reallocate_hpt(SpaprMachineState *spapr, int shift, Error **errp);
929 void spapr_clear_pending_events(SpaprMachineState *spapr);
930 void spapr_clear_pending_hotplug_events(SpaprMachineState *spapr);
931 void spapr_memory_unplug_rollback(SpaprMachineState *spapr, DeviceState *dev);
932 int spapr_max_server_number(SpaprMachineState *spapr);
933 void spapr_store_hpte(PowerPCCPU *cpu, hwaddr ptex,
934 uint64_t pte0, uint64_t pte1);
935 void spapr_mce_req_event(PowerPCCPU *cpu, bool recovered);
936
937 /* DRC callbacks. */
938 void spapr_core_release(DeviceState *dev);
939 int spapr_core_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
940 void *fdt, int *fdt_start_offset, Error **errp);
941 void spapr_lmb_release(DeviceState *dev);
942 int spapr_lmb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
943 void *fdt, int *fdt_start_offset, Error **errp);
944 void spapr_phb_release(DeviceState *dev);
945 int spapr_phb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
946 void *fdt, int *fdt_start_offset, Error **errp);
947
948 void spapr_rtc_read(SpaprRtcState *rtc, struct tm *tm, uint32_t *ns);
949 int spapr_rtc_import_offset(SpaprRtcState *rtc, int64_t legacy_offset);
950
951 #define TYPE_SPAPR_RNG "spapr-rng"
952
953 #define SPAPR_MEMORY_BLOCK_SIZE ((hwaddr)1 << 28) /* 256MB */
954
955 /*
956 * This defines the maximum number of DIMM slots we can have for sPAPR
957 * guest. This is not defined by sPAPR but we are defining it to 32 slots
958 * based on default number of slots provided by PowerPC kernel.
959 */
960 #define SPAPR_MAX_RAM_SLOTS 32
961
962 /* 1GB alignment for hotplug memory region */
963 #define SPAPR_DEVICE_MEM_ALIGN (1 * GiB)
964
965 /*
966 * Number of 32 bit words in each LMB list entry in ibm,dynamic-memory
967 * property under ibm,dynamic-reconfiguration-memory node.
968 */
969 #define SPAPR_DR_LMB_LIST_ENTRY_SIZE 6
970
971 /*
972 * Defines for flag value in ibm,dynamic-memory property under
973 * ibm,dynamic-reconfiguration-memory node.
974 */
975 #define SPAPR_LMB_FLAGS_ASSIGNED 0x00000008
976 #define SPAPR_LMB_FLAGS_DRC_INVALID 0x00000020
977 #define SPAPR_LMB_FLAGS_RESERVED 0x00000080
978 #define SPAPR_LMB_FLAGS_HOTREMOVABLE 0x00000100
979
980 void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg);
981
982 #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift))
983
984 int spapr_get_vcpu_id(PowerPCCPU *cpu);
985 bool spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, Error **errp);
986 PowerPCCPU *spapr_find_cpu(int vcpu_id);
987
988 int spapr_caps_pre_load(void *opaque);
989 int spapr_caps_pre_save(void *opaque);
990
991 /*
992 * Handling of optional capabilities
993 */
994 extern const VMStateDescription vmstate_spapr_cap_htm;
995 extern const VMStateDescription vmstate_spapr_cap_vsx;
996 extern const VMStateDescription vmstate_spapr_cap_dfp;
997 extern const VMStateDescription vmstate_spapr_cap_cfpc;
998 extern const VMStateDescription vmstate_spapr_cap_sbbc;
999 extern const VMStateDescription vmstate_spapr_cap_ibs;
1000 extern const VMStateDescription vmstate_spapr_cap_hpt_maxpagesize;
1001 extern const VMStateDescription vmstate_spapr_cap_nested_kvm_hv;
1002 extern const VMStateDescription vmstate_spapr_cap_nested_papr;
1003 extern const VMStateDescription vmstate_spapr_cap_large_decr;
1004 extern const VMStateDescription vmstate_spapr_cap_ccf_assist;
1005 extern const VMStateDescription vmstate_spapr_cap_fwnmi;
1006 extern const VMStateDescription vmstate_spapr_cap_rpt_invalidate;
1007 extern const VMStateDescription vmstate_spapr_cap_ail_mode_3;
1008 extern const VMStateDescription vmstate_spapr_wdt;
1009
spapr_get_cap(SpaprMachineState * spapr,int cap)1010 static inline uint8_t spapr_get_cap(SpaprMachineState *spapr, int cap)
1011 {
1012 return spapr->eff.caps[cap];
1013 }
1014
1015 void spapr_caps_init(SpaprMachineState *spapr);
1016 void spapr_caps_apply(SpaprMachineState *spapr);
1017 void spapr_caps_cpu_apply(SpaprMachineState *spapr, PowerPCCPU *cpu);
1018 void spapr_caps_add_properties(SpaprMachineClass *smc);
1019 int spapr_caps_post_migration(SpaprMachineState *spapr);
1020
1021 bool spapr_check_pagesize(SpaprMachineState *spapr, hwaddr pagesize,
1022 Error **errp);
1023 /*
1024 * XIVE definitions
1025 */
1026 #define SPAPR_OV5_XIVE_LEGACY 0x0
1027 #define SPAPR_OV5_XIVE_EXPLOIT 0x40
1028 #define SPAPR_OV5_XIVE_BOTH 0x80 /* Only to advertise on the platform */
1029
1030 void spapr_set_all_lpcrs(target_ulong value, target_ulong mask);
1031 void spapr_init_all_lpcrs(target_ulong value, target_ulong mask);
1032 hwaddr spapr_get_rtas_addr(void);
1033 bool spapr_memory_hot_unplug_supported(SpaprMachineState *spapr);
1034
1035 void spapr_vof_reset(SpaprMachineState *spapr, void *fdt, Error **errp);
1036 void spapr_vof_quiesce(MachineState *ms);
1037 bool spapr_vof_setprop(MachineState *ms, const char *path, const char *propname,
1038 void *val, int vallen);
1039 target_ulong spapr_h_vof_client(PowerPCCPU *cpu, SpaprMachineState *spapr,
1040 target_ulong opcode, target_ulong *args);
1041 target_ulong spapr_vof_client_architecture_support(MachineState *ms,
1042 CPUState *cs,
1043 target_ulong ovec_addr);
1044 void spapr_vof_client_dt_finalize(SpaprMachineState *spapr, void *fdt);
1045
1046 /* H_WATCHDOG */
1047 void spapr_watchdog_init(SpaprMachineState *spapr);
1048 void spapr_register_nested_hv(void);
1049 void spapr_unregister_nested_hv(void);
1050 void spapr_nested_reset(SpaprMachineState *spapr);
1051 void spapr_register_nested_papr(void);
1052 void spapr_unregister_nested_papr(void);
1053
1054 #endif /* HW_SPAPR_H */
1055