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h 1,031 lines 39.2 KB
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1 #ifndef HW_SPAPR_H
2 #define HW_SPAPR_H
3
4 #include "qemu/units.h"
5 #include "system/dma.h"
6 #include "hw/core/boards.h"
7 #include "hw/ppc/spapr_common.h"
8 #include "hw/ppc/spapr_drc.h"
9 #include "hw/mem/pc-dimm.h"
10 #include "hw/ppc/spapr_ovec.h"
11 #include "hw/ppc/spapr_irq.h"
12 #include "qom/object.h"
13 #include "hw/ppc/spapr_xive.h" /* For SpaprXive */
14 #include "hw/ppc/xics.h" /* For ICSState */
15 #include "hw/ppc/spapr_tpm_proxy.h"
16 #include "hw/ppc/spapr_nested.h" /* For SpaprMachineStateNested */
17 #include "hw/ppc/spapr_fadump.h" /* For FadumpMemStruct */
18
19 struct SpaprVioBus;
20 struct SpaprPhbState;
21 struct SpaprNvram;
22
23 typedef struct SpaprEventLogEntry SpaprEventLogEntry;
24 typedef struct SpaprEventSource SpaprEventSource;
25 typedef struct SpaprPendingHpt SpaprPendingHpt;
26
27 typedef struct Vof Vof;
28
29 #define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL
30 #define SPAPR_ENTRY_POINT 0x100
31
32 #define SPAPR_TIMEBASE_FREQ 512000000ULL
33
34 #define TYPE_SPAPR_RTC "spapr-rtc"
35
36 OBJECT_DECLARE_SIMPLE_TYPE(SpaprRtcState, SPAPR_RTC)
37
38 struct SpaprRtcState {
39 /*< private >*/
40 DeviceState parent_obj;
41 int64_t ns_offset;
42 };
43
44 typedef struct SpaprDimmState SpaprDimmState;
45
46 #define TYPE_SPAPR_MACHINE "spapr-machine"
47 OBJECT_DECLARE_TYPE(SpaprMachineState, SpaprMachineClass, SPAPR_MACHINE)
48
49 typedef enum {
50 SPAPR_RESIZE_HPT_DEFAULT = 0,
51 SPAPR_RESIZE_HPT_DISABLED,
52 SPAPR_RESIZE_HPT_ENABLED,
53 SPAPR_RESIZE_HPT_REQUIRED,
54 } SpaprResizeHpt;
55
56 /**
57 * Capabilities
58 */
59
60 /* Hardware Transactional Memory */
61 #define SPAPR_CAP_HTM 0x00
62 /* Vector Scalar Extensions */
63 #define SPAPR_CAP_VSX 0x01
64 /* Decimal Floating Point */
65 #define SPAPR_CAP_DFP 0x02
66 /* Cache Flush on Privilege Change */
67 #define SPAPR_CAP_CFPC 0x03
68 /* Speculation Barrier Bounds Checking */
69 #define SPAPR_CAP_SBBC 0x04
70 /* Indirect Branch Serialisation */
71 #define SPAPR_CAP_IBS 0x05
72 /* HPT Maximum Page Size (encoded as a shift) */
73 #define SPAPR_CAP_HPT_MAXPAGESIZE 0x06
74 /* Nested KVM-HV */
75 #define SPAPR_CAP_NESTED_KVM_HV 0x07
76 /* Large Decrementer */
77 #define SPAPR_CAP_LARGE_DECREMENTER 0x08
78 /* Count Cache Flush Assist HW Instruction */
79 #define SPAPR_CAP_CCF_ASSIST 0x09
80 /* Implements PAPR FWNMI option */
81 #define SPAPR_CAP_FWNMI 0x0A
82 /* Support H_RPT_INVALIDATE */
83 #define SPAPR_CAP_RPT_INVALIDATE 0x0B
84 /* Support for AIL modes */
85 #define SPAPR_CAP_AIL_MODE_3 0x0C
86 /* Nested PAPR */
87 #define SPAPR_CAP_NESTED_PAPR 0x0D
88 /* DAWR1 */
89 #define SPAPR_CAP_DAWR1 0x0E
90 /* Num Caps */
91 #define SPAPR_CAP_NUM (SPAPR_CAP_DAWR1 + 1)
92
93 /*
94 * Capability Values
95 */
96 /* Bool Caps */
97 #define SPAPR_CAP_OFF 0x00
98 #define SPAPR_CAP_ON 0x01
99
100 /* Custom Caps */
101
102 /* Generic */
103 #define SPAPR_CAP_BROKEN 0x00
104 #define SPAPR_CAP_WORKAROUND 0x01
105 #define SPAPR_CAP_FIXED 0x02
106 /* SPAPR_CAP_IBS (cap-ibs) */
107 #define SPAPR_CAP_FIXED_IBS 0x02
108 #define SPAPR_CAP_FIXED_CCD 0x03
109 #define SPAPR_CAP_FIXED_NA 0x10 /* Lets leave a bit of a gap... */
110
111 #define FDT_MAX_SIZE 0x200000
112
113 /* Max number of NUMA nodes */
114 #define NUMA_NODES_MAX_NUM (MAX_NODES)
115
116 /*
117 * NUMA FORM1 macros. FORM1_DIST_REF_POINTS was taken from
118 * MAX_DISTANCE_REF_POINTS in arch/powerpc/mm/numa.h from Linux
119 * kernel source. It represents the amount of associativity domains
120 * for non-CPU resources.
121 *
122 * FORM1_NUMA_ASSOC_SIZE is the base array size of an ibm,associativity
123 * array for any non-CPU resource.
124 */
125 #define FORM1_DIST_REF_POINTS 4
126 #define FORM1_NUMA_ASSOC_SIZE (FORM1_DIST_REF_POINTS + 1)
127
128 /*
129 * FORM2 NUMA affinity has a single associativity domain, giving
130 * us a assoc size of 2.
131 */
132 #define FORM2_DIST_REF_POINTS 1
133 #define FORM2_NUMA_ASSOC_SIZE (FORM2_DIST_REF_POINTS + 1)
134
135 typedef struct SpaprCapabilities SpaprCapabilities;
136 struct SpaprCapabilities {
137 uint8_t caps[SPAPR_CAP_NUM];
138 };
139
140 /**
141 * SpaprMachineClass:
142 */
143 struct SpaprMachineClass {
144 MachineClass parent_class;
145
146 bool pre_5_1_assoc_refpoints;
147 bool pre_5_2_numa_associativity;
148 bool pre_6_2_numa_affinity;
149 SpaprResizeHpt resize_hpt_default;
150 SpaprCapabilities default_caps;
151 SpaprIrq *irq;
152 };
153
154 #define WDT_MAX_WATCHDOGS 4 /* Maximum number of watchdog devices */
155
156 #define TYPE_SPAPR_WDT "spapr-wdt"
157 OBJECT_DECLARE_SIMPLE_TYPE(SpaprWatchdog, SPAPR_WDT)
158
159 typedef struct SpaprWatchdog {
160 /*< private >*/
161 DeviceState parent_obj;
162 /*< public >*/
163
164 QEMUTimer timer;
165 uint8_t action; /* One of PSERIES_WDTF_ACTION_xxx */
166 uint8_t leave_others; /* leaveOtherWatchdogsRunningOnTimeout */
167 } SpaprWatchdog;
168
169 /**
170 * SpaprMachineState:
171 */
172 struct SpaprMachineState {
173 /*< private >*/
174 MachineState parent_obj;
175
176 struct SpaprVioBus *vio_bus;
177 QLIST_HEAD(, SpaprPhbState) phbs;
178 struct SpaprNvram *nvram;
179 SpaprRtcState rtc;
180
181 SpaprResizeHpt resize_hpt;
182 void *htab;
183 uint32_t htab_shift;
184 uint64_t patb_entry; /* Process tbl registered in H_REGISTER_PROC_TBL */
185 SpaprPendingHpt *pending_hpt; /* in-progress resize */
186
187 hwaddr rma_size;
188 uint32_t fdt_size;
189 uint32_t fdt_initial_size;
190 void *fdt_blob;
191 uint8_t fdt_rng_seed[32];
192 uint64_t hashpkey_val;
193 long kernel_size;
194 bool kernel_le;
195 uint64_t kernel_addr;
196 uint32_t initrd_base;
197 long initrd_size;
198 Vof *vof;
199 uint64_t rtc_offset; /* Now used only during incoming migration */
200 struct PPCTimebase tb;
201 bool want_stdout_path;
202 uint32_t vsmt; /* Virtual SMT mode (KVM's "core stride") */
203
204 /* Nested HV support (TCG only) */
205 SpaprMachineStateNested nested;
206
207 Notifier epow_notifier;
208 QTAILQ_HEAD(, SpaprEventLogEntry) pending_events;
209 bool use_hotplug_event_source;
210 SpaprEventSource *event_sources;
211
212 /* ibm,client-architecture-support option negotiation */
213 bool cas_pre_isa3_guest;
214 SpaprOptionVector *ov5; /* QEMU-supported option vectors */
215 SpaprOptionVector *ov5_cas; /* negotiated (via CAS) option vectors */
216 uint32_t max_compat_pvr;
217
218 /* Migration state */
219 int htab_save_index;
220 bool htab_first_pass;
221 int htab_fd;
222
223 /* Pending DIMM unplug cache. It is populated when a LMB
224 * unplug starts. It can be regenerated if a migration
225 * occurs during the unplug process. */
226 QTAILQ_HEAD(, SpaprDimmState) pending_dimm_unplugs;
227
228 /* State related to FWNMI option */
229
230 /* System Reset and Machine Check Notification Routine addresses
231 * registered by "ibm,nmi-register" RTAS call.
232 */
233 target_ulong fwnmi_system_reset_addr;
234 target_ulong fwnmi_machine_check_addr;
235
236 /* Machine Check FWNMI synchronization, fwnmi_machine_check_interlock is
237 * set to -1 if a FWNMI machine check is not in progress, else is set to
238 * the CPU that was delivered the machine check, and is set back to -1
239 * when that CPU makes an "ibm,nmi-interlock" RTAS call. The cond is used
240 * to synchronize other CPUs.
241 */
242 int fwnmi_machine_check_interlock;
243 QemuCond fwnmi_machine_check_interlock_cond;
244
245 /* Set by -boot */
246 char *boot_device;
247
248 /*< public >*/
249 char *kvm_type;
250 char *host_model;
251 char *host_serial;
252
253 int32_t irq_map_nr;
254 unsigned long *irq_map;
255 SpaprIrq *irq;
256 qemu_irq *qirqs;
257 SpaprInterruptController *active_intc;
258 ICSState *ics;
259 SpaprXive *xive;
260
261 bool cmd_line_caps[SPAPR_CAP_NUM];
262 SpaprCapabilities def, eff, mig;
263
264 SpaprTpmProxy *tpm_proxy;
265
266 uint32_t FORM1_assoc_array[NUMA_NODES_MAX_NUM][FORM1_NUMA_ASSOC_SIZE];
267 uint32_t FORM2_assoc_array[NUMA_NODES_MAX_NUM][FORM2_NUMA_ASSOC_SIZE];
268
269 Error *fwnmi_migration_blocker;
270
271 SpaprWatchdog wds[WDT_MAX_WATCHDOGS];
272
273 /* Fadump State */
274 bool fadump_registered;
275 bool fadump_dump_active;
276 FadumpMemStruct registered_fdm;
277 };
278
279 #define H_SUCCESS 0
280 #define H_BUSY 1 /* Hardware busy -- retry later */
281 #define H_CLOSED 2 /* Resource closed */
282 #define H_NOT_AVAILABLE 3
283 #define H_CONSTRAINED 4 /* Resource request constrained to max allowed */
284 #define H_PARTIAL 5
285 #define H_IN_PROGRESS 14 /* Kind of like busy */
286 #define H_PAGE_REGISTERED 15
287 #define H_PARTIAL_STORE 16
288 #define H_PENDING 17 /* returned from H_POLL_PENDING */
289 #define H_CONTINUE 18 /* Returned from H_Join on success */
290 #define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */
291 #define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \
292 is a good time to retry */
293 #define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \
294 is a good time to retry */
295 #define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \
296 is a good time to retry */
297 #define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \
298 is a good time to retry */
299 #define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \
300 is a good time to retry */
301 #define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \
302 is a good time to retry */
303 #define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */
304 #define H_HARDWARE -1 /* Hardware error */
305 #define H_FUNCTION -2 /* Function not supported */
306 #define H_PRIVILEGE -3 /* Caller not privileged */
307 #define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */
308 #define H_BAD_MODE -5 /* Illegal msr value */
309 #define H_PTEG_FULL -6 /* PTEG is full */
310 #define H_NOT_FOUND -7 /* PTE was not found" */
311 #define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
312 #define H_NO_MEM -9
313 #define H_AUTHORITY -10
314 #define H_PERMISSION -11
315 #define H_DROPPED -12
316 #define H_SOURCE_PARM -13
317 #define H_DEST_PARM -14
318 #define H_REMOTE_PARM -15
319 #define H_RESOURCE -16
320 #define H_ADAPTER_PARM -17
321 #define H_RH_PARM -18
322 #define H_RCQ_PARM -19
323 #define H_SCQ_PARM -20
324 #define H_EQ_PARM -21
325 #define H_RT_PARM -22
326 #define H_ST_PARM -23
327 #define H_SIGT_PARM -24
328 #define H_TOKEN_PARM -25
329 #define H_MLENGTH_PARM -27
330 #define H_MEM_PARM -28
331 #define H_MEM_ACCESS_PARM -29
332 #define H_ATTR_PARM -30
333 #define H_PORT_PARM -31
334 #define H_MCG_PARM -32
335 #define H_VL_PARM -33
336 #define H_TSIZE_PARM -34
337 #define H_TRACE_PARM -35
338
339 #define H_MASK_PARM -37
340 #define H_MCG_FULL -38
341 #define H_ALIAS_EXIST -39
342 #define H_P_COUNTER -40
343 #define H_TABLE_FULL -41
344 #define H_ALT_TABLE -42
345 #define H_MR_CONDITION -43
346 #define H_NOT_ENOUGH_RESOURCES -44
347 #define H_R_STATE -45
348 #define H_RESCINDEND -46
349 #define H_P2 -55
350 #define H_P3 -56
351 #define H_P4 -57
352 #define H_P5 -58
353 #define H_P6 -59
354 #define H_P7 -60
355 #define H_P8 -61
356 #define H_P9 -62
357 #define H_NOOP -63
358 #define H_UNSUPPORTED -67
359 #define H_OVERLAP -68
360 #define H_STATE -75
361 #define H_IN_USE -77
362 #define H_INVALID_ELEMENT_VALUE -81
363 #define H_UNSUPPORTED_FLAG -256
364 #define H_MULTI_THREADS_ACTIVE -9005
365
366
367 /* Long Busy is a condition that can be returned by the firmware
368 * when a call cannot be completed now, but the identical call
369 * should be retried later. This prevents calls blocking in the
370 * firmware for long periods of time. Annoyingly the firmware can return
371 * a range of return codes, hinting at how long we should wait before
372 * retrying. If you don't care for the hint, the macro below is a good
373 * way to check for the long_busy return codes
374 */
375 #define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \
376 && (x <= H_LONG_BUSY_END_RANGE))
377
378 /* Flags */
379 #define H_LARGE_PAGE (1ULL<<(63-16))
380 #define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
381 #define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
382 #define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */
383 #define H_PAGE_STATE_CHANGE (1ULL<<(63-28))
384 #define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30)))
385 #define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED)
386 #define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31)))
387 #define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE
388 #define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */
389 #define H_ANDCOND (1ULL<<(63-33))
390 #define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
391 #define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
392 #define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
393 #define H_COPY_PAGE (1ULL<<(63-49))
394 #define H_N (1ULL<<(63-61))
395 #define H_PP1 (1ULL<<(63-62))
396 #define H_PP2 (1ULL<<(63-63))
397
398 /* Values for 2nd argument to H_SET_MODE */
399 #define H_SET_MODE_RESOURCE_SET_CIABR 1
400 #define H_SET_MODE_RESOURCE_SET_DAWR0 2
401 #define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3
402 #define H_SET_MODE_RESOURCE_LE 4
403 #define H_SET_MODE_RESOURCE_SET_DAWR1 5
404
405 /* Flags for H_SET_MODE_RESOURCE_LE */
406 #define H_SET_MODE_ENDIAN_BIG 0
407 #define H_SET_MODE_ENDIAN_LITTLE 1
408
409 /* VASI States */
410 #define H_VASI_INVALID 0
411 #define H_VASI_ENABLED 1
412 #define H_VASI_ABORTED 2
413 #define H_VASI_SUSPENDING 3
414 #define H_VASI_SUSPENDED 4
415 #define H_VASI_RESUMED 5
416 #define H_VASI_COMPLETED 6
417
418 /* DABRX flags */
419 #define H_DABRX_HYPERVISOR (1ULL<<(63-61))
420 #define H_DABRX_KERNEL (1ULL<<(63-62))
421 #define H_DABRX_USER (1ULL<<(63-63))
422
423 /* Values for KVM_PPC_GET_CPU_CHAR & H_GET_CPU_CHARACTERISTICS */
424 #define H_CPU_CHAR_SPEC_BAR_ORI31 PPC_BIT(0)
425 #define H_CPU_CHAR_BCCTRL_SERIALISED PPC_BIT(1)
426 #define H_CPU_CHAR_L1D_FLUSH_ORI30 PPC_BIT(2)
427 #define H_CPU_CHAR_L1D_FLUSH_TRIG2 PPC_BIT(3)
428 #define H_CPU_CHAR_L1D_THREAD_PRIV PPC_BIT(4)
429 #define H_CPU_CHAR_HON_BRANCH_HINTS PPC_BIT(5)
430 #define H_CPU_CHAR_THR_RECONF_TRIG PPC_BIT(6)
431 #define H_CPU_CHAR_CACHE_COUNT_DIS PPC_BIT(7)
432 #define H_CPU_CHAR_BCCTR_FLUSH_ASSIST PPC_BIT(9)
433
434 #define H_CPU_BEHAV_FAVOUR_SECURITY PPC_BIT(0)
435 #define H_CPU_BEHAV_L1D_FLUSH_PR PPC_BIT(1)
436 #define H_CPU_BEHAV_BNDS_CHK_SPEC_BAR PPC_BIT(2)
437 #define H_CPU_BEHAV_FLUSH_COUNT_CACHE PPC_BIT(5)
438 #define H_CPU_BEHAV_NO_L1D_FLUSH_ENTRY PPC_BIT(7)
439 #define H_CPU_BEHAV_NO_L1D_FLUSH_UACCESS PPC_BIT(8)
440
441 /* Each control block has to be on a 4K boundary */
442 #define H_CB_ALIGNMENT 4096
443
444 /* pSeries hypervisor opcodes */
445 #define H_REMOVE 0x04
446 #define H_ENTER 0x08
447 #define H_READ 0x0c
448 #define H_CLEAR_MOD 0x10
449 #define H_CLEAR_REF 0x14
450 #define H_PROTECT 0x18
451 #define H_GET_TCE 0x1c
452 #define H_PUT_TCE 0x20
453 #define H_SET_SPRG0 0x24
454 #define H_SET_DABR 0x28
455 #define H_PAGE_INIT 0x2c
456 #define H_SET_ASR 0x30
457 #define H_ASR_ON 0x34
458 #define H_ASR_OFF 0x38
459 #define H_LOGICAL_CI_LOAD 0x3c
460 #define H_LOGICAL_CI_STORE 0x40
461 #define H_LOGICAL_CACHE_LOAD 0x44
462 #define H_LOGICAL_CACHE_STORE 0x48
463 #define H_LOGICAL_ICBI 0x4c
464 #define H_LOGICAL_DCBF 0x50
465 #define H_GET_TERM_CHAR 0x54
466 #define H_PUT_TERM_CHAR 0x58
467 #define H_REAL_TO_LOGICAL 0x5c
468 #define H_HYPERVISOR_DATA 0x60
469 #define H_EOI 0x64
470 #define H_CPPR 0x68
471 #define H_IPI 0x6c
472 #define H_IPOLL 0x70
473 #define H_XIRR 0x74
474 #define H_PERFMON 0x7c
475 #define H_MIGRATE_DMA 0x78
476 #define H_REGISTER_VPA 0xDC
477 #define H_CEDE 0xE0
478 #define H_CONFER 0xE4
479 #define H_PROD 0xE8
480 #define H_GET_PPP 0xEC
481 #define H_SET_PPP 0xF0
482 #define H_PURR 0xF4
483 #define H_PIC 0xF8
484 #define H_REG_CRQ 0xFC
485 #define H_FREE_CRQ 0x100
486 #define H_VIO_SIGNAL 0x104
487 #define H_SEND_CRQ 0x108
488 #define H_COPY_RDMA 0x110
489 #define H_REGISTER_LOGICAL_LAN 0x114
490 #define H_FREE_LOGICAL_LAN 0x118
491 #define H_ADD_LOGICAL_LAN_BUFFER 0x11C
492 #define H_SEND_LOGICAL_LAN 0x120
493 #define H_BULK_REMOVE 0x124
494 #define H_MULTICAST_CTRL 0x130
495 #define H_SET_XDABR 0x134
496 #define H_STUFF_TCE 0x138
497 #define H_PUT_TCE_INDIRECT 0x13C
498 #define H_CHANGE_LOGICAL_LAN_MAC 0x14C
499 #define H_VTERM_PARTNER_INFO 0x150
500 #define H_REGISTER_VTERM 0x154
501 #define H_FREE_VTERM 0x158
502 #define H_RESET_EVENTS 0x15C
503 #define H_ALLOC_RESOURCE 0x160
504 #define H_FREE_RESOURCE 0x164
505 #define H_MODIFY_QP 0x168
506 #define H_QUERY_QP 0x16C
507 #define H_REREGISTER_PMR 0x170
508 #define H_REGISTER_SMR 0x174
509 #define H_QUERY_MR 0x178
510 #define H_QUERY_MW 0x17C
511 #define H_QUERY_HCA 0x180
512 #define H_QUERY_PORT 0x184
513 #define H_MODIFY_PORT 0x188
514 #define H_DEFINE_AQP1 0x18C
515 #define H_GET_TRACE_BUFFER 0x190
516 #define H_DEFINE_AQP0 0x194
517 #define H_RESIZE_MR 0x198
518 #define H_ATTACH_MCQP 0x19C
519 #define H_DETACH_MCQP 0x1A0
520 #define H_CREATE_RPT 0x1A4
521 #define H_REMOVE_RPT 0x1A8
522 #define H_REGISTER_RPAGES 0x1AC
523 #define H_DISABLE_AND_GETC 0x1B0
524 #define H_ERROR_DATA 0x1B4
525 #define H_GET_HCA_INFO 0x1B8
526 #define H_GET_PERF_COUNT 0x1BC
527 #define H_MANAGE_TRACE 0x1C0
528 #define H_GET_CPU_CHARACTERISTICS 0x1C8
529 #define H_FREE_LOGICAL_LAN_BUFFER 0x1D4
530 #define H_QUERY_INT_STATE 0x1E4
531 #define H_POLL_PENDING 0x1D8
532 #define H_ILLAN_ATTRIBUTES 0x244
533 #define H_MODIFY_HEA_QP 0x250
534 #define H_QUERY_HEA_QP 0x254
535 #define H_QUERY_HEA 0x258
536 #define H_QUERY_HEA_PORT 0x25C
537 #define H_MODIFY_HEA_PORT 0x260
538 #define H_REG_BCMC 0x264
539 #define H_DEREG_BCMC 0x268
540 #define H_REGISTER_HEA_RPAGES 0x26C
541 #define H_DISABLE_AND_GET_HEA 0x270
542 #define H_GET_HEA_INFO 0x274
543 #define H_ALLOC_HEA_RESOURCE 0x278
544 #define H_ADD_CONN 0x284
545 #define H_DEL_CONN 0x288
546 #define H_JOIN 0x298
547 #define H_VASI_STATE 0x2A4
548 #define H_ENABLE_CRQ 0x2B0
549 #define H_GET_EM_PARMS 0x2B8
550 #define H_SET_MPP 0x2D0
551 #define H_GET_MPP 0x2D4
552 #define H_HOME_NODE_ASSOCIATIVITY 0x2EC
553 #define H_XIRR_X 0x2FC
554 #define H_RANDOM 0x300
555 #define H_SET_MODE 0x31C
556 #define H_RESIZE_HPT_PREPARE 0x36C
557 #define H_RESIZE_HPT_COMMIT 0x370
558 #define H_CLEAN_SLB 0x374
559 #define H_INVALIDATE_PID 0x378
560 #define H_REGISTER_PROC_TBL 0x37C
561 #define H_SIGNAL_SYS_RESET 0x380
562
563 #define H_INT_GET_SOURCE_INFO 0x3A8
564 #define H_INT_SET_SOURCE_CONFIG 0x3AC
565 #define H_INT_GET_SOURCE_CONFIG 0x3B0
566 #define H_INT_GET_QUEUE_INFO 0x3B4
567 #define H_INT_SET_QUEUE_CONFIG 0x3B8
568 #define H_INT_GET_QUEUE_CONFIG 0x3BC
569 #define H_INT_SET_OS_REPORTING_LINE 0x3C0
570 #define H_INT_GET_OS_REPORTING_LINE 0x3C4
571 #define H_INT_ESB 0x3C8
572 #define H_INT_SYNC 0x3CC
573 #define H_INT_RESET 0x3D0
574 #define H_SCM_READ_METADATA 0x3E4
575 #define H_SCM_WRITE_METADATA 0x3E8
576 #define H_SCM_BIND_MEM 0x3EC
577 #define H_SCM_UNBIND_MEM 0x3F0
578 #define H_SCM_UNBIND_ALL 0x3FC
579 #define H_SCM_HEALTH 0x400
580 #define H_RPT_INVALIDATE 0x448
581 #define H_SCM_FLUSH 0x44C
582 #define H_WATCHDOG 0x45C
583 #define H_GUEST_GET_CAPABILITIES 0x460
584 #define H_GUEST_SET_CAPABILITIES 0x464
585 #define H_GUEST_CREATE 0x470
586 #define H_GUEST_CREATE_VCPU 0x474
587 #define H_GUEST_GET_STATE 0x478
588 #define H_GUEST_SET_STATE 0x47C
589 #define H_GUEST_RUN_VCPU 0x480
590 #define H_GUEST_DELETE 0x488
591
592 #define MAX_HCALL_OPCODE H_GUEST_DELETE
593
594 /* The hcalls above are standardized in PAPR and implemented by pHyp
595 * as well.
596 *
597 * We also need some hcalls which are specific to qemu / KVM-on-POWER.
598 * We put those into the 0xf000-0xfffc range which is reserved by PAPR
599 * for "platform-specific" hcalls.
600 */
601 #define KVMPPC_HCALL_BASE 0xf000
602 #define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0)
603 #define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1)
604 /* Client Architecture support */
605 #define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2)
606 #define KVMPPC_H_UPDATE_DT (KVMPPC_HCALL_BASE + 0x3)
607 /* 0x4 was used for KVMPPC_H_UPDATE_PHANDLE in SLOF */
608 #define KVMPPC_H_VOF_CLIENT (KVMPPC_HCALL_BASE + 0x5)
609
610 /* Platform-specific hcalls used for nested HV KVM */
611 #define KVMPPC_H_SET_PARTITION_TABLE (KVMPPC_HCALL_BASE + 0x800)
612 #define KVMPPC_H_ENTER_NESTED (KVMPPC_HCALL_BASE + 0x804)
613 #define KVMPPC_H_TLB_INVALIDATE (KVMPPC_HCALL_BASE + 0x808)
614 #define KVMPPC_H_COPY_TOFROM_GUEST (KVMPPC_HCALL_BASE + 0x80C)
615
616 #define KVMPPC_HCALL_MAX KVMPPC_H_COPY_TOFROM_GUEST
617
618 /*
619 * The hcall range 0xEF00 to 0xEF80 is reserved for use in facilitating
620 * Secure VM mode via an Ultravisor / Protected Execution Facility
621 */
622 #define SVM_HCALL_BASE 0xEF00
623 #define SVM_H_TPM_COMM 0xEF10
624 #define SVM_HCALL_MAX SVM_H_TPM_COMM
625
626 typedef struct SpaprDeviceTreeUpdateHeader {
627 uint32_t version_id;
628 } SpaprDeviceTreeUpdateHeader;
629
630 #define hcall_dprintf(fmt, ...) \
631 do { \
632 qemu_log_mask(LOG_GUEST_ERROR, "%s: " fmt, __func__, ## __VA_ARGS__); \
633 } while (0)
634
635 typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, SpaprMachineState *sm,
636 target_ulong opcode,
637 target_ulong *args);
638
639 void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn);
640 void spapr_unregister_hypercall(target_ulong opcode);
641 target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode,
642 target_ulong *args);
643
644 target_ulong vhyp_mmu_resize_hpt_prepare(PowerPCCPU *cpu,
645 SpaprMachineState *spapr,
646 target_ulong shift);
647 target_ulong vhyp_mmu_resize_hpt_commit(PowerPCCPU *cpu,
648 SpaprMachineState *spapr,
649 target_ulong flags,
650 target_ulong shift);
651 bool is_ram_address(SpaprMachineState *spapr, hwaddr addr);
652 void push_sregs_to_kvm_pr(SpaprMachineState *spapr);
653
654 /* Virtual Processor Area structure constants */
655 #define VPA_MIN_SIZE 640
656 #define VPA_SIZE_OFFSET 0x4
657 #define VPA_SHARED_PROC_OFFSET 0x9
658 #define VPA_SHARED_PROC_VAL 0x2
659 #define VPA_DISPATCH_COUNTER 0x100
660
661 /* ibm,set-eeh-option */
662 #define RTAS_EEH_DISABLE 0
663 #define RTAS_EEH_ENABLE 1
664 #define RTAS_EEH_THAW_IO 2
665 #define RTAS_EEH_THAW_DMA 3
666
667 /* ibm,get-config-addr-info2 */
668 #define RTAS_GET_PE_ADDR 0
669 #define RTAS_GET_PE_MODE 1
670 #define RTAS_PE_MODE_NONE 0
671 #define RTAS_PE_MODE_NOT_SHARED 1
672 #define RTAS_PE_MODE_SHARED 2
673
674 /* ibm,read-slot-reset-state2 */
675 #define RTAS_EEH_PE_STATE_NORMAL 0
676 #define RTAS_EEH_PE_STATE_RESET 1
677 #define RTAS_EEH_PE_STATE_STOPPED_IO_DMA 2
678 #define RTAS_EEH_PE_STATE_STOPPED_DMA 4
679 #define RTAS_EEH_PE_STATE_UNAVAIL 5
680 #define RTAS_EEH_NOT_SUPPORT 0
681 #define RTAS_EEH_SUPPORT 1
682 #define RTAS_EEH_PE_UNAVAIL_INFO 1000
683 #define RTAS_EEH_PE_RECOVER_INFO 0
684
685 /* ibm,set-slot-reset */
686 #define RTAS_SLOT_RESET_DEACTIVATE 0
687 #define RTAS_SLOT_RESET_HOT 1
688 #define RTAS_SLOT_RESET_FUNDAMENTAL 3
689
690 /* ibm,slot-error-detail */
691 #define RTAS_SLOT_TEMP_ERR_LOG 1
692 #define RTAS_SLOT_PERM_ERR_LOG 2
693
694 /* RTAS return codes */
695 #define RTAS_OUT_SUCCESS 0
696 #define RTAS_OUT_NO_ERRORS_FOUND 1
697 #define RTAS_OUT_HW_ERROR -1
698 #define RTAS_OUT_BUSY -2
699 #define RTAS_OUT_PARAM_ERROR -3
700 #define RTAS_OUT_NOT_SUPPORTED -3
701 #define RTAS_OUT_NO_SUCH_INDICATOR -3
702 #define RTAS_OUT_DUMP_ALREADY_REGISTERED -9
703 #define RTAS_OUT_DUMP_ACTIVE -10
704 #define RTAS_OUT_NOT_AUTHORIZED -9002
705 #define RTAS_OUT_SYSPARM_PARAM_ERROR -9999
706
707 /* DDW pagesize mask values from ibm,query-pe-dma-window */
708 #define RTAS_DDW_PGSIZE_4K 0x01
709 #define RTAS_DDW_PGSIZE_64K 0x02
710 #define RTAS_DDW_PGSIZE_16M 0x04
711 #define RTAS_DDW_PGSIZE_32M 0x08
712 #define RTAS_DDW_PGSIZE_64M 0x10
713 #define RTAS_DDW_PGSIZE_128M 0x20
714 #define RTAS_DDW_PGSIZE_256M 0x40
715 #define RTAS_DDW_PGSIZE_16G 0x80
716 #define RTAS_DDW_PGSIZE_2M 0x100
717
718 /* RTAS tokens */
719 #define RTAS_TOKEN_BASE 0x2000
720
721 #define RTAS_DISPLAY_CHARACTER (RTAS_TOKEN_BASE + 0x00)
722 #define RTAS_GET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x01)
723 #define RTAS_SET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x02)
724 #define RTAS_POWER_OFF (RTAS_TOKEN_BASE + 0x03)
725 #define RTAS_SYSTEM_REBOOT (RTAS_TOKEN_BASE + 0x04)
726 #define RTAS_QUERY_CPU_STOPPED_STATE (RTAS_TOKEN_BASE + 0x05)
727 #define RTAS_START_CPU (RTAS_TOKEN_BASE + 0x06)
728 #define RTAS_STOP_SELF (RTAS_TOKEN_BASE + 0x07)
729 #define RTAS_IBM_GET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x08)
730 #define RTAS_IBM_SET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x09)
731 #define RTAS_IBM_SET_XIVE (RTAS_TOKEN_BASE + 0x0A)
732 #define RTAS_IBM_GET_XIVE (RTAS_TOKEN_BASE + 0x0B)
733 #define RTAS_IBM_INT_OFF (RTAS_TOKEN_BASE + 0x0C)
734 #define RTAS_IBM_INT_ON (RTAS_TOKEN_BASE + 0x0D)
735 #define RTAS_CHECK_EXCEPTION (RTAS_TOKEN_BASE + 0x0E)
736 #define RTAS_EVENT_SCAN (RTAS_TOKEN_BASE + 0x0F)
737 #define RTAS_IBM_SET_TCE_BYPASS (RTAS_TOKEN_BASE + 0x10)
738 #define RTAS_QUIESCE (RTAS_TOKEN_BASE + 0x11)
739 #define RTAS_NVRAM_FETCH (RTAS_TOKEN_BASE + 0x12)
740 #define RTAS_NVRAM_STORE (RTAS_TOKEN_BASE + 0x13)
741 #define RTAS_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x14)
742 #define RTAS_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x15)
743 #define RTAS_IBM_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x16)
744 #define RTAS_IBM_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x17)
745 #define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER (RTAS_TOKEN_BASE + 0x18)
746 #define RTAS_IBM_CHANGE_MSI (RTAS_TOKEN_BASE + 0x19)
747 #define RTAS_SET_INDICATOR (RTAS_TOKEN_BASE + 0x1A)
748 #define RTAS_SET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1B)
749 #define RTAS_GET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1C)
750 #define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D)
751 #define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E)
752 #define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F)
753 #define RTAS_IBM_SET_EEH_OPTION (RTAS_TOKEN_BASE + 0x20)
754 #define RTAS_IBM_GET_CONFIG_ADDR_INFO2 (RTAS_TOKEN_BASE + 0x21)
755 #define RTAS_IBM_READ_SLOT_RESET_STATE2 (RTAS_TOKEN_BASE + 0x22)
756 #define RTAS_IBM_SET_SLOT_RESET (RTAS_TOKEN_BASE + 0x23)
757 #define RTAS_IBM_CONFIGURE_PE (RTAS_TOKEN_BASE + 0x24)
758 #define RTAS_IBM_SLOT_ERROR_DETAIL (RTAS_TOKEN_BASE + 0x25)
759 #define RTAS_IBM_QUERY_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x26)
760 #define RTAS_IBM_CREATE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x27)
761 #define RTAS_IBM_REMOVE_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x28)
762 #define RTAS_IBM_RESET_PE_DMA_WINDOW (RTAS_TOKEN_BASE + 0x29)
763 #define RTAS_IBM_SUSPEND_ME (RTAS_TOKEN_BASE + 0x2A)
764 #define RTAS_IBM_NMI_REGISTER (RTAS_TOKEN_BASE + 0x2B)
765 #define RTAS_IBM_NMI_INTERLOCK (RTAS_TOKEN_BASE + 0x2C)
766 #define RTAS_CONFIGURE_KERNEL_DUMP (RTAS_TOKEN_BASE + 0x2D)
767
768 #define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x2E)
769
770 /* RTAS ibm,get-system-parameter token values */
771 #define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20
772 #define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42
773 #define RTAS_SYSPARM_UUID 48
774
775 /* RTAS indicator/sensor types
776 *
777 * as defined by PAPR+ 2.7 7.3.5.4, Table 41
778 *
779 * NOTE: currently only DR-related sensors are implemented here
780 */
781 #define RTAS_SENSOR_TYPE_ISOLATION_STATE 9001
782 #define RTAS_SENSOR_TYPE_DR 9002
783 #define RTAS_SENSOR_TYPE_ALLOCATION_STATE 9003
784 #define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE
785
786 /* Possible values for the platform-processor-diagnostics-run-mode parameter
787 * of the RTAS ibm,get-system-parameter call.
788 */
789 #define DIAGNOSTICS_RUN_MODE_DISABLED 0
790 #define DIAGNOSTICS_RUN_MODE_STAGGERED 1
791 #define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2
792 #define DIAGNOSTICS_RUN_MODE_PERIODIC 3
793
794 static inline uint64_t ppc64_phys_to_real(uint64_t addr)
795 {
796 return addr & ~0xF000000000000000ULL;
797 }
798
799 uint32_t rtas_ld(target_ulong phys, int n);
800 uint64_t rtas_ldq(target_ulong phys, int n);
801 void rtas_st(target_ulong phys, int n, uint32_t val);
802
803 typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, SpaprMachineState *sm,
804 uint32_t token,
805 uint32_t nargs, target_ulong args,
806 uint32_t nret, target_ulong rets);
807 void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn);
808 target_ulong spapr_rtas_call(PowerPCCPU *cpu, SpaprMachineState *sm,
809 uint32_t token, uint32_t nargs, target_ulong args,
810 uint32_t nret, target_ulong rets);
811 void spapr_dt_rtas_tokens(void *fdt, int rtas);
812 void spapr_load_rtas(SpaprMachineState *spapr, void *fdt, hwaddr addr);
813
814 #define SPAPR_TCE_PAGE_SHIFT 12
815 #define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT)
816 #define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1)
817
818 #define SPAPR_VIO_BASE_LIOBN 0x00000000
819 #define SPAPR_VIO_LIOBN(reg) (0x00000000 | (reg))
820 #define SPAPR_PCI_LIOBN(phb_index, window_num) \
821 (0x80000000 | ((phb_index) << 8) | (window_num))
822 #define SPAPR_IS_PCI_LIOBN(liobn) (!!((liobn) & 0x80000000))
823 #define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff)
824
825 #define RTAS_MIN_SIZE 20 /* hv_rtas_size in SLOF */
826 #define RTAS_ERROR_LOG_MAX 2048
827
828 /* Offset from rtas-base where error log is placed */
829 #define RTAS_ERROR_LOG_OFFSET 0x30
830
831 #define RTAS_EVENT_SCAN_RATE 1
832
833 /* This helper should be used to encode interrupt specifiers when the related
834 * "interrupt-controller" node has its "#interrupt-cells" property set to 2 (ie,
835 * VIO devices, RTAS event sources and PHBs).
836 */
837 static inline void spapr_dt_irq(uint32_t *intspec, int irq, bool is_lsi)
838 {
839 intspec[0] = cpu_to_be32(irq);
840 intspec[1] = is_lsi ? cpu_to_be32(1) : 0;
841 }
842
843
844 #define TYPE_SPAPR_TCE_TABLE "spapr-tce-table"
845 OBJECT_DECLARE_SIMPLE_TYPE(SpaprTceTable, SPAPR_TCE_TABLE)
846
847 #define TYPE_SPAPR_IOMMU_MEMORY_REGION "spapr-iommu-memory-region"
848 DECLARE_INSTANCE_CHECKER(IOMMUMemoryRegion, SPAPR_IOMMU_MEMORY_REGION,
849 TYPE_SPAPR_IOMMU_MEMORY_REGION)
850
851 struct SpaprTceTable {
852 DeviceState parent;
853 uint32_t liobn;
854 uint32_t nb_table;
855 uint64_t bus_offset;
856 uint32_t page_shift;
857 uint64_t *table;
858 uint32_t mig_nb_table;
859 uint64_t *mig_table;
860 bool bypass;
861 bool need_vfio;
862 bool skipping_replay;
863 bool def_win;
864 int fd;
865 MemoryRegion root;
866 IOMMUMemoryRegion iommu;
867 struct SpaprVioDevice *vdev; /* for @bypass migration compatibility only */
868 QLIST_ENTRY(SpaprTceTable) list;
869 };
870
871 SpaprTceTable *spapr_tce_find_by_liobn(target_ulong liobn);
872
873 struct SpaprEventLogEntry {
874 uint32_t summary;
875 uint32_t extended_length;
876 void *extended_log;
877 QTAILQ_ENTRY(SpaprEventLogEntry) next;
878 };
879
880 void *spapr_build_fdt(SpaprMachineState *spapr, bool reset, size_t space);
881 void spapr_events_init(SpaprMachineState *sm);
882 void spapr_dt_events(SpaprMachineState *sm, void *fdt);
883 void close_htab_fd(SpaprMachineState *spapr);
884 void spapr_setup_hpt(SpaprMachineState *spapr);
885 void spapr_free_hpt(SpaprMachineState *spapr);
886 void spapr_check_mmu_mode(bool guest_radix);
887 SpaprTceTable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn);
888 void spapr_tce_table_enable(SpaprTceTable *tcet,
889 uint32_t page_shift, uint64_t bus_offset,
890 uint32_t nb_table);
891 void spapr_tce_table_disable(SpaprTceTable *tcet);
892 void spapr_tce_set_need_vfio(SpaprTceTable *tcet, bool need_vfio);
893
894 MemoryRegion *spapr_tce_get_iommu(SpaprTceTable *tcet);
895 int spapr_dma_dt(void *fdt, int node_off, const char *propname,
896 uint32_t liobn, uint64_t window, uint32_t size);
897 int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname,
898 SpaprTceTable *tcet);
899 void spapr_pci_switch_vga(SpaprMachineState *spapr, bool big_endian);
900 void spapr_hotplug_req_add_by_index(SpaprDrc *drc);
901 void spapr_hotplug_req_remove_by_index(SpaprDrc *drc);
902 void spapr_hotplug_req_add_by_count(SpaprDrcType drc_type,
903 uint32_t count);
904 void spapr_hotplug_req_remove_by_count(SpaprDrcType drc_type,
905 uint32_t count);
906 void spapr_hotplug_req_add_by_count_indexed(SpaprDrcType drc_type,
907 uint32_t count, uint32_t index);
908 void spapr_hotplug_req_remove_by_count_indexed(SpaprDrcType drc_type,
909 uint32_t count, uint32_t index);
910 int spapr_hpt_shift_for_ramsize(uint64_t ramsize);
911 int spapr_reallocate_hpt(SpaprMachineState *spapr, int shift, Error **errp);
912 void spapr_clear_pending_events(SpaprMachineState *spapr);
913 void spapr_clear_pending_hotplug_events(SpaprMachineState *spapr);
914 void spapr_memory_unplug_rollback(SpaprMachineState *spapr, DeviceState *dev);
915 int spapr_max_server_number(SpaprMachineState *spapr);
916 void spapr_store_hpte(PowerPCCPU *cpu, hwaddr ptex,
917 uint64_t pte0, uint64_t pte1);
918 void spapr_mce_req_event(PowerPCCPU *cpu, bool recovered);
919
920 /* DRC callbacks. */
921 void spapr_core_release(DeviceState *dev);
922 int spapr_core_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
923 void *fdt, int *fdt_start_offset, Error **errp);
924 void spapr_lmb_release(DeviceState *dev);
925 int spapr_lmb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
926 void *fdt, int *fdt_start_offset, Error **errp);
927 void spapr_phb_release(DeviceState *dev);
928 int spapr_phb_dt_populate(SpaprDrc *drc, SpaprMachineState *spapr,
929 void *fdt, int *fdt_start_offset, Error **errp);
930
931 void spapr_rtc_read(SpaprRtcState *rtc, struct tm *tm, uint32_t *ns);
932 int spapr_rtc_import_offset(SpaprRtcState *rtc, int64_t legacy_offset);
933
934 #define TYPE_SPAPR_RNG "spapr-rng"
935
936 #define SPAPR_MEMORY_BLOCK_SIZE ((hwaddr)1 << 28) /* 256MB */
937
938 /* 1GB alignment for hotplug memory region */
939 #define SPAPR_DEVICE_MEM_ALIGN (1 * GiB)
940
941 /*
942 * Number of 32 bit words in each LMB list entry in ibm,dynamic-memory
943 * property under ibm,dynamic-reconfiguration-memory node.
944 */
945 #define SPAPR_DR_LMB_LIST_ENTRY_SIZE 6
946
947 /*
948 * Defines for flag value in ibm,dynamic-memory property under
949 * ibm,dynamic-reconfiguration-memory node.
950 */
951 #define SPAPR_LMB_FLAGS_ASSIGNED 0x00000008
952 #define SPAPR_LMB_FLAGS_DRC_INVALID 0x00000020
953 #define SPAPR_LMB_FLAGS_RESERVED 0x00000080
954 #define SPAPR_LMB_FLAGS_HOTREMOVABLE 0x00000100
955
956 void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg);
957
958 #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift))
959
960 int spapr_get_vcpu_id(PowerPCCPU *cpu);
961 bool spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, Error **errp);
962 PowerPCCPU *spapr_find_cpu(int vcpu_id);
963
964 int spapr_caps_pre_load(void *opaque);
965 int spapr_caps_pre_save(void *opaque);
966
967 /*
968 * Handling of optional capabilities
969 */
970 extern const VMStateDescription vmstate_spapr_cap_htm;
971 extern const VMStateDescription vmstate_spapr_cap_vsx;
972 extern const VMStateDescription vmstate_spapr_cap_dfp;
973 extern const VMStateDescription vmstate_spapr_cap_cfpc;
974 extern const VMStateDescription vmstate_spapr_cap_sbbc;
975 extern const VMStateDescription vmstate_spapr_cap_ibs;
976 extern const VMStateDescription vmstate_spapr_cap_hpt_maxpagesize;
977 extern const VMStateDescription vmstate_spapr_cap_nested_kvm_hv;
978 extern const VMStateDescription vmstate_spapr_cap_nested_papr;
979 extern const VMStateDescription vmstate_spapr_cap_large_decr;
980 extern const VMStateDescription vmstate_spapr_cap_ccf_assist;
981 extern const VMStateDescription vmstate_spapr_cap_fwnmi;
982 extern const VMStateDescription vmstate_spapr_cap_rpt_invalidate;
983 extern const VMStateDescription vmstate_spapr_cap_ail_mode_3;
984 extern const VMStateDescription vmstate_spapr_wdt;
985 extern const VMStateDescription vmstate_spapr_cap_dawr1;
986
987 static inline uint8_t spapr_get_cap(SpaprMachineState *spapr, int cap)
988 {
989 return spapr->eff.caps[cap];
990 }
991
992 void spapr_caps_init(SpaprMachineState *spapr);
993 void spapr_caps_apply(SpaprMachineState *spapr);
994 void spapr_caps_cpu_apply(SpaprMachineState *spapr, PowerPCCPU *cpu);
995 void spapr_caps_add_properties(SpaprMachineClass *smc);
996 int spapr_caps_post_migration(SpaprMachineState *spapr);
997
998 bool spapr_check_pagesize(SpaprMachineState *spapr, hwaddr pagesize,
999 Error **errp);
1000 /*
1001 * XIVE definitions
1002 */
1003 #define SPAPR_OV5_XIVE_LEGACY 0x0
1004 #define SPAPR_OV5_XIVE_EXPLOIT 0x40
1005 #define SPAPR_OV5_XIVE_BOTH 0x80 /* Only to advertise on the platform */
1006
1007 void spapr_set_all_lpcrs(target_ulong value, target_ulong mask);
1008 void spapr_init_all_lpcrs(target_ulong value, target_ulong mask);
1009 hwaddr spapr_get_rtas_addr(void);
1010 bool spapr_memory_hot_unplug_supported(SpaprMachineState *spapr);
1011
1012 void spapr_vof_reset(SpaprMachineState *spapr, void *fdt, Error **errp);
1013 void spapr_vof_quiesce(MachineState *ms);
1014 bool spapr_vof_setprop(MachineState *ms, const char *path, const char *propname,
1015 void *val, int vallen);
1016 target_ulong spapr_h_vof_client(PowerPCCPU *cpu, SpaprMachineState *spapr,
1017 target_ulong opcode, target_ulong *args);
1018 target_ulong spapr_vof_client_architecture_support(MachineState *ms,
1019 CPUState *cs,
1020 target_ulong ovec_addr);
1021 void spapr_vof_client_dt_finalize(SpaprMachineState *spapr, void *fdt);
1022
1023 /* H_WATCHDOG */
1024 void spapr_watchdog_init(SpaprMachineState *spapr);
1025 void spapr_register_nested_hv(void);
1026 void spapr_unregister_nested_hv(void);
1027 void spapr_nested_reset(SpaprMachineState *spapr);
1028 void spapr_register_nested_papr(void);
1029 void spapr_unregister_nested_papr(void);
1030
1031 #endif /* HW_SPAPR_H */