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sPAPR: Introduce rtas_ldq()
[mirror_qemu.git] / include / hw / ppc / spapr.h
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1#if !defined(__HW_SPAPR_H__)
2#define __HW_SPAPR_H__
3
9c17d615 4#include "sysemu/dma.h"
28e02042 5#include "hw/boards.h"
0d09e41a 6#include "hw/ppc/xics.h"
31fe14d1 7#include "hw/ppc/spapr_drc.h"
277f9acf 8
4040ab72 9struct VIOsPAPRBus;
3384f95c 10struct sPAPRPHBState;
639e8102 11struct sPAPRNVRAM;
46503c2b 12typedef struct sPAPRConfigureConnectorState sPAPRConfigureConnectorState;
31fe14d1 13typedef struct sPAPREventLogEntry sPAPREventLogEntry;
4040ab72 14
4be21d56 15#define HPTE64_V_HPTE_DIRTY 0x0000000000000040ULL
1b718907 16#define SPAPR_ENTRY_POINT 0x100
4be21d56 17
183930c0 18typedef struct sPAPRMachineClass sPAPRMachineClass;
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19typedef struct sPAPRMachineState sPAPRMachineState;
20
21#define TYPE_SPAPR_MACHINE "spapr-machine"
22#define SPAPR_MACHINE(obj) \
23 OBJECT_CHECK(sPAPRMachineState, (obj), TYPE_SPAPR_MACHINE)
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24#define SPAPR_MACHINE_GET_CLASS(obj) \
25 OBJECT_GET_CLASS(sPAPRMachineClass, obj, TYPE_SPAPR_MACHINE)
26#define SPAPR_MACHINE_CLASS(klass) \
27 OBJECT_CLASS_CHECK(sPAPRMachineClass, klass, TYPE_SPAPR_MACHINE)
28
29/**
30 * sPAPRMachineClass:
31 */
32struct sPAPRMachineClass {
33 /*< private >*/
34 MachineClass parent_class;
35
36 /*< public >*/
37};
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38
39/**
40 * sPAPRMachineState:
41 */
42struct sPAPRMachineState {
43 /*< private >*/
44 MachineState parent_obj;
45
4040ab72 46 struct VIOsPAPRBus *vio_bus;
3384f95c 47 QLIST_HEAD(, sPAPRPHBState) phbs;
639e8102 48 struct sPAPRNVRAM *nvram;
c04d6cfa 49 XICSState *icp;
28df36a1 50 DeviceState *rtc;
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51
52 void *htab;
4be21d56 53 uint32_t htab_shift;
a8170e5e 54 hwaddr rma_size;
7f763a5d 55 int vrma_adjust;
a8170e5e 56 hwaddr fdt_addr, rtas_addr;
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57 ssize_t rtas_size;
58 void *rtas_blob;
a3467baa 59 void *fdt_skel;
880ae7de 60 uint64_t rtc_offset; /* Now used only during incoming migration */
98a8b524 61 struct PPCTimebase tb;
3fc5acde 62 bool has_graphics;
74d042e5 63
31fe14d1 64 uint32_t check_exception_irq;
74d042e5 65 Notifier epow_notifier;
31fe14d1 66 QTAILQ_HEAD(, sPAPREventLogEntry) pending_events;
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67
68 /* Migration state */
69 int htab_save_index;
70 bool htab_first_pass;
e68cb8b4 71 int htab_fd;
01a57972 72 bool htab_fd_stale;
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73
74 /* RTAS state */
75 QTAILQ_HEAD(, sPAPRConfigureConnectorState) ccs_list;
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76
77 /*< public >*/
78 char *kvm_type;
79};
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80
81#define H_SUCCESS 0
82#define H_BUSY 1 /* Hardware busy -- retry later */
83#define H_CLOSED 2 /* Resource closed */
84#define H_NOT_AVAILABLE 3
85#define H_CONSTRAINED 4 /* Resource request constrained to max allowed */
86#define H_PARTIAL 5
87#define H_IN_PROGRESS 14 /* Kind of like busy */
88#define H_PAGE_REGISTERED 15
89#define H_PARTIAL_STORE 16
90#define H_PENDING 17 /* returned from H_POLL_PENDING */
91#define H_CONTINUE 18 /* Returned from H_Join on success */
92#define H_LONG_BUSY_START_RANGE 9900 /* Start of long busy range */
93#define H_LONG_BUSY_ORDER_1_MSEC 9900 /* Long busy, hint that 1msec \
94 is a good time to retry */
95#define H_LONG_BUSY_ORDER_10_MSEC 9901 /* Long busy, hint that 10msec \
96 is a good time to retry */
97#define H_LONG_BUSY_ORDER_100_MSEC 9902 /* Long busy, hint that 100msec \
98 is a good time to retry */
99#define H_LONG_BUSY_ORDER_1_SEC 9903 /* Long busy, hint that 1sec \
100 is a good time to retry */
101#define H_LONG_BUSY_ORDER_10_SEC 9904 /* Long busy, hint that 10sec \
102 is a good time to retry */
103#define H_LONG_BUSY_ORDER_100_SEC 9905 /* Long busy, hint that 100sec \
104 is a good time to retry */
105#define H_LONG_BUSY_END_RANGE 9905 /* End of long busy range */
106#define H_HARDWARE -1 /* Hardware error */
107#define H_FUNCTION -2 /* Function not supported */
108#define H_PRIVILEGE -3 /* Caller not privileged */
109#define H_PARAMETER -4 /* Parameter invalid, out-of-range or conflicting */
110#define H_BAD_MODE -5 /* Illegal msr value */
111#define H_PTEG_FULL -6 /* PTEG is full */
112#define H_NOT_FOUND -7 /* PTE was not found" */
113#define H_RESERVED_DABR -8 /* DABR address is reserved by the hypervisor on this processor" */
114#define H_NO_MEM -9
115#define H_AUTHORITY -10
116#define H_PERMISSION -11
117#define H_DROPPED -12
118#define H_SOURCE_PARM -13
119#define H_DEST_PARM -14
120#define H_REMOTE_PARM -15
121#define H_RESOURCE -16
122#define H_ADAPTER_PARM -17
123#define H_RH_PARM -18
124#define H_RCQ_PARM -19
125#define H_SCQ_PARM -20
126#define H_EQ_PARM -21
127#define H_RT_PARM -22
128#define H_ST_PARM -23
129#define H_SIGT_PARM -24
130#define H_TOKEN_PARM -25
131#define H_MLENGTH_PARM -27
132#define H_MEM_PARM -28
133#define H_MEM_ACCESS_PARM -29
134#define H_ATTR_PARM -30
135#define H_PORT_PARM -31
136#define H_MCG_PARM -32
137#define H_VL_PARM -33
138#define H_TSIZE_PARM -34
139#define H_TRACE_PARM -35
140
141#define H_MASK_PARM -37
142#define H_MCG_FULL -38
143#define H_ALIAS_EXIST -39
144#define H_P_COUNTER -40
145#define H_TABLE_FULL -41
146#define H_ALT_TABLE -42
147#define H_MR_CONDITION -43
148#define H_NOT_ENOUGH_RESOURCES -44
149#define H_R_STATE -45
150#define H_RESCINDEND -46
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151#define H_P2 -55
152#define H_P3 -56
153#define H_P4 -57
154#define H_P5 -58
155#define H_P6 -59
156#define H_P7 -60
157#define H_P8 -61
158#define H_P9 -62
159#define H_UNSUPPORTED_FLAG -256
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160#define H_MULTI_THREADS_ACTIVE -9005
161
162
163/* Long Busy is a condition that can be returned by the firmware
164 * when a call cannot be completed now, but the identical call
165 * should be retried later. This prevents calls blocking in the
166 * firmware for long periods of time. Annoyingly the firmware can return
167 * a range of return codes, hinting at how long we should wait before
168 * retrying. If you don't care for the hint, the macro below is a good
169 * way to check for the long_busy return codes
170 */
171#define H_IS_LONG_BUSY(x) ((x >= H_LONG_BUSY_START_RANGE) \
172 && (x <= H_LONG_BUSY_END_RANGE))
173
174/* Flags */
175#define H_LARGE_PAGE (1ULL<<(63-16))
176#define H_EXACT (1ULL<<(63-24)) /* Use exact PTE or return H_PTEG_FULL */
177#define H_R_XLATE (1ULL<<(63-25)) /* include a valid logical page num in the pte if the valid bit is set */
178#define H_READ_4 (1ULL<<(63-26)) /* Return 4 PTEs */
179#define H_PAGE_STATE_CHANGE (1ULL<<(63-28))
180#define H_PAGE_UNUSED ((1ULL<<(63-29)) | (1ULL<<(63-30)))
181#define H_PAGE_SET_UNUSED (H_PAGE_STATE_CHANGE | H_PAGE_UNUSED)
182#define H_PAGE_SET_LOANED (H_PAGE_SET_UNUSED | (1ULL<<(63-31)))
183#define H_PAGE_SET_ACTIVE H_PAGE_STATE_CHANGE
184#define H_AVPN (1ULL<<(63-32)) /* An avpn is provided as a sanity test */
185#define H_ANDCOND (1ULL<<(63-33))
186#define H_ICACHE_INVALIDATE (1ULL<<(63-40)) /* icbi, etc. (ignored for IO pages) */
187#define H_ICACHE_SYNCHRONIZE (1ULL<<(63-41)) /* dcbst, icbi, etc (ignored for IO pages */
188#define H_ZERO_PAGE (1ULL<<(63-48)) /* zero the page before mapping (ignored for IO pages) */
189#define H_COPY_PAGE (1ULL<<(63-49))
190#define H_N (1ULL<<(63-61))
191#define H_PP1 (1ULL<<(63-62))
192#define H_PP2 (1ULL<<(63-63))
193
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194/* Values for 2nd argument to H_SET_MODE */
195#define H_SET_MODE_RESOURCE_SET_CIABR 1
196#define H_SET_MODE_RESOURCE_SET_DAWR 2
197#define H_SET_MODE_RESOURCE_ADDR_TRANS_MODE 3
198#define H_SET_MODE_RESOURCE_LE 4
199
200/* Flags for H_SET_MODE_RESOURCE_LE */
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201#define H_SET_MODE_ENDIAN_BIG 0
202#define H_SET_MODE_ENDIAN_LITTLE 1
203
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204/* Flags for H_SET_MODE_RESOURCE_ADDR_TRANS_MODE */
205#define H_SET_MODE_ADDR_TRANS_NONE 0
206#define H_SET_MODE_ADDR_TRANS_0001_8000 2
207#define H_SET_MODE_ADDR_TRANS_C000_0000_0000_4000 3
208
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209/* VASI States */
210#define H_VASI_INVALID 0
211#define H_VASI_ENABLED 1
212#define H_VASI_ABORTED 2
213#define H_VASI_SUSPENDING 3
214#define H_VASI_SUSPENDED 4
215#define H_VASI_RESUMED 5
216#define H_VASI_COMPLETED 6
217
218/* DABRX flags */
219#define H_DABRX_HYPERVISOR (1ULL<<(63-61))
220#define H_DABRX_KERNEL (1ULL<<(63-62))
221#define H_DABRX_USER (1ULL<<(63-63))
222
66a0a2cb 223/* Each control block has to be on a 4K boundary */
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224#define H_CB_ALIGNMENT 4096
225
226/* pSeries hypervisor opcodes */
227#define H_REMOVE 0x04
228#define H_ENTER 0x08
229#define H_READ 0x0c
230#define H_CLEAR_MOD 0x10
231#define H_CLEAR_REF 0x14
232#define H_PROTECT 0x18
233#define H_GET_TCE 0x1c
234#define H_PUT_TCE 0x20
235#define H_SET_SPRG0 0x24
236#define H_SET_DABR 0x28
237#define H_PAGE_INIT 0x2c
238#define H_SET_ASR 0x30
239#define H_ASR_ON 0x34
240#define H_ASR_OFF 0x38
241#define H_LOGICAL_CI_LOAD 0x3c
242#define H_LOGICAL_CI_STORE 0x40
243#define H_LOGICAL_CACHE_LOAD 0x44
244#define H_LOGICAL_CACHE_STORE 0x48
245#define H_LOGICAL_ICBI 0x4c
246#define H_LOGICAL_DCBF 0x50
247#define H_GET_TERM_CHAR 0x54
248#define H_PUT_TERM_CHAR 0x58
249#define H_REAL_TO_LOGICAL 0x5c
250#define H_HYPERVISOR_DATA 0x60
251#define H_EOI 0x64
252#define H_CPPR 0x68
253#define H_IPI 0x6c
254#define H_IPOLL 0x70
255#define H_XIRR 0x74
256#define H_PERFMON 0x7c
257#define H_MIGRATE_DMA 0x78
258#define H_REGISTER_VPA 0xDC
259#define H_CEDE 0xE0
260#define H_CONFER 0xE4
261#define H_PROD 0xE8
262#define H_GET_PPP 0xEC
263#define H_SET_PPP 0xF0
264#define H_PURR 0xF4
265#define H_PIC 0xF8
266#define H_REG_CRQ 0xFC
267#define H_FREE_CRQ 0x100
268#define H_VIO_SIGNAL 0x104
269#define H_SEND_CRQ 0x108
270#define H_COPY_RDMA 0x110
271#define H_REGISTER_LOGICAL_LAN 0x114
272#define H_FREE_LOGICAL_LAN 0x118
273#define H_ADD_LOGICAL_LAN_BUFFER 0x11C
274#define H_SEND_LOGICAL_LAN 0x120
275#define H_BULK_REMOVE 0x124
276#define H_MULTICAST_CTRL 0x130
277#define H_SET_XDABR 0x134
278#define H_STUFF_TCE 0x138
279#define H_PUT_TCE_INDIRECT 0x13C
280#define H_CHANGE_LOGICAL_LAN_MAC 0x14C
281#define H_VTERM_PARTNER_INFO 0x150
282#define H_REGISTER_VTERM 0x154
283#define H_FREE_VTERM 0x158
284#define H_RESET_EVENTS 0x15C
285#define H_ALLOC_RESOURCE 0x160
286#define H_FREE_RESOURCE 0x164
287#define H_MODIFY_QP 0x168
288#define H_QUERY_QP 0x16C
289#define H_REREGISTER_PMR 0x170
290#define H_REGISTER_SMR 0x174
291#define H_QUERY_MR 0x178
292#define H_QUERY_MW 0x17C
293#define H_QUERY_HCA 0x180
294#define H_QUERY_PORT 0x184
295#define H_MODIFY_PORT 0x188
296#define H_DEFINE_AQP1 0x18C
297#define H_GET_TRACE_BUFFER 0x190
298#define H_DEFINE_AQP0 0x194
299#define H_RESIZE_MR 0x198
300#define H_ATTACH_MCQP 0x19C
301#define H_DETACH_MCQP 0x1A0
302#define H_CREATE_RPT 0x1A4
303#define H_REMOVE_RPT 0x1A8
304#define H_REGISTER_RPAGES 0x1AC
305#define H_DISABLE_AND_GETC 0x1B0
306#define H_ERROR_DATA 0x1B4
307#define H_GET_HCA_INFO 0x1B8
308#define H_GET_PERF_COUNT 0x1BC
309#define H_MANAGE_TRACE 0x1C0
310#define H_FREE_LOGICAL_LAN_BUFFER 0x1D4
311#define H_QUERY_INT_STATE 0x1E4
312#define H_POLL_PENDING 0x1D8
313#define H_ILLAN_ATTRIBUTES 0x244
314#define H_MODIFY_HEA_QP 0x250
315#define H_QUERY_HEA_QP 0x254
316#define H_QUERY_HEA 0x258
317#define H_QUERY_HEA_PORT 0x25C
318#define H_MODIFY_HEA_PORT 0x260
319#define H_REG_BCMC 0x264
320#define H_DEREG_BCMC 0x268
321#define H_REGISTER_HEA_RPAGES 0x26C
322#define H_DISABLE_AND_GET_HEA 0x270
323#define H_GET_HEA_INFO 0x274
324#define H_ALLOC_HEA_RESOURCE 0x278
325#define H_ADD_CONN 0x284
326#define H_DEL_CONN 0x288
327#define H_JOIN 0x298
328#define H_VASI_STATE 0x2A4
329#define H_ENABLE_CRQ 0x2B0
330#define H_GET_EM_PARMS 0x2B8
331#define H_SET_MPP 0x2D0
332#define H_GET_MPP 0x2D4
5d87e4b7 333#define H_XIRR_X 0x2FC
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334#define H_SET_MODE 0x31C
335#define MAX_HCALL_OPCODE H_SET_MODE
9fdf0c29 336
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337/* The hcalls above are standardized in PAPR and implemented by pHyp
338 * as well.
339 *
340 * We also need some hcalls which are specific to qemu / KVM-on-POWER.
341 * So far we just need one for H_RTAS, but in future we'll need more
342 * for extensions like virtio. We put those into the 0xf000-0xfffc
343 * range which is reserved by PAPR for "platform-specific" hcalls.
344 */
345#define KVMPPC_HCALL_BASE 0xf000
346#define KVMPPC_H_RTAS (KVMPPC_HCALL_BASE + 0x0)
c73e3771 347#define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1)
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348/* Client Architecture support */
349#define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2)
350#define KVMPPC_HCALL_MAX KVMPPC_H_CAS
39ac8455 351
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352typedef struct sPAPRDeviceTreeUpdateHeader {
353 uint32_t version_id;
354} sPAPRDeviceTreeUpdateHeader;
355
9fdf0c29 356#define hcall_dprintf(fmt, ...) \
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357 do { \
358 qemu_log_mask(LOG_GUEST_ERROR, "%s: " fmt, __func__, ## __VA_ARGS__); \
359 } while (0)
9fdf0c29 360
28e02042 361typedef target_ulong (*spapr_hcall_fn)(PowerPCCPU *cpu, sPAPRMachineState *sm,
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362 target_ulong opcode,
363 target_ulong *args);
364
365void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn);
aa100fa4 366target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode,
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367 target_ulong *args);
368
ff9d2afa 369int spapr_allocate_irq(int hint, bool lsi);
f1c2dc7c 370int spapr_allocate_irq_block(int num, bool lsi, bool msi);
d07fee7e 371
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372/* ibm,set-eeh-option */
373#define RTAS_EEH_DISABLE 0
374#define RTAS_EEH_ENABLE 1
375#define RTAS_EEH_THAW_IO 2
376#define RTAS_EEH_THAW_DMA 3
377
378/* ibm,get-config-addr-info2 */
379#define RTAS_GET_PE_ADDR 0
380#define RTAS_GET_PE_MODE 1
381#define RTAS_PE_MODE_NONE 0
382#define RTAS_PE_MODE_NOT_SHARED 1
383#define RTAS_PE_MODE_SHARED 2
384
385/* ibm,read-slot-reset-state2 */
386#define RTAS_EEH_PE_STATE_NORMAL 0
387#define RTAS_EEH_PE_STATE_RESET 1
388#define RTAS_EEH_PE_STATE_STOPPED_IO_DMA 2
389#define RTAS_EEH_PE_STATE_STOPPED_DMA 4
390#define RTAS_EEH_PE_STATE_UNAVAIL 5
391#define RTAS_EEH_NOT_SUPPORT 0
392#define RTAS_EEH_SUPPORT 1
393#define RTAS_EEH_PE_UNAVAIL_INFO 1000
394#define RTAS_EEH_PE_RECOVER_INFO 0
395
396/* ibm,set-slot-reset */
397#define RTAS_SLOT_RESET_DEACTIVATE 0
398#define RTAS_SLOT_RESET_HOT 1
399#define RTAS_SLOT_RESET_FUNDAMENTAL 3
400
401/* ibm,slot-error-detail */
402#define RTAS_SLOT_TEMP_ERR_LOG 1
403#define RTAS_SLOT_PERM_ERR_LOG 2
404
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405/* RTAS return codes */
406#define RTAS_OUT_SUCCESS 0
407#define RTAS_OUT_NO_ERRORS_FOUND 1
408#define RTAS_OUT_HW_ERROR -1
409#define RTAS_OUT_BUSY -2
410#define RTAS_OUT_PARAM_ERROR -3
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411#define RTAS_OUT_NOT_SUPPORTED -3
412#define RTAS_OUT_NOT_AUTHORIZED -9002
a64d325d 413
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414/* RTAS tokens */
415#define RTAS_TOKEN_BASE 0x2000
416
417#define RTAS_DISPLAY_CHARACTER (RTAS_TOKEN_BASE + 0x00)
418#define RTAS_GET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x01)
419#define RTAS_SET_TIME_OF_DAY (RTAS_TOKEN_BASE + 0x02)
420#define RTAS_POWER_OFF (RTAS_TOKEN_BASE + 0x03)
421#define RTAS_SYSTEM_REBOOT (RTAS_TOKEN_BASE + 0x04)
422#define RTAS_QUERY_CPU_STOPPED_STATE (RTAS_TOKEN_BASE + 0x05)
423#define RTAS_START_CPU (RTAS_TOKEN_BASE + 0x06)
424#define RTAS_STOP_SELF (RTAS_TOKEN_BASE + 0x07)
425#define RTAS_IBM_GET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x08)
426#define RTAS_IBM_SET_SYSTEM_PARAMETER (RTAS_TOKEN_BASE + 0x09)
427#define RTAS_IBM_SET_XIVE (RTAS_TOKEN_BASE + 0x0A)
428#define RTAS_IBM_GET_XIVE (RTAS_TOKEN_BASE + 0x0B)
429#define RTAS_IBM_INT_OFF (RTAS_TOKEN_BASE + 0x0C)
430#define RTAS_IBM_INT_ON (RTAS_TOKEN_BASE + 0x0D)
431#define RTAS_CHECK_EXCEPTION (RTAS_TOKEN_BASE + 0x0E)
432#define RTAS_EVENT_SCAN (RTAS_TOKEN_BASE + 0x0F)
433#define RTAS_IBM_SET_TCE_BYPASS (RTAS_TOKEN_BASE + 0x10)
434#define RTAS_QUIESCE (RTAS_TOKEN_BASE + 0x11)
435#define RTAS_NVRAM_FETCH (RTAS_TOKEN_BASE + 0x12)
436#define RTAS_NVRAM_STORE (RTAS_TOKEN_BASE + 0x13)
437#define RTAS_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x14)
438#define RTAS_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x15)
439#define RTAS_IBM_READ_PCI_CONFIG (RTAS_TOKEN_BASE + 0x16)
440#define RTAS_IBM_WRITE_PCI_CONFIG (RTAS_TOKEN_BASE + 0x17)
441#define RTAS_IBM_QUERY_INTERRUPT_SOURCE_NUMBER (RTAS_TOKEN_BASE + 0x18)
442#define RTAS_IBM_CHANGE_MSI (RTAS_TOKEN_BASE + 0x19)
443#define RTAS_SET_INDICATOR (RTAS_TOKEN_BASE + 0x1A)
444#define RTAS_SET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1B)
445#define RTAS_GET_POWER_LEVEL (RTAS_TOKEN_BASE + 0x1C)
446#define RTAS_GET_SENSOR_STATE (RTAS_TOKEN_BASE + 0x1D)
447#define RTAS_IBM_CONFIGURE_CONNECTOR (RTAS_TOKEN_BASE + 0x1E)
448#define RTAS_IBM_OS_TERM (RTAS_TOKEN_BASE + 0x1F)
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449#define RTAS_IBM_SET_EEH_OPTION (RTAS_TOKEN_BASE + 0x20)
450#define RTAS_IBM_GET_CONFIG_ADDR_INFO2 (RTAS_TOKEN_BASE + 0x21)
451#define RTAS_IBM_READ_SLOT_RESET_STATE2 (RTAS_TOKEN_BASE + 0x22)
452#define RTAS_IBM_SET_SLOT_RESET (RTAS_TOKEN_BASE + 0x23)
453#define RTAS_IBM_CONFIGURE_PE (RTAS_TOKEN_BASE + 0x24)
454#define RTAS_IBM_SLOT_ERROR_DETAIL (RTAS_TOKEN_BASE + 0x25)
455
456#define RTAS_TOKEN_MAX (RTAS_TOKEN_BASE + 0x26)
3a3b8502 457
3052d951 458/* RTAS ibm,get-system-parameter token values */
3b50d897 459#define RTAS_SYSPARM_SPLPAR_CHARACTERISTICS 20
3052d951 460#define RTAS_SYSPARM_DIAGNOSTICS_RUN_MODE 42
b907d7b0 461#define RTAS_SYSPARM_UUID 48
3052d951 462
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463/* RTAS indicator/sensor types
464 *
465 * as defined by PAPR+ 2.7 7.3.5.4, Table 41
466 *
467 * NOTE: currently only DR-related sensors are implemented here
468 */
469#define RTAS_SENSOR_TYPE_ISOLATION_STATE 9001
470#define RTAS_SENSOR_TYPE_DR 9002
471#define RTAS_SENSOR_TYPE_ALLOCATION_STATE 9003
472#define RTAS_SENSOR_TYPE_ENTITY_SENSE RTAS_SENSOR_TYPE_ALLOCATION_STATE
473
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474/* Possible values for the platform-processor-diagnostics-run-mode parameter
475 * of the RTAS ibm,get-system-parameter call.
476 */
477#define DIAGNOSTICS_RUN_MODE_DISABLED 0
478#define DIAGNOSTICS_RUN_MODE_STAGGERED 1
479#define DIAGNOSTICS_RUN_MODE_IMMEDIATE 2
480#define DIAGNOSTICS_RUN_MODE_PERIODIC 3
481
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482static inline uint64_t ppc64_phys_to_real(uint64_t addr)
483{
484 return addr & ~0xF000000000000000ULL;
485}
486
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487static inline uint32_t rtas_ld(target_ulong phys, int n)
488{
fdfba1a2 489 return ldl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n));
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490}
491
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492static inline uint64_t rtas_ldq(target_ulong phys, int n)
493{
494 return (uint64_t)rtas_ld(phys, n) << 32 | rtas_ld(phys, n + 1);
495}
496
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497static inline void rtas_st(target_ulong phys, int n, uint32_t val)
498{
ab1da857 499 stl_be_phys(&address_space_memory, ppc64_phys_to_real(phys + 4*n), val);
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500}
501
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502static inline void rtas_st_buffer_direct(target_ulong phys,
503 target_ulong phys_len,
504 uint8_t *buffer, uint16_t buffer_len)
505{
506 cpu_physical_memory_write(ppc64_phys_to_real(phys), buffer,
507 MIN(buffer_len, phys_len));
508}
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509
510static inline void rtas_st_buffer(target_ulong phys, target_ulong phys_len,
511 uint8_t *buffer, uint16_t buffer_len)
512{
513 if (phys_len < 2) {
514 return;
515 }
516 stw_be_phys(&address_space_memory,
517 ppc64_phys_to_real(phys), buffer_len);
ab316865 518 rtas_st_buffer_direct(phys + 2, phys_len - 2, buffer, buffer_len);
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519}
520
28e02042 521typedef void (*spapr_rtas_fn)(PowerPCCPU *cpu, sPAPRMachineState *sm,
210b580b 522 uint32_t token,
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523 uint32_t nargs, target_ulong args,
524 uint32_t nret, target_ulong rets);
3a3b8502 525void spapr_rtas_register(int token, const char *name, spapr_rtas_fn fn);
28e02042 526target_ulong spapr_rtas_call(PowerPCCPU *cpu, sPAPRMachineState *sm,
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527 uint32_t token, uint32_t nargs, target_ulong args,
528 uint32_t nret, target_ulong rets);
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529int spapr_rtas_device_tree_setup(void *fdt, hwaddr rtas_addr,
530 hwaddr rtas_size);
39ac8455 531
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532#define SPAPR_TCE_PAGE_SHIFT 12
533#define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT)
534#define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1)
535
ad0ebb91 536#define SPAPR_VIO_BASE_LIOBN 0x00000000
4290ca49 537#define SPAPR_VIO_LIOBN(reg) (0x00000000 | (reg))
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538#define SPAPR_PCI_LIOBN(phb_index, window_num) \
539 (0x80000000 | ((phb_index) << 8) | (window_num))
d9d96a3c 540#define SPAPR_IS_PCI_LIOBN(liobn) (!!((liobn) & 0x80000000))
c8545818 541#define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff)
ad0ebb91 542
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543#define RTAS_ERROR_LOG_MAX 2048
544
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545#define RTAS_EVENT_SCAN_RATE 1
546
2b7dc949 547typedef struct sPAPRTCETable sPAPRTCETable;
74d042e5 548
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549#define TYPE_SPAPR_TCE_TABLE "spapr-tce-table"
550#define SPAPR_TCE_TABLE(obj) \
551 OBJECT_CHECK(sPAPRTCETable, (obj), TYPE_SPAPR_TCE_TABLE)
552
553struct sPAPRTCETable {
554 DeviceState parent;
555 uint32_t liobn;
a83000f5 556 uint32_t nb_table;
1b8eceee 557 uint64_t bus_offset;
650f33ad 558 uint32_t page_shift;
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559 uint64_t *table;
560 bool bypass;
9bb62a07 561 bool vfio_accel;
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562 int fd;
563 MemoryRegion iommu;
ee9a569a 564 struct VIOsPAPRDevice *vdev; /* for @bypass migration compatibility only */
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565 QLIST_ENTRY(sPAPRTCETable) list;
566};
567
f9ce8e0a 568sPAPRTCETable *spapr_tce_find_by_liobn(target_ulong liobn);
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569
570struct sPAPREventLogEntry {
571 int log_type;
79853e18 572 bool exception;
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573 void *data;
574 QTAILQ_ENTRY(sPAPREventLogEntry) next;
575};
576
28e02042 577void spapr_events_init(sPAPRMachineState *sm);
74d042e5 578void spapr_events_fdt_skel(void *fdt, uint32_t epow_irq);
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579int spapr_h_cas_compose_response(sPAPRMachineState *sm,
580 target_ulong addr, target_ulong size);
84af6d9f 581sPAPRTCETable *spapr_tce_new_table(DeviceState *owner, uint32_t liobn,
1b8eceee 582 uint64_t bus_offset,
650f33ad 583 uint32_t page_shift,
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584 uint32_t nb_table,
585 bool vfio_accel);
a84bb436 586MemoryRegion *spapr_tce_get_iommu(sPAPRTCETable *tcet);
ad0ebb91 587int spapr_dma_dt(void *fdt, int node_off, const char *propname,
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588 uint32_t liobn, uint64_t window, uint32_t size);
589int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname,
2b7dc949 590 sPAPRTCETable *tcet);
eefaccc0 591void spapr_pci_switch_vga(bool big_endian);
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592void spapr_hotplug_req_add_event(sPAPRDRConnector *drc);
593void spapr_hotplug_req_remove_event(sPAPRDRConnector *drc);
28df36a1 594
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595/* rtas-configure-connector state */
596struct sPAPRConfigureConnectorState {
597 uint32_t drc_index;
598 int fdt_offset;
599 int fdt_depth;
600 QTAILQ_ENTRY(sPAPRConfigureConnectorState) next;
601};
602
603void spapr_ccs_reset_hook(void *opaque);
604
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605#define TYPE_SPAPR_RTC "spapr-rtc"
606
607void spapr_rtc_read(DeviceState *dev, struct tm *tm, uint32_t *ns);
880ae7de 608int spapr_rtc_import_offset(DeviceState *dev, int64_t legacy_offset);
ad0ebb91 609
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610#define SPAPR_MEMORY_BLOCK_SIZE (1 << 28) /* 256MB */
611
9fdf0c29 612#endif /* !defined (__HW_SPAPR_H__) */