xref: /titanic_41/usr/src/uts/sun4v/sys/hypervisor_api.h (revision 430b4c467020edf2445feb0c21db01c88b86243a)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
24  */
25 
26 #ifndef _SYS_HYPERVISOR_API_H
27 #define	_SYS_HYPERVISOR_API_H
28 
29 /*
30  * sun4v Hypervisor API
31  *
32  * Reference: api.pdf Revision 0.12 dated May 12, 2004.
33  *	      io-api.txt version 1.11 dated 10/19/2004
34  */
35 
36 #ifdef __cplusplus
37 extern "C" {
38 #endif
39 
40 /*
41  * Trap types
42  */
43 #define	FAST_TRAP		0x80	/* Function # in %o5 */
44 #define	CPU_TICK_NPT		0x81
45 #define	CPU_STICK_NPT		0x82
46 #define	MMU_MAP_ADDR		0x83
47 #define	MMU_UNMAP_ADDR		0x84
48 #define	MMU_MAP_TTE		0x86
49 
50 #define	CORE_TRAP		0xff
51 
52 /*
53  * Error returns in %o0.
54  * (Additional result is returned in %o1.)
55  */
56 #define	H_EOK			0	/* Successful return */
57 #define	H_ENOCPU		1	/* Invalid CPU id */
58 #define	H_ENORADDR		2	/* Invalid real address */
59 #define	H_ENOINTR		3	/* Invalid interrupt id */
60 #define	H_EBADPGSZ		4	/* Invalid pagesize encoding */
61 #define	H_EBADTSB		5	/* Invalid TSB description */
62 #define	H_EINVAL		6	/* Invalid argument */
63 #define	H_EBADTRAP		7	/* Invalid function number */
64 #define	H_EBADALIGN		8	/* Invalid address alignment */
65 #define	H_EWOULDBLOCK		9	/* Cannot complete operation */
66 					/* without blocking */
67 #define	H_ENOACCESS		10	/* No access to resource */
68 #define	H_EIO			11	/* I/O error */
69 #define	H_ECPUERROR		12	/* CPU is in error state */
70 #define	H_ENOTSUPPORTED		13	/* Function not supported */
71 #define	H_ENOMAP		14	/* Mapping is not valid, */
72 					/* no translation exists */
73 #define	H_EBUSY			17	/* Resource busy */
74 #define	H_ETOOMANY		15	/* Hard resource limit exceeded */
75 #define	H_ECHANNEL		16	/* Illegal LDC channel */
76 
77 #define	H_BREAK			-1	/* Console Break */
78 #define	H_HUP			-2	/* Console Break */
79 
80 /*
81  * Mondo CPU ID argument processing.
82  */
83 #define	HV_SEND_MONDO_ENTRYDONE	0xffff
84 
85 /*
86  * Function numbers for FAST_TRAP.
87  */
88 #define	HV_MACH_EXIT		0x00
89 #define	HV_MACH_DESC		0x01
90 #define	HV_MACH_SIR		0x02
91 #define	MACH_SET_WATCHDOG	0x05
92 
93 #define	HV_CPU_START		0x10
94 #define	HV_CPU_STOP		0x11
95 #define	HV_CPU_YIELD		0x12
96 #define	HV_CPU_QCONF		0x14
97 #define	HV_CPU_STATE		0x17
98 #define	HV_CPU_SET_RTBA		0x18
99 
100 #define	MMU_TSB_CTX0		0x20
101 #define	MMU_TSB_CTXNON0		0x21
102 #define	MMU_DEMAP_PAGE		0x22
103 #define	MMU_DEMAP_CTX		0x23
104 #define	MMU_DEMAP_ALL		0x24
105 #define	MAP_PERM_ADDR		0x25
106 #define	MMU_SET_INFOPTR		0x26
107 #define	MMU_ENABLE		0x27
108 #define	UNMAP_PERM_ADDR		0x28
109 
110 #define	HV_MEM_SCRUB		0x31
111 #define	HV_MEM_SYNC		0x32
112 
113 #define	HV_INTR_SEND		0x42
114 
115 #define	TOD_GET			0x50
116 #define	TOD_SET			0x51
117 
118 #define	CONS_GETCHAR		0x60
119 #define	CONS_PUTCHAR		0x61
120 #define	CONS_READ		0x62
121 #define	CONS_WRITE		0x63
122 
123 #define	SOFT_STATE_SET		0x70
124 #define	SOFT_STATE_GET		0x71
125 
126 #define	TTRACE_BUF_CONF		0x90
127 #define	TTRACE_BUF_INFO		0x91
128 #define	TTRACE_ENABLE		0x92
129 #define	TTRACE_FREEZE		0x93
130 #define	DUMP_BUF_UPDATE		0x94
131 
132 #define	HVIO_INTR_DEVINO2SYSINO	0xa0
133 #define	HVIO_INTR_GETVALID	0xa1
134 #define	HVIO_INTR_SETVALID	0xa2
135 #define	HVIO_INTR_GETSTATE	0xa3
136 #define	HVIO_INTR_SETSTATE	0xa4
137 #define	HVIO_INTR_GETTARGET	0xa5
138 #define	HVIO_INTR_SETTARGET	0xa6
139 
140 #define	VINTR_GET_COOKIE	0xa7
141 #define	VINTR_SET_COOKIE	0xa8
142 #define	VINTR_GET_VALID		0xa9
143 #define	VINTR_SET_VALID		0xaa
144 #define	VINTR_GET_STATE		0xab
145 #define	VINTR_SET_STATE		0xac
146 #define	VINTR_GET_TARGET	0xad
147 #define	VINTR_SET_TARGET	0xae
148 
149 #define	LDC_TX_QCONF		0xe0
150 #define	LDC_TX_QINFO		0xe1
151 #define	LDC_TX_GET_STATE	0xe2
152 #define	LDC_TX_SET_QTAIL	0xe3
153 #define	LDC_RX_QCONF		0xe4
154 #define	LDC_RX_QINFO		0xe5
155 #define	LDC_RX_GET_STATE	0xe6
156 #define	LDC_RX_SET_QHEAD	0xe7
157 
158 #define	LDC_SET_MAP_TABLE	0xea
159 #define	LDC_GET_MAP_TABLE	0xeb
160 #define	LDC_COPY		0xec
161 #define	LDC_MAPIN		0xed
162 #define	LDC_UNMAP		0xee
163 #define	LDC_REVOKE		0xef
164 #define	LDC_MAPIN_SIZE_MAX	0x187
165 
166 #ifdef SET_MMU_STATS
167 #define	MMU_STAT_AREA		0xfc
168 #endif /* SET_MMU_STATS */
169 
170 #define	HV_MACH_PRI		0x170
171 #define	HV_REBOOT_DATA_SET	0x172
172 
173 #define	HV_TPM_GET		0x176
174 #define	HV_TPM_PUT		0x177
175 
176 #define	HV_TM_ENABLE		0x180
177 
178 #define	GUEST_SUSPEND		0x181
179 #define	TICK_SET_NPT		0x182
180 #define	STICK_SET_NPT		0x183
181 
182 #define	HV_RA2PA		0x200
183 #define	HV_HPRIV		0x201
184 
185 /*
186  * Function numbers for CORE_TRAP.
187  */
188 #define	API_SET_VERSION		0x00
189 #define	API_PUT_CHAR		0x01
190 #define	API_EXIT		0x02
191 #define	API_GET_VERSION		0x03
192 
193 
194 /*
195  * Definitions for MACH_SOFT_STATE routines
196  */
197 
198 #define	SIS_NORMAL		0x01
199 #define	SIS_TRANSITION		0x02
200 
201 /*
202  * Bits for MMU functions flags argument:
203  *	arg3 of MMU_MAP_ADDR
204  *	arg3 of MMU_DEMAP_CTX
205  *	arg2 of MMU_DEMAP_ALL
206  */
207 #define	MAP_DTLB		0x1
208 #define	MAP_ITLB		0x2
209 
210 
211 /*
212  * Interrupt state manipulation definitions.
213  */
214 
215 #define	HV_INTR_IDLE_STATE	0
216 #define	HV_INTR_RECEIVED_STATE	1
217 #define	HV_INTR_DELIVERED_STATE	2
218 
219 #define	HV_INTR_NOTVALID	0
220 #define	HV_INTR_VALID		1
221 
222 #ifndef _ASM
223 
224 /*
225  * TSB description structure for MMU_TSB_CTX0 and MMU_TSB_CTXNON0.
226  */
227 typedef struct hv_tsb_info {
228 	uint16_t	hvtsb_idxpgsz;	/* page size used to index TSB */
229 	uint16_t	hvtsb_assoc;	/* TSB associativity */
230 	uint32_t	hvtsb_ntte;	/* TSB size (#TTE entries) */
231 	uint32_t	hvtsb_ctx_index; /* context reg index */
232 	uint32_t	hvtsb_pgszs;	/* sizes in use */
233 	uint64_t	hvtsb_pa;	/* real address of TSB base */
234 	uint64_t	hvtsb_rsvd;	/* reserved */
235 } hv_tsb_info_t;
236 
237 #define	HVTSB_SHARE_INDEX	((uint32_t)-1)
238 
239 #ifdef SET_MMU_STATS
240 #ifndef TTE4V_NPGSZ
241 #define	TTE4V_NPGSZ	8
242 #endif /* TTE4V_NPGSZ */
243 /*
244  * MMU statistics structure for MMU_STAT_AREA
245  */
246 struct mmu_stat_one {
247 	uint64_t	hit_ctx0[TTE4V_NPGSZ];
248 	uint64_t	hit_ctxn0[TTE4V_NPGSZ];
249 	uint64_t	tsb_miss;
250 	uint64_t	tlb_miss;	/* miss, no TSB set */
251 	uint64_t	map_ctx0[TTE4V_NPGSZ];
252 	uint64_t	map_ctxn0[TTE4V_NPGSZ];
253 };
254 
255 struct mmu_stat {
256 	struct mmu_stat_one	immu_stat;
257 	struct mmu_stat_one	dmmu_stat;
258 	uint64_t		set_ctx0;
259 	uint64_t		set_ctxn0;
260 };
261 #endif /* SET_MMU_STATS */
262 
263 #endif /* ! _ASM */
264 
265 /*
266  * CPU States
267  */
268 #define	CPU_STATE_INVALID	0x0
269 #define	CPU_STATE_STOPPED	0x1	/* cpu not started */
270 #define	CPU_STATE_RUNNING	0x2	/* cpu running guest code */
271 #define	CPU_STATE_ERROR		0x3	/* cpu is in the error state */
272 #define	CPU_STATE_LAST_PUBLIC	CPU_STATE_ERROR	/* last valid state */
273 
274 /*
275  * MMU fault status area
276  */
277 
278 #define	MMFSA_TYPE_	0x00	/* fault type */
279 #define	MMFSA_ADDR_	0x08	/* fault address */
280 #define	MMFSA_CTX_	0x10	/* fault context */
281 
282 #define	MMFSA_I_	0x00		/* start of fields for I */
283 #define	MMFSA_I_TYPE	(MMFSA_I_ + MMFSA_TYPE_) /* instruction fault type */
284 #define	MMFSA_I_ADDR	(MMFSA_I_ + MMFSA_ADDR_) /* instruction fault address */
285 #define	MMFSA_I_CTX	(MMFSA_I_ + MMFSA_CTX_)	/* instruction fault context */
286 
287 #define	MMFSA_D_	0x40		/* start of fields for D */
288 #define	MMFSA_D_TYPE	(MMFSA_D_ + MMFSA_TYPE_) /* data fault type */
289 #define	MMFSA_D_ADDR	(MMFSA_D_ + MMFSA_ADDR_) /* data fault address */
290 #define	MMFSA_D_CTX	(MMFSA_D_ + MMFSA_CTX_)	/* data fault context */
291 
292 #define	MMFSA_F_FMISS	1	/* fast miss */
293 #define	MMFSA_F_FPROT	2	/* fast protection */
294 #define	MMFSA_F_MISS	3	/* mmu miss */
295 #define	MMFSA_F_INVRA	4	/* invalid RA */
296 #define	MMFSA_F_PRIV	5	/* privilege violation */
297 #define	MMFSA_F_PROT	6	/* protection violation */
298 #define	MMFSA_F_NFO	7	/* NFO access */
299 #define	MMFSA_F_SOPG	8	/* so page */
300 #define	MMFSA_F_INVVA	9	/* invalid VA */
301 #define	MMFSA_F_INVASI	10	/* invalid ASI */
302 #define	MMFSA_F_NCATM	11	/* non-cacheable atomic */
303 #define	MMFSA_F_PRVACT	12	/* privileged action */
304 #define	MMFSA_F_WPT	13	/* watchpoint hit */
305 #define	MMFSA_F_UNALIGN	14	/* unaligned access */
306 #define	MMFSA_F_INVPGSZ	15	/* invalid page size */
307 
308 #define	MMFSA_SIZE	0x80	/* in bytes, 64 byte aligned */
309 
310 /*
311  * MMU fault status - MMFSA_IFS and MMFSA_DFS
312  */
313 #define	MMFS_FV		0x00000001
314 #define	MMFS_OW		0x00000002
315 #define	MMFS_W		0x00000004
316 #define	MMFS_PR		0x00000008
317 #define	MMFS_CT		0x00000030
318 #define	MMFS_E		0x00000040
319 #define	MMFS_FT		0x00003f80
320 #define	MMFS_ME		0x00004000
321 #define	MMFS_TM		0x00008000
322 #define	MMFS_ASI	0x00ff0000
323 #define	MMFS_NF		0x01000000
324 
325 /*
326  * DMA sync parameter definitions
327  */
328 #define	HVIO_DMA_SYNC_DIR_TO_DEV		0x01
329 #define	HVIO_DMA_SYNC_DIR_FROM_DEV		0x02
330 
331 /*
332  * LDC Channel States
333  */
334 #define	LDC_CHANNEL_DOWN	0x0
335 #define	LDC_CHANNEL_UP		0x1
336 #define	LDC_CHANNEL_RESET	0x2
337 
338 /*
339  * LDC mapin table types
340  */
341 #define	LDC_MAPIN_TYPE_REGULAR	0x1		/* 8K page-size table */
342 #define	LDC_MAPIN_TYPE_LARGE	0x2		/* Large page-size table */
343 
344 #ifndef _ASM
345 
346 extern uint64_t hv_mmu_map_perm_addr(void *, int, uint64_t, int);
347 extern uint64_t	hv_mmu_unmap_perm_addr(void *, int, int);
348 extern uint64_t hv_mach_exit(uint64_t exit_code);
349 extern uint64_t hv_mach_sir(void);
350 
351 extern uint64_t hv_cpu_start(uint64_t cpuid, uint64_t pc, uint64_t rtba,
352     uint64_t arg);
353 extern uint64_t hv_cpu_stop(uint64_t cpuid);
354 extern uint64_t hv_cpu_set_rtba(uint64_t *rtba);
355 
356 extern uint64_t	hv_set_ctx0(uint64_t, uint64_t);
357 extern uint64_t	hv_set_ctxnon0(uint64_t, uint64_t);
358 extern uint64_t hv_mmu_fault_area_conf(void *raddr);
359 #ifdef SET_MMU_STATS
360 extern uint64_t hv_mmu_set_stat_area(uint64_t, uint64_t);
361 #endif /* SET_MMU_STATS */
362 
363 extern uint64_t hv_cpu_qconf(int queue, uint64_t paddr, int size);
364 extern uint64_t hv_cpu_yield(void);
365 extern uint64_t hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state);
366 extern uint64_t hv_mem_scrub(uint64_t real_addr, uint64_t length,
367     uint64_t *scrubbed_len);
368 extern uint64_t hv_mem_sync(uint64_t real_addr, uint64_t length,
369     uint64_t *flushed_len);
370 extern uint64_t hv_tm_enable(uint64_t enable);
371 
372 extern uint64_t hv_service_recv(uint64_t s_id, uint64_t buf_pa,
373     uint64_t size, uint64_t *recv_bytes);
374 extern uint64_t hv_service_send(uint64_t s_id, uint64_t buf_pa,
375     uint64_t size, uint64_t *send_bytes);
376 extern uint64_t hv_service_getstatus(uint64_t s_id, uint64_t *vreg);
377 extern uint64_t hv_service_setstatus(uint64_t s_id, uint64_t bits);
378 extern uint64_t hv_service_clrstatus(uint64_t s_id, uint64_t bits);
379 extern uint64_t hv_mach_desc(uint64_t buffer_ra, uint64_t *buffer_sizep);
380 
381 extern uint64_t hv_ttrace_buf_info(uint64_t *, uint64_t *);
382 extern uint64_t hv_ttrace_buf_conf(uint64_t, uint64_t, uint64_t *);
383 extern uint64_t hv_ttrace_enable(uint64_t, uint64_t *);
384 extern uint64_t hv_ttrace_freeze(uint64_t, uint64_t *);
385 extern uint64_t hv_dump_buf_update(uint64_t, uint64_t, uint64_t *);
386 extern uint64_t hv_mach_set_watchdog(uint64_t, uint64_t *);
387 
388 extern int64_t hv_cnputchar(uint8_t);
389 extern int64_t hv_cngetchar(uint8_t *);
390 extern int64_t hv_cnwrite(uint64_t, uint64_t, uint64_t *);
391 extern int64_t hv_cnread(uint64_t, uint64_t, int64_t *);
392 
393 extern uint64_t hv_tod_get(uint64_t *seconds);
394 extern uint64_t hv_tod_set(uint64_t);
395 
396 extern uint64_t hvio_intr_devino_to_sysino(uint64_t dev_hdl, uint32_t devino,
397     uint64_t *sysino);
398 extern uint64_t hvio_intr_getvalid(uint64_t sysino,
399 	int *intr_valid_state);
400 extern uint64_t hvio_intr_setvalid(uint64_t sysino,
401 	int intr_valid_state);
402 extern uint64_t hvio_intr_getstate(uint64_t sysino,
403 	int *intr_state);
404 extern uint64_t hvio_intr_setstate(uint64_t sysino, int intr_state);
405 extern uint64_t hvio_intr_gettarget(uint64_t sysino, uint32_t *cpuid);
406 extern uint64_t hvio_intr_settarget(uint64_t sysino, uint32_t cpuid);
407 extern uint64_t hv_soft_state_set(uint64_t state, uint64_t string_ra);
408 extern uint64_t hv_soft_state_get(uint64_t string_ra, uint64_t *state);
409 
410 extern uint64_t hv_ldc_tx_qconf(uint64_t channel, uint64_t ra_base,
411     uint64_t nentries);
412 extern uint64_t hv_ldc_tx_qinfo(uint64_t channel, uint64_t *ra_base,
413     uint64_t *nentries);
414 extern uint64_t hv_ldc_tx_get_state(uint64_t channel, uint64_t *headp,
415     uint64_t *tailp, uint64_t *state);
416 extern uint64_t hv_ldc_tx_set_qtail(uint64_t channel, uint64_t tail);
417 extern uint64_t hv_ldc_rx_qconf(uint64_t channel, uint64_t ra_base,
418     uint64_t nentries);
419 extern uint64_t hv_ldc_rx_qinfo(uint64_t channel, uint64_t *ra_base,
420     uint64_t *nentries);
421 extern uint64_t hv_ldc_rx_get_state(uint64_t channel, uint64_t *headp,
422     uint64_t *tailp, uint64_t *state);
423 extern uint64_t hv_ldc_rx_set_qhead(uint64_t channel, uint64_t head);
424 
425 extern uint64_t hv_ldc_set_map_table(uint64_t channel, uint64_t tbl_ra,
426     uint64_t tbl_entries);
427 extern uint64_t hv_ldc_get_map_table(uint64_t channel, uint64_t *tbl_ra,
428     uint64_t *tbl_entries);
429 extern uint64_t hv_ldc_copy(uint64_t channel, uint64_t request,
430     uint64_t cookie, uint64_t raddr, uint64_t length, uint64_t *lengthp);
431 extern uint64_t hv_ldc_mapin(uint64_t channel, uint64_t cookie,
432     uint64_t *raddr, uint64_t *perm);
433 extern uint64_t hv_ldc_unmap(uint64_t raddr);
434 extern uint64_t hv_ldc_revoke(uint64_t channel, uint64_t cookie,
435     uint64_t revoke_cookie);
436 extern uint64_t hv_ldc_mapin_size_max(uint64_t tbl_type, uint64_t *sz);
437 extern uint64_t hv_api_get_version(uint64_t api_group, uint64_t *majorp,
438     uint64_t *minorp);
439 extern uint64_t hv_api_set_version(uint64_t api_group, uint64_t major,
440     uint64_t minor, uint64_t *supported_minor);
441 
442 extern uint64_t hvldc_intr_getcookie(uint64_t dev_hdl, uint32_t devino,
443     uint64_t *cookie);
444 extern uint64_t hvldc_intr_setcookie(uint64_t dev_hdl, uint32_t devino,
445     uint64_t cookie);
446 extern uint64_t hvldc_intr_getvalid(uint64_t dev_hdl, uint32_t devino,
447     int *intr_valid_state);
448 extern uint64_t hvldc_intr_setvalid(uint64_t dev_hdl, uint32_t devino,
449     int intr_valid_state);
450 extern uint64_t hvldc_intr_getstate(uint64_t dev_hdl, uint32_t devino,
451     int *intr_state);
452 extern uint64_t hvldc_intr_setstate(uint64_t dev_hdl, uint32_t devino,
453     int intr_state);
454 extern uint64_t hvldc_intr_gettarget(uint64_t dev_hdl, uint32_t devino,
455     uint32_t *cpuid);
456 extern uint64_t hvldc_intr_settarget(uint64_t dev_hdl, uint32_t devino,
457     uint32_t cpuid);
458 extern uint64_t hv_mach_pri(uint64_t buffer_ra, uint64_t *buffer_sizep);
459 extern uint64_t hv_reboot_data_set(uint64_t buffer_ra, uint64_t buffer_len);
460 
461 extern uint64_t	hv_guest_suspend(void);
462 extern uint64_t	hv_tick_set_npt(uint64_t npt);
463 extern uint64_t	hv_stick_set_npt(uint64_t npt);
464 
465 #endif /* ! _ASM */
466 
467 
468 #ifdef __cplusplus
469 }
470 #endif
471 
472 #endif /* _SYS_HYPERVISOR_API_H */
473