xref: /titanic_41/usr/src/uts/sun4v/ml/hcall.s (revision 49d3bc91e27cd871b950d56c01398fa2f2e12ab4)
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/*
27 * Hypervisor calls
28 */
29
30#include <sys/asm_linkage.h>
31#include <sys/machasi.h>
32#include <sys/machparam.h>
33#include <sys/hypervisor_api.h>
34
35#if defined(lint) || defined(__lint)
36
37/*ARGSUSED*/
38uint64_t
39hv_mach_exit(uint64_t exit_code)
40{ return (0); }
41
42uint64_t
43hv_mach_sir(void)
44{ return (0); }
45
46/*ARGSUSED*/
47uint64_t
48hv_cpu_start(uint64_t cpuid, uint64_t pc, uint64_t rtba, uint64_t arg)
49{ return (0); }
50
51/*ARGSUSED*/
52uint64_t
53hv_cpu_stop(uint64_t cpuid)
54{ return (0); }
55
56/*ARGSUSED*/
57uint64_t
58hv_cpu_set_rtba(uint64_t *rtba)
59{ return (0); }
60
61/*ARGSUSED*/
62int64_t
63hv_cnputchar(uint8_t ch)
64{ return (0); }
65
66/*ARGSUSED*/
67int64_t
68hv_cngetchar(uint8_t *ch)
69{ return (0); }
70
71/*ARGSUSED*/
72uint64_t
73hv_tod_get(uint64_t *seconds)
74{ return (0); }
75
76/*ARGSUSED*/
77uint64_t
78hv_tod_set(uint64_t seconds)
79{ return (0);}
80
81/*ARGSUSED*/
82uint64_t
83hv_mmu_map_perm_addr(void *vaddr, int ctx, uint64_t tte, int flags)
84{ return (0); }
85
86/*ARGSUSED */
87uint64_t
88hv_mmu_fault_area_conf(void *raddr)
89{ return (0); }
90
91/*ARGSUSED*/
92uint64_t
93hv_mmu_unmap_perm_addr(void *vaddr, int ctx, int flags)
94{ return (0); }
95
96/*ARGSUSED*/
97uint64_t
98hv_set_ctx0(uint64_t ntsb_descriptor, uint64_t desc_ra)
99{ return (0); }
100
101/*ARGSUSED*/
102uint64_t
103hv_set_ctxnon0(uint64_t ntsb_descriptor, uint64_t desc_ra)
104{ return (0); }
105
106#ifdef SET_MMU_STATS
107/*ARGSUSED*/
108uint64_t
109hv_mmu_set_stat_area(uint64_t rstatarea, uint64_t size)
110{ return (0); }
111#endif /* SET_MMU_STATS */
112
113/*ARGSUSED*/
114uint64_t
115hv_cpu_qconf(int queue, uint64_t paddr, int size)
116{ return (0); }
117
118/*ARGSUSED*/
119uint64_t
120hvio_intr_devino_to_sysino(uint64_t dev_hdl, uint32_t devino, uint64_t *sysino)
121{ return (0); }
122
123/*ARGSUSED*/
124uint64_t
125hvio_intr_getvalid(uint64_t sysino, int *intr_valid_state)
126{ return (0); }
127
128/*ARGSUSED*/
129uint64_t
130hvio_intr_setvalid(uint64_t sysino, int intr_valid_state)
131{ return (0); }
132
133/*ARGSUSED*/
134uint64_t
135hvio_intr_getstate(uint64_t sysino, int *intr_state)
136{ return (0); }
137
138/*ARGSUSED*/
139uint64_t
140hvio_intr_setstate(uint64_t sysino, int intr_state)
141{ return (0); }
142
143/*ARGSUSED*/
144uint64_t
145hvio_intr_gettarget(uint64_t sysino, uint32_t *cpuid)
146{ return (0); }
147
148/*ARGSUSED*/
149uint64_t
150hvio_intr_settarget(uint64_t sysino, uint32_t cpuid)
151{ return (0); }
152
153uint64_t
154hv_cpu_yield(void)
155{ return (0); }
156
157/*ARGSUSED*/
158uint64_t
159hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state)
160{ return (0); }
161
162/*ARGSUSED*/
163uint64_t
164hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *minsize)
165{ return (0); }
166
167/*ARGSUSED*/
168uint64_t
169hv_mem_scrub(uint64_t real_addr, uint64_t length, uint64_t *scrubbed_len)
170{ return (0); }
171
172/*ARGSUSED*/
173uint64_t
174hv_mem_sync(uint64_t real_addr, uint64_t length, uint64_t *flushed_len)
175{ return (0); }
176
177/*ARGSUSED*/
178uint64_t
179hv_ttrace_buf_conf(uint64_t paddr, uint64_t size, uint64_t *size1)
180{ return (0); }
181
182/*ARGSUSED*/
183uint64_t
184hv_ttrace_buf_info(uint64_t *paddr, uint64_t *size)
185{ return (0); }
186
187/*ARGSUSED*/
188uint64_t
189hv_ttrace_enable(uint64_t enable, uint64_t *prev_enable)
190{ return (0); }
191
192/*ARGSUSED*/
193uint64_t
194hv_ttrace_freeze(uint64_t freeze, uint64_t *prev_freeze)
195{ return (0); }
196
197/*ARGSUSED*/
198uint64_t
199hv_mach_desc(uint64_t buffer_ra, uint64_t *buffer_sizep)
200{ return (0); }
201
202/*ARGSUSED*/
203uint64_t
204hv_ra2pa(uint64_t ra)
205{ return (0); }
206
207/*ARGSUSED*/
208uint64_t
209hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
210{ return (0); }
211
212/*ARGSUSED*/
213uint64_t
214hv_ldc_tx_qconf(uint64_t channel, uint64_t ra_base, uint64_t nentries)
215{ return (0); }
216
217/*ARGSUSED*/
218uint64_t
219hv_ldc_tx_qinfo(uint64_t channel, uint64_t *ra_base, uint64_t *nentries)
220{ return (0); }
221
222/*ARGSUSED*/
223uint64_t
224hv_ldc_tx_get_state(uint64_t channel,
225	uint64_t *headp, uint64_t *tailp, uint64_t *state)
226{ return (0); }
227
228/*ARGSUSED*/
229uint64_t
230hv_ldc_tx_set_qtail(uint64_t channel, uint64_t tail)
231{ return (0); }
232
233/*ARGSUSED*/
234uint64_t
235hv_ldc_rx_qconf(uint64_t channel, uint64_t ra_base, uint64_t nentries)
236{ return (0); }
237
238/*ARGSUSED*/
239uint64_t
240hv_ldc_rx_qinfo(uint64_t channel, uint64_t *ra_base, uint64_t *nentries)
241{ return (0); }
242
243/*ARGSUSED*/
244uint64_t
245hv_ldc_rx_get_state(uint64_t channel,
246	uint64_t *headp, uint64_t *tailp, uint64_t *state)
247{ return (0); }
248
249/*ARGSUSED*/
250uint64_t
251hv_ldc_rx_set_qhead(uint64_t channel, uint64_t head)
252{ return (0); }
253
254/*ARGSUSED*/
255uint64_t
256hv_ldc_send_msg(uint64_t channel, uint64_t msg_ra)
257{ return (0); }
258
259/*ARGSUSED*/
260uint64_t
261hv_ldc_set_map_table(uint64_t channel, uint64_t tbl_ra, uint64_t tbl_entries)
262{ return (0); }
263
264/*ARGSUSED*/
265uint64_t
266hv_ldc_copy(uint64_t channel, uint64_t request, uint64_t cookie,
267	uint64_t raddr, uint64_t length, uint64_t *lengthp)
268{ return (0); }
269
270/*ARGSUSED*/
271uint64_t
272hvldc_intr_getcookie(uint64_t dev_hdl, uint32_t devino, uint64_t *cookie)
273{ return (0); }
274
275/*ARGSUSED*/
276uint64_t
277hvldc_intr_setcookie(uint64_t dev_hdl, uint32_t devino, uint64_t cookie)
278{ return (0); }
279
280/*ARGSUSED*/
281uint64_t
282hvldc_intr_getvalid(uint64_t dev_hdl, uint32_t devino, int *intr_valid_state)
283{ return (0); }
284
285/*ARGSUSED*/
286uint64_t
287hvldc_intr_setvalid(uint64_t dev_hdl, uint32_t devino, int intr_valid_state)
288{ return (0); }
289
290/*ARGSUSED*/
291uint64_t
292hvldc_intr_getstate(uint64_t dev_hdl, uint32_t devino, int *intr_state)
293{ return (0); }
294
295/*ARGSUSED*/
296uint64_t
297hvldc_intr_setstate(uint64_t dev_hdl, uint32_t devino, int intr_state)
298{ return (0); }
299
300/*ARGSUSED*/
301uint64_t
302hvldc_intr_gettarget(uint64_t dev_hdl, uint32_t devino, uint32_t *cpuid)
303{ return (0); }
304
305/*ARGSUSED*/
306uint64_t
307hvldc_intr_settarget(uint64_t dev_hdl, uint32_t devino, uint32_t cpuid)
308{ return (0); }
309
310/*ARGSUSED*/
311uint64_t
312hv_api_get_version(uint64_t api_group, uint64_t *majorp, uint64_t *minorp)
313{ return (0); }
314
315/*ARGSUSED*/
316uint64_t
317hv_api_set_version(uint64_t api_group, uint64_t major, uint64_t minor,
318    uint64_t *supported_minor)
319{ return (0); }
320
321/*ARGSUSED*/
322uint64_t
323hv_tm_enable(uint64_t enable)
324{ return (0); }
325
326/*ARGSUSED*/
327uint64_t
328hv_mach_set_watchdog(uint64_t timeout, uint64_t *time_remaining)
329{ return (0); }
330
331/*ARGSUSED*/
332int64_t
333hv_cnwrite(uint64_t buf_ra, uint64_t count, uint64_t *retcount)
334{ return (0); }
335
336/*ARGSUSED*/
337int64_t
338hv_cnread(uint64_t buf_ra, uint64_t count, int64_t *retcount)
339{ return (0); }
340
341/*ARGSUSED*/
342uint64_t
343hv_soft_state_set(uint64_t state, uint64_t string)
344{ return (0); }
345
346/*ARGSUSED*/
347uint64_t
348hv_soft_state_get(uint64_t string, uint64_t *state)
349{ return (0); }uint64_t
350hv_guest_suspend(void)
351{ return (0); }
352
353/*ARGSUSED*/
354uint64_t
355hv_tick_set_npt(uint64_t npt)
356{ return (0); }
357
358/*ARGSUSED*/
359uint64_t
360hv_stick_set_npt(uint64_t npt)
361{ return (0); }
362
363/*ARGSUSED*/
364uint64_t
365hv_reboot_data_set(uint64_t buffer_ra, uint64_t buffer_len)
366{ return (0); }
367
368#else	/* lint || __lint */
369
370	/*
371	 * int hv_mach_exit(uint64_t exit_code)
372	 */
373	ENTRY(hv_mach_exit)
374	mov	HV_MACH_EXIT, %o5
375	ta	FAST_TRAP
376	retl
377	  nop
378	SET_SIZE(hv_mach_exit)
379
380	/*
381	 * uint64_t hv_mach_sir(void)
382	 */
383	ENTRY(hv_mach_sir)
384	mov	HV_MACH_SIR, %o5
385	ta	FAST_TRAP
386	retl
387	  nop
388	SET_SIZE(hv_mach_sir)
389
390	/*
391	 * hv_cpu_start(uint64_t cpuid, uint64_t pc, ui64_t rtba,
392	 *     uint64_t arg)
393	 */
394	ENTRY(hv_cpu_start)
395	mov	HV_CPU_START, %o5
396	ta	FAST_TRAP
397	retl
398	  nop
399	SET_SIZE(hv_cpu_start)
400
401	/*
402	 * hv_cpu_stop(uint64_t cpuid)
403	 */
404	ENTRY(hv_cpu_stop)
405	mov	HV_CPU_STOP, %o5
406	ta	FAST_TRAP
407	retl
408	  nop
409	SET_SIZE(hv_cpu_stop)
410
411	/*
412	 * hv_cpu_set_rtba(uint64_t *rtba)
413	 */
414	ENTRY(hv_cpu_set_rtba)
415	mov	%o0, %o2
416	ldx	[%o2], %o0
417	mov	HV_CPU_SET_RTBA, %o5
418	ta	FAST_TRAP
419	stx	%o1, [%o2]
420	retl
421	  nop
422	SET_SIZE(hv_cpu_set_rtba)
423
424	/*
425	 * int64_t hv_cnputchar(uint8_t ch)
426	 */
427	ENTRY(hv_cnputchar)
428	mov	CONS_PUTCHAR, %o5
429	ta	FAST_TRAP
430	retl
431	  nop
432	SET_SIZE(hv_cnputchar)
433
434	/*
435	 * int64_t hv_cngetchar(uint8_t *ch)
436	 */
437	ENTRY(hv_cngetchar)
438	mov	%o0, %o2
439	mov	CONS_GETCHAR, %o5
440	ta	FAST_TRAP
441	brnz,a	%o0, 1f		! failure, just return error
442	  nop
443
444	cmp	%o1, H_BREAK
445	be	1f
446	mov	%o1, %o0
447
448	cmp	%o1, H_HUP
449	be	1f
450	mov	%o1, %o0
451
452	stb	%o1, [%o2]	! success, save character and return 0
453	mov	0, %o0
4541:
455	retl
456	  nop
457	SET_SIZE(hv_cngetchar)
458
459	ENTRY(hv_tod_get)
460	mov	%o0, %o4
461	mov	TOD_GET, %o5
462	ta	FAST_TRAP
463	retl
464	  stx	%o1, [%o4]
465	SET_SIZE(hv_tod_get)
466
467	ENTRY(hv_tod_set)
468	mov	TOD_SET, %o5
469	ta	FAST_TRAP
470	retl
471	nop
472	SET_SIZE(hv_tod_set)
473
474	/*
475	 * Map permanent address
476	 * arg0 vaddr (%o0)
477	 * arg1 context (%o1)
478	 * arg2 tte (%o2)
479	 * arg3 flags (%o3)  0x1=d 0x2=i
480	 */
481	ENTRY(hv_mmu_map_perm_addr)
482	mov	MAP_PERM_ADDR, %o5
483	ta	FAST_TRAP
484	retl
485	nop
486	SET_SIZE(hv_mmu_map_perm_addr)
487
488	/*
489	 * hv_mmu_fault_area_conf(void *raddr)
490	 */
491	ENTRY(hv_mmu_fault_area_conf)
492	mov	%o0, %o2
493	ldx	[%o2], %o0
494	mov	MMU_SET_INFOPTR, %o5
495	ta	FAST_TRAP
496	stx	%o1, [%o2]
497	retl
498	  nop
499	SET_SIZE(hv_mmu_fault_area_conf)
500
501	/*
502	 * Unmap permanent address
503	 * arg0 vaddr (%o0)
504	 * arg1 context (%o1)
505	 * arg2 flags (%o2)  0x1=d 0x2=i
506	 */
507	ENTRY(hv_mmu_unmap_perm_addr)
508	mov	UNMAP_PERM_ADDR, %o5
509	ta	FAST_TRAP
510	retl
511	nop
512	SET_SIZE(hv_mmu_unmap_perm_addr)
513
514	/*
515	 * Set TSB for context 0
516	 * arg0 ntsb_descriptor (%o0)
517	 * arg1 desc_ra (%o1)
518	 */
519	ENTRY(hv_set_ctx0)
520	mov	MMU_TSB_CTX0, %o5
521	ta	FAST_TRAP
522	retl
523	nop
524	SET_SIZE(hv_set_ctx0)
525
526	/*
527	 * Set TSB for context non0
528	 * arg0 ntsb_descriptor (%o0)
529	 * arg1 desc_ra (%o1)
530	 */
531	ENTRY(hv_set_ctxnon0)
532	mov	MMU_TSB_CTXNON0, %o5
533	ta	FAST_TRAP
534	retl
535	nop
536	SET_SIZE(hv_set_ctxnon0)
537
538#ifdef SET_MMU_STATS
539	/*
540	 * Returns old stat area on success
541	 */
542	ENTRY(hv_mmu_set_stat_area)
543	mov	MMU_STAT_AREA, %o5
544	ta	FAST_TRAP
545	retl
546	nop
547	SET_SIZE(hv_mmu_set_stat_area)
548#endif /* SET_MMU_STATS */
549
550	/*
551	 * CPU Q Configure
552	 * arg0 queue (%o0)
553	 * arg1 Base address RA (%o1)
554	 * arg2 Size (%o2)
555	 */
556	ENTRY(hv_cpu_qconf)
557	mov	HV_CPU_QCONF, %o5
558	ta	FAST_TRAP
559	retl
560	nop
561	SET_SIZE(hv_cpu_qconf)
562
563	/*
564	 * arg0 - devhandle
565	 * arg1 - devino
566	 *
567	 * ret0 - status
568	 * ret1 - sysino
569	 */
570	ENTRY(hvio_intr_devino_to_sysino)
571	mov	HVIO_INTR_DEVINO2SYSINO, %o5
572	ta	FAST_TRAP
573	brz,a	%o0, 1f
574	stx	%o1, [%o2]
5751:	retl
576	nop
577	SET_SIZE(hvio_intr_devino_to_sysino)
578
579	/*
580	 * arg0 - sysino
581	 *
582	 * ret0 - status
583	 * ret1 - intr_valid_state
584	 */
585	ENTRY(hvio_intr_getvalid)
586	mov	%o1, %o2
587	mov	HVIO_INTR_GETVALID, %o5
588	ta	FAST_TRAP
589	brz,a	%o0, 1f
590	stuw	%o1, [%o2]
5911:	retl
592	nop
593	SET_SIZE(hvio_intr_getvalid)
594
595	/*
596	 * arg0 - sysino
597	 * arg1 - intr_valid_state
598	 *
599	 * ret0 - status
600	 */
601	ENTRY(hvio_intr_setvalid)
602	mov	HVIO_INTR_SETVALID, %o5
603	ta	FAST_TRAP
604	retl
605	nop
606	SET_SIZE(hvio_intr_setvalid)
607
608	/*
609	 * arg0 - sysino
610	 *
611	 * ret0 - status
612	 * ret1 - intr_state
613	 */
614	ENTRY(hvio_intr_getstate)
615	mov	%o1, %o2
616	mov	HVIO_INTR_GETSTATE, %o5
617	ta	FAST_TRAP
618	brz,a	%o0, 1f
619	stuw	%o1, [%o2]
6201:	retl
621	nop
622	SET_SIZE(hvio_intr_getstate)
623
624	/*
625	 * arg0 - sysino
626	 * arg1 - intr_state
627	 *
628	 * ret0 - status
629	 */
630	ENTRY(hvio_intr_setstate)
631	mov	HVIO_INTR_SETSTATE, %o5
632	ta	FAST_TRAP
633	retl
634	nop
635	SET_SIZE(hvio_intr_setstate)
636
637	/*
638	 * arg0 - sysino
639	 *
640	 * ret0 - status
641	 * ret1 - cpu_id
642	 */
643	ENTRY(hvio_intr_gettarget)
644	mov	%o1, %o2
645	mov	HVIO_INTR_GETTARGET, %o5
646	ta	FAST_TRAP
647	brz,a	%o0, 1f
648	stuw	%o1, [%o2]
6491:	retl
650	nop
651	SET_SIZE(hvio_intr_gettarget)
652
653	/*
654	 * arg0 - sysino
655	 * arg1 - cpu_id
656	 *
657	 * ret0 - status
658	 */
659	ENTRY(hvio_intr_settarget)
660	mov	HVIO_INTR_SETTARGET, %o5
661	ta	FAST_TRAP
662	retl
663	nop
664	SET_SIZE(hvio_intr_settarget)
665
666	/*
667	 * hv_cpu_yield(void)
668	 */
669	ENTRY(hv_cpu_yield)
670	mov	HV_CPU_YIELD, %o5
671	ta	FAST_TRAP
672	retl
673	nop
674	SET_SIZE(hv_cpu_yield)
675
676	/*
677	 * int hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state);
678	 */
679	ENTRY(hv_cpu_state)
680	mov	%o1, %o4			! save datap
681	mov	HV_CPU_STATE, %o5
682	ta	FAST_TRAP
683	brz,a	%o0, 1f
684	stx	%o1, [%o4]
6851:
686	retl
687	nop
688	SET_SIZE(hv_cpu_state)
689
690	/*
691	 * HV state dump zone Configure
692	 * arg0 real adrs of dump buffer (%o0)
693	 * arg1 size of dump buffer (%o1)
694	 * ret0 status (%o0)
695	 * ret1 size of buffer on success and min size on EINVAL (%o1)
696	 * hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *ret_size)
697	 */
698	ENTRY(hv_dump_buf_update)
699	mov	DUMP_BUF_UPDATE, %o5
700	ta	FAST_TRAP
701	retl
702	stx	%o1, [%o2]
703	SET_SIZE(hv_dump_buf_update)
704
705	/*
706	 * arg0 - timeout value (%o0)
707	 *
708	 * ret0 - status (%o0)
709	 * ret1 - time_remaining (%o1)
710	 * hv_mach_set_watchdog(uint64_t timeout, uint64_t *time_remaining)
711	 */
712	ENTRY(hv_mach_set_watchdog)
713	mov	%o1, %o2
714	mov	MACH_SET_WATCHDOG, %o5
715	ta	FAST_TRAP
716	retl
717	stx	%o1, [%o2]
718	SET_SIZE(hv_mach_set_watchdog)
719
720	/*
721	 * For memory scrub
722	 * int hv_mem_scrub(uint64_t real_addr, uint64_t length,
723	 * 	uint64_t *scrubbed_len);
724	 * Retun %o0 -- status
725	 *       %o1 -- bytes scrubbed
726	 */
727	ENTRY(hv_mem_scrub)
728	mov	%o2, %o4
729	mov	HV_MEM_SCRUB, %o5
730	ta	FAST_TRAP
731	retl
732	stx	%o1, [%o4]
733	SET_SIZE(hv_mem_scrub)
734
735	/*
736	 * Flush ecache
737	 * int hv_mem_sync(uint64_t real_addr, uint64_t length,
738	 * 	uint64_t *flushed_len);
739	 * Retun %o0 -- status
740	 *       %o1 -- bytes flushed
741	 */
742	ENTRY(hv_mem_sync)
743	mov	%o2, %o4
744	mov	HV_MEM_SYNC, %o5
745	ta	FAST_TRAP
746	retl
747	stx	%o1, [%o4]
748	SET_SIZE(hv_mem_sync)
749
750	/*
751	 * uint64_t hv_tm_enable(uint64_t enable)
752	 */
753	ENTRY(hv_tm_enable)
754	mov	HV_TM_ENABLE, %o5
755	ta	FAST_TRAP
756	retl
757	  nop
758	SET_SIZE(hv_tm_enable)
759
760	/*
761	 * TTRACE_BUF_CONF Configure
762	 * arg0 RA base of buffer (%o0)
763	 * arg1 buf size in no. of entries (%o1)
764	 * ret0 status (%o0)
765	 * ret1 minimum size in no. of entries on failure,
766	 * actual size in no. of entries on success (%o1)
767	 */
768	ENTRY(hv_ttrace_buf_conf)
769	mov	TTRACE_BUF_CONF, %o5
770	ta	FAST_TRAP
771	retl
772	stx	%o1, [%o2]
773	SET_SIZE(hv_ttrace_buf_conf)
774
775	 /*
776	 * TTRACE_BUF_INFO
777	 * ret0 status (%o0)
778	 * ret1 RA base of buffer (%o1)
779	 * ret2 size in no. of entries (%o2)
780	 */
781	ENTRY(hv_ttrace_buf_info)
782	mov	%o0, %o3
783	mov	%o1, %o4
784	mov	TTRACE_BUF_INFO, %o5
785	ta	FAST_TRAP
786	stx	%o1, [%o3]
787	retl
788	stx	%o2, [%o4]
789	SET_SIZE(hv_ttrace_buf_info)
790
791	/*
792	 * TTRACE_ENABLE
793	 * arg0 enable/ disable (%o0)
794	 * ret0 status (%o0)
795	 * ret1 previous enable state (%o1)
796	 */
797	ENTRY(hv_ttrace_enable)
798	mov	%o1, %o2
799	mov	TTRACE_ENABLE, %o5
800	ta	FAST_TRAP
801	retl
802	stx	%o1, [%o2]
803	SET_SIZE(hv_ttrace_enable)
804
805	/*
806	 * TTRACE_FREEZE
807	 * arg0 enable/ freeze (%o0)
808	 * ret0 status (%o0)
809	 * ret1 previous freeze state (%o1)
810	 */
811	ENTRY(hv_ttrace_freeze)
812	mov	%o1, %o2
813	mov	TTRACE_FREEZE, %o5
814	ta	FAST_TRAP
815	retl
816	stx	%o1, [%o2]
817	SET_SIZE(hv_ttrace_freeze)
818
819	/*
820	 * MACH_DESC
821	 * arg0 buffer real address
822	 * arg1 pointer to uint64_t for size of buffer
823	 * ret0 status
824	 * ret1 return required size of buffer / returned data size
825	 */
826	ENTRY(hv_mach_desc)
827	mov     %o1, %o4                ! save datap
828	ldx     [%o1], %o1
829	mov     HV_MACH_DESC, %o5
830	ta      FAST_TRAP
831	retl
832	stx   %o1, [%o4]
833	SET_SIZE(hv_mach_desc)
834
835	/*
836	 * hv_ra2pa(uint64_t ra)
837	 *
838	 * MACH_DESC
839	 * arg0 Real address to convert
840	 * ret0 Returned physical address or -1 on error
841	 */
842	ENTRY(hv_ra2pa)
843	mov	HV_RA2PA, %o5
844	ta	FAST_TRAP
845	cmp	%o0, 0
846	move	%xcc, %o1, %o0
847	movne	%xcc, -1, %o0
848	retl
849	nop
850	SET_SIZE(hv_ra2pa)
851
852	/*
853	 * hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
854	 *
855	 * MACH_DESC
856	 * arg0 OS function to call
857	 * arg1 First arg to OS function
858	 * arg2 Second arg to OS function
859	 * arg3 Third arg to OS function
860	 * ret0 Returned value from function
861	 */
862
863	ENTRY(hv_hpriv)
864	mov	HV_HPRIV, %o5
865	ta	FAST_TRAP
866	retl
867	nop
868	SET_SIZE(hv_hpriv)
869
870	/*
871         * hv_ldc_tx_qconf(uint64_t channel, uint64_t ra_base,
872	 *	uint64_t nentries);
873	 */
874	ENTRY(hv_ldc_tx_qconf)
875	mov     LDC_TX_QCONF, %o5
876	ta      FAST_TRAP
877	retl
878	  nop
879	SET_SIZE(hv_ldc_tx_qconf)
880
881
882	/*
883         * hv_ldc_tx_qinfo(uint64_t channel, uint64_t *ra_base,
884	 *	uint64_t *nentries);
885	 */
886	ENTRY(hv_ldc_tx_qinfo)
887	mov	%o1, %g1
888	mov	%o2, %g2
889	mov     LDC_TX_QINFO, %o5
890	ta      FAST_TRAP
891	stx     %o1, [%g1]
892	retl
893	  stx   %o2, [%g2]
894	SET_SIZE(hv_ldc_tx_qinfo)
895
896
897	/*
898	 * hv_ldc_tx_get_state(uint64_t channel,
899	 *	uint64_t *headp, uint64_t *tailp, uint64_t *state);
900	 */
901	ENTRY(hv_ldc_tx_get_state)
902	mov     LDC_TX_GET_STATE, %o5
903	mov     %o1, %g1
904	mov     %o2, %g2
905	mov     %o3, %g3
906	ta      FAST_TRAP
907	stx     %o1, [%g1]
908	stx     %o2, [%g2]
909	retl
910	  stx   %o3, [%g3]
911	SET_SIZE(hv_ldc_tx_get_state)
912
913
914	/*
915	 * hv_ldc_tx_set_qtail(uint64_t channel, uint64_t tail)
916	 */
917	ENTRY(hv_ldc_tx_set_qtail)
918	mov     LDC_TX_SET_QTAIL, %o5
919	ta      FAST_TRAP
920	retl
921	SET_SIZE(hv_ldc_tx_set_qtail)
922
923
924	/*
925         * hv_ldc_rx_qconf(uint64_t channel, uint64_t ra_base,
926	 *	uint64_t nentries);
927	 */
928	ENTRY(hv_ldc_rx_qconf)
929	mov     LDC_RX_QCONF, %o5
930	ta      FAST_TRAP
931	retl
932	  nop
933	SET_SIZE(hv_ldc_rx_qconf)
934
935
936	/*
937         * hv_ldc_rx_qinfo(uint64_t channel, uint64_t *ra_base,
938	 *	uint64_t *nentries);
939	 */
940	ENTRY(hv_ldc_rx_qinfo)
941	mov	%o1, %g1
942	mov	%o2, %g2
943	mov     LDC_RX_QINFO, %o5
944	ta      FAST_TRAP
945	stx     %o1, [%g1]
946	retl
947	  stx   %o2, [%g2]
948	SET_SIZE(hv_ldc_rx_qinfo)
949
950
951	/*
952	 * hv_ldc_rx_get_state(uint64_t channel,
953	 *	uint64_t *headp, uint64_t *tailp, uint64_t *state);
954	 */
955	ENTRY(hv_ldc_rx_get_state)
956	mov     LDC_RX_GET_STATE, %o5
957	mov     %o1, %g1
958	mov     %o2, %g2
959	mov     %o3, %g3
960	ta      FAST_TRAP
961	stx     %o1, [%g1]
962	stx     %o2, [%g2]
963	retl
964	  stx   %o3, [%g3]
965	SET_SIZE(hv_ldc_rx_get_state)
966
967
968	/*
969	 * hv_ldc_rx_set_qhead(uint64_t channel, uint64_t head)
970	 */
971	ENTRY(hv_ldc_rx_set_qhead)
972	mov     LDC_RX_SET_QHEAD, %o5
973	ta      FAST_TRAP
974	retl
975	SET_SIZE(hv_ldc_rx_set_qhead)
976
977	/*
978	 * hv_ldc_set_map_table(uint64_t channel, uint64_t tbl_ra,
979	 *		uint64_t tbl_entries)
980	 */
981	ENTRY(hv_ldc_set_map_table)
982	mov     LDC_SET_MAP_TABLE, %o5
983	ta      FAST_TRAP
984	retl
985	  nop
986	SET_SIZE(hv_ldc_set_map_table)
987
988
989	/*
990	 * hv_ldc_get_map_table(uint64_t channel, uint64_t *tbl_ra,
991	 *		uint64_t *tbl_entries)
992	 */
993	ENTRY(hv_ldc_get_map_table)
994	mov	%o1, %g1
995	mov	%o2, %g2
996	mov     LDC_GET_MAP_TABLE, %o5
997	ta      FAST_TRAP
998	stx     %o1, [%g1]
999	retl
1000	  stx     %o2, [%g2]
1001	SET_SIZE(hv_ldc_get_map_table)
1002
1003
1004	/*
1005	 * hv_ldc_copy(uint64_t channel, uint64_t request, uint64_t cookie,
1006	 *		uint64_t raddr, uint64_t length, uint64_t *lengthp);
1007	 */
1008	ENTRY(hv_ldc_copy)
1009	mov     %o5, %g1
1010	mov     LDC_COPY, %o5
1011	ta      FAST_TRAP
1012	retl
1013	  stx   %o1, [%g1]
1014	SET_SIZE(hv_ldc_copy)
1015
1016
1017	/*
1018	 * hv_ldc_mapin(uint64_t channel, uint64_t cookie, uint64_t *raddr,
1019	 *		uint64_t *perm)
1020	 */
1021	ENTRY(hv_ldc_mapin)
1022	mov	%o2, %g1
1023	mov	%o3, %g2
1024	mov     LDC_MAPIN, %o5
1025	ta      FAST_TRAP
1026	stx     %o1, [%g1]
1027	retl
1028	  stx     %o2, [%g2]
1029	SET_SIZE(hv_ldc_mapin)
1030
1031
1032	/*
1033	 * hv_ldc_unmap(uint64_t raddr)
1034	 */
1035	ENTRY(hv_ldc_unmap)
1036	mov     LDC_UNMAP, %o5
1037	ta      FAST_TRAP
1038	retl
1039	  nop
1040	SET_SIZE(hv_ldc_unmap)
1041
1042
1043	/*
1044	 * hv_ldc_revoke(uint64_t channel, uint64_t cookie,
1045	 *		 uint64_t revoke_cookie
1046	 */
1047	ENTRY(hv_ldc_revoke)
1048	mov     LDC_REVOKE, %o5
1049	ta      FAST_TRAP
1050	retl
1051	  nop
1052	SET_SIZE(hv_ldc_revoke)
1053
1054	/*
1055	 * hv_ldc_mapin_size_max(uint64_t tbl_type, uint64_t *sz)
1056	 */
1057	ENTRY(hv_ldc_mapin_size_max)
1058	mov	%o1, %g1
1059	mov     LDC_MAPIN_SIZE_MAX, %o5
1060	ta      FAST_TRAP
1061	retl
1062	  stx     %o1, [%g1]
1063	SET_SIZE(hv_ldc_mapin_size_max)
1064
1065	/*
1066	 * hvldc_intr_getcookie(uint64_t dev_hdl, uint32_t devino,
1067	 *			uint64_t *cookie);
1068	 */
1069	ENTRY(hvldc_intr_getcookie)
1070	mov	%o2, %g1
1071	mov     VINTR_GET_COOKIE, %o5
1072	ta      FAST_TRAP
1073	retl
1074	  stx   %o1, [%g1]
1075	SET_SIZE(hvldc_intr_getcookie)
1076
1077	/*
1078	 * hvldc_intr_setcookie(uint64_t dev_hdl, uint32_t devino,
1079	 *			uint64_t cookie);
1080	 */
1081	ENTRY(hvldc_intr_setcookie)
1082	mov     VINTR_SET_COOKIE, %o5
1083	ta      FAST_TRAP
1084	retl
1085	  nop
1086	SET_SIZE(hvldc_intr_setcookie)
1087
1088
1089	/*
1090	 * hvldc_intr_getvalid(uint64_t dev_hdl, uint32_t devino,
1091	 *			int *intr_valid_state);
1092	 */
1093	ENTRY(hvldc_intr_getvalid)
1094	mov	%o2, %g1
1095	mov     VINTR_GET_VALID, %o5
1096	ta      FAST_TRAP
1097	retl
1098	  stuw   %o1, [%g1]
1099	SET_SIZE(hvldc_intr_getvalid)
1100
1101	/*
1102	 * hvldc_intr_setvalid(uint64_t dev_hdl, uint32_t devino,
1103	 *			int intr_valid_state);
1104	 */
1105	ENTRY(hvldc_intr_setvalid)
1106	mov     VINTR_SET_VALID, %o5
1107	ta      FAST_TRAP
1108	retl
1109	  nop
1110	SET_SIZE(hvldc_intr_setvalid)
1111
1112	/*
1113	 * hvldc_intr_getstate(uint64_t dev_hdl, uint32_t devino,
1114	 *			int *intr_state);
1115	 */
1116	ENTRY(hvldc_intr_getstate)
1117	mov	%o2, %g1
1118	mov     VINTR_GET_STATE, %o5
1119	ta      FAST_TRAP
1120	retl
1121	  stuw   %o1, [%g1]
1122	SET_SIZE(hvldc_intr_getstate)
1123
1124	/*
1125	 * hvldc_intr_setstate(uint64_t dev_hdl, uint32_t devino,
1126	 *			int intr_state);
1127	 */
1128	ENTRY(hvldc_intr_setstate)
1129	mov     VINTR_SET_STATE, %o5
1130	ta      FAST_TRAP
1131	retl
1132	  nop
1133	SET_SIZE(hvldc_intr_setstate)
1134
1135	/*
1136	 * hvldc_intr_gettarget(uint64_t dev_hdl, uint32_t devino,
1137	 *			uint32_t *cpuid);
1138	 */
1139	ENTRY(hvldc_intr_gettarget)
1140	mov	%o2, %g1
1141	mov     VINTR_GET_TARGET, %o5
1142	ta      FAST_TRAP
1143	retl
1144	  stuw   %o1, [%g1]
1145	SET_SIZE(hvldc_intr_gettarget)
1146
1147	/*
1148	 * hvldc_intr_settarget(uint64_t dev_hdl, uint32_t devino,
1149	 *			uint32_t cpuid);
1150	 */
1151	ENTRY(hvldc_intr_settarget)
1152	mov     VINTR_SET_TARGET, %o5
1153	ta      FAST_TRAP
1154	retl
1155	  nop
1156	SET_SIZE(hvldc_intr_settarget)
1157
1158	/*
1159	 * hv_api_get_version(uint64_t api_group, uint64_t *majorp,
1160	 *			uint64_t *minorp)
1161	 *
1162	 * API_GET_VERSION
1163	 * arg0 API group
1164	 * ret0 status
1165	 * ret1 major number
1166	 * ret2 minor number
1167	 */
1168	ENTRY(hv_api_get_version)
1169	mov	%o1, %o3
1170	mov	%o2, %o4
1171	mov	API_GET_VERSION, %o5
1172	ta	CORE_TRAP
1173	stx	%o1, [%o3]
1174	retl
1175	  stx	%o2, [%o4]
1176	SET_SIZE(hv_api_get_version)
1177
1178	/*
1179	 * hv_api_set_version(uint64_t api_group, uint64_t major,
1180	 *			uint64_t minor, uint64_t *supported_minor)
1181	 *
1182	 * API_SET_VERSION
1183	 * arg0 API group
1184	 * arg1 major number
1185	 * arg2 requested minor number
1186	 * ret0 status
1187	 * ret1 actual minor number
1188	 */
1189	ENTRY(hv_api_set_version)
1190	mov	%o3, %o4
1191	mov	API_SET_VERSION, %o5
1192	ta	CORE_TRAP
1193	retl
1194	  stx	%o1, [%o4]
1195	SET_SIZE(hv_api_set_version)
1196
1197	/*
1198	 * %o0 - buffer real address
1199	 * %o1 - buffer size
1200	 * %o2 - &characters written
1201	 * returns
1202	 * 	status
1203	 */
1204	ENTRY(hv_cnwrite)
1205	mov	CONS_WRITE, %o5
1206	ta	FAST_TRAP
1207	retl
1208	stx	%o1, [%o2]
1209	SET_SIZE(hv_cnwrite)
1210
1211	/*
1212	 * %o0 character buffer ra
1213	 * %o1 buffer size
1214	 * %o2 pointer to returned size
1215	 * return values:
1216	 * 0 success
1217	 * hv_errno failure
1218	 */
1219	ENTRY(hv_cnread)
1220	mov	CONS_READ, %o5
1221	ta	FAST_TRAP
1222	brnz,a	%o0, 1f		! failure, just return error
1223	nop
1224
1225	cmp	%o1, H_BREAK
1226	be	1f
1227	mov	%o1, %o0
1228
1229	cmp	%o1, H_HUP
1230	be	1f
1231	mov	%o1, %o0
1232
1233	stx	%o1, [%o2]	! success, save count and return 0
1234	mov	0, %o0
12351:
1236	retl
1237	nop
1238	SET_SIZE(hv_cnread)
1239
1240	/*
1241	 * SOFT_STATE_SET
1242	 * arg0 state (%o0)
1243	 * arg1 string (%o1)
1244	 * ret0 status (%o0)
1245	 */
1246	ENTRY(hv_soft_state_set)
1247	mov	SOFT_STATE_SET, %o5
1248	ta	FAST_TRAP
1249	retl
1250	nop
1251	SET_SIZE(hv_soft_state_set)
1252
1253	/*
1254	 * SOFT_STATE_GET
1255	 * arg0 string buffer (%o0)
1256	 * ret0 status (%o0)
1257	 * ret1 current state (%o1)
1258	 */
1259	ENTRY(hv_soft_state_get)
1260	mov	%o1, %o2
1261	mov	SOFT_STATE_GET, %o5
1262	ta	FAST_TRAP
1263	retl
1264	stx	%o1, [%o2]
1265	SET_SIZE(hv_soft_state_get)
1266
1267	ENTRY(hv_guest_suspend)
1268	mov	GUEST_SUSPEND, %o5
1269	ta	FAST_TRAP
1270	retl
1271	nop
1272	SET_SIZE(hv_guest_suspend)
1273
1274	ENTRY(hv_tick_set_npt)
1275	mov	TICK_SET_NPT, %o5
1276	ta	FAST_TRAP
1277	retl
1278	nop
1279	SET_SIZE(hv_tick_set_npt)
1280
1281	ENTRY(hv_stick_set_npt)
1282	mov	STICK_SET_NPT, %o5
1283	ta	FAST_TRAP
1284	retl
1285	nop
1286	SET_SIZE(hv_stick_set_npt)
1287
1288	/*
1289	 * REBOOT_DATA_SET
1290	 * arg0 buffer real address
1291	 * arg1 buffer length
1292	 * ret0 status
1293	 */
1294	ENTRY(hv_reboot_data_set)
1295	mov	HV_REBOOT_DATA_SET, %o5
1296	ta	FAST_TRAP
1297	retl
1298	nop
1299	SET_SIZE(hv_reboot_data_set)
1300
1301#endif	/* lint || __lint */
1302