xref: /titanic_41/usr/src/uts/sun4v/ml/hcall.s (revision 0f1702c5201310f0529cd5abb77652e5e9b241b6)
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 2008 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27/*
28 * Hypervisor calls
29 */
30
31#include <sys/asm_linkage.h>
32#include <sys/machasi.h>
33#include <sys/machparam.h>
34#include <sys/hypervisor_api.h>
35
36#if defined(lint) || defined(__lint)
37
38/*ARGSUSED*/
39uint64_t
40hv_mach_exit(uint64_t exit_code)
41{ return (0); }
42
43uint64_t
44hv_mach_sir(void)
45{ return (0); }
46
47/*ARGSUSED*/
48uint64_t
49hv_cpu_start(uint64_t cpuid, uint64_t pc, uint64_t rtba, uint64_t arg)
50{ return (0); }
51
52/*ARGSUSED*/
53uint64_t
54hv_cpu_stop(uint64_t cpuid)
55{ return (0); }
56
57/*ARGSUSED*/
58uint64_t
59hv_cpu_set_rtba(uint64_t *rtba)
60{ return (0); }
61
62/*ARGSUSED*/
63int64_t
64hv_cnputchar(uint8_t ch)
65{ return (0); }
66
67/*ARGSUSED*/
68int64_t
69hv_cngetchar(uint8_t *ch)
70{ return (0); }
71
72/*ARGSUSED*/
73uint64_t
74hv_tod_get(uint64_t *seconds)
75{ return (0); }
76
77/*ARGSUSED*/
78uint64_t
79hv_tod_set(uint64_t seconds)
80{ return (0);}
81
82/*ARGSUSED*/
83uint64_t
84hv_mmu_map_perm_addr(void *vaddr, int ctx, uint64_t tte, int flags)
85{ return (0); }
86
87/*ARGSUSED */
88uint64_t
89hv_mmu_fault_area_conf(void *raddr)
90{ return (0); }
91
92/*ARGSUSED*/
93uint64_t
94hv_mmu_unmap_perm_addr(void *vaddr, int ctx, int flags)
95{ return (0); }
96
97/*ARGSUSED*/
98uint64_t
99hv_set_ctx0(uint64_t ntsb_descriptor, uint64_t desc_ra)
100{ return (0); }
101
102/*ARGSUSED*/
103uint64_t
104hv_set_ctxnon0(uint64_t ntsb_descriptor, uint64_t desc_ra)
105{ return (0); }
106
107#ifdef SET_MMU_STATS
108/*ARGSUSED*/
109uint64_t
110hv_mmu_set_stat_area(uint64_t rstatarea, uint64_t size)
111{ return (0); }
112#endif /* SET_MMU_STATS */
113
114/*ARGSUSED*/
115uint64_t
116hv_cpu_qconf(int queue, uint64_t paddr, int size)
117{ return (0); }
118
119/*ARGSUSED*/
120uint64_t
121hvio_intr_devino_to_sysino(uint64_t dev_hdl, uint32_t devino, uint64_t *sysino)
122{ return (0); }
123
124/*ARGSUSED*/
125uint64_t
126hvio_intr_getvalid(uint64_t sysino, int *intr_valid_state)
127{ return (0); }
128
129/*ARGSUSED*/
130uint64_t
131hvio_intr_setvalid(uint64_t sysino, int intr_valid_state)
132{ return (0); }
133
134/*ARGSUSED*/
135uint64_t
136hvio_intr_getstate(uint64_t sysino, int *intr_state)
137{ return (0); }
138
139/*ARGSUSED*/
140uint64_t
141hvio_intr_setstate(uint64_t sysino, int intr_state)
142{ return (0); }
143
144/*ARGSUSED*/
145uint64_t
146hvio_intr_gettarget(uint64_t sysino, uint32_t *cpuid)
147{ return (0); }
148
149/*ARGSUSED*/
150uint64_t
151hvio_intr_settarget(uint64_t sysino, uint32_t cpuid)
152{ return (0); }
153
154uint64_t
155hv_cpu_yield(void)
156{ return (0); }
157
158/*ARGSUSED*/
159uint64_t
160hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state)
161{ return (0); }
162
163/*ARGSUSED*/
164uint64_t
165hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *minsize)
166{ return (0); }
167
168/*ARGSUSED*/
169uint64_t
170hv_mem_scrub(uint64_t real_addr, uint64_t length, uint64_t *scrubbed_len)
171{ return (0); }
172
173/*ARGSUSED*/
174uint64_t
175hv_mem_sync(uint64_t real_addr, uint64_t length, uint64_t *flushed_len)
176{ return (0); }
177
178/*ARGSUSED*/
179uint64_t
180hv_ttrace_buf_conf(uint64_t paddr, uint64_t size, uint64_t *size1)
181{ return (0); }
182
183/*ARGSUSED*/
184uint64_t
185hv_ttrace_buf_info(uint64_t *paddr, uint64_t *size)
186{ return (0); }
187
188/*ARGSUSED*/
189uint64_t
190hv_ttrace_enable(uint64_t enable, uint64_t *prev_enable)
191{ return (0); }
192
193/*ARGSUSED*/
194uint64_t
195hv_ttrace_freeze(uint64_t freeze, uint64_t *prev_freeze)
196{ return (0); }
197
198/*ARGSUSED*/
199uint64_t
200hv_mach_desc(uint64_t buffer_ra, uint64_t *buffer_sizep)
201{ return (0); }
202
203/*ARGSUSED*/
204uint64_t
205hv_ra2pa(uint64_t ra)
206{ return (0); }
207
208/*ARGSUSED*/
209uint64_t
210hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
211{ return (0); }
212
213/*ARGSUSED*/
214uint64_t
215hv_ldc_tx_qconf(uint64_t channel, uint64_t ra_base, uint64_t nentries)
216{ return (0); }
217
218/*ARGSUSED*/
219uint64_t
220hv_ldc_tx_qinfo(uint64_t channel, uint64_t *ra_base, uint64_t *nentries)
221{ return (0); }
222
223/*ARGSUSED*/
224uint64_t
225hv_ldc_tx_get_state(uint64_t channel,
226	uint64_t *headp, uint64_t *tailp, uint64_t *state)
227{ return (0); }
228
229/*ARGSUSED*/
230uint64_t
231hv_ldc_tx_set_qtail(uint64_t channel, uint64_t tail)
232{ return (0); }
233
234/*ARGSUSED*/
235uint64_t
236hv_ldc_rx_qconf(uint64_t channel, uint64_t ra_base, uint64_t nentries)
237{ return (0); }
238
239/*ARGSUSED*/
240uint64_t
241hv_ldc_rx_qinfo(uint64_t channel, uint64_t *ra_base, uint64_t *nentries)
242{ return (0); }
243
244/*ARGSUSED*/
245uint64_t
246hv_ldc_rx_get_state(uint64_t channel,
247	uint64_t *headp, uint64_t *tailp, uint64_t *state)
248{ return (0); }
249
250/*ARGSUSED*/
251uint64_t
252hv_ldc_rx_set_qhead(uint64_t channel, uint64_t head)
253{ return (0); }
254
255/*ARGSUSED*/
256uint64_t
257hv_ldc_send_msg(uint64_t channel, uint64_t msg_ra)
258{ return (0); }
259
260/*ARGSUSED*/
261uint64_t
262hv_ldc_set_map_table(uint64_t channel, uint64_t tbl_ra, uint64_t tbl_entries)
263{ return (0); }
264
265/*ARGSUSED*/
266uint64_t
267hv_ldc_copy(uint64_t channel, uint64_t request, uint64_t cookie,
268	uint64_t raddr, uint64_t length, uint64_t *lengthp)
269{ return (0); }
270
271/*ARGSUSED*/
272uint64_t
273hvldc_intr_getcookie(uint64_t dev_hdl, uint32_t devino, uint64_t *cookie)
274{ return (0); }
275
276/*ARGSUSED*/
277uint64_t
278hvldc_intr_setcookie(uint64_t dev_hdl, uint32_t devino, uint64_t cookie)
279{ return (0); }
280
281/*ARGSUSED*/
282uint64_t
283hvldc_intr_getvalid(uint64_t dev_hdl, uint32_t devino, int *intr_valid_state)
284{ return (0); }
285
286/*ARGSUSED*/
287uint64_t
288hvldc_intr_setvalid(uint64_t dev_hdl, uint32_t devino, int intr_valid_state)
289{ return (0); }
290
291/*ARGSUSED*/
292uint64_t
293hvldc_intr_getstate(uint64_t dev_hdl, uint32_t devino, int *intr_state)
294{ return (0); }
295
296/*ARGSUSED*/
297uint64_t
298hvldc_intr_setstate(uint64_t dev_hdl, uint32_t devino, int intr_state)
299{ return (0); }
300
301/*ARGSUSED*/
302uint64_t
303hvldc_intr_gettarget(uint64_t dev_hdl, uint32_t devino, uint32_t *cpuid)
304{ return (0); }
305
306/*ARGSUSED*/
307uint64_t
308hvldc_intr_settarget(uint64_t dev_hdl, uint32_t devino, uint32_t cpuid)
309{ return (0); }
310
311/*ARGSUSED*/
312uint64_t
313hv_api_get_version(uint64_t api_group, uint64_t *majorp, uint64_t *minorp)
314{ return (0); }
315
316/*ARGSUSED*/
317uint64_t
318hv_api_set_version(uint64_t api_group, uint64_t major, uint64_t minor,
319    uint64_t *supported_minor)
320{ return (0); }
321
322/*ARGSUSED*/
323uint64_t
324hv_mem_iflush(uint64_t real_addr, uint64_t length, uint64_t *flushed_len)
325{ return (0); }
326
327/*ARGSUSED*/
328uint64_t
329hv_mem_iflush_all()
330{ return (0); }
331
332/*ARGSUSED*/
333uint64_t
334hv_tm_enable(uint64_t enable)
335{ return (0); }
336
337/*ARGSUSED*/
338uint64_t
339hv_mach_set_watchdog(uint64_t timeout, uint64_t *time_remaining)
340{ return (0); }
341
342/*ARGSUSED*/
343int64_t
344hv_cnwrite(uint64_t buf_ra, uint64_t count, uint64_t *retcount)
345{ return (0); }
346
347/*ARGSUSED*/
348int64_t
349hv_cnread(uint64_t buf_ra, uint64_t count, int64_t *retcount)
350{ return (0); }
351
352/*ARGSUSED*/
353uint64_t
354hv_soft_state_set(uint64_t state, uint64_t string)
355{ return (0); }
356
357/*ARGSUSED*/
358uint64_t
359hv_soft_state_get(uint64_t string, uint64_t *state)
360{ return (0); }
361
362#else	/* lint || __lint */
363
364	/*
365	 * int hv_mach_exit(uint64_t exit_code)
366	 */
367	ENTRY(hv_mach_exit)
368	mov	HV_MACH_EXIT, %o5
369	ta	FAST_TRAP
370	retl
371	  nop
372	SET_SIZE(hv_mach_exit)
373
374	/*
375	 * uint64_t hv_mach_sir(void)
376	 */
377	ENTRY(hv_mach_sir)
378	mov	HV_MACH_SIR, %o5
379	ta	FAST_TRAP
380	retl
381	  nop
382	SET_SIZE(hv_mach_sir)
383
384	/*
385	 * hv_cpu_start(uint64_t cpuid, uint64_t pc, ui64_t rtba,
386	 *     uint64_t arg)
387	 */
388	ENTRY(hv_cpu_start)
389	mov	HV_CPU_START, %o5
390	ta	FAST_TRAP
391	retl
392	  nop
393	SET_SIZE(hv_cpu_start)
394
395	/*
396	 * hv_cpu_stop(uint64_t cpuid)
397	 */
398	ENTRY(hv_cpu_stop)
399	mov	HV_CPU_STOP, %o5
400	ta	FAST_TRAP
401	retl
402	  nop
403	SET_SIZE(hv_cpu_stop)
404
405	/*
406	 * hv_cpu_set_rtba(uint64_t *rtba)
407	 */
408	ENTRY(hv_cpu_set_rtba)
409	mov	%o0, %o2
410	ldx	[%o2], %o0
411	mov	HV_CPU_SET_RTBA, %o5
412	ta	FAST_TRAP
413	stx	%o1, [%o2]
414	retl
415	  nop
416	SET_SIZE(hv_cpu_set_rtba)
417
418	/*
419	 * int64_t hv_cnputchar(uint8_t ch)
420	 */
421	ENTRY(hv_cnputchar)
422	mov	CONS_PUTCHAR, %o5
423	ta	FAST_TRAP
424	retl
425	  nop
426	SET_SIZE(hv_cnputchar)
427
428	/*
429	 * int64_t hv_cngetchar(uint8_t *ch)
430	 */
431	ENTRY(hv_cngetchar)
432	mov	%o0, %o2
433	mov	CONS_GETCHAR, %o5
434	ta	FAST_TRAP
435	brnz,a	%o0, 1f		! failure, just return error
436	  nop
437
438	cmp	%o1, H_BREAK
439	be	1f
440	mov	%o1, %o0
441
442	cmp	%o1, H_HUP
443	be	1f
444	mov	%o1, %o0
445
446	stb	%o1, [%o2]	! success, save character and return 0
447	mov	0, %o0
4481:
449	retl
450	  nop
451	SET_SIZE(hv_cngetchar)
452
453	ENTRY(hv_tod_get)
454	mov	%o0, %o4
455	mov	TOD_GET, %o5
456	ta	FAST_TRAP
457	retl
458	  stx	%o1, [%o4]
459	SET_SIZE(hv_tod_get)
460
461	ENTRY(hv_tod_set)
462	mov	TOD_SET, %o5
463	ta	FAST_TRAP
464	retl
465	nop
466	SET_SIZE(hv_tod_set)
467
468	/*
469	 * Map permanent address
470	 * arg0 vaddr (%o0)
471	 * arg1 context (%o1)
472	 * arg2 tte (%o2)
473	 * arg3 flags (%o3)  0x1=d 0x2=i
474	 */
475	ENTRY(hv_mmu_map_perm_addr)
476	mov	MAP_PERM_ADDR, %o5
477	ta	FAST_TRAP
478	retl
479	nop
480	SET_SIZE(hv_mmu_map_perm_addr)
481
482	/*
483	 * hv_mmu_fault_area_conf(void *raddr)
484	 */
485	ENTRY(hv_mmu_fault_area_conf)
486	mov	%o0, %o2
487	ldx	[%o2], %o0
488	mov	MMU_SET_INFOPTR, %o5
489	ta	FAST_TRAP
490	stx	%o1, [%o2]
491	retl
492	  nop
493	SET_SIZE(hv_mmu_fault_area_conf)
494
495	/*
496	 * Unmap permanent address
497	 * arg0 vaddr (%o0)
498	 * arg1 context (%o1)
499	 * arg2 flags (%o2)  0x1=d 0x2=i
500	 */
501	ENTRY(hv_mmu_unmap_perm_addr)
502	mov	UNMAP_PERM_ADDR, %o5
503	ta	FAST_TRAP
504	retl
505	nop
506	SET_SIZE(hv_mmu_unmap_perm_addr)
507
508	/*
509	 * Set TSB for context 0
510	 * arg0 ntsb_descriptor (%o0)
511	 * arg1 desc_ra (%o1)
512	 */
513	ENTRY(hv_set_ctx0)
514	mov	MMU_TSB_CTX0, %o5
515	ta	FAST_TRAP
516	retl
517	nop
518	SET_SIZE(hv_set_ctx0)
519
520	/*
521	 * Set TSB for context non0
522	 * arg0 ntsb_descriptor (%o0)
523	 * arg1 desc_ra (%o1)
524	 */
525	ENTRY(hv_set_ctxnon0)
526	mov	MMU_TSB_CTXNON0, %o5
527	ta	FAST_TRAP
528	retl
529	nop
530	SET_SIZE(hv_set_ctxnon0)
531
532#ifdef SET_MMU_STATS
533	/*
534	 * Returns old stat area on success
535	 */
536	ENTRY(hv_mmu_set_stat_area)
537	mov	MMU_STAT_AREA, %o5
538	ta	FAST_TRAP
539	retl
540	nop
541	SET_SIZE(hv_mmu_set_stat_area)
542#endif /* SET_MMU_STATS */
543
544	/*
545	 * CPU Q Configure
546	 * arg0 queue (%o0)
547	 * arg1 Base address RA (%o1)
548	 * arg2 Size (%o2)
549	 */
550	ENTRY(hv_cpu_qconf)
551	mov	HV_CPU_QCONF, %o5
552	ta	FAST_TRAP
553	retl
554	nop
555	SET_SIZE(hv_cpu_qconf)
556
557	/*
558	 * arg0 - devhandle
559	 * arg1 - devino
560	 *
561	 * ret0 - status
562	 * ret1 - sysino
563	 */
564	ENTRY(hvio_intr_devino_to_sysino)
565	mov	HVIO_INTR_DEVINO2SYSINO, %o5
566	ta	FAST_TRAP
567	brz,a	%o0, 1f
568	stx	%o1, [%o2]
5691:	retl
570	nop
571	SET_SIZE(hvio_intr_devino_to_sysino)
572
573	/*
574	 * arg0 - sysino
575	 *
576	 * ret0 - status
577	 * ret1 - intr_valid_state
578	 */
579	ENTRY(hvio_intr_getvalid)
580	mov	%o1, %o2
581	mov	HVIO_INTR_GETVALID, %o5
582	ta	FAST_TRAP
583	brz,a	%o0, 1f
584	stuw	%o1, [%o2]
5851:	retl
586	nop
587	SET_SIZE(hvio_intr_getvalid)
588
589	/*
590	 * arg0 - sysino
591	 * arg1 - intr_valid_state
592	 *
593	 * ret0 - status
594	 */
595	ENTRY(hvio_intr_setvalid)
596	mov	HVIO_INTR_SETVALID, %o5
597	ta	FAST_TRAP
598	retl
599	nop
600	SET_SIZE(hvio_intr_setvalid)
601
602	/*
603	 * arg0 - sysino
604	 *
605	 * ret0 - status
606	 * ret1 - intr_state
607	 */
608	ENTRY(hvio_intr_getstate)
609	mov	%o1, %o2
610	mov	HVIO_INTR_GETSTATE, %o5
611	ta	FAST_TRAP
612	brz,a	%o0, 1f
613	stuw	%o1, [%o2]
6141:	retl
615	nop
616	SET_SIZE(hvio_intr_getstate)
617
618	/*
619	 * arg0 - sysino
620	 * arg1 - intr_state
621	 *
622	 * ret0 - status
623	 */
624	ENTRY(hvio_intr_setstate)
625	mov	HVIO_INTR_SETSTATE, %o5
626	ta	FAST_TRAP
627	retl
628	nop
629	SET_SIZE(hvio_intr_setstate)
630
631	/*
632	 * arg0 - sysino
633	 *
634	 * ret0 - status
635	 * ret1 - cpu_id
636	 */
637	ENTRY(hvio_intr_gettarget)
638	mov	%o1, %o2
639	mov	HVIO_INTR_GETTARGET, %o5
640	ta	FAST_TRAP
641	brz,a	%o0, 1f
642	stuw	%o1, [%o2]
6431:	retl
644	nop
645	SET_SIZE(hvio_intr_gettarget)
646
647	/*
648	 * arg0 - sysino
649	 * arg1 - cpu_id
650	 *
651	 * ret0 - status
652	 */
653	ENTRY(hvio_intr_settarget)
654	mov	HVIO_INTR_SETTARGET, %o5
655	ta	FAST_TRAP
656	retl
657	nop
658	SET_SIZE(hvio_intr_settarget)
659
660	/*
661	 * hv_cpu_yield(void)
662	 */
663	ENTRY(hv_cpu_yield)
664	mov	HV_CPU_YIELD, %o5
665	ta	FAST_TRAP
666	retl
667	nop
668	SET_SIZE(hv_cpu_yield)
669
670	/*
671	 * int hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state);
672	 */
673	ENTRY(hv_cpu_state)
674	mov	%o1, %o4			! save datap
675	mov	HV_CPU_STATE, %o5
676	ta	FAST_TRAP
677	brz,a	%o0, 1f
678	stx	%o1, [%o4]
6791:
680	retl
681	nop
682	SET_SIZE(hv_cpu_state)
683
684	/*
685	 * HV state dump zone Configure
686	 * arg0 real adrs of dump buffer (%o0)
687	 * arg1 size of dump buffer (%o1)
688	 * ret0 status (%o0)
689	 * ret1 size of buffer on success and min size on EINVAL (%o1)
690	 * hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *ret_size)
691	 */
692	ENTRY(hv_dump_buf_update)
693	mov	DUMP_BUF_UPDATE, %o5
694	ta	FAST_TRAP
695	retl
696	stx	%o1, [%o2]
697	SET_SIZE(hv_dump_buf_update)
698
699	/*
700	 * arg0 - timeout value (%o0)
701	 *
702	 * ret0 - status (%o0)
703	 * ret1 - time_remaining (%o1)
704	 * hv_mach_set_watchdog(uint64_t timeout, uint64_t *time_remaining)
705	 */
706	ENTRY(hv_mach_set_watchdog)
707	mov	%o1, %o2
708	mov	MACH_SET_WATCHDOG, %o5
709	ta	FAST_TRAP
710	retl
711	stx	%o1, [%o2]
712	SET_SIZE(hv_mach_set_watchdog)
713
714	/*
715	 * For memory scrub
716	 * int hv_mem_scrub(uint64_t real_addr, uint64_t length,
717	 * 	uint64_t *scrubbed_len);
718	 * Retun %o0 -- status
719	 *       %o1 -- bytes scrubbed
720	 */
721	ENTRY(hv_mem_scrub)
722	mov	%o2, %o4
723	mov	HV_MEM_SCRUB, %o5
724	ta	FAST_TRAP
725	retl
726	stx	%o1, [%o4]
727	SET_SIZE(hv_mem_scrub)
728
729	/*
730	 * Flush ecache
731	 * int hv_mem_sync(uint64_t real_addr, uint64_t length,
732	 * 	uint64_t *flushed_len);
733	 * Retun %o0 -- status
734	 *       %o1 -- bytes flushed
735	 */
736	ENTRY(hv_mem_sync)
737	mov	%o2, %o4
738	mov	HV_MEM_SYNC, %o5
739	ta	FAST_TRAP
740	retl
741	stx	%o1, [%o4]
742	SET_SIZE(hv_mem_sync)
743
744	/*
745	 * HV_MEM_IFLUSH
746	 * 	arg0 memory real address
747	 * 	arg1 flush length
748	 *	ret0 status
749	 *	ret1 flushed length
750	 *
751	 */
752	ENTRY(hv_mem_iflush)
753	mov	%o2, %o4
754	mov	HV_MEM_IFLUSH, %o5
755	ta	FAST_TRAP
756	retl
757	stx	%o1, [%o4]
758	SET_SIZE(hv_mem_iflush)
759
760	/*
761	 * HV_MEM_IFLUSH_ALL
762	 *	ret0 status
763	 */
764	ENTRY(hv_mem_iflush_all)
765	mov	HV_MEM_IFLUSH_ALL, %o5
766	ta	FAST_TRAP
767	retl
768	nop
769	SET_SIZE(hv_mem_iflush_all)
770
771	/*
772	 * uint64_t hv_rk_tm_enable(uint64_t enable)
773	 */
774	ENTRY(hv_tm_enable)
775	mov	HV_TM_ENABLE, %o5
776	ta	FAST_TRAP
777	retl
778	  nop
779	SET_SIZE(hv_tm_enable)
780
781	/*
782	 * TTRACE_BUF_CONF Configure
783	 * arg0 RA base of buffer (%o0)
784	 * arg1 buf size in no. of entries (%o1)
785	 * ret0 status (%o0)
786	 * ret1 minimum size in no. of entries on failure,
787	 * actual size in no. of entries on success (%o1)
788	 */
789	ENTRY(hv_ttrace_buf_conf)
790	mov	TTRACE_BUF_CONF, %o5
791	ta	FAST_TRAP
792	retl
793	stx	%o1, [%o2]
794	SET_SIZE(hv_ttrace_buf_conf)
795
796	 /*
797	 * TTRACE_BUF_INFO
798	 * ret0 status (%o0)
799	 * ret1 RA base of buffer (%o1)
800	 * ret2 size in no. of entries (%o2)
801	 */
802	ENTRY(hv_ttrace_buf_info)
803	mov	%o0, %o3
804	mov	%o1, %o4
805	mov	TTRACE_BUF_INFO, %o5
806	ta	FAST_TRAP
807	stx	%o1, [%o3]
808	retl
809	stx	%o2, [%o4]
810	SET_SIZE(hv_ttrace_buf_info)
811
812	/*
813	 * TTRACE_ENABLE
814	 * arg0 enable/ disable (%o0)
815	 * ret0 status (%o0)
816	 * ret1 previous enable state (%o1)
817	 */
818	ENTRY(hv_ttrace_enable)
819	mov	%o1, %o2
820	mov	TTRACE_ENABLE, %o5
821	ta	FAST_TRAP
822	retl
823	stx	%o1, [%o2]
824	SET_SIZE(hv_ttrace_enable)
825
826	/*
827	 * TTRACE_FREEZE
828	 * arg0 enable/ freeze (%o0)
829	 * ret0 status (%o0)
830	 * ret1 previous freeze state (%o1)
831	 */
832	ENTRY(hv_ttrace_freeze)
833	mov	%o1, %o2
834	mov	TTRACE_FREEZE, %o5
835	ta	FAST_TRAP
836	retl
837	stx	%o1, [%o2]
838	SET_SIZE(hv_ttrace_freeze)
839
840	/*
841	 * MACH_DESC
842	 * arg0 buffer real address
843	 * arg1 pointer to uint64_t for size of buffer
844	 * ret0 status
845	 * ret1 return required size of buffer / returned data size
846	 */
847	ENTRY(hv_mach_desc)
848	mov     %o1, %o4                ! save datap
849	ldx     [%o1], %o1
850	mov     HV_MACH_DESC, %o5
851	ta      FAST_TRAP
852	retl
853	stx   %o1, [%o4]
854	SET_SIZE(hv_mach_desc)
855
856	/*
857	 * hv_ra2pa(uint64_t ra)
858	 *
859	 * MACH_DESC
860	 * arg0 Real address to convert
861	 * ret0 Returned physical address or -1 on error
862	 */
863	ENTRY(hv_ra2pa)
864	mov	HV_RA2PA, %o5
865	ta	FAST_TRAP
866	cmp	%o0, 0
867	move	%xcc, %o1, %o0
868	movne	%xcc, -1, %o0
869	retl
870	nop
871	SET_SIZE(hv_ra2pa)
872
873	/*
874	 * hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
875	 *
876	 * MACH_DESC
877	 * arg0 OS function to call
878	 * arg1 First arg to OS function
879	 * arg2 Second arg to OS function
880	 * arg3 Third arg to OS function
881	 * ret0 Returned value from function
882	 */
883
884	ENTRY(hv_hpriv)
885	mov	HV_HPRIV, %o5
886	ta	FAST_TRAP
887	retl
888	nop
889	SET_SIZE(hv_hpriv)
890
891	/*
892         * hv_ldc_tx_qconf(uint64_t channel, uint64_t ra_base,
893	 *	uint64_t nentries);
894	 */
895	ENTRY(hv_ldc_tx_qconf)
896	mov     LDC_TX_QCONF, %o5
897	ta      FAST_TRAP
898	retl
899	  nop
900	SET_SIZE(hv_ldc_tx_qconf)
901
902
903	/*
904         * hv_ldc_tx_qinfo(uint64_t channel, uint64_t *ra_base,
905	 *	uint64_t *nentries);
906	 */
907	ENTRY(hv_ldc_tx_qinfo)
908	mov	%o1, %g1
909	mov	%o2, %g2
910	mov     LDC_TX_QINFO, %o5
911	ta      FAST_TRAP
912	stx     %o1, [%g1]
913	retl
914	  stx   %o2, [%g2]
915	SET_SIZE(hv_ldc_tx_qinfo)
916
917
918	/*
919	 * hv_ldc_tx_get_state(uint64_t channel,
920	 *	uint64_t *headp, uint64_t *tailp, uint64_t *state);
921	 */
922	ENTRY(hv_ldc_tx_get_state)
923	mov     LDC_TX_GET_STATE, %o5
924	mov     %o1, %g1
925	mov     %o2, %g2
926	mov     %o3, %g3
927	ta      FAST_TRAP
928	stx     %o1, [%g1]
929	stx     %o2, [%g2]
930	retl
931	  stx   %o3, [%g3]
932	SET_SIZE(hv_ldc_tx_get_state)
933
934
935	/*
936	 * hv_ldc_tx_set_qtail(uint64_t channel, uint64_t tail)
937	 */
938	ENTRY(hv_ldc_tx_set_qtail)
939	mov     LDC_TX_SET_QTAIL, %o5
940	ta      FAST_TRAP
941	retl
942	SET_SIZE(hv_ldc_tx_set_qtail)
943
944
945	/*
946         * hv_ldc_rx_qconf(uint64_t channel, uint64_t ra_base,
947	 *	uint64_t nentries);
948	 */
949	ENTRY(hv_ldc_rx_qconf)
950	mov     LDC_RX_QCONF, %o5
951	ta      FAST_TRAP
952	retl
953	  nop
954	SET_SIZE(hv_ldc_rx_qconf)
955
956
957	/*
958         * hv_ldc_rx_qinfo(uint64_t channel, uint64_t *ra_base,
959	 *	uint64_t *nentries);
960	 */
961	ENTRY(hv_ldc_rx_qinfo)
962	mov	%o1, %g1
963	mov	%o2, %g2
964	mov     LDC_RX_QINFO, %o5
965	ta      FAST_TRAP
966	stx     %o1, [%g1]
967	retl
968	  stx   %o2, [%g2]
969	SET_SIZE(hv_ldc_rx_qinfo)
970
971
972	/*
973	 * hv_ldc_rx_get_state(uint64_t channel,
974	 *	uint64_t *headp, uint64_t *tailp, uint64_t *state);
975	 */
976	ENTRY(hv_ldc_rx_get_state)
977	mov     LDC_RX_GET_STATE, %o5
978	mov     %o1, %g1
979	mov     %o2, %g2
980	mov     %o3, %g3
981	ta      FAST_TRAP
982	stx     %o1, [%g1]
983	stx     %o2, [%g2]
984	retl
985	  stx   %o3, [%g3]
986	SET_SIZE(hv_ldc_rx_get_state)
987
988
989	/*
990	 * hv_ldc_rx_set_qhead(uint64_t channel, uint64_t head)
991	 */
992	ENTRY(hv_ldc_rx_set_qhead)
993	mov     LDC_RX_SET_QHEAD, %o5
994	ta      FAST_TRAP
995	retl
996	SET_SIZE(hv_ldc_rx_set_qhead)
997
998	/*
999	 * hv_ldc_set_map_table(uint64_t channel, uint64_t tbl_ra,
1000	 *		uint64_t tbl_entries)
1001	 */
1002	ENTRY(hv_ldc_set_map_table)
1003	mov     LDC_SET_MAP_TABLE, %o5
1004	ta      FAST_TRAP
1005	retl
1006	  nop
1007	SET_SIZE(hv_ldc_set_map_table)
1008
1009
1010	/*
1011	 * hv_ldc_get_map_table(uint64_t channel, uint64_t *tbl_ra,
1012	 *		uint64_t *tbl_entries)
1013	 */
1014	ENTRY(hv_ldc_get_map_table)
1015	mov	%o1, %g1
1016	mov	%o2, %g2
1017	mov     LDC_GET_MAP_TABLE, %o5
1018	ta      FAST_TRAP
1019	stx     %o1, [%g1]
1020	retl
1021	  stx     %o2, [%g2]
1022	SET_SIZE(hv_ldc_get_map_table)
1023
1024
1025	/*
1026	 * hv_ldc_copy(uint64_t channel, uint64_t request, uint64_t cookie,
1027	 *		uint64_t raddr, uint64_t length, uint64_t *lengthp);
1028	 */
1029	ENTRY(hv_ldc_copy)
1030	mov     %o5, %g1
1031	mov     LDC_COPY, %o5
1032	ta      FAST_TRAP
1033	retl
1034	  stx   %o1, [%g1]
1035	SET_SIZE(hv_ldc_copy)
1036
1037
1038	/*
1039	 * hv_ldc_mapin(uint64_t channel, uint64_t cookie, uint64_t *raddr,
1040	 *		uint64_t *perm)
1041	 */
1042	ENTRY(hv_ldc_mapin)
1043	mov	%o2, %g1
1044	mov	%o3, %g2
1045	mov     LDC_MAPIN, %o5
1046	ta      FAST_TRAP
1047	stx     %o1, [%g1]
1048	retl
1049	  stx     %o2, [%g2]
1050	SET_SIZE(hv_ldc_mapin)
1051
1052
1053	/*
1054	 * hv_ldc_unmap(uint64_t raddr)
1055	 */
1056	ENTRY(hv_ldc_unmap)
1057	mov     LDC_UNMAP, %o5
1058	ta      FAST_TRAP
1059	retl
1060	  nop
1061	SET_SIZE(hv_ldc_unmap)
1062
1063
1064	/*
1065	 * hv_ldc_revoke(uint64_t channel, uint64_t cookie,
1066	 *		 uint64_t revoke_cookie
1067	 */
1068	ENTRY(hv_ldc_revoke)
1069	mov     LDC_REVOKE, %o5
1070	ta      FAST_TRAP
1071	retl
1072	  nop
1073	SET_SIZE(hv_ldc_revoke)
1074
1075
1076	/*
1077	 * hvldc_intr_getcookie(uint64_t dev_hdl, uint32_t devino,
1078	 *			uint64_t *cookie);
1079	 */
1080	ENTRY(hvldc_intr_getcookie)
1081	mov	%o2, %g1
1082	mov     VINTR_GET_COOKIE, %o5
1083	ta      FAST_TRAP
1084	retl
1085	  stx   %o1, [%g1]
1086	SET_SIZE(hvldc_intr_getcookie)
1087
1088	/*
1089	 * hvldc_intr_setcookie(uint64_t dev_hdl, uint32_t devino,
1090	 *			uint64_t cookie);
1091	 */
1092	ENTRY(hvldc_intr_setcookie)
1093	mov     VINTR_SET_COOKIE, %o5
1094	ta      FAST_TRAP
1095	retl
1096	  nop
1097	SET_SIZE(hvldc_intr_setcookie)
1098
1099
1100	/*
1101	 * hvldc_intr_getvalid(uint64_t dev_hdl, uint32_t devino,
1102	 *			int *intr_valid_state);
1103	 */
1104	ENTRY(hvldc_intr_getvalid)
1105	mov	%o2, %g1
1106	mov     VINTR_GET_VALID, %o5
1107	ta      FAST_TRAP
1108	retl
1109	  stuw   %o1, [%g1]
1110	SET_SIZE(hvldc_intr_getvalid)
1111
1112	/*
1113	 * hvldc_intr_setvalid(uint64_t dev_hdl, uint32_t devino,
1114	 *			int intr_valid_state);
1115	 */
1116	ENTRY(hvldc_intr_setvalid)
1117	mov     VINTR_SET_VALID, %o5
1118	ta      FAST_TRAP
1119	retl
1120	  nop
1121	SET_SIZE(hvldc_intr_setvalid)
1122
1123	/*
1124	 * hvldc_intr_getstate(uint64_t dev_hdl, uint32_t devino,
1125	 *			int *intr_state);
1126	 */
1127	ENTRY(hvldc_intr_getstate)
1128	mov	%o2, %g1
1129	mov     VINTR_GET_STATE, %o5
1130	ta      FAST_TRAP
1131	retl
1132	  stuw   %o1, [%g1]
1133	SET_SIZE(hvldc_intr_getstate)
1134
1135	/*
1136	 * hvldc_intr_setstate(uint64_t dev_hdl, uint32_t devino,
1137	 *			int intr_state);
1138	 */
1139	ENTRY(hvldc_intr_setstate)
1140	mov     VINTR_SET_STATE, %o5
1141	ta      FAST_TRAP
1142	retl
1143	  nop
1144	SET_SIZE(hvldc_intr_setstate)
1145
1146	/*
1147	 * hvldc_intr_gettarget(uint64_t dev_hdl, uint32_t devino,
1148	 *			uint32_t *cpuid);
1149	 */
1150	ENTRY(hvldc_intr_gettarget)
1151	mov	%o2, %g1
1152	mov     VINTR_GET_TARGET, %o5
1153	ta      FAST_TRAP
1154	retl
1155	  stuw   %o1, [%g1]
1156	SET_SIZE(hvldc_intr_gettarget)
1157
1158	/*
1159	 * hvldc_intr_settarget(uint64_t dev_hdl, uint32_t devino,
1160	 *			uint32_t cpuid);
1161	 */
1162	ENTRY(hvldc_intr_settarget)
1163	mov     VINTR_SET_TARGET, %o5
1164	ta      FAST_TRAP
1165	retl
1166	  nop
1167	SET_SIZE(hvldc_intr_settarget)
1168
1169	/*
1170	 * hv_api_get_version(uint64_t api_group, uint64_t *majorp,
1171	 *			uint64_t *minorp)
1172	 *
1173	 * API_GET_VERSION
1174	 * arg0 API group
1175	 * ret0 status
1176	 * ret1 major number
1177	 * ret2 minor number
1178	 */
1179	ENTRY(hv_api_get_version)
1180	mov	%o1, %o3
1181	mov	%o2, %o4
1182	mov	API_GET_VERSION, %o5
1183	ta	CORE_TRAP
1184	stx	%o1, [%o3]
1185	retl
1186	  stx	%o2, [%o4]
1187	SET_SIZE(hv_api_get_version)
1188
1189	/*
1190	 * hv_api_set_version(uint64_t api_group, uint64_t major,
1191	 *			uint64_t minor, uint64_t *supported_minor)
1192	 *
1193	 * API_SET_VERSION
1194	 * arg0 API group
1195	 * arg1 major number
1196	 * arg2 requested minor number
1197	 * ret0 status
1198	 * ret1 actual minor number
1199	 */
1200	ENTRY(hv_api_set_version)
1201	mov	%o3, %o4
1202	mov	API_SET_VERSION, %o5
1203	ta	CORE_TRAP
1204	retl
1205	  stx	%o1, [%o4]
1206	SET_SIZE(hv_api_set_version)
1207
1208	/*
1209	 * %o0 - buffer real address
1210	 * %o1 - buffer size
1211	 * %o2 - &characters written
1212	 * returns
1213	 * 	status
1214	 */
1215	ENTRY(hv_cnwrite)
1216	mov	CONS_WRITE, %o5
1217	ta	FAST_TRAP
1218	retl
1219	stx	%o1, [%o2]
1220	SET_SIZE(hv_cnwrite)
1221
1222	/*
1223	 * %o0 character buffer ra
1224	 * %o1 buffer size
1225	 * %o2 pointer to returned size
1226	 * return values:
1227	 * 0 success
1228	 * hv_errno failure
1229	 */
1230	ENTRY(hv_cnread)
1231	mov	CONS_READ, %o5
1232	ta	FAST_TRAP
1233	brnz,a	%o0, 1f		! failure, just return error
1234	nop
1235
1236	cmp	%o1, H_BREAK
1237	be	1f
1238	mov	%o1, %o0
1239
1240	cmp	%o1, H_HUP
1241	be	1f
1242	mov	%o1, %o0
1243
1244	stx	%o1, [%o2]	! success, save count and return 0
1245	mov	0, %o0
12461:
1247	retl
1248	nop
1249	SET_SIZE(hv_cnread)
1250
1251	/*
1252	 * SOFT_STATE_SET
1253	 * arg0 state (%o0)
1254	 * arg1 string (%o1)
1255	 * ret0 status (%o0)
1256	 */
1257	ENTRY(hv_soft_state_set)
1258	mov	SOFT_STATE_SET, %o5
1259	ta	FAST_TRAP
1260	retl
1261	nop
1262	SET_SIZE(hv_soft_state_set)
1263
1264	/*
1265	 * SOFT_STATE_GET
1266	 * arg0 string buffer (%o0)
1267	 * ret0 status (%o0)
1268	 * ret1 current state (%o1)
1269	 */
1270	ENTRY(hv_soft_state_get)
1271	mov	%o1, %o2
1272	mov	SOFT_STATE_GET, %o5
1273	ta	FAST_TRAP
1274	retl
1275	stx	%o1, [%o2]
1276	SET_SIZE(hv_soft_state_get)
1277
1278#endif	/* lint || __lint */
1279