xref: /titanic_44/usr/src/uts/sun4v/ml/hcall.s (revision a0e56b0eb1fdc159ff8348ca0e77d884bb7d126b)
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 2006 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29/*
30 * Hypervisor calls
31 */
32
33#include <sys/asm_linkage.h>
34#include <sys/machasi.h>
35#include <sys/machparam.h>
36#include <sys/hypervisor_api.h>
37
38#if defined(lint) || defined(__lint)
39
40/*ARGSUSED*/
41uint64_t
42hv_mach_exit(uint64_t exit_code)
43{ return (0); }
44
45uint64_t
46hv_mach_sir(void)
47{ return (0); }
48
49/*ARGSUSED*/
50uint64_t
51hv_cpu_start(uint64_t cpuid, uint64_t pc, uint64_t rtba, uint64_t arg)
52{ return (0); }
53
54/*ARGSUSED*/
55uint64_t
56hv_cpu_stop(uint64_t cpuid)
57{ return (0); }
58
59/*ARGSUSED*/
60uint64_t
61hv_cpu_set_rtba(uint64_t *rtba)
62{ return (0); }
63
64/*ARGSUSED*/
65int64_t
66hv_cnputchar(uint8_t ch)
67{ return (0); }
68
69/*ARGSUSED*/
70int64_t
71hv_cngetchar(uint8_t *ch)
72{ return (0); }
73
74/*ARGSUSED*/
75uint64_t
76hv_tod_get(uint64_t *seconds)
77{ return (0); }
78
79/*ARGSUSED*/
80uint64_t
81hv_tod_set(uint64_t seconds)
82{ return (0);}
83
84/*ARGSUSED*/
85uint64_t
86hv_mmu_map_perm_addr(void *vaddr, int ctx, uint64_t tte, int flags)
87{ return (0); }
88
89/*ARGSUSED */
90uint64_t
91hv_mmu_fault_area_conf(void *raddr)
92{ return (0); }
93
94/*ARGSUSED*/
95uint64_t
96hv_mmu_unmap_perm_addr(void *vaddr, int ctx, int flags)
97{ return (0); }
98
99/*ARGSUSED*/
100uint64_t
101hv_set_ctx0(uint64_t ntsb_descriptor, uint64_t desc_ra)
102{ return (0); }
103
104/*ARGSUSED*/
105uint64_t
106hv_set_ctxnon0(uint64_t ntsb_descriptor, uint64_t desc_ra)
107{ return (0); }
108
109#ifdef SET_MMU_STATS
110/*ARGSUSED*/
111uint64_t
112hv_mmu_set_stat_area(uint64_t rstatarea, uint64_t size)
113{ return (0); }
114#endif /* SET_MMU_STATS */
115
116/*ARGSUSED*/
117uint64_t
118hv_cpu_qconf(int queue, uint64_t paddr, int size)
119{ return (0); }
120
121/*ARGSUSED*/
122uint64_t
123hvio_intr_devino_to_sysino(uint64_t dev_hdl, uint32_t devino, uint64_t *sysino)
124{ return (0); }
125
126/*ARGSUSED*/
127uint64_t
128hvio_intr_getvalid(uint64_t sysino, int *intr_valid_state)
129{ return (0); }
130
131/*ARGSUSED*/
132uint64_t
133hvio_intr_setvalid(uint64_t sysino, int intr_valid_state)
134{ return (0); }
135
136/*ARGSUSED*/
137uint64_t
138hvio_intr_getstate(uint64_t sysino, int *intr_state)
139{ return (0); }
140
141/*ARGSUSED*/
142uint64_t
143hvio_intr_setstate(uint64_t sysino, int intr_state)
144{ return (0); }
145
146/*ARGSUSED*/
147uint64_t
148hvio_intr_gettarget(uint64_t sysino, uint32_t *cpuid)
149{ return (0); }
150
151/*ARGSUSED*/
152uint64_t
153hvio_intr_settarget(uint64_t sysino, uint32_t cpuid)
154{ return (0); }
155
156uint64_t
157hv_cpu_yield(void)
158{ return (0); }
159
160/*ARGSUSED*/
161uint64_t
162hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state)
163{ return (0); }
164
165/*ARGSUSED*/
166uint64_t
167hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *minsize)
168{ return (0); }
169
170/*ARGSUSED*/
171uint64_t
172hv_mem_scrub(uint64_t real_addr, uint64_t length, uint64_t *scrubbed_len)
173{ return (0); }
174
175/*ARGSUSED*/
176uint64_t
177hv_mem_sync(uint64_t real_addr, uint64_t length, uint64_t *flushed_len)
178{ return (0); }
179
180/*ARGSUSED*/
181uint64_t
182hv_ttrace_buf_conf(uint64_t paddr, uint64_t size, uint64_t *size1)
183{ return (0); }
184
185/*ARGSUSED*/
186uint64_t
187hv_ttrace_buf_info(uint64_t *paddr, uint64_t *size)
188{ return (0); }
189
190/*ARGSUSED*/
191uint64_t
192hv_ttrace_enable(uint64_t enable, uint64_t *prev_enable)
193{ return (0); }
194
195/*ARGSUSED*/
196uint64_t
197hv_ttrace_freeze(uint64_t freeze, uint64_t *prev_freeze)
198{ return (0); }
199
200/*ARGSUSED*/
201uint64_t
202hv_mach_desc(uint64_t buffer_ra, uint64_t *buffer_sizep)
203{ return (0); }
204
205/*ARGSUSED*/
206uint64_t
207hv_ra2pa(uint64_t ra)
208{ return (0); }
209
210/*ARGSUSED*/
211uint64_t
212hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
213{ return (0); }
214
215/*ARGSUSED*/
216uint64_t
217hv_ldc_tx_qconf(uint64_t channel, uint64_t ra_base, uint64_t nentries)
218{ return (0); }
219
220/*ARGSUSED*/
221uint64_t
222hv_ldc_tx_qinfo(uint64_t channel, uint64_t *ra_base, uint64_t *nentries)
223{ return (0); }
224
225/*ARGSUSED*/
226uint64_t
227hv_ldc_tx_get_state(uint64_t channel,
228	uint64_t *headp, uint64_t *tailp, uint64_t *state)
229{ return (0); }
230
231/*ARGSUSED*/
232uint64_t
233hv_ldc_tx_set_qtail(uint64_t channel, uint64_t tail)
234{ return (0); }
235
236/*ARGSUSED*/
237uint64_t
238hv_ldc_rx_qconf(uint64_t channel, uint64_t ra_base, uint64_t nentries)
239{ return (0); }
240
241/*ARGSUSED*/
242uint64_t
243hv_ldc_rx_qinfo(uint64_t channel, uint64_t *ra_base, uint64_t *nentries)
244{ return (0); }
245
246/*ARGSUSED*/
247uint64_t
248hv_ldc_rx_get_state(uint64_t channel,
249	uint64_t *headp, uint64_t *tailp, uint64_t *state)
250{ return (0); }
251
252/*ARGSUSED*/
253uint64_t
254hv_ldc_rx_set_qhead(uint64_t channel, uint64_t head)
255{ return (0); }
256
257/*ARGSUSED*/
258uint64_t
259hv_ldc_send_msg(uint64_t channel, uint64_t msg_ra)
260{ return (0); }
261
262/*ARGSUSED*/
263uint64_t
264hv_ldc_set_map_table(uint64_t channel, uint64_t tbl_ra, uint64_t tbl_entries)
265{ return (0); }
266
267/*ARGSUSED*/
268uint64_t
269hv_ldc_copy(uint64_t channel, uint64_t request, uint64_t cookie,
270	uint64_t raddr, uint64_t length, uint64_t *lengthp)
271{ return (0); }
272
273/*ARGSUSED*/
274uint64_t
275hvldc_intr_getcookie(uint64_t dev_hdl, uint32_t devino, uint64_t *cookie)
276{ return (0); }
277
278/*ARGSUSED*/
279uint64_t
280hvldc_intr_setcookie(uint64_t dev_hdl, uint32_t devino, uint64_t cookie)
281{ return (0); }
282
283/*ARGSUSED*/
284uint64_t
285hvldc_intr_getvalid(uint64_t dev_hdl, uint32_t devino, int *intr_valid_state)
286{ return (0); }
287
288/*ARGSUSED*/
289uint64_t
290hvldc_intr_setvalid(uint64_t dev_hdl, uint32_t devino, int intr_valid_state)
291{ return (0); }
292
293/*ARGSUSED*/
294uint64_t
295hvldc_intr_getstate(uint64_t dev_hdl, uint32_t devino, int *intr_state)
296{ return (0); }
297
298/*ARGSUSED*/
299uint64_t
300hvldc_intr_setstate(uint64_t dev_hdl, uint32_t devino, int intr_state)
301{ return (0); }
302
303/*ARGSUSED*/
304uint64_t
305hvldc_intr_gettarget(uint64_t dev_hdl, uint32_t devino, uint32_t *cpuid)
306{ return (0); }
307
308/*ARGSUSED*/
309uint64_t
310hvldc_intr_settarget(uint64_t dev_hdl, uint32_t devino, uint32_t cpuid)
311{ return (0); }
312
313/*ARGSUSED*/
314uint64_t
315hv_api_get_version(uint64_t api_group, uint64_t *majorp, uint64_t *minorp)
316{ return (0); }
317
318/*ARGSUSED*/
319uint64_t
320hv_api_set_version(uint64_t api_group, uint64_t major, uint64_t minor,
321    uint64_t *supported_minor)
322{ return (0); }
323
324/*ARGSUSED*/
325uint64_t
326hv_mach_set_watchdog(uint64_t timeout, uint64_t *time_remaining)
327{ return (0); }
328
329/*ARGSUSED*/
330int64_t
331hv_cnwrite(uint64_t buf_ra, uint64_t count, uint64_t *retcount)
332{ return (0); }
333
334/*ARGSUSED*/
335int64_t
336hv_cnread(uint64_t buf_ra, uint64_t count, int64_t *retcount)
337{ return (0); }
338
339#else	/* lint || __lint */
340
341	/*
342	 * int hv_mach_exit(uint64_t exit_code)
343	 */
344	ENTRY(hv_mach_exit)
345	mov	HV_MACH_EXIT, %o5
346	ta	FAST_TRAP
347	retl
348	  nop
349	SET_SIZE(hv_mach_exit)
350
351	/*
352	 * uint64_t hv_mach_sir(void)
353	 */
354	ENTRY(hv_mach_sir)
355	mov	HV_MACH_SIR, %o5
356	ta	FAST_TRAP
357	retl
358	  nop
359	SET_SIZE(hv_mach_sir)
360
361	/*
362	 * hv_cpu_start(uint64_t cpuid, uint64_t pc, ui64_t rtba,
363	 *     uint64_t arg)
364	 */
365	ENTRY(hv_cpu_start)
366	mov	HV_CPU_START, %o5
367	ta	FAST_TRAP
368	retl
369	  nop
370	SET_SIZE(hv_cpu_start)
371
372	/*
373	 * hv_cpu_stop(uint64_t cpuid)
374	 */
375	ENTRY(hv_cpu_stop)
376	mov	HV_CPU_STOP, %o5
377	ta	FAST_TRAP
378	retl
379	  nop
380	SET_SIZE(hv_cpu_stop)
381
382	/*
383	 * hv_cpu_set_rtba(uint64_t *rtba)
384	 */
385	ENTRY(hv_cpu_set_rtba)
386	mov	%o0, %o2
387	ldx	[%o2], %o0
388	mov	HV_CPU_SET_RTBA, %o5
389	ta	FAST_TRAP
390	stx	%o1, [%o2]
391	retl
392	  nop
393	SET_SIZE(hv_cpu_set_rtba)
394
395	/*
396	 * int64_t hv_cnputchar(uint8_t ch)
397	 */
398	ENTRY(hv_cnputchar)
399	mov	CONS_PUTCHAR, %o5
400	ta	FAST_TRAP
401	retl
402	  nop
403	SET_SIZE(hv_cnputchar)
404
405	/*
406	 * int64_t hv_cngetchar(uint8_t *ch)
407	 */
408	ENTRY(hv_cngetchar)
409	mov	%o0, %o2
410	mov	CONS_GETCHAR, %o5
411	ta	FAST_TRAP
412	brnz,a	%o0, 1f		! failure, just return error
413	  nop
414
415	cmp	%o1, H_BREAK
416	be	1f
417	mov	%o1, %o0
418
419	cmp	%o1, H_HUP
420	be	1f
421	mov	%o1, %o0
422
423	stb	%o1, [%o2]	! success, save character and return 0
424	mov	0, %o0
4251:
426	retl
427	  nop
428	SET_SIZE(hv_cngetchar)
429
430	ENTRY(hv_tod_get)
431	mov	%o0, %o4
432	mov	TOD_GET, %o5
433	ta	FAST_TRAP
434	retl
435	  stx	%o1, [%o4]
436	SET_SIZE(hv_tod_get)
437
438	ENTRY(hv_tod_set)
439	mov	TOD_SET, %o5
440	ta	FAST_TRAP
441	retl
442	nop
443	SET_SIZE(hv_tod_set)
444
445	/*
446	 * Map permanent address
447	 * arg0 vaddr (%o0)
448	 * arg1 context (%o1)
449	 * arg2 tte (%o2)
450	 * arg3 flags (%o3)  0x1=d 0x2=i
451	 */
452	ENTRY(hv_mmu_map_perm_addr)
453	mov	MAP_PERM_ADDR, %o5
454	ta	FAST_TRAP
455	retl
456	nop
457	SET_SIZE(hv_mmu_map_perm_addr)
458
459	/*
460	 * hv_mmu_fault_area_conf(void *raddr)
461	 */
462	ENTRY(hv_mmu_fault_area_conf)
463	mov	%o0, %o2
464	ldx	[%o2], %o0
465	mov	MMU_SET_INFOPTR, %o5
466	ta	FAST_TRAP
467	stx	%o1, [%o2]
468	retl
469	  nop
470	SET_SIZE(hv_mmu_fault_area_conf)
471
472	/*
473	 * Unmap permanent address
474	 * arg0 vaddr (%o0)
475	 * arg1 context (%o1)
476	 * arg2 flags (%o2)  0x1=d 0x2=i
477	 */
478	ENTRY(hv_mmu_unmap_perm_addr)
479	mov	UNMAP_PERM_ADDR, %o5
480	ta	FAST_TRAP
481	retl
482	nop
483	SET_SIZE(hv_mmu_unmap_perm_addr)
484
485	/*
486	 * Set TSB for context 0
487	 * arg0 ntsb_descriptor (%o0)
488	 * arg1 desc_ra (%o1)
489	 */
490	ENTRY(hv_set_ctx0)
491	mov	MMU_TSB_CTX0, %o5
492	ta	FAST_TRAP
493	retl
494	nop
495	SET_SIZE(hv_set_ctx0)
496
497	/*
498	 * Set TSB for context non0
499	 * arg0 ntsb_descriptor (%o0)
500	 * arg1 desc_ra (%o1)
501	 */
502	ENTRY(hv_set_ctxnon0)
503	mov	MMU_TSB_CTXNON0, %o5
504	ta	FAST_TRAP
505	retl
506	nop
507	SET_SIZE(hv_set_ctxnon0)
508
509#ifdef SET_MMU_STATS
510	/*
511	 * Returns old stat area on success
512	 */
513	ENTRY(hv_mmu_set_stat_area)
514	mov	MMU_STAT_AREA, %o5
515	ta	FAST_TRAP
516	retl
517	nop
518	SET_SIZE(hv_mmu_set_stat_area)
519#endif /* SET_MMU_STATS */
520
521	/*
522	 * CPU Q Configure
523	 * arg0 queue (%o0)
524	 * arg1 Base address RA (%o1)
525	 * arg2 Size (%o2)
526	 */
527	ENTRY(hv_cpu_qconf)
528	mov	HV_CPU_QCONF, %o5
529	ta	FAST_TRAP
530	retl
531	nop
532	SET_SIZE(hv_cpu_qconf)
533
534	/*
535	 * arg0 - devhandle
536	 * arg1 - devino
537	 *
538	 * ret0 - status
539	 * ret1 - sysino
540	 */
541	ENTRY(hvio_intr_devino_to_sysino)
542	mov	HVIO_INTR_DEVINO2SYSINO, %o5
543	ta	FAST_TRAP
544	brz,a	%o0, 1f
545	stx	%o1, [%o2]
5461:	retl
547	nop
548	SET_SIZE(hvio_intr_devino_to_sysino)
549
550	/*
551	 * arg0 - sysino
552	 *
553	 * ret0 - status
554	 * ret1 - intr_valid_state
555	 */
556	ENTRY(hvio_intr_getvalid)
557	mov	%o1, %o2
558	mov	HVIO_INTR_GETVALID, %o5
559	ta	FAST_TRAP
560	brz,a	%o0, 1f
561	stuw	%o1, [%o2]
5621:	retl
563	nop
564	SET_SIZE(hvio_intr_getvalid)
565
566	/*
567	 * arg0 - sysino
568	 * arg1 - intr_valid_state
569	 *
570	 * ret0 - status
571	 */
572	ENTRY(hvio_intr_setvalid)
573	mov	HVIO_INTR_SETVALID, %o5
574	ta	FAST_TRAP
575	retl
576	nop
577	SET_SIZE(hvio_intr_setvalid)
578
579	/*
580	 * arg0 - sysino
581	 *
582	 * ret0 - status
583	 * ret1 - intr_state
584	 */
585	ENTRY(hvio_intr_getstate)
586	mov	%o1, %o2
587	mov	HVIO_INTR_GETSTATE, %o5
588	ta	FAST_TRAP
589	brz,a	%o0, 1f
590	stuw	%o1, [%o2]
5911:	retl
592	nop
593	SET_SIZE(hvio_intr_getstate)
594
595	/*
596	 * arg0 - sysino
597	 * arg1 - intr_state
598	 *
599	 * ret0 - status
600	 */
601	ENTRY(hvio_intr_setstate)
602	mov	HVIO_INTR_SETSTATE, %o5
603	ta	FAST_TRAP
604	retl
605	nop
606	SET_SIZE(hvio_intr_setstate)
607
608	/*
609	 * arg0 - sysino
610	 *
611	 * ret0 - status
612	 * ret1 - cpu_id
613	 */
614	ENTRY(hvio_intr_gettarget)
615	mov	%o1, %o2
616	mov	HVIO_INTR_GETTARGET, %o5
617	ta	FAST_TRAP
618	brz,a	%o0, 1f
619	stuw	%o1, [%o2]
6201:	retl
621	nop
622	SET_SIZE(hvio_intr_gettarget)
623
624	/*
625	 * arg0 - sysino
626	 * arg1 - cpu_id
627	 *
628	 * ret0 - status
629	 */
630	ENTRY(hvio_intr_settarget)
631	mov	HVIO_INTR_SETTARGET, %o5
632	ta	FAST_TRAP
633	retl
634	nop
635	SET_SIZE(hvio_intr_settarget)
636
637	/*
638	 * hv_cpu_yield(void)
639	 */
640	ENTRY(hv_cpu_yield)
641	mov	HV_CPU_YIELD, %o5
642	ta	FAST_TRAP
643	retl
644	nop
645	SET_SIZE(hv_cpu_yield)
646
647	/*
648	 * int hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state);
649	 */
650	ENTRY(hv_cpu_state)
651	mov	%o1, %o4			! save datap
652	mov	HV_CPU_STATE, %o5
653	ta	FAST_TRAP
654	brz,a	%o0, 1f
655	stx	%o1, [%o4]
6561:
657	retl
658	nop
659	SET_SIZE(hv_cpu_state)
660
661	/*
662	 * HV state dump zone Configure
663	 * arg0 real adrs of dump buffer (%o0)
664	 * arg1 size of dump buffer (%o1)
665	 * ret0 status (%o0)
666	 * ret1 size of buffer on success and min size on EINVAL (%o1)
667	 * hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *ret_size)
668	 */
669	ENTRY(hv_dump_buf_update)
670	mov	DUMP_BUF_UPDATE, %o5
671	ta	FAST_TRAP
672	retl
673	stx	%o1, [%o2]
674	SET_SIZE(hv_dump_buf_update)
675
676	/*
677	 * arg0 - timeout value (%o0)
678	 *
679	 * ret0 - status (%o0)
680	 * ret1 - time_remaining (%o1)
681	 * hv_mach_set_watchdog(uint64_t timeout, uint64_t *time_remaining)
682	 */
683	ENTRY(hv_mach_set_watchdog)
684	mov	%o1, %o2
685	mov	MACH_SET_WATCHDOG, %o5
686	ta	FAST_TRAP
687	retl
688	stx	%o1, [%o2]
689	SET_SIZE(hv_mach_set_watchdog)
690
691	/*
692	 * For memory scrub
693	 * int hv_mem_scrub(uint64_t real_addr, uint64_t length,
694	 * 	uint64_t *scrubbed_len);
695	 * Retun %o0 -- status
696	 *       %o1 -- bytes scrubbed
697	 */
698	ENTRY(hv_mem_scrub)
699	mov	%o2, %o4
700	mov	HV_MEM_SCRUB, %o5
701	ta	FAST_TRAP
702	retl
703	stx	%o1, [%o4]
704	SET_SIZE(hv_mem_scrub)
705
706	/*
707	 * Flush ecache
708	 * int hv_mem_sync(uint64_t real_addr, uint64_t length,
709	 * 	uint64_t *flushed_len);
710	 * Retun %o0 -- status
711	 *       %o1 -- bytes flushed
712	 */
713	ENTRY(hv_mem_sync)
714	mov	%o2, %o4
715	mov	HV_MEM_SYNC, %o5
716	ta	FAST_TRAP
717	retl
718	stx	%o1, [%o4]
719	SET_SIZE(hv_mem_sync)
720
721	/*
722	 * TTRACE_BUF_CONF Configure
723	 * arg0 RA base of buffer (%o0)
724	 * arg1 buf size in no. of entries (%o1)
725	 * ret0 status (%o0)
726	 * ret1 minimum size in no. of entries on failure,
727	 * actual size in no. of entries on success (%o1)
728	 */
729	ENTRY(hv_ttrace_buf_conf)
730	mov	TTRACE_BUF_CONF, %o5
731	ta	FAST_TRAP
732	retl
733	stx	%o1, [%o2]
734	SET_SIZE(hv_ttrace_buf_conf)
735
736	 /*
737	 * TTRACE_BUF_INFO
738	 * ret0 status (%o0)
739	 * ret1 RA base of buffer (%o1)
740	 * ret2 size in no. of entries (%o2)
741	 */
742	ENTRY(hv_ttrace_buf_info)
743	mov	%o0, %o3
744	mov	%o1, %o4
745	mov	TTRACE_BUF_INFO, %o5
746	ta	FAST_TRAP
747	stx	%o1, [%o3]
748	retl
749	stx	%o2, [%o4]
750	SET_SIZE(hv_ttrace_buf_info)
751
752	/*
753	 * TTRACE_ENABLE
754	 * arg0 enable/ disable (%o0)
755	 * ret0 status (%o0)
756	 * ret1 previous enable state (%o1)
757	 */
758	ENTRY(hv_ttrace_enable)
759	mov	%o1, %o2
760	mov	TTRACE_ENABLE, %o5
761	ta	FAST_TRAP
762	retl
763	stx	%o1, [%o2]
764	SET_SIZE(hv_ttrace_enable)
765
766	/*
767	 * TTRACE_FREEZE
768	 * arg0 enable/ freeze (%o0)
769	 * ret0 status (%o0)
770	 * ret1 previous freeze state (%o1)
771	 */
772	ENTRY(hv_ttrace_freeze)
773	mov	%o1, %o2
774	mov	TTRACE_FREEZE, %o5
775	ta	FAST_TRAP
776	retl
777	stx	%o1, [%o2]
778	SET_SIZE(hv_ttrace_freeze)
779
780	/*
781	 * MACH_DESC
782	 * arg0 buffer real address
783	 * arg1 pointer to uint64_t for size of buffer
784	 * ret0 status
785	 * ret1 return required size of buffer / returned data size
786	 */
787	ENTRY(hv_mach_desc)
788	mov     %o1, %o4                ! save datap
789	ldx     [%o1], %o1
790	mov     HV_MACH_DESC, %o5
791	ta      FAST_TRAP
792	retl
793	stx   %o1, [%o4]
794	SET_SIZE(hv_mach_desc)
795
796	/*
797	 * hv_ra2pa(uint64_t ra)
798	 *
799	 * MACH_DESC
800	 * arg0 Real address to convert
801	 * ret0 Returned physical address or -1 on error
802	 */
803	ENTRY(hv_ra2pa)
804	mov	HV_RA2PA, %o5
805	ta	FAST_TRAP
806	cmp	%o0, 0
807	move	%xcc, %o1, %o0
808	movne	%xcc, -1, %o0
809	retl
810	nop
811	SET_SIZE(hv_ra2pa)
812
813	/*
814	 * hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
815	 *
816	 * MACH_DESC
817	 * arg0 OS function to call
818	 * arg1 First arg to OS function
819	 * arg2 Second arg to OS function
820	 * arg3 Third arg to OS function
821	 * ret0 Returned value from function
822	 */
823
824	ENTRY(hv_hpriv)
825	mov	HV_HPRIV, %o5
826	ta	FAST_TRAP
827	retl
828	nop
829	SET_SIZE(hv_hpriv)
830
831	/*
832         * hv_ldc_tx_qconf(uint64_t channel, uint64_t ra_base,
833	 *	uint64_t nentries);
834	 */
835	ENTRY(hv_ldc_tx_qconf)
836	mov     LDC_TX_QCONF, %o5
837	ta      FAST_TRAP
838	retl
839	  nop
840	SET_SIZE(hv_ldc_tx_qconf)
841
842
843	/*
844         * hv_ldc_tx_qinfo(uint64_t channel, uint64_t *ra_base,
845	 *	uint64_t *nentries);
846	 */
847	ENTRY(hv_ldc_tx_qinfo)
848	mov	%o1, %g1
849	mov	%o2, %g2
850	mov     LDC_TX_QINFO, %o5
851	ta      FAST_TRAP
852	stx     %o1, [%g1]
853	retl
854	  stx   %o2, [%g2]
855	SET_SIZE(hv_ldc_tx_qinfo)
856
857
858	/*
859	 * hv_ldc_tx_get_state(uint64_t channel,
860	 *	uint64_t *headp, uint64_t *tailp, uint64_t *state);
861	 */
862	ENTRY(hv_ldc_tx_get_state)
863	mov     LDC_TX_GET_STATE, %o5
864	mov     %o1, %g1
865	mov     %o2, %g2
866	mov     %o3, %g3
867	ta      FAST_TRAP
868	stx     %o1, [%g1]
869	stx     %o2, [%g2]
870	retl
871	  stx   %o3, [%g3]
872	SET_SIZE(hv_ldc_tx_get_state)
873
874
875	/*
876	 * hv_ldc_tx_set_qtail(uint64_t channel, uint64_t tail)
877	 */
878	ENTRY(hv_ldc_tx_set_qtail)
879	mov     LDC_TX_SET_QTAIL, %o5
880	ta      FAST_TRAP
881	retl
882	SET_SIZE(hv_ldc_tx_set_qtail)
883
884
885	/*
886         * hv_ldc_rx_qconf(uint64_t channel, uint64_t ra_base,
887	 *	uint64_t nentries);
888	 */
889	ENTRY(hv_ldc_rx_qconf)
890	mov     LDC_RX_QCONF, %o5
891	ta      FAST_TRAP
892	retl
893	  nop
894	SET_SIZE(hv_ldc_rx_qconf)
895
896
897	/*
898         * hv_ldc_rx_qinfo(uint64_t channel, uint64_t *ra_base,
899	 *	uint64_t *nentries);
900	 */
901	ENTRY(hv_ldc_rx_qinfo)
902	mov	%o1, %g1
903	mov	%o2, %g2
904	mov     LDC_RX_QINFO, %o5
905	ta      FAST_TRAP
906	stx     %o1, [%g1]
907	retl
908	  stx   %o2, [%g2]
909	SET_SIZE(hv_ldc_rx_qinfo)
910
911
912	/*
913	 * hv_ldc_rx_get_state(uint64_t channel,
914	 *	uint64_t *headp, uint64_t *tailp, uint64_t *state);
915	 */
916	ENTRY(hv_ldc_rx_get_state)
917	mov     LDC_RX_GET_STATE, %o5
918	mov     %o1, %g1
919	mov     %o2, %g2
920	mov     %o3, %g3
921	ta      FAST_TRAP
922	stx     %o1, [%g1]
923	stx     %o2, [%g2]
924	retl
925	  stx   %o3, [%g3]
926	SET_SIZE(hv_ldc_rx_get_state)
927
928
929	/*
930	 * hv_ldc_rx_set_qhead(uint64_t channel, uint64_t head)
931	 */
932	ENTRY(hv_ldc_rx_set_qhead)
933	mov     LDC_RX_SET_QHEAD, %o5
934	ta      FAST_TRAP
935	retl
936	SET_SIZE(hv_ldc_rx_set_qhead)
937
938	/*
939	 * hv_ldc_set_map_table(uint64_t channel, uint64_t tbl_ra,
940	 *		uint64_t tbl_entries)
941	 */
942	ENTRY(hv_ldc_set_map_table)
943	mov     LDC_SET_MAP_TABLE, %o5
944	ta      FAST_TRAP
945	retl
946	  nop
947	SET_SIZE(hv_ldc_set_map_table)
948
949
950	/*
951	 * hv_ldc_get_map_table(uint64_t channel, uint64_t *tbl_ra,
952	 *		uint64_t *tbl_entries)
953	 */
954	ENTRY(hv_ldc_get_map_table)
955	mov	%o1, %g1
956	mov	%o2, %g2
957	mov     LDC_GET_MAP_TABLE, %o5
958	ta      FAST_TRAP
959	stx     %o1, [%g1]
960	retl
961	  stx     %o2, [%g2]
962	SET_SIZE(hv_ldc_get_map_table)
963
964
965	/*
966	 * hv_ldc_copy(uint64_t channel, uint64_t request, uint64_t cookie,
967	 *		uint64_t raddr, uint64_t length, uint64_t *lengthp);
968	 */
969	ENTRY(hv_ldc_copy)
970	mov     %o5, %g1
971	mov     LDC_COPY, %o5
972	ta      FAST_TRAP
973	retl
974	  stx   %o1, [%g1]
975	SET_SIZE(hv_ldc_copy)
976
977
978	/*
979	 * hv_ldc_mapin(uint64_t channel, uint64_t cookie, uint64_t *raddr,
980	 *		uint64_t *perm)
981	 */
982	ENTRY(hv_ldc_mapin)
983	mov	%o2, %g1
984	mov	%o3, %g2
985	mov     LDC_MAPIN, %o5
986	ta      FAST_TRAP
987	stx     %o1, [%g1]
988	retl
989	  stx     %o2, [%g2]
990	SET_SIZE(hv_ldc_mapin)
991
992
993	/*
994	 * hv_ldc_unmap(uint64_t raddr)
995	 */
996	ENTRY(hv_ldc_unmap)
997	mov     LDC_UNMAP, %o5
998	ta      FAST_TRAP
999	retl
1000	  nop
1001	SET_SIZE(hv_ldc_unmap)
1002
1003
1004	/*
1005	 * hv_ldc_revoke(uint64_t channel, uint64_t cookie,
1006	 *		 uint64_t revoke_cookie
1007	 */
1008	ENTRY(hv_ldc_revoke)
1009	mov     LDC_REVOKE, %o5
1010	ta      FAST_TRAP
1011	retl
1012	  nop
1013	SET_SIZE(hv_ldc_revoke)
1014
1015
1016	/*
1017	 * hvldc_intr_getcookie(uint64_t dev_hdl, uint32_t devino,
1018	 *			uint64_t *cookie);
1019	 */
1020	ENTRY(hvldc_intr_getcookie)
1021	mov	%o2, %g1
1022	mov     VINTR_GET_COOKIE, %o5
1023	ta      FAST_TRAP
1024	retl
1025	  stx   %o1, [%g1]
1026	SET_SIZE(hvldc_intr_getcookie)
1027
1028	/*
1029	 * hvldc_intr_setcookie(uint64_t dev_hdl, uint32_t devino,
1030	 *			uint64_t cookie);
1031	 */
1032	ENTRY(hvldc_intr_setcookie)
1033	mov     VINTR_SET_COOKIE, %o5
1034	ta      FAST_TRAP
1035	retl
1036	  nop
1037	SET_SIZE(hvldc_intr_setcookie)
1038
1039
1040	/*
1041	 * hvldc_intr_getvalid(uint64_t dev_hdl, uint32_t devino,
1042	 *			int *intr_valid_state);
1043	 */
1044	ENTRY(hvldc_intr_getvalid)
1045	mov	%o2, %g1
1046	mov     VINTR_GET_VALID, %o5
1047	ta      FAST_TRAP
1048	retl
1049	  stuw   %o1, [%g1]
1050	SET_SIZE(hvldc_intr_getvalid)
1051
1052	/*
1053	 * hvldc_intr_setvalid(uint64_t dev_hdl, uint32_t devino,
1054	 *			int intr_valid_state);
1055	 */
1056	ENTRY(hvldc_intr_setvalid)
1057	mov     VINTR_SET_VALID, %o5
1058	ta      FAST_TRAP
1059	retl
1060	  nop
1061	SET_SIZE(hvldc_intr_setvalid)
1062
1063	/*
1064	 * hvldc_intr_getstate(uint64_t dev_hdl, uint32_t devino,
1065	 *			int *intr_state);
1066	 */
1067	ENTRY(hvldc_intr_getstate)
1068	mov	%o2, %g1
1069	mov     VINTR_GET_STATE, %o5
1070	ta      FAST_TRAP
1071	retl
1072	  stuw   %o1, [%g1]
1073	SET_SIZE(hvldc_intr_getstate)
1074
1075	/*
1076	 * hvldc_intr_setstate(uint64_t dev_hdl, uint32_t devino,
1077	 *			int intr_state);
1078	 */
1079	ENTRY(hvldc_intr_setstate)
1080	mov     VINTR_SET_STATE, %o5
1081	ta      FAST_TRAP
1082	retl
1083	  nop
1084	SET_SIZE(hvldc_intr_setstate)
1085
1086	/*
1087	 * hvldc_intr_gettarget(uint64_t dev_hdl, uint32_t devino,
1088	 *			uint32_t *cpuid);
1089	 */
1090	ENTRY(hvldc_intr_gettarget)
1091	mov	%o2, %g1
1092	mov     VINTR_GET_TARGET, %o5
1093	ta      FAST_TRAP
1094	retl
1095	  stuw   %o1, [%g1]
1096	SET_SIZE(hvldc_intr_gettarget)
1097
1098	/*
1099	 * hvldc_intr_settarget(uint64_t dev_hdl, uint32_t devino,
1100	 *			uint32_t cpuid);
1101	 */
1102	ENTRY(hvldc_intr_settarget)
1103	mov     VINTR_SET_TARGET, %o5
1104	ta      FAST_TRAP
1105	retl
1106	  nop
1107	SET_SIZE(hvldc_intr_settarget)
1108
1109	/*
1110	 * hv_api_get_version(uint64_t api_group, uint64_t *majorp,
1111	 *			uint64_t *minorp)
1112	 *
1113	 * API_GET_VERSION
1114	 * arg0 API group
1115	 * ret0 status
1116	 * ret1 major number
1117	 * ret2 minor number
1118	 */
1119	ENTRY(hv_api_get_version)
1120	mov	%o1, %o3
1121	mov	%o2, %o4
1122	mov	API_GET_VERSION, %o5
1123	ta	CORE_TRAP
1124	stx	%o1, [%o3]
1125	retl
1126	  stx	%o2, [%o4]
1127	SET_SIZE(hv_api_get_version)
1128
1129	/*
1130	 * hv_api_set_version(uint64_t api_group, uint64_t major,
1131	 *			uint64_t minor, uint64_t *supported_minor)
1132	 *
1133	 * API_SET_VERSION
1134	 * arg0 API group
1135	 * arg1 major number
1136	 * arg2 requested minor number
1137	 * ret0 status
1138	 * ret1 actual minor number
1139	 */
1140	ENTRY(hv_api_set_version)
1141	mov	%o3, %o4
1142	mov	API_SET_VERSION, %o5
1143	ta	CORE_TRAP
1144	retl
1145	  stx	%o1, [%o4]
1146	SET_SIZE(hv_api_set_version)
1147
1148	/*
1149	 * %o0 - buffer real address
1150	 * %o1 - buffer size
1151	 * %o2 - &characters written
1152	 * returns
1153	 * 	status
1154	 */
1155	ENTRY(hv_cnwrite)
1156	mov	CONS_WRITE, %o5
1157	ta	FAST_TRAP
1158	retl
1159	stx	%o1, [%o2]
1160	SET_SIZE(hv_cnwrite)
1161
1162	/*
1163	 * %o0 character buffer ra
1164	 * %o1 buffer size
1165	 * %o2 pointer to returned size
1166	 * return values:
1167	 * 0 success
1168	 * hv_errno failure
1169	 */
1170	ENTRY(hv_cnread)
1171	mov	CONS_READ, %o5
1172	ta	FAST_TRAP
1173	brnz,a	%o0, 1f		! failure, just return error
1174	nop
1175
1176	cmp	%o1, H_BREAK
1177	be	1f
1178	mov	%o1, %o0
1179
1180	cmp	%o1, H_HUP
1181	be	1f
1182	mov	%o1, %o0
1183
1184	stx	%o1, [%o2]	! success, save count and return 0
1185	mov	0, %o0
11861:
1187	retl
1188	nop
1189	SET_SIZE(hv_cnread)
1190
1191#endif	/* lint || __lint */
1192