xref: /titanic_41/usr/src/uts/sun4v/ml/hcall.s (revision 1816cb7076d3ec8a78ef9ac9f895574e13c43645)
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 2009 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_tm_enable(uint64_t enable)
325{ return (0); }
326
327/*ARGSUSED*/
328uint64_t
329hv_mach_set_watchdog(uint64_t timeout, uint64_t *time_remaining)
330{ return (0); }
331
332/*ARGSUSED*/
333int64_t
334hv_cnwrite(uint64_t buf_ra, uint64_t count, uint64_t *retcount)
335{ return (0); }
336
337/*ARGSUSED*/
338int64_t
339hv_cnread(uint64_t buf_ra, uint64_t count, int64_t *retcount)
340{ return (0); }
341
342/*ARGSUSED*/
343uint64_t
344hv_soft_state_set(uint64_t state, uint64_t string)
345{ return (0); }
346
347/*ARGSUSED*/
348uint64_t
349hv_soft_state_get(uint64_t string, uint64_t *state)
350{ return (0); }
351
352#else	/* lint || __lint */
353
354	/*
355	 * int hv_mach_exit(uint64_t exit_code)
356	 */
357	ENTRY(hv_mach_exit)
358	mov	HV_MACH_EXIT, %o5
359	ta	FAST_TRAP
360	retl
361	  nop
362	SET_SIZE(hv_mach_exit)
363
364	/*
365	 * uint64_t hv_mach_sir(void)
366	 */
367	ENTRY(hv_mach_sir)
368	mov	HV_MACH_SIR, %o5
369	ta	FAST_TRAP
370	retl
371	  nop
372	SET_SIZE(hv_mach_sir)
373
374	/*
375	 * hv_cpu_start(uint64_t cpuid, uint64_t pc, ui64_t rtba,
376	 *     uint64_t arg)
377	 */
378	ENTRY(hv_cpu_start)
379	mov	HV_CPU_START, %o5
380	ta	FAST_TRAP
381	retl
382	  nop
383	SET_SIZE(hv_cpu_start)
384
385	/*
386	 * hv_cpu_stop(uint64_t cpuid)
387	 */
388	ENTRY(hv_cpu_stop)
389	mov	HV_CPU_STOP, %o5
390	ta	FAST_TRAP
391	retl
392	  nop
393	SET_SIZE(hv_cpu_stop)
394
395	/*
396	 * hv_cpu_set_rtba(uint64_t *rtba)
397	 */
398	ENTRY(hv_cpu_set_rtba)
399	mov	%o0, %o2
400	ldx	[%o2], %o0
401	mov	HV_CPU_SET_RTBA, %o5
402	ta	FAST_TRAP
403	stx	%o1, [%o2]
404	retl
405	  nop
406	SET_SIZE(hv_cpu_set_rtba)
407
408	/*
409	 * int64_t hv_cnputchar(uint8_t ch)
410	 */
411	ENTRY(hv_cnputchar)
412	mov	CONS_PUTCHAR, %o5
413	ta	FAST_TRAP
414	retl
415	  nop
416	SET_SIZE(hv_cnputchar)
417
418	/*
419	 * int64_t hv_cngetchar(uint8_t *ch)
420	 */
421	ENTRY(hv_cngetchar)
422	mov	%o0, %o2
423	mov	CONS_GETCHAR, %o5
424	ta	FAST_TRAP
425	brnz,a	%o0, 1f		! failure, just return error
426	  nop
427
428	cmp	%o1, H_BREAK
429	be	1f
430	mov	%o1, %o0
431
432	cmp	%o1, H_HUP
433	be	1f
434	mov	%o1, %o0
435
436	stb	%o1, [%o2]	! success, save character and return 0
437	mov	0, %o0
4381:
439	retl
440	  nop
441	SET_SIZE(hv_cngetchar)
442
443	ENTRY(hv_tod_get)
444	mov	%o0, %o4
445	mov	TOD_GET, %o5
446	ta	FAST_TRAP
447	retl
448	  stx	%o1, [%o4]
449	SET_SIZE(hv_tod_get)
450
451	ENTRY(hv_tod_set)
452	mov	TOD_SET, %o5
453	ta	FAST_TRAP
454	retl
455	nop
456	SET_SIZE(hv_tod_set)
457
458	/*
459	 * Map permanent address
460	 * arg0 vaddr (%o0)
461	 * arg1 context (%o1)
462	 * arg2 tte (%o2)
463	 * arg3 flags (%o3)  0x1=d 0x2=i
464	 */
465	ENTRY(hv_mmu_map_perm_addr)
466	mov	MAP_PERM_ADDR, %o5
467	ta	FAST_TRAP
468	retl
469	nop
470	SET_SIZE(hv_mmu_map_perm_addr)
471
472	/*
473	 * hv_mmu_fault_area_conf(void *raddr)
474	 */
475	ENTRY(hv_mmu_fault_area_conf)
476	mov	%o0, %o2
477	ldx	[%o2], %o0
478	mov	MMU_SET_INFOPTR, %o5
479	ta	FAST_TRAP
480	stx	%o1, [%o2]
481	retl
482	  nop
483	SET_SIZE(hv_mmu_fault_area_conf)
484
485	/*
486	 * Unmap permanent address
487	 * arg0 vaddr (%o0)
488	 * arg1 context (%o1)
489	 * arg2 flags (%o2)  0x1=d 0x2=i
490	 */
491	ENTRY(hv_mmu_unmap_perm_addr)
492	mov	UNMAP_PERM_ADDR, %o5
493	ta	FAST_TRAP
494	retl
495	nop
496	SET_SIZE(hv_mmu_unmap_perm_addr)
497
498	/*
499	 * Set TSB for context 0
500	 * arg0 ntsb_descriptor (%o0)
501	 * arg1 desc_ra (%o1)
502	 */
503	ENTRY(hv_set_ctx0)
504	mov	MMU_TSB_CTX0, %o5
505	ta	FAST_TRAP
506	retl
507	nop
508	SET_SIZE(hv_set_ctx0)
509
510	/*
511	 * Set TSB for context non0
512	 * arg0 ntsb_descriptor (%o0)
513	 * arg1 desc_ra (%o1)
514	 */
515	ENTRY(hv_set_ctxnon0)
516	mov	MMU_TSB_CTXNON0, %o5
517	ta	FAST_TRAP
518	retl
519	nop
520	SET_SIZE(hv_set_ctxnon0)
521
522#ifdef SET_MMU_STATS
523	/*
524	 * Returns old stat area on success
525	 */
526	ENTRY(hv_mmu_set_stat_area)
527	mov	MMU_STAT_AREA, %o5
528	ta	FAST_TRAP
529	retl
530	nop
531	SET_SIZE(hv_mmu_set_stat_area)
532#endif /* SET_MMU_STATS */
533
534	/*
535	 * CPU Q Configure
536	 * arg0 queue (%o0)
537	 * arg1 Base address RA (%o1)
538	 * arg2 Size (%o2)
539	 */
540	ENTRY(hv_cpu_qconf)
541	mov	HV_CPU_QCONF, %o5
542	ta	FAST_TRAP
543	retl
544	nop
545	SET_SIZE(hv_cpu_qconf)
546
547	/*
548	 * arg0 - devhandle
549	 * arg1 - devino
550	 *
551	 * ret0 - status
552	 * ret1 - sysino
553	 */
554	ENTRY(hvio_intr_devino_to_sysino)
555	mov	HVIO_INTR_DEVINO2SYSINO, %o5
556	ta	FAST_TRAP
557	brz,a	%o0, 1f
558	stx	%o1, [%o2]
5591:	retl
560	nop
561	SET_SIZE(hvio_intr_devino_to_sysino)
562
563	/*
564	 * arg0 - sysino
565	 *
566	 * ret0 - status
567	 * ret1 - intr_valid_state
568	 */
569	ENTRY(hvio_intr_getvalid)
570	mov	%o1, %o2
571	mov	HVIO_INTR_GETVALID, %o5
572	ta	FAST_TRAP
573	brz,a	%o0, 1f
574	stuw	%o1, [%o2]
5751:	retl
576	nop
577	SET_SIZE(hvio_intr_getvalid)
578
579	/*
580	 * arg0 - sysino
581	 * arg1 - intr_valid_state
582	 *
583	 * ret0 - status
584	 */
585	ENTRY(hvio_intr_setvalid)
586	mov	HVIO_INTR_SETVALID, %o5
587	ta	FAST_TRAP
588	retl
589	nop
590	SET_SIZE(hvio_intr_setvalid)
591
592	/*
593	 * arg0 - sysino
594	 *
595	 * ret0 - status
596	 * ret1 - intr_state
597	 */
598	ENTRY(hvio_intr_getstate)
599	mov	%o1, %o2
600	mov	HVIO_INTR_GETSTATE, %o5
601	ta	FAST_TRAP
602	brz,a	%o0, 1f
603	stuw	%o1, [%o2]
6041:	retl
605	nop
606	SET_SIZE(hvio_intr_getstate)
607
608	/*
609	 * arg0 - sysino
610	 * arg1 - intr_state
611	 *
612	 * ret0 - status
613	 */
614	ENTRY(hvio_intr_setstate)
615	mov	HVIO_INTR_SETSTATE, %o5
616	ta	FAST_TRAP
617	retl
618	nop
619	SET_SIZE(hvio_intr_setstate)
620
621	/*
622	 * arg0 - sysino
623	 *
624	 * ret0 - status
625	 * ret1 - cpu_id
626	 */
627	ENTRY(hvio_intr_gettarget)
628	mov	%o1, %o2
629	mov	HVIO_INTR_GETTARGET, %o5
630	ta	FAST_TRAP
631	brz,a	%o0, 1f
632	stuw	%o1, [%o2]
6331:	retl
634	nop
635	SET_SIZE(hvio_intr_gettarget)
636
637	/*
638	 * arg0 - sysino
639	 * arg1 - cpu_id
640	 *
641	 * ret0 - status
642	 */
643	ENTRY(hvio_intr_settarget)
644	mov	HVIO_INTR_SETTARGET, %o5
645	ta	FAST_TRAP
646	retl
647	nop
648	SET_SIZE(hvio_intr_settarget)
649
650	/*
651	 * hv_cpu_yield(void)
652	 */
653	ENTRY(hv_cpu_yield)
654	mov	HV_CPU_YIELD, %o5
655	ta	FAST_TRAP
656	retl
657	nop
658	SET_SIZE(hv_cpu_yield)
659
660	/*
661	 * int hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state);
662	 */
663	ENTRY(hv_cpu_state)
664	mov	%o1, %o4			! save datap
665	mov	HV_CPU_STATE, %o5
666	ta	FAST_TRAP
667	brz,a	%o0, 1f
668	stx	%o1, [%o4]
6691:
670	retl
671	nop
672	SET_SIZE(hv_cpu_state)
673
674	/*
675	 * HV state dump zone Configure
676	 * arg0 real adrs of dump buffer (%o0)
677	 * arg1 size of dump buffer (%o1)
678	 * ret0 status (%o0)
679	 * ret1 size of buffer on success and min size on EINVAL (%o1)
680	 * hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *ret_size)
681	 */
682	ENTRY(hv_dump_buf_update)
683	mov	DUMP_BUF_UPDATE, %o5
684	ta	FAST_TRAP
685	retl
686	stx	%o1, [%o2]
687	SET_SIZE(hv_dump_buf_update)
688
689	/*
690	 * arg0 - timeout value (%o0)
691	 *
692	 * ret0 - status (%o0)
693	 * ret1 - time_remaining (%o1)
694	 * hv_mach_set_watchdog(uint64_t timeout, uint64_t *time_remaining)
695	 */
696	ENTRY(hv_mach_set_watchdog)
697	mov	%o1, %o2
698	mov	MACH_SET_WATCHDOG, %o5
699	ta	FAST_TRAP
700	retl
701	stx	%o1, [%o2]
702	SET_SIZE(hv_mach_set_watchdog)
703
704	/*
705	 * For memory scrub
706	 * int hv_mem_scrub(uint64_t real_addr, uint64_t length,
707	 * 	uint64_t *scrubbed_len);
708	 * Retun %o0 -- status
709	 *       %o1 -- bytes scrubbed
710	 */
711	ENTRY(hv_mem_scrub)
712	mov	%o2, %o4
713	mov	HV_MEM_SCRUB, %o5
714	ta	FAST_TRAP
715	retl
716	stx	%o1, [%o4]
717	SET_SIZE(hv_mem_scrub)
718
719	/*
720	 * Flush ecache
721	 * int hv_mem_sync(uint64_t real_addr, uint64_t length,
722	 * 	uint64_t *flushed_len);
723	 * Retun %o0 -- status
724	 *       %o1 -- bytes flushed
725	 */
726	ENTRY(hv_mem_sync)
727	mov	%o2, %o4
728	mov	HV_MEM_SYNC, %o5
729	ta	FAST_TRAP
730	retl
731	stx	%o1, [%o4]
732	SET_SIZE(hv_mem_sync)
733
734	/*
735	 * uint64_t hv_tm_enable(uint64_t enable)
736	 */
737	ENTRY(hv_tm_enable)
738	mov	HV_TM_ENABLE, %o5
739	ta	FAST_TRAP
740	retl
741	  nop
742	SET_SIZE(hv_tm_enable)
743
744	/*
745	 * TTRACE_BUF_CONF Configure
746	 * arg0 RA base of buffer (%o0)
747	 * arg1 buf size in no. of entries (%o1)
748	 * ret0 status (%o0)
749	 * ret1 minimum size in no. of entries on failure,
750	 * actual size in no. of entries on success (%o1)
751	 */
752	ENTRY(hv_ttrace_buf_conf)
753	mov	TTRACE_BUF_CONF, %o5
754	ta	FAST_TRAP
755	retl
756	stx	%o1, [%o2]
757	SET_SIZE(hv_ttrace_buf_conf)
758
759	 /*
760	 * TTRACE_BUF_INFO
761	 * ret0 status (%o0)
762	 * ret1 RA base of buffer (%o1)
763	 * ret2 size in no. of entries (%o2)
764	 */
765	ENTRY(hv_ttrace_buf_info)
766	mov	%o0, %o3
767	mov	%o1, %o4
768	mov	TTRACE_BUF_INFO, %o5
769	ta	FAST_TRAP
770	stx	%o1, [%o3]
771	retl
772	stx	%o2, [%o4]
773	SET_SIZE(hv_ttrace_buf_info)
774
775	/*
776	 * TTRACE_ENABLE
777	 * arg0 enable/ disable (%o0)
778	 * ret0 status (%o0)
779	 * ret1 previous enable state (%o1)
780	 */
781	ENTRY(hv_ttrace_enable)
782	mov	%o1, %o2
783	mov	TTRACE_ENABLE, %o5
784	ta	FAST_TRAP
785	retl
786	stx	%o1, [%o2]
787	SET_SIZE(hv_ttrace_enable)
788
789	/*
790	 * TTRACE_FREEZE
791	 * arg0 enable/ freeze (%o0)
792	 * ret0 status (%o0)
793	 * ret1 previous freeze state (%o1)
794	 */
795	ENTRY(hv_ttrace_freeze)
796	mov	%o1, %o2
797	mov	TTRACE_FREEZE, %o5
798	ta	FAST_TRAP
799	retl
800	stx	%o1, [%o2]
801	SET_SIZE(hv_ttrace_freeze)
802
803	/*
804	 * MACH_DESC
805	 * arg0 buffer real address
806	 * arg1 pointer to uint64_t for size of buffer
807	 * ret0 status
808	 * ret1 return required size of buffer / returned data size
809	 */
810	ENTRY(hv_mach_desc)
811	mov     %o1, %o4                ! save datap
812	ldx     [%o1], %o1
813	mov     HV_MACH_DESC, %o5
814	ta      FAST_TRAP
815	retl
816	stx   %o1, [%o4]
817	SET_SIZE(hv_mach_desc)
818
819	/*
820	 * hv_ra2pa(uint64_t ra)
821	 *
822	 * MACH_DESC
823	 * arg0 Real address to convert
824	 * ret0 Returned physical address or -1 on error
825	 */
826	ENTRY(hv_ra2pa)
827	mov	HV_RA2PA, %o5
828	ta	FAST_TRAP
829	cmp	%o0, 0
830	move	%xcc, %o1, %o0
831	movne	%xcc, -1, %o0
832	retl
833	nop
834	SET_SIZE(hv_ra2pa)
835
836	/*
837	 * hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
838	 *
839	 * MACH_DESC
840	 * arg0 OS function to call
841	 * arg1 First arg to OS function
842	 * arg2 Second arg to OS function
843	 * arg3 Third arg to OS function
844	 * ret0 Returned value from function
845	 */
846
847	ENTRY(hv_hpriv)
848	mov	HV_HPRIV, %o5
849	ta	FAST_TRAP
850	retl
851	nop
852	SET_SIZE(hv_hpriv)
853
854	/*
855         * hv_ldc_tx_qconf(uint64_t channel, uint64_t ra_base,
856	 *	uint64_t nentries);
857	 */
858	ENTRY(hv_ldc_tx_qconf)
859	mov     LDC_TX_QCONF, %o5
860	ta      FAST_TRAP
861	retl
862	  nop
863	SET_SIZE(hv_ldc_tx_qconf)
864
865
866	/*
867         * hv_ldc_tx_qinfo(uint64_t channel, uint64_t *ra_base,
868	 *	uint64_t *nentries);
869	 */
870	ENTRY(hv_ldc_tx_qinfo)
871	mov	%o1, %g1
872	mov	%o2, %g2
873	mov     LDC_TX_QINFO, %o5
874	ta      FAST_TRAP
875	stx     %o1, [%g1]
876	retl
877	  stx   %o2, [%g2]
878	SET_SIZE(hv_ldc_tx_qinfo)
879
880
881	/*
882	 * hv_ldc_tx_get_state(uint64_t channel,
883	 *	uint64_t *headp, uint64_t *tailp, uint64_t *state);
884	 */
885	ENTRY(hv_ldc_tx_get_state)
886	mov     LDC_TX_GET_STATE, %o5
887	mov     %o1, %g1
888	mov     %o2, %g2
889	mov     %o3, %g3
890	ta      FAST_TRAP
891	stx     %o1, [%g1]
892	stx     %o2, [%g2]
893	retl
894	  stx   %o3, [%g3]
895	SET_SIZE(hv_ldc_tx_get_state)
896
897
898	/*
899	 * hv_ldc_tx_set_qtail(uint64_t channel, uint64_t tail)
900	 */
901	ENTRY(hv_ldc_tx_set_qtail)
902	mov     LDC_TX_SET_QTAIL, %o5
903	ta      FAST_TRAP
904	retl
905	SET_SIZE(hv_ldc_tx_set_qtail)
906
907
908	/*
909         * hv_ldc_rx_qconf(uint64_t channel, uint64_t ra_base,
910	 *	uint64_t nentries);
911	 */
912	ENTRY(hv_ldc_rx_qconf)
913	mov     LDC_RX_QCONF, %o5
914	ta      FAST_TRAP
915	retl
916	  nop
917	SET_SIZE(hv_ldc_rx_qconf)
918
919
920	/*
921         * hv_ldc_rx_qinfo(uint64_t channel, uint64_t *ra_base,
922	 *	uint64_t *nentries);
923	 */
924	ENTRY(hv_ldc_rx_qinfo)
925	mov	%o1, %g1
926	mov	%o2, %g2
927	mov     LDC_RX_QINFO, %o5
928	ta      FAST_TRAP
929	stx     %o1, [%g1]
930	retl
931	  stx   %o2, [%g2]
932	SET_SIZE(hv_ldc_rx_qinfo)
933
934
935	/*
936	 * hv_ldc_rx_get_state(uint64_t channel,
937	 *	uint64_t *headp, uint64_t *tailp, uint64_t *state);
938	 */
939	ENTRY(hv_ldc_rx_get_state)
940	mov     LDC_RX_GET_STATE, %o5
941	mov     %o1, %g1
942	mov     %o2, %g2
943	mov     %o3, %g3
944	ta      FAST_TRAP
945	stx     %o1, [%g1]
946	stx     %o2, [%g2]
947	retl
948	  stx   %o3, [%g3]
949	SET_SIZE(hv_ldc_rx_get_state)
950
951
952	/*
953	 * hv_ldc_rx_set_qhead(uint64_t channel, uint64_t head)
954	 */
955	ENTRY(hv_ldc_rx_set_qhead)
956	mov     LDC_RX_SET_QHEAD, %o5
957	ta      FAST_TRAP
958	retl
959	SET_SIZE(hv_ldc_rx_set_qhead)
960
961	/*
962	 * hv_ldc_set_map_table(uint64_t channel, uint64_t tbl_ra,
963	 *		uint64_t tbl_entries)
964	 */
965	ENTRY(hv_ldc_set_map_table)
966	mov     LDC_SET_MAP_TABLE, %o5
967	ta      FAST_TRAP
968	retl
969	  nop
970	SET_SIZE(hv_ldc_set_map_table)
971
972
973	/*
974	 * hv_ldc_get_map_table(uint64_t channel, uint64_t *tbl_ra,
975	 *		uint64_t *tbl_entries)
976	 */
977	ENTRY(hv_ldc_get_map_table)
978	mov	%o1, %g1
979	mov	%o2, %g2
980	mov     LDC_GET_MAP_TABLE, %o5
981	ta      FAST_TRAP
982	stx     %o1, [%g1]
983	retl
984	  stx     %o2, [%g2]
985	SET_SIZE(hv_ldc_get_map_table)
986
987
988	/*
989	 * hv_ldc_copy(uint64_t channel, uint64_t request, uint64_t cookie,
990	 *		uint64_t raddr, uint64_t length, uint64_t *lengthp);
991	 */
992	ENTRY(hv_ldc_copy)
993	mov     %o5, %g1
994	mov     LDC_COPY, %o5
995	ta      FAST_TRAP
996	retl
997	  stx   %o1, [%g1]
998	SET_SIZE(hv_ldc_copy)
999
1000
1001	/*
1002	 * hv_ldc_mapin(uint64_t channel, uint64_t cookie, uint64_t *raddr,
1003	 *		uint64_t *perm)
1004	 */
1005	ENTRY(hv_ldc_mapin)
1006	mov	%o2, %g1
1007	mov	%o3, %g2
1008	mov     LDC_MAPIN, %o5
1009	ta      FAST_TRAP
1010	stx     %o1, [%g1]
1011	retl
1012	  stx     %o2, [%g2]
1013	SET_SIZE(hv_ldc_mapin)
1014
1015
1016	/*
1017	 * hv_ldc_unmap(uint64_t raddr)
1018	 */
1019	ENTRY(hv_ldc_unmap)
1020	mov     LDC_UNMAP, %o5
1021	ta      FAST_TRAP
1022	retl
1023	  nop
1024	SET_SIZE(hv_ldc_unmap)
1025
1026
1027	/*
1028	 * hv_ldc_revoke(uint64_t channel, uint64_t cookie,
1029	 *		 uint64_t revoke_cookie
1030	 */
1031	ENTRY(hv_ldc_revoke)
1032	mov     LDC_REVOKE, %o5
1033	ta      FAST_TRAP
1034	retl
1035	  nop
1036	SET_SIZE(hv_ldc_revoke)
1037
1038
1039	/*
1040	 * hvldc_intr_getcookie(uint64_t dev_hdl, uint32_t devino,
1041	 *			uint64_t *cookie);
1042	 */
1043	ENTRY(hvldc_intr_getcookie)
1044	mov	%o2, %g1
1045	mov     VINTR_GET_COOKIE, %o5
1046	ta      FAST_TRAP
1047	retl
1048	  stx   %o1, [%g1]
1049	SET_SIZE(hvldc_intr_getcookie)
1050
1051	/*
1052	 * hvldc_intr_setcookie(uint64_t dev_hdl, uint32_t devino,
1053	 *			uint64_t cookie);
1054	 */
1055	ENTRY(hvldc_intr_setcookie)
1056	mov     VINTR_SET_COOKIE, %o5
1057	ta      FAST_TRAP
1058	retl
1059	  nop
1060	SET_SIZE(hvldc_intr_setcookie)
1061
1062
1063	/*
1064	 * hvldc_intr_getvalid(uint64_t dev_hdl, uint32_t devino,
1065	 *			int *intr_valid_state);
1066	 */
1067	ENTRY(hvldc_intr_getvalid)
1068	mov	%o2, %g1
1069	mov     VINTR_GET_VALID, %o5
1070	ta      FAST_TRAP
1071	retl
1072	  stuw   %o1, [%g1]
1073	SET_SIZE(hvldc_intr_getvalid)
1074
1075	/*
1076	 * hvldc_intr_setvalid(uint64_t dev_hdl, uint32_t devino,
1077	 *			int intr_valid_state);
1078	 */
1079	ENTRY(hvldc_intr_setvalid)
1080	mov     VINTR_SET_VALID, %o5
1081	ta      FAST_TRAP
1082	retl
1083	  nop
1084	SET_SIZE(hvldc_intr_setvalid)
1085
1086	/*
1087	 * hvldc_intr_getstate(uint64_t dev_hdl, uint32_t devino,
1088	 *			int *intr_state);
1089	 */
1090	ENTRY(hvldc_intr_getstate)
1091	mov	%o2, %g1
1092	mov     VINTR_GET_STATE, %o5
1093	ta      FAST_TRAP
1094	retl
1095	  stuw   %o1, [%g1]
1096	SET_SIZE(hvldc_intr_getstate)
1097
1098	/*
1099	 * hvldc_intr_setstate(uint64_t dev_hdl, uint32_t devino,
1100	 *			int intr_state);
1101	 */
1102	ENTRY(hvldc_intr_setstate)
1103	mov     VINTR_SET_STATE, %o5
1104	ta      FAST_TRAP
1105	retl
1106	  nop
1107	SET_SIZE(hvldc_intr_setstate)
1108
1109	/*
1110	 * hvldc_intr_gettarget(uint64_t dev_hdl, uint32_t devino,
1111	 *			uint32_t *cpuid);
1112	 */
1113	ENTRY(hvldc_intr_gettarget)
1114	mov	%o2, %g1
1115	mov     VINTR_GET_TARGET, %o5
1116	ta      FAST_TRAP
1117	retl
1118	  stuw   %o1, [%g1]
1119	SET_SIZE(hvldc_intr_gettarget)
1120
1121	/*
1122	 * hvldc_intr_settarget(uint64_t dev_hdl, uint32_t devino,
1123	 *			uint32_t cpuid);
1124	 */
1125	ENTRY(hvldc_intr_settarget)
1126	mov     VINTR_SET_TARGET, %o5
1127	ta      FAST_TRAP
1128	retl
1129	  nop
1130	SET_SIZE(hvldc_intr_settarget)
1131
1132	/*
1133	 * hv_api_get_version(uint64_t api_group, uint64_t *majorp,
1134	 *			uint64_t *minorp)
1135	 *
1136	 * API_GET_VERSION
1137	 * arg0 API group
1138	 * ret0 status
1139	 * ret1 major number
1140	 * ret2 minor number
1141	 */
1142	ENTRY(hv_api_get_version)
1143	mov	%o1, %o3
1144	mov	%o2, %o4
1145	mov	API_GET_VERSION, %o5
1146	ta	CORE_TRAP
1147	stx	%o1, [%o3]
1148	retl
1149	  stx	%o2, [%o4]
1150	SET_SIZE(hv_api_get_version)
1151
1152	/*
1153	 * hv_api_set_version(uint64_t api_group, uint64_t major,
1154	 *			uint64_t minor, uint64_t *supported_minor)
1155	 *
1156	 * API_SET_VERSION
1157	 * arg0 API group
1158	 * arg1 major number
1159	 * arg2 requested minor number
1160	 * ret0 status
1161	 * ret1 actual minor number
1162	 */
1163	ENTRY(hv_api_set_version)
1164	mov	%o3, %o4
1165	mov	API_SET_VERSION, %o5
1166	ta	CORE_TRAP
1167	retl
1168	  stx	%o1, [%o4]
1169	SET_SIZE(hv_api_set_version)
1170
1171	/*
1172	 * %o0 - buffer real address
1173	 * %o1 - buffer size
1174	 * %o2 - &characters written
1175	 * returns
1176	 * 	status
1177	 */
1178	ENTRY(hv_cnwrite)
1179	mov	CONS_WRITE, %o5
1180	ta	FAST_TRAP
1181	retl
1182	stx	%o1, [%o2]
1183	SET_SIZE(hv_cnwrite)
1184
1185	/*
1186	 * %o0 character buffer ra
1187	 * %o1 buffer size
1188	 * %o2 pointer to returned size
1189	 * return values:
1190	 * 0 success
1191	 * hv_errno failure
1192	 */
1193	ENTRY(hv_cnread)
1194	mov	CONS_READ, %o5
1195	ta	FAST_TRAP
1196	brnz,a	%o0, 1f		! failure, just return error
1197	nop
1198
1199	cmp	%o1, H_BREAK
1200	be	1f
1201	mov	%o1, %o0
1202
1203	cmp	%o1, H_HUP
1204	be	1f
1205	mov	%o1, %o0
1206
1207	stx	%o1, [%o2]	! success, save count and return 0
1208	mov	0, %o0
12091:
1210	retl
1211	nop
1212	SET_SIZE(hv_cnread)
1213
1214	/*
1215	 * SOFT_STATE_SET
1216	 * arg0 state (%o0)
1217	 * arg1 string (%o1)
1218	 * ret0 status (%o0)
1219	 */
1220	ENTRY(hv_soft_state_set)
1221	mov	SOFT_STATE_SET, %o5
1222	ta	FAST_TRAP
1223	retl
1224	nop
1225	SET_SIZE(hv_soft_state_set)
1226
1227	/*
1228	 * SOFT_STATE_GET
1229	 * arg0 string buffer (%o0)
1230	 * ret0 status (%o0)
1231	 * ret1 current state (%o1)
1232	 */
1233	ENTRY(hv_soft_state_get)
1234	mov	%o1, %o2
1235	mov	SOFT_STATE_GET, %o5
1236	ta	FAST_TRAP
1237	retl
1238	stx	%o1, [%o2]
1239	SET_SIZE(hv_soft_state_get)
1240
1241#endif	/* lint || __lint */
1242