xref: /titanic_44/usr/src/uts/sun4v/ml/hcall.s (revision b65731f1f612238279eb4d997f43589b535c5646)
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, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2005 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#include <io/px/px_ioapi.h>
38
39#if defined(lint) || defined(__lint)
40
41/*ARGSUSED*/
42int64_t
43hv_cnputchar(uint8_t ch)
44{ return (0); }
45
46/*ARGSUSED*/
47int64_t
48hv_cngetchar(uint8_t *ch)
49{ return (0); }
50
51/*ARGSUSED*/
52uint64_t
53hv_tod_get(uint64_t *seconds)
54{ return (0); }
55
56/*ARGSUSED*/
57uint64_t
58hv_tod_set(uint64_t seconds)
59{ return (0);}
60
61/*ARGSUSED*/
62uint64_t
63hv_mmu_map_perm_addr(void *vaddr, int ctx, uint64_t tte, int flags)
64{ return (0); }
65
66/*ARGSUSED*/
67uint64_t
68hv_mmu_unmap_perm_addr(void *vaddr, int ctx, int flags)
69{ return (0); }
70
71/*ARGSUSED*/
72uint64_t
73hv_set_ctx0(uint64_t ntsb_descriptor, uint64_t desc_ra)
74{ return (0); }
75
76/*ARGSUSED*/
77uint64_t
78hv_set_ctxnon0(uint64_t ntsb_descriptor, uint64_t desc_ra)
79{ return (0); }
80
81#ifdef SET_MMU_STATS
82/*ARGSUSED*/
83uint64_t
84hv_mmu_set_stat_area(uint64_t rstatarea, uint64_t size)
85{ return (0); }
86#endif /* SET_MMU_STATS */
87
88/*ARGSUSED*/
89uint64_t
90hv_cpu_qconf(int queue, uint64_t paddr, int size)
91{ return (0); }
92
93/*ARGSUSED*/
94uint64_t
95hvio_config_get(devhandle_t dev_hdl, pci_device_t bdf,
96    pci_config_offset_t off, pci_config_size_t size, pci_cfg_data_t *data_p)
97{ return (0); }
98
99/*ARGSUSED*/
100uint64_t
101hvio_config_put(devhandle_t dev_hdl, pci_device_t bdf,
102    pci_config_offset_t off, pci_config_size_t size, pci_cfg_data_t data)
103{ return (0); }
104
105/*ARGSUSED*/
106uint64_t
107hvio_intr_devino_to_sysino(uint64_t dev_hdl, uint32_t devino, uint64_t *sysino)
108{ return (0); }
109
110/*ARGSUSED*/
111uint64_t
112hvio_intr_getvalid(uint64_t sysino, int *intr_valid_state)
113{ return (0); }
114
115/*ARGSUSED*/
116uint64_t
117hvio_intr_setvalid(uint64_t sysino, int intr_valid_state)
118{ return (0); }
119
120/*ARGSUSED*/
121uint64_t
122hvio_intr_getstate(uint64_t sysino, int *intr_state)
123{ return (0); }
124
125/*ARGSUSED*/
126uint64_t
127hvio_intr_setstate(uint64_t sysino, int intr_state)
128{ return (0); }
129
130/*ARGSUSED*/
131uint64_t
132hvio_intr_gettarget(uint64_t sysino, uint32_t *cpuid)
133{ return (0); }
134
135/*ARGSUSED*/
136uint64_t
137hvio_intr_settarget(uint64_t sysino, uint32_t cpuid)
138{ return (0); }
139
140/*ARGSUSED*/
141uint64_t
142hvio_iommu_map(devhandle_t dev_hdl, tsbid_t tsbid,
143    pages_t pages, io_attributes_t io_attributes,
144    io_page_list_t *io_page_list_p, pages_t *pages_mapped)
145{ return (0); }
146
147/*ARGSUSED*/
148uint64_t
149hvio_iommu_demap(devhandle_t dev_hdl, tsbid_t tsbid,
150    pages_t pages, pages_t *pages_demapped)
151{ return (0); }
152
153/*ARGSUSED*/
154uint64_t
155hvio_iommu_getmap(devhandle_t dev_hdl, tsbid_t tsbid,
156    io_attributes_t *attributes_p, r_addr_t *r_addr_p)
157{ return (0); }
158
159/*ARGSUSED*/
160uint64_t
161hvio_iommu_getbypass(devhandle_t dev_hdl, r_addr_t ra,
162    io_attributes_t io_attributes, io_addr_t *io_addr_p)
163{ return (0); }
164
165/*ARGSUSED*/
166uint64_t
167hvio_peek(devhandle_t dev_hdl, r_addr_t ra, size_t size, uint32_t *status,
168    uint64_t *data_p)
169{ return (0); }
170
171/*ARGSUSED*/
172uint64_t
173hvio_poke(devhandle_t dev_hdl, r_addr_t ra, uint64_t sizes, uint64_t data,
174    r_addr_t ra2, uint32_t *rdbk_status)
175{ return (0); }
176
177/*ARGSUSED*/
178uint64_t
179hvio_dma_sync(devhandle_t dev_hdl, r_addr_t ra, size_t num_bytes,
180    int io_sync_direction, size_t *bytes_synched)
181{ return (0); }
182
183/*ARGSUSED*/
184uint64_t
185hvio_msiq_conf(devhandle_t dev_hdl, msiqid_t msiq_id, r_addr_t ra,
186    uint_t msiq_rec_cnt)
187{ return (0); }
188
189/*ARGSUSED*/
190uint64_t
191hvio_msiq_info(devhandle_t dev_hdl, msiqid_t msiq_id, r_addr_t *r_addr_p,
192    uint_t *msiq_rec_cnt_p)
193{ return (0); }
194
195/*ARGSUSED*/
196uint64_t
197hvio_msiq_getvalid(devhandle_t dev_hdl, msiqid_t msiq_id,
198    pci_msiq_valid_state_t *msiq_valid_state)
199{ return (0); }
200
201/*ARGSUSED*/
202uint64_t
203hvio_msiq_setvalid(devhandle_t dev_hdl, msiqid_t msiq_id,
204    pci_msiq_valid_state_t msiq_valid_state)
205{ return (0); }
206
207/*ARGSUSED*/
208uint64_t
209hvio_msiq_getstate(devhandle_t dev_hdl, msiqid_t msiq_id,
210    pci_msiq_state_t *msiq_state)
211{ return (0); }
212
213/*ARGSUSED*/
214uint64_t
215hvio_msiq_setstate(devhandle_t dev_hdl, msiqid_t msiq_id,
216    pci_msiq_state_t msiq_state)
217{ return (0); }
218
219/*ARGSUSED*/
220uint64_t
221hvio_msiq_gethead(devhandle_t dev_hdl, msiqid_t msiq_id,
222    msiqhead_t *msiq_head)
223{ return (0); }
224
225/*ARGSUSED*/
226uint64_t
227hvio_msiq_sethead(devhandle_t dev_hdl, msiqid_t msiq_id,
228    msiqhead_t msiq_head)
229{ return (0); }
230
231/*ARGSUSED*/
232uint64_t
233hvio_msiq_gettail(devhandle_t dev_hdl, msiqid_t msiq_id,
234    msiqtail_t *msiq_tail)
235{ return (0); }
236
237/*ARGSUSED*/
238uint64_t
239hvio_msi_getmsiq(devhandle_t dev_hdl, msinum_t msi_num,
240    msiqid_t *msiq_id)
241{ return (0); }
242
243/*ARGSUSED*/
244uint64_t
245hvio_msi_setmsiq(devhandle_t dev_hdl, msinum_t msi_num,
246    msiqid_t msiq_id, msi_type_t msitype)
247{ return (0); }
248
249/*ARGSUSED*/
250uint64_t
251hvio_msi_getvalid(devhandle_t dev_hdl, msinum_t msi_num,
252    pci_msi_valid_state_t *msi_valid_state)
253{ return (0); }
254
255/*ARGSUSED*/
256uint64_t
257hvio_msi_setvalid(devhandle_t dev_hdl, msinum_t msi_num,
258    pci_msi_valid_state_t msi_valid_state)
259{ return (0); }
260
261/*ARGSUSED*/
262uint64_t
263hvio_msi_getstate(devhandle_t dev_hdl, msinum_t msi_num,
264    pci_msi_state_t *msi_state)
265{ return (0); }
266
267/*ARGSUSED*/
268uint64_t
269hvio_msi_setstate(devhandle_t dev_hdl, msinum_t msi_num,
270    pci_msi_state_t msi_state)
271{ return (0); }
272
273/*ARGSUSED*/
274uint64_t
275hvio_msg_getmsiq(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
276    msiqid_t *msiq_id)
277{ return (0); }
278
279/*ARGSUSED*/
280uint64_t
281hvio_msg_setmsiq(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
282    msiqid_t msiq_id)
283{ return (0); }
284
285/*ARGSUSED*/
286uint64_t
287hvio_msg_getvalid(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
288    pcie_msg_valid_state_t *msg_valid_state)
289{ return (0); }
290
291/*ARGSUSED*/
292uint64_t
293hvio_msg_setvalid(devhandle_t dev_hdl, pcie_msg_type_t msg_type,
294    pcie_msg_valid_state_t msg_valid_state)
295{ return (0); }
296
297uint64_t
298hv_cpu_yield(void)
299{ return (0); }
300
301/*ARGSUSED*/
302uint64_t
303hv_service_recv(uint64_t s_id, uint64_t buf_pa, uint64_t size,
304    uint64_t *recv_bytes)
305{ return (0); }
306
307/*ARGSUSED*/
308uint64_t
309hv_service_send(uint64_t s_id, uint64_t buf_pa, uint64_t size,
310    uint64_t *send_bytes)
311{ return (0); }
312
313/*ARGSUSED*/
314uint64_t
315hv_service_getstatus(uint64_t s_id, uint64_t *vreg)
316{ return (0); }
317
318/*ARGSUSED*/
319uint64_t
320hv_service_setstatus(uint64_t s_id, uint64_t bits)
321{ return (0); }
322
323/*ARGSUSED*/
324uint64_t
325hv_service_clrstatus(uint64_t s_id, uint64_t bits)
326{ return (0); }
327
328/*ARGSUSED*/
329uint64_t
330hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state)
331{ return (0); }
332
333/*ARGSUSED*/
334uint64_t
335hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *minsize)
336{ return (0); }
337
338/*ARGSUSED*/
339uint64_t
340hv_mem_scrub(uint64_t real_addr, uint64_t length, uint64_t *scrubbed_len)
341{ return (0); }
342
343/*ARGSUSED*/
344uint64_t
345hv_mem_sync(uint64_t real_addr, uint64_t length, uint64_t *flushed_len)
346{ return (0); }
347
348/*ARGSUSED*/
349uint64_t
350hv_ttrace_buf_conf(uint64_t paddr, uint64_t size, uint64_t *size1)
351{ return (0); }
352
353/*ARGSUSED*/
354uint64_t
355hv_ttrace_buf_info(uint64_t *paddr, uint64_t *size)
356{ return (0); }
357
358/*ARGSUSED*/
359uint64_t
360hv_ttrace_enable(uint64_t enable, uint64_t *prev_enable)
361{ return (0); }
362
363/*ARGSUSED*/
364uint64_t
365hv_ttrace_freeze(uint64_t freeze, uint64_t *prev_freeze)
366{ return (0); }
367
368/*ARGSUSED*/
369uint64_t
370hv_mach_desc(uint64_t buffer_ra, uint64_t *buffer_sizep)
371{ return (0); }
372
373/*ARGSUSED*/
374uint64_t
375hv_ncs_request(int cmd, uint64_t realaddr, size_t sz)
376{ return (0); }
377
378/*ARGSUSED*/
379uint64_t
380hv_ra2pa(uint64_t ra)
381{ return (0); }
382
383/*ARGSUSED*/
384uint64_t
385hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
386{ return (0); }
387
388#else	/* lint || __lint */
389
390	/*
391	 * %o0 - character
392	 */
393	ENTRY(hv_cnputchar)
394	mov	CONS_WRITE, %o5
395	ta	FAST_TRAP
396	tst	%o0
397	retl
398	movnz	%xcc, -1, %o0
399	SET_SIZE(hv_cnputchar)
400
401	/*
402	 * %o0 pointer to character buffer
403	 * return values:
404	 * 0 success
405	 * hv_errno failure
406	 */
407	ENTRY(hv_cngetchar)
408	mov	%o0, %o2
409	mov	CONS_READ, %o5
410	ta	FAST_TRAP
411	brnz,a	%o0, 1f		! failure, just return error
412	mov	1, %o0
413
414	cmp	%o1, H_BREAK
415	be	1f
416	mov	%o1, %o0
417
418	cmp	%o1, H_HUP
419	be	1f
420	mov	%o1, %o0
421
422	stb	%o1, [%o2]	! success, save character and return 0
423	mov	0, %o0
4241:
425	retl
426	nop
427	SET_SIZE(hv_cngetchar)
428
429	ENTRY(hv_tod_get)
430	mov	%o0, %o4
431	mov	TOD_GET, %o5
432	ta	FAST_TRAP
433	retl
434	  stx	%o1, [%o4]
435	SET_SIZE(hv_tod_get)
436
437	ENTRY(hv_tod_set)
438	mov	TOD_SET, %o5
439	ta	FAST_TRAP
440	retl
441	nop
442	SET_SIZE(hv_tod_set)
443
444	/*
445	 * Map permanent address
446	 * arg0 vaddr (%o0)
447	 * arg1 context (%o1)
448	 * arg2 tte (%o2)
449	 * arg3 flags (%o3)  0x1=d 0x2=i
450	 */
451	ENTRY(hv_mmu_map_perm_addr)
452	mov	MAP_PERM_ADDR, %o5
453	ta	FAST_TRAP
454	retl
455	nop
456	SET_SIZE(hv_mmu_map_perm_addr)
457
458	/*
459	 * Unmap permanent address
460	 * arg0 vaddr (%o0)
461	 * arg1 context (%o1)
462	 * arg2 flags (%o2)  0x1=d 0x2=i
463	 */
464	ENTRY(hv_mmu_unmap_perm_addr)
465	mov	UNMAP_PERM_ADDR, %o5
466	ta	FAST_TRAP
467	retl
468	nop
469	SET_SIZE(hv_mmu_unmap_perm_addr)
470
471	/*
472	 * Set TSB for context 0
473	 * arg0 ntsb_descriptor (%o0)
474	 * arg1 desc_ra (%o1)
475	 */
476	ENTRY(hv_set_ctx0)
477	mov	MMU_TSB_CTX0, %o5
478	ta	FAST_TRAP
479	retl
480	nop
481	SET_SIZE(hv_set_ctx0)
482
483	/*
484	 * Set TSB for context non0
485	 * arg0 ntsb_descriptor (%o0)
486	 * arg1 desc_ra (%o1)
487	 */
488	ENTRY(hv_set_ctxnon0)
489	mov	MMU_TSB_CTXNON0, %o5
490	ta	FAST_TRAP
491	retl
492	nop
493	SET_SIZE(hv_set_ctxnon0)
494
495#ifdef SET_MMU_STATS
496	/*
497	 * Returns old stat area on success
498	 */
499	ENTRY(hv_mmu_set_stat_area)
500	mov	MMU_STAT_AREA, %o5
501	ta	FAST_TRAP
502	retl
503	nop
504	SET_SIZE(hv_mmu_set_stat_area)
505#endif /* SET_MMU_STATS */
506
507	/*
508	 * CPU Q Configure
509	 * arg0 queue (%o0)
510	 * arg1 Base address RA (%o1)
511	 * arg2 Size (%o2)
512	 */
513	ENTRY(hv_cpu_qconf)
514	mov	CPU_QCONF, %o5
515	ta	FAST_TRAP
516	retl
517	nop
518	SET_SIZE(hv_cpu_qconf)
519
520	/*
521	 * arg0 - devhandle
522	 * arg1 - pci_device
523	 * arg2 - pci_config_offset
524	 * arg3 - pci_config_size
525	 *
526	 * ret0 - status
527	 * ret1 - error_flag
528	 * ret2 - pci_cfg_data
529	 */
530	ENTRY(hvio_config_get)
531	mov	HVIO_CONFIG_GET, %o5
532	ta	FAST_TRAP
533	brnz	%o0, 1f
534	movrnz	%o1, -1, %o2
535	brz,a	%o1, 1f
536	stuw	%o2, [%o4]
5371:	retl
538	nop
539	SET_SIZE(hvio_config_get)
540
541	/*
542	 * arg0 - devhandle
543	 * arg1 - pci_device
544	 * arg2 - pci_config_offset
545	 * arg3 - pci_config_size
546	 * arg4 - pci_cfg_data
547	 *
548	 * ret0 - status
549	 * ret1 - error_flag
550	 */
551	ENTRY(hvio_config_put)
552	mov	HVIO_CONFIG_PUT, %o5
553	ta	FAST_TRAP
554	retl
555	nop
556	SET_SIZE(hvio_config_put)
557
558	/*
559	 * arg0 - devhandle
560	 * arg1 - devino
561	 *
562	 * ret0 - status
563	 * ret1 - sysino
564	 */
565	ENTRY(hvio_intr_devino_to_sysino)
566	mov	HVIO_INTR_DEVINO2SYSINO, %o5
567	ta	FAST_TRAP
568	brz,a	%o0, 1f
569	stx	%o1, [%o2]
5701:	retl
571	nop
572	SET_SIZE(hvio_intr_devino_to_sysino)
573
574	/*
575	 * arg0 - sysino
576	 *
577	 * ret0 - status
578	 * ret1 - intr_valid_state
579	 */
580	ENTRY(hvio_intr_getvalid)
581	mov	%o1, %o2
582	mov	HVIO_INTR_GETVALID, %o5
583	ta	FAST_TRAP
584	brz,a	%o0, 1f
585	stuw	%o1, [%o2]
5861:	retl
587	nop
588	SET_SIZE(hvio_intr_getvalid)
589
590	/*
591	 * arg0 - sysino
592	 * arg1 - intr_valid_state
593	 *
594	 * ret0 - status
595	 */
596	ENTRY(hvio_intr_setvalid)
597	mov	HVIO_INTR_SETVALID, %o5
598	ta	FAST_TRAP
599	retl
600	nop
601	SET_SIZE(hvio_intr_setvalid)
602
603	/*
604	 * arg0 - sysino
605	 *
606	 * ret0 - status
607	 * ret1 - intr_state
608	 */
609	ENTRY(hvio_intr_getstate)
610	mov	%o1, %o2
611	mov	HVIO_INTR_GETSTATE, %o5
612	ta	FAST_TRAP
613	brz,a	%o0, 1f
614	stuw	%o1, [%o2]
6151:	retl
616	nop
617	SET_SIZE(hvio_intr_getstate)
618
619	/*
620	 * arg0 - sysino
621	 * arg1 - intr_state
622	 *
623	 * ret0 - status
624	 */
625	ENTRY(hvio_intr_setstate)
626	mov	HVIO_INTR_SETSTATE, %o5
627	ta	FAST_TRAP
628	retl
629	nop
630	SET_SIZE(hvio_intr_setstate)
631
632	/*
633	 * arg0 - sysino
634	 *
635	 * ret0 - status
636	 * ret1 - cpu_id
637	 */
638	ENTRY(hvio_intr_gettarget)
639	mov	%o1, %o2
640	mov	HVIO_INTR_GETTARGET, %o5
641	ta	FAST_TRAP
642	brz,a	%o0, 1f
643	stuw	%o1, [%o2]
6441:	retl
645	nop
646	SET_SIZE(hvio_intr_gettarget)
647
648	/*
649	 * arg0 - sysino
650	 * arg1 - cpu_id
651	 *
652	 * ret0 - status
653	 */
654	ENTRY(hvio_intr_settarget)
655	mov	HVIO_INTR_SETTARGET, %o5
656	ta	FAST_TRAP
657	retl
658	nop
659	SET_SIZE(hvio_intr_settarget)
660
661	/*
662	 * arg0 - devhandle
663	 * arg1 - tsbid
664	 * arg2 - pages
665	 * arg3 - io_attributes
666	 * arg4 - io_page_list_p
667	 *
668	 * ret1 - pages_mapped
669	 */
670	ENTRY(hvio_iommu_map)
671	save	%sp, -SA(MINFRAME64), %sp
672	mov	%i0, %o0
673	mov	%i1, %o1
674	mov	%i2, %o2
675	mov	%i3, %o3
676	mov	%i4, %o4
677	mov	HVIO_IOMMU_MAP, %o5
678	ta	FAST_TRAP
679	brnz	%o0, 1f
680	mov	%o0, %i0
681	stuw	%o1, [%i5]
6821:
683	ret
684	restore
685	SET_SIZE(hvio_iommu_map)
686
687	/*
688	 * arg0 - devhandle
689	 * arg1 - tsbid
690	 * arg2 - pages
691	 *
692	 * ret1 - pages_demapped
693	 */
694	ENTRY(hvio_iommu_demap)
695	mov	HVIO_IOMMU_DEMAP, %o5
696	ta	FAST_TRAP
697	brz,a	%o0, 1f
698	stuw	%o1, [%o3]
6991:	retl
700	nop
701	SET_SIZE(hvio_iommu_demap)
702
703	/*
704	 * arg0 - devhandle
705	 * arg1 - tsbid
706	 *
707	 *
708	 * ret0 - status
709	 * ret1 - io_attributes
710	 * ret2 - r_addr
711	 */
712	ENTRY(hvio_iommu_getmap)
713	mov	%o2, %o4
714	mov	HVIO_IOMMU_GETMAP, %o5
715	ta	FAST_TRAP
716	brnz	%o0, 1f
717	nop
718	stx	%o2, [%o3]
719	st	%o1, [%o4]
7201:
721	retl
722	nop
723	SET_SIZE(hvio_iommu_getmap)
724
725	/*
726	 * arg0 - devhandle
727	 * arg1 - r_addr
728	 * arg2 - io_attributes
729	 *
730	 *
731	 * ret0 - status
732	 * ret1 - io_addr
733	 */
734	ENTRY(hvio_iommu_getbypass)
735	mov	HVIO_IOMMU_GETBYPASS, %o5
736	ta	FAST_TRAP
737	brz,a	%o0, 1f
738	stx	%o1, [%o3]
7391:	retl
740	nop
741	SET_SIZE(hvio_iommu_getbypass)
742
743	/*
744	 * arg0 - devhandle
745	 * arg1 - r_addr
746	 * arg2 - size
747	 *
748	 * ret1 - error_flag
749	 * ret2 - data
750	 */
751	ENTRY(hvio_peek)
752	mov	HVIO_PEEK, %o5
753	ta	FAST_TRAP
754	brnz	%o0, 1f
755	nop
756	stx	%o2, [%o4]
757	st	%o1, [%o3]
7581:
759	retl
760	nop
761	SET_SIZE(hvio_peek)
762
763	/*
764	 * arg0 - devhandle
765	 * arg1 - r_addr
766	 * arg2 - sizes
767	 * arg3 - data
768	 * arg4 - r_addr2
769	 *
770	 * ret1 - error_flag
771	 */
772	ENTRY(hvio_poke)
773	save	%sp, -SA(MINFRAME64), %sp
774	mov	%i0, %o0
775	mov	%i1, %o1
776	mov	%i2, %o2
777	mov	%i3, %o3
778	mov	%i4, %o4
779	mov	HVIO_POKE, %o5
780	ta	FAST_TRAP
781	brnz	%o0, 1f
782	mov	%o0, %i0
783	stuw	%o1, [%i5]
7841:
785	ret
786	restore
787	SET_SIZE(hvio_poke)
788
789	/*
790	 * arg0 - devhandle
791	 * arg1 - r_addr
792	 * arg2 - num_bytes
793	 * arg3 - io_sync_direction
794	 *
795	 * ret0 - status
796	 * ret1 - bytes_synched
797	 */
798	ENTRY(hvio_dma_sync)
799	mov	HVIO_DMA_SYNC, %o5
800	ta	FAST_TRAP
801	brz,a	%o0, 1f
802	stx	%o1, [%o4]
8031:	retl
804	nop
805	SET_SIZE(hvio_dma_sync)
806
807	/*
808	 * arg0 - devhandle
809	 * arg1 - msiq_id
810	 * arg2 - r_addr
811	 * arg3 - nentries
812	 *
813	 * ret0 - status
814	 */
815	ENTRY(hvio_msiq_conf)
816	mov	HVIO_MSIQ_CONF, %o5
817	ta	FAST_TRAP
818	retl
819	nop
820	SET_SIZE(hvio_msiq_conf)
821
822	/*
823	 * arg0 - devhandle
824	 * arg1 - msiq_id
825	 *
826	 * ret0 - status
827	 * ret1 - r_addr
828	 * ret1 - nentries
829	 */
830	ENTRY(hvio_msiq_info)
831	mov     %o2, %o4
832	mov     HVIO_MSIQ_INFO, %o5
833	ta      FAST_TRAP
834	brnz    1f
835	nop
836	stx     %o1, [%o4]
837	stuw    %o2, [%o3]
8381:      retl
839	nop
840	SET_SIZE(hvio_msiq_info)
841
842	/*
843	 * arg0 - devhandle
844	 * arg1 - msiq_id
845	 *
846	 * ret0 - status
847	 * ret1 - msiq_valid_state
848	 */
849	ENTRY(hvio_msiq_getvalid)
850	mov	HVIO_MSIQ_GETVALID, %o5
851	ta	FAST_TRAP
852	brz,a	%o0, 1f
853	stuw	%o1, [%o2]
8541:	retl
855	nop
856	SET_SIZE(hvio_msiq_getvalid)
857
858	/*
859	 * arg0 - devhandle
860	 * arg1 - msiq_id
861	 * arg2 - msiq_valid_state
862	 *
863	 * ret0 - status
864	 */
865	ENTRY(hvio_msiq_setvalid)
866	mov	HVIO_MSIQ_SETVALID, %o5
867	ta	FAST_TRAP
868	retl
869	nop
870	SET_SIZE(hvio_msiq_setvalid)
871
872	/*
873	 * arg0 - devhandle
874	 * arg1 - msiq_id
875	 *
876	 * ret0 - status
877	 * ret1 - msiq_state
878	 */
879	ENTRY(hvio_msiq_getstate)
880	mov	HVIO_MSIQ_GETSTATE, %o5
881	ta	FAST_TRAP
882	brz,a	%o0, 1f
883	stuw	%o1, [%o2]
8841:	retl
885	nop
886	SET_SIZE(hvio_msiq_getstate)
887
888	/*
889	 * arg0 - devhandle
890	 * arg1 - msiq_id
891	 * arg2 - msiq_state
892	 *
893	 * ret0 - status
894	 */
895	ENTRY(hvio_msiq_setstate)
896	mov	HVIO_MSIQ_SETSTATE, %o5
897	ta	FAST_TRAP
898	retl
899	nop
900	SET_SIZE(hvio_msiq_setstate)
901
902	/*
903	 * arg0 - devhandle
904	 * arg1 - msiq_id
905	 *
906	 * ret0 - status
907	 * ret1 - msiq_head
908	 */
909	ENTRY(hvio_msiq_gethead)
910	mov	HVIO_MSIQ_GETHEAD, %o5
911	ta	FAST_TRAP
912	brz,a	%o0, 1f
913	stx	%o1, [%o2]
9141:	retl
915	nop
916	SET_SIZE(hvio_msiq_gethead)
917
918	/*
919	 * arg0 - devhandle
920	 * arg1 - msiq_id
921	 * arg2 - msiq_head
922	 *
923	 * ret0 - status
924	 */
925	ENTRY(hvio_msiq_sethead)
926	mov	HVIO_MSIQ_SETHEAD, %o5
927	ta	FAST_TRAP
928	retl
929	nop
930	SET_SIZE(hvio_msiq_sethead)
931
932	/*
933	 * arg0 - devhandle
934	 * arg1 - msiq_id
935	 *
936	 * ret0 - status
937	 * ret1 - msiq_tail
938	 */
939	ENTRY(hvio_msiq_gettail)
940	mov	HVIO_MSIQ_GETTAIL, %o5
941	ta	FAST_TRAP
942	brz,a	%o0, 1f
943	stx	%o1, [%o2]
9441:	retl
945	nop
946	SET_SIZE(hvio_msiq_gettail)
947
948	/*
949	 * arg0 - devhandle
950	 * arg1 - msi_num
951	 *
952	 * ret0 - status
953	 * ret1 - msiq_id
954	 */
955	ENTRY(hvio_msi_getmsiq)
956	mov	HVIO_MSI_GETMSIQ, %o5
957	ta	FAST_TRAP
958	brz,a	%o0, 1f
959	stuw	%o1, [%o2]
9601:	retl
961	nop
962	SET_SIZE(hvio_msi_getmsiq)
963
964	/*
965	 * arg0 - devhandle
966	 * arg1 - msi_num
967	 * arg2 - msiq_id
968	 * arg2 - msitype
969	 *
970	 * ret0 - status
971	 */
972	ENTRY(hvio_msi_setmsiq)
973	mov	HVIO_MSI_SETMSIQ, %o5
974	ta	FAST_TRAP
975	retl
976	nop
977	SET_SIZE(hvio_msi_setmsiq)
978
979	/*
980	 * arg0 - devhandle
981	 * arg1 - msi_num
982	 *
983	 * ret0 - status
984	 * ret1 - msi_valid_state
985	 */
986	ENTRY(hvio_msi_getvalid)
987	mov	HVIO_MSI_GETVALID, %o5
988	ta	FAST_TRAP
989	brz,a	%o0, 1f
990	stuw	%o1, [%o2]
9911:	retl
992	nop
993	SET_SIZE(hvio_msi_getvalid)
994
995	/*
996	 * arg0 - devhandle
997	 * arg1 - msi_num
998	 * arg2 - msi_valid_state
999	 *
1000	 * ret0 - status
1001	 */
1002	ENTRY(hvio_msi_setvalid)
1003	mov	HVIO_MSI_SETVALID, %o5
1004	ta	FAST_TRAP
1005	retl
1006	nop
1007	SET_SIZE(hvio_msi_setvalid)
1008
1009	/*
1010	 * arg0 - devhandle
1011	 * arg1 - msi_num
1012	 *
1013	 * ret0 - status
1014	 * ret1 - msi_state
1015	 */
1016	ENTRY(hvio_msi_getstate)
1017	mov	HVIO_MSI_GETSTATE, %o5
1018	ta	FAST_TRAP
1019	brz,a	%o0, 1f
1020	stuw	%o1, [%o2]
10211:	retl
1022	nop
1023	SET_SIZE(hvio_msi_getstate)
1024
1025	/*
1026	 * arg0 - devhandle
1027	 * arg1 - msi_num
1028	 * arg2 - msi_state
1029	 *
1030	 * ret0 - status
1031	 */
1032	ENTRY(hvio_msi_setstate)
1033	mov	HVIO_MSI_SETSTATE, %o5
1034	ta	FAST_TRAP
1035	retl
1036	nop
1037	SET_SIZE(hvio_msi_setstate)
1038
1039	/*
1040	 * arg0 - devhandle
1041	 * arg1 - msg_type
1042	 *
1043	 * ret0 - status
1044	 * ret1 - msiq_id
1045	 */
1046	ENTRY(hvio_msg_getmsiq)
1047	mov	HVIO_MSG_GETMSIQ, %o5
1048	ta	FAST_TRAP
1049	brz,a	%o0, 1f
1050	stuw	%o1, [%o2]
10511:	retl
1052	nop
1053	SET_SIZE(hvio_msg_getmsiq)
1054
1055	/*
1056	 * arg0 - devhandle
1057	 * arg1 - msg_type
1058	 * arg2 - msiq_id
1059	 *
1060	 * ret0 - status
1061	 */
1062	ENTRY(hvio_msg_setmsiq)
1063	mov	HVIO_MSG_SETMSIQ, %o5
1064	ta	FAST_TRAP
1065	retl
1066	nop
1067	SET_SIZE(hvio_msg_setmsiq)
1068
1069	/*
1070	 * arg0 - devhandle
1071	 * arg1 - msg_type
1072	 *
1073	 * ret0 - status
1074	 * ret1 - msg_valid_state
1075	 */
1076	ENTRY(hvio_msg_getvalid)
1077	mov	HVIO_MSG_GETVALID, %o5
1078	ta	FAST_TRAP
1079	brz,a	%o0, 1f
1080	stuw	%o1, [%o2]
10811:	retl
1082	nop
1083	SET_SIZE(hvio_msg_getvalid)
1084
1085	/*
1086	 * arg0 - devhandle
1087	 * arg1 - msg_type
1088	 * arg2 - msg_valid_state
1089	 *
1090	 * ret0 - status
1091	 */
1092	ENTRY(hvio_msg_setvalid)
1093	mov	HVIO_MSG_SETVALID, %o5
1094	ta	FAST_TRAP
1095	retl
1096	nop
1097	SET_SIZE(hvio_msg_setvalid)
1098
1099	/*
1100	 * hv_cpu_yield(void)
1101	 */
1102	ENTRY(hv_cpu_yield)
1103	mov	HV_CPU_YIELD, %o5
1104	ta	FAST_TRAP
1105	retl
1106	nop
1107	SET_SIZE(hv_cpu_yield)
1108
1109	/*
1110	 * hv_service_recv(uint64_t s_id, uint64_t buf_pa,
1111	 *     uint64_t size, uint64_t *recv_bytes);
1112	 */
1113	ENTRY(hv_service_recv)
1114	save	%sp, -SA(MINFRAME), %sp
1115	mov	%i0, %o0
1116	mov	%i1, %o1
1117	mov	%i2, %o2
1118	mov	%i3, %o3
1119	mov	SVC_RECV, %o5
1120	ta	FAST_TRAP
1121	brnz	%o0, 1f
1122	mov	%o0, %i0
1123	stx	%o1, [%i3]
11241:
1125	ret
1126	restore
1127	SET_SIZE(hv_service_recv)
1128
1129	/*
1130	 * hv_service_send(uint64_t s_id, uint64_t buf_pa,
1131	 *     uint64_t size, uint64_t *recv_bytes);
1132	 */
1133	ENTRY(hv_service_send)
1134	save	%sp, -SA(MINFRAME), %sp
1135	mov	%i0, %o0
1136	mov	%i1, %o1
1137	mov	%i2, %o2
1138	mov	%i3, %o3
1139	mov	SVC_SEND, %o5
1140	ta	FAST_TRAP
1141	brnz	%o0, 1f
1142	mov	%o0, %i0
1143	stx	%o1, [%i3]
11441:
1145	ret
1146	restore
1147	SET_SIZE(hv_service_send)
1148
1149	/*
1150	 * hv_service_getstatus(uint64_t s_id, uint64_t *vreg);
1151	 */
1152	ENTRY(hv_service_getstatus)
1153	mov	%o1, %o4			! save datap
1154	mov	SVC_GETSTATUS, %o5
1155	ta	FAST_TRAP
1156	brz,a	%o0, 1f
1157	stx	%o1, [%o4]
11581:
1159	retl
1160	nop
1161	SET_SIZE(hv_service_getstatus)
1162
1163	/*
1164	 * hv_service_setstatus(uint64_t s_id, uint64_t bits);
1165	 */
1166	ENTRY(hv_service_setstatus)
1167	mov	SVC_SETSTATUS, %o5
1168	ta	FAST_TRAP
1169	retl
1170	nop
1171	SET_SIZE(hv_service_setstatus)
1172
1173	/*
1174	 * hv_service_clrstatus(uint64_t s_id, uint64_t bits);
1175	 */
1176	ENTRY(hv_service_clrstatus)
1177	mov	SVC_CLRSTATUS, %o5
1178	ta	FAST_TRAP
1179	retl
1180	nop
1181	SET_SIZE(hv_service_clrstatus)
1182
1183	/*
1184	 * int hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state);
1185	 */
1186	ENTRY(hv_cpu_state)
1187	mov	%o1, %o4			! save datap
1188	mov	HV_CPU_STATE, %o5
1189	ta	FAST_TRAP
1190	brz,a	%o0, 1f
1191	stx	%o1, [%o4]
11921:
1193	retl
1194	nop
1195	SET_SIZE(hv_cpu_state)
1196
1197	/*
1198	 * HV state dump zone Configure
1199	 * arg0 real adrs of dump buffer (%o0)
1200	 * arg1 size of dump buffer (%o1)
1201	 * ret0 status (%o0)
1202	 * ret1 size of buffer on success and min size on EINVAL (%o1)
1203	 * hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *ret_size)
1204	 */
1205	ENTRY(hv_dump_buf_update)
1206	mov	DUMP_BUF_UPDATE, %o5
1207	ta	FAST_TRAP
1208	retl
1209	stx	%o1, [%o2]
1210	SET_SIZE(hv_dump_buf_update)
1211
1212
1213	/*
1214	 * For memory scrub
1215	 * int hv_mem_scrub(uint64_t real_addr, uint64_t length,
1216	 * 	uint64_t *scrubbed_len);
1217	 * Retun %o0 -- status
1218	 *       %o1 -- bytes scrubbed
1219	 */
1220	ENTRY(hv_mem_scrub)
1221	mov	%o2, %o4
1222	mov	HV_MEM_SCRUB, %o5
1223	ta	FAST_TRAP
1224	retl
1225	stx	%o1, [%o4]
1226	SET_SIZE(hv_mem_scrub)
1227
1228	/*
1229	 * Flush ecache
1230	 * int hv_mem_sync(uint64_t real_addr, uint64_t length,
1231	 * 	uint64_t *flushed_len);
1232	 * Retun %o0 -- status
1233	 *       %o1 -- bytes flushed
1234	 */
1235	ENTRY(hv_mem_sync)
1236	mov	%o2, %o4
1237	mov	HV_MEM_SYNC, %o5
1238	ta	FAST_TRAP
1239	retl
1240	stx	%o1, [%o4]
1241	SET_SIZE(hv_mem_sync)
1242
1243	/*
1244	 * TTRACE_BUF_CONF Configure
1245	 * arg0 RA base of buffer (%o0)
1246	 * arg1 buf size in no. of entries (%o1)
1247	 * ret0 status (%o0)
1248	 * ret1 minimum size in no. of entries on failure,
1249	 * actual size in no. of entries on success (%o1)
1250	 */
1251	ENTRY(hv_ttrace_buf_conf)
1252	mov	TTRACE_BUF_CONF, %o5
1253	ta	FAST_TRAP
1254	retl
1255	stx	%o1, [%o2]
1256	SET_SIZE(hv_ttrace_buf_conf)
1257
1258	 /*
1259	 * TTRACE_BUF_INFO
1260	 * ret0 status (%o0)
1261	 * ret1 RA base of buffer (%o1)
1262	 * ret2 size in no. of entries (%o2)
1263	 */
1264	ENTRY(hv_ttrace_buf_info)
1265	mov	%o0, %o3
1266	mov	%o1, %o4
1267	mov	TTRACE_BUF_INFO, %o5
1268	ta	FAST_TRAP
1269	stx	%o1, [%o3]
1270	retl
1271	stx	%o2, [%o4]
1272	SET_SIZE(hv_ttrace_buf_info)
1273
1274	/*
1275	 * TTRACE_ENABLE
1276	 * arg0 enable/ disable (%o0)
1277	 * ret0 status (%o0)
1278	 * ret1 previous enable state (%o1)
1279	 */
1280	ENTRY(hv_ttrace_enable)
1281	mov	%o1, %o2
1282	mov	TTRACE_ENABLE, %o5
1283	ta	FAST_TRAP
1284	retl
1285	stx	%o1, [%o2]
1286	SET_SIZE(hv_ttrace_enable)
1287
1288	/*
1289	 * TTRACE_FREEZE
1290	 * arg0 enable/ freeze (%o0)
1291	 * ret0 status (%o0)
1292	 * ret1 previous freeze state (%o1)
1293	*/
1294	ENTRY(hv_ttrace_freeze)
1295	mov	%o1, %o2
1296	mov	TTRACE_FREEZE, %o5
1297	ta	FAST_TRAP
1298	retl
1299	stx	%o1, [%o2]
1300	SET_SIZE(hv_ttrace_freeze)
1301
1302	/*
1303	 * MACH_DESC
1304	 * arg0 buffer real address
1305	 * arg1 pointer to uint64_t for size of buffer
1306	 * ret0 status
1307	 * ret1 return required size of buffer / returned data size
1308	 */
1309	ENTRY(hv_mach_desc)
1310	mov     %o1, %o4                ! save datap
1311	ldx     [%o1], %o1
1312	mov     HV_MACH_DESC, %o5
1313	ta      FAST_TRAP
1314	retl
1315	stx   %o1, [%o4]
1316	SET_SIZE(hv_mach_desc)
1317
1318	/*
1319	 * hv_ncs_request(int cmd, uint64_t realaddr, size_t sz)
1320	 */
1321	ENTRY(hv_ncs_request)
1322	mov	HV_NCS_REQUEST, %o5
1323	ta	FAST_TRAP
1324	retl
1325	nop
1326	SET_SIZE(hv_ncs_request)
1327
1328	/*
1329	 * hv_ra2pa(uint64_t ra)
1330	 *
1331	 * MACH_DESC
1332	 * arg0 Real address to convert
1333	 * ret0 Returned physical address or -1 on error
1334	 */
1335	ENTRY(hv_ra2pa)
1336	mov	HV_RA2PA, %o5
1337	ta	FAST_TRAP
1338	cmp	%o0, 0
1339	move	%xcc, %o1, %o0
1340	movne	%xcc, -1, %o0
1341	retl
1342	nop
1343	SET_SIZE(hv_ra2pa)
1344
1345	/*
1346	 * hv_hpriv(void *func, uint64_t arg1, uint64_t arg2, uint64_t arg3)
1347	 *
1348	 * MACH_DESC
1349	 * arg0 OS function to call
1350	 * arg1 First arg to OS function
1351	 * arg2 Second arg to OS function
1352	 * arg3 Third arg to OS function
1353	 * ret0 Returned value from function
1354	 */
1355
1356	ENTRY(hv_hpriv)
1357	mov	HV_HPRIV, %o5
1358	ta	FAST_TRAP
1359	retl
1360	nop
1361	SET_SIZE(hv_hpriv)
1362
1363#endif	/* lint || __lint */
1364