xref: /titanic_41/usr/src/uts/sun4v/ml/hcall.s (revision 8ad60789b9913d5b2118fe76d8cd7a661d8ae8b6)
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#else	/* lint || __lint */
379
380	/*
381	 * %o0 - character
382	 */
383	ENTRY(hv_cnputchar)
384	mov	CONS_WRITE, %o5
385	ta	FAST_TRAP
386	tst	%o0
387	retl
388	movnz	%xcc, -1, %o0
389	SET_SIZE(hv_cnputchar)
390
391	/*
392	 * %o0 pointer to character buffer
393	 * return values:
394	 * 0 success
395	 * hv_errno failure
396	 */
397	ENTRY(hv_cngetchar)
398	mov	%o0, %o2
399	mov	CONS_READ, %o5
400	ta	FAST_TRAP
401	brnz,a	%o0, 1f		! failure, just return error
402	mov	1, %o0
403
404	cmp	%o1, H_BREAK
405	be	1f
406	mov	%o1, %o0
407
408	cmp	%o1, H_HUP
409	be	1f
410	mov	%o1, %o0
411
412	stb	%o1, [%o2]	! success, save character and return 0
413	mov	0, %o0
4141:
415	retl
416	nop
417	SET_SIZE(hv_cngetchar)
418
419	ENTRY(hv_tod_get)
420	mov	%o0, %o4
421	mov	TOD_GET, %o5
422	ta	FAST_TRAP
423	retl
424	  stx	%o1, [%o4]
425	SET_SIZE(hv_tod_get)
426
427	ENTRY(hv_tod_set)
428	mov	TOD_SET, %o5
429	ta	FAST_TRAP
430	retl
431	nop
432	SET_SIZE(hv_tod_set)
433
434	/*
435	 * Map permanent address
436	 * arg0 vaddr (%o0)
437	 * arg1 context (%o1)
438	 * arg2 tte (%o2)
439	 * arg3 flags (%o3)  0x1=d 0x2=i
440	 */
441	ENTRY(hv_mmu_map_perm_addr)
442	mov	MAP_PERM_ADDR, %o5
443	ta	FAST_TRAP
444	retl
445	nop
446	SET_SIZE(hv_mmu_map_perm_addr)
447
448	/*
449	 * Unmap permanent address
450	 * arg0 vaddr (%o0)
451	 * arg1 context (%o1)
452	 * arg2 flags (%o2)  0x1=d 0x2=i
453	 */
454	ENTRY(hv_mmu_unmap_perm_addr)
455	mov	UNMAP_PERM_ADDR, %o5
456	ta	FAST_TRAP
457	retl
458	nop
459	SET_SIZE(hv_mmu_unmap_perm_addr)
460
461	/*
462	 * Set TSB for context 0
463	 * arg0 ntsb_descriptor (%o0)
464	 * arg1 desc_ra (%o1)
465	 */
466	ENTRY(hv_set_ctx0)
467	mov	MMU_TSB_CTX0, %o5
468	ta	FAST_TRAP
469	retl
470	nop
471	SET_SIZE(hv_set_ctx0)
472
473	/*
474	 * Set TSB for context non0
475	 * arg0 ntsb_descriptor (%o0)
476	 * arg1 desc_ra (%o1)
477	 */
478	ENTRY(hv_set_ctxnon0)
479	mov	MMU_TSB_CTXNON0, %o5
480	ta	FAST_TRAP
481	retl
482	nop
483	SET_SIZE(hv_set_ctxnon0)
484
485#ifdef SET_MMU_STATS
486	/*
487	 * Returns old stat area on success
488	 */
489	ENTRY(hv_mmu_set_stat_area)
490	mov	MMU_STAT_AREA, %o5
491	ta	FAST_TRAP
492	retl
493	nop
494	SET_SIZE(hv_mmu_set_stat_area)
495#endif /* SET_MMU_STATS */
496
497	/*
498	 * CPU Q Configure
499	 * arg0 queue (%o0)
500	 * arg1 Base address RA (%o1)
501	 * arg2 Size (%o2)
502	 */
503	ENTRY(hv_cpu_qconf)
504	mov	CPU_QCONF, %o5
505	ta	FAST_TRAP
506	retl
507	nop
508	SET_SIZE(hv_cpu_qconf)
509
510	/*
511	 * arg0 - devhandle
512	 * arg1 - pci_device
513	 * arg2 - pci_config_offset
514	 * arg3 - pci_config_size
515	 *
516	 * ret0 - status
517	 * ret1 - error_flag
518	 * ret2 - pci_cfg_data
519	 */
520	ENTRY(hvio_config_get)
521	mov	HVIO_CONFIG_GET, %o5
522	ta	FAST_TRAP
523	brnz	%o0, 1f
524	movrnz	%o1, -1, %o2
525	brz,a	%o1, 1f
526	stuw	%o2, [%o4]
5271:	retl
528	nop
529	SET_SIZE(hvio_config_get)
530
531	/*
532	 * arg0 - devhandle
533	 * arg1 - pci_device
534	 * arg2 - pci_config_offset
535	 * arg3 - pci_config_size
536	 * arg4 - pci_cfg_data
537	 *
538	 * ret0 - status
539	 * ret1 - error_flag
540	 */
541	ENTRY(hvio_config_put)
542	mov	HVIO_CONFIG_PUT, %o5
543	ta	FAST_TRAP
544	retl
545	nop
546	SET_SIZE(hvio_config_put)
547
548	/*
549	 * arg0 - devhandle
550	 * arg1 - devino
551	 *
552	 * ret0 - status
553	 * ret1 - sysino
554	 */
555	ENTRY(hvio_intr_devino_to_sysino)
556	mov	HVIO_INTR_DEVINO2SYSINO, %o5
557	ta	FAST_TRAP
558	brz,a	%o0, 1f
559	stx	%o1, [%o2]
5601:	retl
561	nop
562	SET_SIZE(hvio_intr_devino_to_sysino)
563
564	/*
565	 * arg0 - sysino
566	 *
567	 * ret0 - status
568	 * ret1 - intr_valid_state
569	 */
570	ENTRY(hvio_intr_getvalid)
571	mov	%o1, %o2
572	mov	HVIO_INTR_GETVALID, %o5
573	ta	FAST_TRAP
574	brz,a	%o0, 1f
575	stuw	%o1, [%o2]
5761:	retl
577	nop
578	SET_SIZE(hvio_intr_getvalid)
579
580	/*
581	 * arg0 - sysino
582	 * arg1 - intr_valid_state
583	 *
584	 * ret0 - status
585	 */
586	ENTRY(hvio_intr_setvalid)
587	mov	HVIO_INTR_SETVALID, %o5
588	ta	FAST_TRAP
589	retl
590	nop
591	SET_SIZE(hvio_intr_setvalid)
592
593	/*
594	 * arg0 - sysino
595	 *
596	 * ret0 - status
597	 * ret1 - intr_state
598	 */
599	ENTRY(hvio_intr_getstate)
600	mov	%o1, %o2
601	mov	HVIO_INTR_GETSTATE, %o5
602	ta	FAST_TRAP
603	brz,a	%o0, 1f
604	stuw	%o1, [%o2]
6051:	retl
606	nop
607	SET_SIZE(hvio_intr_getstate)
608
609	/*
610	 * arg0 - sysino
611	 * arg1 - intr_state
612	 *
613	 * ret0 - status
614	 */
615	ENTRY(hvio_intr_setstate)
616	mov	HVIO_INTR_SETSTATE, %o5
617	ta	FAST_TRAP
618	retl
619	nop
620	SET_SIZE(hvio_intr_setstate)
621
622	/*
623	 * arg0 - sysino
624	 *
625	 * ret0 - status
626	 * ret1 - cpu_id
627	 */
628	ENTRY(hvio_intr_gettarget)
629	mov	%o1, %o2
630	mov	HVIO_INTR_GETTARGET, %o5
631	ta	FAST_TRAP
632	brz,a	%o0, 1f
633	stuw	%o1, [%o2]
6341:	retl
635	nop
636	SET_SIZE(hvio_intr_gettarget)
637
638	/*
639	 * arg0 - sysino
640	 * arg1 - cpu_id
641	 *
642	 * ret0 - status
643	 */
644	ENTRY(hvio_intr_settarget)
645	mov	HVIO_INTR_SETTARGET, %o5
646	ta	FAST_TRAP
647	retl
648	nop
649	SET_SIZE(hvio_intr_settarget)
650
651	/*
652	 * arg0 - devhandle
653	 * arg1 - tsbid
654	 * arg2 - pages
655	 * arg3 - io_attributes
656	 * arg4 - io_page_list_p
657	 *
658	 * ret1 - pages_mapped
659	 */
660	ENTRY(hvio_iommu_map)
661	save	%sp, -SA(MINFRAME64), %sp
662	mov	%i0, %o0
663	mov	%i1, %o1
664	mov	%i2, %o2
665	mov	%i3, %o3
666	mov	%i4, %o4
667	mov	HVIO_IOMMU_MAP, %o5
668	ta	FAST_TRAP
669	brnz	%o0, 1f
670	mov	%o0, %i0
671	stuw	%o1, [%i5]
6721:
673	ret
674	restore
675	SET_SIZE(hvio_iommu_map)
676
677	/*
678	 * arg0 - devhandle
679	 * arg1 - tsbid
680	 * arg2 - pages
681	 *
682	 * ret1 - pages_demapped
683	 */
684	ENTRY(hvio_iommu_demap)
685	mov	HVIO_IOMMU_DEMAP, %o5
686	ta	FAST_TRAP
687	brz,a	%o0, 1f
688	stuw	%o1, [%o3]
6891:	retl
690	nop
691	SET_SIZE(hvio_iommu_demap)
692
693	/*
694	 * arg0 - devhandle
695	 * arg1 - tsbid
696	 *
697	 *
698	 * ret0 - status
699	 * ret1 - io_attributes
700	 * ret2 - r_addr
701	 */
702	ENTRY(hvio_iommu_getmap)
703	mov	%o2, %o4
704	mov	HVIO_IOMMU_GETMAP, %o5
705	ta	FAST_TRAP
706	brnz	%o0, 1f
707	nop
708	stx	%o2, [%o3]
709	st	%o1, [%o4]
7101:
711	retl
712	nop
713	SET_SIZE(hvio_iommu_getmap)
714
715	/*
716	 * arg0 - devhandle
717	 * arg1 - r_addr
718	 * arg2 - io_attributes
719	 *
720	 *
721	 * ret0 - status
722	 * ret1 - io_addr
723	 */
724	ENTRY(hvio_iommu_getbypass)
725	mov	HVIO_IOMMU_GETBYPASS, %o5
726	ta	FAST_TRAP
727	brz,a	%o0, 1f
728	stx	%o1, [%o3]
7291:	retl
730	nop
731	SET_SIZE(hvio_iommu_getbypass)
732
733	/*
734	 * arg0 - devhandle
735	 * arg1 - r_addr
736	 * arg2 - size
737	 *
738	 * ret1 - error_flag
739	 * ret2 - data
740	 */
741	ENTRY(hvio_peek)
742	mov	HVIO_PEEK, %o5
743	ta	FAST_TRAP
744	brnz	%o0, 1f
745	nop
746	stx	%o2, [%o4]
747	st	%o1, [%o3]
7481:
749	retl
750	nop
751	SET_SIZE(hvio_peek)
752
753	/*
754	 * arg0 - devhandle
755	 * arg1 - r_addr
756	 * arg2 - sizes
757	 * arg3 - data
758	 * arg4 - r_addr2
759	 *
760	 * ret1 - error_flag
761	 */
762	ENTRY(hvio_poke)
763	save	%sp, -SA(MINFRAME64), %sp
764	mov	%i0, %o0
765	mov	%i1, %o1
766	mov	%i2, %o2
767	mov	%i3, %o3
768	mov	%i4, %o4
769	mov	HVIO_POKE, %o5
770	ta	FAST_TRAP
771	brnz	%o0, 1f
772	mov	%o0, %i0
773	stuw	%o1, [%i5]
7741:
775	ret
776	restore
777	SET_SIZE(hvio_poke)
778
779	/*
780	 * arg0 - devhandle
781	 * arg1 - r_addr
782	 * arg2 - num_bytes
783	 * arg3 - io_sync_direction
784	 *
785	 * ret0 - status
786	 * ret1 - bytes_synched
787	 */
788	ENTRY(hvio_dma_sync)
789	mov	HVIO_DMA_SYNC, %o5
790	ta	FAST_TRAP
791	brz,a	%o0, 1f
792	stx	%o1, [%o4]
7931:	retl
794	nop
795	SET_SIZE(hvio_dma_sync)
796
797	/*
798	 * arg0 - devhandle
799	 * arg1 - msiq_id
800	 * arg2 - r_addr
801	 * arg3 - nentries
802	 *
803	 * ret0 - status
804	 */
805	ENTRY(hvio_msiq_conf)
806	mov	HVIO_MSIQ_CONF, %o5
807	ta	FAST_TRAP
808	retl
809	nop
810	SET_SIZE(hvio_msiq_conf)
811
812	/*
813	 * arg0 - devhandle
814	 * arg1 - msiq_id
815	 *
816	 * ret0 - status
817	 * ret1 - r_addr
818	 * ret1 - nentries
819	 */
820	ENTRY(hvio_msiq_info)
821	mov     %o2, %o4
822	mov     HVIO_MSIQ_INFO, %o5
823	ta      FAST_TRAP
824	brnz    1f
825	nop
826	stx     %o1, [%o4]
827	stuw    %o2, [%o3]
8281:      retl
829	nop
830	SET_SIZE(hvio_msiq_info)
831
832	/*
833	 * arg0 - devhandle
834	 * arg1 - msiq_id
835	 *
836	 * ret0 - status
837	 * ret1 - msiq_valid_state
838	 */
839	ENTRY(hvio_msiq_getvalid)
840	mov	HVIO_MSIQ_GETVALID, %o5
841	ta	FAST_TRAP
842	brz,a	%o0, 1f
843	stuw	%o1, [%o2]
8441:	retl
845	nop
846	SET_SIZE(hvio_msiq_getvalid)
847
848	/*
849	 * arg0 - devhandle
850	 * arg1 - msiq_id
851	 * arg2 - msiq_valid_state
852	 *
853	 * ret0 - status
854	 */
855	ENTRY(hvio_msiq_setvalid)
856	mov	HVIO_MSIQ_SETVALID, %o5
857	ta	FAST_TRAP
858	retl
859	nop
860	SET_SIZE(hvio_msiq_setvalid)
861
862	/*
863	 * arg0 - devhandle
864	 * arg1 - msiq_id
865	 *
866	 * ret0 - status
867	 * ret1 - msiq_state
868	 */
869	ENTRY(hvio_msiq_getstate)
870	mov	HVIO_MSIQ_GETSTATE, %o5
871	ta	FAST_TRAP
872	brz,a	%o0, 1f
873	stuw	%o1, [%o2]
8741:	retl
875	nop
876	SET_SIZE(hvio_msiq_getstate)
877
878	/*
879	 * arg0 - devhandle
880	 * arg1 - msiq_id
881	 * arg2 - msiq_state
882	 *
883	 * ret0 - status
884	 */
885	ENTRY(hvio_msiq_setstate)
886	mov	HVIO_MSIQ_SETSTATE, %o5
887	ta	FAST_TRAP
888	retl
889	nop
890	SET_SIZE(hvio_msiq_setstate)
891
892	/*
893	 * arg0 - devhandle
894	 * arg1 - msiq_id
895	 *
896	 * ret0 - status
897	 * ret1 - msiq_head
898	 */
899	ENTRY(hvio_msiq_gethead)
900	mov	HVIO_MSIQ_GETHEAD, %o5
901	ta	FAST_TRAP
902	brz,a	%o0, 1f
903	stx	%o1, [%o2]
9041:	retl
905	nop
906	SET_SIZE(hvio_msiq_gethead)
907
908	/*
909	 * arg0 - devhandle
910	 * arg1 - msiq_id
911	 * arg2 - msiq_head
912	 *
913	 * ret0 - status
914	 */
915	ENTRY(hvio_msiq_sethead)
916	mov	HVIO_MSIQ_SETHEAD, %o5
917	ta	FAST_TRAP
918	retl
919	nop
920	SET_SIZE(hvio_msiq_sethead)
921
922	/*
923	 * arg0 - devhandle
924	 * arg1 - msiq_id
925	 *
926	 * ret0 - status
927	 * ret1 - msiq_tail
928	 */
929	ENTRY(hvio_msiq_gettail)
930	mov	HVIO_MSIQ_GETTAIL, %o5
931	ta	FAST_TRAP
932	brz,a	%o0, 1f
933	stx	%o1, [%o2]
9341:	retl
935	nop
936	SET_SIZE(hvio_msiq_gettail)
937
938	/*
939	 * arg0 - devhandle
940	 * arg1 - msi_num
941	 *
942	 * ret0 - status
943	 * ret1 - msiq_id
944	 */
945	ENTRY(hvio_msi_getmsiq)
946	mov	HVIO_MSI_GETMSIQ, %o5
947	ta	FAST_TRAP
948	brz,a	%o0, 1f
949	stuw	%o1, [%o2]
9501:	retl
951	nop
952	SET_SIZE(hvio_msi_getmsiq)
953
954	/*
955	 * arg0 - devhandle
956	 * arg1 - msi_num
957	 * arg2 - msiq_id
958	 * arg2 - msitype
959	 *
960	 * ret0 - status
961	 */
962	ENTRY(hvio_msi_setmsiq)
963	mov	HVIO_MSI_SETMSIQ, %o5
964	ta	FAST_TRAP
965	retl
966	nop
967	SET_SIZE(hvio_msi_setmsiq)
968
969	/*
970	 * arg0 - devhandle
971	 * arg1 - msi_num
972	 *
973	 * ret0 - status
974	 * ret1 - msi_valid_state
975	 */
976	ENTRY(hvio_msi_getvalid)
977	mov	HVIO_MSI_GETVALID, %o5
978	ta	FAST_TRAP
979	brz,a	%o0, 1f
980	stuw	%o1, [%o2]
9811:	retl
982	nop
983	SET_SIZE(hvio_msi_getvalid)
984
985	/*
986	 * arg0 - devhandle
987	 * arg1 - msi_num
988	 * arg2 - msi_valid_state
989	 *
990	 * ret0 - status
991	 */
992	ENTRY(hvio_msi_setvalid)
993	mov	HVIO_MSI_SETVALID, %o5
994	ta	FAST_TRAP
995	retl
996	nop
997	SET_SIZE(hvio_msi_setvalid)
998
999	/*
1000	 * arg0 - devhandle
1001	 * arg1 - msi_num
1002	 *
1003	 * ret0 - status
1004	 * ret1 - msi_state
1005	 */
1006	ENTRY(hvio_msi_getstate)
1007	mov	HVIO_MSI_GETSTATE, %o5
1008	ta	FAST_TRAP
1009	brz,a	%o0, 1f
1010	stuw	%o1, [%o2]
10111:	retl
1012	nop
1013	SET_SIZE(hvio_msi_getstate)
1014
1015	/*
1016	 * arg0 - devhandle
1017	 * arg1 - msi_num
1018	 * arg2 - msi_state
1019	 *
1020	 * ret0 - status
1021	 */
1022	ENTRY(hvio_msi_setstate)
1023	mov	HVIO_MSI_SETSTATE, %o5
1024	ta	FAST_TRAP
1025	retl
1026	nop
1027	SET_SIZE(hvio_msi_setstate)
1028
1029	/*
1030	 * arg0 - devhandle
1031	 * arg1 - msg_type
1032	 *
1033	 * ret0 - status
1034	 * ret1 - msiq_id
1035	 */
1036	ENTRY(hvio_msg_getmsiq)
1037	mov	HVIO_MSG_GETMSIQ, %o5
1038	ta	FAST_TRAP
1039	brz,a	%o0, 1f
1040	stuw	%o1, [%o2]
10411:	retl
1042	nop
1043	SET_SIZE(hvio_msg_getmsiq)
1044
1045	/*
1046	 * arg0 - devhandle
1047	 * arg1 - msg_type
1048	 * arg2 - msiq_id
1049	 *
1050	 * ret0 - status
1051	 */
1052	ENTRY(hvio_msg_setmsiq)
1053	mov	HVIO_MSG_SETMSIQ, %o5
1054	ta	FAST_TRAP
1055	retl
1056	nop
1057	SET_SIZE(hvio_msg_setmsiq)
1058
1059	/*
1060	 * arg0 - devhandle
1061	 * arg1 - msg_type
1062	 *
1063	 * ret0 - status
1064	 * ret1 - msg_valid_state
1065	 */
1066	ENTRY(hvio_msg_getvalid)
1067	mov	HVIO_MSG_GETVALID, %o5
1068	ta	FAST_TRAP
1069	brz,a	%o0, 1f
1070	stuw	%o1, [%o2]
10711:	retl
1072	nop
1073	SET_SIZE(hvio_msg_getvalid)
1074
1075	/*
1076	 * arg0 - devhandle
1077	 * arg1 - msg_type
1078	 * arg2 - msg_valid_state
1079	 *
1080	 * ret0 - status
1081	 */
1082	ENTRY(hvio_msg_setvalid)
1083	mov	HVIO_MSG_SETVALID, %o5
1084	ta	FAST_TRAP
1085	retl
1086	nop
1087	SET_SIZE(hvio_msg_setvalid)
1088
1089	/*
1090	 * hv_cpu_yield(void)
1091	 */
1092	ENTRY(hv_cpu_yield)
1093	mov	HV_CPU_YIELD, %o5
1094	ta	FAST_TRAP
1095	retl
1096	nop
1097	SET_SIZE(hv_cpu_yield)
1098
1099	/*
1100	 * hv_service_recv(uint64_t s_id, uint64_t buf_pa,
1101	 *     uint64_t size, uint64_t *recv_bytes);
1102	 */
1103	ENTRY(hv_service_recv)
1104	save	%sp, -SA(MINFRAME), %sp
1105	mov	%i0, %o0
1106	mov	%i1, %o1
1107	mov	%i2, %o2
1108	mov	%i3, %o3
1109	mov	SVC_RECV, %o5
1110	ta	FAST_TRAP
1111	brnz	%o0, 1f
1112	mov	%o0, %i0
1113	stx	%o1, [%i3]
11141:
1115	ret
1116	restore
1117	SET_SIZE(hv_service_recv)
1118
1119	/*
1120	 * hv_service_send(uint64_t s_id, uint64_t buf_pa,
1121	 *     uint64_t size, uint64_t *recv_bytes);
1122	 */
1123	ENTRY(hv_service_send)
1124	save	%sp, -SA(MINFRAME), %sp
1125	mov	%i0, %o0
1126	mov	%i1, %o1
1127	mov	%i2, %o2
1128	mov	%i3, %o3
1129	mov	SVC_SEND, %o5
1130	ta	FAST_TRAP
1131	brnz	%o0, 1f
1132	mov	%o0, %i0
1133	stx	%o1, [%i3]
11341:
1135	ret
1136	restore
1137	SET_SIZE(hv_service_send)
1138
1139	/*
1140	 * hv_service_getstatus(uint64_t s_id, uint64_t *vreg);
1141	 */
1142	ENTRY(hv_service_getstatus)
1143	mov	%o1, %o4			! save datap
1144	mov	SVC_GETSTATUS, %o5
1145	ta	FAST_TRAP
1146	brz,a	%o0, 1f
1147	stx	%o1, [%o4]
11481:
1149	retl
1150	nop
1151	SET_SIZE(hv_service_getstatus)
1152
1153	/*
1154	 * hv_service_setstatus(uint64_t s_id, uint64_t bits);
1155	 */
1156	ENTRY(hv_service_setstatus)
1157	mov	SVC_SETSTATUS, %o5
1158	ta	FAST_TRAP
1159	retl
1160	nop
1161	SET_SIZE(hv_service_setstatus)
1162
1163	/*
1164	 * hv_service_clrstatus(uint64_t s_id, uint64_t bits);
1165	 */
1166	ENTRY(hv_service_clrstatus)
1167	mov	SVC_CLRSTATUS, %o5
1168	ta	FAST_TRAP
1169	retl
1170	nop
1171	SET_SIZE(hv_service_clrstatus)
1172
1173	/*
1174	 * int hv_cpu_state(uint64_t cpuid, uint64_t *cpu_state);
1175	 */
1176	ENTRY(hv_cpu_state)
1177	mov	%o1, %o4			! save datap
1178	mov	HV_CPU_STATE, %o5
1179	ta	FAST_TRAP
1180	brz,a	%o0, 1f
1181	stx	%o1, [%o4]
11821:
1183	retl
1184	nop
1185	SET_SIZE(hv_cpu_state)
1186
1187	/*
1188	 * HV state dump zone Configure
1189	 * arg0 real adrs of dump buffer (%o0)
1190	 * arg1 size of dump buffer (%o1)
1191	 * ret0 status (%o0)
1192	 * ret1 size of buffer on success and min size on EINVAL (%o1)
1193	 * hv_dump_buf_update(uint64_t paddr, uint64_t size, uint64_t *ret_size)
1194	 */
1195	ENTRY(hv_dump_buf_update)
1196	mov	DUMP_BUF_UPDATE, %o5
1197	ta	FAST_TRAP
1198	retl
1199	stx	%o1, [%o2]
1200	SET_SIZE(hv_dump_buf_update)
1201
1202
1203	/*
1204	 * For memory scrub
1205	 * int hv_mem_scrub(uint64_t real_addr, uint64_t length,
1206	 * 	uint64_t *scrubbed_len);
1207	 * Retun %o0 -- status
1208	 *       %o1 -- bytes scrubbed
1209	 */
1210	ENTRY(hv_mem_scrub)
1211	mov	%o2, %o4
1212	mov	HV_MEM_SCRUB, %o5
1213	ta	FAST_TRAP
1214	retl
1215	stx	%o1, [%o4]
1216	SET_SIZE(hv_mem_scrub)
1217
1218	/*
1219	 * Flush ecache
1220	 * int hv_mem_sync(uint64_t real_addr, uint64_t length,
1221	 * 	uint64_t *flushed_len);
1222	 * Retun %o0 -- status
1223	 *       %o1 -- bytes flushed
1224	 */
1225	ENTRY(hv_mem_sync)
1226	mov	%o2, %o4
1227	mov	HV_MEM_SYNC, %o5
1228	ta	FAST_TRAP
1229	retl
1230	stx	%o1, [%o4]
1231	SET_SIZE(hv_mem_sync)
1232
1233	/*
1234	 * TTRACE_BUF_CONF Configure
1235	 * arg0 RA base of buffer (%o0)
1236	 * arg1 buf size in no. of entries (%o1)
1237	 * ret0 status (%o0)
1238	 * ret1 minimum size in no. of entries on failure,
1239	 * actual size in no. of entries on success (%o1)
1240	 */
1241	ENTRY(hv_ttrace_buf_conf)
1242	mov	TTRACE_BUF_CONF, %o5
1243	ta	FAST_TRAP
1244	retl
1245	stx	%o1, [%o2]
1246	SET_SIZE(hv_ttrace_buf_conf)
1247
1248	 /*
1249	 * TTRACE_BUF_INFO
1250	 * ret0 status (%o0)
1251	 * ret1 RA base of buffer (%o1)
1252	 * ret2 size in no. of entries (%o2)
1253	 */
1254	ENTRY(hv_ttrace_buf_info)
1255	mov	%o0, %o3
1256	mov	%o1, %o4
1257	mov	TTRACE_BUF_INFO, %o5
1258	ta	FAST_TRAP
1259	stx	%o1, [%o3]
1260	retl
1261	stx	%o2, [%o4]
1262	SET_SIZE(hv_ttrace_buf_info)
1263
1264	/*
1265	 * TTRACE_ENABLE
1266	 * arg0 enable/ disable (%o0)
1267	 * ret0 status (%o0)
1268	 * ret1 previous enable state (%o1)
1269	 */
1270	ENTRY(hv_ttrace_enable)
1271	mov	%o1, %o2
1272	mov	TTRACE_ENABLE, %o5
1273	ta	FAST_TRAP
1274	retl
1275	stx	%o1, [%o2]
1276	SET_SIZE(hv_ttrace_enable)
1277
1278	/*
1279	 * TTRACE_FREEZE
1280	 * arg0 enable/ freeze (%o0)
1281	 * ret0 status (%o0)
1282	 * ret1 previous freeze state (%o1)
1283	*/
1284	ENTRY(hv_ttrace_freeze)
1285	mov	%o1, %o2
1286	mov	TTRACE_FREEZE, %o5
1287	ta	FAST_TRAP
1288	retl
1289	stx	%o1, [%o2]
1290	SET_SIZE(hv_ttrace_freeze)
1291
1292	/*
1293	* MACH_DESC
1294	* arg0 buffer real address
1295	* arg1 pointer to uint64_t for size of buffer
1296	* ret0 status
1297	* ret1 return required size of buffer / returned data size
1298	*/
1299	ENTRY(hv_mach_desc)
1300	mov     %o1, %o4                ! save datap
1301	ldx     [%o1], %o1
1302	mov     HV_MACH_DESC, %o5
1303	ta      FAST_TRAP
1304	retl
1305	stx   %o1, [%o4]
1306	SET_SIZE(hv_mach_desc)
1307
1308	/*
1309	 * hv_ncs_request(int cmd, uint64_t realaddr, size_t sz)
1310	 */
1311	ENTRY(hv_ncs_request)
1312	mov	HV_NCS_REQUEST, %o5
1313	ta	FAST_TRAP
1314	retl
1315	nop
1316	SET_SIZE(hv_ncs_request)
1317#endif	/* lint || __lint */
1318