1/*	$NetBSD: pdc.c,v 1.4 2019/04/15 20:40:37 skrll Exp $	*/
2
3/*	$OpenBSD: pdc.c,v 1.14 2001/04/29 21:05:43 mickey Exp $	*/
4
5/*
6 * Copyright (c) 1998-2003 Michael Shalayeff
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28 * THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__KERNEL_RCSID(0, "$NetBSD: pdc.c,v 1.4 2019/04/15 20:40:37 skrll Exp $");
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/device.h>
37#include <sys/proc.h>
38#include <sys/tty.h>
39#include <sys/callout.h>
40#include <sys/conf.h>
41#include <sys/kauth.h>
42
43#include <dev/cons.h>
44#include <dev/clock_subr.h>
45
46#include <machine/pdc.h>
47#include <machine/iomod.h>
48#include <machine/autoconf.h>
49
50#include <hppa/hppa/machdep.h>
51#include <hppa/dev/cpudevs.h>
52
53typedef
54struct pdc_softc {
55	device_t sc_dv;
56	struct tty *sc_tty;
57	struct callout sc_to;
58} pdcsoftc_t;
59
60pdcio_t pdc;
61
62enum pdc_type pdc_type;
63
64static struct pdc_result pdcret1 PDC_ALIGNMENT;
65static struct pdc_result pdcret2 PDC_ALIGNMENT;
66static char pdc_consbuf[IODC_MINIOSIZ] PDC_ALIGNMENT;
67
68iodcio_t pdc_cniodc, pdc_kbdiodc;
69pz_device_t *pz_kbd, *pz_cons;
70
71int pdcmatch(device_t, cfdata_t, void *);
72void pdcattach(device_t, device_t, void *);
73
74CFATTACH_DECL_NEW(pdc, sizeof(pdcsoftc_t),
75    pdcmatch, pdcattach, NULL, NULL);
76
77extern struct cfdriver pdc_cd;
78
79static int pdc_attached;
80
81dev_type_open(pdcopen);
82dev_type_close(pdcclose);
83dev_type_read(pdcread);
84dev_type_write(pdcwrite);
85dev_type_ioctl(pdcioctl);
86dev_type_stop(pdcstop);
87dev_type_tty(pdctty);
88dev_type_poll(pdcpoll);
89
90const struct cdevsw pdc_cdevsw = {
91	.d_open = pdcopen,
92	.d_close = pdcclose,
93	.d_read = pdcread,
94	.d_write = pdcwrite,
95	.d_ioctl = pdcioctl,
96	.d_stop = pdcstop,
97	.d_tty = pdctty,
98	.d_poll = pdcpoll,
99	.d_mmap = nommap,
100	.d_kqfilter = ttykqfilter,
101	.d_discard = nodiscard,
102	.d_flag = D_TTY
103};
104
105void pdcstart(struct tty *);
106void pdctimeout(void *);
107int pdcparam(struct tty *, struct termios *);
108int pdccnlookc(dev_t, int *);
109
110static struct cnm_state pdc_cnm_state;
111
112static int pdcgettod(todr_chip_handle_t, struct timeval *);
113static int pdcsettod(todr_chip_handle_t, struct timeval *);
114
115void
116pdc_init(void)
117{
118	static int kbd_iodc[IODC_MAXSIZE/sizeof(int)];
119	static int cn_iodc[IODC_MAXSIZE/sizeof(int)];
120	int err;
121	int pagezero_cookie;
122
123	pagezero_cookie = hppa_pagezero_map();
124
125	pz_kbd = &PAGE0->mem_kbd;
126	pz_cons = &PAGE0->mem_cons;
127
128	pdc = (pdcio_t)PAGE0->mem_pdc;
129
130	/* XXX should we reset the console/kbd here?
131	   well, /boot did that for us anyway */
132	if ((err = pdc_call((iodcio_t)pdc, 0, PDC_IODC, PDC_IODC_READ,
133	      &pdcret1, pz_cons->pz_hpa, IODC_IO, cn_iodc, IODC_MAXSIZE)) < 0 ||
134	    (err = pdc_call((iodcio_t)pdc, 0, PDC_IODC, PDC_IODC_READ,
135	      &pdcret1, pz_kbd->pz_hpa, IODC_IO, kbd_iodc, IODC_MAXSIZE)) < 0) {
136#ifdef DEBUG
137		printf("pdc_init: failed reading IODC (%d)\n", err);
138#endif
139	}
140
141	hppa_pagezero_unmap(pagezero_cookie);
142
143	pdc_cniodc = (iodcio_t)cn_iodc;
144	pdc_kbdiodc = (iodcio_t)kbd_iodc;
145
146	/* XXX make pdc current console */
147	cn_tab = &constab[0];
148}
149
150void
151pdc_settype(int modelno)
152{
153	switch (modelno) {
154		/* 720, 750, 730, 735, 755 */
155	case HPPA_BOARD_HP720:
156	case HPPA_BOARD_HP750_66:
157	case HPPA_BOARD_HP730_66:
158	case HPPA_BOARD_HP735_99:
159	case HPPA_BOARD_HP755_99:
160	case HPPA_BOARD_HP755_125:
161	case HPPA_BOARD_HP735_130:
162
163		/* 710, 705, 7[12]5 */
164	case HPPA_BOARD_HP710:
165	case HPPA_BOARD_HP705:
166	case HPPA_BOARD_HP715_50:
167	case HPPA_BOARD_HP715_33:
168	case HPPA_BOARD_HP715S_50:
169	case HPPA_BOARD_HP715S_33:
170	case HPPA_BOARD_HP715T_50:
171	case HPPA_BOARD_HP715T_33:
172	case HPPA_BOARD_HP715_75:
173	case HPPA_BOARD_HP715_99:
174	case HPPA_BOARD_HP725_50:
175	case HPPA_BOARD_HP725_75:
176	case HPPA_BOARD_HP725_99:
177
178		/* 745, 742, 747 */
179	case HPPA_BOARD_HP745I_50:
180	case HPPA_BOARD_HP742I_50:
181	case HPPA_BOARD_HP747I_100:
182
183		/* 712/{60,80,100,120}, 715/{64,80,100,...}, etc */
184	case HPPA_BOARD_HP712_60:
185	case HPPA_BOARD_HP712_80:
186	case HPPA_BOARD_HP712_100:
187	case HPPA_BOARD_HP743I_64:
188	case HPPA_BOARD_HP743I_100:
189	case HPPA_BOARD_HP712_120:
190	case HPPA_BOARD_HP715_80:
191	case HPPA_BOARD_HP715_64:
192	case HPPA_BOARD_HP715_100:
193	case HPPA_BOARD_HP715_100XC:
194	case HPPA_BOARD_HP725_100:
195	case HPPA_BOARD_HP725_120:
196	case HPPA_BOARD_HP715_100L:
197	case HPPA_BOARD_HP715_120L:
198	case HPPA_BOARD_HP725_80L:
199	case HPPA_BOARD_HP725_100L:
200	case HPPA_BOARD_HP725_120L:
201	case HPPA_BOARD_HP743_50:
202	case HPPA_BOARD_HP743_100:
203	case HPPA_BOARD_HP715_80M:
204	case HPPA_BOARD_HP811:
205	case HPPA_BOARD_HP801:
206	case HPPA_BOARD_HP743T:
207		pdc_type = PDC_TYPE_SNAKE;
208		break;
209
210	default:
211		pdc_type = PDC_TYPE_UNKNOWN;
212	}
213}
214
215enum pdc_type
216pdc_gettype(void)
217{
218
219	return pdc_type;
220}
221
222int
223pdcmatch(device_t parent, cfdata_t cf, void *aux)
224{
225	struct confargs *ca = aux;
226
227	/* there could be only one */
228	if (pdc_attached || strcmp(ca->ca_name, "pdc"))
229		return 0;
230
231	return 1;
232}
233
234void
235pdcattach(device_t parent, device_t self, void *aux)
236{
237	static struct todr_chip_handle todr = {
238		.todr_settime = pdcsettod,
239		.todr_gettime = pdcgettod,
240	};
241	struct pdc_softc *sc = device_private(self);
242
243	sc->sc_dv = self;
244	pdc_attached = 1;
245
246	KASSERT(pdc != NULL);
247
248	cn_init_magic(&pdc_cnm_state);
249	cn_set_magic("+++++");
250
251	/* attach the TOD clock */
252	todr_attach(&todr);
253
254	aprint_normal("\n");
255
256	callout_init(&sc->sc_to, 0);
257}
258
259int
260pdcopen(dev_t dev, int flag, int mode, struct lwp *l)
261{
262	struct pdc_softc *sc;
263	struct tty *tp;
264	int s;
265	int error = 0, setuptimeout;
266
267	sc = device_lookup_private(&pdc_cd, minor(dev));
268	if (sc == NULL)
269		return ENXIO;
270
271	s = spltty();
272
273	if (sc->sc_tty) {
274		tp = sc->sc_tty;
275	} else {
276		tp = tty_alloc();
277		sc->sc_tty = tp;
278		tty_attach(tp);
279	}
280
281	tp->t_oproc = pdcstart;
282	tp->t_param = pdcparam;
283	tp->t_dev = dev;
284
285	if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp)) {
286		splx(s);
287		return (EBUSY);
288	}
289
290	if ((tp->t_state & TS_ISOPEN) == 0) {
291		tp->t_state |= TS_CARR_ON;
292		ttychars(tp);
293		tp->t_iflag = TTYDEF_IFLAG;
294		tp->t_oflag = TTYDEF_OFLAG;
295		tp->t_cflag = TTYDEF_CFLAG|CLOCAL;
296		tp->t_lflag = TTYDEF_LFLAG;
297		tp->t_ispeed = tp->t_ospeed = 9600;
298		ttsetwater(tp);
299
300		setuptimeout = 1;
301	} else
302		setuptimeout = 0;
303	tp->t_state |= TS_CARR_ON;
304
305	splx(s);
306
307	error = (*tp->t_linesw->l_open)(dev, tp);
308	if (error == 0 && setuptimeout)
309		pdctimeout(sc);
310
311	return error;
312}
313
314int
315pdcclose(dev_t dev, int flag, int mode, struct lwp *l)
316{
317	struct tty *tp;
318	struct pdc_softc *sc;
319
320	sc = device_lookup_private(&pdc_cd, minor(dev));
321	if (sc == NULL)
322		return ENXIO;
323
324	tp = sc->sc_tty;
325	callout_stop(&sc->sc_to);
326	(*tp->t_linesw->l_close)(tp, flag);
327	ttyclose(tp);
328	return 0;
329}
330
331int
332pdcread(dev_t dev, struct uio *uio, int flag)
333{
334	struct tty *tp;
335	struct pdc_softc *sc;
336
337	sc = device_lookup_private(&pdc_cd, minor(dev));
338	if (sc == NULL)
339		return ENXIO;
340
341	tp = sc->sc_tty;
342	return ((*tp->t_linesw->l_read)(tp, uio, flag));
343}
344
345int
346pdcwrite(dev_t dev, struct uio *uio, int flag)
347{
348	struct tty *tp;
349	struct pdc_softc *sc;
350
351	sc = device_lookup_private(&pdc_cd, minor(dev));
352	if (sc == NULL)
353		return ENXIO;
354
355	tp = sc->sc_tty;
356	return ((*tp->t_linesw->l_write)(tp, uio, flag));
357}
358
359int
360pdcpoll(dev_t dev, int events, struct lwp *l)
361{
362	struct pdc_softc *sc = device_lookup_private(&pdc_cd,minor(dev));
363	struct tty *tp = sc->sc_tty;
364
365	return ((*tp->t_linesw->l_poll)(tp, events, l));
366}
367
368int
369pdcioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l)
370{
371	int error;
372	struct tty *tp;
373	struct pdc_softc *sc;
374
375	sc = device_lookup_private(&pdc_cd, minor(dev));
376	if (sc == NULL)
377		return ENXIO;
378
379	tp = sc->sc_tty;
380	error = (*tp->t_linesw->l_ioctl)(tp, cmd, data, flag, l);
381	if (error >= 0)
382		return error;
383	error = ttioctl(tp, cmd, data, flag, l);
384	if (error >= 0)
385		return error;
386
387	return ENOTTY;
388}
389
390int
391pdcparam(struct tty *tp, struct termios *t)
392{
393
394	return 0;
395}
396
397void
398pdcstart(struct tty *tp)
399{
400	int s;
401
402	s = spltty();
403	if (tp->t_state & (TS_TTSTOP | TS_BUSY)) {
404		splx(s);
405		return;
406	}
407	ttypull(tp);
408	tp->t_state |= TS_BUSY;
409	while (tp->t_outq.c_cc != 0)
410		pdccnputc(tp->t_dev, getc(&tp->t_outq));
411	tp->t_state &= ~TS_BUSY;
412	splx(s);
413}
414
415void
416pdcstop(struct tty *tp,	int flag)
417{
418	int s;
419
420	s = spltty();
421	if (tp->t_state & TS_BUSY)
422		if ((tp->t_state & TS_TTSTOP) == 0)
423			tp->t_state |= TS_FLUSH;
424	splx(s);
425}
426
427void
428pdctimeout(void *v)
429{
430	struct pdc_softc *sc = v;
431	struct tty *tp = sc->sc_tty;
432	int c;
433
434	while (pdccnlookc(tp->t_dev, &c)) {
435		cn_check_magic(tp->t_dev, c, pdc_cnm_state);
436		if (tp->t_state & TS_ISOPEN)
437			(*tp->t_linesw->l_rint)(c, tp);
438	}
439	callout_reset(&sc->sc_to, 1, pdctimeout, sc);
440}
441
442struct tty *
443pdctty(dev_t dev)
444{
445	struct pdc_softc *sc;
446
447	sc = device_lookup_private(&pdc_cd, minor(dev));
448	if (sc == NULL)
449		return NULL;
450
451	return sc->sc_tty;
452}
453
454void
455pdccnprobe(struct consdev *cn)
456{
457
458	cn->cn_dev = makedev(22,0);
459	cn->cn_pri = CN_NORMAL;
460}
461
462void
463pdccninit(struct consdev *cn)
464{
465#ifdef DEBUG
466	printf("pdc0: console init\n");
467#endif
468}
469
470int
471pdccnlookc(dev_t dev, int *cp)
472{
473	int s, err __debugused, l, pagezero_cookie;
474
475	s = splhigh();
476	pagezero_cookie = hppa_pagezero_map();
477	err = pdc_call(pdc_kbdiodc, 0, pz_kbd->pz_hpa, IODC_IO_CONSIN,
478	    pz_kbd->pz_spa, pz_kbd->pz_layers, &pdcret1, 0, pdc_consbuf, 1, 0);
479	l = pdcret1.result[0];
480	*cp = pdc_consbuf[0];
481	hppa_pagezero_unmap(pagezero_cookie);
482	splx(s);
483
484#ifdef DEBUG
485	if (err < 0)
486		printf("pdccnlookc: input error: %d\n", err);
487#endif
488	return l;
489}
490
491int
492pdccngetc(dev_t dev)
493{
494	int c;
495
496	if (!pdc)
497		return 0;
498	while (!pdccnlookc(dev, &c))
499		;
500	return (c);
501}
502
503void
504pdccnputc(dev_t dev, int c)
505{
506	int s, err, pagezero_cookie;
507
508	s = splhigh();
509	pagezero_cookie = hppa_pagezero_map();
510	*pdc_consbuf = c;
511	err = pdc_call(pdc_cniodc, 0, pz_cons->pz_hpa, IODC_IO_CONSOUT,
512	    pz_cons->pz_spa, pz_cons->pz_layers, &pdcret1, 0, pdc_consbuf, 1, 0);
513	hppa_pagezero_unmap(pagezero_cookie);
514	splx(s);
515
516	if (err < 0) {
517#if defined(DDB) || defined(KGDB)
518		Debugger();
519#endif /* DDB || KGDB */
520		delay(250000);
521#if 0
522		/*
523		 * It's not a good idea to use the output to print
524		 * an output error.
525		 */
526		printf("pdccnputc: output error: %d\n", err);
527#endif
528	}
529}
530
531void
532pdccnpollc(dev_t dev, int on)
533{
534}
535
536static int
537pdcgettod(todr_chip_handle_t tch, struct timeval *tvp)
538{
539	struct pdc_tod *tod = (struct pdc_tod *)&pdcret1;
540	int error;
541
542	error = pdc_call((iodcio_t)pdc, 1, PDC_TOD, PDC_TOD_READ,
543	    &pdcret1);
544
545	if (error == 0) {
546		tvp->tv_sec = tod->sec;
547		tvp->tv_usec = tod->usec;
548	}
549	return error;
550}
551
552static int
553pdcsettod(todr_chip_handle_t tch, struct timeval *tvp)
554{
555	int error;
556
557	error = pdc_call((iodcio_t)pdc, 1, PDC_TOD, PDC_TOD_WRITE,
558	    tvp->tv_sec, tvp->tv_usec);
559
560	return error;
561}
562
563
564int
565pdcproc_chassis_display(unsigned long disp)
566{
567	int err;
568
569	err = pdc_call((iodcio_t)pdc, 0, PDC_CHASSIS, PDC_CHASSIS_DISP, disp);
570
571	return err;
572}
573
574int
575pdcproc_chassis_info(struct pdc_chassis_info *pci, struct pdc_chassis_lcd *pcl)
576{
577	int err;
578
579	err = pdc_call((iodcio_t)pdc, 0, PDC_CHASSIS, PDC_CHASSIS_INFO,
580	    &pdcret1, &pdcret2 , sizeof(*pcl));
581	if (err < 0)
582		return err;
583
584	memcpy(pci, &pdcret1, sizeof(*pci));
585	memcpy(pcl, &pdcret2, sizeof(*pcl));
586
587	return err;
588}
589
590int
591pdcproc_pim(int type, struct pdc_pim *pp, void **buf, size_t *sz)
592{
593	static char data[896] __attribute__((__aligned__(8)));
594	int err;
595
596	err = pdc_call((iodcio_t)pdc, 0, PDC_PIM, type, &pdcret1, data,
597	    sizeof(data));
598	if (err < 0)
599		return err;
600
601	memcpy(pp, &pdcret1, sizeof(*pp));
602	*buf = data;
603	*sz = sizeof(data);
604
605	return err;
606}
607
608int
609pdcproc_model_info(struct pdc_model *pm)
610{
611	int err;
612
613	err = pdc_call((iodcio_t)pdc, 0, PDC_MODEL, PDC_MODEL_INFO, &pdcret1);
614	if (err < 0)
615		return err;
616
617	memcpy(pm, &pdcret1, sizeof(*pm));
618
619	return err;
620}
621
622int
623pdcproc_model_cpuid(struct pdc_cpuid *pc)
624{
625	int err;
626
627	err = pdc_call((iodcio_t)pdc, 0, PDC_MODEL, PDC_MODEL_CPUID, &pdcret1);
628	if (err < 0)
629		return err;
630
631	memcpy(pc, &pdcret1, sizeof(*pc));
632
633	return err;
634}
635
636int
637pdcproc_cache(struct pdc_cache *pc)
638{
639	int err;
640
641	err = pdc_call((iodcio_t)pdc, 0, PDC_CACHE, PDC_CACHE_DFLT, &pdcret1);
642
643	if (err < 0)
644		return err;
645
646	memcpy(pc, &pdcret1, sizeof(*pc));
647
648	return err;
649}
650
651
652int
653pdcproc_cache_spidbits(struct pdc_spidb *pcs)
654{
655	int err;
656
657	err = pdc_call((iodcio_t)pdc, 0, PDC_CACHE, PDC_CACHE_GETSPIDB,
658            &pdcret1);
659
660	if (err < 0)
661		return err;
662
663	memcpy(pcs, &pdcret1, sizeof(*pcs));
664
665	return err;
666}
667
668int
669pdcproc_hpa_processor(hppa_hpa_t *hpa)
670{
671	int err;
672
673	err = pdc_call((iodcio_t)pdc, 0, PDC_HPA, PDC_HPA_DFLT, &pdcret1);
674	if (err < 0)
675		return err;
676
677	*hpa = pdcret1.result[0];
678
679	return err;
680}
681
682int
683pdcproc_coproc(struct pdc_coproc *pc)
684{
685	int err;
686
687	err = pdc_call((iodcio_t)pdc, 0, PDC_COPROC, PDC_COPROC_DFLT, &pdcret1);
688	if (err < 0)
689		return err;
690
691	memcpy(pc, &pdcret1, sizeof(*pc));
692
693	return err;
694}
695
696int
697pdcproc_iodc_read(hppa_hpa_t hpa, int command, int *actcnt,
698    struct pdc_iodc_read *buf1, size_t sz1, struct iodc_data *buf2,
699    size_t sz2)
700{
701	int err;
702
703	err = pdc_call((iodcio_t)pdc, 0, PDC_IODC, PDC_IODC_READ,
704	    &pdcret1, hpa, command, &pdcret2, sizeof(pdcret2));
705
706	if (err < 0)
707		return err;
708
709	if (actcnt != NULL) {
710		struct pdc_iodc_read *pir = (struct pdc_iodc_read *)&pdcret1;
711
712		*actcnt = pir->size;
713	}
714
715	memcpy(buf1, &pdcret1, sz1);
716	memcpy(buf2, &pdcret2, sz2);
717
718	return err;
719}
720
721int
722pdcproc_iodc_ninit(struct pdc_iodc_minit *pimi, hppa_hpa_t hpa, int sz)
723{
724	int err;
725
726	err = pdc_call((iodcio_t)pdc, 0, PDC_IODC, PDC_IODC_NINIT, &pdcret1,
727	    hpa, sz);
728
729	if (err < 0)
730		return err;
731
732	memcpy(pimi, &pdcret1, sizeof(*pimi));
733
734	return err;
735}
736
737int
738pdcproc_instr(unsigned int *mem)
739{
740	int err;
741
742	err = pdc_call((iodcio_t)pdc, 0, PDC_INSTR, PDC_INSTR_DFLT, &pdcret1);
743	if (err < 0)
744		return err;
745
746	memcpy(mem, &pdcret1, sizeof(*mem));
747
748	return err;
749}
750
751int
752pdcproc_block_tlb(struct pdc_btlb *pb)
753{
754	int err;
755
756	err = pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_DEFAULT,
757	    &pdcret1);
758	if (err < 0)
759		return err;
760
761	memcpy(pb, &pdcret1, sizeof(*pb));
762
763	return err;
764}
765
766int
767pdcproc_btlb_insert(pa_space_t sp, vaddr_t va, paddr_t pa, vsize_t sz,
768    u_int prot, int index)
769{
770	int err;
771
772	err = pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_INSERT, sp,
773	    va, pa, sz, prot, index);
774
775	return err;
776}
777
778int
779pdcproc_btlb_purge(pa_space_t sp, vaddr_t va, paddr_t pa, vsize_t sz)
780{
781	int err;
782
783	err = pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_PURGE, sp, va,
784	    pa, sz);
785
786	return err;
787}
788
789int
790pdcproc_btlb_purgeall(void)
791{
792	int err;
793
794	err =  pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_PURGE_ALL);
795
796	return err;
797}
798
799int pdcproc_tlb_info(struct pdc_hwtlb *ph)
800{
801	int err;
802
803	err = pdc_call((iodcio_t)pdc, 0, PDC_TLB, PDC_TLB_INFO, &pdcret1);
804	if (err < 0)
805		return err;
806
807	memcpy(ph, &pdcret1, sizeof(*ph));
808
809	return err;
810}
811
812int
813pdcproc_tlb_config(struct pdc_hwtlb *ph, unsigned long hpt,
814    unsigned long hptsize, unsigned long type)
815{
816	int err;
817
818	err = pdc_call((iodcio_t)pdc, 0, PDC_TLB, PDC_TLB_CONFIG, ph, hpt,
819	    hptsize, type);
820
821	return err;
822}
823
824int
825pdcproc_system_map_find_mod(struct pdc_system_map_find_mod *psm,
826    struct device_path *dev, int mod)
827{
828	int err;
829
830	err = pdc_call((iodcio_t)pdc, 0, PDC_SYSTEM_MAP,
831	    PDC_SYSTEM_MAP_FIND_MOD, &pdcret1, &pdcret2, mod);
832	if (err < 0)
833		return err;
834
835	memcpy(psm, &pdcret1, sizeof(*psm));
836	memcpy(dev, &pdcret2, sizeof(*dev));
837
838	return err;
839}
840
841int
842pdcproc_system_map_find_addr(struct pdc_system_map_find_addr *psm, int mod,
843    int addr)
844{
845	int err;
846
847	err = pdc_call((iodcio_t)pdc, 0, PDC_SYSTEM_MAP,
848	    PDC_SYSTEM_MAP_FIND_ADDR, &pdcret1, mod, addr);
849	if (err < 0)
850		return err;
851
852	memcpy(psm, &pdcret1, sizeof(*psm));
853
854	return err;
855
856}
857
858int
859pdcproc_system_map_trans_path(struct pdc_memmap *pmm, struct device_path *dev)
860{
861	int err;
862
863	memcpy(&pdcret2, dev, sizeof(*dev));
864
865	err = pdc_call((iodcio_t)pdc, 0, PDC_SYSTEM_MAP,
866	    PDC_SYSTEM_MAP_TRANS_PATH, &pdcret1, &pdcret2);
867	if (err < 0)
868		return err;
869
870	memcpy(pmm, &pdcret1, sizeof(*pmm));
871
872	return err;
873}
874
875int
876pdcproc_soft_power_info(struct pdc_power_info *pspi)
877{
878	int err;
879
880	err = pdc_call((iodcio_t)pdc, 0, PDC_SOFT_POWER, PDC_SOFT_POWER_INFO,
881	    &pdcret1, 0);
882	if (err < 0)
883		return err;
884
885	memcpy(pspi, &pdcret1, sizeof(*pspi));
886
887	return err;
888}
889
890int
891pdcproc_soft_power_enable(int action)
892{
893	int err;
894
895	err = pdc_call((iodcio_t)pdc, 0, PDC_SOFT_POWER, PDC_SOFT_POWER_ENABLE,
896	    &pdcret1, action);
897
898	return err;
899}
900
901int
902pdcproc_memmap(struct pdc_memmap *pmm, struct device_path *dev)
903{
904	int err;
905
906	memcpy(&pdcret2, dev, sizeof(*dev));
907
908	err = pdc_call((iodcio_t)pdc, 0, PDC_MEMMAP, PDC_MEMMAP_HPA, &pdcret1,
909	    &pdcret2);
910	if (err < 0)
911		return err;
912
913	memcpy(pmm, &pdcret1, sizeof(*pmm));
914
915	return err;
916}
917
918int
919pdcproc_ioclrerrors(void)
920{
921	int err;
922
923	err = pdc_call((iodcio_t)pdc, 0, PDC_IO, PDC_IO_READ_AND_CLEAR_ERRORS);
924
925	return err;
926}
927
928int
929pdcproc_ioreset(void)
930{
931	int err;
932
933	err = pdc_call((iodcio_t)pdc, 0, PDC_IO, PDC_IO_RESET_DEVICES);
934
935	return err;
936}
937
938int
939pdcproc_doreset(void)
940{
941	int err;
942
943	err = pdc_call((iodcio_t)pdc, 0, PDC_BROADCAST_RESET, PDC_DO_RESET);
944
945	return err;
946}
947
948int
949pdcproc_lan_station_id(char *addr, size_t sz, hppa_hpa_t hpa)
950{
951	struct pdc_lan_station_id *mac = (struct pdc_lan_station_id *)&pdcret1;
952	int err;
953
954	err = pdc_call((iodcio_t)pdc, 0, PDC_LAN_STATION_ID,
955	    PDC_LAN_STATION_ID_READ, &pdcret1, hpa);
956	if (err < 0)
957		return err;
958
959	memcpy(addr, mac->addr, sz);
960
961	return 0;
962}
963
964int
965pdcproc_pci_inttblsz(int *nentries)
966{
967	struct pdc_pat_io_num *ppio = (struct pdc_pat_io_num *)&pdcret1;
968	int err;
969
970	err = pdc_call((iodcio_t)pdc, 0, PDC_PCI_INDEX, PDC_PCI_GET_INT_TBL_SZ,
971	    &pdcret1);
972
973	*nentries = ppio->num;
974
975	return err;
976}
977
978/* Maximum number of supported interrupt routing entries. */
979#define MAX_INT_TBL_SZ	16
980
981int
982pdcproc_pci_gettable(int nentries, size_t size, void *table)
983{
984	int err;
985	static struct pdc_pat_pci_rt int_tbl[MAX_INT_TBL_SZ] PDC_ALIGNMENT;
986
987	if (nentries > MAX_INT_TBL_SZ)
988		panic("interrupt routing table too big (%d entries)", nentries);
989
990	pdcret1.result[0] = nentries;
991
992	err = pdc_call((iodcio_t)pdc, 0, PDC_PCI_INDEX, PDC_PCI_GET_INT_TBL,
993	    &pdcret1, 0, &int_tbl);
994	if (err < 0)
995		return err;
996
997	memcpy(table, int_tbl, size);
998
999	return err;
1000}
1001