xref: /netbsd-src/sys/arch/hppa/dev/pdc.c (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1 /*	$NetBSD: pdc.c,v 1.1 2014/02/24 07:23:42 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 1.1 2014/02/24 07:23:42 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 
53 typedef
54 struct pdc_softc {
55 	device_t sc_dv;
56 	struct tty *sc_tty;
57 	struct callout sc_to;
58 } pdcsoftc_t;
59 
60 pdcio_t pdc;
61 
62 enum pdc_type pdc_type;
63 
64 static struct pdc_result pdcret1 PDC_ALIGNMENT;
65 static struct pdc_result pdcret2 PDC_ALIGNMENT;
66 static char pdc_consbuf[IODC_MINIOSIZ] PDC_ALIGNMENT;
67 
68 iodcio_t pdc_cniodc, pdc_kbdiodc;
69 pz_device_t *pz_kbd, *pz_cons;
70 
71 int pdcmatch(device_t, cfdata_t, void *);
72 void pdcattach(device_t, device_t, void *);
73 
74 CFATTACH_DECL_NEW(pdc, sizeof(pdcsoftc_t),
75     pdcmatch, pdcattach, NULL, NULL);
76 
77 extern struct cfdriver pdc_cd;
78 
79 static int pdc_attached;
80 
81 dev_type_open(pdcopen);
82 dev_type_close(pdcclose);
83 dev_type_read(pdcread);
84 dev_type_write(pdcwrite);
85 dev_type_ioctl(pdcioctl);
86 dev_type_stop(pdcstop);
87 dev_type_tty(pdctty);
88 dev_type_poll(pdcpoll);
89 
90 const struct cdevsw pdc_cdevsw = {
91 	pdcopen, pdcclose, pdcread, pdcwrite, pdcioctl,
92 	pdcstop, pdctty, pdcpoll, nommap, ttykqfilter, D_TTY
93 };
94 
95 void pdcstart(struct tty *);
96 void pdctimeout(void *);
97 int pdcparam(struct tty *, struct termios *);
98 int pdccnlookc(dev_t, int *);
99 
100 static struct cnm_state pdc_cnm_state;
101 
102 static int pdcgettod(todr_chip_handle_t, struct timeval *);
103 static int pdcsettod(todr_chip_handle_t, struct timeval *);
104 
105 void
106 pdc_init(void)
107 {
108 	static int kbd_iodc[IODC_MAXSIZE/sizeof(int)];
109 	static int cn_iodc[IODC_MAXSIZE/sizeof(int)];
110 	int err;
111 	int pagezero_cookie;
112 
113 	pagezero_cookie = hppa_pagezero_map();
114 
115 	pz_kbd = &PAGE0->mem_kbd;
116 	pz_cons = &PAGE0->mem_cons;
117 
118 	pdc = (pdcio_t)PAGE0->mem_pdc;
119 
120 	/* XXX should we reset the console/kbd here?
121 	   well, /boot did that for us anyway */
122 	if ((err = pdc_call((iodcio_t)pdc, 0, PDC_IODC, PDC_IODC_READ,
123 	      &pdcret1, pz_cons->pz_hpa, IODC_IO, cn_iodc, IODC_MAXSIZE)) < 0 ||
124 	    (err = pdc_call((iodcio_t)pdc, 0, PDC_IODC, PDC_IODC_READ,
125 	      &pdcret1, pz_kbd->pz_hpa, IODC_IO, kbd_iodc, IODC_MAXSIZE)) < 0) {
126 #ifdef DEBUG
127 		printf("pdc_init: failed reading IODC (%d)\n", err);
128 #endif
129 	}
130 
131 	hppa_pagezero_unmap(pagezero_cookie);
132 
133 	pdc_cniodc = (iodcio_t)cn_iodc;
134 	pdc_kbdiodc = (iodcio_t)kbd_iodc;
135 
136 	/* XXX make pdc current console */
137 	cn_tab = &constab[0];
138 }
139 
140 void
141 pdc_settype(int modelno)
142 {
143 	switch (modelno) {
144 		/* 720, 750, 730, 735, 755 */
145 	case HPPA_BOARD_HP720:
146 	case HPPA_BOARD_HP750_66:
147 	case HPPA_BOARD_HP730_66:
148 	case HPPA_BOARD_HP735_99:
149 	case HPPA_BOARD_HP755_99:
150 	case HPPA_BOARD_HP755_125:
151 	case HPPA_BOARD_HP735_130:
152 
153 		/* 710, 705, 7[12]5 */
154 	case HPPA_BOARD_HP710:
155 	case HPPA_BOARD_HP705:
156 	case HPPA_BOARD_HP715_50:
157 	case HPPA_BOARD_HP715_33:
158 	case HPPA_BOARD_HP715S_50:
159 	case HPPA_BOARD_HP715S_33:
160 	case HPPA_BOARD_HP715T_50:
161 	case HPPA_BOARD_HP715T_33:
162 	case HPPA_BOARD_HP715_75:
163 	case HPPA_BOARD_HP715_99:
164 	case HPPA_BOARD_HP725_50:
165 	case HPPA_BOARD_HP725_75:
166 	case HPPA_BOARD_HP725_99:
167 
168 		/* 745, 742, 747 */
169 	case HPPA_BOARD_HP745I_50:
170 	case HPPA_BOARD_HP742I_50:
171 	case HPPA_BOARD_HP747I_100:
172 
173 		/* 712/{60,80,100,120}, 715/{64,80,100,...}, etc */
174 	case HPPA_BOARD_HP712_60:
175 	case HPPA_BOARD_HP712_80:
176 	case HPPA_BOARD_HP712_100:
177 	case HPPA_BOARD_HP743I_64:
178 	case HPPA_BOARD_HP743I_100:
179 	case HPPA_BOARD_HP712_120:
180 	case HPPA_BOARD_HP715_80:
181 	case HPPA_BOARD_HP715_64:
182 	case HPPA_BOARD_HP715_100:
183 	case HPPA_BOARD_HP715_100XC:
184 	case HPPA_BOARD_HP725_100:
185 	case HPPA_BOARD_HP725_120:
186 	case HPPA_BOARD_HP715_100L:
187 	case HPPA_BOARD_HP715_120L:
188 	case HPPA_BOARD_HP725_80L:
189 	case HPPA_BOARD_HP725_100L:
190 	case HPPA_BOARD_HP725_120L:
191 	case HPPA_BOARD_HP743_50:
192 	case HPPA_BOARD_HP743_100:
193 	case HPPA_BOARD_HP715_80M:
194 	case HPPA_BOARD_HP811:
195 	case HPPA_BOARD_HP801:
196 	case HPPA_BOARD_HP743T:
197 		pdc_type = PDC_TYPE_SNAKE;
198 		break;
199 
200 	default:
201 		pdc_type = PDC_TYPE_UNKNOWN;
202 	}
203 }
204 
205 enum pdc_type
206 pdc_gettype(void)
207 {
208 
209 	return pdc_type;
210 }
211 
212 int
213 pdcmatch(device_t parent, cfdata_t cf, void *aux)
214 {
215 	struct confargs *ca = aux;
216 
217 	/* there could be only one */
218 	if (pdc_attached || strcmp(ca->ca_name, "pdc"))
219 		return 0;
220 
221 	return 1;
222 }
223 
224 void
225 pdcattach(device_t parent, device_t self, void *aux)
226 {
227 	static struct todr_chip_handle todr = {
228 		.todr_settime = pdcsettod,
229 		.todr_gettime = pdcgettod,
230 	};
231 	struct pdc_softc *sc = device_private(self);
232 
233 	sc->sc_dv = self;
234 	pdc_attached = 1;
235 
236 	KASSERT(pdc != NULL);
237 
238 	cn_init_magic(&pdc_cnm_state);
239 	cn_set_magic("+++++");
240 
241 	/* attach the TOD clock */
242 	todr_attach(&todr);
243 
244 	aprint_normal("\n");
245 
246 	callout_init(&sc->sc_to, 0);
247 }
248 
249 int
250 pdcopen(dev_t dev, int flag, int mode, struct lwp *l)
251 {
252 	struct pdc_softc *sc;
253 	struct tty *tp;
254 	int s;
255 	int error = 0, setuptimeout;
256 
257 	sc = device_lookup_private(&pdc_cd, minor(dev));
258 	if (sc == NULL)
259 		return ENXIO;
260 
261 	s = spltty();
262 
263 	if (sc->sc_tty) {
264 		tp = sc->sc_tty;
265 	} else {
266 		tp = tty_alloc();
267 		sc->sc_tty = tp;
268 		tty_attach(tp);
269 	}
270 
271 	tp->t_oproc = pdcstart;
272 	tp->t_param = pdcparam;
273 	tp->t_dev = dev;
274 
275 	if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp)) {
276 		splx(s);
277 		return (EBUSY);
278 	}
279 
280 	if ((tp->t_state & TS_ISOPEN) == 0) {
281 		tp->t_state |= TS_CARR_ON;
282 		ttychars(tp);
283 		tp->t_iflag = TTYDEF_IFLAG;
284 		tp->t_oflag = TTYDEF_OFLAG;
285 		tp->t_cflag = TTYDEF_CFLAG|CLOCAL;
286 		tp->t_lflag = TTYDEF_LFLAG;
287 		tp->t_ispeed = tp->t_ospeed = 9600;
288 		ttsetwater(tp);
289 
290 		setuptimeout = 1;
291 	} else
292 		setuptimeout = 0;
293 	tp->t_state |= TS_CARR_ON;
294 
295 	splx(s);
296 
297 	error = (*tp->t_linesw->l_open)(dev, tp);
298 	if (error == 0 && setuptimeout)
299 		pdctimeout(sc);
300 
301 	return error;
302 }
303 
304 int
305 pdcclose(dev_t dev, int flag, int mode, struct lwp *l)
306 {
307 	struct tty *tp;
308 	struct pdc_softc *sc;
309 
310 	sc = device_lookup_private(&pdc_cd, minor(dev));
311 	if (sc == NULL)
312 		return ENXIO;
313 
314 	tp = sc->sc_tty;
315 	callout_stop(&sc->sc_to);
316 	(*tp->t_linesw->l_close)(tp, flag);
317 	ttyclose(tp);
318 	return 0;
319 }
320 
321 int
322 pdcread(dev_t dev, struct uio *uio, int flag)
323 {
324 	struct tty *tp;
325 	struct pdc_softc *sc;
326 
327 	sc = device_lookup_private(&pdc_cd, minor(dev));
328 	if (sc == NULL)
329 		return ENXIO;
330 
331 	tp = sc->sc_tty;
332 	return ((*tp->t_linesw->l_read)(tp, uio, flag));
333 }
334 
335 int
336 pdcwrite(dev_t dev, struct uio *uio, int flag)
337 {
338 	struct tty *tp;
339 	struct pdc_softc *sc;
340 
341 	sc = device_lookup_private(&pdc_cd, minor(dev));
342 	if (sc == NULL)
343 		return ENXIO;
344 
345 	tp = sc->sc_tty;
346 	return ((*tp->t_linesw->l_write)(tp, uio, flag));
347 }
348 
349 int
350 pdcpoll(dev_t dev, int events, struct lwp *l)
351 {
352 	struct pdc_softc *sc = device_lookup_private(&pdc_cd,minor(dev));
353 	struct tty *tp = sc->sc_tty;
354 
355 	return ((*tp->t_linesw->l_poll)(tp, events, l));
356 }
357 
358 int
359 pdcioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l)
360 {
361 	int error;
362 	struct tty *tp;
363 	struct pdc_softc *sc;
364 
365 	sc = device_lookup_private(&pdc_cd, minor(dev));
366 	if (sc == NULL)
367 		return ENXIO;
368 
369 	tp = sc->sc_tty;
370 	error = (*tp->t_linesw->l_ioctl)(tp, cmd, data, flag, l);
371 	if (error >= 0)
372 		return error;
373 	error = ttioctl(tp, cmd, data, flag, l);
374 	if (error >= 0)
375 		return error;
376 
377 	return ENOTTY;
378 }
379 
380 int
381 pdcparam(struct tty *tp, struct termios *t)
382 {
383 
384 	return 0;
385 }
386 
387 void
388 pdcstart(struct tty *tp)
389 {
390 	int s;
391 
392 	s = spltty();
393 	if (tp->t_state & (TS_TTSTOP | TS_BUSY)) {
394 		splx(s);
395 		return;
396 	}
397 	ttypull(tp);
398 	tp->t_state |= TS_BUSY;
399 	while (tp->t_outq.c_cc != 0)
400 		pdccnputc(tp->t_dev, getc(&tp->t_outq));
401 	tp->t_state &= ~TS_BUSY;
402 	splx(s);
403 }
404 
405 void
406 pdcstop(struct tty *tp,	int flag)
407 {
408 	int s;
409 
410 	s = spltty();
411 	if (tp->t_state & TS_BUSY)
412 		if ((tp->t_state & TS_TTSTOP) == 0)
413 			tp->t_state |= TS_FLUSH;
414 	splx(s);
415 }
416 
417 void
418 pdctimeout(void *v)
419 {
420 	struct pdc_softc *sc = v;
421 	struct tty *tp = sc->sc_tty;
422 	int c;
423 
424 	while (pdccnlookc(tp->t_dev, &c)) {
425 		cn_check_magic(tp->t_dev, c, pdc_cnm_state);
426 		if (tp->t_state & TS_ISOPEN)
427 			(*tp->t_linesw->l_rint)(c, tp);
428 	}
429 	callout_reset(&sc->sc_to, 1, pdctimeout, sc);
430 }
431 
432 struct tty *
433 pdctty(dev_t dev)
434 {
435 	struct pdc_softc *sc;
436 
437 	sc = device_lookup_private(&pdc_cd, minor(dev));
438 	if (sc == NULL)
439 		return NULL;
440 
441 	return sc->sc_tty;
442 }
443 
444 void
445 pdccnprobe(struct consdev *cn)
446 {
447 
448 	cn->cn_dev = makedev(22,0);
449 	cn->cn_pri = CN_NORMAL;
450 }
451 
452 void
453 pdccninit(struct consdev *cn)
454 {
455 #ifdef DEBUG
456 	printf("pdc0: console init\n");
457 #endif
458 }
459 
460 int
461 pdccnlookc(dev_t dev, int *cp)
462 {
463 	int s, err __debugused, l, pagezero_cookie;
464 
465 	s = splhigh();
466 	pagezero_cookie = hppa_pagezero_map();
467 	err = pdc_call(pdc_kbdiodc, 0, pz_kbd->pz_hpa, IODC_IO_CONSIN,
468 	    pz_kbd->pz_spa, pz_kbd->pz_layers, &pdcret1, 0, pdc_consbuf, 1, 0);
469 	l = pdcret1.result[0];
470 	*cp = pdc_consbuf[0];
471 	hppa_pagezero_unmap(pagezero_cookie);
472 	splx(s);
473 
474 #ifdef DEBUG
475 	if (err < 0)
476 		printf("pdccnlookc: input error: %d\n", err);
477 #endif
478 	return l;
479 }
480 
481 int
482 pdccngetc(dev_t dev)
483 {
484 	int c;
485 
486 	if (!pdc)
487 		return 0;
488 	while (!pdccnlookc(dev, &c))
489 		;
490 	return (c);
491 }
492 
493 void
494 pdccnputc(dev_t dev, int c)
495 {
496 	int s, err, pagezero_cookie;
497 
498 	s = splhigh();
499 	pagezero_cookie = hppa_pagezero_map();
500 	*pdc_consbuf = c;
501 	err = pdc_call(pdc_cniodc, 0, pz_cons->pz_hpa, IODC_IO_CONSOUT,
502 	    pz_cons->pz_spa, pz_cons->pz_layers, &pdcret1, 0, pdc_consbuf, 1, 0);
503 	hppa_pagezero_unmap(pagezero_cookie);
504 	splx(s);
505 
506 	if (err < 0) {
507 #if defined(DDB) || defined(KGDB)
508 		Debugger();
509 #endif /* DDB || KGDB */
510 		delay(250000);
511 #if 0
512 		/*
513 		 * It's not a good idea to use the output to print
514 		 * an output error.
515 		 */
516 		printf("pdccnputc: output error: %d\n", err);
517 #endif
518 	}
519 }
520 
521 void
522 pdccnpollc(dev_t dev, int on)
523 {
524 }
525 
526 static int
527 pdcgettod(todr_chip_handle_t tch, struct timeval *tvp)
528 {
529 	struct pdc_tod *tod = (struct pdc_tod *)&pdcret1;
530 	int error;
531 
532 	error = pdc_call((iodcio_t)pdc, 1, PDC_TOD, PDC_TOD_READ,
533 	    &pdcret1);
534 
535 	if (error == 0) {
536 		tvp->tv_sec = tod->sec;
537 		tvp->tv_usec = tod->usec;
538 	}
539 	return error;
540 }
541 
542 static int
543 pdcsettod(todr_chip_handle_t tch, struct timeval *tvp)
544 {
545 	int error;
546 
547 	error = pdc_call((iodcio_t)pdc, 1, PDC_TOD, PDC_TOD_WRITE,
548 	    tvp->tv_sec, tvp->tv_usec);
549 
550 	return error;
551 }
552 
553 
554 int
555 pdcproc_chassis_display(unsigned long disp)
556 {
557 	int err;
558 
559 	err = pdc_call((iodcio_t)pdc, 0, PDC_CHASSIS, PDC_CHASSIS_DISP, disp);
560 
561 	return err;
562 }
563 
564 int
565 pdcproc_chassis_info(struct pdc_chassis_info *pci, struct pdc_chassis_lcd *pcl)
566 {
567 	int err;
568 
569 	err = pdc_call((iodcio_t)pdc, 0, PDC_CHASSIS, PDC_CHASSIS_INFO,
570 	    &pdcret1, &pdcret2 , sizeof(*pcl));
571 	if (err < 0)
572 		return err;
573 
574 	memcpy(pci, &pdcret1, sizeof(*pci));
575 	memcpy(pcl, &pdcret2, sizeof(*pcl));
576 
577 	return err;
578 }
579 
580 int
581 pdcproc_pim(int type, struct pdc_pim *pp, void **buf, size_t *sz)
582 {
583 	static char data[896] __attribute__((__aligned__(8)));
584 	int err;
585 
586 	err = pdc_call((iodcio_t)pdc, 0, PDC_PIM, type, &pdcret1, data,
587 	    sizeof(data));
588 	if (err < 0)
589 		return err;
590 
591 	memcpy(pp, &pdcret1, sizeof(*pp));
592 	*buf = data;
593 	*sz = sizeof(data);
594 
595 	return err;
596 }
597 
598 int
599 pdcproc_model_info(struct pdc_model *pm)
600 {
601 	int err;
602 
603 	err = pdc_call((iodcio_t)pdc, 0, PDC_MODEL, PDC_MODEL_INFO, &pdcret1);
604 	if (err < 0)
605 		return err;
606 
607 	memcpy(pm, &pdcret1, sizeof(*pm));
608 
609 	return err;
610 }
611 
612 int
613 pdcproc_model_cpuid(struct pdc_cpuid *pc)
614 {
615 	int err;
616 
617 	err = pdc_call((iodcio_t)pdc, 0, PDC_MODEL, PDC_MODEL_CPUID, &pdcret1);
618 	if (err < 0)
619 		return err;
620 
621 	memcpy(pc, &pdcret1, sizeof(*pc));
622 
623 	return err;
624 }
625 
626 int
627 pdcproc_cache(struct pdc_cache *pc)
628 {
629 	int err;
630 
631 	err = pdc_call((iodcio_t)pdc, 0, PDC_CACHE, PDC_CACHE_DFLT, &pdcret1);
632 
633 	if (err < 0)
634 		return err;
635 
636 	memcpy(pc, &pdcret1, sizeof(*pc));
637 
638 	return err;
639 }
640 
641 
642 int
643 pdcproc_cache_spidbits(struct pdc_spidb *pcs)
644 {
645 	int err;
646 
647 	err = pdc_call((iodcio_t)pdc, 0, PDC_CACHE, PDC_CACHE_GETSPIDB,
648             &pdcret1);
649 
650 	if (err < 0)
651 		return err;
652 
653 	memcpy(pcs, &pdcret1, sizeof(*pcs));
654 
655 	return err;
656 }
657 
658 int
659 pdcproc_hpa_processor(hppa_hpa_t *hpa)
660 {
661 	int err;
662 
663 	err = pdc_call((iodcio_t)pdc, 0, PDC_HPA, PDC_HPA_DFLT, &pdcret1);
664 	if (err < 0)
665 		return err;
666 
667 	*hpa = pdcret1.result[0];
668 
669 	return err;
670 }
671 
672 int
673 pdcproc_coproc(struct pdc_coproc *pc)
674 {
675 	int err;
676 
677 	err = pdc_call((iodcio_t)pdc, 0, PDC_COPROC, PDC_COPROC_DFLT, &pdcret1);
678 	if (err < 0)
679 		return err;
680 
681 	memcpy(pc, &pdcret1, sizeof(*pc));
682 
683 	return err;
684 }
685 
686 int
687 pdcproc_iodc_read(hppa_hpa_t hpa, int command, int *actcnt,
688     struct pdc_iodc_read *buf1, size_t sz1, struct iodc_data *buf2,
689     size_t sz2)
690 {
691 	int err;
692 
693 	err = pdc_call((iodcio_t)pdc, 0, PDC_IODC, PDC_IODC_READ,
694 	    &pdcret1, hpa, command, &pdcret2, sizeof(pdcret2));
695 
696 	if (err < 0)
697 		return err;
698 
699 	if (actcnt != NULL) {
700 		struct pdc_iodc_read *pir = (struct pdc_iodc_read *)&pdcret1;
701 
702 		*actcnt = pir->size;
703 	}
704 
705 	memcpy(buf1, &pdcret1, sz1);
706 	memcpy(buf2, &pdcret2, sz2);
707 
708 	return err;
709 }
710 
711 int
712 pdcproc_iodc_ninit(struct pdc_iodc_minit *pimi, hppa_hpa_t hpa, int sz)
713 {
714 	int err;
715 
716 	err = pdc_call((iodcio_t)pdc, 0, PDC_IODC, PDC_IODC_NINIT, &pdcret1,
717 	    hpa, sz);
718 
719 	if (err < 0)
720 		return err;
721 
722 	memcpy(pimi, &pdcret1, sizeof(*pimi));
723 
724 	return err;
725 }
726 
727 int
728 pdcproc_instr(unsigned int *mem)
729 {
730 	int err;
731 
732 	err = pdc_call((iodcio_t)pdc, 0, PDC_INSTR, PDC_INSTR_DFLT, &pdcret1);
733 	if (err < 0)
734 		return err;
735 
736 	memcpy(mem, &pdcret1, sizeof(*mem));
737 
738 	return err;
739 }
740 
741 int
742 pdcproc_block_tlb(struct pdc_btlb *pb)
743 {
744 	int err;
745 
746 	err = pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_DEFAULT,
747 	    &pdcret1);
748 	if (err < 0)
749 		return err;
750 
751 	memcpy(pb, &pdcret1, sizeof(*pb));
752 
753 	return err;
754 }
755 
756 int
757 pdcproc_btlb_insert(pa_space_t sp, vaddr_t va, paddr_t pa, vsize_t sz,
758     u_int prot, int index)
759 {
760 	int err;
761 
762 	err = pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_INSERT, sp,
763 	    va, pa, sz, prot, index);
764 
765 	return err;
766 }
767 
768 int
769 pdcproc_btlb_purge(pa_space_t sp, vaddr_t va, paddr_t pa, vsize_t sz)
770 {
771 	int err;
772 
773 	err = pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_PURGE, sp, va,
774 	    pa, sz);
775 
776 	return err;
777 }
778 
779 int
780 pdcproc_btlb_purgeall(void)
781 {
782 	int err;
783 
784 	err =  pdc_call((iodcio_t)pdc, 0, PDC_BLOCK_TLB, PDC_BTLB_PURGE_ALL);
785 
786 	return err;
787 }
788 
789 int pdcproc_tlb_info(struct pdc_hwtlb *ph)
790 {
791 	int err;
792 
793 	err = pdc_call((iodcio_t)pdc, 0, PDC_TLB, PDC_TLB_INFO, &pdcret1);
794 	if (err < 0)
795 		return err;
796 
797 	memcpy(ph, &pdcret1, sizeof(*ph));
798 
799 	return err;
800 }
801 
802 int
803 pdcproc_tlb_config(struct pdc_hwtlb *ph, unsigned long hpt,
804     unsigned long hptsize, unsigned long type)
805 {
806 	int err;
807 
808 	err = pdc_call((iodcio_t)pdc, 0, PDC_TLB, PDC_TLB_CONFIG, ph, hpt,
809 	    hptsize, type);
810 
811 	return err;
812 }
813 
814 int
815 pdcproc_system_map_find_mod(struct pdc_system_map_find_mod *psm,
816     struct device_path *dev, int mod)
817 {
818 	int err;
819 
820 	err = pdc_call((iodcio_t)pdc, 0, PDC_SYSTEM_MAP,
821 	    PDC_SYSTEM_MAP_FIND_MOD, &pdcret1, &pdcret2, mod);
822 	if (err < 0)
823 		return err;
824 
825 	memcpy(psm, &pdcret1, sizeof(*psm));
826 	memcpy(dev, &pdcret2, sizeof(*dev));
827 
828 	return err;
829 }
830 
831 int
832 pdcproc_system_map_find_addr(struct pdc_system_map_find_addr *psm, int mod,
833     int addr)
834 {
835 	int err;
836 
837 	err = pdc_call((iodcio_t)pdc, 0, PDC_SYSTEM_MAP,
838 	    PDC_SYSTEM_MAP_FIND_ADDR, &pdcret1, mod, addr);
839 	if (err < 0)
840 		return err;
841 
842 	memcpy(psm, &pdcret1, sizeof(*psm));
843 
844 	return err;
845 
846 }
847 
848 int
849 pdcproc_system_map_trans_path(struct pdc_memmap *pmm, struct device_path *dev)
850 {
851 	int err;
852 
853 	memcpy(&pdcret2, dev, sizeof(*dev));
854 
855 	err = pdc_call((iodcio_t)pdc, 0, PDC_SYSTEM_MAP,
856 	    PDC_SYSTEM_MAP_TRANS_PATH, &pdcret1, &pdcret2);
857 	if (err < 0)
858 		return err;
859 
860 	memcpy(pmm, &pdcret1, sizeof(*pmm));
861 
862 	return err;
863 }
864 
865 int
866 pdcproc_soft_power_info(struct pdc_power_info *pspi)
867 {
868 	int err;
869 
870 	err = pdc_call((iodcio_t)pdc, 0, PDC_SOFT_POWER, PDC_SOFT_POWER_INFO,
871 	    &pdcret1, 0);
872 	if (err < 0)
873 		return err;
874 
875 	memcpy(pspi, &pdcret1, sizeof(*pspi));
876 
877 	return err;
878 }
879 
880 int
881 pdcproc_soft_power_enable(int action)
882 {
883 	int err;
884 
885 	err = pdc_call((iodcio_t)pdc, 0, PDC_SOFT_POWER, PDC_SOFT_POWER_ENABLE,
886 	    &pdcret1, action);
887 
888 	return err;
889 }
890 
891 int
892 pdcproc_memmap(struct pdc_memmap *pmm, struct device_path *dev)
893 {
894 	int err;
895 
896 	memcpy(&pdcret2, dev, sizeof(*dev));
897 
898 	err = pdc_call((iodcio_t)pdc, 0, PDC_MEMMAP, PDC_MEMMAP_HPA, &pdcret1,
899 	    &pdcret2);
900 	if (err < 0)
901 		return err;
902 
903 	memcpy(pmm, &pdcret1, sizeof(*pmm));
904 
905 	return err;
906 }
907 
908 int
909 pdcproc_ioclrerrors(void)
910 {
911 	int err;
912 
913 	err = pdc_call((iodcio_t)pdc, 0, PDC_IO, PDC_IO_READ_AND_CLEAR_ERRORS);
914 
915 	return err;
916 }
917 
918 int
919 pdcproc_ioreset(void)
920 {
921 	int err;
922 
923 	err = pdc_call((iodcio_t)pdc, 0, PDC_IO, PDC_IO_RESET_DEVICES);
924 
925 	return err;
926 }
927 
928 int
929 pdcproc_doreset(void)
930 {
931 	int err;
932 
933 	err = pdc_call((iodcio_t)pdc, 0, PDC_BROADCAST_RESET, PDC_DO_RESET);
934 
935 	return err;
936 }
937 
938 int
939 pdcproc_lan_station_id(char *addr, size_t sz, hppa_hpa_t hpa)
940 {
941 	struct pdc_lan_station_id *mac = (struct pdc_lan_station_id *)&pdcret1;
942 	int err;
943 
944 	err = pdc_call((iodcio_t)pdc, 0, PDC_LAN_STATION_ID,
945 	    PDC_LAN_STATION_ID_READ, &pdcret1, hpa);
946 	if (err < 0)
947 		return err;
948 
949 	memcpy(addr, mac->addr, sz);
950 
951 	return 0;
952 }
953 
954 int
955 pdcproc_pci_inttblsz(int *nentries)
956 {
957 	struct pdc_pat_io_num *ppio = (struct pdc_pat_io_num *)&pdcret1;
958 	int err;
959 
960 	err = pdc_call((iodcio_t)pdc, 0, PDC_PCI_INDEX, PDC_PCI_GET_INT_TBL_SZ,
961 	    &pdcret1);
962 
963 	*nentries = ppio->num;
964 
965 	return err;
966 }
967 
968 /* Maximum number of supported interrupt routing entries. */
969 #define MAX_INT_TBL_SZ	16
970 
971 int
972 pdcproc_pci_gettable(int nentries, size_t size, void *table)
973 {
974 	int err;
975 	static struct pdc_pat_pci_rt int_tbl[MAX_INT_TBL_SZ] PDC_ALIGNMENT;
976 
977 	if (nentries > MAX_INT_TBL_SZ)
978 		panic("interrupt routing table too big (%d entries)", nentries);
979 
980 	pdcret1.result[0] = nentries;
981 
982 	err = pdc_call((iodcio_t)pdc, 0, PDC_PCI_INDEX, PDC_PCI_GET_INT_TBL,
983 	    &pdcret1, 0, &int_tbl);
984 	if (err < 0)
985 		return err;
986 
987 	memcpy(table, int_tbl, size);
988 
989 	return err;
990 }
991