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bi.c revision 1.23.16.1
      1  1.23.16.1       mjf /*	$NetBSD: bi.c,v 1.23.16.1 2008/04/03 12:42:38 mjf Exp $ */
      2        1.1     ragge /*
      3        1.1     ragge  * Copyright (c) 1996 Ludd, University of Lule}, Sweden.
      4        1.1     ragge  * All rights reserved.
      5        1.1     ragge  *
      6        1.1     ragge  * Redistribution and use in source and binary forms, with or without
      7        1.1     ragge  * modification, are permitted provided that the following conditions
      8        1.1     ragge  * are met:
      9        1.1     ragge  * 1. Redistributions of source code must retain the above copyright
     10        1.1     ragge  *    notice, this list of conditions and the following disclaimer.
     11        1.1     ragge  * 2. Redistributions in binary form must reproduce the above copyright
     12        1.1     ragge  *    notice, this list of conditions and the following disclaimer in the
     13        1.1     ragge  *    documentation and/or other materials provided with the distribution.
     14        1.1     ragge  * 3. All advertising materials mentioning features or use of this software
     15        1.1     ragge  *    must display the following acknowledgement:
     16       1.20     perry  *      This product includes software developed at Ludd, University of
     17        1.1     ragge  *      Lule}, Sweden and its contributors.
     18        1.1     ragge  * 4. The name of the author may not be used to endorse or promote products
     19        1.1     ragge  *    derived from this software without specific prior written permission
     20        1.1     ragge  *
     21        1.1     ragge  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22        1.1     ragge  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23        1.1     ragge  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24        1.1     ragge  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25        1.1     ragge  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26        1.1     ragge  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27        1.1     ragge  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28        1.1     ragge  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29        1.1     ragge  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30        1.1     ragge  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31        1.1     ragge  */
     32        1.1     ragge 
     33        1.1     ragge 
     34        1.1     ragge 
     35        1.1     ragge /*
     36        1.1     ragge  * VAXBI specific routines.
     37        1.1     ragge  */
     38        1.1     ragge /*
     39        1.1     ragge  * TODO
     40        1.1     ragge  *   handle BIbus errors more gracefully.
     41        1.1     ragge  */
     42       1.17     lukem 
     43       1.17     lukem #include <sys/cdefs.h>
     44  1.23.16.1       mjf __KERNEL_RCSID(0, "$NetBSD: bi.c,v 1.23.16.1 2008/04/03 12:42:38 mjf Exp $");
     45        1.1     ragge 
     46        1.1     ragge #include <sys/param.h>
     47        1.7     ragge #include <sys/systm.h>
     48        1.1     ragge 
     49       1.23        ad #include <sys/bus.h>
     50       1.23        ad #include <sys/cpu.h>
     51        1.1     ragge 
     52       1.13     ragge #include <dev/bi/bireg.h>
     53       1.13     ragge #include <dev/bi/bivar.h>
     54        1.1     ragge 
     55       1.19     perry static int bi_print(void *, const char *);
     56        1.1     ragge 
     57  1.23.16.1       mjf static const struct bi_list bi_list[] = {
     58       1.16     ragge 	{BIDT_MS820, DT_HAVDRV, "ms820"},
     59       1.16     ragge 	{BIDT_DRB32, DT_UNSUPP, "drb32"},
     60       1.16     ragge 	{BIDT_DWBUA, DT_HAVDRV|DT_ADAPT, "dwbua"},
     61       1.16     ragge 	{BIDT_KLESI, DT_HAVDRV|DT_ADAPT, "klesi"},
     62       1.16     ragge 	{BIDT_KA820, DT_HAVDRV, "ka820"},
     63       1.16     ragge 	{BIDT_DB88,  DT_HAVDRV|DT_QUIET, "db88"},
     64       1.16     ragge 	{BIDT_CIBCA, DT_UNSUPP, "cibca"},
     65       1.16     ragge 	{BIDT_DMB32, DT_UNSUPP, "dmb32"},
     66       1.16     ragge 	{BIDT_CIBCI, DT_UNSUPP, "cibci"},
     67       1.16     ragge 	{BIDT_KA800, DT_UNSUPP, "ka800"},
     68       1.16     ragge 	{BIDT_KDB50, DT_HAVDRV|DT_VEC, "kdb50"},
     69       1.16     ragge 	{BIDT_DWMBA, DT_HAVDRV|DT_QUIET, "dwmba"},
     70       1.16     ragge 	{BIDT_KFBTA, DT_UNSUPP, "kfbta"},
     71       1.16     ragge 	{BIDT_DEBNK, DT_HAVDRV|DT_VEC, "debnk"},
     72       1.16     ragge 	{BIDT_DEBNA, DT_HAVDRV|DT_VEC, "debna"},
     73        1.1     ragge 	{0,0,0}
     74        1.1     ragge };
     75        1.1     ragge 
     76        1.1     ragge int
     77  1.23.16.1       mjf bi_print(void *aux, const char *name)
     78        1.1     ragge {
     79        1.1     ragge 	struct bi_attach_args *ba = aux;
     80  1.23.16.1       mjf 	const struct bi_list *bl;
     81       1.15     ragge 	u_int16_t nr;
     82        1.1     ragge 
     83       1.15     ragge 	nr = bus_space_read_2(ba->ba_iot, ba->ba_ioh, 0);
     84        1.7     ragge 	for (bl = &bi_list[0]; bl->bl_nr; bl++)
     85       1.15     ragge 		if (bl->bl_nr == nr)
     86        1.7     ragge 			break;
     87        1.7     ragge 
     88        1.1     ragge 	if (name) {
     89        1.1     ragge 		if (bl->bl_nr == 0)
     90       1.18   thorpej 			aprint_normal("unknown device 0x%x", nr);
     91        1.7     ragge 		else
     92       1.18   thorpej 			aprint_normal(bl->bl_name);
     93       1.18   thorpej 		aprint_normal(" at %s", name);
     94        1.1     ragge 	}
     95       1.18   thorpej 	aprint_normal(" node %d", ba->ba_nodenr);
     96       1.16     ragge 	if (bl->bl_havedriver & DT_VEC)
     97       1.18   thorpej 		aprint_normal(" vec %o", ba->ba_ivec & 511);
     98        1.8     ragge #ifdef DEBUG
     99       1.13     ragge 	if (bus_space_read_4(ba->ba_iot, ba->ba_ioh, BIREG_SADR) &&
    100       1.13     ragge 	    bus_space_read_4(ba->ba_iot, ba->ba_ioh, BIREG_EADR))
    101       1.18   thorpej 		aprint_debug(" [sadr %x eadr %x]",
    102       1.13     ragge 		    bus_space_read_4(ba->ba_iot, ba->ba_ioh, BIREG_SADR),
    103       1.13     ragge 		    bus_space_read_4(ba->ba_iot, ba->ba_ioh, BIREG_EADR));
    104        1.8     ragge #endif
    105       1.16     ragge 	if (bl->bl_havedriver & DT_QUIET)
    106       1.18   thorpej 		aprint_normal("\n");
    107       1.16     ragge 	return bl->bl_havedriver & DT_QUIET ? QUIET :
    108       1.16     ragge 	    bl->bl_havedriver & DT_HAVDRV ? UNCONF : UNSUPP;
    109        1.1     ragge }
    110        1.1     ragge 
    111        1.1     ragge void
    112  1.23.16.1       mjf bi_attach(struct bi_softc *sc)
    113        1.1     ragge {
    114        1.1     ragge 	struct bi_attach_args ba;
    115        1.1     ragge 	int nodenr;
    116        1.1     ragge 
    117  1.23.16.1       mjf 	aprint_normal("\n");
    118        1.1     ragge 
    119       1.13     ragge 	ba.ba_iot = sc->sc_iot;
    120       1.13     ragge 	ba.ba_busnr = sc->sc_busnr;
    121       1.14     ragge 	ba.ba_dmat = sc->sc_dmat;
    122       1.14     ragge 	ba.ba_intcpu = sc->sc_intcpu;
    123       1.16     ragge 	ba.ba_icookie = sc;
    124       1.13     ragge 	/*
    125       1.20     perry 	 * Interrupt numbers. Assign them as described in
    126       1.16     ragge 	 * VAX 8800 system maintenance manual; this means like nexus
    127       1.16     ragge 	 * adapters have them assigned.
    128       1.16     ragge 	 * XXX - must address Unibus adapters.
    129       1.13     ragge 	 */
    130        1.1     ragge 	for (nodenr = 0; nodenr < NNODEBI; nodenr++) {
    131       1.13     ragge 		if (bus_space_map(sc->sc_iot, sc->sc_addr + BI_NODE(nodenr),
    132       1.15     ragge 		    BI_NODESIZE, 0, &ba.ba_ioh)) {
    133  1.23.16.1       mjf 			aprint_error_dev(sc->sc_dev,
    134  1.23.16.1       mjf 			    "bus_space_map failed, node %d\n", nodenr);
    135       1.13     ragge 			return;
    136       1.13     ragge 		}
    137       1.22  christos 		if (badaddr((void *)ba.ba_ioh, 4) ||
    138       1.16     ragge 		    (bus_space_read_2(ba.ba_iot, ba.ba_ioh, 0) == 0)) {
    139       1.16     ragge 			bus_space_unmap(ba.ba_iot, ba.ba_ioh, BI_NODESIZE);
    140       1.14     ragge 			continue;
    141       1.11     ragge 		}
    142       1.14     ragge 		ba.ba_nodenr = nodenr;
    143       1.16     ragge 		ba.ba_ivec = sc->sc_lastiv + 64 + 4 * nodenr; /* all on spl5 */
    144  1.23.16.1       mjf 		config_found(sc->sc_dev, &ba, bi_print);
    145        1.1     ragge 	}
    146        1.1     ragge }
    147