xref: /netbsd-src/sys/dev/isapnp/com_isapnp.c (revision c41a4eebefede43f6950f838a387dc18c6a431bf)
1 /*	$NetBSD: com_isapnp.c,v 1.10 1997/12/02 06:10:45 mikel Exp $	*/
2 
3 /*-
4  * Copyright (c) 1997 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Michael Graff <explorer@flame.org>.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/errno.h>
42 #include <sys/ioctl.h>
43 #include <sys/syslog.h>
44 #include <sys/device.h>
45 #include <sys/proc.h>
46 #include <sys/termios.h>
47 
48 #include <machine/bus.h>
49 
50 #include <dev/isa/isavar.h>
51 #include <dev/isa/isadmavar.h>
52 
53 #include <dev/isapnp/isapnpreg.h>
54 #include <dev/isapnp/isapnpvar.h>
55 
56 #include <dev/ic/comvar.h>
57 
58 struct com_isapnp_softc {
59 	struct	com_softc sc_com;	/* real "com" softc */
60 
61 	/* ISAPnP-specific goo. */
62 	void	*sc_ih;			/* interrupt handler */
63 };
64 
65 #ifdef __BROKEN_INDIRECT_CONFIG
66 int	com_isapnp_match __P((struct device *, void *, void *));
67 #else
68 int	com_isapnp_match __P((struct device *, struct cfdata *, void *));
69 #endif
70 void	com_isapnp_attach __P((struct device *, struct device *, void *));
71 
72 struct cfattach com_isapnp_ca = {
73 	sizeof(struct com_isapnp_softc), com_isapnp_match, com_isapnp_attach
74 };
75 
76 int
77 com_isapnp_match(parent, match, aux)
78 	struct device *parent;
79 #ifdef __BROKEN_INDIRECT_CONFIG
80 	void *match;
81 #else
82 	struct cfdata *match;
83 #endif
84 	void *aux;
85 {
86 	struct isapnp_attach_args *ipa = aux;
87 
88 	if (strcmp(ipa->ipa_devlogic, "BDP3336") && /* Best Data Prods. 336F */
89 	    strcmp(ipa->ipa_devlogic, "BRI1400") && /* Boca 33.6 PnP */
90 	    strcmp(ipa->ipa_devlogic, "ROK0010") && /* Rockwell ? */
91 	    strcmp(ipa->ipa_devcompat, "PNP0500") && /* generic 8250/16450 */
92 	    strcmp(ipa->ipa_devcompat, "PNP0501")) /* generic 16550A */
93 		return (0);
94 
95 	return (1);
96 }
97 
98 void
99 com_isapnp_attach(parent, self, aux)
100 	struct device *parent, *self;
101 	void *aux;
102 {
103 	struct com_isapnp_softc *isc = (void *)self;
104 	struct com_softc *sc = &isc->sc_com;
105 	struct isapnp_attach_args *ipa = aux;
106 
107 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
108 		printf("%s: error in region allocation\n",
109 		       sc->sc_dev.dv_xname);
110 		return;
111 	}
112 
113 	sc->sc_iot = ipa->ipa_iot;
114 	sc->sc_iobase = ipa->ipa_io[0].base;
115 	sc->sc_ioh = ipa->ipa_io[0].h;
116 
117 	/*
118 	 * if the chip isn't something we recognise skip it.
119 	 */
120 	if (comprobe1(sc->sc_iot, sc->sc_ioh, sc->sc_iobase) == 0)
121 		return;
122 
123 	com_attach_subr(sc);
124 
125 	isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
126 	    ipa->ipa_irq[0].type, IPL_SERIAL, comintr, sc);
127 }
128