xref: /netbsd-src/sys/dev/isapnp/com_isapnp.c (revision fdecd6a253f999ae92b139670d9e15cc9df4497c)
1 /*	$NetBSD: com_isapnp.c,v 1.2 1997/05/28 16:30:54 jtc 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/isa/comvar.h>
57 
58 int	com_isapnp_match __P((struct device *, void *, void *));
59 void	com_isapnp_attach __P((struct device *, struct device *, void *));
60 
61 struct cfattach com_isapnp_ca = {
62 	sizeof(struct com_softc), com_isapnp_match, com_isapnp_attach
63 };
64 
65 int
66 com_isapnp_match(parent, match, aux)
67 	struct device *parent;
68 	void *match, *aux;
69 {
70 	struct isapnp_attach_args *ipa = aux;
71 
72 	if (strcmp(ipa->ipa_devlogic, "ROK0010") == 0)
73 		return 1;
74 
75 	return 0;
76 }
77 
78 void
79 com_isapnp_attach(parent, self, aux)
80 	struct device *parent, *self;
81 	void *aux;
82 {
83 	struct com_softc *sc = (struct com_softc *)self;
84 	struct isapnp_attach_args *ipa = aux;
85 
86 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
87 		printf("%s: error in region allocation\n",
88 		       sc->sc_dev.dv_xname);
89 		return;
90 	}
91 
92 	sc->sc_iot = ipa->ipa_iot;
93 	sc->sc_iobase = ipa->ipa_io[0].base;
94 	sc->sc_ioh = ipa->ipa_io[0].h;
95 
96 	/*
97 	 * if the chip isn't something we recognise skip it.
98 	 */
99 	if (comprobe1(sc->sc_iot, sc->sc_ioh, sc->sc_iobase) == 0)
100 		return;
101 
102 	com_attach_subr(sc);
103 
104 	sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
105 				       IST_EDGE, IPL_SERIAL, comintr, sc);
106 }
107