1 /* $OpenBSD: lpt_puc.c,v 1.11 2022/04/06 18:59:30 naddy Exp $ */
2 /* $NetBSD: lpt_puc.c,v 1.1 1998/06/26 18:52:41 cgd Exp $ */
3
4 /*
5 * Copyright (c) 1998 Christopher G. Demetriou. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Christopher G. Demetriou
18 * for the NetBSD Project.
19 * 4. The name of the author may not be used to endorse or promote products
20 * derived from this software without specific prior written permission
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34 /*
35 * Machine-independent parallel port ('lpt') driver attachment to "PCI
36 * Universal Communications" controller driver.
37 *
38 * Author: Christopher G. Demetriou, May 17, 1998.
39 */
40
41 #include <sys/param.h>
42 #include <sys/systm.h>
43 #include <sys/device.h>
44
45 #include <machine/bus.h>
46
47 #include <dev/pci/pucvar.h>
48 #include <dev/ic/lptvar.h>
49
50 int lpt_puc_probe(struct device *, void *, void *);
51 void lpt_puc_attach(struct device *, struct device *, void *);
52 int lpt_puc_detach(struct device *, int);
53
54 const struct cfattach lpt_puc_ca = {
55 sizeof(struct lpt_softc), lpt_puc_probe, lpt_puc_attach, lpt_puc_detach,
56 };
57
58 int
lpt_puc_probe(struct device * parent,void * match,void * aux)59 lpt_puc_probe(struct device *parent, void *match, void *aux)
60 {
61 struct puc_attach_args *aa = aux;
62
63 /*
64 * Locators already matched, just check the type.
65 */
66 if (PUC_IS_LPT(aa->type))
67 return (1);
68
69 return (0);
70 }
71
72 void
lpt_puc_attach(struct device * parent,struct device * self,void * aux)73 lpt_puc_attach(struct device *parent, struct device *self, void *aux)
74 {
75 struct lpt_softc *sc = (void *)self;
76 struct puc_attach_args *aa = aux;
77 const char *intrstr;
78
79 sc->sc_iot = aa->t;
80 sc->sc_ioh = aa->h;
81
82 intrstr = aa->intr_string(aa);
83 sc->sc_ih = aa->intr_establish(aa, IPL_TTY, lptintr, sc,
84 sc->sc_dev.dv_xname);
85 if (sc->sc_ih == NULL) {
86 printf(": couldn't establish interrupt");
87 if (intrstr != NULL)
88 printf(" at %s", intrstr);
89 printf("\n");
90 return;
91 }
92 printf(" %s", intrstr);
93
94 lpt_attach_common(sc);
95 }
96
97 int
lpt_puc_detach(struct device * self,int flags)98 lpt_puc_detach(struct device *self, int flags)
99 {
100 return (0);
101 }
102