1 /* $OpenBSD: lpt_puc.c,v 1.4 2006/07/31 11:06:36 mickey 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/types.h>
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/device.h>
45
46 #include <machine/bus.h>
47
48 #include <dev/pci/pucvar.h>
49 #include <dev/ic/lptreg.h>
50 #include <dev/ic/lptvar.h>
51
52 int lpt_puc_probe(struct device *, void *, void *);
53 void lpt_puc_attach(struct device *, struct device *, void *);
54 int lpt_puc_detach(struct device *, int);
55
56 struct cfattach lpt_puc_ca = {
57 sizeof(struct lpt_softc), lpt_puc_probe, lpt_puc_attach, lpt_puc_detach
58 };
59
60 int
61 lpt_puc_probe(parent, match, aux)
62 struct device *parent;
63 void *match, *aux;
64 {
65 struct puc_attach_args *aa = aux;
66
67 /*
68 * Locators already matched, just check the type.
69 */
70 if (aa->type != PUC_PORT_TYPE_LPT)
71 return (0);
72
73 return (1);
74 }
75
76 void
77 lpt_puc_attach(parent, self, aux)
78 struct device *parent, *self;
79 void *aux;
80 {
81 struct lpt_softc *sc = (void *)self;
82 struct puc_attach_args *aa = aux;
83 const char *intrstr;
84
85 sc->sc_iot = aa->t;
86 sc->sc_ioh = aa->h;
87
88 intrstr = aa->intr_string(aa);
89 sc->sc_ih = aa->intr_establish(aa, IPL_TTY, lptintr, sc,
90 sc->sc_dev.dv_xname);
91 if (sc->sc_ih == NULL) {
92 printf(": couldn't establish interrupt");
93 if (intrstr != NULL)
94 printf(" at %s", intrstr);
95 printf("\n");
96 return;
97 }
98 printf(": interrupting at %s", intrstr);
99
100 sc->sc_state = 0;
101
102 lpt_attach_common(sc);
103 }
104
105 int
106 lpt_puc_detach(struct device *self, int flags)
107 {
108
109 /* cardbus_intr_disestablish(psc->sc_cc, psc->sc_cf, csc->cc_ih); */
110
111 return (0);
112 }