xref: /dragonfly/sys/dev/netif/sn/if_sn_pccard.c (revision 6693db17)
1 /*
2  * Copyright (c) 1999 M. Warner Losh <imp@village.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  *
25  * $FreeBSD: src/sys/dev/sn/if_sn_pccard.c,v 1.3.2.2 2001/01/25 19:40:27 imp Exp $
26  * $DragonFly: src/sys/dev/netif/sn/if_sn_pccard.c,v 1.9 2007/08/14 15:32:32 sephe Exp $
27  */
28 
29 /*
30  * Modifications for Megahertz X-Jack Ethernet Card (XJ-10BT)
31  *
32  * Copyright (c) 1996 by Tatsumi Hosokawa <hosokawa@jp.FreeBSD.org>
33  *                       BSD-nomads, Tokyo, Japan.
34  */
35 
36 #include <sys/param.h>
37 #include <sys/systm.h>
38 #include <sys/kernel.h>
39 #include <sys/socket.h>
40 #include <sys/module.h>
41 #include <sys/bus.h>
42 #include <sys/rman.h>
43 
44 #include <net/ethernet.h>
45 #include <net/if.h>
46 #include <net/if_arp.h>
47 #include <net/if_media.h>
48 
49 #include <machine/clock.h>
50 
51 #include "if_snreg.h"
52 #include "if_snvar.h"
53 #include <bus/pccard/pccardvar.h>
54 #include <bus/pccard/pccarddevs.h>
55 
56 #include "card_if.h"
57 
58 static const struct pccard_product sn_pccard_products[] = {
59 	PCMCIA_CARD(DSPSI, XJACK, 0),
60 	PCMCIA_CARD(NEWMEDIA, BASICS, 0),
61 #if 0
62 	PCMCIA_CARD(SMC, 8020BT, 0),
63 #endif
64 	{ NULL }
65 };
66 
67 static int
68 sn_pccard_match(device_t dev)
69 {
70 	const struct pccard_product *pp;
71 
72 	if ((pp = pccard_product_lookup(dev, sn_pccard_products,
73 	    sizeof(sn_pccard_products[0]), NULL)) != NULL) {
74 		if (pp->pp_name != NULL)
75 			device_set_desc(dev, pp->pp_name);
76 		return 0;
77 	}
78 	return EIO;
79 }
80 
81 /*
82  * Initialize the device - called from Slot manager.
83  */
84 static int
85 sn_pccard_probe(device_t dev)
86 {
87 	return (sn_probe(dev, 1));
88 }
89 
90 static int
91 sn_pccard_attach(device_t dev)
92 {
93 	struct sn_softc *sc = device_get_softc(dev);
94 	int i;
95 	uint8_t sum;
96 	const uint8_t *ether_addr;
97 
98 	sc->pccard_enaddr = 0;
99 	ether_addr = pccard_get_ether(dev);
100 	for (i = 0, sum = 0; i < ETHER_ADDR_LEN; i++)
101 		sum |= ether_addr[i];
102 	if (sum) {
103 		sc->pccard_enaddr = 1;
104 		bcopy(ether_addr, sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
105 	}
106 
107 	return (sn_attach(dev));
108 }
109 
110 static int
111 sn_pccard_detach(device_t dev)
112 {
113 	struct sn_softc *sc = device_get_softc(dev);
114 	struct ifnet *ifp = &sc->arpcom.ac_if;
115 
116 	lwkt_serialize_enter(ifp->if_serializer);
117 	ifp->if_flags &= ~IFF_RUNNING;
118 	bus_teardown_intr(dev, sc->irq_res, sc->intrhand);
119 	lwkt_serialize_enter(ifp->if_serializer);
120 
121 	ether_ifdetach(&sc->arpcom.ac_if);
122 	sn_deactivate(dev);
123 
124 	return 0;
125 }
126 
127 static device_method_t sn_pccard_methods[] = {
128 	/* Device interface */
129 	DEVMETHOD(device_probe,		pccard_compat_probe),
130 	DEVMETHOD(device_attach,	pccard_compat_attach),
131 	DEVMETHOD(device_detach,	sn_pccard_detach),
132 
133 	/* Card interface */
134 	DEVMETHOD(card_compat_match,	sn_pccard_match),
135 	DEVMETHOD(card_compat_probe,	sn_pccard_probe),
136 	DEVMETHOD(card_compat_attach,	sn_pccard_attach),
137 
138 	{ 0, 0 }
139 };
140 
141 static driver_t sn_pccard_driver = {
142 	"sn",
143 	sn_pccard_methods,
144 	sizeof(struct sn_softc),
145 };
146 
147 extern devclass_t sn_devclass;
148 
149 DRIVER_MODULE(if_sn, pccard, sn_pccard_driver, sn_devclass, 0, 0);
150