2 * Copyright (c) 1994 Herb Peyerl <hpeyerl@novatel.ca>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Herb Peyerl.
16 * 4. The name of Herb Peyerl may not be used to endorse or promote products
17 * derived from this software without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 * $FreeBSD: src/sys/dev/ep/if_ep_pccard.c,v 1.12.2.2 2000/08/08 23:55:02 peter Exp $
31 * $DragonFly: src/sys/dev/netif/ep/if_ep_pccard.c,v 1.2 2003/06/17 04:28:25 dillon Exp $
35 * Pccard support for 3C589 by:
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/kernel.h>
43 #include <sys/socket.h>
45 #include <sys/module.h>
48 #include <machine/bus.h>
49 #include <machine/resource.h>
52 #include <net/ethernet.h>
54 #include <net/if_arp.h>
55 #include <net/if_media.h>
57 #include <machine/clock.h>
59 #include <dev/ep/if_epreg.h>
60 #include <dev/ep/if_epvar.h>
62 static const char *ep_pccard_identify(u_short id);
65 * Initialize the device - called from Slot manager.
68 ep_pccard_probe(device_t dev)
70 struct ep_softc * sc = device_get_softc(dev);
71 struct ep_board * epb = &sc->epb;
75 error = ep_alloc(dev);
80 * XXX - Certain (newer?) 3Com cards need epb->cmd_off ==
81 * 2. Sadly, you need to have a correct cmd_off in order to
82 * identify the card. So we have to hit it with both and
83 * cross our virtual fingers. There's got to be a better way
84 * to do this. jyoung@accessus.net 09/11/1999
88 epb->prod_id = get_e(sc, EEPROM_PROD_ID);
89 if ((desc = ep_pccard_identify(epb->prod_id)) == NULL) {
91 device_printf(dev, "Pass 1 of 2 detection "
92 "failed (nonfatal)\n");
94 epb->prod_id = get_e(sc, EEPROM_PROD_ID);
95 if ((desc = ep_pccard_identify(epb->prod_id)) == NULL) {
96 device_printf(dev, "Unit failed to come ready or "
97 "product ID unknown! (id 0x%x)\n", epb->prod_id);
102 device_set_desc(dev, desc);
105 * For some reason the 3c574 needs this.
107 ep_get_macaddr(sc, (u_char *)&sc->arpcom.ac_enaddr);
114 ep_pccard_identify(u_short id)
116 /* Determine device type and associated MII capabilities */
118 case 0x6055: /* 3C556 */
119 return ("3Com 3C556");
120 case 0x4057: /* 3C574 */
121 return ("3Com 3C574");
122 case 0x4b57: /* 3C574B */
123 return ("3Com 3C574B, Megahertz 3CCFE574BT or "
124 "Fast Etherlink 3C574-TX");
125 case 0x2b57: /* 3CXSH572BT */
126 return ("3Com OfficeConnect 572BT");
127 case 0x9058: /* 3C589 */
128 return ("3Com Etherlink III 3C589");
129 case 0x2056: /* 3C562/3C563 */
130 return ("3Com 3C562D/3C563D");
136 ep_pccard_card_attach(struct ep_board *epb)
138 /* Determine device type and associated MII capabilities */
139 switch (epb->prod_id) {
140 case 0x6055: /* 3C556 */
141 case 0x2b57: /* 3C572BT */
142 case 0x4057: /* 3C574 */
143 case 0x4b57: /* 3C574B */
146 case 0x2056: /* 3C562D/3C563D */
147 case 0x9058: /* 3C589 */
155 ep_pccard_attach(device_t dev)
157 struct ep_softc * sc = device_get_softc(dev);
160 if ((error = ep_alloc(dev))) {
161 device_printf(dev, "ep_alloc() failed! (%d)\n", error);
166 sc->epb.prod_id = get_e(sc, EEPROM_PROD_ID);
167 if (!ep_pccard_card_attach(&sc->epb)) {
169 sc->epb.prod_id = get_e(sc, EEPROM_PROD_ID);
170 sc->epb.res_cfg = get_e(sc, EEPROM_RESOURCE_CFG);
171 if (!ep_pccard_card_attach(&sc->epb)) {
173 "Probe found ID, attach failed so ignore card!\n");
179 /* ROM size = 0, ROM base = 0 */
180 /* For now, ignore AUTO SELECT feature of 3C589B and later. */
181 outw(BASE + EP_W0_ADDRESS_CFG, get_e(sc, EEPROM_ADDR_CFG) & 0xc000);
183 /* Fake IRQ must be 3 */
184 outw(BASE + EP_W0_RESOURCE_CFG, (sc->epb.res_cfg & 0x0fff) | 0x3000);
186 outw(BASE + EP_W0_PRODUCT_ID, sc->epb.prod_id);
188 if (sc->epb.mii_trans) {
190 * turn on the MII transciever
193 outw(BASE + EP_W3_OPTIONS, 0x8040);
195 outw(BASE + EP_W3_OPTIONS, 0xc040);
196 outw(BASE + EP_COMMAND, RX_RESET);
197 outw(BASE + EP_COMMAND, TX_RESET);
198 while (inw(BASE + EP_STATUS) & S_COMMAND_IN_PROGRESS);
200 outw(BASE + EP_W3_OPTIONS, 0x8040);
205 if ((error = ep_attach(sc))) {
206 device_printf(dev, "ep_attach() failed! (%d)\n", error);
210 if ((error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET, ep_intr,
211 sc, &sc->ep_intrhand))) {
212 device_printf(dev, "bus_setup_intr() failed! (%d)\n", error);
223 ep_pccard_detach(device_t dev)
225 struct ep_softc *sc = device_get_softc(dev);
228 device_printf(dev, "already unloaded\n");
231 sc->arpcom.ac_if.if_flags &= ~IFF_RUNNING;
232 ether_ifdetach(&sc->arpcom.ac_if, ETHER_BPF_SUPPORTED);
234 bus_teardown_intr(dev, sc->irq, sc->ep_intrhand);
239 static device_method_t ep_pccard_methods[] = {
240 /* Device interface */
241 DEVMETHOD(device_probe, ep_pccard_probe),
242 DEVMETHOD(device_attach, ep_pccard_attach),
243 DEVMETHOD(device_detach, ep_pccard_detach),
248 static driver_t ep_pccard_driver = {
251 sizeof(struct ep_softc),
254 extern devclass_t ep_devclass;
256 DRIVER_MODULE(ep, pccard, ep_pccard_driver, ep_devclass, 0, 0);