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 $
34 * Pccard support for 3C589 by:
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/kernel.h>
42 #include <sys/socket.h>
44 #include <sys/module.h>
47 #include <machine/bus.h>
48 #include <machine/resource.h>
51 #include <net/ethernet.h>
53 #include <net/if_arp.h>
54 #include <net/if_media.h>
56 #include <machine/clock.h>
58 #include <dev/ep/if_epreg.h>
59 #include <dev/ep/if_epvar.h>
61 static const char *ep_pccard_identify(u_short id);
64 * Initialize the device - called from Slot manager.
67 ep_pccard_probe(device_t dev)
69 struct ep_softc * sc = device_get_softc(dev);
70 struct ep_board * epb = &sc->epb;
74 error = ep_alloc(dev);
79 * XXX - Certain (newer?) 3Com cards need epb->cmd_off ==
80 * 2. Sadly, you need to have a correct cmd_off in order to
81 * identify the card. So we have to hit it with both and
82 * cross our virtual fingers. There's got to be a better way
83 * to do this. jyoung@accessus.net 09/11/1999
87 epb->prod_id = get_e(sc, EEPROM_PROD_ID);
88 if ((desc = ep_pccard_identify(epb->prod_id)) == NULL) {
90 device_printf(dev, "Pass 1 of 2 detection "
91 "failed (nonfatal)\n");
93 epb->prod_id = get_e(sc, EEPROM_PROD_ID);
94 if ((desc = ep_pccard_identify(epb->prod_id)) == NULL) {
95 device_printf(dev, "Unit failed to come ready or "
96 "product ID unknown! (id 0x%x)\n", epb->prod_id);
101 device_set_desc(dev, desc);
104 * For some reason the 3c574 needs this.
106 ep_get_macaddr(sc, (u_char *)&sc->arpcom.ac_enaddr);
113 ep_pccard_identify(u_short id)
115 /* Determine device type and associated MII capabilities */
117 case 0x6055: /* 3C556 */
118 return ("3Com 3C556");
119 case 0x4057: /* 3C574 */
120 return ("3Com 3C574");
121 case 0x4b57: /* 3C574B */
122 return ("3Com 3C574B, Megahertz 3CCFE574BT or "
123 "Fast Etherlink 3C574-TX");
124 case 0x2b57: /* 3CXSH572BT */
125 return ("3Com OfficeConnect 572BT");
126 case 0x9058: /* 3C589 */
127 return ("3Com Etherlink III 3C589");
128 case 0x2056: /* 3C562/3C563 */
129 return ("3Com 3C562D/3C563D");
135 ep_pccard_card_attach(struct ep_board *epb)
137 /* Determine device type and associated MII capabilities */
138 switch (epb->prod_id) {
139 case 0x6055: /* 3C556 */
140 case 0x2b57: /* 3C572BT */
141 case 0x4057: /* 3C574 */
142 case 0x4b57: /* 3C574B */
145 case 0x2056: /* 3C562D/3C563D */
146 case 0x9058: /* 3C589 */
154 ep_pccard_attach(device_t dev)
156 struct ep_softc * sc = device_get_softc(dev);
159 if ((error = ep_alloc(dev))) {
160 device_printf(dev, "ep_alloc() failed! (%d)\n", error);
165 sc->epb.prod_id = get_e(sc, EEPROM_PROD_ID);
166 if (!ep_pccard_card_attach(&sc->epb)) {
168 sc->epb.prod_id = get_e(sc, EEPROM_PROD_ID);
169 sc->epb.res_cfg = get_e(sc, EEPROM_RESOURCE_CFG);
170 if (!ep_pccard_card_attach(&sc->epb)) {
172 "Probe found ID, attach failed so ignore card!\n");
178 /* ROM size = 0, ROM base = 0 */
179 /* For now, ignore AUTO SELECT feature of 3C589B and later. */
180 outw(BASE + EP_W0_ADDRESS_CFG, get_e(sc, EEPROM_ADDR_CFG) & 0xc000);
182 /* Fake IRQ must be 3 */
183 outw(BASE + EP_W0_RESOURCE_CFG, (sc->epb.res_cfg & 0x0fff) | 0x3000);
185 outw(BASE + EP_W0_PRODUCT_ID, sc->epb.prod_id);
187 if (sc->epb.mii_trans) {
189 * turn on the MII transciever
192 outw(BASE + EP_W3_OPTIONS, 0x8040);
194 outw(BASE + EP_W3_OPTIONS, 0xc040);
195 outw(BASE + EP_COMMAND, RX_RESET);
196 outw(BASE + EP_COMMAND, TX_RESET);
197 while (inw(BASE + EP_STATUS) & S_COMMAND_IN_PROGRESS);
199 outw(BASE + EP_W3_OPTIONS, 0x8040);
204 if ((error = ep_attach(sc))) {
205 device_printf(dev, "ep_attach() failed! (%d)\n", error);
209 if ((error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET, ep_intr,
210 sc, &sc->ep_intrhand))) {
211 device_printf(dev, "bus_setup_intr() failed! (%d)\n", error);
222 ep_pccard_detach(device_t dev)
224 struct ep_softc *sc = device_get_softc(dev);
227 device_printf(dev, "already unloaded\n");
230 sc->arpcom.ac_if.if_flags &= ~IFF_RUNNING;
231 ether_ifdetach(&sc->arpcom.ac_if, ETHER_BPF_SUPPORTED);
233 bus_teardown_intr(dev, sc->irq, sc->ep_intrhand);
238 static device_method_t ep_pccard_methods[] = {
239 /* Device interface */
240 DEVMETHOD(device_probe, ep_pccard_probe),
241 DEVMETHOD(device_attach, ep_pccard_attach),
242 DEVMETHOD(device_detach, ep_pccard_detach),
247 static driver_t ep_pccard_driver = {
250 sizeof(struct ep_softc),
253 extern devclass_t ep_devclass;
255 DRIVER_MODULE(ep, pccard, ep_pccard_driver, ep_devclass, 0, 0);