if_ep_pccard.c revision 119572
1/* 2 * Copyright (c) 1994 Herb Peyerl <hpeyerl@novatel.ca> 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 * 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. 18 * 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. 29 */ 30 31#include <sys/cdefs.h> 32__FBSDID("$FreeBSD: head/sys/dev/ep/if_ep_pccard.c 119572 2003-08-30 08:10:58Z markm $"); 33 34/* 35 * Pccard support for 3C589 by: 36 * HAMADA Naoki 37 * nao@tom-yam.or.jp 38 */ 39 40#include <sys/cdefs.h> 41__FBSDID("$FreeBSD: head/sys/dev/ep/if_ep_pccard.c 119572 2003-08-30 08:10:58Z markm $"); 42 43#include <sys/param.h> 44#include <sys/systm.h> 45#include <sys/kernel.h> 46#include <sys/socket.h> 47#include <sys/module.h> 48#include <sys/bus.h> 49 50#include <machine/bus.h> 51#include <machine/resource.h> 52 53#include <net/ethernet.h> 54#include <net/if.h> 55#include <net/if_arp.h> 56#include <net/if_media.h> 57 58#include <dev/ep/if_epreg.h> 59#include <dev/ep/if_epvar.h> 60 61#include <dev/pccard/pccardvar.h> 62#include <dev/pccard/pccarddevs.h> 63 64#include "card_if.h" 65 66static const char *ep_pccard_identify(u_short id); 67 68/* 69 * Initialize the device - called from Slot manager. 70 */ 71static int 72ep_pccard_probe(device_t dev) 73{ 74 struct ep_softc *sc = device_get_softc(dev); 75 struct ep_board *epb = &sc->epb; 76 const char *desc; 77 u_int16_t result; 78 int error; 79 80 error = ep_alloc(dev); 81 if (error) 82 return (error); 83 84 /* 85 * XXX - Certain (newer?) 3Com cards need epb->cmd_off == 86 * 2. Sadly, you need to have a correct cmd_off in order to 87 * identify the card. So we have to hit it with both and 88 * cross our virtual fingers. There's got to be a better way 89 * to do this. jyoung@accessus.net 09/11/1999 90 */ 91 92 epb->cmd_off = 0; 93 94 /* XXX check return */ 95 error = get_e(sc, EEPROM_PROD_ID, &result); 96 epb->prod_id = result; 97 98 if ((desc = ep_pccard_identify(epb->prod_id)) == NULL) { 99 if (bootverbose) 100 device_printf(dev, "Pass 1 of 2 detection " 101 "failed (nonfatal) id 0x%x\n", epb->prod_id); 102 epb->cmd_off = 2; 103 /* XXX check return */ 104 error = get_e(sc, EEPROM_PROD_ID, &result); 105 epb->prod_id = result; 106 if ((desc = ep_pccard_identify(epb->prod_id)) == NULL) { 107 device_printf(dev, "Unit failed to come ready or " 108 "product ID unknown! (id 0x%x)\n", epb->prod_id); 109 ep_free(dev); 110 return (ENXIO); 111 } 112 } 113 device_set_desc(dev, desc); 114 115 /* 116 * For some reason the 3c574 needs this. 117 */ 118 error = ep_get_macaddr(sc, (u_char *)&sc->arpcom.ac_enaddr); 119 120 ep_free(dev); 121 return (0); 122} 123 124static const char * 125ep_pccard_identify(u_short id) 126{ 127 /* Determine device type and associated MII capabilities */ 128 switch (id) { 129 case 0x6055: /* 3C556 */ 130 return ("3Com 3C556"); 131 case 0x4057: /* 3C574 */ 132 return ("3Com 3C574"); 133 case 0x4b57: /* 3C574B */ 134 return ("3Com 3C574B, Megahertz 3CCFE574BT or " 135 "Fast Etherlink 3C574-TX"); 136 case 0x2b57: /* 3CXSH572BT */ 137 return ("3Com OfficeConnect 572BT"); 138 case 0x9058: /* 3C589 */ 139 return ("3Com Etherlink III 3C589"); 140 case 0x2056: /* 3C562/3C563 */ 141 return ("3Com 3C562D/3C563D"); 142 case 0x0010: /* 3C1 */ 143 return ("3Com Megahertz C1"); 144 default: 145 return (NULL); 146 } 147} 148 149static int 150ep_pccard_card_attach(struct ep_board * epb) 151{ 152 /* Determine device type and associated MII capabilities */ 153 switch (epb->prod_id) { 154 case 0x6055: /* 3C556 */ 155 case 0x2b57: /* 3C572BT */ 156 case 0x4057: /* 3C574 */ 157 case 0x4b57: /* 3C574B */ 158 case 0x0010: /* 3C1 */ 159 epb->mii_trans = 1; 160 return (1); 161 case 0x2056: /* 3C562D/3C563D */ 162 case 0x9058: /* 3C589 */ 163 epb->mii_trans = 0; 164 return (1); 165 default: 166 return (0); 167 } 168} 169 170static int 171ep_pccard_attach(device_t dev) 172{ 173 struct ep_softc *sc = device_get_softc(dev); 174 u_int16_t result; 175 int error = 0; 176 177 if ((error = ep_alloc(dev))) { 178 device_printf(dev, "ep_alloc() failed! (%d)\n", error); 179 goto bad; 180 } 181 sc->epb.cmd_off = 0; 182 183 /* XXX check return */ 184 error = get_e(sc, EEPROM_PROD_ID, &result); 185 sc->epb.prod_id = result; 186 187 if (!ep_pccard_card_attach(&sc->epb)) { 188 sc->epb.cmd_off = 2; 189 error = get_e(sc, EEPROM_PROD_ID, &result); 190 sc->epb.prod_id = result; 191 error = get_e(sc, EEPROM_RESOURCE_CFG, &result); 192 sc->epb.res_cfg = result; 193 if (!ep_pccard_card_attach(&sc->epb)) { 194 device_printf(dev, 195 "Probe found ID, attach failed so ignore card!\n"); 196 error = ENXIO; 197 goto bad; 198 } 199 } 200 error = get_e(sc, EEPROM_ADDR_CFG, &result); 201 202 /* ROM size = 0, ROM base = 0 */ 203 /* For now, ignore AUTO SELECT feature of 3C589B and later. */ 204 outw(BASE + EP_W0_ADDRESS_CFG, result & 0xc000); 205 206 /* Fake IRQ must be 3 */ 207 outw(BASE + EP_W0_RESOURCE_CFG, (sc->epb.res_cfg & 0x0fff) | 0x3000); 208 209 outw(BASE + EP_W0_PRODUCT_ID, sc->epb.prod_id); 210 211 if (sc->epb.mii_trans) { 212 /* 213 * turn on the MII transciever 214 */ 215 GO_WINDOW(3); 216 outw(BASE + EP_W3_OPTIONS, 0x8040); 217 DELAY(1000); 218 outw(BASE + EP_W3_OPTIONS, 0xc040); 219 outw(BASE + EP_COMMAND, RX_RESET); 220 outw(BASE + EP_COMMAND, TX_RESET); 221 while (inw(BASE + EP_STATUS) & S_COMMAND_IN_PROGRESS); 222 DELAY(1000); 223 outw(BASE + EP_W3_OPTIONS, 0x8040); 224 } else 225 ep_get_media(sc); 226 227 if ((error = ep_attach(sc))) { 228 device_printf(dev, "ep_attach() failed! (%d)\n", error); 229 goto bad; 230 } 231 if ((error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET, ep_intr, 232 sc, &sc->ep_intrhand))) { 233 device_printf(dev, "bus_setup_intr() failed! (%d)\n", error); 234 goto bad; 235 } 236 return (0); 237bad: 238 ep_free(dev); 239 return (error); 240} 241 242static const struct pccard_product ep_pccard_products[] = { 243 PCMCIA_CARD(3COM, 3C1, 0), 244 PCMCIA_CARD(3COM, 3C562, 0), 245 PCMCIA_CARD(3COM, 3C574, 0), /* ROADRUNNER */ 246 PCMCIA_CARD(3COM, 3C589, 0), 247 PCMCIA_CARD(3COM, 3CCFEM556BI, 0), /* ROADRUNNER */ 248 PCMCIA_CARD(3COM, 3CXEM556, 0), 249 PCMCIA_CARD(3COM, 3CXEM556INT, 0), 250 {NULL} 251}; 252 253static int 254ep_pccard_match(device_t dev) 255{ 256 const struct pccard_product *pp; 257 258 if ((pp = pccard_product_lookup(dev, ep_pccard_products, 259 sizeof(ep_pccard_products[0]), NULL)) != NULL) { 260 if (pp->pp_name != NULL) 261 device_set_desc(dev, pp->pp_name); 262 return 0; 263 } 264 return EIO; 265} 266 267static device_method_t ep_pccard_methods[] = { 268 /* Device interface */ 269 DEVMETHOD(device_probe, pccard_compat_probe), 270 DEVMETHOD(device_attach, pccard_compat_attach), 271 DEVMETHOD(device_detach, ep_detach), 272 273 /* Card interface */ 274 DEVMETHOD(card_compat_match, ep_pccard_match), 275 DEVMETHOD(card_compat_probe, ep_pccard_probe), 276 DEVMETHOD(card_compat_attach, ep_pccard_attach), 277 278 {0, 0} 279}; 280 281static driver_t ep_pccard_driver = { 282 "ep", 283 ep_pccard_methods, 284 sizeof(struct ep_softc), 285}; 286 287extern devclass_t ep_devclass; 288 289DRIVER_MODULE(ep, pccard, ep_pccard_driver, ep_devclass, 0, 0); 290