/* * Copyright (c) 1994 Herb Peyerl * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Herb Peyerl. * 4. The name of Herb Peyerl may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD$ */ /* * Pccard support for 3C589 by: * HAMADA Naoki * nao@tom-yam.or.jp */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static const char *ep_pccard_identify(u_short id); /* * Initialize the device - called from Slot manager. */ static int ep_pccard_probe(device_t dev) { struct ep_softc * sc = device_get_softc(dev); struct ep_board * epb = &sc->epb; const char * desc; int error; error = ep_alloc(dev); if (error) return error; /* * XXX - Certain (newer?) 3Com cards need epb->cmd_off == * 2. Sadly, you need to have a correct cmd_off in order to * identify the card. So we have to hit it with both and * cross our virtual fingers. There's got to be a better way * to do this. jyoung@accessus.net 09/11/1999 */ epb->cmd_off = 0; epb->prod_id = get_e(sc, EEPROM_PROD_ID); if ((desc = ep_pccard_identify(epb->prod_id)) == NULL) { if (bootverbose) device_printf(dev, "Pass 1 of 2 detection " "failed (nonfatal)\n"); epb->cmd_off = 2; epb->prod_id = get_e(sc, EEPROM_PROD_ID); if ((desc = ep_pccard_identify(epb->prod_id)) == NULL) { device_printf(dev, "Unit failed to come ready or " "product ID unknown! (id 0x%x)\n", epb->prod_id); ep_free(dev); return (ENXIO); } } device_set_desc(dev, desc); ep_free(dev); return (0); } static const char * ep_pccard_identify(u_short id) { /* Determine device type and associated MII capabilities */ switch (id) { case 0x6055: /* 3C556 */ return ("3Com 3C556"); case 0x4057: /* 3C574 */ return ("3Com 3C574"); case 0x4b57: /* 3C574B */ return ("3Com 3C574B, Megahertz 3CCFE574BT or " "Fast Etherlink 3C574-TX"); case 0x9058: /* 3C589 */ return ("3Com Etherlink III 3C589"); case 0x2056: /* 3C562/3C563 */ return ("3Com 3C562D/3C563D"); } return (NULL); } static int ep_pccard_card_attach(struct ep_board *epb) { /* Determine device type and associated MII capabilities */ switch (epb->prod_id) { case 0x6055: /* 3C556 */ epb->mii_trans = 1; return (1); case 0x4057: /* 3C574 */ epb->mii_trans = 1; return (1); case 0x4b57: /* 3C574B */ epb->mii_trans = 1; return (1); case 0x2056: /* 3C562D/3C563D */ case 0x9058: /* 3C589 */ epb->mii_trans = 0; return (1); } return (0); } static int ep_pccard_attach(device_t dev) { struct ep_softc * sc = device_get_softc(dev); int error = 0; if ((error = ep_alloc(dev))) { device_printf(dev, "ep_alloc() failed! (%d)\n", error); goto bad; } sc->epb.cmd_off = 0; sc->epb.prod_id = get_e(sc, EEPROM_PROD_ID); if (!ep_pccard_card_attach(&sc->epb)) { sc->epb.cmd_off = 2; sc->epb.prod_id = get_e(sc, EEPROM_PROD_ID); sc->epb.res_cfg = get_e(sc, EEPROM_RESOURCE_CFG); if (!ep_pccard_card_attach(&sc->epb)) { device_printf(dev, "Probe found ID, attach failed so ignore card!\n"); error = ENXIO; goto bad; } } /* ROM size = 0, ROM base = 0 */ /* For now, ignore AUTO SELECT feature of 3C589B and later. */ outw(BASE + EP_W0_ADDRESS_CFG, get_e(sc, EEPROM_ADDR_CFG) & 0xc000); /* Fake IRQ must be 3 */ outw(BASE + EP_W0_RESOURCE_CFG, (sc->epb.res_cfg & 0x0fff) | 0x3000); outw(BASE + EP_W0_PRODUCT_ID, sc->epb.prod_id); if (sc->epb.mii_trans) { /* * turn on the MII transciever */ GO_WINDOW(3); outw(BASE + EP_W3_OPTIONS, 0x8040); DELAY(1000); outw(BASE + EP_W3_OPTIONS, 0xc040); outw(BASE + EP_COMMAND, RX_RESET); outw(BASE + EP_COMMAND, TX_RESET); while (inw(BASE + EP_STATUS) & S_COMMAND_IN_PROGRESS); DELAY(1000); outw(BASE + EP_W3_OPTIONS, 0x8040); } else { ep_get_media(sc); } if ((error = ep_attach(sc))) { device_printf(dev, "ep_attach() failed! (%d)\n", error); goto bad; } if ((error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET, ep_intr, sc, &sc->ep_intrhand))) { device_printf(dev, "bus_setup_intr() failed! (%d)\n", error); goto bad; } return (0); bad: ep_free(dev); return (error); } static int ep_pccard_detach(device_t dev) { struct ep_softc *sc = device_get_softc(dev); printf("detach\n"); if (sc->gone) { device_printf(dev, "already unloaded\n"); return (0); } sc->arpcom.ac_if.if_flags &= ~IFF_RUNNING; if_detach(&sc->arpcom.ac_if); sc->gone = 1; bus_teardown_intr(dev, sc->irq, sc->ep_intrhand); ep_free(dev); device_printf(dev, "unload\n"); return (0); } static device_method_t ep_pccard_methods[] = { /* Device interface */ DEVMETHOD(device_probe, ep_pccard_probe), DEVMETHOD(device_attach, ep_pccard_attach), DEVMETHOD(device_detach, ep_pccard_detach), { 0, 0 } }; static driver_t ep_pccard_driver = { "ep", ep_pccard_methods, sizeof(struct ep_softc), }; extern devclass_t ep_devclass; DRIVER_MODULE(ep, pccard, ep_pccard_driver, ep_devclass, 0, 0);