f246e4a17f
network layer (ether). - Don't abuse module names to facilitate ifconfig module loading; such abuse isn't really needed. (And if we do need type information associated with a module then we should make it explicit and not use hacks.)
534 lines
15 KiB
C
534 lines
15 KiB
C
/*
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* Copyright (c) 1995, David Greenman
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include "opt_ed.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/socket.h>
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#include <sys/kernel.h>
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#include <sys/conf.h>
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#include <sys/uio.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <machine/bus.h>
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#include <sys/rman.h>
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#include <machine/resource.h>
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#include <net/ethernet.h>
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#include <net/if.h>
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#include <net/if_arp.h>
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#include <net/if_mib.h>
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#include <net/if_media.h>
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#include <dev/ed/if_edreg.h>
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#include <dev/ed/if_edvar.h>
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#include <dev/pccard/pccardvar.h>
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#include <dev/pccard/pccarddevs.h>
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#ifndef ED_NO_MIIBUS
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#include <dev/mii/mii.h>
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#include <dev/mii/miivar.h>
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#endif
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#include "card_if.h"
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#ifndef ED_NO_MIIBUS
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/* "device miibus" required. See GENERIC if you get errors here. */
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#include "miibus_if.h"
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MODULE_DEPEND(ed, miibus, 1, 1, 1);
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#endif
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MODULE_DEPEND(ed, ether, 1, 1, 1);
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MODULE_DEPEND(ed, pccard, 1, 1, 1);
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/*
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* PC-Card (PCMCIA) specific code.
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*/
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static int ed_pccard_match(device_t);
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static int ed_pccard_probe(device_t);
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static int ed_pccard_attach(device_t);
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static int ed_pccard_detach(device_t);
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static int ed_pccard_Linksys(device_t dev);
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static int ed_pccard_ax88190(device_t dev);
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static void ax88190_geteprom(struct ed_softc *);
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static int ed_pccard_memwrite(device_t dev, off_t offset, u_char byte);
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#ifndef ED_NO_MIIBUS
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static void ed_pccard_dlink_mii_reset(struct ed_softc *sc);
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static u_int ed_pccard_dlink_mii_readbits(struct ed_softc *sc, int nbits);
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static void ed_pccard_dlink_mii_writebits(struct ed_softc *sc, u_int val,
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int nbits);
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#endif
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/*
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* ed_pccard_detach - unload the driver and clear the table.
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* XXX TODO:
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* This is usually called when the card is ejected, but
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* can be caused by a modunload of a controller driver.
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* The idea is to reset the driver's view of the device
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* and ensure that any driver entry points such as
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* read and write do not hang.
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*/
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static int
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ed_pccard_detach(device_t dev)
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{
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struct ed_softc *sc = device_get_softc(dev);
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struct ifnet *ifp = &sc->arpcom.ac_if;
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if (sc->gone) {
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device_printf(dev, "already unloaded\n");
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return (0);
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}
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ed_stop(sc);
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ifp->if_flags &= ~IFF_RUNNING;
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ether_ifdetach(ifp);
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sc->gone = 1;
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bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
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ed_release_resources(dev);
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return (0);
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}
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static const struct ed_product {
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struct pccard_product prod;
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int flags;
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#define NE2000DVF_DL10019 0x0001 /* chip is D-Link DL10019 */
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#define NE2000DVF_AX88190 0x0002 /* chip is ASIX AX88190 */
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} ed_pccard_products[] = {
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{ PCMCIA_CARD(ACCTON, EN2212, 0), 0},
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{ PCMCIA_CARD(ALLIEDTELESIS, LA_PCM, 0), 0},
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{ PCMCIA_CARD(AMBICOM, AMB8002T, 0), 0},
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{ PCMCIA_CARD(BILLIONTON, LNT10TN, 0), 0},
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{ PCMCIA_CARD(BILLIONTON, CFLT10N, 0), 0},
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{ PCMCIA_CARD(BUFFALO, LPC3_CLT, 0), 0},
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{ PCMCIA_CARD(BUFFALO, LPC_CF_CLT, 0), 0},
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{ PCMCIA_CARD(CNET, NE2000, 0), 0},
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{ PCMCIA_CARD(COMPEX, LINKPORT_ENET_B, 0), 0},
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{ PCMCIA_CARD(COREGA, ETHER_II_PCC_T, 0), 0},
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{ PCMCIA_CARD(COREGA, ETHER_II_PCC_TD, 0), 0},
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{ PCMCIA_CARD(COREGA, ETHER_PCC_T, 0), 0},
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{ PCMCIA_CARD(COREGA, ETHER_PCC_TD, 0), 0},
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{ PCMCIA_CARD(COREGA, FAST_ETHER_PCC_TX, 0), NE2000DVF_DL10019 },
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{ PCMCIA_CARD(COREGA, FETHER_PCC_TXD, 0), NE2000DVF_AX88190 },
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{ PCMCIA_CARD(COREGA, FETHER_PCC_TXF, 0), NE2000DVF_DL10019 },
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{ PCMCIA_CARD(DAYNA, COMMUNICARD_E_1, 0), 0},
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{ PCMCIA_CARD(DAYNA, COMMUNICARD_E_2, 0), 0},
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{ PCMCIA_CARD(DIGITAL, DEPCMXX, 0), 0 },
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{ PCMCIA_CARD(DLINK, DE650, 0), 0},
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{ PCMCIA_CARD(DLINK, DE660, 0), 0 },
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{ PCMCIA_CARD(DLINK, DE660PLUS, 0), 0},
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{ PCMCIA_CARD(DLINK, DFE670TXD, 0), NE2000DVF_DL10019},
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{ PCMCIA_CARD(DYNALINK, L10C, 0), 0},
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{ PCMCIA_CARD(EDIMAX, EP4000A, 0), 0},
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{ PCMCIA_CARD(EPSON, EEN10B, 0), 0},
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{ PCMCIA_CARD(IBM, INFOMOVER, 0), 0},
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{ PCMCIA_CARD(IODATA, PCLAT, 0), 0},
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{ PCMCIA_CARD(IODATA, PCLATE, 0), 0},
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{ PCMCIA_CARD(KINGSTON, KNE2, 0), 0},
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{ PCMCIA_CARD(LANTECH, FASTNETTX, 0),NE2000DVF_AX88190 },
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{ PCMCIA_CARD(LINKSYS, COMBO_ECARD, 0), NE2000DVF_DL10019 },
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{ PCMCIA_CARD(LINKSYS, ECARD_1, 0), 0},
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{ PCMCIA_CARD(LINKSYS, ECARD_2, 0), 0},
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{ PCMCIA_CARD(LINKSYS, ETHERFAST, 0), NE2000DVF_DL10019 },
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{ PCMCIA_CARD(LINKSYS, PCM100, 0), 0},
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{ PCMCIA_CARD(LINKSYS, TRUST_COMBO_ECARD, 0), 0},
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{ PCMCIA_CARD(LINKSYS, ETHERFAST, 0), NE2000DVF_DL10019 },
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{ PCMCIA_CARD(MACNICA, ME1_JEIDA, 0), 0},
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{ PCMCIA_CARD(MELCO, LPC3_TX, 0), NE2000DVF_AX88190 },
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{ PCMCIA_CARD(NDC, ND5100_E, 0), 0},
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{ PCMCIA_CARD(NETGEAR, FA410TXC, 0), NE2000DVF_DL10019},
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{ PCMCIA_CARD(NETGEAR, FA411, 0), NE2000DVF_AX88190},
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{ PCMCIA_CARD(PLANET, SMARTCOM2000, 0), 0 },
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{ PCMCIA_CARD(PREMAX, PE200, 0), 0},
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{ PCMCIA_CARD(RPTI, EP400, 0), 0},
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{ PCMCIA_CARD(RPTI, EP401, 0), 0},
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{ PCMCIA_CARD(SMC, EZCARD, 0), 0},
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{ PCMCIA_CARD(SOCKET, EA_ETHER, 0), 0},
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{ PCMCIA_CARD(SOCKET, LP_ETHER, 0), 0},
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{ PCMCIA_CARD(SOCKET, LP_ETHER_CF, 0), 0},
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{ PCMCIA_CARD(SVEC, COMBOCARD, 0), 0},
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{ PCMCIA_CARD(SVEC, LANCARD, 0), 0},
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{ PCMCIA_CARD(SYNERGY21, S21810, 0), 0},
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{ PCMCIA_CARD(TELECOMDEVICE, TCD_HPC100, 0), NE2000DVF_AX88190 },
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{ PCMCIA_CARD(XIRCOM, CFE_10, 0), 0},
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{ PCMCIA_CARD(ZONET, ZEN, 0), 0},
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{ { NULL } }
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};
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static int
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ed_pccard_match(device_t dev)
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{
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const struct ed_product *pp;
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if ((pp = (const struct ed_product *) pccard_product_lookup(dev,
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(const struct pccard_product *) ed_pccard_products,
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sizeof(ed_pccard_products[0]), NULL)) != NULL) {
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if (pp->prod.pp_name != NULL)
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device_set_desc(dev, pp->prod.pp_name);
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if (pp->flags & NE2000DVF_DL10019)
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device_set_flags(dev, ED_FLAGS_LINKSYS);
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else if (pp->flags & NE2000DVF_AX88190)
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device_set_flags(dev, ED_FLAGS_AX88190);
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return (0);
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}
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return (EIO);
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}
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/*
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* Probe framework for pccards. Replicates the standard framework,
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* minus the pccard driver registration and ignores the ether address
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* supplied (from the CIS), relying on the probe to find it instead.
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*/
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static int
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ed_pccard_probe(device_t dev)
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{
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int error;
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int flags = device_get_flags(dev);
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if (ED_FLAGS_GETTYPE(flags) == ED_FLAGS_AX88190) {
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error = ed_pccard_ax88190(dev);
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goto end2;
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}
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error = ed_probe_Novell(dev, 0, flags);
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if (error == 0)
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goto end;
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ed_release_resources(dev);
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error = ed_probe_WD80x3(dev, 0, flags);
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if (error == 0)
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goto end;
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ed_release_resources(dev);
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goto end2;
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end:
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if (ED_FLAGS_GETTYPE(flags) & ED_FLAGS_LINKSYS)
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ed_pccard_Linksys(dev);
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end2:
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if (error == 0)
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error = ed_alloc_irq(dev, 0, 0);
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ed_release_resources(dev);
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return (error);
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}
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static int
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ed_pccard_attach(device_t dev)
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{
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int error;
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int flags = device_get_flags(dev);
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int i;
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struct ed_softc *sc = device_get_softc(dev);
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u_char sum;
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u_char ether_addr[ETHER_ADDR_LEN];
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if (sc->port_used > 0)
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ed_alloc_port(dev, sc->port_rid, sc->port_used);
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if (sc->mem_used)
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ed_alloc_memory(dev, sc->mem_rid, sc->mem_used);
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ed_alloc_irq(dev, sc->irq_rid, 0);
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error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
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edintr, sc, &sc->irq_handle);
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if (error) {
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printf("setup intr failed %d \n", error);
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ed_release_resources(dev);
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return (error);
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}
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if (sc->vendor != ED_VENDOR_LINKSYS) {
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pccard_get_ether(dev, ether_addr);
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for (i = 0, sum = 0; i < ETHER_ADDR_LEN; i++)
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sum |= ether_addr[i];
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if (sum)
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bcopy(ether_addr, sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
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}
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error = ed_attach(sc, device_get_unit(dev), flags);
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#ifndef ED_NO_MIIBUS
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if (error == 0 && sc->vendor == ED_VENDOR_LINKSYS) {
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/* Probe for an MII bus, but ignore errors. */
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ed_pccard_dlink_mii_reset(sc);
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sc->mii_readbits = ed_pccard_dlink_mii_readbits;
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sc->mii_writebits = ed_pccard_dlink_mii_writebits;
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mii_phy_probe(dev, &sc->miibus, ed_ifmedia_upd,
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ed_ifmedia_sts);
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}
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#endif
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return (error);
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}
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static void
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ax88190_geteprom(struct ed_softc *sc)
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{
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int prom[16],i;
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u_char tmp;
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struct {
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unsigned char offset, value;
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} pg_seq[] = {
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{ED_P0_CR, ED_CR_RD2|ED_CR_STP},/* Select Page0 */
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{ED_P0_DCR, 0x01},
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{ED_P0_RBCR0, 0x00}, /* Clear the count regs. */
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{ED_P0_RBCR1, 0x00},
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{ED_P0_IMR, 0x00}, /* Mask completion irq. */
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{ED_P0_ISR, 0xff},
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{ED_P0_RCR, ED_RCR_MON | ED_RCR_INTT}, /* Set To Monitor */
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{ED_P0_TCR, ED_TCR_LB0}, /* loopback mode. */
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{ED_P0_RBCR0, 32},
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{ED_P0_RBCR1, 0x00},
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{ED_P0_RSAR0, 0x00},
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{ED_P0_RSAR1, 0x04},
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{ED_P0_CR ,ED_CR_RD0 | ED_CR_STA},
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};
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/* Reset Card */
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tmp = ed_asic_inb(sc, ED_NOVELL_RESET);
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ed_asic_outb(sc, ED_NOVELL_RESET, tmp);
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DELAY(5000);
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ed_asic_outb(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_STP);
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DELAY(5000);
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/* Card Settings */
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for (i = 0; i < sizeof(pg_seq) / sizeof(pg_seq[0]); i++)
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ed_nic_outb(sc, pg_seq[i].offset, pg_seq[i].value);
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/* Get Data */
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for (i = 0; i < 16; i++)
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prom[i] = ed_asic_inb(sc, 0);
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sc->arpcom.ac_enaddr[0] = prom[0] & 0xff;
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sc->arpcom.ac_enaddr[1] = prom[0] >> 8;
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sc->arpcom.ac_enaddr[2] = prom[1] & 0xff;
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sc->arpcom.ac_enaddr[3] = prom[1] >> 8;
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sc->arpcom.ac_enaddr[4] = prom[2] & 0xff;
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sc->arpcom.ac_enaddr[5] = prom[2] >> 8;
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}
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static int
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ed_pccard_memwrite(device_t dev, off_t offset, u_char byte)
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{
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int cis_rid;
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struct resource *cis;
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cis_rid = 0;
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cis = bus_alloc_resource(dev, SYS_RES_MEMORY, &cis_rid, 0, ~0,
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4 << 10, RF_ACTIVE | RF_SHAREABLE);
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if (cis == NULL)
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return (ENXIO);
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CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY,
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cis_rid, PCCARD_A_MEM_ATTR);
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bus_space_write_1(rman_get_bustag(cis), rman_get_bushandle(cis),
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offset, byte);
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bus_deactivate_resource(dev, SYS_RES_MEMORY, cis_rid, cis);
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bus_release_resource(dev, SYS_RES_MEMORY, cis_rid, cis);
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return (0);
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}
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/*
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* Probe the Ethernet MAC addrees for PCMCIA Linksys EtherFast 10/100
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* and compatible cards (DL10019C Ethernet controller).
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*
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* Note: The PAO patches try to use more memory for the card, but that
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* seems to fail for my card. A future optimization would add this back
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* conditionally.
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*/
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static int
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ed_pccard_Linksys(device_t dev)
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{
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struct ed_softc *sc = device_get_softc(dev);
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u_char sum;
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int i;
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/*
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* Linksys registers(offset from ASIC base)
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*
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* 0x04-0x09 : Physical Address Register 0-5 (PAR0-PAR5)
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* 0x0A : Card ID Register (CIR)
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* 0x0B : Check Sum Register (SR)
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*/
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for (sum = 0, i = 0x04; i < 0x0c; i++)
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sum += ed_asic_inb(sc, i);
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if (sum != 0xff)
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return (0); /* invalid DL10019C */
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for (i = 0; i < ETHER_ADDR_LEN; i++) {
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sc->arpcom.ac_enaddr[i] = ed_asic_inb(sc, 0x04 + i);
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}
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ed_nic_outb(sc, ED_P0_DCR, ED_DCR_WTS | ED_DCR_FT1 | ED_DCR_LS);
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sc->isa16bit = 1;
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sc->vendor = ED_VENDOR_LINKSYS;
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sc->type = ED_TYPE_NE2000;
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sc->type_str = "Linksys";
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return (1);
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}
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/*
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* Special setup for AX88190
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*/
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static int
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ed_pccard_ax88190(device_t dev)
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{
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int error;
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int flags = device_get_flags(dev);
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int iobase;
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struct ed_softc *sc = device_get_softc(dev);
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/* Allocate the port resource during setup. */
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error = ed_alloc_port(dev, 0, ED_NOVELL_IO_PORTS);
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if (error)
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return (error);
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sc->asic_offset = ED_NOVELL_ASIC_OFFSET;
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sc->nic_offset = ED_NOVELL_NIC_OFFSET;
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sc->chip_type = ED_CHIP_TYPE_AX88190;
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/*
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* Set Attribute Memory IOBASE Register
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*/
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iobase = rman_get_start(sc->port_res);
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ed_pccard_memwrite(dev, ED_AX88190_IOBASE0, iobase & 0xff);
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ed_pccard_memwrite(dev, ED_AX88190_IOBASE1, (iobase >> 8) & 0xff);
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ax88190_geteprom(sc);
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ed_release_resources(dev);
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error = ed_probe_Novell(dev, 0, flags);
|
|
if (error == 0) {
|
|
sc->vendor = ED_VENDOR_PCCARD;
|
|
sc->type = ED_TYPE_NE2000;
|
|
sc->type_str = "AX88190";
|
|
}
|
|
return (error);
|
|
}
|
|
|
|
#ifndef ED_NO_MIIBUS
|
|
/* MII bit-twiddling routines for cards using Dlink chipset */
|
|
#define DLINK_MIISET(sc, x) ed_asic_outb(sc, ED_DLINK_MIIBUS, \
|
|
ed_asic_inb(sc, ED_DLINK_MIIBUS) | (x))
|
|
#define DLINK_MIICLR(sc, x) ed_asic_outb(sc, ED_DLINK_MIIBUS, \
|
|
ed_asic_inb(sc, ED_DLINK_MIIBUS) & ~(x))
|
|
|
|
static void
|
|
ed_pccard_dlink_mii_reset(sc)
|
|
struct ed_softc *sc;
|
|
{
|
|
ed_asic_outb(sc, ED_DLINK_MIIBUS, 0);
|
|
DELAY(10);
|
|
DLINK_MIISET(sc, ED_DLINK_MII_RESET2);
|
|
DELAY(10);
|
|
DLINK_MIISET(sc, ED_DLINK_MII_RESET1);
|
|
DELAY(10);
|
|
DLINK_MIICLR(sc, ED_DLINK_MII_RESET1);
|
|
DELAY(10);
|
|
DLINK_MIICLR(sc, ED_DLINK_MII_RESET2);
|
|
DELAY(10);
|
|
}
|
|
|
|
static void
|
|
ed_pccard_dlink_mii_writebits(sc, val, nbits)
|
|
struct ed_softc *sc;
|
|
u_int val;
|
|
int nbits;
|
|
{
|
|
int i;
|
|
|
|
DLINK_MIISET(sc, ED_DLINK_MII_DIROUT);
|
|
|
|
for (i = nbits - 1; i >= 0; i--) {
|
|
if ((val >> i) & 1)
|
|
DLINK_MIISET(sc, ED_DLINK_MII_DATAOUT);
|
|
else
|
|
DLINK_MIICLR(sc, ED_DLINK_MII_DATAOUT);
|
|
DELAY(10);
|
|
DLINK_MIISET(sc, ED_DLINK_MII_CLK);
|
|
DELAY(10);
|
|
DLINK_MIICLR(sc, ED_DLINK_MII_CLK);
|
|
DELAY(10);
|
|
}
|
|
}
|
|
|
|
static u_int
|
|
ed_pccard_dlink_mii_readbits(sc, nbits)
|
|
struct ed_softc *sc;
|
|
int nbits;
|
|
{
|
|
int i;
|
|
u_int val = 0;
|
|
|
|
DLINK_MIICLR(sc, ED_DLINK_MII_DIROUT);
|
|
|
|
for (i = nbits - 1; i >= 0; i--) {
|
|
DLINK_MIISET(sc, ED_DLINK_MII_CLK);
|
|
DELAY(10);
|
|
val <<= 1;
|
|
if (ed_asic_inb(sc, ED_DLINK_MIIBUS) & ED_DLINK_MII_DATATIN)
|
|
val++;
|
|
DLINK_MIICLR(sc, ED_DLINK_MII_CLK);
|
|
DELAY(10);
|
|
}
|
|
|
|
return val;
|
|
}
|
|
#endif
|
|
|
|
static device_method_t ed_pccard_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, pccard_compat_probe),
|
|
DEVMETHOD(device_attach, pccard_compat_attach),
|
|
DEVMETHOD(device_detach, ed_pccard_detach),
|
|
|
|
#ifndef ED_NO_MIIBUS
|
|
/* Bus interface */
|
|
DEVMETHOD(bus_child_detached, ed_child_detached),
|
|
|
|
/* MII interface */
|
|
DEVMETHOD(miibus_readreg, ed_miibus_readreg),
|
|
DEVMETHOD(miibus_writereg, ed_miibus_writereg),
|
|
#endif
|
|
|
|
/* Card interface */
|
|
DEVMETHOD(card_compat_match, ed_pccard_match),
|
|
DEVMETHOD(card_compat_probe, ed_pccard_probe),
|
|
DEVMETHOD(card_compat_attach, ed_pccard_attach),
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t ed_pccard_driver = {
|
|
"ed",
|
|
ed_pccard_methods,
|
|
sizeof(struct ed_softc)
|
|
};
|
|
|
|
DRIVER_MODULE(ed, pccard, ed_pccard_driver, ed_devclass, 0, 0);
|
|
#ifndef ED_NO_MIIBUS
|
|
DRIVER_MODULE(miibus, ed, miibus_driver, miibus_devclass, 0, 0);
|
|
#endif
|