if_fe_pccard.c revision 65832
165832Snyan/* 265832Snyan * All Rights Reserved, Copyright (C) Fujitsu Limited 1995 365832Snyan * 465832Snyan * This software may be used, modified, copied, distributed, and sold, in 565832Snyan * both source and binary form provided that the above copyright, these 665832Snyan * terms and the following disclaimer are retained. The name of the author 765832Snyan * and/or the contributor may not be used to endorse or promote products 865832Snyan * derived from this software without specific prior written permission. 965832Snyan * 1065832Snyan * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND THE CONTRIBUTOR ``AS IS'' AND 1165832Snyan * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1265832Snyan * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1365832Snyan * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR THE CONTRIBUTOR BE LIABLE 1465832Snyan * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1565832Snyan * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 1665832Snyan * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION. 1765832Snyan * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 1865832Snyan * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 1965832Snyan * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2065832Snyan * SUCH DAMAGE. 2165832Snyan * 2265832Snyan * $FreeBSD: head/sys/dev/fe/if_fe_pccard.c 65832 2000-09-14 12:02:07Z nyan $ 2365832Snyan */ 2465832Snyan 2565832Snyan#include "opt_fe.h" 2665832Snyan#include "opt_inet.h" 2765832Snyan#include "opt_ipx.h" 2865832Snyan 2965832Snyan#include <sys/param.h> 3065832Snyan#include <sys/systm.h> 3165832Snyan#include <sys/kernel.h> 3265832Snyan#include <sys/select.h> 3365832Snyan#include <sys/socket.h> 3465832Snyan#include <sys/sockio.h> 3565832Snyan#include <sys/mbuf.h> 3665832Snyan#include <sys/module.h> 3765832Snyan#include <machine/clock.h> 3865832Snyan 3965832Snyan#include <sys/bus.h> 4065832Snyan#include <machine/bus.h> 4165832Snyan#include <sys/rman.h> 4265832Snyan#include <machine/resource.h> 4365832Snyan 4465832Snyan#include <net/ethernet.h> 4565832Snyan#include <net/if.h> 4665832Snyan#include <net/if_dl.h> 4765832Snyan#include <net/if_mib.h> 4865832Snyan#include <net/if_media.h> 4965832Snyan#include <net/if_types.h> 5065832Snyan 5165832Snyan#include <netinet/in.h> 5265832Snyan#include <netinet/if_ether.h> 5365832Snyan 5465832Snyan#include <net/bpf.h> 5565832Snyan 5665832Snyan#include <i386/isa/ic/mb86960.h> 5765832Snyan#include <dev/fe/if_fereg.h> 5865832Snyan#include <dev/fe/if_fevar.h> 5965832Snyan 6065832Snyan#include <dev/pccard/pccardvar.h> 6165832Snyan#include <pccard/cardinfo.h> 6265832Snyan#include <pccard/slot.h> 6365832Snyan 6465832Snyan/* 6565832Snyan * PC-Card (PCMCIA) specific code. 6665832Snyan */ 6765832Snyanstatic int fe_pccard_probe(device_t); 6865832Snyanstatic int fe_pccard_attach(device_t); 6965832Snyanstatic int fe_pccard_detach(device_t); 7065832Snyan 7165832Snyanstatic device_method_t fe_pccard_methods[] = { 7265832Snyan /* Device interface */ 7365832Snyan DEVMETHOD(device_probe, fe_pccard_probe), 7465832Snyan DEVMETHOD(device_attach, fe_pccard_attach), 7565832Snyan DEVMETHOD(device_detach, fe_pccard_detach), 7665832Snyan 7765832Snyan { 0, 0 } 7865832Snyan}; 7965832Snyan 8065832Snyanstatic driver_t fe_pccard_driver = { 8165832Snyan "fe", 8265832Snyan fe_pccard_methods, 8365832Snyan sizeof (struct fe_softc) 8465832Snyan}; 8565832Snyan 8665832SnyanDRIVER_MODULE(fe, pccard, fe_pccard_driver, fe_devclass, 0, 0); 8765832Snyan 8865832Snyan 8965832Snyanstatic int fe_probe_mbh(device_t); 9065832Snyanstatic int fe_probe_tdk(device_t); 9165832Snyan 9265832Snyan/* 9365832Snyan * Initialize the device - called from Slot manager. 9465832Snyan */ 9565832Snyanstatic int 9665832Snyanfe_pccard_probe(device_t dev) 9765832Snyan{ 9865832Snyan struct fe_softc *sc; 9965832Snyan int error; 10065832Snyan 10165832Snyan /* Prepare for the device probe process. */ 10265832Snyan sc = device_get_softc(dev); 10365832Snyan sc->sc_unit = device_get_unit(dev); 10465832Snyan 10565832Snyan pccard_get_ether(dev, sc->sc_enaddr); 10665832Snyan 10765832Snyan /* Probe for supported cards. */ 10865832Snyan if ((error = fe_probe_mbh(dev)) == 0) 10965832Snyan goto end; 11065832Snyan fe_release_resource(dev); 11165832Snyan 11265832Snyan if ((error = fe_probe_tdk(dev)) == 0) 11365832Snyan goto end; 11465832Snyan fe_release_resource(dev); 11565832Snyan 11665832Snyanend: 11765832Snyan if (error == 0) 11865832Snyan error = fe_alloc_irq(dev, 0); 11965832Snyan 12065832Snyan fe_release_resource(dev); 12165832Snyan return (error); 12265832Snyan} 12365832Snyan 12465832Snyanstatic int 12565832Snyanfe_pccard_attach(device_t dev) 12665832Snyan{ 12765832Snyan struct fe_softc *sc = device_get_softc(dev); 12865832Snyan 12965832Snyan if (sc->port_used) 13065832Snyan fe_alloc_port(dev, sc->port_used); 13165832Snyan fe_alloc_irq(dev, 0); 13265832Snyan 13365832Snyan return fe_attach(dev); 13465832Snyan} 13565832Snyan 13665832Snyan/* 13765832Snyan * feunload - unload the driver and clear the table. 13865832Snyan * XXX TODO: 13965832Snyan * This is usually called when the card is ejected, but 14065832Snyan * can be caused by a modunload of a controller driver. 14165832Snyan * The idea is to reset the driver's view of the device 14265832Snyan * and ensure that any driver entry points such as 14365832Snyan * read and write do not hang. 14465832Snyan */ 14565832Snyanstatic int 14665832Snyanfe_pccard_detach(device_t dev) 14765832Snyan{ 14865832Snyan struct fe_softc *sc = device_get_softc(dev); 14965832Snyan struct ifnet *ifp = &sc->arpcom.ac_if; 15065832Snyan 15165832Snyan fe_stop(sc); 15265832Snyan ether_ifdetach(ifp, ETHER_BPF_SUPPORTED); 15365832Snyan bus_teardown_intr(dev, sc->irq_res, sc->irq_handle); 15465832Snyan fe_release_resource(dev); 15565832Snyan 15665832Snyan return 0; 15765832Snyan} 15865832Snyan 15965832Snyan 16065832Snyan/* 16165832Snyan * Probe and initialization for Fujitsu MBH10302 PCMCIA Ethernet interface. 16265832Snyan * Note that this is for 10302 only; MBH10304 is handled by fe_probe_tdk(). 16365832Snyan */ 16465832Snyanstatic void 16565832Snyanfe_init_mbh(struct fe_softc *sc) 16665832Snyan{ 16765832Snyan /* Minimal initialization of 86960. */ 16865832Snyan DELAY(200); 16965832Snyan fe_outb(sc, FE_DLCR6, sc->proto_dlcr6 | FE_D6_DLC_DISABLE); 17065832Snyan DELAY(200); 17165832Snyan 17265832Snyan /* Disable all interrupts. */ 17365832Snyan fe_outb(sc, FE_DLCR2, 0); 17465832Snyan fe_outb(sc, FE_DLCR3, 0); 17565832Snyan 17665832Snyan /* Enable master interrupt flag. */ 17765832Snyan fe_outb(sc, FE_MBH0, FE_MBH0_MAGIC | FE_MBH0_INTR_ENABLE); 17865832Snyan} 17965832Snyan 18065832Snyanstatic int 18165832Snyanfe_probe_mbh(device_t dev) 18265832Snyan{ 18365832Snyan struct fe_softc *sc = device_get_softc(dev); 18465832Snyan 18565832Snyan static struct fe_simple_probe_struct probe_table [] = { 18665832Snyan { FE_DLCR2, 0x58, 0x00 }, 18765832Snyan { FE_DLCR4, 0x08, 0x00 }, 18865832Snyan { FE_DLCR6, 0xFF, 0xB6 }, 18965832Snyan { 0 } 19065832Snyan }; 19165832Snyan 19265832Snyan /* MBH10302 occupies 32 I/O addresses. */ 19365832Snyan if (fe_alloc_port(dev, 32)) 19465832Snyan return ENXIO; 19565832Snyan 19665832Snyan /* Ethernet MAC address should *NOT* have been given by pccardd, 19765832Snyan if this is a true MBH10302; i.e., Ethernet address must be 19865832Snyan "all-zero" upon entry. */ 19965832Snyan if (sc->sc_enaddr[0] || sc->sc_enaddr[1] || sc->sc_enaddr[2] || 20065832Snyan sc->sc_enaddr[3] || sc->sc_enaddr[4] || sc->sc_enaddr[5]) 20165832Snyan return ENXIO; 20265832Snyan 20365832Snyan /* Fill the softc struct with default values. */ 20465832Snyan fe_softc_defaults(sc); 20565832Snyan 20665832Snyan /* 20765832Snyan * See if MBH10302 is on its address. 20865832Snyan * I'm not sure the following probe code works. FIXME. 20965832Snyan */ 21065832Snyan if (!fe_simple_probe(sc, probe_table)) 21165832Snyan return ENXIO; 21265832Snyan 21365832Snyan /* Get our station address from EEPROM. */ 21465832Snyan fe_inblk(sc, FE_MBH10, sc->sc_enaddr, ETHER_ADDR_LEN); 21565832Snyan 21665832Snyan /* Make sure we got a valid station address. */ 21765832Snyan if (!valid_Ether_p(sc->sc_enaddr, 0)) 21865832Snyan return ENXIO; 21965832Snyan 22065832Snyan /* Determine the card type. */ 22165832Snyan sc->type = FE_TYPE_MBH; 22265832Snyan sc->typestr = "MBH10302 (PCMCIA)"; 22365832Snyan 22465832Snyan /* We seems to need our own IDENT bits... FIXME. */ 22565832Snyan sc->proto_dlcr7 = FE_D7_BYTSWP_LH | FE_D7_IDENT_NICE; 22665832Snyan 22765832Snyan /* Setup hooks. We need a special initialization procedure. */ 22865832Snyan sc->init = fe_init_mbh; 22965832Snyan 23065832Snyan return 0; 23165832Snyan} 23265832Snyan 23365832Snyan/* 23465832Snyan * Probe and initialization for TDK/CONTEC PCMCIA Ethernet interface. 23565832Snyan * by MASUI Kenji <masui@cs.titech.ac.jp> 23665832Snyan * 23765832Snyan * (Contec uses TDK Ethenet chip -- hosokawa) 23865832Snyan * 23965832Snyan * This version of fe_probe_tdk has been rewrote to handle 24065832Snyan * *generic* PC card implementation of Fujitsu MB8696x family. The 24165832Snyan * name _tdk is just for a historical reason. :-) 24265832Snyan */ 24365832Snyanstatic int 24465832Snyanfe_probe_tdk (device_t dev) 24565832Snyan{ 24665832Snyan struct fe_softc *sc = device_get_softc(dev); 24765832Snyan 24865832Snyan static struct fe_simple_probe_struct probe_table [] = { 24965832Snyan { FE_DLCR2, 0x50, 0x00 }, 25065832Snyan { FE_DLCR4, 0x08, 0x00 }, 25165832Snyan /* { FE_DLCR5, 0x80, 0x00 }, Does not work well. */ 25265832Snyan { 0 } 25365832Snyan }; 25465832Snyan 25565832Snyan /* C-NET(PC)C occupies 16 I/O addresses. */ 25665832Snyan if (fe_alloc_port(dev, 16)) 25765832Snyan return ENXIO; 25865832Snyan 25965832Snyan /* Fill the softc struct with default values. */ 26065832Snyan fe_softc_defaults(sc); 26165832Snyan 26265832Snyan /* 26365832Snyan * See if C-NET(PC)C is on its address. 26465832Snyan */ 26565832Snyan if (!fe_simple_probe(sc, probe_table)) 26665832Snyan return ENXIO; 26765832Snyan 26865832Snyan /* Determine the card type. */ 26965832Snyan sc->type = FE_TYPE_TDK; 27065832Snyan sc->typestr = "Generic MB8696x/78Q837x Ethernet (PCMCIA)"; 27165832Snyan 27265832Snyan /* Make sure we got a valid station address. */ 27365832Snyan if (!valid_Ether_p(sc->sc_enaddr, 0)) 27465832Snyan return ENXIO; 27565832Snyan 27665832Snyan return 0; 27765832Snyan} 278