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if_ne_pcmcia.c revision 1.127
      1 /*	$NetBSD: if_ne_pcmcia.c,v 1.127 2004/08/09 00:00:36 mycroft Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997 Marc Horowitz.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Marc Horowitz.
     17  * 4. The name of the author may not be used to endorse or promote products
     18  *    derived from this software without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 __KERNEL_RCSID(0, "$NetBSD: if_ne_pcmcia.c,v 1.127 2004/08/09 00:00:36 mycroft Exp $");
     34 
     35 #include <sys/param.h>
     36 #include <sys/systm.h>
     37 #include <sys/select.h>
     38 #include <sys/device.h>
     39 #include <sys/socket.h>
     40 
     41 #include <net/if_types.h>
     42 #include <net/if.h>
     43 #include <net/if_media.h>
     44 #include <net/if_ether.h>
     45 
     46 #include <machine/bus.h>
     47 #include <machine/intr.h>
     48 
     49 #include <dev/pcmcia/pcmciareg.h>
     50 #include <dev/pcmcia/pcmciavar.h>
     51 #include <dev/pcmcia/pcmciadevs.h>
     52 
     53 #include <dev/ic/dp8390reg.h>
     54 #include <dev/ic/dp8390var.h>
     55 
     56 #include <dev/ic/ne2000reg.h>
     57 #include <dev/ic/ne2000var.h>
     58 
     59 #include <dev/ic/rtl80x9reg.h>
     60 #include <dev/ic/rtl80x9var.h>
     61 
     62 #include <dev/ic/dl10019var.h>
     63 
     64 #include <dev/ic/ax88190reg.h>
     65 #include <dev/ic/ax88190var.h>
     66 
     67 int	ne_pcmcia_match __P((struct device *, struct cfdata *, void *));
     68 void	ne_pcmcia_attach __P((struct device *, struct device *, void *));
     69 int	ne_pcmcia_detach __P((struct device *, int));
     70 
     71 int	ne_pcmcia_enable __P((struct dp8390_softc *));
     72 void	ne_pcmcia_disable __P((struct dp8390_softc *));
     73 
     74 struct ne_pcmcia_softc {
     75 	struct ne2000_softc sc_ne2000;		/* real "ne2000" softc */
     76 
     77 	/* PCMCIA-specific goo */
     78 	struct pcmcia_io_handle sc_pcioh;	/* PCMCIA i/o information */
     79 	struct pcmcia_io_handle sc_pcioh2;	/* PCMCIA i/o information */
     80 	int sc_io_window;			/* i/o window */
     81 	int sc_io_window2;			/* i/o window */
     82 	struct pcmcia_function *sc_pf;		/* our PCMCIA function */
     83 	void *sc_ih;				/* interrupt handle */
     84 };
     85 
     86 u_int8_t *
     87 	ne_pcmcia_get_enaddr __P((struct ne_pcmcia_softc *, int,
     88 	    u_int8_t [ETHER_ADDR_LEN]));
     89 u_int8_t *
     90 	ne_pcmcia_dl10019_get_enaddr __P((struct ne_pcmcia_softc *,
     91 	    u_int8_t [ETHER_ADDR_LEN]));
     92 int	ne_pcmcia_ax88190_set_iobase __P((struct ne_pcmcia_softc *));
     93 
     94 CFATTACH_DECL(ne_pcmcia, sizeof(struct ne_pcmcia_softc),
     95     ne_pcmcia_match, ne_pcmcia_attach, ne_pcmcia_detach, dp8390_activate);
     96 
     97 static const struct ne2000dev {
     98     int32_t manufacturer;
     99     int32_t product;
    100     char *cis_info[4];
    101     int function;
    102     int enet_maddr;
    103     unsigned char enet_vendor[3];
    104     int flags;
    105 #define	NE2000DVF_DL10019	0x0001		/* chip is D-Link DL10019 */
    106 #define	NE2000DVF_AX88190	0x0002		/* chip is ASIX AX88190 */
    107 } ne2000devs[] = {
    108     { PCMCIA_VENDOR_EDIMAX, PCMCIA_PRODUCT_EDIMAX_EP4000A,
    109       PCMCIA_CIS_INVALID,
    110       0, -1, { 0x00, 0xa0, 0x0c } },
    111 
    112     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    113       PCMCIA_CIS_SYNERGY21_S21810,
    114       0, -1, { 0x00, 0x48, 0x54 } },
    115 
    116     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    117       PCMCIA_CIS_AMBICOM_AMB8002T,
    118       0, -1, { 0x00, 0x10, 0x7a } },
    119 
    120     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    121       PCMCIA_CIS_AMBICOM_AMB8110,
    122       0, -1, { 0x00, 0x10, 0x7a }, NE2000DVF_AX88190 },
    123 
    124     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    125       PCMCIA_CIS_PREMAX_PE200,
    126       0, 0x07f0, { 0x00, 0x20, 0xe0 } },
    127 
    128     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    129       PCMCIA_CIS_PREMAX_PE200,
    130       0, -1, { 0x00, 0x20, 0xe0 } },
    131 
    132     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    133       PCMCIA_CIS_PLANET_SMARTCOM2000,
    134       0, 0xff0, { 0x00, 0x00, 0xe8 } },
    135 
    136     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    137       PCMCIA_CIS_DLINK_DE660,
    138       0, -1, { 0x00, 0x80, 0xc8 } },
    139 
    140     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    141       PCMCIA_CIS_DLINK_DE660PLUS,
    142       0, -1, { 0x00, 0x80, 0xc8 } },
    143 
    144     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    145       PCMCIA_CIS_RPTI_EP400,
    146       0, 0x110, { 0x00, 0x40, 0x95 } },
    147 
    148     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    149       PCMCIA_CIS_RPTI_EP401,
    150       0, -1, { 0x00, 0x40, 0x95 } },
    151 
    152     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    153       PCMCIA_CIS_ACCTON_EN2212,
    154       0, 0x0ff0, { 0x00, 0x00, 0xe8 } },
    155 
    156     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    157       PCMCIA_CIS_ACCTON_EN2216,
    158       0, -1, { 0x00, 0x00, 0xe8 } },
    159 
    160     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    161       PCMCIA_CIS_SVEC_COMBOCARD,
    162       0, -1, { 0x00, 0xe0, 0x98 } },
    163 
    164     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    165       PCMCIA_CIS_SVEC_LANCARD,
    166       0, 0x7f0, { 0x00, 0xc0, 0x6c } },
    167 
    168     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_EPSON_EEN10B,
    169       PCMCIA_CIS_EPSON_EEN10B,
    170       0, 0xff0, { 0x00, 0x00, 0x48 } },
    171 
    172     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    173       PCMCIA_CIS_TAMARACK_ETHERNET,
    174       0, -1, { 0x00, 0x00, 0x00 } },
    175 
    176     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    177       PCMCIA_CIS_CNET_NE2000,
    178       0, -1, { 0x00, 0x80, 0xad } },
    179 
    180     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    181       PCMCIA_CIS_GENIUS_ME3000II,
    182       0, -1, { 0x00, 0x40, 0x95 } },
    183 
    184 
    185     /*
    186      * You have to add new entries which contains
    187      * PCMCIA_VENDOR_INVALID and/or PCMCIA_PRODUCT_INVALID
    188      * in front of this comment.
    189      *
    190      * There are cards which use a generic vendor and product id but needs
    191      * a different handling depending on the cis_info, so ne2000_match
    192      * needs a table where the exceptions comes first and then the normal
    193      * product and vendor entries.
    194      */
    195 
    196     { PCMCIA_VENDOR_IBM, PCMCIA_PRODUCT_IBM_INFOMOVER,
    197       PCMCIA_CIS_INVALID,
    198       0, 0x0ff0, { 0xff, 0xff, 0xff } },
    199 
    200     { PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_ECARD_1,
    201       PCMCIA_CIS_INVALID,
    202       0, -1, { 0x00, 0x80, 0xc8 } },
    203 
    204     { PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_COMBO_ECARD,
    205       PCMCIA_CIS_INVALID,
    206       0, -1, { 0xff, 0xff, 0xff }, NE2000DVF_DL10019 },
    207 
    208     { PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_COMBO_ECARD,
    209       PCMCIA_CIS_INVALID,
    210       0, -1, { 0xff, 0xff, 0xff }, NE2000DVF_AX88190 },
    211 
    212     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    213       PCMCIA_CIS_LANTECH_FASTNETTX,
    214       0, -1, { 0x00, 0x04, 0x1c }, NE2000DVF_AX88190 },
    215 
    216     { PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_ETHERFAST,
    217       PCMCIA_CIS_INVALID,
    218       0, -1, { 0xff, 0xff, 0xff }, NE2000DVF_DL10019 },
    219 
    220     { PCMCIA_VENDOR_NETGEAR, PCMCIA_PRODUCT_NETGEAR_FA410TXC,
    221       PCMCIA_CIS_INVALID,
    222       0, -1, { 0xff, 0xff, 0xff }, NE2000DVF_DL10019 },
    223 
    224     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    225       PCMCIA_CIS_DLINK_DFE670TXD,
    226       0, -1, { 0xff, 0xff, 0xff }, NE2000DVF_DL10019 },
    227 
    228     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    229       PCMCIA_CIS_MELCO_LPC2_TX,
    230       0, -1, { 0x00, 0x40, 0x26 }, NE2000DVF_DL10019 },
    231 
    232     { PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_COMBO_ECARD,
    233       PCMCIA_CIS_INVALID,
    234       0, -1, { 0x00, 0x80, 0xc8 } },
    235 
    236     { PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_TRUST_COMBO_ECARD,
    237       PCMCIA_CIS_INVALID,
    238       0, 0x0120, { 0x20, 0x04, 0x49 } },
    239 
    240     /* Although the comments above say to put VENDOR/PRODUCT INVALID IDs
    241        above this list, we need to keep this one below the ECARD_1, or else
    242        both will match the same more-generic entry rather than the more
    243        specific one above with proper vendor and product IDs. */
    244     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    245       PCMCIA_CIS_LINKSYS_ECARD_2,
    246       0, -1, { 0x00, 0x80, 0xc8 } },
    247 
    248     /*
    249      * D-Link DE-650 has many minor versions:
    250      *
    251      *   CIS information          Manufacturer Product  Note
    252      * 1 "D-Link, DE-650"             INVALID  INVALID  white card
    253      * 2 "D-Link, DE-650, Ver 01.00"  INVALID  INVALID  became bare metal
    254      * 3 "D-Link, DE-650, Ver 01.00"   0x149    0x265   minor change in look
    255      * 4 "D-Link, DE-650, Ver 01.00"   0x149    0x265   collision LED added
    256      *
    257      * While the 1st and the 2nd types should use the "D-Link DE-650" entry,
    258      * the 3rd and the 4th types should use the "Linksys EtherCard" entry.
    259      * Therefore, this enty must be below the LINKSYS_ECARD_1.  --itohy
    260      */
    261     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    262       PCMCIA_CIS_DLINK_DE650,
    263       0, 0x0040, { 0x00, 0x80, 0xc8 } },
    264 
    265     /*
    266      * IO-DATA PCLA/TE and later version of PCLA/T has valid
    267      * vendor/product ID and it is possible to read MAC address
    268      * using standard I/O ports.  It also read from CIS offset 0x01c0.
    269      * On the other hand, earlier version of PCLA/T doesn't have valid
    270      * vendor/product ID and MAC address must be read from CIS offset
    271      * 0x0ff0 (i.e., usual ne2000 way to read it doesn't work).
    272      * And CIS information of earlier and later version of PCLA/T are
    273      * same except fourth element.  So, for now, we place the entry for
    274      * PCLA/TE (and later version of PCLA/T) followed by entry
    275      * for the earlier version of PCLA/T (or, modify to match all CIS
    276      * information and have three or more individual entries).
    277      */
    278     { PCMCIA_VENDOR_IODATA, PCMCIA_PRODUCT_IODATA_PCLATE,
    279       PCMCIA_CIS_INVALID,
    280       0, -1, { 0xff, 0xff, 0xff } },
    281 
    282     /*
    283      * This entry should be placed after above PCLA-TE entry.
    284      * See above comments for detail.
    285      */
    286     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    287       PCMCIA_CIS_IODATA_PCLAT,
    288       0, 0x0ff0, { 0x00, 0xa0, 0xb0 } },
    289 
    290     { PCMCIA_VENDOR_DAYNA, PCMCIA_PRODUCT_DAYNA_COMMUNICARD_E_1,
    291       PCMCIA_CIS_INVALID,
    292       0, 0x0110, { 0x00, 0x80, 0x19 } },
    293 
    294     { PCMCIA_VENDOR_DAYNA, PCMCIA_PRODUCT_DAYNA_COMMUNICARD_E_2,
    295       PCMCIA_CIS_INVALID,
    296       0, -1, { 0x00, 0x80, 0x19 } },
    297 
    298     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    299       PCMCIA_CIS_COREGA_ETHER_PCC_T,
    300       0, -1, { 0x00, 0x00, 0xf4 } },
    301 
    302     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    303       PCMCIA_CIS_COREGA_ETHER_PCC_TD,
    304       0, -1, { 0x00, 0x00, 0xf4 } },
    305 
    306     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    307       PCMCIA_CIS_COREGA_ETHER_PCC_TL,
    308       0, -1, { 0x00, 0x00, 0xf4 } },
    309 
    310     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    311       PCMCIA_CIS_COREGA_ETHER_II_PCC_T,
    312       0, -1, { 0x00, 0x00, 0xf4 } },
    313 
    314     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    315       PCMCIA_CIS_COREGA_ETHER_II_PCC_TD,
    316       0, -1, { 0x00, 0x00, 0xf4 } },
    317 
    318     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    319       PCMCIA_CIS_COREGA_FAST_ETHER_PCC_TX,
    320       0, -1, { 0x00, 0x00, 0xf4 }, NE2000DVF_DL10019 },
    321 
    322     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    323       PCMCIA_CIS_COREGA_FETHER_PCC_TXF,
    324       0, -1, { 0x00, 0x90, 0x99 }, NE2000DVF_DL10019 },
    325 
    326     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    327       PCMCIA_CIS_COREGA_FETHER_PCC_TXD,
    328       0, -1, { 0x00, 0x90, 0x99 } },
    329 
    330     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    331       PCMCIA_CIS_COREGA_FETHER_II_PCC_TXD,
    332       0, -1, { 0x00, 0x90, 0x99 }, NE2000DVF_AX88190 },
    333 
    334     { PCMCIA_VENDOR_COMPEX, PCMCIA_PRODUCT_COMPEX_LINKPORT_ENET_B,
    335       PCMCIA_CIS_INVALID,
    336       0, 0x01c0, { 0xff, 0xff, 0xff } },
    337 
    338     { PCMCIA_VENDOR_SMC, PCMCIA_PRODUCT_SMC_EZCARD,
    339       PCMCIA_CIS_INVALID,
    340       0, 0x01c0, { 0x00, 0xe0, 0x29 } },
    341 
    342     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    343       PCMCIA_CIS_SMC_8041,
    344       0, -1, { 0x00, 0x04, 0xe2 } },
    345 
    346     { PCMCIA_VENDOR_SOCKET, PCMCIA_PRODUCT_SOCKET_EA_ETHER,
    347       PCMCIA_CIS_INVALID,
    348       0, -1, { 0x00, 0xc0, 0x1b } },
    349 
    350     { PCMCIA_VENDOR_SOCKET, PCMCIA_PRODUCT_SOCKET_LP_ETHER_CF,
    351       PCMCIA_CIS_INVALID,
    352       0, -1, { 0x00, 0xc0, 0x1b } },
    353 
    354     { PCMCIA_VENDOR_SOCKET, PCMCIA_PRODUCT_SOCKET_LP_ETH_10_100_CF,
    355       PCMCIA_CIS_INVALID,
    356       0, -1, { 0x00, 0xe0, 0x98 }, NE2000DVF_DL10019 },
    357 
    358     { PCMCIA_VENDOR_SOCKET, PCMCIA_PRODUCT_SOCKET_LP_ETHER,
    359       PCMCIA_CIS_INVALID,
    360       0, -1, { 0x00, 0xc0, 0x1b } },
    361 
    362     { PCMCIA_VENDOR_KINGSTON, PCMCIA_PRODUCT_KINGSTON_KNE2,
    363       PCMCIA_CIS_INVALID,
    364       0, -1, { 0x00, 0xc0, 0xf0 } },
    365 
    366     { PCMCIA_VENDOR_XIRCOM, PCMCIA_PRODUCT_XIRCOM_CFE_10,
    367       PCMCIA_CIS_INVALID,
    368       0, -1, { 0x00, 0x10, 0xa4 } },
    369 
    370     { PCMCIA_VENDOR_MELCO, PCMCIA_PRODUCT_MELCO_LPC3_TX,
    371       PCMCIA_CIS_INVALID,
    372       0, -1, { 0xff, 0xff, 0xff }, NE2000DVF_AX88190 },
    373 
    374     { PCMCIA_VENDOR_BUFFALO, PCMCIA_PRODUCT_BUFFALO_LPC_CF_CLT,
    375       PCMCIA_CIS_INVALID,
    376       0, -1, { 0x00, 0x07, 0x40 } },
    377 
    378     { PCMCIA_VENDOR_BUFFALO, PCMCIA_PRODUCT_BUFFALO_LPC3_CLT,
    379       PCMCIA_CIS_INVALID,
    380       0, -1, { 0x00, 0x07, 0x40 } },
    381 
    382     { PCMCIA_VENDOR_BUFFALO, PCMCIA_PRODUCT_BUFFALO_LPC4_CLX,
    383       PCMCIA_CIS_INVALID,
    384       0, -1, { 0x00, 0x40, 0xfa }, NE2000DVF_AX88190 },
    385 
    386     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    387       PCMCIA_CIS_BILLIONTON_LNT10TN,
    388       0, -1, { 0x00, 0x00, 0x00 } },
    389 
    390     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    391       PCMCIA_CIS_BILLIONTON_CFLT10N,
    392       0, -1, { 0x00, 0x00, 0x00 } },
    393 
    394     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    395       PCMCIA_CIS_NDC_ND5100_E,
    396       0, -1, { 0x00, 0x80, 0xc6 } },
    397 
    398     { PCMCIA_VENDOR_TELECOMDEVICE, PCMCIA_PRODUCT_TELECOMDEVICE_TCD_HPC100,
    399       PCMCIA_CIS_INVALID,
    400       0, -1, { 0x00, 0x40, 0x26 }, NE2000DVF_AX88190 },
    401 
    402     { PCMCIA_VENDOR_MACNICA, PCMCIA_PRODUCT_MACNICA_ME1_JEIDA,
    403       PCMCIA_CIS_INVALID,
    404       0, 0x00b8, { 0x08, 0x00, 0x42 } },
    405 
    406     { PCMCIA_VENDOR_NETGEAR, PCMCIA_PRODUCT_NETGEAR_FA411,
    407       PCMCIA_CIS_INVALID,
    408       0, -1, { 0x00, 0x40, 0xf4 } },
    409 
    410     { PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    411       PCMCIA_CIS_DYNALINK_L10C,
    412       0, -1, { 0x00, 0x00, 0x00 } },
    413 
    414     { PCMCIA_VENDOR_ALLIEDTELESIS, PCMCIA_PRODUCT_ALLIEDTELESIS_LA_PCM,
    415       PCMCIA_CIS_INVALID,
    416       0, 0x0ff0, { 0x00, 0x00, 0xf4 } },
    417 
    418     { PCMCIA_VENDOR_NEXTCOM, PCMCIA_PRODUCT_NEXTCOM_NEXTHAWK,
    419       PCMCIA_CIS_INVALID,
    420       0, -1, { 0x00, 0x40, 0xb4 } },
    421 
    422 #if 0
    423     /* the rest of these are stolen from the linux pcnet pcmcia device
    424        driver.  Since I don't know the manfid or cis info strings for
    425        any of them, they're not compiled in until I do. */
    426     { "APEX MultiCard",
    427       0x0000, 0x0000, NULL, NULL, 0,
    428       0x03f4, { 0x00, 0x20, 0xe5 } },
    429     { "ASANTE FriendlyNet",
    430       0x0000, 0x0000, NULL, NULL, 0,
    431       0x4910, { 0x00, 0x00, 0x94 } },
    432     { "Danpex EN-6200P2",
    433       0x0000, 0x0000, NULL, NULL, 0,
    434       0x0110, { 0x00, 0x40, 0xc7 } },
    435     { "DataTrek NetCard",
    436       0x0000, 0x0000, NULL, NULL, 0,
    437       0x0ff0, { 0x00, 0x20, 0xe8 } },
    438     { "EP-210 Ethernet",
    439       0x0000, 0x0000, NULL, NULL, 0,
    440       0x0110, { 0x00, 0x40, 0x33 } },
    441     { "ELECOM Laneed LD-CDWA",
    442       0x0000, 0x0000, NULL, NULL, 0,
    443       0x00b8, { 0x08, 0x00, 0x42 } },
    444     { "Grey Cell GCS2220",
    445       0x0000, 0x0000, NULL, NULL, 0,
    446       0x0000, { 0x00, 0x47, 0x43 } },
    447     { "Hypertec Ethernet",
    448       0x0000, 0x0000, NULL, NULL, 0,
    449       0x01c0, { 0x00, 0x40, 0x4c } },
    450     { "IBM CCAE",
    451       0x0000, 0x0000, NULL, NULL, 0,
    452       0x0ff0, { 0x08, 0x00, 0x5a } },
    453     { "IBM CCAE",
    454       0x0000, 0x0000, NULL, NULL, 0,
    455       0x0ff0, { 0x00, 0x04, 0xac } },
    456     { "IBM CCAE",
    457       0x0000, 0x0000, NULL, NULL, 0,
    458       0x0ff0, { 0x00, 0x06, 0x29 } },
    459     { "IBM FME",
    460       0x0000, 0x0000, NULL, NULL, 0,
    461       0x0374, { 0x00, 0x04, 0xac } },
    462     { "IBM FME",
    463       0x0000, 0x0000, NULL, NULL, 0,
    464       0x0374, { 0x08, 0x00, 0x5a } },
    465     { "Katron PE-520",
    466       0x0000, 0x0000, NULL, NULL, 0,
    467       0x0110, { 0x00, 0x40, 0xf6 } },
    468     { "Kingston KNE-PCM/x",
    469       0x0000, 0x0000, NULL, NULL, 0,
    470       0x0ff0, { 0x00, 0xc0, 0xf0 } },
    471     { "Kingston KNE-PCM/x",
    472       0x0000, 0x0000, NULL, NULL, 0,
    473       0x0ff0, { 0xe2, 0x0c, 0x0f } },
    474     { "Longshine LCS-8534",
    475       0x0000, 0x0000, NULL, NULL, 0,
    476       0x0000, { 0x08, 0x00, 0x00 } },
    477     { "Maxtech PCN2000",
    478       0x0000, 0x0000, NULL, NULL, 0,
    479       0x5000, { 0x00, 0x00, 0xe8 } },
    480     { "NDC Instant-Link",
    481       0x0000, 0x0000, NULL, NULL, 0,
    482       0x003a, { 0x00, 0x80, 0xc6 } },
    483     { "NE2000 Compatible",
    484       0x0000, 0x0000, NULL, NULL, 0,
    485       0x0ff0, { 0x00, 0xa0, 0x0c } },
    486     { "Network General Sniffer",
    487       0x0000, 0x0000, NULL, NULL, 0,
    488       0x0ff0, { 0x00, 0x00, 0x65 } },
    489     { "Panasonic VEL211",
    490       0x0000, 0x0000, NULL, NULL, 0,
    491       0x0ff0, { 0x00, 0x80, 0x45 } },
    492     { "SCM Ethernet",
    493       0x0000, 0x0000, NULL, NULL, 0,
    494       0x0ff0, { 0x00, 0x20, 0xcb } },
    495     { "Volktek NPL-402CT",
    496       0x0000, 0x0000, NULL, NULL, 0,
    497       0x0060, { 0x00, 0x40, 0x05 } },
    498 #endif
    499 };
    500 
    501 #define	NE2000_NDEVS	(sizeof(ne2000devs) / sizeof(ne2000devs[0]))
    502 
    503 #define ne2000_match(card, fct, n) \
    504 ((((((card)->manufacturer != PCMCIA_VENDOR_INVALID) && \
    505     ((card)->manufacturer == ne2000devs[(n)].manufacturer) && \
    506     ((card)->product != PCMCIA_PRODUCT_INVALID) && \
    507     ((card)->product == ne2000devs[(n)].product)) || \
    508    ((ne2000devs[(n)].cis_info[0]) && (ne2000devs[(n)].cis_info[1]) && \
    509     (strcmp((card)->cis1_info[0], ne2000devs[(n)].cis_info[0]) == 0) && \
    510     (strcmp((card)->cis1_info[1], ne2000devs[(n)].cis_info[1]) == 0))) && \
    511   ((fct) == ne2000devs[(n)].function))? \
    512  &ne2000devs[(n)]:NULL)
    513 
    514 int
    515 ne_pcmcia_match(parent, match, aux)
    516 	struct device *parent;
    517 	struct cfdata *match;
    518 	void *aux;
    519 {
    520 	struct pcmcia_attach_args *pa = aux;
    521 	int i;
    522 
    523 	for (i = 0; i < NE2000_NDEVS; i++) {
    524 		if (ne2000_match(pa->card, pa->pf->number, i))
    525 			return (1);
    526 	}
    527 
    528 	return (0);
    529 }
    530 
    531 void
    532 ne_pcmcia_attach(parent, self, aux)
    533 	struct device *parent, *self;
    534 	void *aux;
    535 {
    536 	struct ne_pcmcia_softc *psc = (void *) self;
    537 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    538 	struct dp8390_softc *dsc = &nsc->sc_dp8390;
    539 	struct pcmcia_attach_args *pa = aux;
    540 	struct pcmcia_config_entry *cfe;
    541 	const struct ne2000dev *ne_dev;
    542 	int i;
    543 	u_int8_t myea[6], *enaddr;
    544 	const char *typestr = "";
    545 
    546 	aprint_normal("\n");
    547 
    548 	psc->sc_pf = pa->pf;
    549 
    550 	SIMPLEQ_FOREACH(cfe, &pa->pf->cfe_head, cfe_list) {
    551 		if (cfe->num_iospace < 1)
    552 			continue;
    553 
    554 		if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start,
    555 		    cfe->iospace[0].length, cfe->iospace[0].length,
    556 		    &psc->sc_pcioh)) {
    557 #ifdef DIAGNOSTIC
    558 			aprint_error("%s: can't allocate i/o space %lx (ignored\n)",
    559 			    self->dv_xname, cfe->iospace[0].start);
    560 #endif
    561 			continue;
    562 		}
    563 
    564 		/*
    565 		 * Try to make the second chunk contiguous with the
    566 		 * first.
    567 		 */
    568 		if (cfe->num_iospace >= 2 &&
    569 		    pcmcia_io_alloc(pa->pf,
    570 		    cfe->iospace[0].start + cfe->iospace[0].length,
    571 		    cfe->iospace[1].length, cfe->iospace[1].length,
    572 		    &psc->sc_pcioh2)) {
    573 #ifdef DIAGNOSTIC
    574 			aprint_error("%s: can't allocate i/o space %lx (ignored\n)",
    575 			    self->dv_xname,
    576 			    cfe->iospace[0].start + cfe->iospace[0].length);
    577 #endif
    578 			pcmcia_io_free(pa->pf, &psc->sc_pcioh2);
    579 			continue;
    580 		}
    581 
    582 		/* Ok, found. */
    583 		break;
    584 	}
    585 
    586 	if (cfe == NULL) {
    587 		aprint_error("%s: no suitable config entry\n", self->dv_xname);
    588 		goto fail_1;
    589 	}
    590 
    591 	/* Enable the card. */
    592 	pcmcia_function_init(pa->pf, cfe);
    593 	if (pcmcia_function_enable(pa->pf)) {
    594 		aprint_error("%s: function enable failed\n", self->dv_xname);
    595 		goto fail_2;
    596 	}
    597 
    598 	dsc->sc_regt = psc->sc_pcioh.iot;
    599 	dsc->sc_regh = psc->sc_pcioh.ioh;
    600 
    601 	if (cfe->num_iospace == 1) {
    602 		nsc->sc_asict = psc->sc_pcioh.iot;
    603 		if (bus_space_subregion(dsc->sc_regt, dsc->sc_regh,
    604 		    NE2000_ASIC_OFFSET, NE2000_ASIC_NPORTS,
    605 		    &nsc->sc_asich)) {
    606 			aprint_error("%s: can't get subregion for asic\n",
    607 			    self->dv_xname);
    608 			goto fail_3;
    609 		}
    610 	} else {
    611 		nsc->sc_asict = psc->sc_pcioh2.iot;
    612 		nsc->sc_asich = psc->sc_pcioh2.ioh;
    613 	}
    614 
    615 	/* Set up power management hooks. */
    616 	dsc->sc_enable = ne_pcmcia_enable;
    617 	dsc->sc_disable = ne_pcmcia_disable;
    618 
    619 	if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, &psc->sc_pcioh,
    620 	    &psc->sc_io_window)) {
    621 		aprint_error("%s: can't map NIC i/o space\n", self->dv_xname);
    622 		goto fail_3;
    623 	}
    624 
    625 	if (cfe->num_iospace >= 2 &&
    626 	    pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, &psc->sc_pcioh2,
    627 	    &psc->sc_io_window2)) {
    628 		aprint_error("%s: can't map ASIC i/o space\n", self->dv_xname);
    629 		goto fail_4;
    630 	}
    631 
    632 	/*
    633 	 * Read the station address from the board.
    634 	 */
    635 	i = 0;
    636 again:
    637 	enaddr = NULL;			/* Ask ASIC by default */
    638 	typestr = "";			/* clear previous card-type */
    639 	for (; i < NE2000_NDEVS; i++) {
    640 		ne_dev = ne2000_match(pa->card, pa->pf->number, i);
    641 		if (ne_dev != NULL) {
    642 			if (ne_dev->enet_maddr >= 0) {
    643 				enaddr = ne_pcmcia_get_enaddr(psc,
    644 				    ne_dev->enet_maddr, myea);
    645 				if (enaddr == NULL)
    646 					continue;
    647 			}
    648 			goto found;
    649 		}
    650 	}
    651 	aprint_error("%s: can't match ethernet vendor code\n", self->dv_xname);
    652 	if (enaddr != NULL)
    653 		aprint_error("%s: ethernet vendor code %02x:%02x:%02x\n",
    654 	            self->dv_xname, enaddr[0], enaddr[1], enaddr[2]);
    655 	goto fail_5;
    656 
    657 found:
    658 	if ((ne_dev->flags & NE2000DVF_DL10019) != 0) {
    659 		u_int8_t type;
    660 
    661 		enaddr = ne_pcmcia_dl10019_get_enaddr(psc, myea);
    662 		if (enaddr == NULL) {
    663 			++i;
    664 			goto again;
    665 		}
    666 
    667 		dsc->sc_mediachange = dl10019_mediachange;
    668 		dsc->sc_mediastatus = dl10019_mediastatus;
    669 		dsc->init_card = dl10019_init_card;
    670 		dsc->stop_card = dl10019_stop_card;
    671 		dsc->sc_media_init = dl10019_media_init;
    672 		dsc->sc_media_fini = dl10019_media_fini;
    673 
    674 		/* Determine if this is a DL10019 or a DL10022. */
    675 		type = bus_space_read_1(nsc->sc_asict, nsc->sc_asich, 0x0f);
    676 		if (type == 0x91 || type == 0x99) {
    677 			nsc->sc_type = NE2000_TYPE_DL10022;
    678 			typestr = " (DL10022)";
    679 		} else {
    680 			nsc->sc_type = NE2000_TYPE_DL10019;
    681 			typestr = " (DL10019)";
    682 		}
    683 	}
    684 
    685 	if ((ne_dev->flags & NE2000DVF_AX88190) != 0) {
    686 		u_int8_t test;
    687 
    688 		if (ne_pcmcia_ax88190_set_iobase(psc)) {
    689 			++i;
    690 			goto again;
    691 		}
    692 
    693 		dsc->sc_mediachange = ax88190_mediachange;
    694 		dsc->sc_mediastatus = ax88190_mediastatus;
    695 		dsc->init_card = ax88190_init_card;
    696 		dsc->stop_card = ax88190_stop_card;
    697 		dsc->sc_media_init = ax88190_media_init;
    698 		dsc->sc_media_fini = ax88190_media_fini;
    699 
    700 		test = bus_space_read_1(nsc->sc_asict, nsc->sc_asich, 0x05);
    701 		if (test != 0) {
    702 			nsc->sc_type = NE2000_TYPE_AX88790;
    703 			typestr = " (AX88790)";
    704 		} else {
    705 			nsc->sc_type = NE2000_TYPE_AX88190;
    706 			typestr = " (AX88190)";
    707 		}
    708 	}
    709 
    710 	if (enaddr != NULL &&
    711 	    ne_dev->enet_vendor[0] != 0xff) {
    712 		/*
    713 		 * Make sure this is what we expect.
    714 		 */
    715 		if (enaddr[0] != ne_dev->enet_vendor[0] ||
    716 		    enaddr[1] != ne_dev->enet_vendor[1] ||
    717 		    enaddr[2] != ne_dev->enet_vendor[2]) {
    718 			++i;
    719 			goto again;
    720 		}
    721 	}
    722 
    723 	/*
    724 	 * Check for a Realtek 8019.
    725 	 */
    726 	if (nsc->sc_type == 0) {
    727 		bus_space_write_1(dsc->sc_regt, dsc->sc_regh, ED_P0_CR,
    728 		    ED_CR_PAGE_0 | ED_CR_STP);
    729 		if (bus_space_read_1(dsc->sc_regt, dsc->sc_regh,
    730 		    NERTL_RTL0_8019ID0) == RTL0_8019ID0 &&
    731 		    bus_space_read_1(dsc->sc_regt, dsc->sc_regh,
    732 		    NERTL_RTL0_8019ID1) == RTL0_8019ID1) {
    733 			typestr = " (RTL8019)";
    734 			dsc->sc_mediachange = rtl80x9_mediachange;
    735 			dsc->sc_mediastatus = rtl80x9_mediastatus;
    736 			dsc->init_card = rtl80x9_init_card;
    737 			dsc->sc_media_init = rtl80x9_media_init;
    738 		}
    739 	}
    740 
    741 	if (ne2000_attach(nsc, enaddr))
    742 		goto fail_4;
    743 
    744 	pcmcia_function_disable(pa->pf);
    745 	return;
    746 
    747 fail_5:
    748 	if (cfe->num_iospace >= 2)
    749 		pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window2);
    750 fail_4:
    751 	pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
    752 fail_3:
    753 	pcmcia_function_disable(pa->pf);
    754 fail_2:
    755 	if (cfe->num_iospace >= 2)
    756 		pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh2);
    757 	pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
    758 fail_1:
    759 	psc->sc_io_window = -1;
    760 }
    761 
    762 int
    763 ne_pcmcia_detach(self, flags)
    764 	struct device *self;
    765 	int flags;
    766 {
    767 	struct ne_pcmcia_softc *psc = (struct ne_pcmcia_softc *)self;
    768 	struct pcmcia_function *pf = psc->sc_pf;
    769 	int error;
    770 
    771 	if (psc->sc_io_window == -1)
    772 		/* Nothing to detach. */
    773 		return (0);
    774 
    775 	error = ne2000_detach(&psc->sc_ne2000, flags);
    776 	if (error != 0)
    777 		return (error);
    778 
    779 	/* Unmap our i/o windows. */
    780 	if (pf->cfe->num_iospace >= 2)
    781 		pcmcia_io_unmap(pf, psc->sc_io_window2);
    782 	pcmcia_io_unmap(pf, psc->sc_io_window);
    783 
    784 	/* Free our i/o space. */
    785 	if (pf->cfe->num_iospace >= 2)
    786 		pcmcia_io_free(pf, &psc->sc_pcioh2);
    787 	pcmcia_io_free(pf, &psc->sc_pcioh);
    788 
    789 	return (0);
    790 }
    791 
    792 int
    793 ne_pcmcia_enable(dsc)
    794 	struct dp8390_softc *dsc;
    795 {
    796 	struct ne_pcmcia_softc *psc = (struct ne_pcmcia_softc *)dsc;
    797 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    798 	struct pcmcia_mem_handle pcmh;
    799 
    800 	/* set up the interrupt */
    801 	psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, dp8390_intr,
    802 	    dsc);
    803 	if (psc->sc_ih == NULL) {
    804 		printf("%s: couldn't establish interrupt\n",
    805 		    dsc->sc_dev.dv_xname);
    806 		goto fail_1;
    807 	}
    808 
    809 	if (pcmcia_function_enable(psc->sc_pf))
    810 		goto fail_2;
    811 
    812 	if (nsc->sc_type == NE2000_TYPE_AX88190 ||
    813 	    nsc->sc_type == NE2000_TYPE_AX88790) {
    814 		if (ne_pcmcia_ax88190_set_iobase(psc))
    815 			goto fail_3;
    816 		if (nsc->sc_type == NE2000_TYPE_AX88790) {
    817 			bus_size_t offset;
    818 			int mwindow;
    819 
    820 			if (pcmcia_mem_alloc(psc->sc_pf,
    821 			    AX88790_CSR_SIZE, &pcmh)) {
    822 				printf("%s: can't alloc mem for CSR\n",
    823 				    dsc->sc_dev.dv_xname);
    824 				goto fail_3;
    825 			}
    826 
    827 			if (pcmcia_mem_map(psc->sc_pf, PCMCIA_MEM_ATTR,
    828 			    AX88790_CSR, AX88790_CSR_SIZE,
    829 			    &pcmh, &offset, &mwindow)) {
    830 				printf("%s: can't map mem for CSR\n",
    831 				    dsc->sc_dev.dv_xname);
    832 				goto fail_4;
    833 			}
    834 
    835 			bus_space_write_1(pcmh.memt, pcmh.memh, offset, 0x4);
    836 			pcmcia_mem_unmap(psc->sc_pf, mwindow);
    837 			pcmcia_mem_free(psc->sc_pf, &pcmh);
    838 		}
    839 	}
    840 
    841 	return (0);
    842 
    843  fail_4:
    844 	pcmcia_mem_free(psc->sc_pf, &pcmh);
    845  fail_3:
    846 	pcmcia_function_disable(psc->sc_pf);
    847  fail_2:
    848 	pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
    849  fail_1:
    850 	return (1);
    851 }
    852 
    853 void
    854 ne_pcmcia_disable(dsc)
    855 	struct dp8390_softc *dsc;
    856 {
    857 	struct ne_pcmcia_softc *psc = (struct ne_pcmcia_softc *)dsc;
    858 
    859 	pcmcia_function_disable(psc->sc_pf);
    860 	pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
    861 }
    862 
    863 u_int8_t *
    864 ne_pcmcia_get_enaddr(psc, maddr, myea)
    865 	struct ne_pcmcia_softc *psc;
    866 	int maddr;
    867 	u_int8_t myea[ETHER_ADDR_LEN];
    868 {
    869 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    870 	struct dp8390_softc *dsc = &nsc->sc_dp8390;
    871 	struct pcmcia_mem_handle pcmh;
    872 	bus_size_t offset;
    873 	u_int8_t *enaddr = NULL;
    874 	int j, mwindow;
    875 
    876 	if (maddr < 0)
    877 		return (NULL);
    878 
    879 	if (pcmcia_mem_alloc(psc->sc_pf, ETHER_ADDR_LEN * 2, &pcmh)) {
    880 		printf("%s: can't alloc mem for enet addr\n",
    881 		    dsc->sc_dev.dv_xname);
    882 		goto fail_1;
    883 	}
    884 	if (pcmcia_mem_map(psc->sc_pf, PCMCIA_MEM_ATTR, maddr,
    885 	    ETHER_ADDR_LEN * 2, &pcmh, &offset, &mwindow)) {
    886 		printf("%s: can't map mem for enet addr\n",
    887 		    dsc->sc_dev.dv_xname);
    888 		goto fail_2;
    889 	}
    890 	for (j = 0; j < ETHER_ADDR_LEN; j++)
    891 		myea[j] = bus_space_read_1(pcmh.memt, pcmh.memh,
    892 		    offset + (j * 2));
    893 	enaddr = myea;
    894 
    895 	pcmcia_mem_unmap(psc->sc_pf, mwindow);
    896  fail_2:
    897 	pcmcia_mem_free(psc->sc_pf, &pcmh);
    898  fail_1:
    899 	return (enaddr);
    900 }
    901 
    902 u_int8_t *
    903 ne_pcmcia_dl10019_get_enaddr(psc, myea)
    904 	struct ne_pcmcia_softc *psc;
    905 	u_int8_t myea[ETHER_ADDR_LEN];
    906 {
    907 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    908 	u_int8_t sum;
    909 	int j;
    910 
    911 #define PAR0	0x04
    912 	for (j = 0, sum = 0; j < 8; j++)
    913 		sum += bus_space_read_1(nsc->sc_asict, nsc->sc_asich,
    914 		    PAR0 + j);
    915 	if (sum != 0xff)
    916 		return (NULL);
    917 	for (j = 0; j < ETHER_ADDR_LEN; j++)
    918 		myea[j] = bus_space_read_1(nsc->sc_asict,
    919 		    nsc->sc_asich, PAR0 + j);
    920 #undef PAR0
    921 	return (myea);
    922 }
    923 
    924 int
    925 ne_pcmcia_ax88190_set_iobase(psc)
    926 	struct ne_pcmcia_softc *psc;
    927 {
    928 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    929 	struct dp8390_softc *dsc = &nsc->sc_dp8390;
    930 	struct pcmcia_mem_handle pcmh;
    931 	bus_size_t offset;
    932 	int rv = 1, mwindow;
    933 	u_int last_liobase, new_liobase;
    934 
    935 	if (pcmcia_mem_alloc(psc->sc_pf, AX88190_LAN_IOSIZE, &pcmh)) {
    936 #if 0
    937 		printf("%s: can't alloc mem for LAN iobase\n",
    938 		    dsc->sc_dev.dv_xname);
    939 #endif
    940 		goto fail_1;
    941 	}
    942 	if (pcmcia_mem_map(psc->sc_pf, PCMCIA_MEM_ATTR,
    943 	    AX88190_LAN_IOBASE, AX88190_LAN_IOSIZE,
    944 	    &pcmh, &offset, &mwindow)) {
    945 		printf("%s: can't map mem for LAN iobase\n",
    946 		    dsc->sc_dev.dv_xname);
    947 		goto fail_2;
    948 	}
    949 
    950 	last_liobase = bus_space_read_1(pcmh.memt, pcmh.memh, offset + 0) |
    951 	    (bus_space_read_1(pcmh.memt, pcmh.memh, offset + 2) << 8);
    952 #ifdef DIAGNOSTIC
    953 	printf("%s: LAN iobase 0x%x (0x%x) ->", dsc->sc_dev.dv_xname,
    954 	    last_liobase, (u_int)psc->sc_pcioh.addr);
    955 #endif
    956 	bus_space_write_1(pcmh.memt, pcmh.memh, offset,
    957 	    psc->sc_pcioh.addr & 0xff);
    958 	bus_space_write_1(pcmh.memt, pcmh.memh, offset + 2,
    959 	    psc->sc_pcioh.addr >> 8);
    960 
    961 	new_liobase = bus_space_read_1(pcmh.memt, pcmh.memh, offset + 0) |
    962 	    (bus_space_read_1(pcmh.memt, pcmh.memh, offset + 2) << 8);
    963 #ifdef DIAGNOSTIC
    964 	printf(" 0x%x\n", new_liobase);
    965 #endif
    966 	if ((last_liobase == psc->sc_pcioh.addr)
    967 	    || (last_liobase != new_liobase))
    968 		rv = 0;
    969 
    970 	pcmcia_mem_unmap(psc->sc_pf, mwindow);
    971  fail_2:
    972 	pcmcia_mem_free(psc->sc_pf, &pcmh);
    973  fail_1:
    974 	return (rv);
    975 }
    976