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if_ne_pcmcia.c revision 1.86
      1 /*	$NetBSD: if_ne_pcmcia.c,v 1.86 2002/01/30 11:24:22 is 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 1.86 2002/01/30 11:24:22 is 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 	int sc_asic_io_window;			/* i/o window for ASIC */
     80 	int sc_nic_io_window;			/* i/o window for NIC */
     81 	struct pcmcia_function *sc_pf;		/* our PCMCIA function */
     82 	void *sc_ih;				/* interrupt handle */
     83 };
     84 
     85 u_int8_t *
     86 	ne_pcmcia_get_enaddr __P((struct ne_pcmcia_softc *, int,
     87 	    u_int8_t [ETHER_ADDR_LEN]));
     88 u_int8_t *
     89 	ne_pcmcia_dl10019_get_enaddr __P((struct ne_pcmcia_softc *,
     90 	    u_int8_t [ETHER_ADDR_LEN]));
     91 int	ne_pcmcia_ax88190_set_iobase __P((struct ne_pcmcia_softc *));
     92 
     93 struct cfattach ne_pcmcia_ca = {
     94 	sizeof(struct ne_pcmcia_softc), ne_pcmcia_match, ne_pcmcia_attach,
     95 	    ne_pcmcia_detach, dp8390_activate
     96 };
     97 
     98 static const struct ne2000dev {
     99     char *name;
    100     int32_t manufacturer;
    101     int32_t product;
    102     char *cis_info[4];
    103     int function;
    104     int enet_maddr;
    105     unsigned char enet_vendor[3];
    106     int flags;
    107 #define	NE2000DVF_DL10019	0x0001		/* chip is D-Link DL10019 */
    108 #define	NE2000DVF_AX88190	0x0002		/* chip is ASIX AX88190 */
    109 } ne2000devs[] = {
    110     { PCMCIA_STR_EDIMAX_EP4000A,
    111       PCMCIA_VENDOR_EDIMAX, PCMCIA_PRODUCT_EDIMAX_EP4000A,
    112       PCMCIA_CIS_EDIMAX_EP4000A,
    113       0, -1, { 0x00, 0xa0, 0x0c } },
    114 
    115     { PCMCIA_STR_SYNERGY21_S21810,
    116       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    117       PCMCIA_CIS_SYNERGY21_S21810,
    118       0, -1, { 0x00, 0x48, 0x54 } },
    119 
    120     { PCMCIA_STR_AMBICOM_AMB8002T,
    121       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    122       PCMCIA_CIS_AMBICOM_AMB8002T,
    123       0, -1, { 0x00, 0x10, 0x7a } },
    124 
    125     { PCMCIA_STR_PREMAX_PE200,
    126       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    127       PCMCIA_CIS_PREMAX_PE200,
    128       0, 0x07f0, { 0x00, 0x20, 0xe0 } },
    129 
    130     { PCMCIA_STR_DIGITAL_DEPCMXX,
    131       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    132       PCMCIA_CIS_DIGITAL_DEPCMXX,
    133       0, 0x0ff0, { 0x00, 0x00, 0xe8 } },
    134 
    135     { PCMCIA_STR_PLANET_SMARTCOM2000,
    136       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    137       PCMCIA_CIS_PLANET_SMARTCOM2000,
    138       0, 0xff0, { 0x00, 0x00, 0xe8 } },
    139 
    140     { PCMCIA_STR_DLINK_DE660,
    141       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    142       PCMCIA_CIS_DLINK_DE660,
    143       0, -1, { 0x00, 0x80, 0xc8 } },
    144 
    145     { PCMCIA_STR_DLINK_DE660PLUS,
    146       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    147       PCMCIA_CIS_DLINK_DE660PLUS,
    148       0, -1, { 0x00, 0x80, 0xc8 } },
    149 
    150     { PCMCIA_STR_RPTI_EP400,
    151       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    152       PCMCIA_CIS_RPTI_EP400,
    153       0, -1, { 0x00, 0x40, 0x95 } },
    154 
    155     { PCMCIA_STR_RPTI_EP401,
    156       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    157       PCMCIA_CIS_RPTI_EP401,
    158       0, -1, { 0x00, 0x40, 0x95 } },
    159 
    160     { PCMCIA_STR_ACCTON_EN2212,
    161       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    162       PCMCIA_CIS_ACCTON_EN2212,
    163       0, 0x0ff0, { 0x00, 0x00, 0xe8 } },
    164 
    165     { PCMCIA_STR_SVEC_COMBOCARD,
    166       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    167       PCMCIA_CIS_SVEC_COMBOCARD,
    168       0, -1, { 0x00, 0xe0, 0x98 } },
    169 
    170     { PCMCIA_STR_SVEC_LANCARD,
    171       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    172       PCMCIA_CIS_SVEC_LANCARD,
    173       0, 0x7f0, { 0x00, 0xc0, 0x6c } },
    174 
    175     { PCMCIA_STR_EPSON_EEN10B,
    176       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_EPSON_EEN10B,
    177       PCMCIA_CIS_EPSON_EEN10B,
    178       0, 0xff0, { 0x00, 0x00, 0x48 } },
    179 
    180     { PCMCIA_STR_CNET_NE2000,
    181       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    182       PCMCIA_CIS_CNET_NE2000,
    183       0, -1, { 0x00, 0x80, 0xad } },
    184 
    185     { PCMCIA_STR_ZONET_ZEN,
    186       PCMCIA_VENDOR_ZONET, PCMCIA_PRODUCT_ZONET_ZEN,
    187       PCMCIA_CIS_ZONET_ZEN,
    188       0, -1, { 0x00, 0x00, 0x00 } },
    189 
    190     /*
    191      * You have to add new entries which contains
    192      * PCMCIA_VENDOR_INVALID and/or PCMCIA_PRODUCT_INVALID
    193      * in front of this comment.
    194      *
    195      * There are cards which use a generic vendor and product id but needs
    196      * a different handling depending on the cis_info, so ne2000_match
    197      * needs a table where the exceptions comes first and then the normal
    198      * product and vendor entries.
    199      */
    200 
    201     { PCMCIA_STR_IBM_INFOMOVER,
    202       PCMCIA_VENDOR_IBM, PCMCIA_PRODUCT_IBM_INFOMOVER,
    203       PCMCIA_CIS_IBM_INFOMOVER,
    204       0, 0x0ff0, { 0x08, 0x00, 0x5a } },
    205 
    206     { PCMCIA_STR_IBM_INFOMOVER,
    207       PCMCIA_VENDOR_IBM, PCMCIA_PRODUCT_IBM_INFOMOVER,
    208       PCMCIA_CIS_IBM_INFOMOVER,
    209       0, 0x0ff0, { 0x00, 0x04, 0xac } },
    210 
    211     { PCMCIA_STR_IBM_INFOMOVER,
    212       PCMCIA_VENDOR_IBM, PCMCIA_PRODUCT_IBM_INFOMOVER,
    213       PCMCIA_CIS_IBM_INFOMOVER,
    214       0, 0x0ff0, { 0x00, 0x06, 0x29 } },
    215 
    216     { PCMCIA_STR_LINKSYS_ECARD_1,
    217       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_ECARD_1,
    218       PCMCIA_CIS_LINKSYS_ECARD_1,
    219       0, -1, { 0x00, 0x80, 0xc8 } },
    220 
    221     { PCMCIA_STR_PLANEX_FNW3600T,
    222       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_COMBO_ECARD,
    223       PCMCIA_CIS_PLANEX_FNW3600T,
    224       0, -1, { 0x00, 0x90, 0xcc }, NE2000DVF_DL10019 },
    225 
    226     { PCMCIA_STR_SVEC_PN650TX,
    227       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_COMBO_ECARD,
    228       PCMCIA_CIS_SVEC_PN650TX,
    229       0, -1, { 0x00, 0xe0, 0x98 }, NE2000DVF_DL10019 },
    230 
    231     /*
    232      * This entry should be here so that above two cards doesn't
    233      * match with this.  FNW-3700T won't match above entries due to
    234      * MAC address check.
    235      */
    236     { PCMCIA_STR_LANTECH_FASTNETTX,
    237       PCMCIA_VENDOR_LANTECH, PCMCIA_PRODUCT_LANTECH_FASTNETTX,
    238       PCMCIA_CIS_LANTECH_FASTNETTX,
    239       0, -1, { 0x00, 0x04, 0x1c }, NE2000DVF_AX88190 },
    240 
    241     { PCMCIA_STR_PLANEX_FNW3700T,
    242       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_COMBO_ECARD,
    243       PCMCIA_CIS_PLANEX_FNW3700T,
    244       0, -1, { 0x00, 0x90, 0xcc }, NE2000DVF_AX88190 },
    245 
    246     { PCMCIA_STR_LINKSYS_ETHERFAST,
    247       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_ETHERFAST,
    248       PCMCIA_CIS_LINKSYS_ETHERFAST,
    249       0, -1, { 0x00, 0x80, 0xc8 }, NE2000DVF_DL10019 },
    250 
    251     { PCMCIA_STR_LINKSYS_ETHERFAST,
    252       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_ETHERFAST,
    253       PCMCIA_CIS_LINKSYS_ETHERFAST,
    254       0, -1, { 0x00, 0x40, 0x05 }, NE2000DVF_DL10019 },
    255 
    256     { PCMCIA_STR_LINKSYS_ETHERFAST,
    257       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_ETHERFAST,
    258       PCMCIA_CIS_LINKSYS_ETHERFAST,
    259       0, -1, { 0x00, 0x90, 0xfe }, NE2000DVF_DL10019 },
    260 
    261     { PCMCIA_STR_DLINK_DE650,
    262       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_ETHERFAST,
    263       PCMCIA_CIS_DLINK_DE650,
    264       0, -1, { 0x00, 0xe0, 0x98 }, NE2000DVF_DL10019 },
    265 
    266     { PCMCIA_STR_MELCO_LPC2_TX,
    267       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_ETHERFAST,
    268       PCMCIA_CIS_MELCO_LPC2_TX,
    269       0, -1, { 0x00, 0x40, 0x26 }, NE2000DVF_DL10019 },
    270 
    271     { PCMCIA_STR_LINKSYS_COMBO_ECARD,
    272       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_COMBO_ECARD,
    273       PCMCIA_CIS_LINKSYS_COMBO_ECARD,
    274       0, -1, { 0x00, 0x80, 0xc8 } },
    275 
    276     { PCMCIA_STR_LINKSYS_TRUST_COMBO_ECARD,
    277       PCMCIA_VENDOR_LINKSYS, PCMCIA_PRODUCT_LINKSYS_TRUST_COMBO_ECARD,
    278       PCMCIA_CIS_LINKSYS_TRUST_COMBO_ECARD,
    279       0, 0x0120, { 0x20, 0x04, 0x49 } },
    280 
    281     /* Although the comments above say to put VENDOR/PRODUCT INVALID IDs
    282        above this list, we need to keep this one below the ECARD_1, or else
    283        both will match the same more-generic entry rather than the more
    284        specific one above with proper vendor and product IDs. */
    285     { PCMCIA_STR_LINKSYS_ECARD_2,
    286       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    287       PCMCIA_CIS_LINKSYS_ECARD_2,
    288       0, -1, { 0x00, 0x80, 0xc8 } },
    289 
    290     /*
    291      * D-Link DE-650 has many minor versions:
    292      *
    293      *   CIS information          Manufacturer Product  Note
    294      * 1 "D-Link, DE-650"             INVALID  INVALID  white card
    295      * 2 "D-Link, DE-650, Ver 01.00"  INVALID  INVALID  became bare metal
    296      * 3 "D-Link, DE-650, Ver 01.00"   0x149    0x265   minor change in look
    297      * 4 "D-Link, DE-650, Ver 01.00"   0x149    0x265   collision LED added
    298      *
    299      * While the 1st and the 2nd types should use the "D-Link DE-650" entry,
    300      * the 3rd and the 4th types should use the "Linksys EtherCard" entry.
    301      * Therefore, this enty must be below the LINKSYS_ECARD_1.  --itohy
    302      */
    303     { PCMCIA_STR_DLINK_DE650,
    304       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    305       PCMCIA_CIS_DLINK_DE650,
    306       0, 0x0040, { 0x00, 0x80, 0xc8 } },
    307 
    308     /*
    309      * IO-DATA PCLA/TE and later version of PCLA/T has valid
    310      * vendor/product ID and it is possible to read MAC address
    311      * using standard I/O ports.  It also read from CIS offset 0x01c0.
    312      * On the other hand, earlier version of PCLA/T doesn't have valid
    313      * vendor/product ID and MAC address must be read from CIS offset
    314      * 0x0ff0 (i.e., usual ne2000 way to read it doesn't work).
    315      * And CIS information of earlier and later version of PCLA/T are
    316      * same except fourth element.  So, for now, we place the entry for
    317      * PCLA/TE (and later version of PCLA/T) followed by entry
    318      * for the earlier version of PCLA/T (or, modify to match all CIS
    319      * information and have three or more individual entries).
    320      */
    321     { PCMCIA_STR_IODATA_PCLATE,
    322       PCMCIA_VENDOR_IODATA, PCMCIA_PRODUCT_IODATA_PCLATE,
    323       PCMCIA_CIS_IODATA_PCLATE,
    324       0, -1, { 0x00, 0xa0, 0xb0 } },
    325 
    326     /*
    327      * This entry should be placed after above PCLA-TE entry.
    328      * See above comments for detail.
    329      */
    330     { PCMCIA_STR_IODATA_PCLAT,
    331       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    332       PCMCIA_CIS_IODATA_PCLAT,
    333       0, 0x0ff0, { 0x00, 0xa0, 0xb0 } },
    334 
    335     { PCMCIA_STR_DAYNA_COMMUNICARD_E_1,
    336       PCMCIA_VENDOR_DAYNA, PCMCIA_PRODUCT_DAYNA_COMMUNICARD_E_1,
    337       PCMCIA_CIS_DAYNA_COMMUNICARD_E_1,
    338       0, 0x0110, { 0x00, 0x80, 0x19 } },
    339 
    340     { PCMCIA_STR_DAYNA_COMMUNICARD_E_2,
    341       PCMCIA_VENDOR_DAYNA, PCMCIA_PRODUCT_DAYNA_COMMUNICARD_E_2,
    342       PCMCIA_CIS_DAYNA_COMMUNICARD_E_2,
    343       0, -1, { 0x00, 0x80, 0x19 } },
    344 
    345     { PCMCIA_STR_COREGA_ETHER_PCC_T,
    346       PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_ETHER_PCC_T,
    347       PCMCIA_CIS_COREGA_ETHER_PCC_T,
    348       0, -1, { 0x00, 0x00, 0xf4 } },
    349 
    350     { PCMCIA_STR_COREGA_ETHER_PCC_TD,
    351       PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_ETHER_PCC_TD,
    352       PCMCIA_CIS_COREGA_ETHER_PCC_TD,
    353       0, -1, { 0x00, 0x00, 0xf4 } },
    354 
    355     { PCMCIA_STR_COREGA_ETHER_II_PCC_T,
    356       PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_ETHER_II_PCC_T,
    357       PCMCIA_CIS_COREGA_ETHER_II_PCC_T,
    358       0, -1, { 0x00, 0x00, 0xf4 } },
    359 
    360     { PCMCIA_STR_COREGA_FAST_ETHER_PCC_TX,
    361       PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_FAST_ETHER_PCC_TX,
    362       PCMCIA_CIS_COREGA_FAST_ETHER_PCC_TX,
    363       0, -1, { 0x00, 0x00, 0xf4 }, NE2000DVF_DL10019 },
    364 
    365     { PCMCIA_STR_COREGA_FETHER_PCC_TXF,
    366       PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_FETHER_PCC_TXF,
    367       PCMCIA_CIS_COREGA_FETHER_PCC_TXF,
    368       0, -1, { 0x00, 0x90, 0x99 }, NE2000DVF_DL10019 },
    369 
    370     { PCMCIA_STR_COREGA_FETHER_PCC_TXD,
    371       PCMCIA_VENDOR_COREGA, PCMCIA_PRODUCT_COREGA_FETHER_PCC_TXD,
    372       PCMCIA_CIS_COREGA_FETHER_PCC_TXD,
    373       0, -1, { 0x00, 0x90, 0x99 } },
    374 
    375     { PCMCIA_STR_COMPEX_LINKPORT_ENET_B,
    376       PCMCIA_VENDOR_COMPEX, PCMCIA_PRODUCT_COMPEX_LINKPORT_ENET_B,
    377       PCMCIA_CIS_COMPEX_LINKPORT_ENET_B,
    378       0, 0x01c0, { 0x00, 0xa0, 0x0c } },
    379 
    380     { PCMCIA_STR_SMC_EZCARD,
    381       PCMCIA_VENDOR_SMC, PCMCIA_PRODUCT_SMC_EZCARD,
    382       PCMCIA_CIS_SMC_EZCARD,
    383       0, 0x01c0, { 0x00, 0xe0, 0x29 } },
    384 
    385     { PCMCIA_STR_SOCKET_EA_ETHER,
    386       PCMCIA_VENDOR_SOCKET, PCMCIA_PRODUCT_SOCKET_EA_ETHER,
    387       PCMCIA_CIS_SOCKET_EA_ETHER,
    388       0, -1, { 0x00, 0xc0, 0x1b } },
    389 
    390     { PCMCIA_STR_SOCKET_LP_ETHER_CF,
    391       PCMCIA_VENDOR_SOCKET, PCMCIA_PRODUCT_SOCKET_LP_ETHER_CF,
    392       PCMCIA_CIS_SOCKET_LP_ETHER_CF,
    393       0, -1, { 0x00, 0xc0, 0x1b } },
    394 
    395     { PCMCIA_STR_SOCKET_LP_ETHER,
    396       PCMCIA_VENDOR_SOCKET, PCMCIA_PRODUCT_SOCKET_LP_ETHER,
    397       PCMCIA_CIS_SOCKET_LP_ETHER,
    398       0, -1, { 0x00, 0xc0, 0x1b } },
    399 
    400     { PCMCIA_STR_KINGSTON_KNE2,
    401       PCMCIA_VENDOR_KINGSTON, PCMCIA_PRODUCT_KINGSTON_KNE2,
    402       PCMCIA_CIS_KINGSTON_KNE2,
    403       0, -1, { 0x00, 0xc0, 0xf0 } },
    404 
    405     { PCMCIA_STR_XIRCOM_CFE_10,
    406       PCMCIA_VENDOR_XIRCOM, PCMCIA_PRODUCT_XIRCOM_CFE_10,
    407       PCMCIA_CIS_XIRCOM_CFE_10,
    408       0, -1, { 0x00, 0x10, 0xa4 } },
    409 
    410     { PCMCIA_STR_MELCO_LPC3_TX,
    411       PCMCIA_VENDOR_MELCO, PCMCIA_PRODUCT_MELCO_LPC3_TX,
    412       PCMCIA_CIS_MELCO_LPC3_TX,
    413       0, -1, { 0x00, 0x40, 0x26 }, NE2000DVF_AX88190 },
    414 
    415     { PCMCIA_STR_BILLIONTON_LNT10TN,
    416       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    417       PCMCIA_CIS_BILLIONTON_LNT10TN,
    418       0, -1, { 0x00, 0x00, 0x00 } },
    419 
    420     { PCMCIA_STR_NDC_ND5100_E,
    421       PCMCIA_VENDOR_INVALID, PCMCIA_PRODUCT_INVALID,
    422       PCMCIA_CIS_NDC_ND5100_E,
    423       0, -1, { 0x00, 0x80, 0xc6 } },
    424 
    425     { PCMCIA_STR_TELECOMDEVICE_TCD_HPC100,
    426       PCMCIA_VENDOR_TELECOMDEVICE, PCMCIA_PRODUCT_TELECOMDEVICE_TCD_HPC100,
    427       PCMCIA_CIS_TELECOMDEVICE_TCD_HPC100,
    428       0, -1, { 0x00, 0x40, 0x26 }, NE2000DVF_AX88190 },
    429 
    430     { PCMCIA_STR_MACNICA_ME1_JEIDA,
    431       PCMCIA_VENDOR_MACNICA, PCMCIA_PRODUCT_MACNICA_ME1_JEIDA,
    432       PCMCIA_CIS_MACNICA_ME1_JEIDA,
    433       0, 0x00b8, { 0x08, 0x00, 0x42 } },
    434 
    435 #if 0
    436     /* the rest of these are stolen from the linux pcnet pcmcia device
    437        driver.  Since I don't know the manfid or cis info strings for
    438        any of them, they're not compiled in until I do. */
    439     { "APEX MultiCard",
    440       0x0000, 0x0000, NULL, NULL, 0,
    441       0x03f4, { 0x00, 0x20, 0xe5 } },
    442     { "ASANTE FriendlyNet",
    443       0x0000, 0x0000, NULL, NULL, 0,
    444       0x4910, { 0x00, 0x00, 0x94 } },
    445     { "Danpex EN-6200P2",
    446       0x0000, 0x0000, NULL, NULL, 0,
    447       0x0110, { 0x00, 0x40, 0xc7 } },
    448     { "DataTrek NetCard",
    449       0x0000, 0x0000, NULL, NULL, 0,
    450       0x0ff0, { 0x00, 0x20, 0xe8 } },
    451     { "Dayna CommuniCard E",
    452       0x0000, 0x0000, NULL, NULL, 0,
    453       0x0110, { 0x00, 0x80, 0x19 } },
    454     { "EP-210 Ethernet",
    455       0x0000, 0x0000, NULL, NULL, 0,
    456       0x0110, { 0x00, 0x40, 0x33 } },
    457     { "ELECOM Laneed LD-CDWA",
    458       0x0000, 0x0000, NULL, NULL, 0,
    459       0x00b8, { 0x08, 0x00, 0x42 } },
    460     { "Grey Cell GCS2220",
    461       0x0000, 0x0000, NULL, NULL, 0,
    462       0x0000, { 0x00, 0x47, 0x43 } },
    463     { "Hypertec Ethernet",
    464       0x0000, 0x0000, NULL, NULL, 0,
    465       0x01c0, { 0x00, 0x40, 0x4c } },
    466     { "IBM CCAE",
    467       0x0000, 0x0000, NULL, NULL, 0,
    468       0x0ff0, { 0x08, 0x00, 0x5a } },
    469     { "IBM CCAE",
    470       0x0000, 0x0000, NULL, NULL, 0,
    471       0x0ff0, { 0x00, 0x04, 0xac } },
    472     { "IBM CCAE",
    473       0x0000, 0x0000, NULL, NULL, 0,
    474       0x0ff0, { 0x00, 0x06, 0x29 } },
    475     { "IBM FME",
    476       0x0000, 0x0000, NULL, NULL, 0,
    477       0x0374, { 0x00, 0x04, 0xac } },
    478     { "IBM FME",
    479       0x0000, 0x0000, NULL, NULL, 0,
    480       0x0374, { 0x08, 0x00, 0x5a } },
    481     { "Katron PE-520",
    482       0x0000, 0x0000, NULL, NULL, 0,
    483       0x0110, { 0x00, 0x40, 0xf6 } },
    484     { "Kingston KNE-PCM/x",
    485       0x0000, 0x0000, NULL, NULL, 0,
    486       0x0ff0, { 0x00, 0xc0, 0xf0 } },
    487     { "Kingston KNE-PCM/x",
    488       0x0000, 0x0000, NULL, NULL, 0,
    489       0x0ff0, { 0xe2, 0x0c, 0x0f } },
    490     { "Longshine LCS-8534",
    491       0x0000, 0x0000, NULL, NULL, 0,
    492       0x0000, { 0x08, 0x00, 0x00 } },
    493     { "Maxtech PCN2000",
    494       0x0000, 0x0000, NULL, NULL, 0,
    495       0x5000, { 0x00, 0x00, 0xe8 } },
    496     { "NDC Instant-Link",
    497       0x0000, 0x0000, NULL, NULL, 0,
    498       0x003a, { 0x00, 0x80, 0xc6 } },
    499     { "NE2000 Compatible",
    500       0x0000, 0x0000, NULL, NULL, 0,
    501       0x0ff0, { 0x00, 0xa0, 0x0c } },
    502     { "Network General Sniffer",
    503       0x0000, 0x0000, NULL, NULL, 0,
    504       0x0ff0, { 0x00, 0x00, 0x65 } },
    505     { "Panasonic VEL211",
    506       0x0000, 0x0000, NULL, NULL, 0,
    507       0x0ff0, { 0x00, 0x80, 0x45 } },
    508     { "SCM Ethernet",
    509       0x0000, 0x0000, NULL, NULL, 0,
    510       0x0ff0, { 0x00, 0x20, 0xcb } },
    511     { "Volktek NPL-402CT",
    512       0x0000, 0x0000, NULL, NULL, 0,
    513       0x0060, { 0x00, 0x40, 0x05 } },
    514 #endif
    515 
    516     { PCMCIA_STR_ALLIEDTELESIS_LA_PCM,
    517       PCMCIA_VENDOR_ALLIEDTELESIS, PCMCIA_PRODUCT_ALLIEDTELESIS_LA_PCM,
    518       PCMCIA_CIS_ALLIEDTELESIS_LA_PCM,
    519       0, 0x0ff0, { 0x00, 0x00, 0xf4 } },
    520 };
    521 
    522 #define	NE2000_NDEVS	(sizeof(ne2000devs) / sizeof(ne2000devs[0]))
    523 
    524 #define ne2000_match(card, fct, n) \
    525 ((((((card)->manufacturer != PCMCIA_VENDOR_INVALID) && \
    526     ((card)->manufacturer == ne2000devs[(n)].manufacturer) && \
    527     ((card)->product != PCMCIA_PRODUCT_INVALID) && \
    528     ((card)->product == ne2000devs[(n)].product)) || \
    529    ((ne2000devs[(n)].cis_info[0]) && (ne2000devs[(n)].cis_info[1]) && \
    530     (strcmp((card)->cis1_info[0], ne2000devs[(n)].cis_info[0]) == 0) && \
    531     (strcmp((card)->cis1_info[1], ne2000devs[(n)].cis_info[1]) == 0))) && \
    532   ((fct) == ne2000devs[(n)].function))? \
    533  &ne2000devs[(n)]:NULL)
    534 
    535 int
    536 ne_pcmcia_match(parent, match, aux)
    537 	struct device *parent;
    538 	struct cfdata *match;
    539 	void *aux;
    540 {
    541 	struct pcmcia_attach_args *pa = aux;
    542 	int i;
    543 
    544 	for (i = 0; i < NE2000_NDEVS; i++) {
    545 		if (ne2000_match(pa->card, pa->pf->number, i))
    546 			return (1);
    547 	}
    548 
    549 	return (0);
    550 }
    551 
    552 void
    553 ne_pcmcia_attach(parent, self, aux)
    554 	struct device *parent, *self;
    555 	void *aux;
    556 {
    557 	struct ne_pcmcia_softc *psc = (void *) self;
    558 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    559 	struct dp8390_softc *dsc = &nsc->sc_dp8390;
    560 	struct pcmcia_attach_args *pa = aux;
    561 	struct pcmcia_config_entry *cfe;
    562 	const struct ne2000dev *ne_dev;
    563 	int i;
    564 	u_int8_t myea[6], *enaddr;
    565 	const char *typestr = "";
    566 
    567 	psc->sc_pf = pa->pf;
    568 
    569 	for (cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head); cfe != NULL;
    570 	    cfe = SIMPLEQ_NEXT(cfe, cfe_list)) {
    571 #if 0
    572 		/*
    573 		 * Some ne2000 driver's claim to have memory; others don't.
    574 		 * Since I don't care, I don't check.
    575 		 */
    576 
    577 		if (cfe->num_memspace != 1) {
    578 			printf(": unexpected number of memory spaces "
    579 			    " %d should be 1\n", cfe->num_memspace);
    580 			continue;
    581 		}
    582 #endif
    583 
    584 		if (cfe->num_iospace == 1) {
    585 			if (cfe->iospace[0].length != NE2000_NPORTS) {
    586 				printf(": unexpected I/O space configuration"
    587 				    " (continued)\n%s", dsc->sc_dev.dv_xname);
    588 				/* XXX really safe for all other cards? */
    589 			}
    590 		} else if (cfe->num_iospace == 2) {
    591 			/*
    592 			 * Some cards report a separate space for NIC and ASIC.
    593 			 * This make some sense, but we must allocate a single
    594 			 * NE2000_NPORTS-sized chunk, due to brain damaged
    595 			 * address decoders on some of these cards.
    596 			 */
    597 			if (cfe->iospace[0].length + cfe->iospace[1].length !=
    598 			    NE2000_NPORTS) {
    599 #ifdef DIAGNOSTIC
    600 				printf(": unexpected I/O "
    601 				    "space configuration; ignored\n%s",
    602 				    dsc->sc_dev.dv_xname);
    603 #endif
    604 				continue;
    605 			}
    606 		} else {
    607 #ifdef DIAGNOSTIC
    608 			printf(": unexpected number of i/o spaces %d"
    609 			    " should be 1 or 2; ignored\n%s",
    610 			    cfe->num_iospace, dsc->sc_dev.dv_xname);
    611 #endif
    612 			continue;
    613 		}
    614 
    615 		if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start,
    616 		    NE2000_NPORTS, NE2000_NPORTS, &psc->sc_pcioh)) {
    617 #ifdef DIAGNOSTIC
    618 			printf(": can't allocate i/o space %lx; ignored\n%s",
    619 			    cfe->iospace[0].start, dsc->sc_dev.dv_xname);
    620 #endif
    621 			continue;
    622 		}
    623 
    624 		/* Ok, found. */
    625 		break;
    626 	}
    627 
    628 	if (cfe == NULL) {
    629 		printf(": no suitable config entry\n");
    630 		goto fail_1;
    631 	}
    632 
    633 	dsc->sc_regt = psc->sc_pcioh.iot;
    634 	dsc->sc_regh = psc->sc_pcioh.ioh;
    635 
    636 	nsc->sc_asict = psc->sc_pcioh.iot;
    637 	if (bus_space_subregion(dsc->sc_regt, dsc->sc_regh,
    638 	    NE2000_ASIC_OFFSET, NE2000_ASIC_NPORTS,
    639 	    &nsc->sc_asich)) {
    640 		printf(": can't get subregion for asic\n");
    641 		goto fail_2;
    642 	}
    643 
    644 	/* Set up power management hooks. */
    645 	dsc->sc_enable = ne_pcmcia_enable;
    646 	dsc->sc_disable = ne_pcmcia_disable;
    647 
    648 	/* Enable the card. */
    649 	pcmcia_function_init(pa->pf, cfe);
    650 	if (pcmcia_function_enable(pa->pf)) {
    651 		printf(": function enable failed\n");
    652 		goto fail_2;
    653 	}
    654 
    655 	/* some cards claim to be io16, but they're lying. */
    656 	if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_IO8,
    657 	    NE2000_NIC_OFFSET, NE2000_NIC_NPORTS,
    658 	    &psc->sc_pcioh, &psc->sc_nic_io_window)) {
    659 		printf(": can't map NIC i/o space\n");
    660 		goto fail_3;
    661 	}
    662 
    663 	if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_IO16,
    664 	    NE2000_ASIC_OFFSET, NE2000_ASIC_NPORTS,
    665 	    &psc->sc_pcioh, &psc->sc_asic_io_window)) {
    666 		printf(": can't map ASIC i/o space\n");
    667 		goto fail_4;
    668 	}
    669 
    670 	printf("\n");
    671 
    672 	/*
    673 	 * Read the station address from the board.
    674 	 */
    675 	i = 0;
    676 again:
    677 	enaddr = NULL;			/* Ask ASIC by default */
    678 	for (; i < NE2000_NDEVS; i++) {
    679 		ne_dev = ne2000_match(pa->card, pa->pf->number, i);
    680 		if (ne_dev != NULL) {
    681 			if (ne_dev->enet_maddr >= 0) {
    682 				enaddr = ne_pcmcia_get_enaddr(psc,
    683 				    ne_dev->enet_maddr, myea);
    684 				if (enaddr == NULL)
    685 					continue;
    686 			}
    687 			break;
    688 		}
    689 	}
    690 	if (i == NE2000_NDEVS) {
    691 		printf("%s: can't match ethernet vendor code\n",
    692 		    dsc->sc_dev.dv_xname);
    693 		goto fail_5;
    694 	}
    695 
    696 	if ((ne_dev->flags & NE2000DVF_DL10019) != 0) {
    697 		u_int8_t type;
    698 
    699 		enaddr = ne_pcmcia_dl10019_get_enaddr(psc, myea);
    700 		if (enaddr == NULL) {
    701 			++i;
    702 			goto again;
    703 		}
    704 
    705 		dsc->sc_mediachange = dl10019_mediachange;
    706 		dsc->sc_mediastatus = dl10019_mediastatus;
    707 		dsc->init_card = dl10019_init_card;
    708 		dsc->stop_card = dl10019_stop_card;
    709 		dsc->sc_media_init = dl10019_media_init;
    710 		dsc->sc_media_fini = dl10019_media_fini;
    711 
    712 		/* Determine if this is a DL10019 or a DL10022. */
    713 		type = bus_space_read_1(nsc->sc_asict, nsc->sc_asich, 0x0f);
    714 		if (type == 0x91 || type == 0x99) {
    715 			nsc->sc_type = NE2000_TYPE_DL10022;
    716 			typestr = " (DL10022)";
    717 		} else {
    718 			nsc->sc_type = NE2000_TYPE_DL10019;
    719 			typestr = " (DL10019)";
    720 		}
    721 	}
    722 
    723 	if ((ne_dev->flags & NE2000DVF_AX88190) != 0) {
    724 		if (ne_pcmcia_ax88190_set_iobase(psc)) {
    725 			++i;
    726 			goto again;
    727 		}
    728 
    729 		dsc->sc_mediachange = ax88190_mediachange;
    730 		dsc->sc_mediastatus = ax88190_mediastatus;
    731 		dsc->init_card = ax88190_init_card;
    732 		dsc->stop_card = ax88190_stop_card;
    733 		dsc->sc_media_init = ax88190_media_init;
    734 		dsc->sc_media_fini = ax88190_media_fini;
    735 
    736 		nsc->sc_type = NE2000_TYPE_AX88190;
    737 		typestr = " (AX88190)";
    738 	}
    739 
    740 	if (enaddr != NULL) {
    741 		/*
    742 		 * Make sure this is what we expect.
    743 		 */
    744 		if (enaddr[0] != ne_dev->enet_vendor[0] ||
    745 		    enaddr[1] != ne_dev->enet_vendor[1] ||
    746 		    enaddr[2] != ne_dev->enet_vendor[2]) {
    747 			++i;
    748 			goto again;
    749 		}
    750 	}
    751 
    752 	/*
    753 	 * Check for a RealTek 8019.
    754 	 */
    755 	if (nsc->sc_type == 0) {
    756 		bus_space_write_1(dsc->sc_regt, dsc->sc_regh, ED_P0_CR,
    757 		    ED_CR_PAGE_0 | ED_CR_STP);
    758 		if (bus_space_read_1(dsc->sc_regt, dsc->sc_regh,
    759 		    NERTL_RTL0_8019ID0) == RTL0_8019ID0 &&
    760 		    bus_space_read_1(dsc->sc_regt, dsc->sc_regh,
    761 		    NERTL_RTL0_8019ID1) == RTL0_8019ID1) {
    762 			typestr = " (RTL8019)";
    763 			dsc->sc_mediachange = rtl80x9_mediachange;
    764 			dsc->sc_mediastatus = rtl80x9_mediastatus;
    765 				dsc->init_card = rtl80x9_init_card;
    766 			dsc->sc_media_init = rtl80x9_media_init;
    767 		}
    768 	}
    769 
    770 	printf("%s: %s%s Ethernet\n", dsc->sc_dev.dv_xname, ne_dev->name,
    771 	    typestr);
    772 
    773 	if (ne2000_attach(nsc, enaddr))
    774 		goto fail_5;
    775 
    776 	pcmcia_function_disable(pa->pf);
    777 	return;
    778 
    779  fail_5:
    780 	/* Unmap ASIC i/o windows. */
    781 	pcmcia_io_unmap(psc->sc_pf, psc->sc_asic_io_window);
    782 
    783  fail_4:
    784 	/* Unmap NIC i/o windows. */
    785 	pcmcia_io_unmap(psc->sc_pf, psc->sc_nic_io_window);
    786 
    787  fail_3:
    788 	pcmcia_function_disable(pa->pf);
    789 
    790  fail_2:
    791 	/* Free our i/o space. */
    792 	pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
    793 
    794  fail_1:
    795 	psc->sc_nic_io_window = -1;
    796 }
    797 
    798 int
    799 ne_pcmcia_detach(self, flags)
    800 	struct device *self;
    801 	int flags;
    802 {
    803 	struct ne_pcmcia_softc *psc = (struct ne_pcmcia_softc *)self;
    804 	int error;
    805 
    806 	if (psc->sc_nic_io_window == -1)
    807 		/* Nothing to detach. */
    808 		return (0);
    809 
    810 	error = ne2000_detach(&psc->sc_ne2000, flags);
    811 	if (error != 0)
    812 		return (error);
    813 
    814 	/* Unmap our i/o windows. */
    815 	pcmcia_io_unmap(psc->sc_pf, psc->sc_asic_io_window);
    816 	pcmcia_io_unmap(psc->sc_pf, psc->sc_nic_io_window);
    817 
    818 	/* Free our i/o space. */
    819 	pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
    820 
    821 	return (0);
    822 }
    823 
    824 int
    825 ne_pcmcia_enable(dsc)
    826 	struct dp8390_softc *dsc;
    827 {
    828 	struct ne_pcmcia_softc *psc = (struct ne_pcmcia_softc *)dsc;
    829 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    830 
    831 	/* set up the interrupt */
    832 	psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, dp8390_intr,
    833 	    dsc);
    834 	if (psc->sc_ih == NULL) {
    835 		printf("%s: couldn't establish interrupt\n",
    836 		    dsc->sc_dev.dv_xname);
    837 		goto fail_1;
    838 	}
    839 
    840 	if (pcmcia_function_enable(psc->sc_pf))
    841 		goto fail_2;
    842 
    843 	if (nsc->sc_type == NE2000_TYPE_AX88190)
    844 		if (ne_pcmcia_ax88190_set_iobase(psc))
    845 			goto fail_3;
    846 
    847 	return (0);
    848 
    849  fail_3:
    850 	pcmcia_function_disable(psc->sc_pf);
    851  fail_2:
    852 	pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
    853  fail_1:
    854 	return (1);
    855 }
    856 
    857 void
    858 ne_pcmcia_disable(dsc)
    859 	struct dp8390_softc *dsc;
    860 {
    861 	struct ne_pcmcia_softc *psc = (struct ne_pcmcia_softc *)dsc;
    862 
    863 	pcmcia_function_disable(psc->sc_pf);
    864 	pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
    865 }
    866 
    867 u_int8_t *
    868 ne_pcmcia_get_enaddr(psc, maddr, myea)
    869 	struct ne_pcmcia_softc *psc;
    870 	int maddr;
    871 	u_int8_t myea[ETHER_ADDR_LEN];
    872 {
    873 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    874 	struct dp8390_softc *dsc = &nsc->sc_dp8390;
    875 	struct pcmcia_mem_handle pcmh;
    876 	bus_size_t offset;
    877 	u_int8_t *enaddr = NULL;
    878 	int j, mwindow;
    879 
    880 	if (maddr < 0)
    881 		return (NULL);
    882 
    883 	if (pcmcia_mem_alloc(psc->sc_pf, ETHER_ADDR_LEN * 2, &pcmh)) {
    884 		printf("%s: can't alloc mem for enet addr\n",
    885 		    dsc->sc_dev.dv_xname);
    886 		goto fail_1;
    887 	}
    888 	if (pcmcia_mem_map(psc->sc_pf, PCMCIA_MEM_ATTR, maddr,
    889 	    ETHER_ADDR_LEN * 2, &pcmh, &offset, &mwindow)) {
    890 		printf("%s: can't map mem for enet addr\n",
    891 		    dsc->sc_dev.dv_xname);
    892 		goto fail_2;
    893 	}
    894 	for (j = 0; j < ETHER_ADDR_LEN; j++)
    895 		myea[j] = bus_space_read_1(pcmh.memt, pcmh.memh,
    896 		    offset + (j * 2));
    897 	enaddr = myea;
    898 
    899 	pcmcia_mem_unmap(psc->sc_pf, mwindow);
    900  fail_2:
    901 	pcmcia_mem_free(psc->sc_pf, &pcmh);
    902  fail_1:
    903 	return (enaddr);
    904 }
    905 
    906 u_int8_t *
    907 ne_pcmcia_dl10019_get_enaddr(psc, myea)
    908 	struct ne_pcmcia_softc *psc;
    909 	u_int8_t myea[ETHER_ADDR_LEN];
    910 {
    911 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    912 	u_int8_t sum;
    913 	int j;
    914 
    915 #define PAR0	0x04
    916 	for (j = 0, sum = 0; j < 8; j++)
    917 		sum += bus_space_read_1(nsc->sc_asict, nsc->sc_asich,
    918 		    PAR0 + j);
    919 	if (sum != 0xff)
    920 		return (NULL);
    921 	for (j = 0; j < ETHER_ADDR_LEN; j++)
    922 		myea[j] = bus_space_read_1(nsc->sc_asict,
    923 		    nsc->sc_asich, PAR0 + j);
    924 #undef PAR0
    925 	return (myea);
    926 }
    927 
    928 int
    929 ne_pcmcia_ax88190_set_iobase(psc)
    930 	struct ne_pcmcia_softc *psc;
    931 {
    932 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    933 	struct dp8390_softc *dsc = &nsc->sc_dp8390;
    934 	struct pcmcia_mem_handle pcmh;
    935 	bus_size_t offset;
    936 	int rv = 1, mwindow;
    937 	u_int last_liobase, new_liobase;
    938 
    939 	if (pcmcia_mem_alloc(psc->sc_pf, AX88190_LAN_IOSIZE, &pcmh)) {
    940 #if 0
    941 		printf("%s: can't alloc mem for LAN iobase\n",
    942 		    dsc->sc_dev.dv_xname);
    943 #endif
    944 		goto fail_1;
    945 	}
    946 	if (pcmcia_mem_map(psc->sc_pf, PCMCIA_MEM_ATTR,
    947 	    AX88190_LAN_IOBASE, AX88190_LAN_IOSIZE,
    948 	    &pcmh, &offset, &mwindow)) {
    949 		printf("%s: can't map mem for LAN iobase\n",
    950 		    dsc->sc_dev.dv_xname);
    951 		goto fail_2;
    952 	}
    953 
    954 	last_liobase = bus_space_read_1(pcmh.memt, pcmh.memh, offset + 0) |
    955 	    (bus_space_read_1(pcmh.memt, pcmh.memh, offset + 2) << 8);
    956 #ifdef DIAGNOSTIC
    957 	printf("%s: LAN iobase 0x%x (0x%x) ->", dsc->sc_dev.dv_xname,
    958 	    last_liobase, (u_int)psc->sc_pcioh.addr);
    959 #endif
    960 	bus_space_write_1(pcmh.memt, pcmh.memh, offset,
    961 	    psc->sc_pcioh.addr & 0xff);
    962 	bus_space_write_1(pcmh.memt, pcmh.memh, offset + 2,
    963 	    psc->sc_pcioh.addr >> 8);
    964 
    965 	new_liobase = bus_space_read_1(pcmh.memt, pcmh.memh, offset + 0) |
    966 	    (bus_space_read_1(pcmh.memt, pcmh.memh, offset + 2) << 8);
    967 #ifdef DIAGNOSTIC
    968 	printf(" 0x%x\n", new_liobase);
    969 #endif
    970 	if ((last_liobase == psc->sc_pcioh.addr)
    971 	    || (last_liobase != new_liobase))
    972 		rv = 0;
    973 
    974 	pcmcia_mem_unmap(psc->sc_pf, mwindow);
    975  fail_2:
    976 	pcmcia_mem_free(psc->sc_pf, &pcmh);
    977  fail_1:
    978 	return (rv);
    979 }
    980