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if_ne_pcmcia.c revision 1.1.2.4
      1 /*	$NetBSD: if_ne_pcmcia.c,v 1.1.2.4 1997/10/16 17:30:42 thorpej Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1997 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
      9  * NASA Ames Research Center.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. Redistributions in binary form must reproduce the above copyright
     17  *    notice, this list of conditions and the following disclaimer in the
     18  *    documentation and/or other materials provided with the distribution.
     19  * 3. All advertising materials mentioning features or use of this software
     20  *    must display the following acknowledgement:
     21  *	This product includes software developed by the NetBSD
     22  *	Foundation, Inc. and its contributors.
     23  * 4. Neither the name of The NetBSD Foundation nor the names of its
     24  *    contributors may be used to endorse or promote products derived
     25  *    from this software without specific prior written permission.
     26  *
     27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     37  * POSSIBILITY OF SUCH DAMAGE.
     38  */
     39 
     40 #include <sys/param.h>
     41 #include <sys/systm.h>
     42 #include <sys/select.h>
     43 #include <sys/device.h>
     44 #include <sys/socket.h>
     45 
     46 #include <net/if_types.h>
     47 #include <net/if.h>
     48 #include <net/if_ether.h>
     49 
     50 #include <machine/bus.h>
     51 #include <machine/intr.h>
     52 
     53 #include <dev/pcmcia/pcmciareg.h>
     54 #include <dev/pcmcia/pcmciavar.h>
     55 
     56 #include <dev/ic/dp8390reg.h>
     57 #include <dev/ic/dp8390var.h>
     58 
     59 #include <dev/ic/ne2000reg.h>
     60 #include <dev/ic/ne2000var.h>
     61 
     62 #ifdef __BROKEN_INDIRECT_CONFIG
     63 int ne_pcmcia_match __P((struct device *, void *, void *));
     64 #else
     65 int ne_pcmcia_match __P((struct device *, struct cfdata *, void *));
     66 #endif
     67 void ne_pcmcia_attach __P((struct device *, struct device *, void *));
     68 
     69 int	ne_pcmcia_enable __P((struct dp8390_softc *));
     70 void	ne_pcmcia_disable __P((struct dp8390_softc *));
     71 
     72 struct ne_pcmcia_softc {
     73 	struct ne2000_softc sc_ne2000;		/* real "ne2000" softc */
     74 
     75 	/* PCMCIA-specific goo */
     76 	struct pcmcia_io_handle sc_pcioh;	/* PCMCIA i/o information */
     77 	int sc_asic_io_window;			/* i/o window for ASIC */
     78 	int sc_nic_io_window;			/* i/o window for NIC */
     79 	struct pcmcia_function *sc_pf;		/* our PCMCIA function */
     80 	void *sc_ih;				/* interrupt handle */
     81 };
     82 
     83 struct cfattach ne_pcmcia_ca = {
     84 	sizeof(struct ne_pcmcia_softc), ne_pcmcia_match, ne_pcmcia_attach
     85 };
     86 
     87 struct ne2000dev {
     88     char *name;
     89     int manufacturer;
     90     int product;
     91     char *cis1_info0;
     92     char *cis1_info1;
     93     int function;
     94     int enet_maddr;
     95     unsigned char enet_vendor[3];
     96 } ne2000devs[] = {
     97     { "PreMax PE-200",
     98       0xffff, 0xffff, "PMX   ", "PE-200", 0,
     99       0x07f0, { 0x00, 0x20, 0xe0 } },
    100     { "National Semiconductor InfoMover",
    101       0x00a4, 0x0002, NULL, NULL, 0,
    102       0x0ff0, { 0x08, 0x00, 0x5a } },
    103     { "DEC DEPCM-BA",
    104       0x0000, 0x0000, "DIGITAL", "DEPCM-XX", 0,
    105       0x0ff0, { 0x00, 0x00, 0xe8 } },
    106     /* this card might need pcic_alloc_iobase < 0x400, and/or
    107        CIRRUS_PD672X on TI TravelMate 5000 needs it: */
    108     { "Linksys EthernetCard",
    109       0x0149, 0x0265, "LINKSYS", "E-CARD",
    110       0, -1, { 0x00, 0x80, 0xc8 } },
    111     { "Planet SmartCOM 2000",
    112       0xffffffff, 0xffff,  "PCMCIA", "UE2212", 0,
    113       0xff0, { 0x00, 0x00, 0xe8 } },
    114 #if 0
    115     /* the rest of these are stolen from the linux pcnet pcmcia device
    116        driver.  Since I don't know the manfid or cis info strings for
    117        any of them, they're not compiled in until I do. */
    118 
    119     { "Accton EN2212",
    120       0x0000, 0x0000, NULL, NULL, 0,
    121       0x0ff0, { 0x00, 0x00, 0xe8 } },
    122     { "Allied Telesis LA-PCM",
    123       0x0000, 0x0000, NULL, NULL, 0,
    124       0x0ff0, { 0x00, 0x00, 0xf4 } },
    125     { "APEX MultiCard",
    126       0x0000, 0x0000, NULL, NULL, 0,
    127       0x03f4, { 0x00, 0x20, 0xe5 } },
    128     { "ASANTE FriendlyNet",
    129       0x0000, 0x0000, NULL, NULL, 0,
    130       0x4910, { 0x00, 0x00, 0x94 } },
    131     { "Danpex EN-6200P2",
    132       0x0000, 0x0000, NULL, NULL, 0,
    133       0x0110, { 0x00, 0x40, 0xc7 } },
    134     { "DataTrek NetCard",
    135       0x0000, 0x0000, NULL, NULL, 0,
    136       0x0ff0, { 0x00, 0x20, 0xe8 } },
    137     { "Dayna CommuniCard E",
    138       0x0000, 0x0000, NULL, NULL, 0,
    139       0x0110, { 0x00, 0x80, 0x19 } },
    140     { "D-Link DE-650",
    141       0x0000, 0x0000, NULL, NULL, 0,
    142       0x0040, { 0x00, 0x80, 0xc8 } },
    143     { "EP-210 Ethernet",
    144       0x0000, 0x0000, NULL, NULL, 0,
    145       0x0110, { 0x00, 0x40, 0x33 } },
    146     { "Epson EEN10B",
    147       0x0000, 0x0000, NULL, NULL, 0,
    148       0x0ff0, { 0x00, 0x00, 0x48 } },
    149     { "ELECOM Laneed LD-CDWA",
    150       0x0000, 0x0000, NULL, NULL, 0,
    151       0x00b8, { 0x08, 0x00, 0x42 } },
    152     { "Grey Cell GCS2220",
    153       0x0000, 0x0000, NULL, NULL, 0,
    154       0x0000, { 0x00, 0x47, 0x43 } },
    155     { "Hypertec Ethernet",
    156       0x0000, 0x0000, NULL, NULL, 0,
    157       0x01c0, { 0x00, 0x40, 0x4c } },
    158     { "IBM CCAE",
    159       0x0000, 0x0000, NULL, NULL, 0,
    160       0x0ff0, { 0x08, 0x00, 0x5a } },
    161     { "IBM CCAE",
    162       0x0000, 0x0000, NULL, NULL, 0,
    163       0x0ff0, { 0x00, 0x04, 0xac } },
    164     { "IBM CCAE",
    165       0x0000, 0x0000, NULL, NULL, 0,
    166       0x0ff0, { 0x00, 0x06, 0x29 } },
    167     { "IBM FME",
    168       0x0000, 0x0000, NULL, NULL, 0,
    169       0x0374, { 0x00, 0x04, 0xac } },
    170     { "IBM FME",
    171       0x0000, 0x0000, NULL, NULL, 0,
    172       0x0374, { 0x08, 0x00, 0x5a } },
    173     { "I-O DATA PCLA/T",
    174       0x0000, 0x0000, NULL, NULL, 0,
    175       0x0ff0, { 0x00, 0xa0, 0xb0 } },
    176     { "Katron PE-520",
    177       0x0000, 0x0000, NULL, NULL, 0,
    178       0x0110, { 0x00, 0x40, 0xf6 } },
    179     { "Kingston KNE-PCM/x",
    180       0x0000, 0x0000, NULL, NULL, 0,
    181       0x0ff0, { 0x00, 0xc0, 0xf0 } },
    182     { "Kingston KNE-PCM/x",
    183       0x0000, 0x0000, NULL, NULL, 0,
    184       0x0ff0, { 0xe2, 0x0c, 0x0f } },
    185     { "Kingston KNE-PC2",
    186       0x0000, 0x0000, NULL, NULL, 0,
    187       0x0180, { 0x00, 0xc0, 0xf0 } },
    188     { "Longshine LCS-8534",
    189       0x0000, 0x0000, NULL, NULL, 0,
    190       0x0000, { 0x08, 0x00, 0x00 } },
    191     { "Maxtech PCN2000",
    192       0x0000, 0x0000, NULL, NULL, 0,
    193       0x5000, { 0x00, 0x00, 0xe8 } },
    194     { "NDC Instant-Link",
    195       0x0000, 0x0000, NULL, NULL, 0,
    196       0x003a, { 0x00, 0x80, 0xc6 } },
    197     { "NE2000 Compatible",
    198       0x0000, 0x0000, NULL, NULL, 0,
    199       0x0ff0, { 0x00, 0xa0, 0x0c } },
    200     { "Network General Sniffer",
    201       0x0000, 0x0000, NULL, NULL, 0,
    202       0x0ff0, { 0x00, 0x00, 0x65 } },
    203     { "Panasonic VEL211",
    204       0x0000, 0x0000, NULL, NULL, 0,
    205       0x0ff0, { 0x00, 0x80, 0x45 } },
    206     { "RPTI EP400",
    207       0x0000, 0x0000, NULL, NULL, 0,
    208       0x0110, { 0x00, 0x40, 0x95 } },
    209     { "SCM Ethernet",
    210       0x0000, 0x0000, NULL, NULL, 0,
    211       0x0ff0, { 0x00, 0x20, 0xcb } },
    212     { "Socket EA",
    213       0x0000, 0x0000, NULL, NULL, 0,
    214       0x4000, { 0x00, 0xc0, 0x1b } },
    215     { "Volktek NPL-402CT",
    216       0x0000, 0x0000, NULL, NULL, 0,
    217       0x0060, { 0x00, 0x40, 0x05 } },
    218 #endif
    219 };
    220 
    221 #define	NE2000_NDEVS	(sizeof(ne2000devs) / sizeof(ne2000devs[0]))
    222 
    223 #define ne2000_match(card, fct, n) \
    224 ((((((card)->manufacturer == ne2000devs[(n)].manufacturer) && \
    225     ((card)->product == ne2000devs[(n)].product)) || \
    226    ((ne2000devs[(n)].cis1_info0) && (ne2000devs[(n)].cis1_info1) && \
    227     (strcmp((card)->cis1_info[0], ne2000devs[(n)].cis1_info0) == 0) && \
    228     (strcmp((card)->cis1_info[1], ne2000devs[(n)].cis1_info1) == 0))) && \
    229   (pa->pf->number == ne2000devs[(n)].function))? \
    230  &ne2000devs[(n)]:NULL)
    231 
    232 int
    233 ne_pcmcia_match(parent, match, aux)
    234 	struct device *parent;
    235 #ifdef __BROKEN_INDIRECT_CONFIG
    236 	void *match;
    237 #else
    238 	struct cfdata *cf;
    239 #endif
    240 	void *aux;
    241 {
    242 	struct pcmcia_attach_args *pa = aux;
    243 	int i;
    244 
    245 	for (i = 0; i < NE2000_NDEVS; i++) {
    246 		if (ne2000_match(pa->card, pa->pf->number, i))
    247 			return (1);
    248 	}
    249 
    250 	return (0);
    251 }
    252 
    253 void
    254 ne_pcmcia_attach(parent, self, aux)
    255 	struct device *parent, *self;
    256 	void *aux;
    257 {
    258 	struct ne_pcmcia_softc *psc = (void *) self;
    259 	struct ne2000_softc *nsc = &psc->sc_ne2000;
    260 	struct dp8390_softc *dsc = &nsc->sc_dp8390;
    261 	struct pcmcia_attach_args *pa = aux;
    262 	struct pcmcia_config_entry *cfe;
    263 	struct ne2000dev *ne_dev;
    264 	struct pcmcia_mem_handle pcmh;
    265 	bus_addr_t offset;
    266 	int i, j, mwindow;
    267 	u_int8_t myea[6], *enaddr = NULL;
    268 
    269 	psc->sc_pf = pa->pf;
    270 	cfe = pa->pf->cfe_head.sqh_first;
    271 
    272 #if 0
    273 	/*
    274 	 * Some ne2000 driver's claim to have memory; others don't.
    275 	 * Since I don't care, I don't check.
    276 	 */
    277 
    278 	if (cfe->num_memspace != 1) {
    279 		printf(": unexpected number of memory spaces "
    280 		    " %d should be 1\n", cfe->num_memspace);
    281 		return;
    282 	}
    283 #endif
    284 
    285 	if (cfe->num_iospace == 1) {
    286 		if (cfe->iospace[0].length != NE2000_NPORTS) {
    287 			printf(": unexpected I/O space configuration\n");
    288 			return;
    289 		}
    290 	} else if (cfe->num_iospace == 2) {
    291 		/*
    292 		 * Some cards report a separate space for NIC and ASIC.
    293 		 * This make some sense, but we must allocate a single
    294 		 * NE2000_NPORTS-sized chunk, due to brain damaged
    295 		 * address decoders on some of these cards.
    296 		 */
    297 		if ((cfe->iospace[0].length + cfe->iospace[1].length) !=
    298 		    NE2000_NPORTS) {
    299 			printf(": unexpected I/O space configuration\n");
    300 			return;
    301 		}
    302 	} else {
    303 		printf(": unexpected number of i/o spaces %d"
    304 		    " should be 1 or 2\n", cfe->num_iospace);
    305 	}
    306 
    307 	if (pcmcia_io_alloc(pa->pf, 0, NE2000_NPORTS, NE2000_NPORTS,
    308 	    &psc->sc_pcioh)) {
    309 		printf(": can't alloc i/o space\n");
    310 		return;
    311 	}
    312 
    313 	dsc->sc_regt = psc->sc_pcioh.iot;
    314 	dsc->sc_regh = psc->sc_pcioh.ioh;
    315 
    316 	nsc->sc_asict = psc->sc_pcioh.iot;
    317 	if (bus_space_subregion(dsc->sc_regt, dsc->sc_regh,
    318 	    NE2000_ASIC_OFFSET, NE2000_ASIC_NPORTS,
    319 	    &nsc->sc_asich)) {
    320 		printf(": can't get subregion for asic\n");
    321 		return;
    322 	}
    323 
    324 	/* Set up power management hooks. */
    325 	dsc->sc_enable = ne_pcmcia_enable;
    326 	dsc->sc_disable = ne_pcmcia_disable;
    327 
    328 	/* Enable the card. */
    329 	pcmcia_function_init(pa->pf, cfe);
    330 	if (pcmcia_function_enable(pa->pf)) {
    331 		printf(": function enable failed\n");
    332 		return;
    333 	}
    334 
    335 	/* some cards claim to be io16, but they're lying. */
    336 	if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_IO8,
    337 	    NE2000_NIC_OFFSET, NE2000_NIC_NPORTS,
    338 	    &psc->sc_pcioh, &psc->sc_nic_io_window)) {
    339 		printf(": can't map NIC i/o space\n");
    340 		return;
    341 	}
    342 
    343 	if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_IO16,
    344 	    NE2000_ASIC_OFFSET, NE2000_ASIC_NPORTS,
    345 	    &psc->sc_pcioh, &psc->sc_asic_io_window)) {
    346 		printf(": can't map ASIC i/o space\n");
    347 		return;
    348 	}
    349 
    350 	printf("\n");
    351 
    352 	/*
    353 	 * Read the station address from the board.
    354 	 */
    355 	for (i = 0; i < NE2000_NDEVS; i++) {
    356 		if ((ne_dev = ne2000_match(pa->card, pa->pf->number, i))
    357 		    != NULL) {
    358 			if (ne_dev->enet_maddr >= 0) {
    359 				if (pcmcia_mem_alloc(pa->pf,
    360 				    ETHER_ADDR_LEN * 2, &pcmh)) {
    361 					printf("%s: can't alloc mem for"
    362 					    " enet addr\n",
    363 					    dsc->sc_dev.dv_xname);
    364 					return;
    365 				}
    366 				if (pcmcia_mem_map(pa->pf, PCMCIA_MEM_ATTR,
    367 				    ne_dev->enet_maddr, ETHER_ADDR_LEN * 2,
    368 				    &pcmh, &offset, &mwindow)) {
    369 					printf("%s: can't map mem for"
    370 					    " enet addr\n",
    371 					    dsc->sc_dev.dv_xname);
    372 					return;
    373 				}
    374 				for (j = 0; j < ETHER_ADDR_LEN; j++)
    375 					myea[j] = bus_space_read_1(pcmh.memt,
    376 					    pcmh.memh, offset + (j * 2));
    377 				pcmcia_mem_unmap(pa->pf, mwindow);
    378 				pcmcia_mem_free(pa->pf, &pcmh);
    379 				enaddr = myea;
    380 			}
    381 			break;
    382 		}
    383 	}
    384 
    385 	if (enaddr != NULL) {
    386 		/*
    387 		 * Make sure this is what we expect.
    388 		 */
    389 		if (enaddr[0] != ne_dev->enet_vendor[0] ||
    390 		    enaddr[1] != ne_dev->enet_vendor[1] ||
    391 		    enaddr[2] != ne_dev->enet_vendor[2]) {
    392 			printf("\n%s: enet addr has incorrect vendor code\n",
    393 			    dsc->sc_dev.dv_xname);
    394 			printf("%s: (%02x:%02x:%02x should be "
    395 			    "%02x:%02x:%02x)\n", dsc->sc_dev.dv_xname,
    396 			    enaddr[0], enaddr[1], enaddr[2],
    397 			    ne_dev->enet_vendor[0],
    398 			    ne_dev->enet_vendor[1],
    399 			    ne_dev->enet_vendor[2]);
    400 			return;
    401 		}
    402 	}
    403 
    404 	printf("%s: %s Ethernet\n", dsc->sc_dev.dv_xname, ne_dev->name);
    405 
    406 	ne2000_attach(nsc, enaddr);
    407 
    408 	pcmcia_function_disable(pa->pf);
    409 }
    410 
    411 int
    412 ne_pcmcia_enable(dsc)
    413 	struct dp8390_softc *dsc;
    414 {
    415 	struct ne_pcmcia_softc *psc = (struct ne_pcmcia_softc *)dsc;
    416 
    417 	/* set up the interrupt */
    418 	psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, dp8390_intr,
    419 	    dsc);
    420 	if (psc->sc_ih == NULL) {
    421 		printf("%s: couldn't establish interrupt\n",
    422 		    dsc->sc_dev.dv_xname);
    423 		return (1);
    424 	}
    425 
    426 	return (pcmcia_function_enable(psc->sc_pf));
    427 }
    428 
    429 void
    430 ne_pcmcia_disable(dsc)
    431 	struct dp8390_softc *dsc;
    432 {
    433 	struct ne_pcmcia_softc *psc = (struct ne_pcmcia_softc *)dsc;
    434 
    435 	pcmcia_function_disable(psc->sc_pf);
    436 
    437 	pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
    438 }
    439