sys/dev/isapnp/if_cs_isapnp.c

   1 /* $NetBSD: if_cs_isapnp.c,v 1.16 2009/09/22 14:55:19 tsutsui Exp $ */
   2
   3 /*-
   4  * Copyright (c)2001 YAMAMOTO Takashi,
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 #include <sys/cdefs.h>
  30 __KERNEL_RCSID(0, "$NetBSD: if_cs_isapnp.c,v 1.16 2009/09/22 14:55:19 tsutsui Exp $");
  31
  32 #include <sys/param.h>
  33 #include <sys/systm.h>
  34 #include <sys/device.h>
  35 #include <sys/socket.h>
  36
  37 #include "rnd.h"
  38 #if NRND > 0
  39 #include <sys/rnd.h>
  40 #endif
  41
  42 #include <net/if.h>
  43 #include <net/if_ether.h>
  44 #include <net/if_media.h>
  45
  46 #include <sys/bus.h>
  47 #include <sys/intr.h>
  48
  49 #include <dev/isa/isavar.h>
  50
  51 #include <dev/ic/cs89x0reg.h>
  52 #include <dev/ic/cs89x0var.h>
  53
  54 #include <dev/isapnp/isapnpreg.h>
  55 #include <dev/isapnp/isapnpvar.h>
  56 #include <dev/isapnp/isapnpdevs.h>
  57
  58 #define DEVNAME(sc) device_xname((sc)->sc_dev)
  59
  60 static int cs_isapnp_match(device_t, cfdata_t, void *);
  61 static void cs_isapnp_attach(device_t, device_t, void *);
  62
  63 #ifdef notyet
  64 CFATTACH_DECL_NEW(cs_isapnp, sizeof(struct cs_softc_isa),
  65     cs_isapnp_match, cs_isapnp_attach, NULL, NULL);
  66 #else
  67 CFATTACH_DECL_NEW(cs_isapnp, sizeof(struct cs_softc),
  68     cs_isapnp_match, cs_isapnp_attach, NULL, NULL);
  69 #endif
  70
  71 int
  72 cs_isapnp_match(device_t parent, cfdata_t match, void *aux)
  73 {
  74         int pri, variant;
  75
  76         pri = isapnp_devmatch(aux, &isapnp_cs_devinfo, &variant);
  77         if (pri && variant > 0)
  78                 pri = 0;
  79         return pri;
  80 }
  81
  82 void
  83 cs_isapnp_attach(device_t parent, device_t self, void *aux)
  84 {
  85 #ifdef notyet
  86         struct cs_softc_isa *isc = device_private(sc);
  87         struct cs_softc *sc = &sc->sc_cs;
  88 #else
  89         struct cs_softc *sc = device_private(self);
  90 #endif
  91         struct isapnp_attach_args *ipa = aux;
  92 #ifdef notyet
  93         int i;
  94 #endif
  95
  96         sc->sc_dev = self;
  97
  98         printf("\n");
  99
 100         if (ipa->ipa_nio != 1 || ipa->ipa_nirq != 1 || ipa->ipa_ndrq) {
 101                 printf("%s: unexpected resource requirements\n",
 102                         DEVNAME(sc));
 103                 return;
 104         }
 105
 106         if (ipa->ipa_io[0].length != CS8900_IOSIZE) {
 107                 printf("%s: unexpected io size\n", DEVNAME(sc));
 108                 return;
 109         }
 110
 111         if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
 112                 printf("%s: unable to allocate resources\n", DEVNAME(sc));
 113                 return;
 114         }
 115
 116         printf("%s: %s %s\n", DEVNAME(sc), ipa->ipa_devident,
 117                 ipa->ipa_devclass);
 118
 119 #ifdef notyet
 120 #ifdef DEBUG
 121         printf("%s: nio=%u, nmem=%u, nmem32=%u, ndrq=%u, nirq=%u\n", DEVNAME(sc),
 122                 ipa->ipa_nio, ipa->ipa_nmem, ipa->ipa_nmem32, ipa->ipa_ndrq, ipa->ipa_nirq);
 123 #endif
 124         isc->sc_ic = ipa->ipa_ic;
 125         isc->sc_drq = -1;
 126 #endif
 127         sc->sc_iot = ipa->ipa_iot;
 128         sc->sc_ioh = ipa->ipa_io[0].h;
 129         sc->sc_irq = ipa->ipa_irq[0].num;
 130
 131 #ifdef notyet
 132         for (i = 0; i < ipa->ipa_nmem; i++) {
 133                 if (ipa->ipa_mem[i].length == CS8900_MEMSIZE) {
 134 #if 0
 135                         u_int16_t id;
 136
 137                         id = CS_READ_PACKET_PAGE_MEM(sc, PKTPG_EISA_NUM);
 138                         if (id != EISA_NUM_CRYSTAL) {
 139                                 printf("%s: unexpected id(%u)\n",
 140                                          DEVNAME(sc), id);
 141                                 continue;
 142                         }
 143                         printf("%s: correct id(%u) from mem=%u\n",
 144                                  DEVNAME(sc), id, (u_int)ipa->ipa_mem[i].h);
 145 #endif
 146
 147                         sc->sc_memt = ipa->ipa_memt;
 148                         sc->sc_memh = ipa->ipa_mem[i].h;
 149                         sc->sc_pktpgaddr = ipa->ipa_mem[i].base;
 150                         sc->sc_cfgflags |= CFGFLG_MEM_MODE;
 151                         printf("%s: memory mode\n", DEVNAME(sc));
 152                         break;
 153                 }
 154         }
 155 #endif
 156
 157         sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
 158                 ipa->ipa_irq[0].type, IPL_NET, cs_intr, sc);
 159         if (sc->sc_ih == 0) {
 160                 printf("%s: unable to establish interrupt\n",
 161                         DEVNAME(sc));
 162                 goto fail;
 163         }
 164
 165         if (cs_attach(sc, 0, 0, 0, 0)) {
 166                 printf("%s: unable to attach\n", DEVNAME(sc));
 167                 goto fail;
 168         }
 169
 170         return;
 171
 172 fail:
 173         if (sc->sc_ih)
 174                 isa_intr_disestablish(ipa->ipa_ic, sc->sc_ih);
 175         isapnp_unconfig(ipa->ipa_iot, ipa->ipa_memt, ipa);
 176 }