if_we_mca.c revision 1.1.2.2
1 1.1.2.2 bouyer /* $NetBSD: if_we_mca.c,v 1.1.2.2 2001/03/27 15:32:06 bouyer Exp $ */ 2 1.1.2.2 bouyer 3 1.1.2.2 bouyer /*- 4 1.1.2.2 bouyer * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. 5 1.1.2.2 bouyer * All rights reserved. 6 1.1.2.2 bouyer * 7 1.1.2.2 bouyer * This code is derived from software contributed to The NetBSD Foundation 8 1.1.2.2 bouyer * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 1.1.2.2 bouyer * NASA Ames Research Center, and Jaromir Dolecek. 10 1.1.2.2 bouyer * 11 1.1.2.2 bouyer * Redistribution and use in source and binary forms, with or without 12 1.1.2.2 bouyer * modification, are permitted provided that the following conditions 13 1.1.2.2 bouyer * are met: 14 1.1.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 15 1.1.2.2 bouyer * notice, this list of conditions and the following disclaimer. 16 1.1.2.2 bouyer * 2. Redistributions in binary form must reproduce the above copyright 17 1.1.2.2 bouyer * notice, this list of conditions and the following disclaimer in the 18 1.1.2.2 bouyer * documentation and/or other materials provided with the distribution. 19 1.1.2.2 bouyer * 3. All advertising materials mentioning features or use of this software 20 1.1.2.2 bouyer * must display the following acknowledgement: 21 1.1.2.2 bouyer * This product includes software developed by the NetBSD 22 1.1.2.2 bouyer * Foundation, Inc. and its contributors. 23 1.1.2.2 bouyer * 4. Neither the name of The NetBSD Foundation nor the names of its 24 1.1.2.2 bouyer * contributors may be used to endorse or promote products derived 25 1.1.2.2 bouyer * from this software without specific prior written permission. 26 1.1.2.2 bouyer * 27 1.1.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 1.1.2.2 bouyer * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 1.1.2.2 bouyer * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 1.1.2.2 bouyer * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 1.1.2.2 bouyer * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 1.1.2.2 bouyer * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 1.1.2.2 bouyer * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 1.1.2.2 bouyer * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 1.1.2.2 bouyer * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 1.1.2.2 bouyer * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 1.1.2.2 bouyer * POSSIBILITY OF SUCH DAMAGE. 38 1.1.2.2 bouyer */ 39 1.1.2.2 bouyer 40 1.1.2.2 bouyer /* 41 1.1.2.2 bouyer * Device driver for National Semiconductor DS8390/WD83C690 based ethernet 42 1.1.2.2 bouyer * adapters. 43 1.1.2.2 bouyer * 44 1.1.2.2 bouyer * Copyright (c) 1994, 1995 Charles M. Hannum. All rights reserved. 45 1.1.2.2 bouyer * 46 1.1.2.2 bouyer * Copyright (C) 1993, David Greenman. This software may be used, modified, 47 1.1.2.2 bouyer * copied, distributed, and sold, in both source and binary form provided that 48 1.1.2.2 bouyer * the above copyright and these terms are retained. Under no circumstances is 49 1.1.2.2 bouyer * the author responsible for the proper functioning of this software, nor does 50 1.1.2.2 bouyer * the author assume any responsibility for damages incurred with its use. 51 1.1.2.2 bouyer */ 52 1.1.2.2 bouyer 53 1.1.2.2 bouyer /* 54 1.1.2.2 bouyer * Device driver for the Western Digital/SMC 8003 and 8013 series, 55 1.1.2.2 bouyer * and the SMC Elite Ultra (8216). 56 1.1.2.2 bouyer * 57 1.1.2.2 bouyer * Currently only tested with WD8003W/A. Other WD8003-based cards 58 1.1.2.2 bouyer * should work without problems, the SMC Elite based ones hopefully too. 59 1.1.2.2 bouyer */ 60 1.1.2.2 bouyer 61 1.1.2.2 bouyer #include <sys/param.h> 62 1.1.2.2 bouyer #include <sys/systm.h> 63 1.1.2.2 bouyer #include <sys/device.h> 64 1.1.2.2 bouyer #include <sys/socket.h> 65 1.1.2.2 bouyer #include <sys/mbuf.h> 66 1.1.2.2 bouyer #include <sys/syslog.h> 67 1.1.2.2 bouyer 68 1.1.2.2 bouyer #include <net/if.h> 69 1.1.2.2 bouyer #include <net/if_dl.h> 70 1.1.2.2 bouyer #include <net/if_types.h> 71 1.1.2.2 bouyer #include <net/if_media.h> 72 1.1.2.2 bouyer 73 1.1.2.2 bouyer #include <net/if_ether.h> 74 1.1.2.2 bouyer 75 1.1.2.2 bouyer #include <machine/bus.h> 76 1.1.2.2 bouyer #include <machine/bswap.h> 77 1.1.2.2 bouyer #include <machine/intr.h> 78 1.1.2.2 bouyer 79 1.1.2.2 bouyer #include <dev/mca/mcareg.h> 80 1.1.2.2 bouyer #include <dev/mca/mcavar.h> 81 1.1.2.2 bouyer #include <dev/mca/mcadevs.h> 82 1.1.2.2 bouyer 83 1.1.2.2 bouyer #include <dev/ic/dp8390reg.h> 84 1.1.2.2 bouyer #include <dev/ic/dp8390var.h> 85 1.1.2.2 bouyer #include <dev/ic/wereg.h> 86 1.1.2.2 bouyer #include <dev/ic/wevar.h> 87 1.1.2.2 bouyer 88 1.1.2.2 bouyer #define WD_8003 0x01 89 1.1.2.2 bouyer #define WD_ELITE 0x02 90 1.1.2.2 bouyer #define WD_MEMSIZE 16384 /* all supported cards have 16K Bytes memory */ 91 1.1.2.2 bouyer 92 1.1.2.2 bouyer int we_mca_probe __P((struct device *, struct cfdata *, void *)); 93 1.1.2.2 bouyer void we_mca_attach __P((struct device *, struct device *, void *)); 94 1.1.2.2 bouyer void we_mca_init_hook __P((struct we_softc *)); 95 1.1.2.2 bouyer 96 1.1.2.2 bouyer struct cfattach we_mca_ca = { 97 1.1.2.2 bouyer sizeof(struct we_softc), we_mca_probe, we_mca_attach 98 1.1.2.2 bouyer }; 99 1.1.2.2 bouyer 100 1.1.2.2 bouyer /* 101 1.1.2.2 bouyer * The types for some cards may not be correct; hopefully it's close 102 1.1.2.2 bouyer * enough. 103 1.1.2.2 bouyer */ 104 1.1.2.2 bouyer static const struct we_mca_product { 105 1.1.2.2 bouyer u_int32_t we_id; 106 1.1.2.2 bouyer const char *we_name; 107 1.1.2.2 bouyer int we_flag; 108 1.1.2.2 bouyer int we_type; 109 1.1.2.2 bouyer const char *we_typestr; 110 1.1.2.2 bouyer } we_mca_products[] = { 111 1.1.2.2 bouyer { MCA_PRODUCT_WD_8013EP, "EtherCard PLUS Elite/A (8013EP/A)", 112 1.1.2.2 bouyer WD_ELITE, WE_TYPE_WD8013EP, "WD8013EP/A" }, 113 1.1.2.2 bouyer { MCA_PRODUCT_WD_8013WP, "EtherCard PLUS Elite 10T/A (8013WP/A)", 114 1.1.2.2 bouyer WD_ELITE, WE_TYPE_WD8013EP, "WD8013WP/A" }, /* XXX */ 115 1.1.2.2 bouyer { MCA_PRODUCT_IBM_WD_2,"IBM PS/2 Adapter/A for Ethernet Networks (UTP)", 116 1.1.2.2 bouyer WD_ELITE, WE_TYPE_WD8013EP, "WD8013WP/A"}, /* XXX */ 117 1.1.2.2 bouyer { MCA_PRODUCT_IBM_WD_T,"IBM PS/2 Adapter/A for Ethernet Networks (BNC)", 118 1.1.2.2 bouyer WD_ELITE, WE_TYPE_WD8013EP, "WD8013WP/A"}, /* XXX */ 119 1.1.2.2 bouyer { MCA_PRODUCT_WD_8003E, "WD EtherCard PLUS/A (WD8003E/A or WD8003ET/A)", 120 1.1.2.2 bouyer WD_8003, WE_TYPE_WD8003E, "WD8003E/A or WD8003ET/A" }, 121 1.1.2.2 bouyer { MCA_PRODUCT_WD_8003ST,"WD StarCard PLUS/A (WD8003ST/A)", 122 1.1.2.2 bouyer WD_8003, WE_TYPE_WD8003W, "WD8003ST/A" }, /* XXX */ 123 1.1.2.2 bouyer { MCA_PRODUCT_WD_8003W, "WD EtherCard PLUS 10T/A (WD8003W/A)", 124 1.1.2.2 bouyer WD_8003, WE_TYPE_WD8003W, "WD8003W/A" }, 125 1.1.2.2 bouyer { MCA_PRODUCT_IBM_WD_O, "IBM PS/2 Adapter/A for Ethernet Networks", 126 1.1.2.2 bouyer WD_8003, WE_TYPE_WD8003W, "IBM PS/2 Adapter/A" },/*XXX*/ 127 1.1.2.2 bouyer { 0x0000, NULL }, 128 1.1.2.2 bouyer }; 129 1.1.2.2 bouyer 130 1.1.2.2 bouyer /* see POS description in we_mca_attach() */ 131 1.1.2.2 bouyer static const int we_mca_irq[] = { 132 1.1.2.2 bouyer 3, 4, 10, 15, 133 1.1.2.2 bouyer }; 134 1.1.2.2 bouyer 135 1.1.2.2 bouyer /* memory position and shared RAM sizes for WD8013-type of cards */ 136 1.1.2.2 bouyer static const struct { 137 1.1.2.2 bouyer u_int8_t id; 138 1.1.2.2 bouyer int maddr; 139 1.1.2.2 bouyer int memsize; 140 1.1.2.2 bouyer } we_mca_elite_mem[] = { 141 1.1.2.2 bouyer { 0x10, 0x0C0000, 16384 }, 142 1.1.2.2 bouyer { 0x12, 0x0C4000, 16384 }, 143 1.1.2.2 bouyer { 0x14, 0x0C8000, 16384 }, 144 1.1.2.2 bouyer { 0x16, 0x0CC000, 16384 }, 145 1.1.2.2 bouyer { 0x18, 0x0D0000, 16384 }, 146 1.1.2.2 bouyer { 0x1A, 0x0D4000, 16384 }, 147 1.1.2.2 bouyer { 0x1C, 0x0D8000, 16384 }, 148 1.1.2.2 bouyer { 0x1E, 0x0DC000, 16384 }, 149 1.1.2.2 bouyer { 0x90, 0xFC0000, 16384 }, 150 1.1.2.2 bouyer { 0x94, 0xFC8000, 16384 }, 151 1.1.2.2 bouyer { 0x98, 0xFD0000, 16384 }, 152 1.1.2.2 bouyer { 0x9C, 0x0C0000, 16384 }, 153 1.1.2.2 bouyer { 0x00, 0x0C0000, 8192 }, 154 1.1.2.2 bouyer { 0x01, 0x0C2000, 8192 }, 155 1.1.2.2 bouyer { 0x10, 0x0C4000, 8192 }, 156 1.1.2.2 bouyer { 0x11, 0x0C6000, 8192 }, 157 1.1.2.2 bouyer { 0x00, 0x000000, 0 }, 158 1.1.2.2 bouyer }; 159 1.1.2.2 bouyer 160 1.1.2.2 bouyer 161 1.1.2.2 bouyer static const struct we_mca_product *we_mca_lookup __P((int)); 162 1.1.2.2 bouyer 163 1.1.2.2 bouyer static const struct we_mca_product * 164 1.1.2.2 bouyer we_mca_lookup(id) 165 1.1.2.2 bouyer int id; 166 1.1.2.2 bouyer { 167 1.1.2.2 bouyer const struct we_mca_product *wep; 168 1.1.2.2 bouyer 169 1.1.2.2 bouyer for(wep = we_mca_products; wep->we_name; wep++) 170 1.1.2.2 bouyer if (wep->we_id == id) 171 1.1.2.2 bouyer return (wep); 172 1.1.2.2 bouyer 173 1.1.2.2 bouyer return (NULL); 174 1.1.2.2 bouyer } 175 1.1.2.2 bouyer 176 1.1.2.2 bouyer int 177 1.1.2.2 bouyer we_mca_probe(parent, cf, aux) 178 1.1.2.2 bouyer struct device *parent; 179 1.1.2.2 bouyer struct cfdata *cf; 180 1.1.2.2 bouyer void *aux; 181 1.1.2.2 bouyer { 182 1.1.2.2 bouyer struct mca_attach_args *ma = aux; 183 1.1.2.2 bouyer 184 1.1.2.2 bouyer return (we_mca_lookup(ma->ma_id) != NULL); 185 1.1.2.2 bouyer } 186 1.1.2.2 bouyer 187 1.1.2.2 bouyer void 188 1.1.2.2 bouyer we_mca_attach(parent, self, aux) 189 1.1.2.2 bouyer struct device *parent, *self; 190 1.1.2.2 bouyer void *aux; 191 1.1.2.2 bouyer { 192 1.1.2.2 bouyer struct we_softc *wsc = (struct we_softc *)self; 193 1.1.2.2 bouyer struct dp8390_softc *sc = &wsc->sc_dp8390; 194 1.1.2.2 bouyer struct mca_attach_args *ma = aux; 195 1.1.2.2 bouyer const struct we_mca_product *wep; 196 1.1.2.2 bouyer bus_space_tag_t nict, asict, memt; 197 1.1.2.2 bouyer bus_space_handle_t nich, asich, memh; 198 1.1.2.2 bouyer const char *typestr; 199 1.1.2.2 bouyer int irq, iobase, maddr; 200 1.1.2.2 bouyer int pos2, pos3, pos5; 201 1.1.2.2 bouyer 202 1.1.2.2 bouyer pos2 = mca_conf_read(ma->ma_mc, ma->ma_slot, 2); 203 1.1.2.2 bouyer pos3 = mca_conf_read(ma->ma_mc, ma->ma_slot, 3); 204 1.1.2.2 bouyer pos5 = mca_conf_read(ma->ma_mc, ma->ma_slot, 5); 205 1.1.2.2 bouyer 206 1.1.2.2 bouyer /* 207 1.1.2.2 bouyer * POS registers differ much between 8003 and 8013, so they are 208 1.1.2.2 bouyer * divided to two sections. 209 1.1.2.2 bouyer * 210 1.1.2.2 bouyer * 8003: POS register 2: (adf pos0) 211 1.1.2.2 bouyer * 7 6 5 4 3 2 1 0 212 1.1.2.2 bouyer * 0 0 1 \___/ \__ enable: 0=adapter disabled, 1=adapter enabled 213 1.1.2.2 bouyer * \_____ Adapter IO Space: 0x200-0x29F + XX*0x20 214 1.1.2.2 bouyer * 215 1.1.2.2 bouyer * 8003: POS register 3: (adf pos1) 216 1.1.2.2 bouyer * 7 6 5 4 3 2 1 0 217 1.1.2.2 bouyer * 1 1 0 \__/ 1 X 218 1.1.2.2 bouyer * \______ Shared Ram Space (16K Bytes): 219 1.1.2.2 bouyer * 0xC0000-0xC3FFF + XX * 0x4000 220 1.1.2.2 bouyer * 221 1.1.2.2 bouyer * 8003: POS register 5: (adf pos3) 222 1.1.2.2 bouyer * 7 6 5 4 3 2 1 0 223 1.1.2.2 bouyer * \_/ 224 1.1.2.2 bouyer * \__ Interrupt Level: 00=3 01=4 10=10 11=15 225 1.1.2.2 bouyer * 226 1.1.2.2 bouyer * -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- 227 1.1.2.2 bouyer * 228 1.1.2.2 bouyer * 8013: POS register 2: (adf pos0) 229 1.1.2.2 bouyer * 7 6 5 4 3 2 1 0 230 1.1.2.2 bouyer * \____/ \__ enable: 0=adapter disabled, 1=adapter enabled 231 1.1.2.2 bouyer * \___________ Adapter I/O Space: 0x0800-0x081F + XX * 0x1000 232 1.1.2.2 bouyer * 233 1.1.2.2 bouyer * 8013: POS register 3: (adf pos1) 234 1.1.2.2 bouyer * 7 6 5 4 3 2 1 0 235 1.1.2.2 bouyer * X 0 Shared Ram Base Address - mask 0x9f 236 1.1.2.2 bouyer * see wd_elite_mem[] array for details 237 1.1.2.2 bouyer * 238 1.1.2.2 bouyer * 8013: POS register 5: (adf pos3) 239 1.1.2.2 bouyer * 7 6 5 4 3 2 1 0 240 1.1.2.2 bouyer * \_/ \_/ 241 1.1.2.2 bouyer * \ \__ Media Select: 00=TwPr (no link) 10=BNC 242 1.1.2.2 bouyer * \ 01=AUI|AUI or 10BaseT 243 1.1.2.2 bouyer * \____ Interrupt Level: 00=3 01=4 10=10 11=14 244 1.1.2.2 bouyer */ 245 1.1.2.2 bouyer 246 1.1.2.2 bouyer wep = we_mca_lookup(ma->ma_id); 247 1.1.2.2 bouyer #ifdef DIAGNOSTIC 248 1.1.2.2 bouyer if (wep == NULL) { 249 1.1.2.2 bouyer printf("\n%s: where did the card go?\n", sc->sc_dev.dv_xname); 250 1.1.2.2 bouyer return; 251 1.1.2.2 bouyer } 252 1.1.2.2 bouyer #endif 253 1.1.2.2 bouyer 254 1.1.2.2 bouyer if (wep->we_flag & WD_8003) { 255 1.1.2.2 bouyer /* WD8003 based */ 256 1.1.2.2 bouyer iobase = 0x200 + (((pos2 & 0x0e) >> 1) * 0x020); 257 1.1.2.2 bouyer maddr = 0xC0000 + (((pos3 & 0x1c) >> 2) * 0x04000); 258 1.1.2.2 bouyer irq = we_mca_irq[(pos5 & 0x03)]; 259 1.1.2.2 bouyer sc->mem_size = WD_MEMSIZE; 260 1.1.2.2 bouyer } else { 261 1.1.2.2 bouyer /* SMC Elite */ 262 1.1.2.2 bouyer int i, id; 263 1.1.2.2 bouyer 264 1.1.2.2 bouyer iobase = 0x800 + (((pos2 & 0xf0) >> 4) * 0x1000); 265 1.1.2.2 bouyer irq = we_mca_irq[(pos5 & 0x06) >> 2]; 266 1.1.2.2 bouyer 267 1.1.2.2 bouyer /* find location of shared mem and it's size */ 268 1.1.2.2 bouyer id = (pos3 & 0x9f); 269 1.1.2.2 bouyer for(i=0; we_mca_elite_mem[i].maddr; i++) 270 1.1.2.2 bouyer if (we_mca_elite_mem[i].id == id) 271 1.1.2.2 bouyer break; 272 1.1.2.2 bouyer if (we_mca_elite_mem[i].maddr == 0) { 273 1.1.2.2 bouyer printf("\n%s: cannot find Shared Ram Base Address\n", 274 1.1.2.2 bouyer sc->sc_dev.dv_xname); 275 1.1.2.2 bouyer return; 276 1.1.2.2 bouyer } 277 1.1.2.2 bouyer 278 1.1.2.2 bouyer maddr = we_mca_elite_mem[i].maddr; 279 1.1.2.2 bouyer sc->mem_size = we_mca_elite_mem[i].memsize; 280 1.1.2.2 bouyer } 281 1.1.2.2 bouyer 282 1.1.2.2 bouyer nict = asict = ma->ma_iot; 283 1.1.2.2 bouyer memt = ma->ma_memt; 284 1.1.2.2 bouyer 285 1.1.2.2 bouyer printf(" slot %d: %s\n", ma->ma_slot + 1, wep->we_name); 286 1.1.2.2 bouyer 287 1.1.2.2 bouyer /* Map the device. */ 288 1.1.2.2 bouyer if (bus_space_map(asict, iobase, WE_NPORTS, 0, &asich)) { 289 1.1.2.2 bouyer printf("%s: can't map nic i/o space\n", 290 1.1.2.2 bouyer sc->sc_dev.dv_xname); 291 1.1.2.2 bouyer return; 292 1.1.2.2 bouyer } 293 1.1.2.2 bouyer 294 1.1.2.2 bouyer if (bus_space_subregion(asict, asich, WE_NIC_OFFSET, WE_NIC_NPORTS, 295 1.1.2.2 bouyer &nich)) { 296 1.1.2.2 bouyer printf("%s: can't subregion i/o space\n", 297 1.1.2.2 bouyer sc->sc_dev.dv_xname); 298 1.1.2.2 bouyer return; 299 1.1.2.2 bouyer } 300 1.1.2.2 bouyer 301 1.1.2.2 bouyer wsc->sc_type = wep->we_type; 302 1.1.2.2 bouyer wsc->sc_16bitp = 1; /* all cards we support are 16bit */ 303 1.1.2.2 bouyer sc->is790 = 0; 304 1.1.2.2 bouyer typestr = wep->we_typestr; 305 1.1.2.2 bouyer 306 1.1.2.2 bouyer /* 307 1.1.2.2 bouyer * Map memory space. 308 1.1.2.2 bouyer */ 309 1.1.2.2 bouyer if (bus_space_map(memt, maddr, sc->mem_size, 0, &memh)) { 310 1.1.2.2 bouyer printf("%s: can't map shared memory\n", 311 1.1.2.2 bouyer sc->sc_dev.dv_xname); 312 1.1.2.2 bouyer return; 313 1.1.2.2 bouyer } 314 1.1.2.2 bouyer 315 1.1.2.2 bouyer wsc->sc_asict = asict; 316 1.1.2.2 bouyer wsc->sc_asich = asich; 317 1.1.2.2 bouyer 318 1.1.2.2 bouyer sc->sc_regt = nict; 319 1.1.2.2 bouyer sc->sc_regh = nich; 320 1.1.2.2 bouyer 321 1.1.2.2 bouyer sc->sc_buft = memt; 322 1.1.2.2 bouyer sc->sc_bufh = memh; 323 1.1.2.2 bouyer 324 1.1.2.2 bouyer wsc->sc_maddr = maddr; 325 1.1.2.2 bouyer 326 1.1.2.2 bouyer /* Interface is always enabled. */ 327 1.1.2.2 bouyer sc->sc_enabled = 1; 328 1.1.2.2 bouyer 329 1.1.2.2 bouyer wsc->sc_init_hook = we_mca_init_hook; 330 1.1.2.2 bouyer 331 1.1.2.2 bouyer if (we_config(self, wsc, typestr)) 332 1.1.2.2 bouyer return; 333 1.1.2.2 bouyer 334 1.1.2.2 bouyer /* Map and establish the interrupt. */ 335 1.1.2.2 bouyer wsc->sc_ih = mca_intr_establish(ma->ma_mc, irq, 336 1.1.2.2 bouyer IPL_NET, dp8390_intr, sc); 337 1.1.2.2 bouyer if (wsc->sc_ih == NULL) { 338 1.1.2.2 bouyer printf("%s: can't establish interrupt\n", sc->sc_dev.dv_xname); 339 1.1.2.2 bouyer return; 340 1.1.2.2 bouyer } 341 1.1.2.2 bouyer printf("%s: interrupting at irq %d\n", sc->sc_dev.dv_xname, irq); 342 1.1.2.2 bouyer } 343 1.1.2.2 bouyer 344 1.1.2.2 bouyer void 345 1.1.2.2 bouyer we_mca_init_hook(wsc) 346 1.1.2.2 bouyer struct we_softc *wsc; 347 1.1.2.2 bouyer { 348 1.1.2.2 bouyer /* 349 1.1.2.2 bouyer * This quirk really needs to be here, at least for WD8003W/A. Without 350 1.1.2.2 bouyer * this, the card doesn't send any interrupts in 16bit mode. The quirk 351 1.1.2.2 bouyer * was taken from Linux smc-mca.c driver. 352 1.1.2.2 bouyer * I do not know why it's necessary. I don't want to know. It works 353 1.1.2.2 bouyer * and that is enough for me. 354 1.1.2.2 bouyer */ 355 1.1.2.2 bouyer bus_space_write_1(wsc->sc_asict, wsc->sc_asich, WE_LAAR, 0x04); 356 1.1.2.2 bouyer wsc->sc_laar_proto |= 0x04; 357 1.1.2.2 bouyer } 358
Indexes created Thu Oct 02 14:10:14 GMT 2025