1 /* $NetBSD: fmv.c,v 1.8 2007/10/19 11:59:51 ad Exp $ */ 2 3 /* 4 * All Rights Reserved, Copyright (C) Fujitsu Limited 1995 5 * 6 * This software may be used, modified, copied, distributed, and sold, in 7 * both source and binary form provided that the above copyright, these 8 * terms and the following disclaimer are retained. The name of the author 9 * and/or the contributor may not be used to endorse or promote products 10 * derived from this software without specific prior written permission. 11 * 12 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND THE CONTRIBUTOR ``AS IS'' AND 13 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 14 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 15 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR THE CONTRIBUTOR BE LIABLE 16 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 17 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 18 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION. 19 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 20 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 21 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 22 * SUCH DAMAGE. 23 */ 24 25 /* 26 * Portions copyright (C) 1993, David Greenman. This software may be used, 27 * modified, copied, distributed, and sold, in both source and binary form 28 * provided that the above copyright and these terms are retained. Under no 29 * circumstances is the author responsible for the proper functioning of this 30 * software, nor does the author assume any responsibility for damages 31 * incurred with its use. 32 */ 33 34 #include <sys/cdefs.h> 35 __KERNEL_RCSID(0, "$NetBSD: fmv.c,v 1.8 2007/10/19 11:59:51 ad Exp $"); 36 37 #include <sys/param.h> 38 #include <sys/systm.h> 39 #include <sys/device.h> 40 41 #include <net/if.h> 42 #include <net/if_ether.h> 43 #include <net/if_media.h> 44 45 #include <sys/bus.h> 46 47 #include <dev/ic/mb86960reg.h> 48 #include <dev/ic/mb86960var.h> 49 #include <dev/ic/fmvreg.h> 50 #include <dev/ic/fmvvar.h> 51 52 /* 53 * Determine type and ethernet address. 54 */ 55 int 56 fmv_detect(bus_space_tag_t iot, bus_space_handle_t ioh, uint8_t *enaddr) 57 { 58 int model, id, type; 59 60 /* Get our station address from EEPROM. */ 61 bus_space_read_region_1(iot, ioh, FE_FMV4, enaddr, ETHER_ADDR_LEN); 62 63 /* Make sure we got a valid station address. */ 64 if ((enaddr[0] & 0x03) != 0x00 || 65 (enaddr[0] == 0x00 && enaddr[1] == 0x00 && enaddr[2] == 0x00)) { 66 #ifdef FMV_DEBUG 67 printf("fmv_detect: invalid ethernet address\n"); 68 #endif 69 return (0); 70 } 71 72 /* Determine the card type. */ 73 model = bus_space_read_1(iot, ioh, FE_FMV0) & FE_FMV0_MODEL; 74 id = bus_space_read_1(iot, ioh, FE_FMV1) & FE_FMV1_CARDID_REV; 75 76 switch (model) { 77 case FE_FMV0_MODEL_FMV181: 78 type = FE_TYPE_FMV181; 79 if (id == FE_FMV1_CARDID_REV_A) 80 type = FE_TYPE_FMV181A; 81 break; 82 case FE_FMV0_MODEL_FMV182: 83 type = FE_TYPE_FMV182; 84 if (id == FE_FMV1_CARDID_REV_A) 85 type = FE_TYPE_FMV182A; 86 else if (id == FE_FMV1_CARDID_PNP) 87 type = FE_TYPE_FMV184; 88 break; 89 case FE_FMV0_MODEL_FMV183: 90 type = FE_TYPE_FMV183; 91 break; 92 default: 93 type = 0; 94 #ifdef FMV_DEBUG 95 printf("fmv_detect: unknown card\n"); 96 #endif 97 break; 98 } 99 100 return (type); 101 } 102 103 void 104 fmv_attach(struct mb86960_softc *sc) 105 { 106 bus_space_tag_t iot; 107 bus_space_handle_t ioh; 108 const char *typestr; 109 int type; 110 uint8_t myea[ETHER_ADDR_LEN]; 111 112 iot = sc->sc_bst; 113 ioh = sc->sc_bsh; 114 115 /* Determine the card type. */ 116 type = fmv_detect(iot, ioh, myea); 117 switch (type) { 118 case FE_TYPE_FMV181: 119 typestr = "FMV-181"; 120 break; 121 case FE_TYPE_FMV181A: 122 typestr = "FMV-181A"; 123 break; 124 case FE_TYPE_FMV182: 125 typestr = "FMV-182"; 126 break; 127 case FE_TYPE_FMV182A: 128 typestr = "FMV-182A"; 129 break; 130 case FE_TYPE_FMV183: 131 typestr = "FMV-183"; 132 break; 133 case FE_TYPE_FMV184: 134 typestr = "FMV-184"; 135 break; 136 default: 137 /* Unknown card type: maybe a new model, but... */ 138 panic("\n%s: unknown FMV-18x card", sc->sc_dev.dv_xname); 139 } 140 141 printf(": %s Ethernet\n", typestr); 142 143 /* This interface is always enabled. */ 144 sc->sc_stat |= FE_STAT_ENABLED; 145 146 /* 147 * Minimum initialization of the hardware. 148 * We write into registers; hope I/O ports have no 149 * overlap with other boards. 150 */ 151 152 /* Initialize ASIC. */ 153 bus_space_write_1(iot, ioh, FE_FMV3, 0); 154 bus_space_write_1(iot, ioh, FE_FMV10, 0); 155 156 /* Wait for a while. I'm not sure this is necessary. FIXME */ 157 delay(200); 158 159 /* 160 * Do generic MB86960 attach. 161 */ 162 mb86960_attach(sc, myea); 163 164 /* Is this really needs to be done here? XXX */ 165 /* Turn the "master interrupt control" flag of ASIC on. */ 166 bus_space_write_1(iot, ioh, FE_FMV3, FE_FMV3_ENABLE_FLAG); 167 168 mb86960_config(sc, NULL, 0, 0); 169 } 170