/* $NetBSD: if_sn_nubus.c,v 1.29 2008/04/23 13:29:45 tsutsui Exp $ */ /* * Copyright (C) 1997 Allen Briggs * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Allen Briggs * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include __KERNEL_RCSID(0, "$NetBSD: if_sn_nubus.c,v 1.29 2008/04/23 13:29:45 tsutsui Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include static int sn_nubus_match(device_t, cfdata_t, void *); static void sn_nubus_attach(device_t, device_t, void *); static int sn_nb_card_vendor(bus_space_tag_t, bus_space_handle_t, struct nubus_attach_args *); CFATTACH_DECL_NEW(sn_nubus, sizeof(struct sonic_softc), sn_nubus_match, sn_nubus_attach, NULL, NULL); static int sn_nubus_match(device_t parent, cfdata_t cf, void *aux) { struct nubus_attach_args *na = aux; bus_space_handle_t bsh; int rv; if (bus_space_map(na->na_tag, NUBUS_SLOT2PA(na->slot), NBMEMSIZE, 0, &bsh)) return 0; rv = 0; if (na->category == NUBUS_CATEGORY_NETWORK && na->type == NUBUS_TYPE_ETHERNET) { switch (sn_nb_card_vendor(na->na_tag, bsh, na)) { default: break; case SN_VENDOR_APPLE: case SN_VENDOR_APPLE16: case SN_VENDOR_ASANTELC: case SN_VENDOR_DAYNA: rv = 1; break; } } bus_space_unmap(na->na_tag, bsh, NBMEMSIZE); return rv; } /* * Install interface into kernel networking data structures */ static void sn_nubus_attach(device_t parent, device_t self, void *aux) { struct sonic_softc *sc = device_private(self); struct nubus_attach_args *na = aux; int i, success, offset; bus_space_tag_t bst; bus_space_handle_t bsh, tmp_bsh; uint8_t myaddr[ETHER_ADDR_LEN]; const char *cardtype; bst = na->na_tag; if (bus_space_map(bst, NUBUS_SLOT2PA(na->slot), NBMEMSIZE, 0, &bsh)) { aprint_error(": failed to map memory space.\n"); return; } sc->sc_dev = self; sc->sc_st = bst; sc->sc_dmat = na->na_dmat; cardtype = nubus_get_card_name(bst, bsh, na->fmt); success = 0; offset = 0; switch (sn_nb_card_vendor(bst, bsh, na)) { case SN_VENDOR_DAYNA: sc->sc_dcr = DCR_BMS | DCR_RFT1 | DCR_TFT0; sc->sc_dcr2 = 0; sc->sc_32bit = 1; /* 32 bit card */ if (bus_space_subregion(bst, bsh, 0x00180000, SONIC_NREGS * 4, &sc->sc_sh)) { aprint_error(": failed to map register space.\n"); break; } if (bus_space_subregion(bst, bsh, 0x00ffe004, ETHER_ADDR_LEN, &tmp_bsh)) { aprint_error(": failed to map ROM space.\n"); break; } sn_get_enaddr(bst, tmp_bsh, 0, myaddr); offset = 2; success = 1; break; case SN_VENDOR_APPLE: sc->sc_dcr = DCR_BMS | DCR_RFT1 | DCR_TFT0; sc->sc_dcr2 = 0; sc->sc_32bit = 1; /* 32 bit card */ if (bus_space_subregion(bst, bsh, 0x0, SONIC_NREGS * 4, &sc->sc_sh)) { aprint_error(": failed to map register space.\n"); break; } if (bus_space_subregion(bst, bsh, 0x40000, ETHER_ADDR_LEN, &tmp_bsh)) { aprint_error(": failed to map ROM space.\n"); break; } sn_get_enaddr(bst, tmp_bsh, 0, myaddr); offset = 0; success = 1; break; case SN_VENDOR_APPLE16: sc->sc_dcr = DCR_EXBUS | DCR_BMS | DCR_PO1 | DCR_RFT1 | DCR_TFT0; sc->sc_dcr2 = 0; sc->sc_32bit = 0; /* 16 bit card */ if (bus_space_subregion(bst, bsh, 0x0, SONIC_NREGS * 4, &sc->sc_sh)) { aprint_error(": failed to map register space.\n"); break; } if (bus_space_subregion(bst, bsh, 0x40000, ETHER_ADDR_LEN, &tmp_bsh)) { aprint_error(": failed to map ROM space.\n"); break; } sn_get_enaddr(bst, tmp_bsh, 0, myaddr); offset = 0; success = 1; break; case SN_VENDOR_ASANTELC: /* Macintosh LC Ethernet Adapter */ sc->sc_dcr = DCR_BMS | DCR_PO1 | DCR_RFT1 | DCR_TFT0; sc->sc_dcr2 = 0; sc->sc_32bit = 0; /* 16 bit card */ if (bus_space_subregion(bst, bsh, 0x0, SONIC_NREGS * 4, &sc->sc_sh)) { aprint_error(": failed to map register space.\n"); break; } if (bus_space_subregion(bst, bsh, 0x400000, ETHER_ADDR_LEN, &tmp_bsh)) { aprint_error(": failed to map ROM space.\n"); break; } sn_get_enaddr(bst, tmp_bsh, 0, myaddr); offset = 0; success = 1; break; default: /* * You can't actually get this default, the snmatch * will fail for unknown hardware. If you're adding support * for a new card, the following defaults are a * good starting point. */ sc->sc_dcr = DCR_SBUS | DCR_BMS | DCR_RFT1 | DCR_TFT0; sc->sc_dcr2 = 0; sc->sc_32bit = 1; success = 0; aprint_error(": unknown card: attachment incomplete.\n"); } if (!success) { bus_space_unmap(bst, bsh, NBMEMSIZE); return; } /* Regs are addressed as words, big endian. */ for (i = 0; i < SONIC_NREGS; i++) { sc->sc_regmap[i] = (bus_size_t)((i * 4) + offset); } sc->sc_bigendian = 1; aprint_error(": %s\n", cardtype); add_nubus_intr(na->slot, (void (*)(void *))sonic_intr, (void *)sc); sonic_attach(sc, myaddr); return; } static int sn_nb_card_vendor(bus_space_tag_t bst, bus_space_handle_t bsh, struct nubus_attach_args *na) { int vendor = SN_VENDOR_UNKNOWN; switch (na->drsw) { case NUBUS_DRSW_3COM: if (na->drhw == NUBUS_DRHW_APPLE_SNT) vendor = SN_VENDOR_APPLE; else if (na->drhw == NUBUS_DRHW_APPLE_SN) vendor = SN_VENDOR_APPLE16; break; case NUBUS_DRSW_APPLE: if (na->drhw == NUBUS_DRHW_ASANTE_LC) vendor = SN_VENDOR_ASANTELC; else vendor = SN_VENDOR_APPLE; break; case NUBUS_DRSW_TECHWORKS: vendor = SN_VENDOR_APPLE; break; case NUBUS_DRSW_GATOR: if (na->drhw == NUBUS_DRHW_KINETICS && strncmp(nubus_get_card_name(bst, bsh, na->fmt), "EtherPort", 9) != 0) vendor = SN_VENDOR_DAYNA; break; case NUBUS_DRSW_DAYNA: vendor = SN_VENDOR_DAYNA; break; } return vendor; }