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Annotation of sys/arch/vax/vxt/if_ze_vxtbus.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: if_ze_vxtbus.c,v 1.2 2006/08/30 19:28:13 miod Exp $   */
                      2: /*
                      3:  * Copyright (c) 1999 Ludd, University of Lule}, Sweden. All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. All advertising materials mentioning features or use of this software
                     14:  *    must display the following acknowledgement:
                     15:  *      This product includes software developed at Ludd, University of
                     16:  *      Lule}, Sweden and its contributors.
                     17:  * 4. The name of the author may not be used to endorse or promote products
                     18:  *    derived from this software without specific prior written permission
                     19:  *
                     20:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     21:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     22:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     23:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     24:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     25:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     26:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     27:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     28:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     29:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     30:  */
                     31:
                     32: #include <sys/param.h>
                     33: #include <sys/systm.h>
                     34: #include <sys/device.h>
                     35: #include <sys/socket.h>
                     36:
                     37: #include <net/if.h>
                     38: #include <net/if_dl.h>
                     39: #include <netinet/in.h>
                     40: #include <netinet/if_ether.h>
                     41:
                     42: #include <machine/bus.h>
                     43: #include <machine/cpu.h>
                     44: #include <machine/nexus.h>
                     45:
                     46: #include <vax/if/sgecreg.h>
                     47: #include <vax/if/sgecvar.h>
                     48:
                     49: #include <vax/vxt/vxtbusvar.h>
                     50:
                     51: int    ze_vxt_match(struct device *, void *, void *);
                     52: void   ze_vxt_attach(struct device *, struct device *, void *);
                     53:
                     54: struct cfattach ze_vxtbus_ca = {
                     55:        sizeof(struct ze_softc), ze_vxt_match, ze_vxt_attach
                     56: };
                     57:
                     58: int
                     59: ze_vxt_match(struct device *parent, void *vcf, void    *aux)
                     60: {
                     61:        struct bp_conf *bp = aux;
                     62:
                     63:        if (strcmp(bp->type, "sgec") == 0)
                     64:                return (1);
                     65:        return (0);
                     66: }
                     67:
                     68: void
                     69: ze_vxt_attach(struct device *parent, struct device *self, void *aux)
                     70: {
                     71:        extern struct vax_bus_dma_tag vax_bus_dma_tag;
                     72:        struct ze_softc *sc = (void *)self;
                     73:        int *ea, i;
                     74:
                     75:        /*
                     76:         * Map in SGEC registers.
                     77:         */
                     78:        sc->sc_ioh = vax_map_physmem(SGECADDR_VXT, 1);
                     79:        sc->sc_iot = 0; /* :-) */
                     80:        sc->sc_dmat = &vax_bus_dma_tag;
                     81:
                     82:        sc->sc_intvec = VXT_INTRVEC;
                     83:        vxtbus_intr_establish(self->dv_xname, IPL_NET,
                     84:            (int (*)(void *))sgec_intr, sc);
                     85:
                     86:        /*
                     87:         * Map in, read and release ethernet rom address.
                     88:         */
                     89:        ea = (int *)vax_map_physmem(NISA_ROM_VXT, 1);
                     90:        for (i = 0; i < ETHER_ADDR_LEN; i++)
                     91:                sc->sc_ac.ac_enaddr[i] = ea[i] & 0xff;
                     92:        vax_unmap_physmem((vaddr_t)ea, 1);
                     93:
                     94:        SET(sc->sc_flags, SGECF_VXTQUIRKS);
                     95:        sgec_attach(sc);
                     96: }