110 lines
3.3 KiB
C
110 lines
3.3 KiB
C
/* $NetBSD: if_le_subr.c,v 1.11 1995/01/03 15:43:39 gwr Exp $ */
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/*
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* Copyright (c) 1994 Gordon W. Ross
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* Copyright (c) 1993 Adam Glass
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Adam Glass.
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* 4. The name of the Author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL Adam Glass BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Machine-dependent glue for the LANCE Ethernet (le) driver.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <sys/protosw.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/in_var.h>
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#include <netinet/ip.h>
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#include <netinet/if_ether.h>
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#endif
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#include <machine/autoconf.h>
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#include <machine/cpu.h>
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#include <machine/isr.h>
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#include <machine/obio.h>
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#include <machine/idprom.h>
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#include "if_lereg.h"
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#include "if_le.h"
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#include "if_le_subr.h"
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extern caddr_t dvma_malloc(); /* XXX */
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int
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le_md_match(parent, vcf, args)
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struct device *parent;
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void *vcf, *args;
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{
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struct cfdata *cf = vcf;
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struct confargs *ca = args;
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int x;
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if (ca->ca_paddr == -1)
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ca->ca_paddr = OBIO_AMD_ETHER;
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if (ca->ca_intpri == -1)
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ca->ca_intpri = 3;
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/* The peek returns -1 on bus error. */
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x = bus_peek(ca->ca_bustype, ca->ca_paddr, 1);
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return (x != -1);
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}
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void
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le_md_attach(parent, self, args)
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struct device *parent;
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struct device *self;
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void *args;
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{
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struct le_softc *sc = (void *) self;
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struct confargs *ca = args;
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caddr_t p;
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/* register access */
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sc->sc_regs = (struct le_regs *)
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obio_alloc(ca->ca_paddr, OBIO_AMD_ETHER_SIZE);
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if (sc->sc_regs == NULL)
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panic(": not enough obio space\n");
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/* allocate "shared" memory */
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sc->sc_mem = dvma_malloc(MEMSIZE);
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if (sc->sc_mem == NULL)
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panic(": not enough dvma space");
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/* Install interrupt handler. */
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isr_add_autovect(leintr, (void *)sc, ca->ca_intpri);
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idprom_etheraddr(sc->sc_enaddr); /* ethernet addr */
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}
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