NetBSD/sys/arch/sun3/dev/if_le_subr.c
1994-11-21 21:26:40 +00:00

113 lines
3.5 KiB
C

/* $NetBSD: if_le_subr.c,v 1.8 1994/11/21 21:30:54 gwr Exp $ */
/*
* Copyright (c) 1993 Adam Glass
* 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 Adam Glass.
* 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 Adam Glass ``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 Adam Glass 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 <sys/param.h>
#include <sys/systm.h>
#include <sys/protosw.h>
#include <sys/socket.h>
#include <sys/device.h>
#include <net/if.h>
#ifdef INET
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/in_var.h>
#include <netinet/ip.h>
#include <netinet/if_ether.h>
#endif
#include <machine/autoconf.h>
#include <machine/cpu.h>
#include <machine/isr.h>
#include <machine/obio.h>
#include <machine/idprom.h>
#include "bpfilter.h"
#include "if_lereg.h"
#include "if_le.h"
extern int leintr();
int
le_md_match(parent, cf, args)
struct device *parent;
struct cfdata *cf;
void *args;
{
caddr_t le_addr;
struct obio_cf_loc *obio_loc = (struct obio_cf_loc *) CFDATA_LOC(cf);
le_addr = OBIO_DEFAULT_PARAM(caddr_t, obio_loc->obio_addr, OBIO_AMD_ETHER);
return !obio_probe_byte(le_addr);
}
/*
* things to do:
* allocate dvma area memory for dual access
* use/default config parameters for lance configuration
* setup isr handler
* set ethernet address
* set meta address
*
*/
void
le_md_attach(parent, self, args)
struct device *parent;
struct device *self;
void *args;
{
caddr_t dvma_malloc();
int le_addr, level;
struct le_softc *le = (struct le_softc *) self;
struct obio_cf_loc *obio_loc = OBIO_LOC(self);
/* allocate "shared" memory */
le->sc_r2 = (struct lereg2 *) dvma_malloc(sizeof(struct lereg2));
if (!le->sc_r2)
panic(": not enough dvma space");
idprom_etheraddr(le->sc_addr); /* ethernet addr */
le_addr = OBIO_DEFAULT_PARAM(int, obio_loc->obio_addr, OBIO_AMD_ETHER);
/* register access */
le->sc_r1 = (struct lereg1 *)
obio_alloc(le_addr, OBIO_AMD_ETHER_SIZE);
if (!le->sc_r1)
panic(": not enough obio space\n");
level = OBIO_DEFAULT_PARAM(int, obio_loc->obio_level, 3);
obio_print(le_addr, level);
le->sc_machdep = NULL;
isr_add(level, leintr, (int)le);
}