241 lines
6.4 KiB
C
241 lines
6.4 KiB
C
/* $NetBSD: if_ne_intio.c,v 1.9 2005/06/13 00:34:08 he Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2001 Tetsuya Isaki. 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. 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.
|
|
*/
|
|
|
|
/*
|
|
* Ethernet part of Nereid Ethernet/USB/Memory board
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: if_ne_intio.c,v 1.9 2005/06/13 00:34:08 he Exp $");
|
|
|
|
#include "opt_inet.h"
|
|
#include "opt_ns.h"
|
|
#include "bpfilter.h"
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/mbuf.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/select.h>
|
|
#include <sys/device.h>
|
|
|
|
#include <net/if.h>
|
|
#include <net/if_dl.h>
|
|
#include <net/if_ether.h>
|
|
#include <net/if_media.h>
|
|
|
|
#ifdef INET
|
|
#include <netinet/in.h>
|
|
#include <netinet/in_systm.h>
|
|
#include <netinet/in_var.h>
|
|
#include <netinet/ip.h>
|
|
#include <netinet/if_inarp.h>
|
|
#endif
|
|
|
|
#ifdef NS
|
|
#include <netns/ns.h>
|
|
#include <netns/ns_if.h>
|
|
#endif
|
|
|
|
#if BPFILTER > 0
|
|
#include <net/bpf.h>
|
|
#include <net/bpfdesc.h>
|
|
#endif
|
|
|
|
#include <machine/bus.h>
|
|
#include <machine/cpu.h>
|
|
|
|
#include <dev/ic/dp8390reg.h>
|
|
#include <dev/ic/dp8390var.h>
|
|
#include <dev/ic/ne2000reg.h>
|
|
#include <dev/ic/ne2000var.h>
|
|
#include <dev/ic/rtl80x9reg.h>
|
|
#include <dev/ic/rtl80x9var.h>
|
|
|
|
#include <arch/x68k/dev/intiovar.h>
|
|
|
|
#define NE_INTIO_ADDR (0xece300)
|
|
#define NE_INTIO_ADDR2 (0xeceb00)
|
|
#define NE_INTIO_INTR (0xf9)
|
|
#define NE_INTIO_INTR2 (0xf8)
|
|
|
|
static int ne_intio_match(struct device *, struct cfdata *, void *);
|
|
static void ne_intio_attach(struct device *, struct device *, void *);
|
|
static int ne_intio_intr(void *);
|
|
|
|
#define ne_intio_softc ne2000_softc
|
|
|
|
CFATTACH_DECL(ne_intio, sizeof(struct ne_intio_softc),
|
|
ne_intio_match, ne_intio_attach, NULL, NULL);
|
|
|
|
static int
|
|
ne_intio_match(struct device *parent, struct cfdata *cf, void *aux)
|
|
{
|
|
struct intio_attach_args *ia = aux;
|
|
bus_space_tag_t iot = ia->ia_bst;
|
|
bus_space_handle_t ioh;
|
|
bus_space_tag_t asict;
|
|
bus_space_handle_t asich;
|
|
int rv = 0;
|
|
|
|
if (ia->ia_addr == INTIOCF_ADDR_DEFAULT)
|
|
ia->ia_addr = NE_INTIO_ADDR;
|
|
if (ia->ia_intr == INTIOCF_INTR_DEFAULT)
|
|
ia->ia_intr = NE_INTIO_INTR;
|
|
|
|
/* fixed parameters */
|
|
if (!(ia->ia_addr == NE_INTIO_ADDR && ia->ia_intr == NE_INTIO_INTR ) &&
|
|
!(ia->ia_addr == NE_INTIO_ADDR2 && ia->ia_intr == NE_INTIO_INTR2) )
|
|
return 0;
|
|
|
|
/* Make sure this is a valid NE2000 I/O address */
|
|
if ((ia->ia_addr & 0x1f) != 0)
|
|
return 0;
|
|
|
|
/* Check whether the board is inserted or not */
|
|
if (badaddr(INTIO_ADDR(ia->ia_addr)))
|
|
return 0;
|
|
|
|
/* Map I/O space */
|
|
if (bus_space_map(iot, ia->ia_addr, NE2000_NPORTS*2,
|
|
BUS_SPACE_MAP_SHIFTED_EVEN, &ioh))
|
|
return 0;
|
|
|
|
asict = iot;
|
|
if (bus_space_subregion(iot, ioh, NE2000_ASIC_OFFSET*2,
|
|
NE2000_ASIC_NPORTS*2, &asich))
|
|
goto out;
|
|
|
|
/* Look for an NE2000 compatible card */
|
|
rv = ne2000_detect(iot, ioh, asict, asich);
|
|
|
|
out:
|
|
bus_space_unmap(iot, ioh, NE2000_NPORTS);
|
|
return rv;
|
|
}
|
|
|
|
static void
|
|
ne_intio_attach(struct device *parent, struct device *self, void *aux)
|
|
{
|
|
struct ne_intio_softc *sc = (struct ne_intio_softc *)self;
|
|
struct dp8390_softc *dsc = &sc->sc_dp8390;
|
|
struct intio_attach_args *ia = aux;
|
|
bus_space_tag_t iot = ia->ia_bst;
|
|
bus_space_handle_t ioh;
|
|
bus_space_tag_t asict;
|
|
bus_space_handle_t asich;
|
|
const char *typestr;
|
|
int netype;
|
|
|
|
printf(": Nereid Ethernet\n");
|
|
|
|
/* Map I/O space */
|
|
if (bus_space_map(iot, ia->ia_addr, NE2000_NPORTS*2,
|
|
BUS_SPACE_MAP_SHIFTED_EVEN, &ioh)){
|
|
printf("%s: can't map I/O space\n", dsc->sc_dev.dv_xname);
|
|
return;
|
|
}
|
|
|
|
asict = iot;
|
|
if (bus_space_subregion(iot, ioh, NE2000_ASIC_OFFSET*2,
|
|
NE2000_ASIC_NPORTS*2, &asich)) {
|
|
printf("%s: can't subregion I/O space\n", dsc->sc_dev.dv_xname);
|
|
return;
|
|
}
|
|
|
|
dsc->sc_regt = iot;
|
|
dsc->sc_regh = ioh;
|
|
|
|
sc->sc_asict = asict;
|
|
sc->sc_asich = asich;
|
|
|
|
/*
|
|
* detect it again, so we can print some information about
|
|
* the interface.
|
|
* XXX: Should I check NE1000 or NE2000 for Nereid?
|
|
*/
|
|
netype = ne2000_detect(iot, ioh, asict, asich);
|
|
switch (netype) {
|
|
case NE2000_TYPE_NE1000:
|
|
typestr = "NE1000";
|
|
break;
|
|
|
|
case NE2000_TYPE_NE2000:
|
|
typestr = "NE2000";
|
|
/*
|
|
* Check for a Realtek 8019.
|
|
*/
|
|
bus_space_write_1(iot, ioh, ED_P0_CR,
|
|
ED_CR_PAGE_0 | ED_CR_STP);
|
|
if (bus_space_read_1(iot, ioh, NERTL_RTL0_8019ID0) ==
|
|
RTL0_8019ID0 &&
|
|
bus_space_read_1(iot, ioh, NERTL_RTL0_8019ID1) ==
|
|
RTL0_8019ID1) {
|
|
typestr = "NE2000 (RTL8019)";
|
|
dsc->sc_mediachange = rtl80x9_mediachange;
|
|
dsc->sc_mediastatus = rtl80x9_mediastatus;
|
|
dsc->init_card = rtl80x9_init_card;
|
|
dsc->sc_media_init = rtl80x9_media_init;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
printf("%s: where did the card go?!\n", dsc->sc_dev.dv_xname);
|
|
return;
|
|
}
|
|
|
|
printf("%s: %s Ethernet\n", dsc->sc_dev.dv_xname, typestr);
|
|
|
|
/* This interface is always enabled */
|
|
dsc->sc_enabled = 1;
|
|
|
|
/*
|
|
* Do generic NE2000 attach.
|
|
* This will read the mac address from the EEPROM.
|
|
*/
|
|
ne2000_attach(sc, NULL);
|
|
|
|
/* Establish the interrupt handler */
|
|
if (intio_intr_establish(ia->ia_intr, "ne", ne_intio_intr, dsc))
|
|
printf("%s: couldn't establish interrupt handler\n",
|
|
dsc->sc_dev.dv_xname);
|
|
}
|
|
|
|
static int
|
|
ne_intio_intr(void *arg)
|
|
{
|
|
int error;
|
|
int s;
|
|
|
|
s = splnet();
|
|
error = dp8390_intr(arg);
|
|
splx(s);
|
|
return error;
|
|
}
|