d6f4511690
to a softc, rather than a unit number. Add a "dq_softc" member to struct devqueue; this is a temporary measure until the dma/controller/device callback spaghetti is untangled. YAY! No more need for dcafastservice! HIL: squish instances of "(void) splhil()" and "(void) spl0();".
222 lines
5.8 KiB
C
222 lines
5.8 KiB
C
/* $NetBSD: if_le.c,v 1.27 1996/02/14 02:44:36 thorpej Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1995 Charles M. Hannum. All rights reserved.
|
|
* Copyright (c) 1992, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* Ralph Campbell and Rick Macklem.
|
|
*
|
|
* 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 the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
|
|
*
|
|
* @(#)if_le.c 8.2 (Berkeley) 11/16/93
|
|
*/
|
|
|
|
#include "bpfilter.h"
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/mbuf.h>
|
|
#include <sys/syslog.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/device.h>
|
|
|
|
#include <net/if.h>
|
|
|
|
#ifdef INET
|
|
#include <netinet/in.h>
|
|
#include <netinet/if_ether.h>
|
|
#endif
|
|
|
|
#include <machine/cpu.h>
|
|
#include <machine/mtpr.h>
|
|
|
|
#include <hp300/hp300/isr.h>
|
|
|
|
#ifdef USELEDS
|
|
#include <hp300/hp300/led.h>
|
|
#endif
|
|
|
|
#include <hp300/dev/device.h>
|
|
#include <hp300/dev/if_lereg.h>
|
|
#include <hp300/dev/if_levar.h>
|
|
#include <dev/ic/am7990reg.h>
|
|
#define LE_NEED_BUF_CONTIG
|
|
#include <dev/ic/am7990var.h>
|
|
|
|
#include "le.h"
|
|
struct le_softc le_softc[NLE];
|
|
|
|
#define LE_SOFTC(unit) &le_softc[unit]
|
|
#define LE_DELAY(x) DELAY(x)
|
|
|
|
int lematch __P((struct hp_device *));
|
|
void leattach __P((struct hp_device *));
|
|
int leintr __P((void *));
|
|
static int hp300_leintr __P((void *)); /* machine-dependent wrapper */
|
|
|
|
struct driver ledriver = {
|
|
lematch, leattach, "le",
|
|
};
|
|
|
|
/* offsets for: ID, REGS, MEM, NVRAM */
|
|
int lestd[] = { 0, 0x4000, 0x8000, 0xC008 };
|
|
|
|
integrate void
|
|
lewrcsr(sc, port, val)
|
|
struct le_softc *sc;
|
|
u_int16_t port, val;
|
|
{
|
|
register struct lereg0 *ler0 = sc->sc_r0;
|
|
register struct lereg1 *ler1 = sc->sc_r1;
|
|
|
|
do {
|
|
ler1->ler1_rap = port;
|
|
} while ((ler0->ler0_status & LE_ACK) == 0);
|
|
do {
|
|
ler1->ler1_rdp = val;
|
|
} while ((ler0->ler0_status & LE_ACK) == 0);
|
|
}
|
|
|
|
integrate u_int16_t
|
|
lerdcsr(sc, port)
|
|
struct le_softc *sc;
|
|
u_int16_t port;
|
|
{
|
|
register struct lereg0 *ler0 = sc->sc_r0;
|
|
register struct lereg1 *ler1 = sc->sc_r1;
|
|
u_int16_t val;
|
|
|
|
do {
|
|
ler1->ler1_rap = port;
|
|
} while ((ler0->ler0_status & LE_ACK) == 0);
|
|
do {
|
|
val = ler1->ler1_rdp;
|
|
} while ((ler0->ler0_status & LE_ACK) == 0);
|
|
return (val);
|
|
}
|
|
|
|
int
|
|
lematch(hd)
|
|
struct hp_device *hd;
|
|
{
|
|
register struct lereg0 *ler0;
|
|
struct le_softc *sc = LE_SOFTC(hd->hp_unit);
|
|
|
|
ler0 = (struct lereg0 *)(lestd[0] + (int)hd->hp_addr);
|
|
if (ler0->ler0_id != LEID)
|
|
return (0);
|
|
|
|
hd->hp_ipl = LE_IPL(ler0->ler0_status);
|
|
sc->sc_hd = hd;
|
|
|
|
return (1);
|
|
}
|
|
|
|
/*
|
|
* Interface exists: make available by filling in network interface
|
|
* record. System will initialize the interface when it is ready
|
|
* to accept packets.
|
|
*/
|
|
void
|
|
leattach(hd)
|
|
struct hp_device *hd;
|
|
{
|
|
register struct lereg0 *ler0;
|
|
struct le_softc *sc = LE_SOFTC(hd->hp_unit);
|
|
char *cp;
|
|
int i;
|
|
|
|
ler0 = sc->sc_r0 = (struct lereg0 *)(lestd[0] + (int)hd->hp_addr);
|
|
ler0->ler0_id = 0xFF;
|
|
DELAY(100);
|
|
|
|
/* XXXX kluge for now */
|
|
sc->sc_dev.dv_unit = hd->hp_unit;
|
|
sprintf(sc->sc_dev.dv_xname, "%s%d", ledriver.d_name, hd->hp_unit);
|
|
|
|
sc->sc_r1 = (struct lereg1 *)(lestd[1] + (int)hd->hp_addr);
|
|
sc->sc_mem = (void *)(lestd[2] + (int)hd->hp_addr);
|
|
sc->sc_conf3 = LE_C3_BSWP;
|
|
sc->sc_addr = 0;
|
|
sc->sc_memsize = 16384;
|
|
|
|
/*
|
|
* Read the ethernet address off the board, one nibble at a time.
|
|
*/
|
|
cp = (char *)(lestd[3] + (int)hd->hp_addr);
|
|
for (i = 0; i < sizeof(sc->sc_arpcom.ac_enaddr); i++) {
|
|
sc->sc_arpcom.ac_enaddr[i] = (*++cp & 0xF) << 4;
|
|
cp++;
|
|
sc->sc_arpcom.ac_enaddr[i] |= *++cp & 0xF;
|
|
cp++;
|
|
}
|
|
|
|
sc->sc_copytodesc = copytobuf_contig;
|
|
sc->sc_copyfromdesc = copyfrombuf_contig;
|
|
sc->sc_copytobuf = copytobuf_contig;
|
|
sc->sc_copyfrombuf = copyfrombuf_contig;
|
|
sc->sc_zerobuf = zerobuf_contig;
|
|
|
|
sc->sc_arpcom.ac_if.if_name = ledriver.d_name;
|
|
leconfig(sc);
|
|
|
|
/* Establish the interrupt handler. */
|
|
isrlink(hp300_leintr, sc, hd->hp_ipl, ISRPRI_NET);
|
|
ler0->ler0_status = LE_IE;
|
|
}
|
|
|
|
static int
|
|
hp300_leintr(arg)
|
|
void *arg;
|
|
{
|
|
struct le_softc *sc = arg;
|
|
u_int16_t isr;
|
|
|
|
#ifdef USELEDS
|
|
isr = lerdcsr(sc, LE_CSR0);
|
|
|
|
if ((isr & LE_C0_INTR) == 0)
|
|
return (0);
|
|
|
|
if (isr & LE_C0_RINT)
|
|
if (inledcontrol == 0)
|
|
ledcontrol(0, 0, LED_LANRCV);
|
|
|
|
if (isr & LE_C0_TINT)
|
|
if (inledcontrol == 0)
|
|
ledcontrol(0, 0, LED_LANXMT);
|
|
#endif /* USELEDS */
|
|
|
|
return (leintr(sc));
|
|
}
|
|
|
|
#include <dev/ic/am7990.c>
|