Split the `le' driver front-ends into separate files.

The sbus and lebuffer front-end have moved to dev/sbus.
This commit is contained in:
pk 1998-07-27 23:59:11 +00:00
parent 6a834adc63
commit c7a2e942b0
2 changed files with 344 additions and 339 deletions

View File

@ -1,4 +1,4 @@
/* $NetBSD: if_le.c,v 1.56 1998/07/21 17:36:04 drochner Exp $ */
/* $NetBSD: if_le_ledma.c,v 1.1 1998/07/27 23:59:11 pk Exp $ */
/*-
* Copyright (c) 1997 The NetBSD Foundation, Inc.
@ -103,90 +103,57 @@
#include <machine/autoconf.h>
#include <machine/cpu.h>
#include <sparc/dev/sbusvar.h>
#include <dev/sbus/sbusvar.h>
#include <sparc/dev/dmareg.h>
#include <sparc/dev/dmavar.h>
#include <sparc/dev/lebuffervar.h>
#include <dev/ic/lancereg.h>
#include <dev/ic/lancevar.h>
#include <dev/ic/am7990reg.h>
#include <dev/ic/am7990var.h>
#include <sparc/dev/if_lereg.h>
#include <sparc/dev/if_levar.h>
/*
* LANCE registers.
*/
struct lereg1 {
volatile u_int16_t ler1_rdp; /* data port */
volatile u_int16_t ler1_rap; /* register select port */
};
int lematch_byname __P((struct device *, struct cfdata *, void *));
int lematch_obio __P((struct device *, struct cfdata *, void *));
void leattach_sbus __P((struct device *, struct device *, void *));
struct le_softc {
struct am7990_softc sc_am7990; /* glue to MI code */
struct sbusdev sc_sd; /* sbus device */
bus_space_tag_t sc_bustag;
bus_dma_tag_t sc_dmatag;
struct lereg1 *sc_r1; /* LANCE registers */
struct dma_softc *sc_dma; /* pointer to my dma */
u_long sc_laddr; /* LANCE DMA address */
};
#define MEMSIZE 0x4000 /* LANCE memory size */
int lematch_ledma __P((struct device *, struct cfdata *, void *));
void leattach_ledma __P((struct device *, struct device *, void *));
void leattach_lebuffer __P((struct device *, struct device *, void *));
void leattach_obio __P((struct device *, struct device *, void *));
void leattach __P((struct le_softc *, int));
#if 0
#if defined(SUN4M) /* XXX */
int myleintr __P((void *));
int ledmaintr __P((struct dma_softc *));
int
myleintr(arg)
void *arg;
{
register struct le_softc *lesc = arg;
static int dodrain=0;
if (lesc->sc_dma->sc_regs->csr & D_ERR_PEND) {
dodrain = 1;
return ledmaintr(lesc->sc_dma);
}
if (dodrain) { /* XXX - is this necessary with D_DSBL_WRINVAL on? */
#define E_DRAIN 0x400 /* XXX: fix dmareg.h */
int i = 10;
while (i-- > 0 && (lesc->sc_dma->sc_regs->csr & D_DRAINING))
delay(1);
}
return (am7990_intr(arg));
}
#endif
#endif
#if defined(SUN4M)
/*
* Media types supported by the Sun4m.
*/
int lemediasun4m[] = {
static int lemedia[] = {
IFM_ETHER|IFM_10_T,
IFM_ETHER|IFM_10_5,
IFM_ETHER|IFM_AUTO,
};
#define NLEMEDIASUN4M (sizeof(lemediasun4m) / sizeof(lemediasun4m[0]))
#define NLEMEDIA (sizeof(lemedia) / sizeof(lemedia[0]))
void lesetutp __P((struct lance_softc *));
void lesetaui __P((struct lance_softc *));
int lemediachange __P((struct lance_softc *));
void lemediastatus __P((struct lance_softc *, struct ifmediareq *));
#endif /* SUN4M */
/* Four attachments for this device */
struct cfattach le_sbus_ca = {
sizeof(struct le_softc), lematch_byname, leattach_sbus
};
struct cfattach le_ledma_ca = {
sizeof(struct le_softc), lematch_byname, leattach_ledma
};
struct cfattach le_lebuffer_ca = {
sizeof(struct le_softc), lematch_byname, leattach_lebuffer
};
struct cfattach le_obio_ca = {
sizeof(struct le_softc), lematch_obio, leattach_obio
sizeof(struct le_softc), lematch_ledma, leattach_ledma
};
extern struct cfdriver le_cd;
@ -203,41 +170,41 @@ extern struct cfdriver le_cd;
#define hide static
#endif
hide void lewrcsr __P((struct lance_softc *, u_int16_t, u_int16_t));
hide u_int16_t lerdcsr __P((struct lance_softc *, u_int16_t));
static void lewrcsr __P((struct lance_softc *, u_int16_t, u_int16_t));
static u_int16_t lerdcsr __P((struct lance_softc *, u_int16_t));
hide void lehwreset __P((struct lance_softc *));
hide void lehwinit __P((struct lance_softc *));
hide void lenocarrier __P((struct lance_softc *));
hide void
static void
lewrcsr(sc, port, val)
struct lance_softc *sc;
u_int16_t port, val;
{
register struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
#if defined(SUN4M)
volatile u_int16_t discard;
#endif
struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
ler1->ler1_rap = port;
ler1->ler1_rdp = val;
#if defined(SUN4M)
/*
/*
* We need to flush the Sbus->Mbus write buffers. This can most
* easily be accomplished by reading back the register that we
* just wrote (thanks to Chris Torek for this solution).
*/
if (CPU_ISSUN4M)
*/
if (CPU_ISSUN4M) {
volatile u_int16_t discard;
discard = ler1->ler1_rdp;
}
#endif
}
hide u_int16_t
static u_int16_t
lerdcsr(sc, port)
struct lance_softc *sc;
u_int16_t port;
{
register struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
u_int16_t val;
ler1->ler1_rap = port;
@ -245,7 +212,6 @@ lerdcsr(sc, port)
return (val);
}
#if defined(SUN4M)
void
lesetutp(sc)
struct lance_softc *sc;
@ -307,9 +273,6 @@ lemediastatus(sc, ifmr)
{
struct le_softc *lesc = (struct le_softc *)sc;
if (lesc->sc_dma == NULL)
return;
/*
* Notify the world which media we're currently using.
*/
@ -318,92 +281,78 @@ lemediastatus(sc, ifmr)
else
ifmr->ifm_active = IFM_ETHER|IFM_10_5;
}
#endif /* SUN4M */
hide void
lehwreset(sc)
struct lance_softc *sc;
{
#if defined(SUN4M)
struct le_softc *lesc = (struct le_softc *)sc;
struct dma_softc *dma = lesc->sc_dma;
/*
* Reset DMA channel.
*/
if (CPU_ISSUN4M && lesc->sc_dma) {
DMA_RESET(lesc->sc_dma);
lesc->sc_dma->sc_regs->en_bar = lesc->sc_laddr & 0xff000000;
DMA_ENINTR(lesc->sc_dma);
DMA_RESET(dma);
dma->sc_regs->en_bar = lesc->sc_laddr & 0xff000000;
DMA_ENINTR(dma);
#define D_DSBL_WRINVAL D_DSBL_SCSI_DRN /* XXX: fix dmareg.h */
/* Disable E-cache invalidates on chip writes */
lesc->sc_dma->sc_regs->csr |= D_DSBL_WRINVAL;
}
#endif
/* Disable E-cache invalidates on chip writes */
dma->sc_regs->csr |= D_DSBL_WRINVAL;
}
hide void
lehwinit(sc)
struct lance_softc *sc;
{
#if defined(SUN4M)
struct le_softc *lesc = (struct le_softc *)sc;
/*
* Make sure we're using the currently-enabled media type.
* XXX Actually, this is probably unnecessary, now.
*/
if (CPU_ISSUN4M && lesc->sc_dma) {
switch (IFM_SUBTYPE(sc->sc_media.ifm_cur->ifm_media)) {
case IFM_10_T:
lesetutp(sc);
break;
switch (IFM_SUBTYPE(sc->sc_media.ifm_cur->ifm_media)) {
case IFM_10_T:
lesetutp(sc);
break;
case IFM_10_5:
lesetaui(sc);
break;
}
case IFM_10_5:
lesetaui(sc);
break;
}
#endif
}
hide void
lenocarrier(sc)
struct lance_softc *sc;
{
#if defined(SUN4M)
struct le_softc *lesc = (struct le_softc *)sc;
if (CPU_ISSUN4M && lesc->sc_dma) {
/*
* Check if the user has requested a certain cable type, and
* if so, honor that request.
*/
printf("%s: lost carrier on ", sc->sc_dev.dv_xname);
if (lesc->sc_dma->sc_regs->csr & DE_AUI_TP) {
printf("UTP port");
switch (IFM_SUBTYPE(sc->sc_media.ifm_media)) {
case IFM_10_5:
case IFM_AUTO:
printf(", switching to AUI port");
lesetaui(sc);
}
} else {
printf("AUI port");
switch (IFM_SUBTYPE(sc->sc_media.ifm_media)) {
case IFM_10_T:
case IFM_AUTO:
printf(", switching to UTP port");
lesetutp(sc);
}
/*
* Check if the user has requested a certain cable type, and
* if so, honor that request.
*/
printf("%s: lost carrier on ", sc->sc_dev.dv_xname);
if (lesc->sc_dma->sc_regs->csr & DE_AUI_TP) {
printf("UTP port");
switch (IFM_SUBTYPE(sc->sc_media.ifm_media)) {
case IFM_10_5:
case IFM_AUTO:
printf(", switching to AUI port");
lesetaui(sc);
}
printf("\n");
} else
#endif
printf("%s: lost carrier\n", sc->sc_dev.dv_xname);
} else {
printf("AUI port");
switch (IFM_SUBTYPE(sc->sc_media.ifm_media)) {
case IFM_10_T:
case IFM_AUTO:
printf(", switching to UTP port");
lesetutp(sc);
}
}
printf("\n");
}
int
lematch_byname(parent, cf, aux)
lematch_ledma(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
@ -413,107 +362,24 @@ lematch_byname(parent, cf, aux)
return (strcmp(cf->cf_driver->cd_name, sa->sa_name) == 0);
}
int
lematch_obio(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
union obio_attach_args *uoba = aux;
struct obio4_attach_args *oba;
if (uoba->uoba_isobio4 == 0)
return (0);
oba = &uoba->uoba_oba4;
return (bus_space_probe(oba->oba_bustag, 0, oba->oba_paddr,
2, /* probe size */
0, /* offset */
0, /* flags */
NULL, NULL));
}
#define SAME_LANCE(bp, sa) \
((bp->val[0] == sa->sa_slot && bp->val[1] == sa->sa_offset) || \
(bp->val[0] == -1 && bp->val[1] == sc->sc_dev.dv_unit))
void
leattach_sbus(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct sbus_attach_args *sa = aux;
struct le_softc *lesc = (struct le_softc *)self;
struct lance_softc *sc = &lesc->sc_am7990.lsc;
struct sbusdev *sd;
bus_space_handle_t bh;
lesc->sc_bustag = sa->sa_bustag;
lesc->sc_dmatag = sa->sa_dmatag;
if (sbus_bus_map(sa->sa_bustag,
sa->sa_slot,
sa->sa_offset,
sizeof(struct lereg1),
BUS_SPACE_MAP_LINEAR,
0, &bh) != 0) {
printf("%s @ sbus: cannot map registers\n", self->dv_xname);
return;
}
lesc->sc_r1 = (struct lereg1 *)bh;
/*
* Look for an "unallocated" lebuffer and pair it with
* this `le' device on the assumption that we're on
* a pre-historic ROM that doesn't establish le<=>lebuffer
* parent-child relationships.
*/
for (sd = ((struct sbus_softc *)parent)->sc_sbdev; sd != NULL;
sd = sd->sd_bchain) {
struct lebuf_softc *lebuf = (struct lebuf_softc *)sd->sd_dev;
if (strncmp("lebuffer", sd->sd_dev->dv_xname, 8) != 0)
continue;
if (lebuf->attached != 0)
continue;
sc->sc_mem = lebuf->sc_buffer;
sc->sc_memsize = lebuf->sc_bufsiz;
sc->sc_addr = 0; /* Lance view is offset by buffer location */
lebuf->attached = 1;
/* That old black magic... */
sc->sc_conf3 = getpropint(sa->sa_node,
"busmaster-regval",
LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON);
break;
}
lesc->sc_sd.sd_reset = (void *)lance_reset;
sbus_establish(&lesc->sc_sd, &sc->sc_dev);
if (sa->sa_bp != NULL && strcmp(sa->sa_bp->name, le_cd.cd_name) == 0 &&
SAME_LANCE(sa->sa_bp, sa))
sa->sa_bp->dev = &sc->sc_dev;
leattach(lesc, sa->sa_pri);
}
void
leattach_ledma(parent, self, aux)
struct device *parent, *self;
void *aux;
{
#if defined(SUN4M)
struct sbus_attach_args *sa = aux;
struct le_softc *lesc = (struct le_softc *)self;
struct lance_softc *sc = &lesc->sc_am7990.lsc;
bus_space_handle_t bh;
bus_dma_segment_t seg;
int rseg, error;
/* XXX the following declarations should be elsewhere */
extern void myetheraddr __P((u_char *));
/* Establish link to `ledma' device */
lesc->sc_dma = (struct dma_softc *)parent;
@ -571,136 +437,10 @@ leattach_ledma(parent, self, aux)
sc->sc_mediachange = lemediachange;
sc->sc_mediastatus = lemediastatus;
sc->sc_supmedia = lemediasun4m;
sc->sc_nsupmedia = NLEMEDIASUN4M;
sc->sc_supmedia = lemedia;
sc->sc_nsupmedia = NLEMEDIA;
sc->sc_defaultmedia = IFM_ETHER|IFM_AUTO;
leattach(lesc, sa->sa_pri);
#endif
}
void
leattach_lebuffer(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct sbus_attach_args *sa = aux;
struct le_softc *lesc = (struct le_softc *)self;
struct lance_softc *sc = &lesc->sc_am7990.lsc;
struct lebuf_softc *lebuf = (struct lebuf_softc *)parent;
bus_space_handle_t bh;
lesc->sc_bustag = sa->sa_bustag;
lesc->sc_dmatag = sa->sa_dmatag;
if (bus_space_map2(sa->sa_bustag,
sa->sa_slot,
sa->sa_offset,
sizeof(struct lereg1),
BUS_SPACE_MAP_LINEAR,
0, &bh)) {
printf("%s @ lebuffer: cannot map registers\n", self->dv_xname);
return;
}
lesc->sc_r1 = (struct lereg1 *)bh;
sc->sc_mem = lebuf->sc_buffer;
sc->sc_memsize = lebuf->sc_bufsiz;
sc->sc_addr = 0; /* Lance view is offset by buffer location */
lebuf->attached = 1;
/* That old black magic... */
sc->sc_conf3 = getpropint(sa->sa_node, "busmaster-regval",
LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON);
/* Assume SBus is grandparent */
lesc->sc_sd.sd_reset = (void *)lance_reset;
sbus_establish(&lesc->sc_sd, parent);
if (sa->sa_bp != NULL && strcmp(sa->sa_bp->name, le_cd.cd_name) == 0 &&
SAME_LANCE(sa->sa_bp, sa))
sa->sa_bp->dev = &sc->sc_dev;
leattach(lesc, sa->sa_pri);
}
void
leattach_obio(parent, self, aux)
struct device *parent, *self;
void *aux;
{
union obio_attach_args *uoba = aux;
struct obio4_attach_args *oba = &uoba->uoba_oba4;
struct le_softc *lesc = (struct le_softc *)self;
struct lance_softc *sc = &lesc->sc_am7990.lsc;
bus_space_handle_t bh;
lesc->sc_bustag = oba->oba_bustag;
lesc->sc_dmatag = oba->oba_dmatag;
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
0, sizeof(struct lereg1),
0, 0,
&bh) != 0) {
printf("leattach_obio: cannot map registers\n");
return;
}
lesc->sc_r1 = (struct lereg1 *)bh;
if (oba->oba_bp != NULL &&
strcmp(oba->oba_bp->name, le_cd.cd_name) == 0 &&
sc->sc_dev.dv_unit == oba->oba_bp->val[1])
oba->oba_bp->dev = &sc->sc_dev;
/* Install interrupt */
leattach(lesc, oba->oba_pri);
}
void
leattach(lesc, pri)
struct le_softc *lesc;
int pri;
{
struct lance_softc *sc = &lesc->sc_am7990.lsc;
/* XXX the following declarations should be elsewhere */
extern void myetheraddr __P((u_char *));
if (sc->sc_mem == 0) {
#if 0
bus_dma_segment_t seg;
int rseg, error;
error = bus_dmamem_alloc(lesc->sc_dmat, MEMSIZE, NBPG, 0,
&seg, 1, &rseg, BUS_DMA_NOWAIT);
if (error) {
printf("if_le: DMA buffer alloc error %d\n", error);
return;
}
error = bus_dmamem_map(lesc->sc_dmat, &seg, rseg, MEMSIZE,
(caddr_t *)&sc->sc_mem,
BUS_DMA_NOWAIT|BUS_DMAMEM_NOSYNC);
if (error) {
printf("if_le: DMA buffer map error %d\n", error);
return;
}
sc->sc_addr = seg.ds_addr & 0xffffff;
#else
u_long laddr;
laddr = (u_long)dvma_malloc(MEMSIZE, &sc->sc_mem, M_NOWAIT);
sc->sc_addr = laddr & 0xffffff;
#endif/*0*/
#if defined (SUN4M)
if ((sc->sc_addr & 0xffffff) >=
(sc->sc_addr & 0xffffff) + MEMSIZE)
panic("if_le: Lance buffer crosses 16MB boundary");
#endif
sc->sc_memsize = MEMSIZE;
sc->sc_conf3 = LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON;
}
myetheraddr(sc->sc_enaddr);
sc->sc_copytodesc = lance_copytobuf_contig;
@ -717,7 +457,8 @@ leattach(lesc, pri)
am7990_config(&lesc->sc_am7990);
(void)bus_intr_establish(lesc->sc_bustag, pri, 0, am7990_intr, sc);
(void)bus_intr_establish(lesc->sc_bustag, sa->sa_pri, 0,
am7990_intr, sc);
/* now initialize DMA */
lehwreset(sc);

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@ -0,0 +1,264 @@
/* $NetBSD: if_le_obio.c,v 1.1 1998/07/27 23:59:11 pk Exp $ */
/*-
* Copyright (c) 1997 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
* NASA Ames Research Center.
*
* 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 NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
/*-
* Copyright (c) 1996
* The President and Fellows of Harvard College. All rights reserved.
* 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 Aaron Brown and
* Harvard University.
* 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 "opt_inet.h"
#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 <sys/malloc.h>
#include <net/if.h>
#include <net/if_ether.h>
#include <net/if_media.h>
#ifdef INET
#include <netinet/in.h>
#include <netinet/if_inarp.h>
#endif
#include <machine/autoconf.h>
#include <machine/cpu.h>
#include <dev/ic/lancereg.h>
#include <dev/ic/lancevar.h>
#include <dev/ic/am7990reg.h>
#include <dev/ic/am7990var.h>
/*
* LANCE registers.
*/
struct lereg1 {
volatile u_int16_t ler1_rdp; /* data port */
volatile u_int16_t ler1_rap; /* register select port */
};
struct le_softc {
struct am7990_softc sc_am7990; /* glue to MI code */
bus_space_tag_t sc_bustag;
bus_dma_tag_t sc_dmatag;
struct lereg1 *sc_r1; /* LANCE registers */
};
#define MEMSIZE 0x4000 /* LANCE memory size */
int lematch_obio __P((struct device *, struct cfdata *, void *));
void leattach_obio __P((struct device *, struct device *, void *));
/*
* Media types supported.
*/
static int lemedia[] = {
IFM_ETHER|IFM_10_T,
};
#define NLEMEDIA (sizeof(lemedia) / sizeof(lemedia[0]))
struct cfattach le_obio_ca = {
sizeof(struct le_softc), lematch_obio, leattach_obio
};
extern struct cfdriver le_cd;
#if defined(_KERNEL) && !defined(_LKM)
#include "opt_ddb.h"
#endif
#ifdef DDB
#define integrate
#define hide
#else
#define integrate static __inline
#define hide static
#endif
static void lewrcsr __P((struct lance_softc *, u_int16_t, u_int16_t));
static u_int16_t lerdcsr __P((struct lance_softc *, u_int16_t));
hide void lehwreset __P((struct lance_softc *));
hide void lehwinit __P((struct lance_softc *));
hide void lenocarrier __P((struct lance_softc *));
static void
lewrcsr(sc, port, val)
struct lance_softc *sc;
u_int16_t port, val;
{
struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
ler1->ler1_rap = port;
ler1->ler1_rdp = val;
}
static u_int16_t
lerdcsr(sc, port)
struct lance_softc *sc;
u_int16_t port;
{
struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
u_int16_t val;
ler1->ler1_rap = port;
val = ler1->ler1_rdp;
return (val);
}
int
lematch_obio(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
union obio_attach_args *uoba = aux;
struct obio4_attach_args *oba;
if (uoba->uoba_isobio4 == 0)
return (0);
oba = &uoba->uoba_oba4;
return (bus_space_probe(oba->oba_bustag, 0, oba->oba_paddr,
2, /* probe size */
0, /* offset */
0, /* flags */
NULL, NULL));
}
void
leattach_obio(parent, self, aux)
struct device *parent, *self;
void *aux;
{
union obio_attach_args *uoba = aux;
struct obio4_attach_args *oba = &uoba->uoba_oba4;
struct le_softc *lesc = (struct le_softc *)self;
struct lance_softc *sc = &lesc->sc_am7990.lsc;
bus_space_handle_t bh;
u_long laddr;
/* XXX the following declarations should be elsewhere */
extern void myetheraddr __P((u_char *));
lesc->sc_bustag = oba->oba_bustag;
lesc->sc_dmatag = oba->oba_dmatag;
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
0, sizeof(struct lereg1),
0, 0,
&bh) != 0) {
printf("leattach_obio: cannot map registers\n");
return;
}
lesc->sc_r1 = (struct lereg1 *)bh;
if (oba->oba_bp != NULL &&
strcmp(oba->oba_bp->name, le_cd.cd_name) == 0 &&
sc->sc_dev.dv_unit == oba->oba_bp->val[1])
oba->oba_bp->dev = &sc->sc_dev;
laddr = (u_long)dvma_malloc(MEMSIZE, &sc->sc_mem, M_NOWAIT);
sc->sc_addr = laddr & 0xffffff;
sc->sc_memsize = MEMSIZE;
sc->sc_conf3 = LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON;
sc->sc_supmedia = lemedia;
sc->sc_nsupmedia = NLEMEDIA;
sc->sc_defaultmedia = lemedia[0];
myetheraddr(sc->sc_enaddr);
sc->sc_copytodesc = lance_copytobuf_contig;
sc->sc_copyfromdesc = lance_copyfrombuf_contig;
sc->sc_copytobuf = lance_copytobuf_contig;
sc->sc_copyfrombuf = lance_copyfrombuf_contig;
sc->sc_zerobuf = lance_zerobuf_contig;
sc->sc_rdcsr = lerdcsr;
sc->sc_wrcsr = lewrcsr;
am7990_config(&lesc->sc_am7990);
/* Install interrupt */
(void)bus_intr_establish(lesc->sc_bustag, oba->oba_pri, 0,
am7990_intr, sc);
}