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A few tweaks. Still not a real driver.

This commit is contained in:
soren 2000-07-03 12:50:09 +00:00
parent 85788f586b
commit df788ce137
1 changed files with 42 additions and 28 deletions
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70
sys/arch/sgimips/dev/if_mec.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_mec.c,v 1.2 2000/06/29 07:44:10 mrg Exp $ */
/* $NetBSD: if_mec.c,v 1.3 2000/07/03 12:50:09 soren Exp $ */
/*
* Copyright (c) 2000 Soren S. Jorvang
@ -53,8 +53,6 @@
#include <machine/endian.h>
#include <uvm/uvm_extern.h> /* for PAGE_SIZE */
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_media.h>
@ -141,27 +139,41 @@ mec_attach(parent, self, aux)
struct mec_softc *sc = (void *)self;
struct mace_attach_args *maa = aux;
struct ifnet *ifp = &sc->sc_ethercom.ec_if;
u_int64_t command;
u_int64_t address, command;
int i;
sc->sc_st = maa->maa_st;
sc->sc_sh = maa->maa_sh;
printf(": MAC-110 Ethernet, ");
command = bus_space_read_8(sc->sc_st, sc->sc_sh, MEC_MAC_CONTROL);
printf("rev %lld\n", (command & MAC_REVISION) >> MAC_REVISION_SHIFT);
/*
* The firmware has left us the station address.
*/
address = bus_space_read_8(sc->sc_st, sc->sc_sh, MEC_STATION);
for (i = 0; i < 6; i++) {
sc->sc_enaddr[5 - i] = address & 0xff;
address >>= 8;
}
printf("%s: station address %s\n", sc->sc_dev.dv_xname,
ether_sprintf(sc->sc_enaddr));
/*
* Reset device.
*/
bus_space_write_8(sc->sc_st, sc->sc_sh, MEC_MAC_CONTROL, 0);
command = bus_space_read_8(sc->sc_st, sc->sc_sh, MEC_MAC_CONTROL);
printf(": rev %lld\n", (command & MAC_REVISION) >> MAC_REVISION_SHIFT);
delay(1000);
printf("%s: sorry, this is not a real driver\n", sc->sc_dev.dv_xname);
#if 0
strcpy(ifp->if_xname, sc->sc_dev.dv_xname);
ifp->if_softc = sc;
ifp->if_mtu = ETHERMTU;
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
#if 0
ifp->if_ioctl = mec_ioctl;
ifp->if_start = mec_start;
ifp->if_watchdog = mec_watchdog;
@ -182,7 +194,7 @@ mec_attach(parent, self, aux)
} else
ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
return;
return; /* XXX */
if_attach(ifp);
ether_ifattach(ifp, sc->sc_enaddr);
@ -202,6 +214,7 @@ mec_mii_readreg(self, phy, reg)
{
struct mec_softc *sc = (struct mec_softc *)self;
u_int64_t val;
int i;
if (mec_mii_wait(sc) != 0)
return 0;
@ -211,15 +224,16 @@ mec_mii_readreg(self, phy, reg)
bus_space_write_8(sc->sc_st, sc->sc_sh, MEC_PHY_READ_INITATE, 1);
if (mec_mii_wait(sc) != 0)
return 0;
for (i = 0; i < 20; i++) {
delay(30);
val = bus_space_read_8(sc->sc_st, sc->sc_sh, MEC_PHY_DATA);
val = bus_space_read_8(sc->sc_st, sc->sc_sh, MEC_PHY_DATA);
if (val == 0xffff)
val = 0;
if ((val & PHY_DATA_BUSY) == 0)
return (int)val & PHY_DATA_VALUE;
}
return (int)val & PHY_DATA_VALUE;
return 0;
}
void
@ -249,21 +263,21 @@ mec_mii_wait(sc)
{
int i;
delay(1000); /* XXX */
return 0;
for (i = 0; i < 100; i++) {
delay(10);
if ((bus_space_read_8(sc->sc_st, sc->sc_sh, MEC_PHY_DATA) &
PHY_DATA_BUSY) == 0)
break;
}
if (i == 100) {
printf("%s: MII timed out\n", sc->sc_dev.dv_xname);
return 1;
u_int64_t busy;
delay(30);
busy = bus_space_read_8(sc->sc_st, sc->sc_sh, MEC_PHY_DATA);
if ((busy & PHY_DATA_BUSY) == 0)
return 0;
if (busy == 0xffff)
return 0;
}
return 0;
printf("%s: MII timed out\n", sc->sc_dev.dv_xname);
return 1;
}
void