-/* $OpenBSD: if_bm.c,v 1.4 2000/03/25 04:36:56 rahnds Exp $ */
-/* $NetBSD: if_bm.c,v 1.6 2000/02/02 17:09:43 thorpej Exp $ */
+/* $OpenBSD: if_bm.c,v 1.5 2000/03/31 05:33:36 rahnds Exp $ */
+/* $NetBSD: if_bm.c,v 1.1 1999/01/01 01:27:52 tsubai Exp $ */
/*-
- * Copyright (C) 1998, 1999, 2000 Tsubai Masanari. All rights reserved.
+ * Copyright (C) 1998, 1999 Tsubai Masanari. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
#include <sys/param.h>
#include <sys/device.h>
#include <sys/ioctl.h>
-#include <sys/kernel.h>
#include <sys/mbuf.h>
#include <sys/socket.h>
#include <sys/systm.h>
-#include <vm/vm.h>
-
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/if_ether.h>
#if NBPFILTER > 0
#include <net/bpf.h>
+#include <net/bpfdesc.h>
#endif
-#ifdef INET
-#include <netinet/in.h>
-#ifdef __NetBSD__
-#include <netinet/if_inarp.h>
-#endif /* __NetBSD__ */
-#endif
+#include <vm/vm.h>
#include <dev/ofw/openfirm.h>
-#include <dev/mii/mii.h>
-#include <dev/mii/miivar.h>
-#ifdef __NetBSD__
-#include <dev/mii/mii_bitbang.h>
-#endif /* __NetBSD__ */
-
#include <machine/autoconf.h>
#include <machine/pio.h>
#define sc_if sc_ethercom.ec_if
u_char sc_enaddr[6];
#endif
+ struct ifmedia sc_media;
vaddr_t sc_regs;
dbdma_regmap_t *sc_txdma;
dbdma_regmap_t *sc_rxdma;
caddr_t sc_rxbuf;
int sc_rxlast;
int sc_flags;
- struct mii_data sc_mii;
+ int sc_debug;
int txcnt_outstanding;
};
#define BMAC_BMACPLUS 0x01
-#define BMAC_DEBUGFLAG 0x02
extern u_int *heathrow_FCR;
static __inline void bmac_set_bits __P((struct bmac_softc *, int, int));
static __inline void bmac_reset_bits __P((struct bmac_softc *, int, int));
-int bmac_match __P((struct device *, void *, void *));
-void bmac_attach __P((struct device *, struct device *, void *));
-void bmac_reset_chip __P((struct bmac_softc *));
-void bmac_init __P((struct bmac_softc *));
-void bmac_init_dma __P((struct bmac_softc *));
-int bmac_intr __P((void *));
-int bmac_tx_intr __P((void *));
-int bmac_rint __P((void *));
-void bmac_reset __P((struct bmac_softc *));
-void bmac_stop __P((struct bmac_softc *));
-void bmac_start __P((struct ifnet *));
-void bmac_transmit_packet __P((struct bmac_softc *, void *, int));
-int bmac_put __P((struct bmac_softc *, caddr_t, struct mbuf *));
-struct mbuf *bmac_get __P((struct bmac_softc *, caddr_t, int));
-void bmac_watchdog __P((struct ifnet *));
-int bmac_ioctl __P((struct ifnet *, u_long, caddr_t));
-int bmac_mediachange __P((struct ifnet *));
-void bmac_mediastatus __P((struct ifnet *, struct ifmediareq *));
-void bmac_setladrf __P((struct bmac_softc *));
-
-#ifdef __NetBSD__
-int bmac_mii_readreg __P((struct device *, int, int));
-void bmac_mii_writereg __P((struct device *, int, int, int));
-void bmac_mii_statchg __P((struct device *));
-void bmac_mii_tick __P((void *));
-u_int32_t bmac_mbo_read __P((struct device *));
-void bmac_mbo_write __P((struct device *, u_int32_t));
-#endif /* __NetBSD__ */
+static int bmac_match __P((struct device *, void *, void *));
+static void bmac_attach __P((struct device *, struct device *, void *));
+static void bmac_reset_chip __P((struct bmac_softc *));
+static void bmac_init __P((struct bmac_softc *));
+static void bmac_init_dma __P((struct bmac_softc *));
+static int bmac_intr __P((void *));
+static int bmac_tx_intr __P((void *));
+static int bmac_rint __P((void *));
+static void bmac_reset __P((struct bmac_softc *));
+static void bmac_stop __P((struct bmac_softc *));
+static void bmac_start __P((struct ifnet *));
+static void bmac_transmit_packet __P((struct bmac_softc *, void *, int));
+static int bmac_put __P((struct bmac_softc *, caddr_t, struct mbuf *));
+static struct mbuf *bmac_get __P((struct bmac_softc *, caddr_t, int));
+static void bmac_watchdog __P((struct ifnet *));
+static int bmac_ioctl __P((struct ifnet *, u_long, caddr_t));
+static int bmac_mediachange __P((struct ifnet *));
+static void bmac_mediastatus __P((struct ifnet *, struct ifmediareq *));
+static void bmac_setladrf __P((struct bmac_softc *));
+void bmac_init_mif __P((struct bmac_softc *sc));
struct cfattach bm_ca = {
sizeof(struct bmac_softc), bmac_match, bmac_attach
};
-#ifdef __NetBSD__
-struct mii_bitbang_ops bmac_mbo = {
- bmac_mbo_read, bmac_mbo_write,
- { MIFDO, MIFDI, MIFDC, MIFDIR, 0 }
-};
-#endif /* __NetBSD__ */
-
struct cfdriver bm_cd = {
NULL, "bm", DV_IFNET
};
if (ca->ca_nreg < 24 || ca->ca_nintr < 12)
return 0;
- if (strcmp(ca->ca_name, "bmac") == 0) { /* bmac */
+ if (strcmp(ca->ca_name, "bmac") == 0) /* bmac */
return 1;
- }
- if (strcmp(ca->ca_name, "ethernet") == 0) { /* bmac+ */
+ if (strcmp(ca->ca_name, "ethernet") == 0) /* bmac+ */
return 1;
- }
return 0;
}
struct confargs *ca = aux;
struct bmac_softc *sc = (void *)self;
struct ifnet *ifp = &sc->sc_if;
- struct mii_data *mii = &sc->sc_mii;
u_char laddr[6];
+ int i;
sc->sc_flags =0;
if (strcmp(ca->ca_name, "ethernet") == 0) {
- char name[64];
-
- bzero(name, 64);
- OF_package_to_path(ca->ca_node, name, sizeof(name));
- OF_open(name);
sc->sc_flags |= BMAC_BMACPLUS;
}
IFF_BROADCAST | IFF_SIMPLEX | IFF_NOTRAILERS | IFF_MULTICAST;
ifp->if_watchdog = bmac_watchdog;
-#ifdef __NetBSD__
- mii->mii_ifp = ifp;
- mii->mii_readreg = bmac_mii_readreg;
- mii->mii_writereg = bmac_mii_writereg;
- mii->mii_statchg = bmac_mii_statchg;
-#endif /* __NetBSD__ */
-
-#ifdef __NetBSD__
- ifmedia_init(&mii->mii_media, 0, bmac_mediachange, bmac_mediastatus);
-#endif /* __NetBSD__ */
-#ifdef __NetBSD__
- mii_attach(&sc->sc_dev, mii, 0xffffffff, MII_PHY_ANY,
- MII_OFFSET_ANY, 0);
-#endif /* __NetBSD__ */
-
- /* Choose a default media. */
- if (LIST_FIRST(&mii->mii_phys) == NULL) {
- ifmedia_add(&mii->mii_media, IFM_ETHER|IFM_10_T, 0, NULL);
- ifmedia_set(&mii->mii_media, IFM_ETHER|IFM_10_T);
- } else
- ifmedia_set(&mii->mii_media, IFM_ETHER|IFM_AUTO);
+ ifmedia_init(&sc->sc_media, 0, bmac_mediachange, bmac_mediastatus);
+ ifmedia_add(&sc->sc_media, IFM_ETHER|IFM_10_T, 0, NULL);
+ ifmedia_set(&sc->sc_media, IFM_ETHER|IFM_10_T);
bmac_reset_chip(sc);
struct ifnet *ifp = &sc->sc_if;
struct ether_header *eh;
caddr_t data;
- int i, tb, bmcr;
+ int i, tb;
u_short *p;
+ bmac_init_mif(sc);
bmac_reset_chip(sc);
-#ifdef __NetBSD__
- /* XXX */
- bmcr = bmac_mii_readreg((struct device *)sc, 0, MII_BMCR);
- bmcr &= ~BMCR_ISO;
- bmac_mii_writereg((struct device *)sc, 0, MII_BMCR, bmcr);
-#endif /* __NetBSD__ */
-
bmac_write_reg(sc, RXRST, RxResetValue);
bmac_write_reg(sc, TXRST, TxResetBit);
/* Wait for reset completion. */
- do {
- delay(100);
- } while (bmac_read_reg(sc, TXRST) & TxResetBit);
- if (i <= 0)
- printf("%s: reset timeout\n", ifp->if_xname);
+ do {
+ delay(10000);
+ } while (bmac_read_reg(sc, TXRST) & TxResetBit);
if (! (sc->sc_flags & BMAC_BMACPLUS)) {
- bmac_set_bits(sc, XCVRIF, ClkBit|SerialMode|COLActiveLow);
+ bmac_set_bits(sc, XCVRIF, ClkBit|SerialMode|COLActiveLow);
+ delay(100);
}
__asm __volatile ("mftb %0" : "=r"(tb));
bmac_transmit_packet(sc, data, sizeof(eh) + ETHERMIN);
bmac_start(ifp);
-
-#ifdef __NetBSD__
- untimeout(bmac_mii_tick, sc);
- timeout(bmac_mii_tick, sc, hz);
-#endif /* __NetBSD__ */
}
void
bpf_mtap(ifp->if_bpf, m);
#endif
#ifdef __OpenBSD__
+#if 0
+ ether_input(ifp, mtod(m, struct ether_header *), m);
+#else
m_adj(m, sizeof(struct ether_header));
ether_input(ifp, data, m);
+#endif
#else
- (*ifp->if_input)(ifp, m);
+ m_adj(m, sizeof(struct ether_header));
+ ether_input(ifp, data, m);
#endif
ifp->if_ipackets++;
s = splnet();
-#ifdef __NetBSD__
- untimeout(bmac_mii_tick, sc);
- mii_down(&sc->sc_mii);
-#endif /* __NetBSD__ */
-
/* Disable TX/RX. */
bmac_reset_bits(sc, TXCFG, TxMACEnable);
bmac_reset_bits(sc, RXCFG, RxMACEnable);
struct ifaddr *ifa = (struct ifaddr *)data;
struct ifreq *ifr = (struct ifreq *)data;
int s, error = 0;
+ int temp;
s = splnet();
}
#ifdef BMAC_DEBUG
if (ifp->if_flags & IFF_DEBUG)
- sc->sc_flags |= BMAC_DEBUGFLAG;
+ sc->sc_debug = 1;
+ else
+ sc->sc_debug = 0;
#endif
break;
case SIOCGIFMEDIA:
case SIOCSIFMEDIA:
- error = ifmedia_ioctl(ifp, ifr, &sc->sc_mii.mii_media, cmd);
+ error = ifmedia_ioctl(ifp, ifr, &sc->sc_media, cmd);
break;
default:
return error;
}
-#ifdef __NetBSD__
int
bmac_mediachange(ifp)
struct ifnet *ifp;
{
- struct bmac_softc *sc = ifp->if_softc;
-
- return mii_mediachg(&sc->sc_mii);
+ return EINVAL;
}
-#endif /* __NetBSD__ */
-#ifdef __NetBSD__
void
bmac_mediastatus(ifp, ifmr)
struct ifnet *ifp;
struct ifmediareq *ifmr;
{
- struct bmac_softc *sc = ifp->if_softc;
-
- mii_pollstat(&sc->sc_mii);
+ if ((ifp->if_flags & IFF_UP) == 0)
+ return;
- ifmr->ifm_status = sc->sc_mii.mii_media_status;
- ifmr->ifm_active = sc->sc_mii.mii_media_active;
+ ifmr->ifm_status = IFM_AVALID;
+ ifmr->ifm_status |= IFM_ACTIVE;
}
-#endif /* __NetBSD__ */
#define MC_POLY_BE 0x04c11db7UL /* mcast crc, big endian */
#define MC_POLY_LE 0xedb88320UL /* mcast crc, little endian */
bmac_write_reg(sc, HASH0, 0xffff);
}
-#ifdef __NetBSD__
-int
-bmac_mii_readreg(dev, phy, reg)
- struct device *dev;
- int phy, reg;
+#define MIFDELAY delay(1)
+
+unsigned int
+bmac_mif_readbits(sc, nb)
+ struct bmac_softc *sc;
+ int nb;
{
- return mii_bitbang_readreg(dev, &bmac_mbo, phy, reg);
+ unsigned int val = 0;
+
+ while (--nb >= 0) {
+ bmac_write_reg(sc, MIFCSR, 0);
+ MIFDELAY;
+ if (bmac_read_reg(sc, MIFCSR) & 8)
+ val |= 1 << nb;
+ bmac_write_reg(sc, MIFCSR, 1);
+ MIFDELAY;
+ }
+ bmac_write_reg(sc, MIFCSR, 0);
+ MIFDELAY;
+ bmac_write_reg(sc, MIFCSR, 1);
+ MIFDELAY;
+ return val;
}
-#endif /* __NetBSD__ */
-#ifdef __NetBSD__
void
-bmac_mii_writereg(dev, phy, reg, val)
- struct device *dev;
- int phy, reg, val;
+bmac_mif_writebits(sc, val, nb)
+ struct bmac_softc *sc;
+ unsigned int val;
+ int nb;
{
- mii_bitbang_writereg(dev, &bmac_mbo, phy, reg, val);
+ int b;
+
+ while (--nb >= 0) {
+ b = (val & (1 << nb))? 6: 4;
+ bmac_write_reg(sc, MIFCSR, b);
+ MIFDELAY;
+ bmac_write_reg(sc, MIFCSR, b|1);
+ MIFDELAY;
+ }
}
-#endif /* __NetBSD__ */
-#ifdef __NetBSD__
-u_int32_t
-bmac_mbo_read(dev)
- struct device *dev;
+unsigned int
+bmac_mif_read(sc, addr)
+ struct bmac_softc *sc;
+ unsigned int addr;
{
- struct bmac_softc *sc = (void *)dev;
-
- return bmac_read_reg(sc, MIFCSR);
+ unsigned int val;
+
+ bmac_write_reg(sc, MIFCSR, 4);
+ MIFDELAY;
+ bmac_mif_writebits(sc, ~0U, 32);
+ bmac_mif_writebits(sc, 6, 4);
+ bmac_mif_writebits(sc, addr, 10);
+ bmac_write_reg(sc, MIFCSR, 2);
+ MIFDELAY;
+ bmac_write_reg(sc, MIFCSR, 1);
+ MIFDELAY;
+ val = bmac_mif_readbits(sc, 17);
+ bmac_write_reg(sc, MIFCSR, 4);
+ MIFDELAY;
+ /* printk(KERN_DEBUG "bmac_mif_read(%x) -> %x\n", addr, val); */
+ return val;
}
void
-bmac_mbo_write(dev, val)
- struct device *dev;
- u_int32_t val;
+bmac_mif_write(sc, addr, val)
+ struct bmac_softc *sc;
+ unsigned int addr;
+ unsigned int val;
{
- struct bmac_softc *sc = (void *)dev;
-
- bmac_write_reg(sc, MIFCSR, val);
+ bmac_write_reg(sc, MIFCSR, 4);
+ MIFDELAY;
+ bmac_mif_writebits(sc, ~0U, 32);
+ bmac_mif_writebits(sc, 5, 4);
+ bmac_mif_writebits(sc, addr, 10);
+ bmac_mif_writebits(sc, 2, 2);
+ bmac_mif_writebits(sc, val, 16);
+ bmac_mif_writebits(sc, 3, 2);
}
void
-bmac_mii_statchg(dev)
- struct device *dev;
+bmac_init_mif(sc)
+ struct bmac_softc *sc;
{
- struct bmac_softc *sc = (void *)dev;
- int x;
-
- /* Update duplex mode in TX configuration */
- x = bmac_read_reg(sc, TXCFG);
- if ((IFM_OPTIONS(sc->sc_mii.mii_media_active) & IFM_FDX) != 0)
- x |= TxFullDuplex;
- else
- x &= ~TxFullDuplex;
- bmac_write_reg(sc, TXCFG, x);
-
-#ifdef BMAC_DEBUG
- printf("bmac_mii_statchg 0x%x\n",
- IFM_OPTIONS(sc->sc_mii.mii_media_active));
+ int id;
+ if (sc->sc_flags & BMAC_BMACPLUS) {
+ id = bmac_mif_read(sc,2);
+ switch (id) {
+ case 0x7810:
+ if (bmac_mif_read(sc,4) == 0xa1) {
+ bmac_mif_write(sc, 0, 0x1000);
+ } else {
+ bmac_mif_write(sc, 4, 0xa1);
+ bmac_mif_write(sc, 0, 0x1200);
+ }
+#if 0
+ /* DEBUGGING */
+ printf("mif 0 %x\n", bmac_mif_read(sc, 0));
+ printf("mif 4 %x\n", bmac_mif_read(sc, 4));
#endif
+ break;
+ default:
+ printf("bmac mif id %x not regcognized\n", id);
+ /* nothing */
+ }
+ }
+ return;
}
-#endif /* __NetBSD__ */
-
-#ifdef __NetBSD__
-void
-bmac_mii_tick(v)
- void *v;
-{
- struct bmac_softc *sc = v;
- int s;
-
- s = splnet();
- mii_tick(&sc->sc_mii);
- splx(s);
-
- timeout(bmac_mii_tick, sc, hz);
-}
-#endif /* __NetBSD__ */
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