-/* $OpenBSD: if_bm.c,v 1.3 2000/03/20 07:26:49 rahnds Exp $ */
-/* $NetBSD: if_bm.c,v 1.1 1999/01/01 01:27:52 tsubai Exp $ */
+/* $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 $ */
/*-
- * Copyright (C) 1998, 1999 Tsubai Masanari. All rights reserved.
+ * Copyright (C) 1998, 1999, 2000 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
-#include <vm/vm.h>
+#ifdef INET
+#include <netinet/in.h>
+#ifdef __NetBSD__
+#include <netinet/if_inarp.h>
+#endif /* __NetBSD__ */
+#endif
#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;
- int sc_debug;
+ struct mii_data sc_mii;
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));
-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));
+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__ */
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;
- 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);
+#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);
bmac_reset_chip(sc);
struct ifnet *ifp = &sc->sc_if;
struct ether_header *eh;
caddr_t data;
- int i, tb;
+ int i, tb, bmcr;
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(10000);
- } while (bmac_read_reg(sc, TXRST) & TxResetBit);
+ do {
+ delay(100);
+ } while (bmac_read_reg(sc, TXRST) & TxResetBit);
+ if (i <= 0)
+ printf("%s: reset timeout\n", ifp->if_xname);
if (! (sc->sc_flags & BMAC_BMACPLUS)) {
- bmac_set_bits(sc, XCVRIF, ClkBit|SerialMode|COLActiveLow);
- delay(100);
+ bmac_set_bits(sc, XCVRIF, ClkBit|SerialMode|COLActiveLow);
}
__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
- m_adj(m, sizeof(struct ether_header));
- ether_input(ifp, data, m);
+ (*ifp->if_input)(ifp, 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_debug = 1;
- else
- sc->sc_debug = 0;
+ sc->sc_flags |= BMAC_DEBUGFLAG;
#endif
break;
case SIOCGIFMEDIA:
case SIOCSIFMEDIA:
- error = ifmedia_ioctl(ifp, ifr, &sc->sc_media, cmd);
+ error = ifmedia_ioctl(ifp, ifr, &sc->sc_mii.mii_media, cmd);
break;
default:
return error;
}
+#ifdef __NetBSD__
int
bmac_mediachange(ifp)
struct ifnet *ifp;
{
- return EINVAL;
+ struct bmac_softc *sc = ifp->if_softc;
+
+ return mii_mediachg(&sc->sc_mii);
}
+#endif /* __NetBSD__ */
+#ifdef __NetBSD__
void
bmac_mediastatus(ifp, ifmr)
struct ifnet *ifp;
struct ifmediareq *ifmr;
{
- if ((ifp->if_flags & IFF_UP) == 0)
- return;
+ struct bmac_softc *sc = ifp->if_softc;
+
+ mii_pollstat(&sc->sc_mii);
- ifmr->ifm_status = IFM_AVALID;
- ifmr->ifm_status |= IFM_ACTIVE;
+ ifmr->ifm_status = sc->sc_mii.mii_media_status;
+ ifmr->ifm_active = sc->sc_mii.mii_media_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);
}
-#define MIFDELAY delay(1)
-
-unsigned int
-bmac_mif_readbits(sc, nb)
- struct bmac_softc *sc;
- int nb;
+#ifdef __NetBSD__
+int
+bmac_mii_readreg(dev, phy, reg)
+ struct device *dev;
+ int 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;
+ return mii_bitbang_readreg(dev, &bmac_mbo, phy, reg);
}
+#endif /* __NetBSD__ */
+#ifdef __NetBSD__
void
-bmac_mif_writebits(sc, val, nb)
- struct bmac_softc *sc;
- unsigned int val;
- int nb;
+bmac_mii_writereg(dev, phy, reg, val)
+ struct device *dev;
+ int 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;
- }
+ mii_bitbang_writereg(dev, &bmac_mbo, phy, reg, val);
}
+#endif /* __NetBSD__ */
-unsigned int
-bmac_mif_read(sc, addr)
- struct bmac_softc *sc;
- unsigned int addr;
+#ifdef __NetBSD__
+u_int32_t
+bmac_mbo_read(dev)
+ struct device *dev;
{
- 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;
+ struct bmac_softc *sc = (void *)dev;
+
+ return bmac_read_reg(sc, MIFCSR);
}
void
-bmac_mif_write(sc, addr, val)
- struct bmac_softc *sc;
- unsigned int addr;
- unsigned int val;
+bmac_mbo_write(dev, val)
+ struct device *dev;
+ u_int32_t 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);
+ struct bmac_softc *sc = (void *)dev;
+
+ bmac_write_reg(sc, MIFCSR, val);
}
void
-bmac_init_mif(sc)
- struct bmac_softc *sc;
+bmac_mii_statchg(dev)
+ struct device *dev;
{
- 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));
+ 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));
#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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