1963 lines
45 KiB
C
1963 lines
45 KiB
C
/* $NetBSD: if_udav.c,v 1.2 2003/09/04 15:17:38 tsutsui Exp $ */
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/* $nabe: if_udav.c,v 1.3 2003/08/21 16:57:19 nabe Exp $ */
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/* $FreeBSD$ */
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/*-
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* Copyright (c) 2003
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* Shingo WATANABE <nabe@nabechan.org>. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/*
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* DM9601(DAVICOM USB to Ethernet MAC Controller with Integrated 10/100 PHY)
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* The spec can be found at the following url.
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* http://www.davicom.com.tw/big5/download/Data%20Sheet/DM9601-DS-P01-930914.pdf
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*/
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/*
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* TODO:
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* Interrupt Endpoint support
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* External PHYs
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* powerhook() support?
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_inet.h"
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#if defined(__NetBSD__)
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#include "opt_ns.h"
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#endif
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#if defined(__NetBSD__)
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#include "bpfilter.h"
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#endif
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#if defined(__FreeBSD__)
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#define NBPFILTER 1
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#endif
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#if defined(__NetBSD__)
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#include "rnd.h"
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#endif
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/lock.h>
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#include <sys/mbuf.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/socket.h>
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#if defined(__FreeBSD__)
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#include <sys/types.h>
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#include <sys/lockmgr.h>
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#include <sys/sockio.h>
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#endif
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#if defined(__NetBSD__)
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#include <sys/device.h>
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#endif
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#if defined(NRND) && NRND > 0
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#include <sys/rnd.h>
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#endif
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#include <net/if.h>
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#include <net/if_arp.h>
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#include <net/if_dl.h>
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#include <net/if_media.h>
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#include <net/ethernet.h>
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#include <net/if_types.h>
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#if NBPFILTER > 0
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#include <net/bpf.h>
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#endif
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#if defined(__NetBSD__)
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#ifndef BPF_MTAP
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#define BPF_MTAP(_ifp, _m) do { \
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if ((_ifp)->if_bpf)) { \
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bpf_mtap((_ifp)->if_bpf, (_m)) ; \
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} \
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} while (0)
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#endif
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#endif
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#if defined(__NetBSD__)
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#include <net/if_ether.h>
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/if_inarp.h>
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#endif /* INET */
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#elif defined(__FreeBSD__) /* defined(__NetBSD__) */
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#include <netinet/in.h>
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#include <netinet/if_ether.h>
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#endif /* defined(__FreeBSD__) */
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#if defined(__NetBSD__)
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#ifdef NS
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#include <netns/ns.h>
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#include <netns/ns_if.h>
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#endif
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#endif /* defined (__NetBSD__) */
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#include <sys/bus.h>
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#include <machine/bus.h>
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#include <dev/mii/mii.h>
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#include <dev/mii/miivar.h>
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#include <dev/usb/usb_port.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdi_util.h>
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#include "usbdevs.h"
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#include <dev/usb/usbdivar.h>
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#include <dev/usb/usb_ethersubr.h>
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#include <dev/usb/if_udavreg.h>
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#if defined(__FreeBSD__)
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MODULE_DEPEND(udav, usb, 1, 1, 1);
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MODULE_DEPEND(udav, ether, 1, 1, 1);
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MODULE_DEPEND(udav, miibus, 1, 1, 1);
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#endif
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/* "device miibus" required. See GENERIC if you get errors here. */
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#include "miibus_if.h"
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#if !defined(__FreeBSD__)
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/* Function declarations */
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USB_DECLARE_DRIVER(udav);
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#endif
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#if defined(__FreeBSD__)
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static device_probe_t udav_match;
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static device_attach_t udav_attach;
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static device_detach_t udav_detach;
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static device_shutdown_t udav_shutdown;
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static miibus_readreg_t udav_miibus_readreg;
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static miibus_writereg_t udav_miibus_writereg;
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static miibus_statchg_t udav_miibus_statchg;
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#endif
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static int udav_openpipes(struct udav_softc *);
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static void udav_start(struct ifnet *);
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static int udav_send(struct udav_softc *, struct mbuf *, int);
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static void udav_txeof(usbd_xfer_handle, usbd_private_handle, usbd_status);
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#if defined(__FreeBSD__)
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static void udav_rxstart(struct ifnet *ifp);
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#endif
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static void udav_rxeof(usbd_xfer_handle, usbd_private_handle, usbd_status);
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static void udav_tick(void *);
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static void udav_tick_task(void *);
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static int udav_ioctl(struct ifnet *, u_long, caddr_t);
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static void udav_stop_task(struct udav_softc *);
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static void udav_stop(struct ifnet *, int);
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static void udav_watchdog(struct ifnet *);
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static int udav_ifmedia_change(struct ifnet *);
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static void udav_ifmedia_status(struct ifnet *, struct ifmediareq *);
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static void udav_lock_mii(struct udav_softc *);
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static void udav_unlock_mii(struct udav_softc *);
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#if defined(__NetBSD__)
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static int udav_miibus_readreg(device_t, int, int);
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static void udav_miibus_writereg(device_t, int, int, int);
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static void udav_miibus_statchg(device_t);
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static int udav_init(struct ifnet *);
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#elif defined(__FreeBSD__)
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static void udav_init(void *);
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#endif
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static void udav_setmulti(struct udav_softc *);
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static void udav_reset(struct udav_softc *);
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static int udav_csr_read(struct udav_softc *, int, void *, int);
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static int udav_csr_write(struct udav_softc *, int, void *, int);
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static int udav_csr_read1(struct udav_softc *, int);
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static int udav_csr_write1(struct udav_softc *, int, unsigned char);
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#if 0
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static int udav_mem_read(struct udav_softc *, int, void *, int);
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static int udav_mem_write(struct udav_softc *, int, void *, int);
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static int udav_mem_write1(struct udav_softc *, int, unsigned char);
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#endif
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#if defined(__FreeBSD__)
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static device_method_t udav_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, udav_match),
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DEVMETHOD(device_attach, udav_attach),
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DEVMETHOD(device_detach, udav_detach),
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DEVMETHOD(device_shutdown, udav_shutdown),
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/* bus interface */
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DEVMETHOD(bus_print_child, bus_generic_print_child),
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DEVMETHOD(bus_driver_added, bus_generic_driver_added),
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/* MII interface */
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DEVMETHOD(miibus_readreg, udav_miibus_readreg),
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DEVMETHOD(miibus_writereg, udav_miibus_writereg),
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DEVMETHOD(miibus_statchg, udav_miibus_statchg),
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{ 0, 0 }
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};
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static driver_t udav_driver = {
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"udav",
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udav_methods,
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sizeof(struct udav_softc)
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};
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static devclass_t udav_devclass;
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DRIVER_MODULE(udav, uhub, udav_driver, udav_devclass, usbd_driver_load, 0);
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DRIVER_MODULE(miibus, udav, miibus_driver, miibus_devclass, 0, 0);
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#endif /* defined(__FreeBSD__) */
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/* Macros */
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#ifdef UDAV_DEBUG
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#define DPRINTF(x) if (udavdebug) printf x
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#define DPRINTFN(n,x) if (udavdebug >= (n)) printf x
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int udavdebug = 0;
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#else
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#define DPRINTF(x)
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#define DPRINTFN(n,x)
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#endif
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#define delay(d) DELAY(d)
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#define UDAV_SETBIT(sc, reg, x) \
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udav_csr_write1(sc, reg, udav_csr_read1(sc, reg) | (x))
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#define UDAV_CLRBIT(sc, reg, x) \
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udav_csr_write1(sc, reg, udav_csr_read1(sc, reg) & ~(x))
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static const struct udav_type {
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struct usb_devno udav_dev;
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u_int16_t udav_flags;
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#define UDAV_EXT_PHY 0x0001
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} udav_devs [] = {
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/* Corega USB-TXC */
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{{ USB_VENDOR_COREGA, USB_PRODUCT_COREGA_FETHER_USB_TXC }, 0},
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/* ShanTou ST268 USB NIC */
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{{ USB_VENDOR_SHANTOU, USB_PRODUCT_SHANTOU_ST268 }, 0},
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/* ShanTou DM9601 USB NIC */
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{{ USB_VENDOR_SHANTOU, USB_PRODUCT_SHANTOU_DM9601}, 0},
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};
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#define udav_lookup(v, p) ((const struct udav_type *)usb_lookup(udav_devs, v, p))
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/* Probe */
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static int
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udav_match(device_t self)
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{
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struct usb_attach_arg *uaa = device_get_ivars(self);
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if (uaa->iface != NULL)
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return (UMATCH_NONE);
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return (udav_lookup(uaa->vendor, uaa->product) != NULL ?
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UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
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}
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/* Attach */
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static int
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udav_attach(device_t self)
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{
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USB_ATTACH_START(udav, sc, uaa);
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usbd_device_handle dev = uaa->device;
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usbd_interface_handle iface;
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usbd_status err;
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usb_interface_descriptor_t *id;
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usb_endpoint_descriptor_t *ed;
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const char *devname ;
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struct ifnet *ifp;
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#if defined(__NetBSD__)
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struct mii_data *mii;
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#endif
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u_char eaddr[ETHER_ADDR_LEN];
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int i;
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#if defined(__NetBSD__)
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int s;
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#endif
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sc->sc_dev = self;
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devname = device_get_nameunit(self);
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/* Move the device into the configured state. */
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err = usbd_set_config_no(dev, UDAV_CONFIG_NO, 1);
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if (err) {
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printf("%s: setting config no failed\n", devname);
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goto bad;
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}
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usb_init_task(&sc->sc_tick_task, udav_tick_task, sc);
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lockinit(&sc->sc_mii_lock, PZERO, "udavmii", 0, 0);
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usb_init_task(&sc->sc_stop_task, (void (*)(void *)) udav_stop_task, sc);
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/* get control interface */
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err = usbd_device2interface_handle(dev, UDAV_IFACE_INDEX, &iface);
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if (err) {
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printf("%s: failed to get interface, err=%s\n", devname,
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usbd_errstr(err));
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goto bad;
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}
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sc->sc_udev = dev;
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sc->sc_ctl_iface = iface;
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sc->sc_flags = udav_lookup(uaa->vendor, uaa->product)->udav_flags;
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/* get interface descriptor */
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id = usbd_get_interface_descriptor(sc->sc_ctl_iface);
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/* find endpoints */
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sc->sc_bulkin_no = sc->sc_bulkout_no = sc->sc_intrin_no = -1;
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for (i = 0; i < id->bNumEndpoints; i++) {
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ed = usbd_interface2endpoint_descriptor(sc->sc_ctl_iface, i);
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if (ed == NULL) {
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printf("%s: couldn't get endpoint %d\n", devname, i);
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goto bad;
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}
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if ((ed->bmAttributes & UE_XFERTYPE) == UE_BULK &&
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UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN)
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sc->sc_bulkin_no = ed->bEndpointAddress; /* RX */
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else if ((ed->bmAttributes & UE_XFERTYPE) == UE_BULK &&
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UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT)
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sc->sc_bulkout_no = ed->bEndpointAddress; /* TX */
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else if ((ed->bmAttributes & UE_XFERTYPE) == UE_INTERRUPT &&
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UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN)
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sc->sc_intrin_no = ed->bEndpointAddress; /* Status */
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}
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if (sc->sc_bulkin_no == -1 || sc->sc_bulkout_no == -1 ||
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sc->sc_intrin_no == -1) {
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printf("%s: missing endpoint\n", devname);
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goto bad;
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}
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#if defined(__FreeBSD__)
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mtx_init(&sc->sc_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK,
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MTX_DEF | MTX_RECURSE);
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#endif
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#if defined(__NetBSD__)
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s = splnet();
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#elif defined(__FreeBSD__)
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UDAV_LOCK(sc);
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#endif
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/* reset the adapter */
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udav_reset(sc);
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/* Get Ethernet Address */
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err = udav_csr_read(sc, UDAV_PAR, (void *)eaddr, ETHER_ADDR_LEN);
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if (err) {
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printf("%s: read MAC address failed\n", devname);
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#if defined(__NetBSD__)
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splx(s);
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#elif defined(__FreeBSD__)
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UDAV_UNLOCK(sc);
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mtx_destroy(&sc->sc_mtx);
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#endif
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goto bad;
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}
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/* Print Ethernet Address */
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printf("%s: Ethernet address %s\n", devname, ether_sprintf(eaddr));
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/* initialize interface infomation */
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#if defined(__FreeBSD__)
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ifp = GET_IFP(sc) = if_alloc(IFT_ETHER);
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if (ifp == NULL) {
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printf("%s: can not if_alloc\n", devname);
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UDAV_UNLOCK(sc);
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mtx_destroy(&sc->sc_mtx);
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goto bad;
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}
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#else
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ifp = GET_IFP(sc);
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#endif
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ifp->if_softc = sc;
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ifp->if_mtu = ETHERMTU;
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#if defined(__NetBSD__)
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strncpy(ifp->if_xname, devname, IFNAMSIZ);
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#elif defined(__FreeBSD__)
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if_initname(ifp, "udav", device_get_unit(self));
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#endif
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ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST |
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IFF_NEEDSGIANT;
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ifp->if_start = udav_start;
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ifp->if_ioctl = udav_ioctl;
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ifp->if_watchdog = udav_watchdog;
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ifp->if_init = udav_init;
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#if defined(__NetBSD__)
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ifp->if_stop = udav_stop;
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#endif
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#if defined(__FreeBSD__)
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ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
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#endif
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#if defined(__NetBSD__)
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IFQ_SET_READY(&ifp->if_snd);
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#endif
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#if defined(__NetBSD__)
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/*
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* Do ifmedia setup.
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*/
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mii = &sc->sc_mii;
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mii->mii_ifp = ifp;
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mii->mii_readreg = udav_miibus_readreg;
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mii->mii_writereg = udav_miibus_writereg;
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mii->mii_statchg = udav_miibus_statchg;
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mii->mii_flags = MIIF_AUTOTSLEEP;
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ifmedia_init(&mii->mii_media, 0,
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udav_ifmedia_change, udav_ifmedia_status);
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mii_attach(self, mii, 0xffffffff, MII_PHY_ANY, MII_OFFSET_ANY, 0);
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if (LIST_FIRST(&mii->mii_phys) == NULL) {
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ifmedia_add(&mii->mii_media, IFM_ETHER | IFM_NONE, 0, NULL);
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ifmedia_set(&mii->mii_media, IFM_ETHER | IFM_NONE);
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} else
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ifmedia_set(&mii->mii_media, IFM_ETHER | IFM_AUTO);
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/* attach the interface */
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if_attach(ifp);
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Ether_ifattach(ifp, eaddr);
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#elif defined(__FreeBSD__)
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if (mii_phy_probe(self, &sc->sc_miibus,
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udav_ifmedia_change, udav_ifmedia_status)) {
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printf("%s: MII without any PHY!\n", device_get_nameunit(sc->sc_dev));
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if_free(ifp);
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UDAV_UNLOCK(sc);
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mtx_destroy(&sc->sc_mtx);
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return ENXIO;
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}
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sc->sc_qdat.ifp = ifp;
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sc->sc_qdat.if_rxstart = udav_rxstart;
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/*
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* Call MI attach routine.
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*/
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ether_ifattach(ifp, eaddr);
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#endif
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#if defined(NRND) && NRND > 0
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rnd_attach_source(&sc->rnd_source, devname, RND_TYPE_NET, 0);
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#endif
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usb_callout_init(sc->sc_stat_ch);
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#if defined(__FreeBSD__)
|
|
usb_register_netisr();
|
|
#endif
|
|
sc->sc_attached = 1;
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
|
|
usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, dev, sc->sc_dev);
|
|
|
|
return 0;
|
|
|
|
bad:
|
|
sc->sc_dying = 1;
|
|
return ENXIO;
|
|
}
|
|
|
|
/* detach */
|
|
static int
|
|
udav_detach(device_t self)
|
|
{
|
|
USB_DETACH_START(udav, sc);
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
#if defined(__NetBSD__)
|
|
int s;
|
|
#endif
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
/* Detached before attached finished */
|
|
if (!sc->sc_attached)
|
|
return (0);
|
|
|
|
UDAV_LOCK(sc);
|
|
|
|
usb_uncallout(sc->sc_stat_ch, udav_tick, sc);
|
|
|
|
/* Remove any pending tasks */
|
|
usb_rem_task(sc->sc_udev, &sc->sc_tick_task);
|
|
usb_rem_task(sc->sc_udev, &sc->sc_stop_task);
|
|
|
|
#if defined(__NetBSD__)
|
|
s = splusb();
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_LOCK(sc);
|
|
#endif
|
|
|
|
if (--sc->sc_refcnt >= 0) {
|
|
/* Wait for processes to go away */
|
|
usb_detach_wait(sc->sc_dev);
|
|
}
|
|
#if defined(__FreeBSD__)
|
|
if (ifp->if_drv_flags & IFF_DRV_RUNNING)
|
|
#else
|
|
if (ifp->if_flags & IFF_RUNNING)
|
|
#endif
|
|
udav_stop(GET_IFP(sc), 1);
|
|
|
|
#if defined(NRND) && NRND > 0
|
|
rnd_detach_source(&sc->rnd_source);
|
|
#endif
|
|
#if defined(__NetBSD__)
|
|
mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
|
|
ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
|
|
#endif
|
|
ether_ifdetach(ifp);
|
|
#if defined(__NetBSD__)
|
|
if_detach(ifp);
|
|
#endif
|
|
#if defined(__FreeBSD__)
|
|
if_free(ifp);
|
|
#endif
|
|
|
|
#ifdef DIAGNOSTIC
|
|
if (sc->sc_pipe_tx != NULL)
|
|
printf("%s: detach has active tx endpoint.\n",
|
|
device_get_nameunit(sc->sc_dev));
|
|
if (sc->sc_pipe_rx != NULL)
|
|
printf("%s: detach has active rx endpoint.\n",
|
|
device_get_nameunit(sc->sc_dev));
|
|
if (sc->sc_pipe_intr != NULL)
|
|
printf("%s: detach has active intr endpoint.\n",
|
|
device_get_nameunit(sc->sc_dev));
|
|
#endif
|
|
sc->sc_attached = 0;
|
|
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
|
|
#if defined(__FreeBSD__)
|
|
mtx_destroy(&sc->sc_mtx);
|
|
#endif
|
|
|
|
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, sc->sc_dev);
|
|
return (0);
|
|
}
|
|
|
|
#if 0
|
|
/* read memory */
|
|
static int
|
|
udav_mem_read(struct udav_softc *sc, int offset, void *buf, int len)
|
|
{
|
|
usb_device_request_t req;
|
|
usbd_status err;
|
|
|
|
if (sc == NULL)
|
|
return (0);
|
|
|
|
DPRINTFN(0x200,
|
|
("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (0);
|
|
|
|
offset &= 0xffff;
|
|
len &= 0xff;
|
|
|
|
req.bmRequestType = UT_READ_VENDOR_DEVICE;
|
|
req.bRequest = UDAV_REQ_MEM_READ;
|
|
USETW(req.wValue, 0x0000);
|
|
USETW(req.wIndex, offset);
|
|
USETW(req.wLength, len);
|
|
|
|
sc->sc_refcnt++;
|
|
err = usbd_do_request(sc->sc_udev, &req, buf);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
if (err) {
|
|
DPRINTF(("%s: %s: read failed. off=%04x, err=%d\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, offset, err));
|
|
}
|
|
|
|
return (err);
|
|
}
|
|
|
|
/* write memory */
|
|
static int
|
|
udav_mem_write(struct udav_softc *sc, int offset, void *buf, int len)
|
|
{
|
|
usb_device_request_t req;
|
|
usbd_status err;
|
|
|
|
if (sc == NULL)
|
|
return (0);
|
|
|
|
DPRINTFN(0x200,
|
|
("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (0);
|
|
|
|
offset &= 0xffff;
|
|
len &= 0xff;
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
|
|
req.bRequest = UDAV_REQ_MEM_WRITE;
|
|
USETW(req.wValue, 0x0000);
|
|
USETW(req.wIndex, offset);
|
|
USETW(req.wLength, len);
|
|
|
|
sc->sc_refcnt++;
|
|
err = usbd_do_request(sc->sc_udev, &req, buf);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
if (err) {
|
|
DPRINTF(("%s: %s: write failed. off=%04x, err=%d\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, offset, err));
|
|
}
|
|
|
|
return (err);
|
|
}
|
|
|
|
/* write memory */
|
|
static int
|
|
udav_mem_write1(struct udav_softc *sc, int offset, unsigned char ch)
|
|
{
|
|
usb_device_request_t req;
|
|
usbd_status err;
|
|
|
|
if (sc == NULL)
|
|
return (0);
|
|
|
|
DPRINTFN(0x200,
|
|
("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (0);
|
|
|
|
offset &= 0xffff;
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
|
|
req.bRequest = UDAV_REQ_MEM_WRITE1;
|
|
USETW(req.wValue, ch);
|
|
USETW(req.wIndex, offset);
|
|
USETW(req.wLength, 0x0000);
|
|
|
|
sc->sc_refcnt++;
|
|
err = usbd_do_request(sc->sc_udev, &req, NULL);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
if (err) {
|
|
DPRINTF(("%s: %s: write failed. off=%04x, err=%d\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, offset, err));
|
|
}
|
|
|
|
return (err);
|
|
}
|
|
#endif
|
|
|
|
/* read register(s) */
|
|
static int
|
|
udav_csr_read(struct udav_softc *sc, int offset, void *buf, int len)
|
|
{
|
|
usb_device_request_t req;
|
|
usbd_status err;
|
|
|
|
if (sc == NULL)
|
|
return (0);
|
|
|
|
DPRINTFN(0x200,
|
|
("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (0);
|
|
|
|
offset &= 0xff;
|
|
len &= 0xff;
|
|
|
|
req.bmRequestType = UT_READ_VENDOR_DEVICE;
|
|
req.bRequest = UDAV_REQ_REG_READ;
|
|
USETW(req.wValue, 0x0000);
|
|
USETW(req.wIndex, offset);
|
|
USETW(req.wLength, len);
|
|
|
|
sc->sc_refcnt++;
|
|
err = usbd_do_request(sc->sc_udev, &req, buf);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
if (err) {
|
|
DPRINTF(("%s: %s: read failed. off=%04x, err=%d\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, offset, err));
|
|
}
|
|
|
|
return (err);
|
|
}
|
|
|
|
/* write register(s) */
|
|
static int
|
|
udav_csr_write(struct udav_softc *sc, int offset, void *buf, int len)
|
|
{
|
|
usb_device_request_t req;
|
|
usbd_status err;
|
|
|
|
if (sc == NULL)
|
|
return (0);
|
|
|
|
DPRINTFN(0x200,
|
|
("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (0);
|
|
|
|
offset &= 0xff;
|
|
len &= 0xff;
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
|
|
req.bRequest = UDAV_REQ_REG_WRITE;
|
|
USETW(req.wValue, 0x0000);
|
|
USETW(req.wIndex, offset);
|
|
USETW(req.wLength, len);
|
|
|
|
sc->sc_refcnt++;
|
|
err = usbd_do_request(sc->sc_udev, &req, buf);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
if (err) {
|
|
DPRINTF(("%s: %s: write failed. off=%04x, err=%d\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, offset, err));
|
|
}
|
|
|
|
return (err);
|
|
}
|
|
|
|
static int
|
|
udav_csr_read1(struct udav_softc *sc, int offset)
|
|
{
|
|
u_int8_t val = 0;
|
|
|
|
if (sc == NULL)
|
|
return (0);
|
|
|
|
DPRINTFN(0x200,
|
|
("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (0);
|
|
|
|
return (udav_csr_read(sc, offset, &val, 1) ? 0 : val);
|
|
}
|
|
|
|
/* write a register */
|
|
static int
|
|
udav_csr_write1(struct udav_softc *sc, int offset, unsigned char ch)
|
|
{
|
|
usb_device_request_t req;
|
|
usbd_status err;
|
|
|
|
if (sc == NULL)
|
|
return (0);
|
|
|
|
DPRINTFN(0x200,
|
|
("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (0);
|
|
|
|
offset &= 0xff;
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
|
|
req.bRequest = UDAV_REQ_REG_WRITE1;
|
|
USETW(req.wValue, ch);
|
|
USETW(req.wIndex, offset);
|
|
USETW(req.wLength, 0x0000);
|
|
|
|
sc->sc_refcnt++;
|
|
err = usbd_do_request(sc->sc_udev, &req, NULL);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
if (err) {
|
|
DPRINTF(("%s: %s: write failed. off=%04x, err=%d\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, offset, err));
|
|
}
|
|
|
|
return (err);
|
|
}
|
|
|
|
#if defined(__NetBSD__)
|
|
static int
|
|
udav_init(struct ifnet *ifp)
|
|
#elif defined(__FreeBSD__)
|
|
static void
|
|
udav_init(void *xsc)
|
|
#endif
|
|
{
|
|
#if defined(__NetBSD__)
|
|
struct udav_softc *sc = ifp->if_softc;
|
|
#elif defined(__FreeBSD__)
|
|
struct udav_softc *sc = (struct udav_softc *)xsc;
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
#endif
|
|
struct mii_data *mii = GET_MII(sc);
|
|
u_char *eaddr;
|
|
#if defined(__NetBSD__)
|
|
int s;
|
|
#endif
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
#if defined(__NetBSD__)
|
|
return (EIO);
|
|
#elif defined(__FreeBSD__)
|
|
return ;
|
|
#endif
|
|
|
|
#if defined(__NetBSD__)
|
|
s = splnet();
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_LOCK(sc);
|
|
#endif
|
|
|
|
/* Cancel pending I/O and free all TX/RX buffers */
|
|
udav_stop(ifp, 1);
|
|
|
|
#if defined(__NetBSD__)
|
|
eaddr = LLADDR(ifp->if_sadl);
|
|
#elif defined(__FreeBSD__)
|
|
eaddr = IF_LLADDR(ifp);
|
|
#endif
|
|
udav_csr_write(sc, UDAV_PAR, eaddr, ETHER_ADDR_LEN);
|
|
|
|
/* Initialize network control register */
|
|
/* Disable loopback */
|
|
UDAV_CLRBIT(sc, UDAV_NCR, UDAV_NCR_LBK0 | UDAV_NCR_LBK1);
|
|
|
|
/* Initialize RX control register */
|
|
UDAV_SETBIT(sc, UDAV_RCR, UDAV_RCR_DIS_LONG | UDAV_RCR_DIS_CRC);
|
|
|
|
/* If we want promiscuous mode, accept all physical frames. */
|
|
if (ifp->if_flags & IFF_PROMISC)
|
|
UDAV_SETBIT(sc, UDAV_RCR, UDAV_RCR_ALL|UDAV_RCR_PRMSC);
|
|
else
|
|
UDAV_CLRBIT(sc, UDAV_RCR, UDAV_RCR_ALL|UDAV_RCR_PRMSC);
|
|
|
|
/* Initialize transmit ring */
|
|
if (usb_ether_tx_list_init(sc, &sc->sc_cdata,
|
|
sc->sc_udev) == ENOBUFS) {
|
|
printf("%s: tx list init failed\n", device_get_nameunit(sc->sc_dev));
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
return (EIO);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
return ;
|
|
#endif
|
|
|
|
}
|
|
|
|
/* Initialize receive ring */
|
|
if (usb_ether_rx_list_init(sc, &sc->sc_cdata,
|
|
sc->sc_udev) == ENOBUFS) {
|
|
printf("%s: rx list init failed\n", device_get_nameunit(sc->sc_dev));
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
return (EIO);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
return ;
|
|
#endif
|
|
}
|
|
|
|
/* Load the multicast filter */
|
|
udav_setmulti(sc);
|
|
|
|
/* Enable RX */
|
|
UDAV_SETBIT(sc, UDAV_RCR, UDAV_RCR_RXEN);
|
|
|
|
/* clear POWER_DOWN state of internal PHY */
|
|
UDAV_SETBIT(sc, UDAV_GPCR, UDAV_GPCR_GEP_CNTL0);
|
|
UDAV_CLRBIT(sc, UDAV_GPR, UDAV_GPR_GEPIO0);
|
|
|
|
mii_mediachg(mii);
|
|
|
|
if (sc->sc_pipe_tx == NULL || sc->sc_pipe_rx == NULL) {
|
|
if (udav_openpipes(sc)) {
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
return (EIO);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
return ;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
#if defined(__FreeBSD__)
|
|
ifp->if_drv_flags |= IFF_DRV_RUNNING;
|
|
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
|
|
#else
|
|
ifp->if_flags |= IFF_RUNNING;
|
|
ifp->if_flags &= ~IFF_OACTIVE;
|
|
#endif
|
|
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
|
|
usb_callout(sc->sc_stat_ch, hz, udav_tick, sc);
|
|
|
|
#if defined(__NetBSD__)
|
|
return (0);
|
|
#elif defined(__FreeBSD__)
|
|
return ;
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
udav_reset(struct udav_softc *sc)
|
|
{
|
|
int i;
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return;
|
|
|
|
/* Select PHY */
|
|
#if 1
|
|
/*
|
|
* XXX: force select internal phy.
|
|
* external phy routines are not tested.
|
|
*/
|
|
UDAV_CLRBIT(sc, UDAV_NCR, UDAV_NCR_EXT_PHY);
|
|
#else
|
|
if (sc->sc_flags & UDAV_EXT_PHY) {
|
|
UDAV_SETBIT(sc, UDAV_NCR, UDAV_NCR_EXT_PHY);
|
|
} else {
|
|
UDAV_CLRBIT(sc, UDAV_NCR, UDAV_NCR_EXT_PHY);
|
|
}
|
|
#endif
|
|
|
|
UDAV_SETBIT(sc, UDAV_NCR, UDAV_NCR_RST);
|
|
|
|
for (i = 0; i < UDAV_TX_TIMEOUT; i++) {
|
|
if (!(udav_csr_read1(sc, UDAV_NCR) & UDAV_NCR_RST))
|
|
break;
|
|
delay(10); /* XXX */
|
|
}
|
|
delay(10000); /* XXX */
|
|
}
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
int
|
|
udav_activate(device_t self, enum devact act)
|
|
{
|
|
struct udav_softc *sc = (struct udav_softc *)self;
|
|
|
|
DPRINTF(("%s: %s: enter, act=%d\n", device_get_nameunit(sc->sc_dev),
|
|
__func__, act));
|
|
switch (act) {
|
|
case DVACT_ACTIVATE:
|
|
return (EOPNOTSUPP);
|
|
break;
|
|
|
|
case DVACT_DEACTIVATE:
|
|
if_deactivate(&sc->sc_ec.ec_if);
|
|
sc->sc_dying = 1;
|
|
break;
|
|
}
|
|
return (0);
|
|
}
|
|
#endif
|
|
|
|
#define UDAV_BITS 6
|
|
|
|
#define UDAV_CALCHASH(addr) \
|
|
(ether_crc32_le((addr), ETHER_ADDR_LEN) & ((1 << UDAV_BITS) - 1))
|
|
|
|
static void
|
|
udav_setmulti(struct udav_softc *sc)
|
|
{
|
|
struct ifnet *ifp;
|
|
#if defined(__NetBSD__)
|
|
struct ether_multi *enm;
|
|
struct ether_multistep step;
|
|
#elif defined(__FreeBSD__)
|
|
struct ifmultiaddr *ifma;
|
|
#endif
|
|
u_int8_t hashes[8];
|
|
int h = 0;
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return;
|
|
|
|
ifp = GET_IFP(sc);
|
|
|
|
if (ifp->if_flags & IFF_PROMISC) {
|
|
UDAV_SETBIT(sc, UDAV_RCR, UDAV_RCR_ALL|UDAV_RCR_PRMSC);
|
|
return;
|
|
} else if (ifp->if_flags & IFF_ALLMULTI) {
|
|
#if defined(__NetBSD__)
|
|
allmulti:
|
|
#endif
|
|
ifp->if_flags |= IFF_ALLMULTI;
|
|
UDAV_SETBIT(sc, UDAV_RCR, UDAV_RCR_ALL);
|
|
UDAV_CLRBIT(sc, UDAV_RCR, UDAV_RCR_PRMSC);
|
|
return;
|
|
}
|
|
|
|
/* first, zot all the existing hash bits */
|
|
memset(hashes, 0x00, sizeof(hashes));
|
|
hashes[7] |= 0x80; /* broadcast address */
|
|
udav_csr_write(sc, UDAV_MAR, hashes, sizeof(hashes));
|
|
|
|
/* now program new ones */
|
|
#if defined(__NetBSD__)
|
|
ETHER_FIRST_MULTI(step, &sc->sc_ec, enm);
|
|
while (enm != NULL) {
|
|
if (memcmp(enm->enm_addrlo, enm->enm_addrhi,
|
|
ETHER_ADDR_LEN) != 0)
|
|
goto allmulti;
|
|
|
|
h = UDAV_CALCHASH(enm->enm_addrlo);
|
|
hashes[h>>3] |= 1 << (h & 0x7);
|
|
ETHER_NEXT_MULTI(step, enm);
|
|
}
|
|
#elif defined(__FreeBSD__)
|
|
IF_ADDR_LOCK(ifp);
|
|
TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link)
|
|
{
|
|
if (ifma->ifma_addr->sa_family != AF_LINK)
|
|
continue;
|
|
h = UDAV_CALCHASH(LLADDR((struct sockaddr_dl *)
|
|
ifma->ifma_addr));
|
|
hashes[h>>3] |= 1 << (h & 0x7);
|
|
}
|
|
IF_ADDR_UNLOCK(ifp);
|
|
#endif
|
|
|
|
/* disable all multicast */
|
|
ifp->if_flags &= ~IFF_ALLMULTI;
|
|
UDAV_CLRBIT(sc, UDAV_RCR, UDAV_RCR_ALL);
|
|
|
|
/* write hash value to the register */
|
|
udav_csr_write(sc, UDAV_MAR, hashes, sizeof(hashes));
|
|
}
|
|
|
|
static int
|
|
udav_openpipes(struct udav_softc *sc)
|
|
{
|
|
struct ue_chain *c;
|
|
usbd_status err;
|
|
int i;
|
|
int error = 0;
|
|
|
|
if (sc->sc_dying)
|
|
return (EIO);
|
|
|
|
sc->sc_refcnt++;
|
|
|
|
/* Open RX pipe */
|
|
err = usbd_open_pipe(sc->sc_ctl_iface, sc->sc_bulkin_no,
|
|
USBD_EXCLUSIVE_USE, &sc->sc_pipe_rx);
|
|
if (err) {
|
|
printf("%s: open rx pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
error = EIO;
|
|
goto done;
|
|
}
|
|
|
|
/* Open TX pipe */
|
|
err = usbd_open_pipe(sc->sc_ctl_iface, sc->sc_bulkout_no,
|
|
USBD_EXCLUSIVE_USE, &sc->sc_pipe_tx);
|
|
if (err) {
|
|
printf("%s: open tx pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
error = EIO;
|
|
goto done;
|
|
}
|
|
|
|
#if 0
|
|
/* XXX: interrupt endpoint is not yet supported */
|
|
/* Open Interrupt pipe */
|
|
err = usbd_open_pipe_intr(sc->sc_ctl_iface, sc->sc_intrin_no,
|
|
USBD_EXCLUSIVE_USE, &sc->sc_pipe_intr, sc,
|
|
&sc->sc_cdata.ue_ibuf, UDAV_INTR_PKGLEN,
|
|
udav_intr, UDAV_INTR_INTERVAL);
|
|
if (err) {
|
|
printf("%s: open intr pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
error = EIO;
|
|
goto done;
|
|
}
|
|
#endif
|
|
|
|
|
|
/* Start up the receive pipe. */
|
|
for (i = 0; i < UE_RX_LIST_CNT; i++) {
|
|
c = &sc->sc_cdata.ue_rx_chain[i];
|
|
usbd_setup_xfer(c->ue_xfer, sc->sc_pipe_rx,
|
|
c, c->ue_buf, UE_BUFSZ,
|
|
USBD_SHORT_XFER_OK | USBD_NO_COPY,
|
|
USBD_NO_TIMEOUT, udav_rxeof);
|
|
(void)usbd_transfer(c->ue_xfer);
|
|
DPRINTF(("%s: %s: start read\n", device_get_nameunit(sc->sc_dev),
|
|
__func__));
|
|
}
|
|
|
|
done:
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static void
|
|
udav_start(struct ifnet *ifp)
|
|
{
|
|
struct udav_softc *sc = ifp->if_softc;
|
|
struct mbuf *m_head = NULL;
|
|
|
|
DPRINTF(("%s: %s: enter, link=%d\n", device_get_nameunit(sc->sc_dev),
|
|
__func__, sc->sc_link));
|
|
|
|
if (sc->sc_dying)
|
|
return;
|
|
|
|
if (!sc->sc_link)
|
|
return;
|
|
|
|
#if defined(__FreeBSD__)
|
|
if (ifp->if_drv_flags & IFF_DRV_OACTIVE)
|
|
#else
|
|
if (ifp->if_flags & IFF_OACTIVE)
|
|
#endif
|
|
return;
|
|
#if defined(__NetBSD__)
|
|
IFQ_POLL(&ifp->if_snd, m_head);
|
|
#elif defined(__FreeBSD__)
|
|
IF_DEQUEUE(&ifp->if_snd, m_head);
|
|
#endif
|
|
if (m_head == NULL)
|
|
return;
|
|
|
|
if (udav_send(sc, m_head, 0)) {
|
|
#if defined(__FreeBSD__)
|
|
IF_PREPEND(&ifp->if_snd, m_head);
|
|
ifp->if_drv_flags |= IFF_DRV_OACTIVE;
|
|
#else
|
|
ifp->if_flags |= IFF_OACTIVE;
|
|
#endif
|
|
return;
|
|
}
|
|
|
|
#if defined(__NetBSD__)
|
|
IFQ_DEQUEUE(&ifp->if_snd, m_head);
|
|
#endif
|
|
|
|
#if NBPFILTER > 0
|
|
BPF_MTAP(ifp, m_head);
|
|
#endif
|
|
|
|
#if defined(__FreeBSD__)
|
|
ifp->if_drv_flags |= IFF_DRV_OACTIVE;
|
|
#else
|
|
ifp->if_flags |= IFF_OACTIVE;
|
|
#endif
|
|
|
|
/* Set a timeout in case the chip goes out to lunch. */
|
|
ifp->if_timer = 5;
|
|
}
|
|
|
|
static int
|
|
udav_send(struct udav_softc *sc, struct mbuf *m, int idx)
|
|
{
|
|
int total_len;
|
|
struct ue_chain *c;
|
|
usbd_status err;
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev),__func__));
|
|
|
|
c = &sc->sc_cdata.ue_tx_chain[idx];
|
|
|
|
/* Copy the mbuf data into a contiguous buffer */
|
|
/* first 2 bytes are packet length */
|
|
m_copydata(m, 0, m->m_pkthdr.len, c->ue_buf + 2);
|
|
c->ue_mbuf = m;
|
|
total_len = m->m_pkthdr.len;
|
|
if (total_len < UDAV_MIN_FRAME_LEN) {
|
|
memset(c->ue_buf + 2 + total_len, 0,
|
|
UDAV_MIN_FRAME_LEN - total_len);
|
|
total_len = UDAV_MIN_FRAME_LEN;
|
|
}
|
|
|
|
/* Frame length is specified in the first 2bytes of the buffer */
|
|
c->ue_buf[0] = (u_int8_t)total_len;
|
|
c->ue_buf[1] = (u_int8_t)(total_len >> 8);
|
|
total_len += 2;
|
|
|
|
usbd_setup_xfer(c->ue_xfer, sc->sc_pipe_tx, c, c->ue_buf, total_len,
|
|
USBD_FORCE_SHORT_XFER | USBD_NO_COPY,
|
|
UDAV_TX_TIMEOUT, udav_txeof);
|
|
|
|
/* Transmit */
|
|
sc->sc_refcnt++;
|
|
err = usbd_transfer(c->ue_xfer);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
if (err != USBD_IN_PROGRESS) {
|
|
printf("%s: udav_send error=%s\n", device_get_nameunit(sc->sc_dev),
|
|
usbd_errstr(err));
|
|
/* Stop the interface */
|
|
usb_add_task(sc->sc_udev, &sc->sc_stop_task, USB_TASKQ_DRIVER);
|
|
return (EIO);
|
|
}
|
|
|
|
DPRINTF(("%s: %s: send %d bytes\n", device_get_nameunit(sc->sc_dev),
|
|
__func__, total_len));
|
|
|
|
sc->sc_cdata.ue_tx_cnt++;
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
udav_txeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
|
|
{
|
|
struct ue_chain *c = priv;
|
|
struct udav_softc *sc = c->ue_sc;
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
#if defined(__NetBSD__)
|
|
int s;
|
|
#endif
|
|
|
|
if (sc->sc_dying)
|
|
return;
|
|
|
|
#if defined(__NetBSD__)
|
|
s = splnet();
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_LOCK(sc);
|
|
#endif
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
ifp->if_timer = 0;
|
|
#if defined(__FreeBSD__)
|
|
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
|
|
#else
|
|
ifp->if_flags &= ~IFF_OACTIVE;
|
|
#endif
|
|
|
|
if (status != USBD_NORMAL_COMPLETION) {
|
|
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) {
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
return;
|
|
}
|
|
ifp->if_oerrors++;
|
|
printf("%s: usb error on tx: %s\n", device_get_nameunit(sc->sc_dev),
|
|
usbd_errstr(status));
|
|
if (status == USBD_STALLED) {
|
|
sc->sc_refcnt++;
|
|
usbd_clear_endpoint_stall(sc->sc_pipe_tx);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
}
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
return;
|
|
}
|
|
|
|
ifp->if_opackets++;
|
|
|
|
m_freem(c->ue_mbuf);
|
|
c->ue_mbuf = NULL;
|
|
|
|
#if defined(__NetBSD__)
|
|
if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
|
|
#elif defined(__FreeBSD__)
|
|
if ( ifp->if_snd.ifq_head != NULL )
|
|
#endif
|
|
udav_start(ifp);
|
|
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
udav_rxeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
|
|
{
|
|
struct ue_chain *c = priv;
|
|
struct udav_softc *sc = c->ue_sc;
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
struct mbuf *m;
|
|
u_int32_t total_len;
|
|
u_int8_t *pktstat;
|
|
#if defined(__NetBSD__)
|
|
int s;
|
|
#endif
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev),__func__));
|
|
|
|
if (sc->sc_dying)
|
|
return;
|
|
|
|
if (status != USBD_NORMAL_COMPLETION) {
|
|
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
|
|
return;
|
|
sc->sc_rx_errs++;
|
|
if (usbd_ratecheck(&sc->sc_rx_notice)) {
|
|
printf("%s: %u usb errors on rx: %s\n",
|
|
device_get_nameunit(sc->sc_dev), sc->sc_rx_errs,
|
|
usbd_errstr(status));
|
|
sc->sc_rx_errs = 0;
|
|
}
|
|
if (status == USBD_STALLED) {
|
|
sc->sc_refcnt++;
|
|
usbd_clear_endpoint_stall(sc->sc_pipe_rx);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
}
|
|
goto done;
|
|
}
|
|
|
|
usbd_get_xfer_status(xfer, NULL, NULL, &total_len, NULL);
|
|
|
|
/* copy data to mbuf */
|
|
m = c->ue_mbuf;
|
|
memcpy(mtod(m, char *), c->ue_buf, total_len);
|
|
|
|
/* first byte in received data */
|
|
pktstat = mtod(m, u_int8_t *);
|
|
m_adj(m, sizeof(u_int8_t));
|
|
DPRINTF(("%s: RX Status: 0x%02x\n", device_get_nameunit(sc->sc_dev), *pktstat));
|
|
|
|
total_len = UGETW(mtod(m, u_int8_t *));
|
|
m_adj(m, sizeof(u_int16_t));
|
|
|
|
if (*pktstat & UDAV_RSR_LCS) {
|
|
ifp->if_collisions++;
|
|
goto done;
|
|
}
|
|
|
|
if (total_len < sizeof(struct ether_header) ||
|
|
*pktstat & UDAV_RSR_ERR) {
|
|
ifp->if_ierrors++;
|
|
goto done;
|
|
}
|
|
|
|
ifp->if_ipackets++;
|
|
total_len -= ETHER_CRC_LEN;
|
|
|
|
m->m_pkthdr.len = m->m_len = total_len;
|
|
#if defined(__NetBSD__)
|
|
m->m_pkthdr.rcvif = ifp;
|
|
#elif defined(__FreeBSD__)
|
|
m->m_pkthdr.rcvif = (struct ifnet *)&sc->sc_qdat;
|
|
#endif
|
|
|
|
#if defined(__NetBSD__)
|
|
s = splnet();
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_LOCK(sc);
|
|
#endif
|
|
|
|
#if defined(__NetBSD__)
|
|
c->ue_mbuf = usb_ether_newbuf();
|
|
if (c->ue_mbuf == NULL) {
|
|
printf("%s: no memory for rx list "
|
|
"-- packet dropped!\n", device_get_nameunit(sc->sc_dev));
|
|
ifp->if_ierrors++;
|
|
goto done1;
|
|
}
|
|
#endif
|
|
|
|
#if NBPFILTER > 0
|
|
BPF_MTAP(ifp, m);
|
|
#endif
|
|
|
|
DPRINTF(("%s: %s: deliver %d\n", device_get_nameunit(sc->sc_dev),
|
|
__func__, m->m_len));
|
|
#if defined(__NetBSD__)
|
|
IF_INPUT(ifp, m);
|
|
#endif
|
|
#if defined(__FreeBSD__)
|
|
usb_ether_input(m);
|
|
UDAV_UNLOCK(sc);
|
|
return ;
|
|
#endif
|
|
|
|
#if defined(__NetBSD__)
|
|
done1:
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
done:
|
|
/* Setup new transfer */
|
|
usbd_setup_xfer(xfer, sc->sc_pipe_rx, c, c->ue_buf, UE_BUFSZ,
|
|
USBD_SHORT_XFER_OK | USBD_NO_COPY,
|
|
USBD_NO_TIMEOUT, udav_rxeof);
|
|
sc->sc_refcnt++;
|
|
usbd_transfer(xfer);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
|
|
DPRINTF(("%s: %s: start rx\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
}
|
|
|
|
#if 0
|
|
static void udav_intr()
|
|
{
|
|
}
|
|
#endif
|
|
|
|
static int
|
|
udav_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
|
|
{
|
|
struct udav_softc *sc = ifp->if_softc;
|
|
struct ifreq *ifr = (struct ifreq *)data;
|
|
struct mii_data *mii;
|
|
#if defined(__NetBSD__)
|
|
int s;
|
|
#endif
|
|
int error = 0;
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (EIO);
|
|
|
|
#if defined(__NetBSD__)
|
|
s = splnet();
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_LOCK(sc);
|
|
#endif
|
|
|
|
switch (cmd) {
|
|
#if defined(__FreeBSD__)
|
|
case SIOCSIFFLAGS:
|
|
if (ifp->if_flags & IFF_UP) {
|
|
if (ifp->if_drv_flags & IFF_DRV_RUNNING &&
|
|
ifp->if_flags & IFF_PROMISC) {
|
|
UDAV_SETBIT(sc, UDAV_RCR,
|
|
UDAV_RCR_ALL|UDAV_RCR_PRMSC);
|
|
} else if (ifp->if_drv_flags & IFF_DRV_RUNNING &&
|
|
!(ifp->if_flags & IFF_PROMISC)) {
|
|
if (ifp->if_flags & IFF_ALLMULTI)
|
|
UDAV_CLRBIT(sc, UDAV_RCR,
|
|
UDAV_RCR_PRMSC);
|
|
else
|
|
UDAV_CLRBIT(sc, UDAV_RCR,
|
|
UDAV_RCR_ALL|UDAV_RCR_PRMSC);
|
|
} else if (!(ifp->if_drv_flags & IFF_DRV_RUNNING))
|
|
udav_init(sc);
|
|
} else {
|
|
if (ifp->if_drv_flags & IFF_DRV_RUNNING)
|
|
udav_stop(ifp, 1);
|
|
}
|
|
error = 0;
|
|
break;
|
|
case SIOCADDMULTI:
|
|
case SIOCDELMULTI:
|
|
udav_setmulti(sc);
|
|
error = 0;
|
|
break;
|
|
#endif
|
|
case SIOCGIFMEDIA:
|
|
case SIOCSIFMEDIA:
|
|
mii = GET_MII(sc);
|
|
error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, cmd);
|
|
break;
|
|
|
|
default:
|
|
error = ether_ioctl(ifp, cmd, data);
|
|
#if defined(__NetBSD__)
|
|
if (error == ENETRESET) {
|
|
udav_setmulti(sc);
|
|
error = 0;
|
|
}
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
|
|
return (error);
|
|
}
|
|
|
|
static void
|
|
udav_watchdog(struct ifnet *ifp)
|
|
{
|
|
struct udav_softc *sc = ifp->if_softc;
|
|
struct ue_chain *c;
|
|
usbd_status stat;
|
|
#if defined(__NetBSD__)
|
|
int s;
|
|
#endif
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
ifp->if_oerrors++;
|
|
printf("%s: watchdog timeout\n", device_get_nameunit(sc->sc_dev));
|
|
|
|
#if defined(__NetBSD__)
|
|
s = splusb();
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_LOCK(sc)
|
|
#endif
|
|
c = &sc->sc_cdata.ue_tx_chain[0];
|
|
usbd_get_xfer_status(c->ue_xfer, NULL, NULL, NULL, &stat);
|
|
udav_txeof(c->ue_xfer, c, stat);
|
|
|
|
#if defined(__NetBSD__)
|
|
if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
|
|
#elif defined(__FreeBSD__)
|
|
if ( ifp->if_snd.ifq_head != NULL )
|
|
#endif
|
|
udav_start(ifp);
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
udav_stop_task(struct udav_softc *sc)
|
|
{
|
|
udav_stop(GET_IFP(sc), 1);
|
|
}
|
|
|
|
/* Stop the adapter and free any mbufs allocated to the RX and TX lists. */
|
|
static void
|
|
udav_stop(struct ifnet *ifp, int disable)
|
|
{
|
|
struct udav_softc *sc = ifp->if_softc;
|
|
usbd_status err;
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
ifp->if_timer = 0;
|
|
|
|
udav_reset(sc);
|
|
|
|
usb_uncallout(sc->sc_stat_ch, udav_tick, sc);
|
|
|
|
/* Stop transfers */
|
|
/* RX endpoint */
|
|
if (sc->sc_pipe_rx != NULL) {
|
|
err = usbd_abort_pipe(sc->sc_pipe_rx);
|
|
if (err)
|
|
printf("%s: abort rx pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
err = usbd_close_pipe(sc->sc_pipe_rx);
|
|
if (err)
|
|
printf("%s: close rx pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
sc->sc_pipe_rx = NULL;
|
|
}
|
|
|
|
/* TX endpoint */
|
|
if (sc->sc_pipe_tx != NULL) {
|
|
err = usbd_abort_pipe(sc->sc_pipe_tx);
|
|
if (err)
|
|
printf("%s: abort tx pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
err = usbd_close_pipe(sc->sc_pipe_tx);
|
|
if (err)
|
|
printf("%s: close tx pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
sc->sc_pipe_tx = NULL;
|
|
}
|
|
|
|
#if 0
|
|
/* XXX: Interrupt endpoint is not yet supported!! */
|
|
/* Interrupt endpoint */
|
|
if (sc->sc_pipe_intr != NULL) {
|
|
err = usbd_abort_pipe(sc->sc_pipe_intr);
|
|
if (err)
|
|
printf("%s: abort intr pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
err = usbd_close_pipe(sc->sc_pipe_intr);
|
|
if (err)
|
|
printf("%s: close intr pipe failed: %s\n",
|
|
device_get_nameunit(sc->sc_dev), usbd_errstr(err));
|
|
sc->sc_pipe_intr = NULL;
|
|
}
|
|
#endif
|
|
|
|
/* Free RX resources. */
|
|
usb_ether_rx_list_free(&sc->sc_cdata);
|
|
/* Free TX resources. */
|
|
usb_ether_tx_list_free(&sc->sc_cdata);
|
|
|
|
sc->sc_link = 0;
|
|
#if defined(__FreeBSD__)
|
|
ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
|
|
#else
|
|
ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE);
|
|
#endif
|
|
}
|
|
|
|
/* Set media options */
|
|
static int
|
|
udav_ifmedia_change(struct ifnet *ifp)
|
|
{
|
|
struct udav_softc *sc = ifp->if_softc;
|
|
struct mii_data *mii = GET_MII(sc);
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return (0);
|
|
|
|
sc->sc_link = 0;
|
|
if (mii->mii_instance) {
|
|
struct mii_softc *miisc;
|
|
for (miisc = LIST_FIRST(&mii->mii_phys); miisc != NULL;
|
|
miisc = LIST_NEXT(miisc, mii_list))
|
|
mii_phy_reset(miisc);
|
|
}
|
|
|
|
return (mii_mediachg(mii));
|
|
}
|
|
|
|
/* Report current media status. */
|
|
static void
|
|
udav_ifmedia_status(struct ifnet *ifp, struct ifmediareq *ifmr)
|
|
{
|
|
struct udav_softc *sc = ifp->if_softc;
|
|
struct mii_data *mii = GET_MII(sc);
|
|
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
|
|
if (sc->sc_dying)
|
|
return;
|
|
|
|
#if defined(__FreeBSD__)
|
|
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) {
|
|
#else
|
|
if ((ifp->if_flags & IFF_RUNNING) == 0) {
|
|
#endif
|
|
ifmr->ifm_active = IFM_ETHER | IFM_NONE;
|
|
ifmr->ifm_status = 0;
|
|
return;
|
|
}
|
|
|
|
mii_pollstat(mii);
|
|
ifmr->ifm_active = mii->mii_media_active;
|
|
ifmr->ifm_status = mii->mii_media_status;
|
|
}
|
|
|
|
static void
|
|
udav_tick(void *xsc)
|
|
{
|
|
struct udav_softc *sc = xsc;
|
|
|
|
if (sc == NULL)
|
|
return;
|
|
|
|
DPRINTFN(0xff, ("%s: %s: enter\n", device_get_nameunit(sc->sc_dev),
|
|
__func__));
|
|
|
|
if (sc->sc_dying)
|
|
return;
|
|
|
|
/* Perform periodic stuff in process context */
|
|
usb_add_task(sc->sc_udev, &sc->sc_tick_task, USB_TASKQ_DRIVER);
|
|
}
|
|
|
|
static void
|
|
udav_tick_task(void *xsc)
|
|
{
|
|
struct udav_softc *sc = xsc;
|
|
struct ifnet *ifp;
|
|
struct mii_data *mii;
|
|
#if defined(__NetBSD__)
|
|
int s;
|
|
#endif
|
|
|
|
if (sc == NULL)
|
|
return;
|
|
|
|
DPRINTFN(0xff, ("%s: %s: enter\n", device_get_nameunit(sc->sc_dev),
|
|
__func__));
|
|
|
|
if (sc->sc_dying)
|
|
return;
|
|
|
|
ifp = GET_IFP(sc);
|
|
mii = GET_MII(sc);
|
|
|
|
if (mii == NULL)
|
|
return;
|
|
|
|
#if defined(__NetBSD__)
|
|
s = splnet();
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_LOCK(sc);
|
|
#endif
|
|
|
|
mii_tick(mii);
|
|
if (!sc->sc_link) {
|
|
mii_pollstat(mii);
|
|
if (mii->mii_media_status & IFM_ACTIVE &&
|
|
IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) {
|
|
DPRINTF(("%s: %s: got link\n",
|
|
device_get_nameunit(sc->sc_dev), __func__));
|
|
sc->sc_link++;
|
|
#if defined(__NetBSD__)
|
|
if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
|
|
#elif defined(__FreeBSD__)
|
|
if ( ifp->if_snd.ifq_head != NULL )
|
|
#endif
|
|
udav_start(ifp);
|
|
}
|
|
}
|
|
|
|
usb_callout(sc->sc_stat_ch, hz, udav_tick, sc);
|
|
|
|
#if defined(__NetBSD__)
|
|
splx(s);
|
|
#elif defined(__FreeBSD__)
|
|
UDAV_UNLOCK(sc);
|
|
#endif
|
|
}
|
|
|
|
/* Get exclusive access to the MII registers */
|
|
static void
|
|
udav_lock_mii(struct udav_softc *sc)
|
|
{
|
|
DPRINTFN(0xff, ("%s: %s: enter\n", device_get_nameunit(sc->sc_dev),
|
|
__func__));
|
|
|
|
sc->sc_refcnt++;
|
|
lockmgr(&sc->sc_mii_lock, LK_EXCLUSIVE, NULL);
|
|
}
|
|
|
|
static void
|
|
udav_unlock_mii(struct udav_softc *sc)
|
|
{
|
|
DPRINTFN(0xff, ("%s: %s: enter\n", device_get_nameunit(sc->sc_dev),
|
|
__func__));
|
|
|
|
lockmgr(&sc->sc_mii_lock, LK_RELEASE, NULL);
|
|
if (--sc->sc_refcnt < 0)
|
|
usb_detach_wakeup(sc->sc_dev);
|
|
}
|
|
|
|
static int
|
|
udav_miibus_readreg(device_t dev, int phy, int reg)
|
|
{
|
|
struct udav_softc *sc;
|
|
u_int8_t val[2];
|
|
u_int16_t data16;
|
|
|
|
if (dev == NULL)
|
|
return (0);
|
|
|
|
sc = USBGETSOFTC(dev);
|
|
|
|
DPRINTFN(0xff, ("%s: %s: enter, phy=%d reg=0x%04x\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, phy, reg));
|
|
|
|
if (sc->sc_dying) {
|
|
#ifdef DIAGNOSTIC
|
|
printf("%s: %s: dying\n", device_get_nameunit(sc->sc_dev),
|
|
__func__);
|
|
#endif
|
|
return (0);
|
|
}
|
|
|
|
/* XXX: one PHY only for the internal PHY */
|
|
if (phy != 0) {
|
|
DPRINTFN(0xff, ("%s: %s: phy=%d is not supported\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, phy));
|
|
return (0);
|
|
}
|
|
|
|
udav_lock_mii(sc);
|
|
|
|
/* select internal PHY and set PHY register address */
|
|
udav_csr_write1(sc, UDAV_EPAR,
|
|
UDAV_EPAR_PHY_ADR0 | (reg & UDAV_EPAR_EROA_MASK));
|
|
|
|
/* select PHY operation and start read command */
|
|
udav_csr_write1(sc, UDAV_EPCR, UDAV_EPCR_EPOS | UDAV_EPCR_ERPRR);
|
|
|
|
/* XXX: should be wait? */
|
|
|
|
/* end read command */
|
|
UDAV_CLRBIT(sc, UDAV_EPCR, UDAV_EPCR_ERPRR);
|
|
|
|
/* retrieve the result from data registers */
|
|
udav_csr_read(sc, UDAV_EPDRL, val, 2);
|
|
|
|
udav_unlock_mii(sc);
|
|
|
|
data16 = val[0] | (val[1] << 8);
|
|
|
|
DPRINTFN(0xff, ("%s: %s: phy=%d reg=0x%04x => 0x%04x\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, phy, reg, data16));
|
|
|
|
return (data16);
|
|
}
|
|
|
|
static int
|
|
udav_miibus_writereg(device_t dev, int phy, int reg, int data)
|
|
{
|
|
struct udav_softc *sc;
|
|
u_int8_t val[2];
|
|
|
|
if (dev == NULL)
|
|
return (0); /* XXX real error? */
|
|
|
|
sc = USBGETSOFTC(dev);
|
|
|
|
DPRINTFN(0xff, ("%s: %s: enter, phy=%d reg=0x%04x data=0x%04x\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, phy, reg, data));
|
|
|
|
if (sc->sc_dying) {
|
|
#ifdef DIAGNOSTIC
|
|
printf("%s: %s: dying\n", device_get_nameunit(sc->sc_dev),
|
|
__func__);
|
|
#endif
|
|
return (0); /* XXX real error? */
|
|
}
|
|
|
|
/* XXX: one PHY only for the internal PHY */
|
|
if (phy != 0) {
|
|
DPRINTFN(0xff, ("%s: %s: phy=%d is not supported\n",
|
|
device_get_nameunit(sc->sc_dev), __func__, phy));
|
|
return (0); /* XXX real error? */
|
|
}
|
|
|
|
udav_lock_mii(sc);
|
|
|
|
/* select internal PHY and set PHY register address */
|
|
udav_csr_write1(sc, UDAV_EPAR,
|
|
UDAV_EPAR_PHY_ADR0 | (reg & UDAV_EPAR_EROA_MASK));
|
|
|
|
/* put the value to the data registers */
|
|
val[0] = data & 0xff;
|
|
val[1] = (data >> 8) & 0xff;
|
|
udav_csr_write(sc, UDAV_EPDRL, val, 2);
|
|
|
|
/* select PHY operation and start write command */
|
|
udav_csr_write1(sc, UDAV_EPCR, UDAV_EPCR_EPOS | UDAV_EPCR_ERPRW);
|
|
|
|
/* XXX: should be wait? */
|
|
|
|
/* end write command */
|
|
UDAV_CLRBIT(sc, UDAV_EPCR, UDAV_EPCR_ERPRW);
|
|
|
|
udav_unlock_mii(sc);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
udav_miibus_statchg(device_t dev)
|
|
{
|
|
#ifdef UDAV_DEBUG
|
|
struct udav_softc *sc;
|
|
|
|
if (dev == NULL)
|
|
return;
|
|
|
|
sc = USBGETSOFTC(dev);
|
|
DPRINTF(("%s: %s: enter\n", device_get_nameunit(sc->sc_dev), __func__));
|
|
#endif
|
|
/* Nothing to do */
|
|
}
|
|
|
|
#if defined(__FreeBSD__)
|
|
/*
|
|
* Stop all chip I/O so that the kernel's probe routines don't
|
|
* get confused by errant DMAs when rebooting.
|
|
*/
|
|
static int
|
|
udav_shutdown(device_t dev)
|
|
{
|
|
struct udav_softc *sc;
|
|
|
|
sc = device_get_softc(dev);
|
|
|
|
udav_stop_task(sc);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
udav_rxstart(struct ifnet *ifp)
|
|
{
|
|
struct udav_softc *sc;
|
|
struct ue_chain *c;
|
|
|
|
sc = ifp->if_softc;
|
|
UDAV_LOCK(sc);
|
|
c = &sc->sc_cdata.ue_rx_chain[sc->sc_cdata.ue_rx_prod];
|
|
|
|
c->ue_mbuf = usb_ether_newbuf();
|
|
if (c->ue_mbuf == NULL) {
|
|
printf("%s: no memory for rx list "
|
|
"-- packet dropped!\n", device_get_nameunit(sc->sc_dev));
|
|
ifp->if_ierrors++;
|
|
UDAV_UNLOCK(sc);
|
|
return;
|
|
}
|
|
|
|
/* Setup new transfer. */
|
|
usbd_setup_xfer(c->ue_xfer, sc->sc_pipe_rx,
|
|
c, c->ue_buf, UE_BUFSZ,
|
|
USBD_SHORT_XFER_OK | USBD_NO_COPY,
|
|
USBD_NO_TIMEOUT, udav_rxeof);
|
|
usbd_transfer(c->ue_xfer);
|
|
|
|
UDAV_UNLOCK(sc);
|
|
return;
|
|
}
|
|
#endif
|