1549 lines
36 KiB
C
1549 lines
36 KiB
C
/* $NetBSD: if_cue.c,v 1.27 2000/12/14 07:51:36 thorpej Exp $ */
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/*
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* Copyright (c) 1997, 1998, 1999, 2000
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* Bill Paul <wpaul@ee.columbia.edu>. 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Bill Paul.
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* 4. 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 Bill Paul 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 Bill Paul OR THE VOICES IN HIS HEAD
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD: src/sys/dev/usb/if_cue.c,v 1.4 2000/01/16 22:45:06 wpaul Exp $
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*/
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/*
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* CATC USB-EL1210A USB to ethernet driver. Used in the CATC Netmate
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* adapters and others.
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*
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* Written by Bill Paul <wpaul@ee.columbia.edu>
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* Electrical Engineering Department
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* Columbia University, New York City
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*/
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/*
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* The CATC USB-EL1210A provides USB ethernet support at 10Mbps. The
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* RX filter uses a 512-bit multicast hash table, single perfect entry
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* for the station address, and promiscuous mode. Unlike the ADMtek
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* and KLSI chips, the CATC ASIC supports read and write combining
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* mode where multiple packets can be transfered using a single bulk
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* transaction, which helps performance a great deal.
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*/
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/*
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* Ported to NetBSD and somewhat rewritten by Lennart Augustsson.
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*/
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/*
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* TODO:
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* proper cleanup on errors
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*/
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#if defined(__NetBSD__)
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#include "opt_inet.h"
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#include "opt_ns.h"
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#include "bpfilter.h"
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#include "rnd.h"
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#elif defined(__OpenBSD__)
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#include "bpfilter.h"
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#endif /* defined(__OpenBSD__) */
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#include <sys/param.h>
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#include <sys/systm.h>
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#if !defined(__OpenBSD__)
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#include <sys/callout.h>
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#endif
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#include <sys/sockio.h>
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#include <sys/mbuf.h>
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#include <sys/malloc.h>
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#include <sys/kernel.h>
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#include <sys/socket.h>
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#if defined(__FreeBSD__)
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#include <net/ethernet.h>
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#include <machine/clock.h> /* for DELAY */
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#include <sys/bus.h>
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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#include <sys/device.h>
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#if NRND > 0
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#include <sys/rnd.h>
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#endif
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#endif
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#include <net/if.h>
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#if defined(__NetBSD__) || defined(__FreeBSD__)
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#include <net/if_arp.h>
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#endif
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#include <net/if_dl.h>
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#if defined(__NetBSD__) || defined(__OpenBSD__)
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#define BPF_MTAP(ifp, m) bpf_mtap((ifp)->if_bpf, (m))
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#else
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#define BPF_MTAP(ifp, m) bpf_mtap((ifp), (m))
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#endif
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#if defined(__FreeBSD__) || 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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#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
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#endif /* defined(__NetBSD__) */
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#if defined(__OpenBSD__)
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/in_var.h>
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#include <netinet/ip.h>
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#include <netinet/if_ether.h>
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#endif
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#endif /* defined(__OpenBSD__) */
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#if defined(__NetBSD__) || defined(__OpenBSD__)
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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__) || defined(__OpenBSD__) */
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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 <dev/usb/usbdevs.h>
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#ifdef __FreeBSD__
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#include <dev/usb/usb_ethersubr.h>
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#endif
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#include <dev/usb/if_cuereg.h>
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#ifdef CUE_DEBUG
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#define DPRINTF(x) if (cuedebug) logprintf x
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#define DPRINTFN(n,x) if (cuedebug >= (n)) logprintf x
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int cuedebug = 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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/*
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* Various supported device vendors/products.
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*/
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Static struct cue_type cue_devs[] = {
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{ USB_VENDOR_CATC, USB_PRODUCT_CATC_NETMATE },
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{ USB_VENDOR_CATC, USB_PRODUCT_CATC_NETMATE2 },
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{ USB_VENDOR_SMARTBRIDGES, USB_PRODUCT_SMARTBRIDGES_SMARTLINK },
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/* Belkin F5U111 adapter covered by NETMATE entry */
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{ 0, 0 }
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};
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USB_DECLARE_DRIVER(cue);
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Static int cue_open_pipes(struct cue_softc *);
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Static int cue_tx_list_init(struct cue_softc *);
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Static int cue_rx_list_init(struct cue_softc *);
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Static int cue_newbuf(struct cue_softc *, struct cue_chain *, struct mbuf *);
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Static int cue_send(struct cue_softc *, struct mbuf *, int);
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Static void cue_rxeof(usbd_xfer_handle, usbd_private_handle, usbd_status);
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Static void cue_txeof(usbd_xfer_handle, usbd_private_handle, usbd_status);
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Static void cue_tick(void *);
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Static void cue_start(struct ifnet *);
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Static int cue_ioctl(struct ifnet *, u_long, caddr_t);
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Static void cue_init(void *);
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Static void cue_stop(struct cue_softc *);
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Static void cue_watchdog(struct ifnet *);
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Static void cue_setmulti(struct cue_softc *);
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Static u_int32_t cue_crc(caddr_t);
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Static void cue_reset(struct cue_softc *);
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Static int cue_csr_read_1(struct cue_softc *, int);
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Static int cue_csr_write_1(struct cue_softc *, int, int);
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Static int cue_csr_read_2(struct cue_softc *, int);
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#if 0
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Static int cue_csr_write_2(struct cue_softc *, int, int);
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#endif
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Static int cue_mem(struct cue_softc *, int, int, void *, int);
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Static int cue_getmac(struct cue_softc *, void *);
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#ifdef __FreeBSD__
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#ifndef lint
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static const char rcsid[] =
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"$FreeBSD: src/sys/dev/usb/if_cue.c,v 1.4 2000/01/16 22:45:06 wpaul Exp $";
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#endif
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Static void cue_rxstart(struct ifnet *);
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Static void cue_shutdown(device_t);
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Static struct usb_qdat cue_qdat;
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Static device_method_t cue_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, cue_match),
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DEVMETHOD(device_attach, cue_attach),
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DEVMETHOD(device_detach, cue_detach),
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DEVMETHOD(device_shutdown, cue_shutdown),
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{ 0, 0 }
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};
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Static driver_t cue_driver = {
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"cue",
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cue_methods,
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sizeof(struct cue_softc)
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};
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Static devclass_t cue_devclass;
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DRIVER_MODULE(if_cue, uhub, cue_driver, cue_devclass, usbd_driver_load, 0);
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#endif /* defined(__FreeBSD__) */
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#define CUE_DO_REQUEST(dev, req, data) \
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usbd_do_request_flags(dev, req, data, USBD_NO_TSLEEP, NULL)
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#define CUE_SETBIT(sc, reg, x) \
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cue_csr_write_1(sc, reg, cue_csr_read_1(sc, reg) | (x))
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#define CUE_CLRBIT(sc, reg, x) \
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cue_csr_write_1(sc, reg, cue_csr_read_1(sc, reg) & ~(x))
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Static int
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cue_csr_read_1(struct cue_softc *sc, int reg)
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{
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usb_device_request_t req;
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usbd_status err;
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u_int8_t val = 0;
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int s;
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if (sc->cue_dying)
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return (0);
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req.bmRequestType = UT_READ_VENDOR_DEVICE;
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req.bRequest = CUE_CMD_READREG;
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USETW(req.wValue, 0);
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USETW(req.wIndex, reg);
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USETW(req.wLength, 1);
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s = splusb();
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err = CUE_DO_REQUEST(sc->cue_udev, &req, &val);
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splx(s);
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if (err) {
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DPRINTF(("%s: cue_csr_read_1: reg=0x%x err=%s\n",
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USBDEVNAME(sc->cue_dev), reg, usbd_errstr(err)));
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return (0);
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}
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DPRINTFN(10,("%s: cue_csr_read_1 reg=0x%x val=0x%x\n",
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USBDEVNAME(sc->cue_dev), reg, val));
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return (val);
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}
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Static int
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cue_csr_read_2(struct cue_softc *sc, int reg)
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{
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usb_device_request_t req;
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usbd_status err;
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uWord val;
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int s;
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if (sc->cue_dying)
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return (0);
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req.bmRequestType = UT_READ_VENDOR_DEVICE;
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req.bRequest = CUE_CMD_READREG;
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USETW(req.wValue, 0);
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USETW(req.wIndex, reg);
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USETW(req.wLength, 2);
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s = splusb();
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err = CUE_DO_REQUEST(sc->cue_udev, &req, &val);
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splx(s);
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DPRINTFN(10,("%s: cue_csr_read_2 reg=0x%x val=0x%x\n",
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USBDEVNAME(sc->cue_dev), reg, UGETW(val)));
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if (err) {
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DPRINTF(("%s: cue_csr_read_2: reg=0x%x err=%s\n",
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USBDEVNAME(sc->cue_dev), reg, usbd_errstr(err)));
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return (0);
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}
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return (UGETW(val));
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}
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Static int
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cue_csr_write_1(struct cue_softc *sc, int reg, int val)
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{
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usb_device_request_t req;
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usbd_status err;
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int s;
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if (sc->cue_dying)
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return (0);
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DPRINTFN(10,("%s: cue_csr_write_1 reg=0x%x val=0x%x\n",
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USBDEVNAME(sc->cue_dev), reg, val));
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req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
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req.bRequest = CUE_CMD_WRITEREG;
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USETW(req.wValue, val);
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USETW(req.wIndex, reg);
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USETW(req.wLength, 0);
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s = splusb();
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err = CUE_DO_REQUEST(sc->cue_udev, &req, NULL);
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splx(s);
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if (err) {
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DPRINTF(("%s: cue_csr_write_1: reg=0x%x err=%s\n",
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USBDEVNAME(sc->cue_dev), reg, usbd_errstr(err)));
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return (-1);
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}
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DPRINTFN(20,("%s: cue_csr_write_1, after reg=0x%x val=0x%x\n",
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USBDEVNAME(sc->cue_dev), reg, cue_csr_read_1(sc, reg)));
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return (0);
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}
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#if 0
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Static int
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cue_csr_write_2(struct cue_softc *sc, int reg, int aval)
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{
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usb_device_request_t req;
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usbd_status err;
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uWord val;
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int s;
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if (sc->cue_dying)
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return (0);
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DPRINTFN(10,("%s: cue_csr_write_2 reg=0x%x val=0x%x\n",
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USBDEVNAME(sc->cue_dev), reg, aval));
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USETW(val, aval);
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req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
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req.bRequest = CUE_CMD_WRITEREG;
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USETW(req.wValue, val);
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USETW(req.wIndex, reg);
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USETW(req.wLength, 0);
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s = splusb();
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err = CUE_DO_REQUEST(sc->cue_udev, &req, NULL);
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splx(s);
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if (err) {
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DPRINTF(("%s: cue_csr_write_2: reg=0x%x err=%s\n",
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USBDEVNAME(sc->cue_dev), reg, usbd_errstr(err)));
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return (-1);
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}
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return (0);
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}
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#endif
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Static int
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cue_mem(struct cue_softc *sc, int cmd, int addr, void *buf, int len)
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{
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usb_device_request_t req;
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usbd_status err;
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int s;
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DPRINTFN(10,("%s: cue_mem cmd=0x%x addr=0x%x len=%d\n",
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USBDEVNAME(sc->cue_dev), cmd, addr, len));
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if (cmd == CUE_CMD_READSRAM)
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req.bmRequestType = UT_READ_VENDOR_DEVICE;
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else
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req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
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req.bRequest = cmd;
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USETW(req.wValue, 0);
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USETW(req.wIndex, addr);
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USETW(req.wLength, len);
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s = splusb();
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err = CUE_DO_REQUEST(sc->cue_udev, &req, buf);
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splx(s);
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if (err) {
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DPRINTF(("%s: cue_csr_mem: addr=0x%x err=%s\n",
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USBDEVNAME(sc->cue_dev), addr, usbd_errstr(err)));
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return (-1);
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}
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return (0);
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}
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Static int
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cue_getmac(struct cue_softc *sc, void *buf)
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{
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usb_device_request_t req;
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usbd_status err;
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int s;
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DPRINTFN(10,("%s: cue_getmac\n", USBDEVNAME(sc->cue_dev)));
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req.bmRequestType = UT_READ_VENDOR_DEVICE;
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req.bRequest = CUE_CMD_GET_MACADDR;
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USETW(req.wValue, 0);
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USETW(req.wIndex, 0);
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USETW(req.wLength, ETHER_ADDR_LEN);
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s = splusb();
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err = CUE_DO_REQUEST(sc->cue_udev, &req, buf);
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splx(s);
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if (err) {
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printf("%s: read MAC address failed\n", USBDEVNAME(sc->cue_dev));
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return (-1);
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}
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return (0);
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}
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#define CUE_POLY 0xEDB88320
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#define CUE_BITS 9
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Static u_int32_t
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cue_crc(caddr_t addr)
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{
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u_int32_t idx, bit, data, crc;
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/* Compute CRC for the address value. */
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crc = 0xFFFFFFFF; /* initial value */
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for (idx = 0; idx < 6; idx++) {
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for (data = *addr++, bit = 0; bit < 8; bit++, data >>= 1)
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crc = (crc >> 1) ^ (((crc ^ data) & 1) ? CUE_POLY : 0);
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}
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return (crc & ((1 << CUE_BITS) - 1));
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}
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Static void
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cue_setmulti(struct cue_softc *sc)
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{
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struct ifnet *ifp;
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#if defined(__FreeBSD__)
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struct ifmultiaddr *ifma;
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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struct ether_multi *enm;
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struct ether_multistep step;
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#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
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u_int32_t h, i;
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ifp = GET_IFP(sc);
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DPRINTFN(2,("%s: cue_setmulti if_flags=0x%x\n",
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USBDEVNAME(sc->cue_dev), ifp->if_flags));
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if (ifp->if_flags & IFF_ALLMULTI || ifp->if_flags & IFF_PROMISC) {
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for (i = 0; i < CUE_MCAST_TABLE_LEN; i++)
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sc->cue_mctab[i] = 0xFF;
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cue_mem(sc, CUE_CMD_WRITESRAM, CUE_MCAST_TABLE_ADDR,
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&sc->cue_mctab, CUE_MCAST_TABLE_LEN);
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return;
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}
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/* first, zot all the existing hash bits */
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for (i = 0; i < CUE_MCAST_TABLE_LEN; i++)
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sc->cue_mctab[i] = 0;
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/* now program new ones */
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#if defined(__FreeBSD__)
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for (ifma = ifp->if_multiaddrs.lh_first; ifma != NULL;
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ifma = ifma->ifma_link.le_next) {
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if (ifma->ifma_addr->sa_family != AF_LINK)
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continue;
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h = cue_crc(LLADDR((struct sockaddr_dl *)ifma->ifma_addr));
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sc->cue_mctab[h >> 3] |= 1 << (h & 0x7);
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}
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
#if defined(__NetBSD__)
|
|
ETHER_FIRST_MULTI(step, &sc->cue_ec, enm);
|
|
#else
|
|
ETHER_FIRST_MULTI(step, &sc->arpcom, enm);
|
|
#endif
|
|
while (enm != NULL) {
|
|
#if 0
|
|
if (memcmp(enm->enm_addrlo,
|
|
enm->enm_addrhi, ETHER_ADDR_LEN) != 0) {
|
|
ifp->if_flags |= IFF_ALLMULTI;
|
|
/* XXX what now? */
|
|
return;
|
|
}
|
|
#endif
|
|
h = cue_crc(enm->enm_addrlo);
|
|
sc->cue_mctab[h >> 3] |= 1 << (h & 0x7);
|
|
ETHER_NEXT_MULTI(step, enm);
|
|
}
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
/*
|
|
* Also include the broadcast address in the filter
|
|
* so we can receive broadcast frames.
|
|
*/
|
|
if (ifp->if_flags & IFF_BROADCAST) {
|
|
h = cue_crc(etherbroadcastaddr);
|
|
sc->cue_mctab[h >> 3] |= 1 << (h & 0x7);
|
|
}
|
|
|
|
cue_mem(sc, CUE_CMD_WRITESRAM, CUE_MCAST_TABLE_ADDR,
|
|
&sc->cue_mctab, CUE_MCAST_TABLE_LEN);
|
|
}
|
|
|
|
Static void
|
|
cue_reset(struct cue_softc *sc)
|
|
{
|
|
usb_device_request_t req;
|
|
usbd_status err;
|
|
int s;
|
|
|
|
DPRINTFN(2,("%s: cue_reset\n", USBDEVNAME(sc->cue_dev)));
|
|
|
|
if (sc->cue_dying)
|
|
return;
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
|
|
req.bRequest = CUE_CMD_RESET;
|
|
USETW(req.wValue, 0);
|
|
USETW(req.wIndex, 0);
|
|
USETW(req.wLength, 0);
|
|
|
|
s = splusb();
|
|
err = CUE_DO_REQUEST(sc->cue_udev, &req, NULL);
|
|
splx(s);
|
|
|
|
if (err)
|
|
printf("%s: reset failed\n", USBDEVNAME(sc->cue_dev));
|
|
|
|
/* Wait a little while for the chip to get its brains in order. */
|
|
delay(1000); /* XXX */
|
|
}
|
|
|
|
/*
|
|
* Probe for a CATC chip.
|
|
*/
|
|
USB_MATCH(cue)
|
|
{
|
|
USB_MATCH_START(cue, uaa);
|
|
struct cue_type *t;
|
|
|
|
if (uaa->iface != NULL)
|
|
return (UMATCH_NONE);
|
|
|
|
for (t = cue_devs; t->cue_vid != 0; t++)
|
|
if (uaa->vendor == t->cue_vid && uaa->product == t->cue_did)
|
|
return (UMATCH_VENDOR_PRODUCT);
|
|
|
|
return (UMATCH_NONE);
|
|
}
|
|
|
|
/*
|
|
* Attach the interface. Allocate softc structures, do ifmedia
|
|
* setup and ethernet/BPF attach.
|
|
*/
|
|
USB_ATTACH(cue)
|
|
{
|
|
USB_ATTACH_START(cue, sc, uaa);
|
|
char devinfo[1024];
|
|
int s;
|
|
u_char eaddr[ETHER_ADDR_LEN];
|
|
usbd_device_handle dev = uaa->device;
|
|
usbd_interface_handle iface;
|
|
usbd_status err;
|
|
struct ifnet *ifp;
|
|
usb_interface_descriptor_t *id;
|
|
usb_endpoint_descriptor_t *ed;
|
|
int i;
|
|
|
|
#ifdef __FreeBSD__
|
|
bzero(sc, sizeof(struct cue_softc));
|
|
#endif
|
|
|
|
DPRINTFN(5,(" : cue_attach: sc=%p, dev=%p", sc, dev));
|
|
|
|
usbd_devinfo(dev, 0, devinfo);
|
|
USB_ATTACH_SETUP;
|
|
printf("%s: %s\n", USBDEVNAME(sc->cue_dev), devinfo);
|
|
|
|
err = usbd_set_config_no(dev, CUE_CONFIG_NO, 1);
|
|
if (err) {
|
|
printf("%s: setting config no failed\n",
|
|
USBDEVNAME(sc->cue_dev));
|
|
USB_ATTACH_ERROR_RETURN;
|
|
}
|
|
|
|
sc->cue_udev = dev;
|
|
sc->cue_product = uaa->product;
|
|
sc->cue_vendor = uaa->vendor;
|
|
|
|
err = usbd_device2interface_handle(dev, CUE_IFACE_IDX, &iface);
|
|
if (err) {
|
|
printf("%s: getting interface handle failed\n",
|
|
USBDEVNAME(sc->cue_dev));
|
|
USB_ATTACH_ERROR_RETURN;
|
|
}
|
|
|
|
sc->cue_iface = iface;
|
|
id = usbd_get_interface_descriptor(iface);
|
|
|
|
/* Find endpoints. */
|
|
for (i = 0; i < id->bNumEndpoints; i++) {
|
|
ed = usbd_interface2endpoint_descriptor(iface, i);
|
|
if (ed == NULL) {
|
|
printf("%s: couldn't get ep %d\n",
|
|
USBDEVNAME(sc->cue_dev), i);
|
|
USB_ATTACH_ERROR_RETURN;
|
|
}
|
|
if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
|
|
UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
|
|
sc->cue_ed[CUE_ENDPT_RX] = ed->bEndpointAddress;
|
|
} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
|
|
UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
|
|
sc->cue_ed[CUE_ENDPT_TX] = ed->bEndpointAddress;
|
|
} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
|
|
UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) {
|
|
sc->cue_ed[CUE_ENDPT_INTR] = ed->bEndpointAddress;
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
/* Reset the adapter. */
|
|
cue_reset(sc);
|
|
#endif
|
|
/*
|
|
* Get station address.
|
|
*/
|
|
cue_getmac(sc, &eaddr);
|
|
|
|
s = splimp();
|
|
|
|
/*
|
|
* A CATC chip was detected. Inform the world.
|
|
*/
|
|
#if defined(__FreeBSD__)
|
|
printf("%s: Ethernet address: %6D\n", USBDEVNAME(sc->cue_dev), eaddr, ":");
|
|
|
|
bcopy(eaddr, (char *)&sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
|
|
|
|
ifp = &sc->arpcom.ac_if;
|
|
ifp->if_softc = sc;
|
|
ifp->if_unit = USBDEVNAME(sc->cue_dev);
|
|
ifp->if_name = "cue";
|
|
ifp->if_mtu = ETHERMTU;
|
|
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
|
|
ifp->if_ioctl = cue_ioctl;
|
|
ifp->if_output = ether_output;
|
|
ifp->if_start = cue_start;
|
|
ifp->if_watchdog = cue_watchdog;
|
|
ifp->if_init = cue_init;
|
|
ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
|
|
|
|
cue_qdat.ifp = ifp;
|
|
cue_qdat.if_rxstart = cue_rxstart;
|
|
|
|
/*
|
|
* Call MI attach routines.
|
|
*/
|
|
if_attach(ifp);
|
|
ether_ifattach(ifp);
|
|
bpfattach(ifp, DLT_EN10MB, sizeof(struct ether_header));
|
|
usb_register_netisr();
|
|
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
|
|
printf("%s: Ethernet address %s\n", USBDEVNAME(sc->cue_dev),
|
|
ether_sprintf(eaddr));
|
|
|
|
/* Initialize interface info.*/
|
|
ifp = GET_IFP(sc);
|
|
ifp->if_softc = sc;
|
|
ifp->if_mtu = ETHERMTU;
|
|
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
|
|
ifp->if_ioctl = cue_ioctl;
|
|
ifp->if_start = cue_start;
|
|
ifp->if_watchdog = cue_watchdog;
|
|
#if defined(__OpenBSD__)
|
|
ifp->if_snd.ifq_maxlen = IFQ_MAXLEN;
|
|
#endif
|
|
strncpy(ifp->if_xname, USBDEVNAME(sc->cue_dev), IFNAMSIZ);
|
|
|
|
IFQ_SET_READY(&ifp->if_snd);
|
|
|
|
/* Attach the interface. */
|
|
if_attach(ifp);
|
|
Ether_ifattach(ifp, eaddr);
|
|
#if NRND > 0
|
|
rnd_attach_source(&sc->rnd_source, USBDEVNAME(sc->cue_dev),
|
|
RND_TYPE_NET, 0);
|
|
#endif
|
|
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
usb_callout_init(sc->cue_stat_ch);
|
|
|
|
sc->cue_attached = 1;
|
|
splx(s);
|
|
|
|
usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->cue_udev,
|
|
USBDEV(sc->cue_dev));
|
|
|
|
USB_ATTACH_SUCCESS_RETURN;
|
|
}
|
|
|
|
USB_DETACH(cue)
|
|
{
|
|
USB_DETACH_START(cue, sc);
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
int s;
|
|
|
|
DPRINTFN(2,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev), __FUNCTION__));
|
|
|
|
s = splusb();
|
|
|
|
usb_uncallout(sc->cue_stat_ch, cue_tick, sc);
|
|
|
|
if (!sc->cue_attached) {
|
|
/* Detached before attached finished, so just bail out. */
|
|
splx(s);
|
|
return (0);
|
|
}
|
|
|
|
if (ifp->if_flags & IFF_RUNNING)
|
|
cue_stop(sc);
|
|
|
|
#if defined(__NetBSD__)
|
|
#if NRND > 0
|
|
rnd_detach_source(&sc->rnd_source);
|
|
#endif
|
|
ether_ifdetach(ifp);
|
|
#endif /* __NetBSD__ */
|
|
|
|
if_detach(ifp);
|
|
|
|
#ifdef DIAGNOSTIC
|
|
if (sc->cue_ep[CUE_ENDPT_TX] != NULL ||
|
|
sc->cue_ep[CUE_ENDPT_RX] != NULL ||
|
|
sc->cue_ep[CUE_ENDPT_INTR] != NULL)
|
|
printf("%s: detach has active endpoints\n",
|
|
USBDEVNAME(sc->cue_dev));
|
|
#endif
|
|
|
|
sc->cue_attached = 0;
|
|
splx(s);
|
|
|
|
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->cue_udev,
|
|
USBDEV(sc->cue_dev));
|
|
|
|
return (0);
|
|
}
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
int
|
|
cue_activate(device_ptr_t self, enum devact act)
|
|
{
|
|
struct cue_softc *sc = (struct cue_softc *)self;
|
|
|
|
DPRINTFN(2,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev), __FUNCTION__));
|
|
|
|
switch (act) {
|
|
case DVACT_ACTIVATE:
|
|
return (EOPNOTSUPP);
|
|
break;
|
|
|
|
case DVACT_DEACTIVATE:
|
|
/* Deactivate the interface. */
|
|
if_deactivate(&sc->cue_ec.ec_if);
|
|
sc->cue_dying = 1;
|
|
break;
|
|
}
|
|
return (0);
|
|
}
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
/*
|
|
* Initialize an RX descriptor and attach an MBUF cluster.
|
|
*/
|
|
Static int
|
|
cue_newbuf(struct cue_softc *sc, struct cue_chain *c, struct mbuf *m)
|
|
{
|
|
struct mbuf *m_new = NULL;
|
|
|
|
if (m == NULL) {
|
|
MGETHDR(m_new, M_DONTWAIT, MT_DATA);
|
|
if (m_new == NULL) {
|
|
printf("%s: no memory for rx list "
|
|
"-- packet dropped!\n", USBDEVNAME(sc->cue_dev));
|
|
return (ENOBUFS);
|
|
}
|
|
|
|
MCLGET(m_new, M_DONTWAIT);
|
|
if (!(m_new->m_flags & M_EXT)) {
|
|
printf("%s: no memory for rx list "
|
|
"-- packet dropped!\n", USBDEVNAME(sc->cue_dev));
|
|
m_freem(m_new);
|
|
return (ENOBUFS);
|
|
}
|
|
m_new->m_len = m_new->m_pkthdr.len = MCLBYTES;
|
|
} else {
|
|
m_new = m;
|
|
m_new->m_len = m_new->m_pkthdr.len = MCLBYTES;
|
|
m_new->m_data = m_new->m_ext.ext_buf;
|
|
}
|
|
|
|
m_adj(m_new, ETHER_ALIGN);
|
|
c->cue_mbuf = m_new;
|
|
|
|
return (0);
|
|
}
|
|
|
|
Static int
|
|
cue_rx_list_init(struct cue_softc *sc)
|
|
{
|
|
struct cue_cdata *cd;
|
|
struct cue_chain *c;
|
|
int i;
|
|
|
|
cd = &sc->cue_cdata;
|
|
for (i = 0; i < CUE_RX_LIST_CNT; i++) {
|
|
c = &cd->cue_rx_chain[i];
|
|
c->cue_sc = sc;
|
|
c->cue_idx = i;
|
|
if (cue_newbuf(sc, c, NULL) == ENOBUFS)
|
|
return (ENOBUFS);
|
|
if (c->cue_xfer == NULL) {
|
|
c->cue_xfer = usbd_alloc_xfer(sc->cue_udev);
|
|
if (c->cue_xfer == NULL)
|
|
return (ENOBUFS);
|
|
c->cue_buf = usbd_alloc_buffer(c->cue_xfer, CUE_BUFSZ);
|
|
if (c->cue_buf == NULL) {
|
|
usbd_free_xfer(c->cue_xfer);
|
|
return (ENOBUFS);
|
|
}
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
Static int
|
|
cue_tx_list_init(struct cue_softc *sc)
|
|
{
|
|
struct cue_cdata *cd;
|
|
struct cue_chain *c;
|
|
int i;
|
|
|
|
cd = &sc->cue_cdata;
|
|
for (i = 0; i < CUE_TX_LIST_CNT; i++) {
|
|
c = &cd->cue_tx_chain[i];
|
|
c->cue_sc = sc;
|
|
c->cue_idx = i;
|
|
c->cue_mbuf = NULL;
|
|
if (c->cue_xfer == NULL) {
|
|
c->cue_xfer = usbd_alloc_xfer(sc->cue_udev);
|
|
if (c->cue_xfer == NULL)
|
|
return (ENOBUFS);
|
|
c->cue_buf = usbd_alloc_buffer(c->cue_xfer, CUE_BUFSZ);
|
|
if (c->cue_buf == NULL) {
|
|
usbd_free_xfer(c->cue_xfer);
|
|
return (ENOBUFS);
|
|
}
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
#ifdef __FreeBSD__
|
|
Static void
|
|
cue_rxstart(struct ifnet *ifp)
|
|
{
|
|
struct cue_softc *sc;
|
|
struct cue_chain *c;
|
|
|
|
sc = ifp->if_softc;
|
|
c = &sc->cue_cdata.cue_rx_chain[sc->cue_cdata.cue_rx_prod];
|
|
|
|
if (cue_newbuf(sc, c, NULL) == ENOBUFS) {
|
|
ifp->if_ierrors++;
|
|
return;
|
|
}
|
|
|
|
/* Setup new transfer. */
|
|
usbd_setup_xfer(c->cue_xfer, sc->cue_ep[CUE_ENDPT_RX],
|
|
c, c->cue_buf, CUE_BUFSZ, USBD_SHORT_XFER_OK | USBD_NO_COPY,
|
|
USBD_NO_TIMEOUT, cue_rxeof);
|
|
usbd_transfer(c->cue_xfer);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* A frame has been uploaded: pass the resulting mbuf chain up to
|
|
* the higher level protocols.
|
|
*/
|
|
Static void
|
|
cue_rxeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
|
|
{
|
|
struct cue_chain *c = priv;
|
|
struct cue_softc *sc = c->cue_sc;
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
struct mbuf *m;
|
|
int total_len = 0;
|
|
u_int16_t len;
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
int s;
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
DPRINTFN(10,("%s: %s: enter status=%d\n", USBDEVNAME(sc->cue_dev),
|
|
__FUNCTION__, status));
|
|
|
|
if (sc->cue_dying)
|
|
return;
|
|
|
|
if (!(ifp->if_flags & IFF_RUNNING))
|
|
return;
|
|
|
|
if (status != USBD_NORMAL_COMPLETION) {
|
|
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
|
|
return;
|
|
sc->cue_rx_errs++;
|
|
if (usbd_ratecheck(&sc->cue_rx_notice)) {
|
|
printf("%s: %u usb errors on rx: %s\n",
|
|
USBDEVNAME(sc->cue_dev), sc->cue_rx_errs,
|
|
usbd_errstr(status));
|
|
sc->cue_rx_errs = 0;
|
|
}
|
|
if (status == USBD_STALLED)
|
|
usbd_clear_endpoint_stall(sc->cue_ep[CUE_ENDPT_RX]);
|
|
goto done;
|
|
}
|
|
|
|
usbd_get_xfer_status(xfer, NULL, NULL, &total_len, NULL);
|
|
|
|
memcpy(mtod(c->cue_mbuf, char *), c->cue_buf, total_len);
|
|
|
|
m = c->cue_mbuf;
|
|
len = UGETW(mtod(m, u_int8_t *));
|
|
|
|
/* No errors; receive the packet. */
|
|
total_len = len;
|
|
|
|
if (len < sizeof(struct ether_header)) {
|
|
ifp->if_ierrors++;
|
|
goto done;
|
|
}
|
|
|
|
ifp->if_ipackets++;
|
|
m_adj(m, sizeof(u_int16_t));
|
|
m->m_pkthdr.len = m->m_len = total_len;
|
|
|
|
#if defined(__FreeBSD__)
|
|
m->m_pkthdr.rcvif = (struct ifnet *)&cue_qdat;
|
|
/* Put the packet on the special USB input queue. */
|
|
usb_ether_input(m);
|
|
|
|
return;
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
m->m_pkthdr.rcvif = ifp;
|
|
|
|
s = splimp();
|
|
|
|
/* XXX ugly */
|
|
if (cue_newbuf(sc, c, NULL) == ENOBUFS) {
|
|
ifp->if_ierrors++;
|
|
goto done1;
|
|
}
|
|
|
|
#if NBPFILTER > 0
|
|
/*
|
|
* Handle BPF listeners. Let the BPF user see the packet, but
|
|
* don't pass it up to the ether_input() layer unless it's
|
|
* a broadcast packet, multicast packet, matches our ethernet
|
|
* address or the interface is in promiscuous mode.
|
|
*/
|
|
if (ifp->if_bpf)
|
|
BPF_MTAP(ifp, m);
|
|
#endif
|
|
|
|
DPRINTFN(10,("%s: %s: deliver %d\n", USBDEVNAME(sc->cue_dev),
|
|
__FUNCTION__, m->m_len));
|
|
IF_INPUT(ifp, m);
|
|
done1:
|
|
splx(s);
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
done:
|
|
/* Setup new transfer. */
|
|
usbd_setup_xfer(c->cue_xfer, sc->cue_ep[CUE_ENDPT_RX],
|
|
c, c->cue_buf, CUE_BUFSZ, USBD_SHORT_XFER_OK | USBD_NO_COPY,
|
|
USBD_NO_TIMEOUT, cue_rxeof);
|
|
usbd_transfer(c->cue_xfer);
|
|
|
|
DPRINTFN(10,("%s: %s: start rx\n", USBDEVNAME(sc->cue_dev),
|
|
__FUNCTION__));
|
|
}
|
|
|
|
/*
|
|
* A frame was downloaded to the chip. It's safe for us to clean up
|
|
* the list buffers.
|
|
*/
|
|
Static void
|
|
cue_txeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
|
|
{
|
|
struct cue_chain *c = priv;
|
|
struct cue_softc *sc = c->cue_sc;
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
int s;
|
|
|
|
if (sc->cue_dying)
|
|
return;
|
|
|
|
s = splimp();
|
|
|
|
DPRINTFN(10,("%s: %s: enter status=%d\n", USBDEVNAME(sc->cue_dev),
|
|
__FUNCTION__, status));
|
|
|
|
ifp->if_timer = 0;
|
|
ifp->if_flags &= ~IFF_OACTIVE;
|
|
|
|
if (status != USBD_NORMAL_COMPLETION) {
|
|
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) {
|
|
splx(s);
|
|
return;
|
|
}
|
|
ifp->if_oerrors++;
|
|
printf("%s: usb error on tx: %s\n", USBDEVNAME(sc->cue_dev),
|
|
usbd_errstr(status));
|
|
if (status == USBD_STALLED)
|
|
usbd_clear_endpoint_stall(sc->cue_ep[CUE_ENDPT_TX]);
|
|
splx(s);
|
|
return;
|
|
}
|
|
|
|
ifp->if_opackets++;
|
|
|
|
#if defined(__FreeBSD__)
|
|
c->cue_mbuf->m_pkthdr.rcvif = ifp;
|
|
usb_tx_done(c->cue_mbuf);
|
|
c->cue_mbuf = NULL;
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
m_freem(c->cue_mbuf);
|
|
c->cue_mbuf = NULL;
|
|
|
|
if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
|
|
cue_start(ifp);
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
splx(s);
|
|
}
|
|
|
|
Static void
|
|
cue_tick(void *xsc)
|
|
{
|
|
struct cue_softc *sc = xsc;
|
|
struct ifnet *ifp;
|
|
int s;
|
|
|
|
if (sc == NULL)
|
|
return;
|
|
|
|
if (sc->cue_dying)
|
|
return;
|
|
|
|
DPRINTFN(2,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev), __FUNCTION__));
|
|
|
|
s = splimp();
|
|
|
|
ifp = GET_IFP(sc);
|
|
|
|
ifp->if_collisions += cue_csr_read_2(sc, CUE_TX_SINGLECOLL);
|
|
ifp->if_collisions += cue_csr_read_2(sc, CUE_TX_MULTICOLL);
|
|
ifp->if_collisions += cue_csr_read_2(sc, CUE_TX_EXCESSCOLL);
|
|
|
|
if (cue_csr_read_2(sc, CUE_RX_FRAMEERR))
|
|
ifp->if_ierrors++;
|
|
|
|
usb_callout(sc->cue_stat_ch, hz, cue_tick, sc);
|
|
|
|
splx(s);
|
|
}
|
|
|
|
Static int
|
|
cue_send(struct cue_softc *sc, struct mbuf *m, int idx)
|
|
{
|
|
int total_len;
|
|
struct cue_chain *c;
|
|
usbd_status err;
|
|
|
|
c = &sc->cue_cdata.cue_tx_chain[idx];
|
|
|
|
/*
|
|
* Copy the mbuf data into a contiguous buffer, leaving two
|
|
* bytes at the beginning to hold the frame length.
|
|
*/
|
|
m_copydata(m, 0, m->m_pkthdr.len, c->cue_buf + 2);
|
|
c->cue_mbuf = m;
|
|
|
|
total_len = m->m_pkthdr.len + 2;
|
|
|
|
DPRINTFN(10,("%s: %s: total_len=%d\n",
|
|
USBDEVNAME(sc->cue_dev), __FUNCTION__, total_len));
|
|
|
|
/* The first two bytes are the frame length */
|
|
c->cue_buf[0] = (u_int8_t)m->m_pkthdr.len;
|
|
c->cue_buf[1] = (u_int8_t)(m->m_pkthdr.len >> 8);
|
|
|
|
/* XXX 10000 */
|
|
usbd_setup_xfer(c->cue_xfer, sc->cue_ep[CUE_ENDPT_TX],
|
|
c, c->cue_buf, total_len, USBD_NO_COPY, 10000, cue_txeof);
|
|
|
|
/* Transmit */
|
|
err = usbd_transfer(c->cue_xfer);
|
|
if (err != USBD_IN_PROGRESS) {
|
|
printf("%s: cue_send error=%s\n", USBDEVNAME(sc->cue_dev),
|
|
usbd_errstr(err));
|
|
cue_stop(sc);
|
|
return (EIO);
|
|
}
|
|
|
|
sc->cue_cdata.cue_tx_cnt++;
|
|
|
|
return (0);
|
|
}
|
|
|
|
Static void
|
|
cue_start(struct ifnet *ifp)
|
|
{
|
|
struct cue_softc *sc = ifp->if_softc;
|
|
struct mbuf *m_head = NULL;
|
|
|
|
if (sc->cue_dying)
|
|
return;
|
|
|
|
DPRINTFN(10,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev),__FUNCTION__));
|
|
|
|
if (ifp->if_flags & IFF_OACTIVE)
|
|
return;
|
|
|
|
IFQ_POLL(&ifp->if_snd, m_head);
|
|
if (m_head == NULL)
|
|
return;
|
|
|
|
if (cue_send(sc, m_head, 0)) {
|
|
ifp->if_flags |= IFF_OACTIVE;
|
|
return;
|
|
}
|
|
|
|
IFQ_DEQUEUE(&ifp->if_snd, m_head);
|
|
|
|
#if NBPFILTER > 0
|
|
/*
|
|
* If there's a BPF listener, bounce a copy of this frame
|
|
* to him.
|
|
*/
|
|
if (ifp->if_bpf)
|
|
BPF_MTAP(ifp, m_head);
|
|
#endif
|
|
|
|
ifp->if_flags |= IFF_OACTIVE;
|
|
|
|
/*
|
|
* Set a timeout in case the chip goes out to lunch.
|
|
*/
|
|
ifp->if_timer = 5;
|
|
}
|
|
|
|
Static void
|
|
cue_init(void *xsc)
|
|
{
|
|
struct cue_softc *sc = xsc;
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
int i, s, ctl;
|
|
u_char *eaddr;
|
|
|
|
if (sc->cue_dying)
|
|
return;
|
|
|
|
DPRINTFN(10,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev),__FUNCTION__));
|
|
|
|
if (ifp->if_flags & IFF_RUNNING)
|
|
return;
|
|
|
|
s = splimp();
|
|
|
|
/*
|
|
* Cancel pending I/O and free all RX/TX buffers.
|
|
*/
|
|
#if 1
|
|
cue_reset(sc);
|
|
#endif
|
|
|
|
/* Set advanced operation modes. */
|
|
cue_csr_write_1(sc, CUE_ADVANCED_OPMODES,
|
|
CUE_AOP_EMBED_RXLEN | 0x03); /* 1 wait state */
|
|
|
|
#if defined(__FreeBSD__) || defined(__OpenBSD__)
|
|
eaddr = sc->arpcom.ac_enaddr;
|
|
#elif defined(__NetBSD__)
|
|
eaddr = LLADDR(ifp->if_sadl);
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
/* Set MAC address */
|
|
for (i = 0; i < ETHER_ADDR_LEN; i++)
|
|
cue_csr_write_1(sc, CUE_PAR0 - i, eaddr[i]);
|
|
|
|
/* Enable RX logic. */
|
|
ctl = CUE_ETHCTL_RX_ON | CUE_ETHCTL_MCAST_ON;
|
|
if (ifp->if_flags & IFF_PROMISC)
|
|
ctl |= CUE_ETHCTL_PROMISC;
|
|
cue_csr_write_1(sc, CUE_ETHCTL, ctl);
|
|
|
|
/* Init TX ring. */
|
|
if (cue_tx_list_init(sc) == ENOBUFS) {
|
|
printf("%s: tx list init failed\n", USBDEVNAME(sc->cue_dev));
|
|
splx(s);
|
|
return;
|
|
}
|
|
|
|
/* Init RX ring. */
|
|
if (cue_rx_list_init(sc) == ENOBUFS) {
|
|
printf("%s: rx list init failed\n", USBDEVNAME(sc->cue_dev));
|
|
splx(s);
|
|
return;
|
|
}
|
|
|
|
/* Load the multicast filter. */
|
|
cue_setmulti(sc);
|
|
|
|
/*
|
|
* Set the number of RX and TX buffers that we want
|
|
* to reserve inside the ASIC.
|
|
*/
|
|
cue_csr_write_1(sc, CUE_RX_BUFPKTS, CUE_RX_FRAMES);
|
|
cue_csr_write_1(sc, CUE_TX_BUFPKTS, CUE_TX_FRAMES);
|
|
|
|
/* Set advanced operation modes. */
|
|
cue_csr_write_1(sc, CUE_ADVANCED_OPMODES,
|
|
CUE_AOP_EMBED_RXLEN | 0x01); /* 1 wait state */
|
|
|
|
/* Program the LED operation. */
|
|
cue_csr_write_1(sc, CUE_LEDCTL, CUE_LEDCTL_FOLLOW_LINK);
|
|
|
|
if (sc->cue_ep[CUE_ENDPT_RX] == NULL) {
|
|
if (cue_open_pipes(sc)) {
|
|
splx(s);
|
|
return;
|
|
}
|
|
}
|
|
|
|
ifp->if_flags |= IFF_RUNNING;
|
|
ifp->if_flags &= ~IFF_OACTIVE;
|
|
|
|
splx(s);
|
|
|
|
usb_callout(sc->cue_stat_ch, hz, cue_tick, sc);
|
|
}
|
|
|
|
Static int
|
|
cue_open_pipes(struct cue_softc *sc)
|
|
{
|
|
struct cue_chain *c;
|
|
usbd_status err;
|
|
int i;
|
|
|
|
/* Open RX and TX pipes. */
|
|
err = usbd_open_pipe(sc->cue_iface, sc->cue_ed[CUE_ENDPT_RX],
|
|
USBD_EXCLUSIVE_USE, &sc->cue_ep[CUE_ENDPT_RX]);
|
|
if (err) {
|
|
printf("%s: open rx pipe failed: %s\n",
|
|
USBDEVNAME(sc->cue_dev), usbd_errstr(err));
|
|
return (EIO);
|
|
}
|
|
err = usbd_open_pipe(sc->cue_iface, sc->cue_ed[CUE_ENDPT_TX],
|
|
USBD_EXCLUSIVE_USE, &sc->cue_ep[CUE_ENDPT_TX]);
|
|
if (err) {
|
|
printf("%s: open tx pipe failed: %s\n",
|
|
USBDEVNAME(sc->cue_dev), usbd_errstr(err));
|
|
return (EIO);
|
|
}
|
|
|
|
/* Start up the receive pipe. */
|
|
for (i = 0; i < CUE_RX_LIST_CNT; i++) {
|
|
c = &sc->cue_cdata.cue_rx_chain[i];
|
|
usbd_setup_xfer(c->cue_xfer, sc->cue_ep[CUE_ENDPT_RX],
|
|
c, c->cue_buf, CUE_BUFSZ,
|
|
USBD_SHORT_XFER_OK | USBD_NO_COPY, USBD_NO_TIMEOUT,
|
|
cue_rxeof);
|
|
usbd_transfer(c->cue_xfer);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
Static int
|
|
cue_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
|
|
{
|
|
struct cue_softc *sc = ifp->if_softc;
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
struct ifaddr *ifa = (struct ifaddr *)data;
|
|
struct ifreq *ifr = (struct ifreq *)data;
|
|
#endif
|
|
int s, error = 0;
|
|
|
|
if (sc->cue_dying)
|
|
return (EIO);
|
|
|
|
s = splimp();
|
|
|
|
switch(command) {
|
|
#if defined(__FreeBSD__)
|
|
case SIOCSIFADDR:
|
|
case SIOCGIFADDR:
|
|
case SIOCSIFMTU:
|
|
error = ether_ioctl(ifp, command, data);
|
|
break;
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
case SIOCSIFADDR:
|
|
ifp->if_flags |= IFF_UP;
|
|
cue_init(sc);
|
|
|
|
switch (ifa->ifa_addr->sa_family) {
|
|
#ifdef INET
|
|
case AF_INET:
|
|
#if defined(__NetBSD__)
|
|
arp_ifinit(ifp, ifa);
|
|
#else
|
|
arp_ifinit(&sc->arpcom, ifa);
|
|
#endif
|
|
break;
|
|
#endif /* INET */
|
|
#ifdef NS
|
|
case AF_NS:
|
|
{
|
|
struct ns_addr *ina = &IA_SNS(ifa)->sns_addr;
|
|
|
|
if (ns_nullhost(*ina))
|
|
ina->x_host = *(union ns_host *)
|
|
LLADDR(ifp->if_sadl);
|
|
else
|
|
memcpy(LLADDR(ifp->if_sadl),
|
|
ina->x_host.c_host,
|
|
ifp->if_addrlen);
|
|
break;
|
|
}
|
|
#endif /* NS */
|
|
}
|
|
break;
|
|
|
|
case SIOCSIFMTU:
|
|
if (ifr->ifr_mtu > ETHERMTU)
|
|
error = EINVAL;
|
|
else
|
|
ifp->if_mtu = ifr->ifr_mtu;
|
|
break;
|
|
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
case SIOCSIFFLAGS:
|
|
if (ifp->if_flags & IFF_UP) {
|
|
if (ifp->if_flags & IFF_RUNNING &&
|
|
ifp->if_flags & IFF_PROMISC &&
|
|
!(sc->cue_if_flags & IFF_PROMISC)) {
|
|
CUE_SETBIT(sc, CUE_ETHCTL, CUE_ETHCTL_PROMISC);
|
|
cue_setmulti(sc);
|
|
} else if (ifp->if_flags & IFF_RUNNING &&
|
|
!(ifp->if_flags & IFF_PROMISC) &&
|
|
sc->cue_if_flags & IFF_PROMISC) {
|
|
CUE_CLRBIT(sc, CUE_ETHCTL, CUE_ETHCTL_PROMISC);
|
|
cue_setmulti(sc);
|
|
} else if (!(ifp->if_flags & IFF_RUNNING))
|
|
cue_init(sc);
|
|
} else {
|
|
if (ifp->if_flags & IFF_RUNNING)
|
|
cue_stop(sc);
|
|
}
|
|
sc->cue_if_flags = ifp->if_flags;
|
|
error = 0;
|
|
break;
|
|
case SIOCADDMULTI:
|
|
case SIOCDELMULTI:
|
|
cue_setmulti(sc);
|
|
error = 0;
|
|
break;
|
|
default:
|
|
error = EINVAL;
|
|
break;
|
|
}
|
|
|
|
splx(s);
|
|
|
|
return (error);
|
|
}
|
|
|
|
Static void
|
|
cue_watchdog(struct ifnet *ifp)
|
|
{
|
|
struct cue_softc *sc = ifp->if_softc;
|
|
|
|
DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev),__FUNCTION__));
|
|
|
|
if (sc->cue_dying)
|
|
return;
|
|
|
|
ifp->if_oerrors++;
|
|
printf("%s: watchdog timeout\n", USBDEVNAME(sc->cue_dev));
|
|
|
|
/*
|
|
* The polling business is a kludge to avoid allowing the
|
|
* USB code to call tsleep() in usbd_delay_ms(), which will
|
|
* kill us since the watchdog routine is invoked from
|
|
* interrupt context.
|
|
*/
|
|
usbd_set_polling(sc->cue_udev, 1);
|
|
cue_stop(sc);
|
|
cue_init(sc);
|
|
usbd_set_polling(sc->cue_udev, 0);
|
|
|
|
if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
|
|
cue_start(ifp);
|
|
}
|
|
|
|
/*
|
|
* Stop the adapter and free any mbufs allocated to the
|
|
* RX and TX lists.
|
|
*/
|
|
Static void
|
|
cue_stop(struct cue_softc *sc)
|
|
{
|
|
usbd_status err;
|
|
struct ifnet *ifp;
|
|
int i;
|
|
|
|
DPRINTFN(10,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev),__FUNCTION__));
|
|
|
|
ifp = GET_IFP(sc);
|
|
ifp->if_timer = 0;
|
|
|
|
cue_csr_write_1(sc, CUE_ETHCTL, 0);
|
|
cue_reset(sc);
|
|
usb_uncallout(sc->cue_stat_ch, cue_tick, sc);
|
|
|
|
/* Stop transfers. */
|
|
if (sc->cue_ep[CUE_ENDPT_RX] != NULL) {
|
|
err = usbd_abort_pipe(sc->cue_ep[CUE_ENDPT_RX]);
|
|
if (err) {
|
|
printf("%s: abort rx pipe failed: %s\n",
|
|
USBDEVNAME(sc->cue_dev), usbd_errstr(err));
|
|
}
|
|
err = usbd_close_pipe(sc->cue_ep[CUE_ENDPT_RX]);
|
|
if (err) {
|
|
printf("%s: close rx pipe failed: %s\n",
|
|
USBDEVNAME(sc->cue_dev), usbd_errstr(err));
|
|
}
|
|
sc->cue_ep[CUE_ENDPT_RX] = NULL;
|
|
}
|
|
|
|
if (sc->cue_ep[CUE_ENDPT_TX] != NULL) {
|
|
err = usbd_abort_pipe(sc->cue_ep[CUE_ENDPT_TX]);
|
|
if (err) {
|
|
printf("%s: abort tx pipe failed: %s\n",
|
|
USBDEVNAME(sc->cue_dev), usbd_errstr(err));
|
|
}
|
|
err = usbd_close_pipe(sc->cue_ep[CUE_ENDPT_TX]);
|
|
if (err) {
|
|
printf("%s: close tx pipe failed: %s\n",
|
|
USBDEVNAME(sc->cue_dev), usbd_errstr(err));
|
|
}
|
|
sc->cue_ep[CUE_ENDPT_TX] = NULL;
|
|
}
|
|
|
|
if (sc->cue_ep[CUE_ENDPT_INTR] != NULL) {
|
|
err = usbd_abort_pipe(sc->cue_ep[CUE_ENDPT_INTR]);
|
|
if (err) {
|
|
printf("%s: abort intr pipe failed: %s\n",
|
|
USBDEVNAME(sc->cue_dev), usbd_errstr(err));
|
|
}
|
|
err = usbd_close_pipe(sc->cue_ep[CUE_ENDPT_INTR]);
|
|
if (err) {
|
|
printf("%s: close intr pipe failed: %s\n",
|
|
USBDEVNAME(sc->cue_dev), usbd_errstr(err));
|
|
}
|
|
sc->cue_ep[CUE_ENDPT_INTR] = NULL;
|
|
}
|
|
|
|
/* Free RX resources. */
|
|
for (i = 0; i < CUE_RX_LIST_CNT; i++) {
|
|
if (sc->cue_cdata.cue_rx_chain[i].cue_mbuf != NULL) {
|
|
m_freem(sc->cue_cdata.cue_rx_chain[i].cue_mbuf);
|
|
sc->cue_cdata.cue_rx_chain[i].cue_mbuf = NULL;
|
|
}
|
|
if (sc->cue_cdata.cue_rx_chain[i].cue_xfer != NULL) {
|
|
usbd_free_xfer(sc->cue_cdata.cue_rx_chain[i].cue_xfer);
|
|
sc->cue_cdata.cue_rx_chain[i].cue_xfer = NULL;
|
|
}
|
|
}
|
|
|
|
/* Free TX resources. */
|
|
for (i = 0; i < CUE_TX_LIST_CNT; i++) {
|
|
if (sc->cue_cdata.cue_tx_chain[i].cue_mbuf != NULL) {
|
|
m_freem(sc->cue_cdata.cue_tx_chain[i].cue_mbuf);
|
|
sc->cue_cdata.cue_tx_chain[i].cue_mbuf = NULL;
|
|
}
|
|
if (sc->cue_cdata.cue_tx_chain[i].cue_xfer != NULL) {
|
|
usbd_free_xfer(sc->cue_cdata.cue_tx_chain[i].cue_xfer);
|
|
sc->cue_cdata.cue_tx_chain[i].cue_xfer = NULL;
|
|
}
|
|
}
|
|
|
|
ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE);
|
|
}
|
|
|
|
#ifdef __FreeBSD__
|
|
/*
|
|
* Stop all chip I/O so that the kernel's probe routines don't
|
|
* get confused by errant DMAs when rebooting.
|
|
*/
|
|
Static void
|
|
cue_shutdown(device_t dev)
|
|
{
|
|
struct cue_softc *sc;
|
|
|
|
sc = device_get_softc(dev);
|
|
|
|
cue_reset(sc);
|
|
cue_stop(sc);
|
|
}
|
|
#endif
|