1449 lines
32 KiB
C
1449 lines
32 KiB
C
/* $NetBSD: if_cue.c,v 1.3 2000/01/28 00:34:12 augustss 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-EL1201A 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-EL1201A 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__) || defined(__OpenBSD__)
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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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#endif
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#include <sys/param.h>
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#include <sys/systm.h>
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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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#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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#if defined(__NetBSD__) || defined(__OpenBSD__)
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#include <net/if_ether.h>
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#define bpf_mtap(ifp, m) bpf_tap((ifp)->if_bpf, mtod((m), caddr_t), (m)->m_len)
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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__) || defined(__OpenBSD__)
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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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#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_BELKIN, USB_PRODUCT_BELKIN_F5U111 },*/
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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_tx_list_init __P((struct cue_softc *));
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static int cue_rx_list_init __P((struct cue_softc *));
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static int cue_newbuf __P((struct cue_softc *, struct cue_chain *,
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struct mbuf *));
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static int cue_send __P((struct cue_softc *, struct mbuf *, int));
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static void cue_rxeof __P((usbd_xfer_handle,
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usbd_private_handle, usbd_status));
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static void cue_txeof __P((usbd_xfer_handle,
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usbd_private_handle, usbd_status));
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static void cue_tick __P((void *));
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static void cue_start __P((struct ifnet *));
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static int cue_ioctl __P((struct ifnet *, u_long, caddr_t));
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static void cue_init __P((void *));
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static void cue_stop __P((struct cue_softc *));
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static void cue_watchdog __P((struct ifnet *));
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static void cue_setmulti __P((struct cue_softc *));
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static u_int32_t cue_crc __P((caddr_t));
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static void cue_reset __P((struct cue_softc *));
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static int csr_read_1 __P((struct cue_softc *, int));
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static int csr_write_1 __P((struct cue_softc *, int, int));
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static int csr_read_2 __P((struct cue_softc *, int));
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#ifdef notdef
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static int csr_write_2 __P((struct cue_softc *, int, int));
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#endif
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static int cue_mem __P((struct cue_softc *, int,
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int, void *, int));
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static int cue_getmac __P((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 __P((struct ifnet *));
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static void cue_shutdown __P((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_SETBIT(sc, reg, x) \
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csr_write_1(sc, reg, csr_read_1(sc, reg) | (x))
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#define CUE_CLRBIT(sc, reg, x) \
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csr_write_1(sc, reg, csr_read_1(sc, reg) & ~(x))
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static int
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csr_read_1(sc, reg)
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struct cue_softc *sc;
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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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s = splusb();
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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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err = usbd_do_request(sc->cue_udev, &req, &val);
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splx(s);
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if (err)
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return (0);
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return (val);
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}
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static int
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csr_read_2(sc, reg)
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struct cue_softc *sc;
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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_int16_t val = 0;
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int s;
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s = splusb();
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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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err = usbd_do_request(sc->cue_udev, &req, &val);
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splx(s);
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if (err)
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return (0);
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return (val);
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}
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static int
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csr_write_1(sc, reg, val)
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struct cue_softc *sc;
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int reg, 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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s = splusb();
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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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err = usbd_do_request(sc->cue_udev, &req, NULL);
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splx(s);
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if (err)
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return (-1);
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return (0);
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}
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#ifdef notdef
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static int
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csr_write_2(sc, reg, val)
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struct cue_softc *sc;
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int reg, 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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s = splusb();
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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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err = usbd_do_request(sc->cue_udev, &req, NULL);
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splx(s);
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if (err)
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return (-1);
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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(sc, cmd, addr, buf, len)
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struct cue_softc *sc;
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int cmd;
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int addr;
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void *buf;
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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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s = splusb();
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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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err = usbd_do_request(sc->cue_udev, &req, buf);
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splx(s);
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if (err)
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return (-1);
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return (0);
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}
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static int
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cue_getmac(sc, buf)
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struct cue_softc *sc;
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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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s = splusb();
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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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err = usbd_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(addr)
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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(sc)
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struct cue_softc *sc;
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{
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struct ifnet *ifp;
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//struct ifmultiaddr *ifma;
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u_int32_t h = 0, i;
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ifp = GET_IFP(sc);
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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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#ifdef XXXX
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/* now program new ones */
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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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}
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#endif
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/*
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* Also include the broadcast address in the filter
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* so we can receive broadcast frames.
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*/
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if (ifp->if_flags & IFF_BROADCAST) {
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h = cue_crc(etherbroadcastaddr);
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sc->cue_mctab[h >> 3] |= 1 << (h & 0x7);
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}
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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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static void
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cue_reset(sc)
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struct cue_softc *sc;
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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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s = splusb();
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req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
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req.bRequest = CUE_CMD_RESET;
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USETW(req.wValue, 0);
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USETW(req.wIndex, 0);
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USETW(req.wLength, 0);
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err = usbd_do_request(sc->cue_udev, &req, NULL);
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splx(s);
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if (err)
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printf("%s: reset failed\n", USBDEVNAME(sc->cue_dev));
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/* Wait a little while for the chip to get its brains in order. */
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DELAY(1000);
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return;
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}
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/*
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* Probe for a CATC chip.
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*/
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USB_MATCH(cue)
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{
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USB_MATCH_START(cue, uaa);
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struct cue_type *t;
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if (uaa->iface != NULL)
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return (UMATCH_NONE);
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for (t = cue_devs; t->cue_vid != 0; t++)
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if (uaa->vendor == t->cue_vid && uaa->product == t->cue_did)
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return (UMATCH_VENDOR_PRODUCT);
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return (UMATCH_NONE);
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}
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/*
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* Attach the interface. Allocate softc structures, do ifmedia
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* setup and ethernet/BPF attach.
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*/
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USB_ATTACH(cue)
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{
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USB_ATTACH_START(cue, sc, uaa);
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char devinfo[1024];
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int s;
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u_char eaddr[ETHER_ADDR_LEN];
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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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struct ifnet *ifp;
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usb_interface_descriptor_t *id;
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usb_endpoint_descriptor_t *ed;
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int i;
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#ifdef __FreeBSD__
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bzero(sc, sizeof(struct cue_softc));
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#endif
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DPRINTFN(5,(" : cue_attach: sc=%p, dev=%p", sc, dev));
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usbd_devinfo(dev, 0, devinfo);
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USB_ATTACH_SETUP;
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printf("%s: %s\n", USBDEVNAME(sc->cue_dev), devinfo);
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|
|
err = usbd_set_config_no(dev, CUE_CONFIG_NO, 0);
|
|
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(uaa->iface, i);
|
|
if (ed == NULL) {
|
|
printf("%s: couldn't get ep %d\n",
|
|
USBDEVNAME(sc->cue_dev), i);
|
|
splx(s);
|
|
USB_ATTACH_ERROR_RETURN;
|
|
}
|
|
if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
|
|
(ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
|
|
sc->cue_ed[CUE_ENDPT_RX] = ed->bEndpointAddress;
|
|
} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
|
|
(ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
|
|
sc->cue_ed[CUE_ENDPT_TX] = ed->bEndpointAddress;
|
|
} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
|
|
(ed->bmAttributes & UE_XFERTYPE) == UE_INTERRUPT) {
|
|
sc->cue_ed[CUE_ENDPT_INTR] = ed->bEndpointAddress;
|
|
}
|
|
}
|
|
|
|
#ifdef notdef
|
|
/* 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_baudrate = 10000000;
|
|
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);
|
|
callout_handle_init(&sc->cue_stat_ch);
|
|
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;
|
|
ifp->if_baudrate = 10000000;
|
|
strncpy(ifp->if_xname, USBDEVNAME(sc->cue_dev), IFNAMSIZ);
|
|
|
|
/* Attach the interface. */
|
|
if_attach(ifp);
|
|
ether_ifattach(ifp, eaddr);
|
|
|
|
#if NBPFILTER > 0
|
|
bpfattach(&ifp->if_bpf, ifp, DLT_EN10MB,
|
|
sizeof(struct ether_header));
|
|
#endif
|
|
#if RND > 0
|
|
rnd_attach_source(&sc->rnd_source, USBDEVNAME(sc->cue_dev),
|
|
RND_TYPE_NET, 0);
|
|
#endif
|
|
|
|
#endif /* __NetBSD__ */
|
|
splx(s);
|
|
USB_ATTACH_SUCCESS_RETURN;
|
|
}
|
|
|
|
USB_DETACH(cue)
|
|
{
|
|
USB_DETACH_START(cue, sc);
|
|
#if defined(__FreeBSD__)
|
|
struct ifnet *ifp;
|
|
int s;
|
|
|
|
s = splusb();
|
|
|
|
sc = device_get_softc(dev);
|
|
ifp = &sc->arpcom.ac_if;
|
|
|
|
untimeout(cue_tick, sc, sc->cue_stat_ch);
|
|
if_detach(ifp);
|
|
|
|
if (sc->cue_ep[CUE_ENDPT_TX] != NULL)
|
|
usbd_abort_pipe(sc->cue_ep[CUE_ENDPT_TX]);
|
|
if (sc->cue_ep[CUE_ENDPT_RX] != NULL)
|
|
usbd_abort_pipe(sc->cue_ep[CUE_ENDPT_RX]);
|
|
if (sc->cue_ep[CUE_ENDPT_INTR] != NULL)
|
|
usbd_abort_pipe(sc->cue_ep[CUE_ENDPT_INTR]);
|
|
|
|
splx(s);
|
|
|
|
return (0);
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
sc = sc; /* XXX use sc */
|
|
/* XXX deallocate */
|
|
|
|
#ifdef notyet
|
|
/*
|
|
* Our softc is about to go away, so drop our refernce
|
|
* to the ifnet.
|
|
*/
|
|
if_delref(sc->cue_ec.ec_if);
|
|
#else
|
|
return (0);
|
|
#endif
|
|
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
}
|
|
|
|
#if defined(__NetBSD__) || defined(__OpenBSD__)
|
|
int
|
|
cue_activate(self, act)
|
|
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:
|
|
#ifdef notyet
|
|
/* First, kill off the interface. */
|
|
if_detach(sc->cue_ec.ec_if);
|
|
#endif
|
|
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(sc, c, m)
|
|
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(sc)
|
|
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)
|
|
return (ENOBUFS); /* XXX free xfer */
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
cue_tx_list_init(sc)
|
|
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)
|
|
return (ENOBUFS);
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
#ifdef __FreeBSD__
|
|
static void
|
|
cue_rxstart(ifp)
|
|
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);
|
|
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* A frame has been uploaded: pass the resulting mbuf chain up to
|
|
* the higher level protocols.
|
|
*/
|
|
static void
|
|
cue_rxeof(xfer, priv, status)
|
|
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 (!(ifp->if_flags & IFF_RUNNING))
|
|
return;
|
|
|
|
if (status != USBD_NORMAL_COMPLETION) {
|
|
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
|
|
return;
|
|
printf("%s: usb error on rx: %s\n", USBDEVNAME(sc->cue_dev),
|
|
usbd_errstr(status));
|
|
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;
|
|
}
|
|
|
|
/*
|
|
* 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) {
|
|
struct ether_header *eh = mtod(m, struct ether_header *);
|
|
bpf_mtap(ifp, m);
|
|
if ((ifp->if_flags & IFF_PROMISC) &&
|
|
memcmp(eh->ether_dhost, LLADDR(ifp->if_sadl),
|
|
ETHER_ADDR_LEN) &&
|
|
!(eh->ether_dhost[0] & 1)) {
|
|
m_freem(m);
|
|
goto done1;
|
|
}
|
|
}
|
|
|
|
DPRINTFN(10,("%s: %s: deliver %d\n", USBDEVNAME(sc->cue_dev),
|
|
__FUNCTION__, m->m_len));
|
|
(*ifp->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(xfer, priv, status)
|
|
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;
|
|
|
|
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 (ifp->if_snd.ifq_head != NULL)
|
|
cue_start(ifp);
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
|
|
splx(s);
|
|
}
|
|
|
|
static void
|
|
cue_tick(xsc)
|
|
void *xsc;
|
|
{
|
|
struct cue_softc *sc = xsc;
|
|
struct ifnet *ifp;
|
|
int s;
|
|
|
|
s = splimp();
|
|
|
|
if (sc == NULL) {
|
|
splx(s);
|
|
return;
|
|
}
|
|
|
|
ifp = GET_IFP(sc);
|
|
|
|
ifp->if_collisions += csr_read_2(sc, CUE_TX_SINGLECOLL);
|
|
ifp->if_collisions += csr_read_2(sc, CUE_TX_MULTICOLL);
|
|
ifp->if_collisions += csr_read_2(sc, CUE_TX_EXCESSCOLL);
|
|
|
|
if (csr_read_2(sc, CUE_RX_FRAMEERR))
|
|
ifp->if_ierrors++;
|
|
|
|
usb_timeout(cue_tick, sc, hz, sc->cue_stat_ch);
|
|
|
|
splx(s);
|
|
}
|
|
|
|
static int
|
|
cue_send(sc, m, idx)
|
|
struct cue_softc *sc;
|
|
struct mbuf *m;
|
|
int idx;
|
|
{
|
|
int total_len;
|
|
struct cue_chain *c;
|
|
usbd_status err;
|
|
|
|
DPRINTFN(10,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev),__FUNCTION__));
|
|
|
|
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;
|
|
|
|
/* 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);
|
|
|
|
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) {
|
|
cue_stop(sc);
|
|
return (EIO);
|
|
}
|
|
|
|
sc->cue_cdata.cue_tx_cnt++;
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void cue_start(ifp)
|
|
struct ifnet *ifp;
|
|
{
|
|
struct cue_softc *sc = ifp->if_softc;
|
|
struct mbuf *m_head = NULL;
|
|
|
|
if (ifp->if_flags & IFF_OACTIVE)
|
|
return;
|
|
|
|
IF_DEQUEUE(&ifp->if_snd, m_head);
|
|
if (m_head == NULL)
|
|
return;
|
|
|
|
if (cue_send(sc, m_head, 0)) {
|
|
IF_PREPEND(&ifp->if_snd, m_head);
|
|
ifp->if_flags |= IFF_OACTIVE;
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* If there's a BPF listener, bounce a copy of this frame
|
|
* to him.
|
|
*/
|
|
if (ifp->if_bpf)
|
|
bpf_mtap(ifp, m_head);
|
|
|
|
ifp->if_flags |= IFF_OACTIVE;
|
|
|
|
/*
|
|
* Set a timeout in case the chip goes out to lunch.
|
|
*/
|
|
ifp->if_timer = 5;
|
|
}
|
|
|
|
static void
|
|
cue_init(xsc)
|
|
void *xsc;
|
|
{
|
|
struct cue_softc *sc = xsc;
|
|
struct ifnet *ifp = GET_IFP(sc);
|
|
struct cue_chain *c;
|
|
usbd_status err;
|
|
int i, s;
|
|
u_char *eaddr;
|
|
|
|
if (ifp->if_flags & IFF_RUNNING)
|
|
return;
|
|
|
|
s = splimp();
|
|
|
|
/*
|
|
* Cancel pending I/O and free all RX/TX buffers.
|
|
*/
|
|
#ifdef foo
|
|
cue_reset(sc);
|
|
#endif
|
|
|
|
#if defined(__FreeBSD__)
|
|
eaddr = sc->arpcom.ac_enaddr;
|
|
#elif defined(__NetBSD__) || defined(__OpenBSD__)
|
|
eaddr = LLADDR(ifp->if_sadl);
|
|
#endif /* defined(__NetBSD__) || defined(__OpenBSD__) */
|
|
/* Set MAC address */
|
|
for (i = 0; i < ETHER_ADDR_LEN; i++)
|
|
csr_write_1(sc, CUE_PAR0 - i, eaddr[i]);
|
|
|
|
/* Enable RX logic. */
|
|
csr_write_1(sc, CUE_ETHCTL, CUE_ETHCTL_RX_ON|CUE_ETHCTL_MCAST_ON);
|
|
|
|
/* If we want promiscuous mode, set the allframes bit. */
|
|
if (ifp->if_flags & IFF_PROMISC)
|
|
CUE_SETBIT(sc, CUE_ETHCTL, CUE_ETHCTL_PROMISC);
|
|
else
|
|
CUE_CLRBIT(sc, CUE_ETHCTL, CUE_ETHCTL_PROMISC);
|
|
|
|
/* 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.
|
|
*/
|
|
csr_write_1(sc, CUE_RX_BUFPKTS, CUE_RX_FRAMES);
|
|
csr_write_1(sc, CUE_TX_BUFPKTS, CUE_TX_FRAMES);
|
|
|
|
/* Set advanced operation modes. */
|
|
csr_write_1(sc, CUE_ADVANCED_OPMODES,
|
|
CUE_AOP_EMBED_RXLEN|0x01); /* 1 wait state */
|
|
|
|
/* Program the LED operation. */
|
|
csr_write_1(sc, CUE_LEDCTL, CUE_LEDCTL_FOLLOW_LINK);
|
|
|
|
if (sc->cue_ep[CUE_ENDPT_RX] == NULL) {
|
|
/* 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));
|
|
splx(s);
|
|
return;
|
|
}
|
|
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));
|
|
splx(s);
|
|
return;
|
|
}
|
|
|
|
/* 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);
|
|
}
|
|
}
|
|
|
|
ifp->if_flags |= IFF_RUNNING;
|
|
ifp->if_flags &= ~IFF_OACTIVE;
|
|
|
|
splx(s);
|
|
|
|
usb_timeout(cue_tick, sc, hz, sc->cue_stat_ch);
|
|
}
|
|
|
|
static int
|
|
cue_ioctl(ifp, command, data)
|
|
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;
|
|
|
|
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:
|
|
arp_ifinit(ifp, ifa);
|
|
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(ifp)
|
|
struct ifnet *ifp;
|
|
{
|
|
struct cue_softc *sc = ifp->if_softc;
|
|
|
|
DPRINTFN(5,("%s: %s: enter\n", USBDEVNAME(sc->cue_dev),__FUNCTION__));
|
|
|
|
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 (ifp->if_snd.ifq_head != NULL)
|
|
cue_start(ifp);
|
|
}
|
|
|
|
/*
|
|
* Stop the adapter and free any mbufs allocated to the
|
|
* RX and TX lists.
|
|
*/
|
|
static void
|
|
cue_stop(sc)
|
|
struct cue_softc *sc;
|
|
{
|
|
usbd_status err;
|
|
struct ifnet *ifp;
|
|
int i;
|
|
|
|
ifp = GET_IFP(sc);
|
|
ifp->if_timer = 0;
|
|
|
|
csr_write_1(sc, CUE_ETHCTL, 0);
|
|
cue_reset(sc);
|
|
usb_untimeout(cue_tick, sc, sc->cue_stat_ch);
|
|
|
|
/* 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);
|
|
|
|
return;
|
|
}
|
|
|
|
#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(dev)
|
|
device_t dev;
|
|
{
|
|
struct cue_softc *sc;
|
|
|
|
sc = device_get_softc(dev);
|
|
|
|
cue_reset(sc);
|
|
cue_stop(sc);
|
|
}
|
|
#endif
|