diff options
Diffstat (limited to 'sys/dev/usb/if_axe.c')
| -rw-r--r-- | sys/dev/usb/if_axe.c | 1428 |
1 files changed, 0 insertions, 1428 deletions
diff --git a/sys/dev/usb/if_axe.c b/sys/dev/usb/if_axe.c deleted file mode 100644 index 65da32b..0000000 --- a/sys/dev/usb/if_axe.c +++ /dev/null @@ -1,1428 +0,0 @@ -/*- - * Copyright (c) 1997, 1998, 1999, 2000-2003 - * Bill Paul <wpaul@windriver.com>. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Bill Paul. - * 4. Neither the name of the author nor the names of any co-contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -/* - * ASIX Electronics AX88172/AX88178/AX88778 USB 2.0 ethernet driver. - * Used in the LinkSys USB200M and various other adapters. - * - * Manuals available from: - * http://www.asix.com.tw/datasheet/mac/Ax88172.PDF - * Note: you need the manual for the AX88170 chip (USB 1.x ethernet - * controller) to find the definitions for the RX control register. - * http://www.asix.com.tw/datasheet/mac/Ax88170.PDF - * - * Written by Bill Paul <wpaul@windriver.com> - * Senior Engineer - * Wind River Systems - */ - -/* - * The AX88172 provides USB ethernet supports at 10 and 100Mbps. - * It uses an external PHY (reference designs use a RealTek chip), - * and has a 64-bit multicast hash filter. There is some information - * missing from the manual which one needs to know in order to make - * the chip function: - * - * - You must set bit 7 in the RX control register, otherwise the - * chip won't receive any packets. - * - You must initialize all 3 IPG registers, or you won't be able - * to send any packets. - * - * Note that this device appears to only support loading the station - * address via autload from the EEPROM (i.e. there's no way to manaully - * set it). - * - * (Adam Weinberger wanted me to name this driver if_gir.c.) - */ - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/endian.h> -#include <sys/sockio.h> -#include <sys/mbuf.h> -#include <sys/malloc.h> -#include <sys/lock.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/socket.h> -#include <sys/sx.h> - -#include <net/if.h> -#include <net/if_arp.h> -#include <net/ethernet.h> -#include <net/if_dl.h> -#include <net/if_media.h> -#include <net/if_types.h> - -#include <net/bpf.h> - -#include <sys/bus.h> -#include <machine/bus.h> - -#include <dev/usb/usb.h> -#include <dev/usb/usbdi.h> -#include <dev/usb/usbdi_util.h> -#include <dev/usb/usbdivar.h> -#include "usbdevs.h" -#include <dev/usb/usb_ethersubr.h> - -#include <dev/mii/mii.h> -#include <dev/mii/miivar.h> - -/* "device miibus" required. See GENERIC if you get errors here. */ -#include "miibus_if.h" - -/* - * AXE_178_MAX_FRAME_BURST - * max frame burst size for Ax88178 and Ax88772 - * 0 2048 bytes - * 1 4096 bytes - * 2 8192 bytes - * 3 16384 bytes - * use the largest your system can handle without usb stalling. - * - * NB: 88772 parts appear to generate lots of input errors with - * a 2K rx buffer and 8K is only slightly faster than 4K on an - * EHCI port on a T42 so change at your own risk. - */ -#define AXE_178_MAX_FRAME_BURST 1 - -#include <dev/usb/if_axereg.h> - -/* - * Various supported device vendors/products. - */ -const struct axe_type axe_devs[] = { - { { USB_VENDOR_ABOCOM, USB_PRODUCT_ABOCOM_UF200}, 0 }, - { { USB_VENDOR_ACERCM, USB_PRODUCT_ACERCM_EP1427X2}, 0 }, - { { USB_VENDOR_APPLE, USB_PRODUCT_APPLE_ETHERNET}, AX772 }, - { { USB_VENDOR_ASIX, USB_PRODUCT_ASIX_AX88172}, 0 }, - { { USB_VENDOR_ASIX, USB_PRODUCT_ASIX_AX88772}, AX772 }, - { { USB_VENDOR_ASIX, USB_PRODUCT_ASIX_AX88178}, AX178 }, - { { USB_VENDOR_ATEN, USB_PRODUCT_ATEN_UC210T}, 0 }, - { { USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5D5055 }, AX178 }, - { { USB_VENDOR_BILLIONTON, USB_PRODUCT_BILLIONTON_USB2AR}, 0}, - { { USB_VENDOR_CISCOLINKSYS, USB_PRODUCT_CISCOLINKSYS_USB200MV2}, AX772 }, - { { USB_VENDOR_COREGA, USB_PRODUCT_COREGA_FETHER_USB2_TX }, 0}, - { { USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DUBE100}, 0 }, - { { USB_VENDOR_DLINK, USB_PRODUCT_DLINK_DUBE100B1 }, AX772 }, - { { USB_VENDOR_GOODWAY, USB_PRODUCT_GOODWAY_GWUSB2E}, 0 }, - { { USB_VENDOR_IODATA, USB_PRODUCT_IODATA_ETGUS2 }, AX178 }, - { { USB_VENDOR_JVC, USB_PRODUCT_JVC_MP_PRX1}, 0 }, - { { USB_VENDOR_LINKSYS2, USB_PRODUCT_LINKSYS2_USB200M}, 0 }, - { { USB_VENDOR_LINKSYS4, USB_PRODUCT_LINKSYS4_USB1000 }, AX178 }, - { { USB_VENDOR_MELCO, USB_PRODUCT_MELCO_LUAU2KTX}, 0 }, - { { USB_VENDOR_NETGEAR, USB_PRODUCT_NETGEAR_FA120}, 0 }, - { { USB_VENDOR_OQO, USB_PRODUCT_OQO_ETHER01PLUS }, AX772 }, - { { USB_VENDOR_PLANEX3, USB_PRODUCT_PLANEX3_GU1000T }, AX178 }, - { { USB_VENDOR_SYSTEMTALKS, USB_PRODUCT_SYSTEMTALKS_SGCX2UL}, 0 }, - { { USB_VENDOR_SITECOM, USB_PRODUCT_SITECOM_LN029}, 0 }, - { { USB_VENDOR_SITECOMEU, USB_PRODUCT_SITECOMEU_LN028 }, AX178 } -}; - -#define axe_lookup(v, p) ((const struct axe_type *)usb_lookup(axe_devs, v, p)) - -static device_probe_t axe_match; -static device_attach_t axe_attach; -static device_detach_t axe_detach; -static device_shutdown_t axe_shutdown; -static miibus_readreg_t axe_miibus_readreg; -static miibus_writereg_t axe_miibus_writereg; -static miibus_statchg_t axe_miibus_statchg; - -static int axe_encap(struct axe_softc *, struct mbuf *, int); -static void axe_rxeof(usbd_xfer_handle, usbd_private_handle, usbd_status); -static void axe_txeof(usbd_xfer_handle, usbd_private_handle, usbd_status); -static void axe_tick(void *); -static void axe_tick_task(void *); -static void axe_start(struct ifnet *); -static int axe_ioctl(struct ifnet *, u_long, caddr_t); -static void axe_init(void *); -static void axe_stop(struct axe_softc *); -static void axe_watchdog(struct ifnet *); -static int axe_cmd(struct axe_softc *, int, int, int, void *); -static int axe_ifmedia_upd(struct ifnet *); -static void axe_ifmedia_sts(struct ifnet *, struct ifmediareq *); - -static void axe_setmulti(struct axe_softc *); - -static device_method_t axe_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, axe_match), - DEVMETHOD(device_attach, axe_attach), - DEVMETHOD(device_detach, axe_detach), - DEVMETHOD(device_shutdown, axe_shutdown), - - /* bus interface */ - DEVMETHOD(bus_print_child, bus_generic_print_child), - DEVMETHOD(bus_driver_added, bus_generic_driver_added), - - /* MII interface */ - DEVMETHOD(miibus_readreg, axe_miibus_readreg), - DEVMETHOD(miibus_writereg, axe_miibus_writereg), - DEVMETHOD(miibus_statchg, axe_miibus_statchg), - - { 0, 0 } -}; - -static driver_t axe_driver = { - "axe", - axe_methods, - sizeof(struct axe_softc) -}; - -static devclass_t axe_devclass; - -DRIVER_MODULE(axe, uhub, axe_driver, axe_devclass, usbd_driver_load, 0); -DRIVER_MODULE(miibus, axe, miibus_driver, miibus_devclass, 0, 0); -MODULE_DEPEND(axe, usb, 1, 1, 1); -MODULE_DEPEND(axe, miibus, 1, 1, 1); - -static int -axe_cmd(struct axe_softc *sc, int cmd, int index, int val, void *buf) -{ - usb_device_request_t req; - usbd_status err; - - AXE_SLEEPLOCKASSERT(sc); - if (sc->axe_dying) - return(0); - - if (AXE_CMD_DIR(cmd)) - req.bmRequestType = UT_WRITE_VENDOR_DEVICE; - else - req.bmRequestType = UT_READ_VENDOR_DEVICE; - req.bRequest = AXE_CMD_CMD(cmd); - USETW(req.wValue, val); - USETW(req.wIndex, index); - USETW(req.wLength, AXE_CMD_LEN(cmd)); - - err = usbd_do_request(sc->axe_udev, &req, buf); - - if (err) - return(-1); - - return(0); -} - -static int -axe_miibus_readreg(device_t dev, int phy, int reg) -{ - struct axe_softc *sc = device_get_softc(dev); - usbd_status err; - u_int16_t val; - - if (sc->axe_dying) - return(0); - - AXE_SLEEPLOCKASSERT(sc); -#ifdef notdef - /* - * The chip tells us the MII address of any supported - * PHYs attached to the chip, so only read from those. - */ - - if (sc->axe_phyaddrs[0] != AXE_NOPHY && phy != sc->axe_phyaddrs[0]) - return (0); - - if (sc->axe_phyaddrs[1] != AXE_NOPHY && phy != sc->axe_phyaddrs[1]) - return (0); -#endif - if (sc->axe_phyaddrs[0] != 0xFF && sc->axe_phyaddrs[0] != phy) - return (0); - - AXE_LOCK(sc); - axe_cmd(sc, AXE_CMD_MII_OPMODE_SW, 0, 0, NULL); - err = axe_cmd(sc, AXE_CMD_MII_READ_REG, reg, phy, (void *)&val); - axe_cmd(sc, AXE_CMD_MII_OPMODE_HW, 0, 0, NULL); - AXE_UNLOCK(sc); - - if (err) { - device_printf(sc->axe_dev, "read PHY failed\n"); - return(-1); - } - - if (val && val != 0xffff) - sc->axe_phyaddrs[0] = phy; - - return (le16toh(val)); -} - -static int -axe_miibus_writereg(device_t dev, int phy, int reg, int val) -{ - struct axe_softc *sc = device_get_softc(dev); - usbd_status err; - - if (sc->axe_dying) - return(0); - - AXE_SLEEPLOCKASSERT(sc); - AXE_LOCK(sc); - axe_cmd(sc, AXE_CMD_MII_OPMODE_SW, 0, 0, NULL); - val = htole32(val); - err = axe_cmd(sc, AXE_CMD_MII_WRITE_REG, reg, phy, (void *)&val); - axe_cmd(sc, AXE_CMD_MII_OPMODE_HW, 0, 0, NULL); - AXE_UNLOCK(sc); - - if (err) { - device_printf(sc->axe_dev, "write PHY failed\n"); - return(-1); - } - - return (0); -} - -static void -axe_miibus_statchg(device_t dev) -{ - struct axe_softc *sc = device_get_softc(dev); - struct mii_data *mii = GET_MII(sc); - int val, err; - - val = (mii->mii_media_active & IFM_GMASK) == IFM_FDX ? - AXE_MEDIA_FULL_DUPLEX : 0; - if (sc->axe_flags & (AX178|AX772)) { - val |= AXE_178_MEDIA_RX_EN | AXE_178_MEDIA_MAGIC; - - switch (IFM_SUBTYPE(mii->mii_media_active)) { - case IFM_1000_T: - val |= AXE_178_MEDIA_GMII | AXE_178_MEDIA_ENCK; - break; - case IFM_100_TX: - val |= AXE_178_MEDIA_100TX; - break; - case IFM_10_T: - /* doesn't need to be handled */ - break; - } - } - err = axe_cmd(sc, AXE_CMD_WRITE_MEDIA, 0, val, NULL); - if (err) - device_printf(dev, "media change failed, error %d\n", err); -} - -/* - * Set media options. - */ -static int -axe_ifmedia_upd(struct ifnet *ifp) -{ - struct axe_softc *sc = ifp->if_softc; - struct mii_data *mii = GET_MII(sc); - - sc->axe_link = 0; - if (mii->mii_instance) { - struct mii_softc *miisc; - LIST_FOREACH(miisc, &mii->mii_phys, mii_list) - mii_phy_reset(miisc); - } - mii_mediachg(mii); - - return (0); -} - -/* - * Report current media status. - */ -static void -axe_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr) -{ - struct axe_softc *sc = ifp->if_softc; - struct mii_data *mii = GET_MII(sc); - - mii_pollstat(mii); - ifmr->ifm_active = mii->mii_media_active; - ifmr->ifm_status = mii->mii_media_status; - - return; -} - -static void -axe_setmulti(struct axe_softc *sc) -{ - struct ifnet *ifp; - struct ifmultiaddr *ifma; - u_int32_t h = 0; - u_int16_t rxmode; - u_int8_t hashtbl[8] = { 0, 0, 0, 0, 0, 0, 0, 0 }; - - ifp = sc->axe_ifp; - - AXE_LOCK(sc); - axe_cmd(sc, AXE_CMD_RXCTL_READ, 0, 0, (void *)&rxmode); - rxmode = le16toh(rxmode); - - if (ifp->if_flags & IFF_ALLMULTI || ifp->if_flags & IFF_PROMISC) { - rxmode |= AXE_RXCMD_ALLMULTI; - axe_cmd(sc, AXE_CMD_RXCTL_WRITE, 0, rxmode, NULL); - AXE_UNLOCK(sc); - return; - } else - rxmode &= ~AXE_RXCMD_ALLMULTI; - - IF_ADDR_LOCK(ifp); - TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) - { - if (ifma->ifma_addr->sa_family != AF_LINK) - continue; - h = ether_crc32_be(LLADDR((struct sockaddr_dl *) - ifma->ifma_addr), ETHER_ADDR_LEN) >> 26; - hashtbl[h / 8] |= 1 << (h % 8); - } - IF_ADDR_UNLOCK(ifp); - - axe_cmd(sc, AXE_CMD_WRITE_MCAST, 0, 0, (void *)&hashtbl); - axe_cmd(sc, AXE_CMD_RXCTL_WRITE, 0, rxmode, NULL); - AXE_UNLOCK(sc); - - return; -} - -static void -axe_ax88178_init(struct axe_softc *sc) -{ - int gpio0 = 0, phymode = 0; - u_int16_t eeprom; - - axe_cmd(sc, AXE_CMD_SROM_WR_ENABLE, 0, 0, NULL); - /* XXX magic */ - axe_cmd(sc, AXE_CMD_SROM_READ, 0, 0x0017, &eeprom); - eeprom = le16toh(eeprom); - axe_cmd(sc, AXE_CMD_SROM_WR_DISABLE, 0, 0, NULL); - - /* if EEPROM is invalid we have to use to GPIO0 */ - if (eeprom == 0xffff) { - phymode = 0; - gpio0 = 1; - } else { - phymode = eeprom & 7; - gpio0 = (eeprom & 0x80) ? 0 : 1; - } - - axe_cmd(sc, AXE_CMD_WRITE_GPIO, 0, 0x008c, NULL); - usbd_delay_ms(sc->axe_udev, 40); - if ((eeprom >> 8) != 1) { - axe_cmd(sc, AXE_CMD_WRITE_GPIO, 0, 0x003c, NULL); - usbd_delay_ms(sc->axe_udev, 30); - - axe_cmd(sc, AXE_CMD_WRITE_GPIO, 0, 0x001c, NULL); - usbd_delay_ms(sc->axe_udev, 300); - - axe_cmd(sc, AXE_CMD_WRITE_GPIO, 0, 0x003c, NULL); - usbd_delay_ms(sc->axe_udev, 30); - } else { - axe_cmd(sc, AXE_CMD_WRITE_GPIO, 0, 0x0004, NULL); - usbd_delay_ms(sc->axe_udev, 30); - axe_cmd(sc, AXE_CMD_WRITE_GPIO, 0, 0x000c, NULL); - usbd_delay_ms(sc->axe_udev, 30); - } - - /* soft reset */ - axe_cmd(sc, AXE_CMD_SW_RESET_REG, 0, 0, NULL); - usbd_delay_ms(sc->axe_udev, 150); - axe_cmd(sc, AXE_CMD_SW_RESET_REG, 0, - AXE_SW_RESET_PRL | AXE_178_RESET_MAGIC, NULL); - usbd_delay_ms(sc->axe_udev, 150); - axe_cmd(sc, AXE_CMD_RXCTL_WRITE, 0, 0, NULL); -} - -static void -axe_ax88772_init(struct axe_softc *sc) -{ - axe_cmd(sc, AXE_CMD_WRITE_GPIO, 0, 0x00b0, NULL); - usbd_delay_ms(sc->axe_udev, 40); - - if (sc->axe_phyaddrs[1] == AXE_INTPHY) { - /* ask for embedded PHY */ - axe_cmd(sc, AXE_CMD_SW_PHY_SELECT, 0, 0x01, NULL); - usbd_delay_ms(sc->axe_udev, 10); - - /* power down and reset state, pin reset state */ - axe_cmd(sc, AXE_CMD_SW_RESET_REG, 0, AXE_SW_RESET_CLEAR, NULL); - usbd_delay_ms(sc->axe_udev, 60); - - /* power down/reset state, pin operating state */ - axe_cmd(sc, AXE_CMD_SW_RESET_REG, 0, - AXE_SW_RESET_IPPD | AXE_SW_RESET_PRL, NULL); - usbd_delay_ms(sc->axe_udev, 150); - - /* power up, reset */ - axe_cmd(sc, AXE_CMD_SW_RESET_REG, 0, AXE_SW_RESET_PRL, NULL); - - /* power up, operating */ - axe_cmd(sc, AXE_CMD_SW_RESET_REG, 0, - AXE_SW_RESET_IPRL | AXE_SW_RESET_PRL, NULL); - } else { - /* ask for external PHY */ - axe_cmd(sc, AXE_CMD_SW_PHY_SELECT, 0, 0x00, NULL); - usbd_delay_ms(sc->axe_udev, 10); - - /* power down/reset state, pin operating state */ - axe_cmd(sc, AXE_CMD_SW_RESET_REG, 0, - AXE_SW_RESET_IPPD | AXE_SW_RESET_PRL, NULL); - } - - usbd_delay_ms(sc->axe_udev, 150); - axe_cmd(sc, AXE_CMD_RXCTL_WRITE, 0, 0, NULL); -} - -static void -axe_reset(struct axe_softc *sc) -{ - if (sc->axe_dying) - return; - - if (usbd_set_config_no(sc->axe_udev, AXE_CONFIG_NO, 1) || - usbd_device2interface_handle(sc->axe_udev, AXE_IFACE_IDX, - &sc->axe_iface)) { - device_printf(sc->axe_dev, "getting interface handle failed\n"); - } - - /* Wait a little while for the chip to get its brains in order. */ - DELAY(1000); - return; -} - -/* - * Probe for a AX88172 chip. - */ -static int -axe_match(device_t self) -{ - struct usb_attach_arg *uaa = device_get_ivars(self); - - if (!uaa->iface) - return(UMATCH_NONE); - return (axe_lookup(uaa->vendor, uaa->product) != NULL ? - UMATCH_VENDOR_PRODUCT : UMATCH_NONE); -} - -/* - * Attach the interface. Allocate softc structures, do ifmedia - * setup and ethernet/BPF attach. - */ -static int -axe_attach(device_t self) -{ - struct axe_softc *sc = device_get_softc(self); - struct usb_attach_arg *uaa = device_get_ivars(self); - const struct axe_type *type; - u_char eaddr[ETHER_ADDR_LEN]; - struct ifnet *ifp; - usb_interface_descriptor_t *id; - usb_endpoint_descriptor_t *ed; - int i; - - sc->axe_udev = uaa->device; - sc->axe_dev = self; - type = axe_lookup(uaa->vendor, uaa->product); - if (type != NULL) - sc->axe_flags = type->axe_flags; - - if (usbd_set_config_no(sc->axe_udev, AXE_CONFIG_NO, 1)) { - device_printf(sc->axe_dev, "getting interface handle failed\n"); - return ENXIO; - } - - usb_init_task(&sc->axe_tick_task, axe_tick_task, sc); - - if (usbd_device2interface_handle(uaa->device, - AXE_IFACE_IDX, &sc->axe_iface)) { - device_printf(sc->axe_dev, "getting interface handle failed\n"); - return ENXIO; - } - - sc->axe_boundary = 64; - if (sc->axe_flags & (AX178|AX772)) { - if (sc->axe_udev->speed == USB_SPEED_HIGH) { - sc->axe_bufsz = AXE_178_MAX_BUFSZ; - sc->axe_boundary = 512; - } else - sc->axe_bufsz = AXE_178_MIN_BUFSZ; - } else - sc->axe_bufsz = AXE_172_BUFSZ; -{ /* XXX debug */ -device_printf(sc->axe_dev, "%s, bufsz %d, boundary %d\n", - sc->axe_flags & AX178 ? "AX88178" : - sc->axe_flags & AX772 ? "AX88772" : "AX88172", - sc->axe_bufsz, sc->axe_boundary); -} - - id = usbd_get_interface_descriptor(sc->axe_iface); - - /* Find endpoints. */ - for (i = 0; i < id->bNumEndpoints; i++) { - ed = usbd_interface2endpoint_descriptor(sc->axe_iface, i); - if (!ed) { - device_printf(sc->axe_dev, "couldn't get ep %d\n", i); - return ENXIO; - } - if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && - UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { - sc->axe_ed[AXE_ENDPT_RX] = ed->bEndpointAddress; - } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && - UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { - sc->axe_ed[AXE_ENDPT_TX] = ed->bEndpointAddress; - } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && - UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) { - sc->axe_ed[AXE_ENDPT_INTR] = ed->bEndpointAddress; - } - } - - mtx_init(&sc->axe_mtx, device_get_nameunit(self), MTX_NETWORK_LOCK, - MTX_DEF | MTX_RECURSE); - sx_init(&sc->axe_sleeplock, device_get_nameunit(self)); - AXE_SLEEPLOCK(sc); - AXE_LOCK(sc); - - /* We need the PHYID for the init dance in some cases */ - axe_cmd(sc, AXE_CMD_READ_PHYID, 0, 0, (void *)&sc->axe_phyaddrs); - - if (sc->axe_flags & AX178) - axe_ax88178_init(sc); - else if (sc->axe_flags & AX772) - axe_ax88772_init(sc); - - /* - * Get station address. - */ - if (sc->axe_flags & (AX178|AX772)) - axe_cmd(sc, AXE_178_CMD_READ_NODEID, 0, 0, &eaddr); - else - axe_cmd(sc, AXE_172_CMD_READ_NODEID, 0, 0, &eaddr); - - /* - * Fetch IPG values. - */ - axe_cmd(sc, AXE_CMD_READ_IPG012, 0, 0, (void *)&sc->axe_ipgs); - - /* - * Work around broken adapters that appear to lie about - * their PHY addresses. - */ - sc->axe_phyaddrs[0] = sc->axe_phyaddrs[1] = 0xFF; - - ifp = sc->axe_ifp = if_alloc(IFT_ETHER); - if (ifp == NULL) { - device_printf(sc->axe_dev, "can not if_alloc()\n"); - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - sx_destroy(&sc->axe_sleeplock); - mtx_destroy(&sc->axe_mtx); - return ENXIO; - } - ifp->if_softc = sc; - if_initname(ifp, "axe", device_get_unit(sc->axe_dev)); - ifp->if_mtu = ETHERMTU; - ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST | - IFF_NEEDSGIANT; - ifp->if_ioctl = axe_ioctl; - ifp->if_start = axe_start; - ifp->if_watchdog = axe_watchdog; - ifp->if_init = axe_init; - IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN); - ifp->if_snd.ifq_drv_maxlen = IFQ_MAXLEN; - IFQ_SET_READY(&ifp->if_snd); - - if (mii_phy_probe(self, &sc->axe_miibus, - axe_ifmedia_upd, axe_ifmedia_sts)) { - device_printf(sc->axe_dev, "MII without any PHY!\n"); - if_free(ifp); - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - sx_destroy(&sc->axe_sleeplock); - mtx_destroy(&sc->axe_mtx); - return ENXIO; - } - - /* - * Call MI attach routine. - */ - - ether_ifattach(ifp, eaddr); - callout_handle_init(&sc->axe_stat_ch); - usb_register_netisr(); - - sc->axe_dying = 0; - - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - - return 0; -} - -static int -axe_detach(device_t dev) -{ - struct axe_softc *sc; - struct ifnet *ifp; - - sc = device_get_softc(dev); - AXE_LOCK(sc); - ifp = sc->axe_ifp; - - sc->axe_dying = 1; - untimeout(axe_tick, sc, sc->axe_stat_ch); - usb_rem_task(sc->axe_udev, &sc->axe_tick_task); - - ether_ifdetach(ifp); - if_free(ifp); - - if (sc->axe_ep[AXE_ENDPT_TX] != NULL) - usbd_abort_pipe(sc->axe_ep[AXE_ENDPT_TX]); - if (sc->axe_ep[AXE_ENDPT_RX] != NULL) - usbd_abort_pipe(sc->axe_ep[AXE_ENDPT_RX]); - if (sc->axe_ep[AXE_ENDPT_INTR] != NULL) - usbd_abort_pipe(sc->axe_ep[AXE_ENDPT_INTR]); - - AXE_UNLOCK(sc); - sx_destroy(&sc->axe_sleeplock); - mtx_destroy(&sc->axe_mtx); - - return(0); -} - -static int -axe_rx_list_init(struct axe_softc *sc) -{ - struct axe_cdata *cd; - struct axe_chain *c; - int i; - - cd = &sc->axe_cdata; - for (i = 0; i < AXE_RX_LIST_CNT; i++) { - c = &cd->axe_rx_chain[i]; - c->axe_sc = sc; - c->axe_idx = i; - c->axe_mbuf = NULL; - if (c->axe_xfer == NULL) { - c->axe_xfer = usbd_alloc_xfer(sc->axe_udev); - if (c->axe_xfer == NULL) - return (ENOBUFS); - c->axe_buf = usbd_alloc_buffer(c->axe_xfer, - sc->axe_bufsz); - if (c->axe_buf == NULL) { - usbd_free_xfer(c->axe_xfer); - return (ENOBUFS); - } - } - } - - return (0); -} - -static void -axe_rx_list_free(struct axe_softc *sc) -{ - int i; - - for (i = 0; i < AXE_RX_LIST_CNT; i++) { - if (sc->axe_cdata.axe_rx_chain[i].axe_mbuf != NULL) { - m_freem(sc->axe_cdata.axe_rx_chain[i].axe_mbuf); - sc->axe_cdata.axe_rx_chain[i].axe_mbuf = NULL; - } - if (sc->axe_cdata.axe_rx_chain[i].axe_xfer != NULL) { - usbd_free_xfer(sc->axe_cdata.axe_rx_chain[i].axe_xfer); - sc->axe_cdata.axe_rx_chain[i].axe_xfer = NULL; - } - } -} - -static int -axe_tx_list_init(struct axe_softc *sc) -{ - struct axe_cdata *cd; - struct axe_chain *c; - int i; - - cd = &sc->axe_cdata; - for (i = 0; i < AXE_TX_LIST_CNT; i++) { - c = &cd->axe_tx_chain[i]; - c->axe_sc = sc; - c->axe_idx = i; - c->axe_mbuf = NULL; - if (c->axe_xfer == NULL) { - c->axe_xfer = usbd_alloc_xfer(sc->axe_udev); - if (c->axe_xfer == NULL) - return (ENOBUFS); - c->axe_buf = usbd_alloc_buffer(c->axe_xfer, - sc->axe_bufsz); - if (c->axe_buf == NULL) { - usbd_free_xfer(c->axe_xfer); - return (ENOBUFS); - } - } - } - - return (0); -} - -static void -axe_tx_list_free(struct axe_softc *sc) -{ - int i; - - /* Free TX resources. */ - for (i = 0; i < AXE_TX_LIST_CNT; i++) { - if (sc->axe_cdata.axe_tx_chain[i].axe_mbuf != NULL) { - m_freem(sc->axe_cdata.axe_tx_chain[i].axe_mbuf); - sc->axe_cdata.axe_tx_chain[i].axe_mbuf = NULL; - } - if (sc->axe_cdata.axe_tx_chain[i].axe_xfer != NULL) { - usbd_free_xfer(sc->axe_cdata.axe_tx_chain[i].axe_xfer); - sc->axe_cdata.axe_tx_chain[i].axe_xfer = NULL; - } - } -} - -/* - * A frame has been uploaded: pass the resulting mbuf chain up to - * the higher level protocols. - */ -static void -axe_rxeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) -{ - struct axe_softc *sc; - struct axe_chain *c = (struct axe_chain *) priv; - struct mbuf *m; - u_char *buf; - struct ifnet *ifp; - struct axe_sframe_hdr *hdr; - int total_len = 0; - int pktlen = 0; - - sc = c->axe_sc; - AXE_LOCK(sc); - ifp = sc->axe_ifp; - - if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) { - AXE_UNLOCK(sc); - return; - } - - if (status != USBD_NORMAL_COMPLETION) { - if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) { - AXE_UNLOCK(sc); - return; - } - if (usbd_ratecheck(&sc->axe_rx_notice)) - device_printf(sc->axe_dev, "usb error on rx: %s\n", - usbd_errstr(status)); - if (status == USBD_STALLED) - usbd_clear_endpoint_stall(sc->axe_ep[AXE_ENDPT_RX]); - goto done; - } - - usbd_get_xfer_status(xfer, NULL, NULL, &total_len, NULL); - - buf = c->axe_buf; - - do { - if (sc->axe_flags & (AX178|AX772)) { - if (total_len < sizeof(struct axe_sframe_hdr)) { - ifp->if_ierrors++; - goto done; - } - if ((pktlen % 2) != 0) - pktlen++; - buf += pktlen; - - hdr = (struct axe_sframe_hdr *) buf; - total_len -= sizeof(struct axe_sframe_hdr); - if ((hdr->len ^ hdr->ilen) != 0xffff) { - ifp->if_ierrors++; - goto done; - } - pktlen = le16toh(hdr->len); - if (pktlen > total_len) { - ifp->if_ierrors++; - goto done; - } - - buf += sizeof(struct axe_sframe_hdr); - total_len -= pktlen + (pktlen % 2); - } else { - pktlen = total_len; - total_len = 0; - } - - if (pktlen < sizeof(struct ether_header)) { - ifp->if_ierrors++; - goto done; - } - m = m_getcl(M_DONTWAIT, MT_DATA, M_PKTHDR); - if (m == NULL) { - ifp->if_ierrors++; - goto done; - } - m->m_data += ETHER_ALIGN; - memcpy(mtod(m, void *), buf, pktlen); - m->m_pkthdr.len = m->m_len = pktlen; - m->m_pkthdr.rcvif = ifp; - - ifp->if_input(ifp, m); - ifp->if_ipackets++; - } while (total_len > 0); - /* fall thru... */ -done: - /* Setup new transfer. */ - usbd_setup_xfer(xfer, sc->axe_ep[AXE_ENDPT_RX], - c, c->axe_buf, sc->axe_bufsz, USBD_SHORT_XFER_OK | USBD_NO_COPY, - USBD_NO_TIMEOUT, axe_rxeof); - usbd_transfer(xfer); - AXE_UNLOCK(sc); - - return; -} - -/* - * A frame was downloaded to the chip. It's safe for us to clean up - * the list buffers. - */ - -static void -axe_txeof(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) -{ - struct axe_softc *sc; - struct axe_chain *c; - struct ifnet *ifp; - usbd_status err; - - c = priv; - sc = c->axe_sc; - AXE_LOCK(sc); - ifp = sc->axe_ifp; - - if (status != USBD_NORMAL_COMPLETION) { - if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) { - AXE_UNLOCK(sc); - return; - } - device_printf(sc->axe_dev, "usb error on tx: %s\n", - usbd_errstr(status)); - if (status == USBD_STALLED) - usbd_clear_endpoint_stall(sc->axe_ep[AXE_ENDPT_TX]); - AXE_UNLOCK(sc); - return; - } - - ifp->if_timer = 0; - ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; - usbd_get_xfer_status(c->axe_xfer, NULL, NULL, NULL, &err); - - if (c->axe_mbuf != NULL) { - m_freem(c->axe_mbuf); - c->axe_mbuf = NULL; - } - - if (err) - ifp->if_oerrors++; - else - ifp->if_opackets++; - - AXE_UNLOCK(sc); - - if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd)) - axe_start(ifp); - - return; -} - -static void -axe_tick(void *xsc) -{ - struct axe_softc *sc = xsc; - - if (sc == NULL) - return; - if (sc->axe_dying) - return; - - /* Perform periodic stuff in process context */ - usb_add_task(sc->axe_udev, &sc->axe_tick_task, USB_TASKQ_DRIVER); -} - -static void -axe_tick_task(void *xsc) -{ - struct axe_softc *sc; - struct ifnet *ifp; - struct mii_data *mii; - - sc = xsc; - - if (sc == NULL) - return; - - AXE_SLEEPLOCK(sc); - AXE_LOCK(sc); - - ifp = sc->axe_ifp; - mii = GET_MII(sc); - if (mii == NULL) { - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - return; - } - - mii_tick(mii); - if (!sc->axe_link && mii->mii_media_status & IFM_ACTIVE && - IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) { - sc->axe_link++; - if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd)) - axe_start(ifp); - } - - sc->axe_stat_ch = timeout(axe_tick, sc, hz); - - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - - return; -} - -static int -axe_encap(struct axe_softc *sc, struct mbuf *m, int idx) -{ - struct axe_chain *c; - usbd_status err; - struct axe_sframe_hdr hdr; - int length; - - c = &sc->axe_cdata.axe_tx_chain[idx]; - - /* - * Copy the mbuf data into a contiguous buffer, leaving two - * bytes at the beginning to hold the frame length. - */ - if (sc->axe_flags & (AX178|AX772)) { - hdr.len = htole16(m->m_pkthdr.len); - hdr.ilen = ~hdr.len; - - memcpy(c->axe_buf, &hdr, sizeof(hdr)); - length = sizeof(hdr); - - m_copydata(m, 0, m->m_pkthdr.len, c->axe_buf + length); - length += m->m_pkthdr.len; - - if ((length % sc->axe_boundary) == 0) { - hdr.len = 0; - hdr.ilen = 0xffff; - memcpy(c->axe_buf + length, &hdr, sizeof(hdr)); - length += sizeof(hdr); - } - } else { - m_copydata(m, 0, m->m_pkthdr.len, c->axe_buf); - length = m->m_pkthdr.len; - } - c->axe_mbuf = m; - - usbd_setup_xfer(c->axe_xfer, sc->axe_ep[AXE_ENDPT_TX], - c, c->axe_buf, length, USBD_FORCE_SHORT_XFER, 10000, axe_txeof); - - /* Transmit */ - err = usbd_transfer(c->axe_xfer); - if (err != USBD_IN_PROGRESS) { - /* XXX probably don't want to sleep here */ - AXE_SLEEPLOCK(sc); - axe_stop(sc); - AXE_SLEEPUNLOCK(sc); - return(EIO); - } - - sc->axe_cdata.axe_tx_cnt++; - - return(0); -} - -static void -axe_start(struct ifnet *ifp) -{ - struct axe_softc *sc; - struct mbuf *m_head = NULL; - - sc = ifp->if_softc; - AXE_LOCK(sc); - - if (!sc->axe_link) { - AXE_UNLOCK(sc); - return; - } - - if (ifp->if_drv_flags & IFF_DRV_OACTIVE) { - AXE_UNLOCK(sc); - return; - } - - IFQ_DRV_DEQUEUE(&ifp->if_snd, m_head); - if (m_head == NULL) { - AXE_UNLOCK(sc); - return; - } - - if (axe_encap(sc, m_head, 0)) { - IFQ_DRV_PREPEND(&ifp->if_snd, m_head); - ifp->if_drv_flags |= IFF_DRV_OACTIVE; - AXE_UNLOCK(sc); - return; - } - - /* - * If there's a BPF listener, bounce a copy of this frame - * to him. - */ - BPF_MTAP(ifp, m_head); - - ifp->if_drv_flags |= IFF_DRV_OACTIVE; - - /* - * Set a timeout in case the chip goes out to lunch. - */ - ifp->if_timer = 5; - AXE_UNLOCK(sc); - - return; -} - -static void -axe_init(void *xsc) -{ - struct axe_softc *sc = xsc; - struct ifnet *ifp = sc->axe_ifp; - struct axe_chain *c; - usbd_status err; - int i; - int rxmode; - - if (ifp->if_drv_flags & IFF_DRV_RUNNING) - return; - - AXE_SLEEPLOCK(sc); - AXE_LOCK(sc); - - /* - * Cancel pending I/O and free all RX/TX buffers. - */ - - axe_reset(sc); - -#ifdef notdef - /* Set MAC address */ - axe_mac(sc, IF_LLADDR(sc->axe_ifp), 1); -#endif - - /* Enable RX logic. */ - - /* Init TX ring. */ - if (axe_tx_list_init(sc) == ENOBUFS) { - device_printf(sc->axe_dev, "tx list init failed\n"); - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - return; - } - - /* Init RX ring. */ - if (axe_rx_list_init(sc) == ENOBUFS) { - device_printf(sc->axe_dev, "rx list init failed\n"); - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - return; - } - - /* Set transmitter IPG values */ - if (sc->axe_flags & (AX178|AX772)) { - axe_cmd(sc, AXE_178_CMD_WRITE_IPG012, sc->axe_ipgs[2], - (sc->axe_ipgs[1]<<8) | sc->axe_ipgs[0], NULL); - } else { - axe_cmd(sc, AXE_172_CMD_WRITE_IPG0, 0, sc->axe_ipgs[0], NULL); - axe_cmd(sc, AXE_172_CMD_WRITE_IPG1, 0, sc->axe_ipgs[1], NULL); - axe_cmd(sc, AXE_172_CMD_WRITE_IPG2, 0, sc->axe_ipgs[2], NULL); - } - - /* Enable receiver, set RX mode */ - rxmode = AXE_RXCMD_MULTICAST|AXE_RXCMD_ENABLE; - if (sc->axe_flags & (AX178|AX772)) { - if (sc->axe_bufsz == AXE_178_MAX_BUFSZ) - rxmode |= AXE_178_RXCMD_MFB; - } else - rxmode |= AXE_172_RXCMD_UNICAST; - - /* If we want promiscuous mode, set the allframes bit. */ - if (ifp->if_flags & IFF_PROMISC) - rxmode |= AXE_RXCMD_PROMISC; - - if (ifp->if_flags & IFF_BROADCAST) - rxmode |= AXE_RXCMD_BROADCAST; - - axe_cmd(sc, AXE_CMD_RXCTL_WRITE, 0, rxmode, NULL); - - /* Load the multicast filter. */ - axe_setmulti(sc); - - /* Open RX and TX pipes. */ - err = usbd_open_pipe(sc->axe_iface, sc->axe_ed[AXE_ENDPT_RX], - USBD_EXCLUSIVE_USE, &sc->axe_ep[AXE_ENDPT_RX]); - if (err) { - device_printf(sc->axe_dev, "open rx pipe failed: %s\n", - usbd_errstr(err)); - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - return; - } - - err = usbd_open_pipe(sc->axe_iface, sc->axe_ed[AXE_ENDPT_TX], - USBD_EXCLUSIVE_USE, &sc->axe_ep[AXE_ENDPT_TX]); - if (err) { - device_printf(sc->axe_dev, "open tx pipe failed: %s\n", - usbd_errstr(err)); - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - return; - } - - /* Start up the receive pipe. */ - for (i = 0; i < AXE_RX_LIST_CNT; i++) { - c = &sc->axe_cdata.axe_rx_chain[i]; - usbd_setup_xfer(c->axe_xfer, sc->axe_ep[AXE_ENDPT_RX], - c, c->axe_buf, sc->axe_bufsz, - USBD_SHORT_XFER_OK | USBD_NO_COPY, - USBD_NO_TIMEOUT, axe_rxeof); - usbd_transfer(c->axe_xfer); - } - - ifp->if_drv_flags |= IFF_DRV_RUNNING; - ifp->if_drv_flags &= ~IFF_DRV_OACTIVE; - - AXE_UNLOCK(sc); - AXE_SLEEPUNLOCK(sc); - - sc->axe_stat_ch = timeout(axe_tick, sc, hz); - - return; -} - -static int -axe_ioctl(struct ifnet *ifp, u_long command, caddr_t data) -{ - struct axe_softc *sc = ifp->if_softc; - struct ifreq *ifr = (struct ifreq *)data; - struct mii_data *mii; - u_int16_t rxmode; - int error = 0; - - switch(command) { - case SIOCSIFFLAGS: - if (ifp->if_flags & IFF_UP) { - if (ifp->if_drv_flags & IFF_DRV_RUNNING && - ifp->if_flags & IFF_PROMISC && - !(sc->axe_if_flags & IFF_PROMISC)) { - AXE_SLEEPLOCK(sc); - AXE_LOCK(sc); - axe_cmd(sc, AXE_CMD_RXCTL_READ, - 0, 0, (void *)&rxmode); - rxmode = le16toh(rxmode); - rxmode |= AXE_RXCMD_PROMISC; - axe_cmd(sc, AXE_CMD_RXCTL_WRITE, - 0, rxmode, NULL); - AXE_UNLOCK(sc); - axe_setmulti(sc); - AXE_SLEEPUNLOCK(sc); - } else if (ifp->if_drv_flags & IFF_DRV_RUNNING && - !(ifp->if_flags & IFF_PROMISC) && - sc->axe_if_flags & IFF_PROMISC) { - AXE_SLEEPLOCK(sc); - AXE_LOCK(sc); - axe_cmd(sc, AXE_CMD_RXCTL_READ, - 0, 0, (void *)&rxmode); - rxmode = le16toh(rxmode); - rxmode &= ~AXE_RXCMD_PROMISC; - axe_cmd(sc, AXE_CMD_RXCTL_WRITE, - 0, rxmode, NULL); - AXE_UNLOCK(sc); - axe_setmulti(sc); - AXE_SLEEPUNLOCK(sc); - } else if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) - axe_init(sc); - } else { - if (ifp->if_drv_flags & IFF_DRV_RUNNING) { - AXE_SLEEPLOCK(sc); - axe_stop(sc); - AXE_SLEEPUNLOCK(sc); - } - } - sc->axe_if_flags = ifp->if_flags; - error = 0; - break; - case SIOCADDMULTI: - case SIOCDELMULTI: - AXE_SLEEPLOCK(sc); - axe_setmulti(sc); - AXE_SLEEPUNLOCK(sc); - error = 0; - break; - case SIOCGIFMEDIA: - case SIOCSIFMEDIA: - AXE_SLEEPLOCK(sc); - mii = GET_MII(sc); - error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, command); - AXE_SLEEPUNLOCK(sc); - break; - - default: - error = ether_ioctl(ifp, command, data); - break; - } - - return(error); -} - -static void -axe_watchdog(struct ifnet *ifp) -{ - struct axe_softc *sc; - struct axe_chain *c; - usbd_status stat; - - sc = ifp->if_softc; - AXE_LOCK(sc); - - ifp->if_oerrors++; - device_printf(sc->axe_dev, "watchdog timeout\n"); - - c = &sc->axe_cdata.axe_tx_chain[0]; - usbd_get_xfer_status(c->axe_xfer, NULL, NULL, NULL, &stat); - axe_txeof(c->axe_xfer, c, stat); - - AXE_UNLOCK(sc); - - if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd)) - axe_start(ifp); - - return; -} - -/* - * Stop the adapter and free any mbufs allocated to the - * RX and TX lists. - */ -static void -axe_stop(struct axe_softc *sc) -{ - usbd_status err; - struct ifnet *ifp; - - AXE_SLEEPLOCKASSERT(sc); - AXE_LOCK(sc); - - ifp = sc->axe_ifp; - ifp->if_timer = 0; - - untimeout(axe_tick, sc, sc->axe_stat_ch); - - /* Stop transfers. */ - if (sc->axe_ep[AXE_ENDPT_RX] != NULL) { - err = usbd_abort_pipe(sc->axe_ep[AXE_ENDPT_RX]); - if (err) { - device_printf(sc->axe_dev, "abort rx pipe failed: %s\n", - usbd_errstr(err)); - } - err = usbd_close_pipe(sc->axe_ep[AXE_ENDPT_RX]); - if (err) { - device_printf(sc->axe_dev, "close rx pipe failed: %s\n", - usbd_errstr(err)); - } - sc->axe_ep[AXE_ENDPT_RX] = NULL; - } - - if (sc->axe_ep[AXE_ENDPT_TX] != NULL) { - err = usbd_abort_pipe(sc->axe_ep[AXE_ENDPT_TX]); - if (err) { - device_printf(sc->axe_dev, "abort tx pipe failed: %s\n", - usbd_errstr(err)); - } - err = usbd_close_pipe(sc->axe_ep[AXE_ENDPT_TX]); - if (err) { - device_printf(sc->axe_dev, "close tx pipe failed: %s\n", - usbd_errstr(err)); - } - sc->axe_ep[AXE_ENDPT_TX] = NULL; - } - - if (sc->axe_ep[AXE_ENDPT_INTR] != NULL) { - err = usbd_abort_pipe(sc->axe_ep[AXE_ENDPT_INTR]); - if (err) { - device_printf(sc->axe_dev, - "abort intr pipe failed: %s\n", usbd_errstr(err)); - } - err = usbd_close_pipe(sc->axe_ep[AXE_ENDPT_INTR]); - if (err) { - device_printf(sc->axe_dev, - "close intr pipe failed: %s\n", usbd_errstr(err)); - } - sc->axe_ep[AXE_ENDPT_INTR] = NULL; - } - - axe_reset(sc); - - /* Free RX resources. */ - axe_rx_list_free(sc); - /* Free TX resources. */ - axe_tx_list_free(sc); - - ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE); - sc->axe_link = 0; - AXE_UNLOCK(sc); - - return; -} - -/* - * Stop all chip I/O so that the kernel's probe routines don't - * get confused by errant DMAs when rebooting. - */ -static int -axe_shutdown(device_t dev) -{ - struct axe_softc *sc; - - sc = device_get_softc(dev); - - AXE_SLEEPLOCK(sc); - axe_stop(sc); - AXE_SLEEPUNLOCK(sc); - - return (0); -} |
