1071 lines
26 KiB
C
1071 lines
26 KiB
C
/*-
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* Copyright (c) 2015 Kevin Lo <kevlo@FreeBSD.org>
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* 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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/condvar.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/module.h>
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#include <sys/mutex.h>
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#include <sys/socket.h>
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#include <sys/sysctl.h>
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#include <sys/unistd.h>
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#include <net/if.h>
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#include <net/if_var.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdi_util.h>
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#include "usbdevs.h"
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#define USB_DEBUG_VAR ure_debug
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#include <dev/usb/usb_debug.h>
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#include <dev/usb/usb_process.h>
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#include <dev/usb/net/usb_ethernet.h>
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#include <dev/usb/net/if_urereg.h>
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#ifdef USB_DEBUG
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static int ure_debug = 0;
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static SYSCTL_NODE(_hw_usb, OID_AUTO, ure, CTLFLAG_RW, 0, "USB ure");
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SYSCTL_INT(_hw_usb_ure, OID_AUTO, debug, CTLFLAG_RWTUN, &ure_debug, 0,
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"Debug level");
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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 const STRUCT_USB_HOST_ID ure_devs[] = {
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#define URE_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) }
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URE_DEV(REALTEK, RTL8152),
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#undef URE_DEV
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};
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static device_probe_t ure_probe;
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static device_attach_t ure_attach;
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static device_detach_t ure_detach;
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static usb_callback_t ure_bulk_read_callback;
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static usb_callback_t ure_bulk_write_callback;
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static miibus_readreg_t ure_miibus_readreg;
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static miibus_writereg_t ure_miibus_writereg;
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static miibus_statchg_t ure_miibus_statchg;
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static uether_fn_t ure_attach_post;
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static uether_fn_t ure_init;
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static uether_fn_t ure_stop;
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static uether_fn_t ure_start;
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static uether_fn_t ure_tick;
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static uether_fn_t ure_setmulti;
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static uether_fn_t ure_setpromisc;
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static int ure_ctl(struct ure_softc *, uint8_t, uint16_t, uint16_t,
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void *, int);
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static int ure_read_mem(struct ure_softc *, uint16_t, uint16_t, void *,
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int);
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static int ure_write_mem(struct ure_softc *, uint16_t, uint16_t, void *,
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int);
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static uint8_t ure_read_1(struct ure_softc *, uint16_t, uint16_t);
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static uint16_t ure_read_2(struct ure_softc *, uint16_t, uint16_t);
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static uint32_t ure_read_4(struct ure_softc *, uint16_t, uint16_t);
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static int ure_write_1(struct ure_softc *, uint16_t, uint16_t, uint32_t);
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static int ure_write_2(struct ure_softc *, uint16_t, uint16_t, uint32_t);
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static int ure_write_4(struct ure_softc *, uint16_t, uint16_t, uint32_t);
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static uint16_t ure_ocp_reg_read(struct ure_softc *, uint16_t);
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static void ure_ocp_reg_write(struct ure_softc *, uint16_t, uint16_t);
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static void ure_read_chipver(struct ure_softc *);
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static int ure_attach_post_sub(struct usb_ether *);
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static void ure_reset(struct ure_softc *);
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static int ure_ifmedia_upd(struct ifnet *);
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static void ure_ifmedia_sts(struct ifnet *, struct ifmediareq *);
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static int ure_ioctl(struct ifnet *, u_long, caddr_t);
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static void ure_rtl8152_init(struct ure_softc *);
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static void ure_disable_teredo(struct ure_softc *);
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static void ure_init_fifo(struct ure_softc *);
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static const struct usb_config ure_config[URE_N_TRANSFER] = {
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[URE_BULK_DT_WR] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_OUT,
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.bufsize = MCLBYTES,
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.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
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.callback = ure_bulk_write_callback,
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.timeout = 10000, /* 10 seconds */
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},
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[URE_BULK_DT_RD] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_IN,
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.bufsize = MCLBYTES,
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.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
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.callback = ure_bulk_read_callback,
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.timeout = 0, /* no timeout */
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},
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};
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static device_method_t ure_methods[] = {
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/* Device interface. */
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DEVMETHOD(device_probe, ure_probe),
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DEVMETHOD(device_attach, ure_attach),
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DEVMETHOD(device_detach, ure_detach),
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/* MII interface. */
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DEVMETHOD(miibus_readreg, ure_miibus_readreg),
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DEVMETHOD(miibus_writereg, ure_miibus_writereg),
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DEVMETHOD(miibus_statchg, ure_miibus_statchg),
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DEVMETHOD_END
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};
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static driver_t ure_driver = {
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.name = "ure",
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.methods = ure_methods,
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.size = sizeof(struct ure_softc),
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};
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static devclass_t ure_devclass;
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DRIVER_MODULE(ure, uhub, ure_driver, ure_devclass, NULL, NULL);
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DRIVER_MODULE(miibus, ure, miibus_driver, miibus_devclass, NULL, NULL);
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MODULE_DEPEND(ure, uether, 1, 1, 1);
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MODULE_DEPEND(ure, usb, 1, 1, 1);
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MODULE_DEPEND(ure, ether, 1, 1, 1);
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MODULE_DEPEND(ure, miibus, 1, 1, 1);
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MODULE_VERSION(ure, 1);
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static const struct usb_ether_methods ure_ue_methods = {
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.ue_attach_post = ure_attach_post,
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.ue_attach_post_sub = ure_attach_post_sub,
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.ue_start = ure_start,
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.ue_init = ure_init,
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.ue_stop = ure_stop,
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.ue_tick = ure_tick,
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.ue_setmulti = ure_setmulti,
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.ue_setpromisc = ure_setpromisc,
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.ue_mii_upd = ure_ifmedia_upd,
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.ue_mii_sts = ure_ifmedia_sts,
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};
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static int
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ure_ctl(struct ure_softc *sc, uint8_t rw, uint16_t val, uint16_t index,
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void *buf, int len)
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{
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struct usb_device_request req;
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URE_LOCK_ASSERT(sc, MA_OWNED);
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if (rw == URE_CTL_WRITE)
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req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
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else
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req.bmRequestType = UT_READ_VENDOR_DEVICE;
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req.bRequest = UR_SET_ADDRESS;
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USETW(req.wValue, val);
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USETW(req.wIndex, index);
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USETW(req.wLength, len);
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return (uether_do_request(&sc->sc_ue, &req, buf, 1000));
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}
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static int
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ure_read_mem(struct ure_softc *sc, uint16_t addr, uint16_t index,
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void *buf, int len)
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{
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return (ure_ctl(sc, URE_CTL_READ, addr, index, buf, len));
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}
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static int
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ure_write_mem(struct ure_softc *sc, uint16_t addr, uint16_t index,
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void *buf, int len)
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{
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return (ure_ctl(sc, URE_CTL_WRITE, addr, index, buf, len));
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}
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static uint8_t
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ure_read_1(struct ure_softc *sc, uint16_t reg, uint16_t index)
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{
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uint32_t val;
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uint8_t temp[4];
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uint8_t shift;
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shift = (reg & 3) << 3;
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reg &= ~3;
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ure_read_mem(sc, reg, index, &temp, 4);
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val = UGETDW(temp);
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val >>= shift;
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return (val & 0xff);
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}
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static uint16_t
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ure_read_2(struct ure_softc *sc, uint16_t reg, uint16_t index)
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{
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uint32_t val;
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uint8_t temp[4];
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uint8_t shift;
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shift = (reg & 2) << 3;
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reg &= ~3;
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ure_read_mem(sc, reg, index, &temp, 4);
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val = UGETDW(temp);
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val >>= shift;
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return (val & 0xffff);
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}
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static uint32_t
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ure_read_4(struct ure_softc *sc, uint16_t reg, uint16_t index)
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{
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uint8_t temp[4];
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ure_read_mem(sc, reg, index, &temp, 4);
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return (UGETDW(temp));
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}
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static int
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ure_write_1(struct ure_softc *sc, uint16_t reg, uint16_t index, uint32_t val)
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{
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uint16_t byen;
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uint8_t temp[4];
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uint8_t shift;
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byen = URE_BYTE_EN_BYTE;
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shift = reg & 3;
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val &= 0xff;
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if (reg & 3) {
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byen <<= shift;
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val <<= (shift << 3);
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reg &= ~3;
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}
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USETDW(temp, val);
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return (ure_write_mem(sc, reg, index | byen, &temp, 4));
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}
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static int
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ure_write_2(struct ure_softc *sc, uint16_t reg, uint16_t index, uint32_t val)
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{
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uint16_t byen;
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uint8_t temp[4];
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uint8_t shift;
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byen = URE_BYTE_EN_WORD;
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shift = reg & 2;
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val &= 0xffff;
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if (reg & 2) {
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byen <<= shift;
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val <<= (shift << 3);
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reg &= ~3;
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}
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USETDW(temp, val);
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return (ure_write_mem(sc, reg, index | byen, &temp, 4));
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}
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static int
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ure_write_4(struct ure_softc *sc, uint16_t reg, uint16_t index, uint32_t val)
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{
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uint8_t temp[4];
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USETDW(temp, val);
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return (ure_write_mem(sc, reg, index | URE_BYTE_EN_DWORD, &temp, 4));
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}
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static uint16_t
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ure_ocp_reg_read(struct ure_softc *sc, uint16_t addr)
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{
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uint16_t reg;
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ure_write_2(sc, URE_PLA_OCP_GPHY_BASE, URE_MCU_TYPE_PLA, addr & 0xf000);
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reg = (addr & 0x0fff) | 0xb000;
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return (ure_read_2(sc, reg, URE_MCU_TYPE_PLA));
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}
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static void
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ure_ocp_reg_write(struct ure_softc *sc, uint16_t addr, uint16_t data)
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{
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uint16_t reg;
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ure_write_2(sc, URE_PLA_OCP_GPHY_BASE, URE_MCU_TYPE_PLA, addr & 0xf000);
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reg = (addr & 0x0fff) | 0xb000;
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ure_write_2(sc, reg, URE_MCU_TYPE_PLA, data);
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}
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static int
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ure_miibus_readreg(device_t dev, int phy, int reg)
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{
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struct ure_softc *sc;
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uint16_t val;
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int locked;
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sc = device_get_softc(dev);
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locked = mtx_owned(&sc->sc_mtx);
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if (!locked)
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URE_LOCK(sc);
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val = ure_ocp_reg_read(sc, URE_OCP_BASE_MII + reg * 2);
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if (!locked)
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URE_UNLOCK(sc);
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return (val);
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}
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static int
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ure_miibus_writereg(device_t dev, int phy, int reg, int val)
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{
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struct ure_softc *sc;
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int locked;
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sc = device_get_softc(dev);
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if (sc->sc_phyno != phy)
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return (0);
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locked = mtx_owned(&sc->sc_mtx);
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if (!locked)
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URE_LOCK(sc);
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ure_ocp_reg_write(sc, URE_OCP_BASE_MII + reg * 2, val);
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if (!locked)
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URE_UNLOCK(sc);
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return (0);
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}
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static void
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ure_miibus_statchg(device_t dev)
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{
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struct ure_softc *sc;
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struct mii_data *mii;
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struct ifnet *ifp;
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int locked;
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sc = device_get_softc(dev);
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mii = GET_MII(sc);
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locked = mtx_owned(&sc->sc_mtx);
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if (!locked)
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URE_LOCK(sc);
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ifp = uether_getifp(&sc->sc_ue);
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if (mii == NULL || ifp == NULL ||
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(ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
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goto done;
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sc->sc_flags &= ~URE_FLAG_LINK;
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if ((mii->mii_media_status & (IFM_ACTIVE | IFM_AVALID)) ==
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(IFM_ACTIVE | IFM_AVALID)) {
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switch (IFM_SUBTYPE(mii->mii_media_active)) {
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case IFM_10_T:
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case IFM_100_TX:
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sc->sc_flags |= URE_FLAG_LINK;
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break;
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default:
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break;
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}
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}
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/* Lost link, do nothing. */
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if ((sc->sc_flags & URE_FLAG_LINK) == 0)
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goto done;
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done:
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if (!locked)
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URE_UNLOCK(sc);
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}
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|
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/*
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* Probe for a RTL8152 chip.
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*/
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static int
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ure_probe(device_t dev)
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{
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struct usb_attach_arg *uaa;
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uaa = device_get_ivars(dev);
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if (uaa->usb_mode != USB_MODE_HOST)
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return (ENXIO);
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if (uaa->info.bConfigIndex != URE_CONFIG_IDX)
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return (ENXIO);
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if (uaa->info.bIfaceIndex != URE_IFACE_IDX)
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return (ENXIO);
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return (usbd_lookup_id_by_uaa(ure_devs, sizeof(ure_devs), uaa));
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}
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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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static int
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ure_attach(device_t dev)
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{
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struct usb_attach_arg *uaa = device_get_ivars(dev);
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struct ure_softc *sc = device_get_softc(dev);
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struct usb_ether *ue = &sc->sc_ue;
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uint8_t iface_index;
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int error;
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device_set_usb_desc(dev);
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mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);
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iface_index = URE_IFACE_IDX;
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error = usbd_transfer_setup(uaa->device, &iface_index, sc->sc_xfer,
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ure_config, URE_N_TRANSFER, sc, &sc->sc_mtx);
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if (error != 0) {
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device_printf(dev, "allocating USB transfers failed\n");
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goto detach;
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}
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ue->ue_sc = sc;
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ue->ue_dev = dev;
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ue->ue_udev = uaa->device;
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ue->ue_mtx = &sc->sc_mtx;
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ue->ue_methods = &ure_ue_methods;
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error = uether_ifattach(ue);
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if (error != 0) {
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device_printf(dev, "could not attach interface\n");
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goto detach;
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}
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return (0); /* success */
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|
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detach:
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ure_detach(dev);
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return (ENXIO); /* failure */
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}
|
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|
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static int
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ure_detach(device_t dev)
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{
|
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struct ure_softc *sc = device_get_softc(dev);
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struct usb_ether *ue = &sc->sc_ue;
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|
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usbd_transfer_unsetup(sc->sc_xfer, URE_N_TRANSFER);
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uether_ifdetach(ue);
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mtx_destroy(&sc->sc_mtx);
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|
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return (0);
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}
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|
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static void
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ure_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
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{
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struct ure_softc *sc = usbd_xfer_softc(xfer);
|
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struct usb_ether *ue = &sc->sc_ue;
|
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struct ifnet *ifp = uether_getifp(ue);
|
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struct usb_page_cache *pc;
|
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struct ure_rxpkt pkt;
|
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int actlen, len;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
if (actlen < (int)(sizeof(pkt))) {
|
|
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
|
|
goto tr_setup;
|
|
}
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_out(pc, 0, &pkt, sizeof(pkt));
|
|
len = le32toh(pkt.ure_pktlen) & URE_RXPKT_LEN_MASK;
|
|
len -= ETHER_CRC_LEN;
|
|
if (actlen < (int)(len + sizeof(pkt))) {
|
|
if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);
|
|
goto tr_setup;
|
|
}
|
|
|
|
uether_rxbuf(ue, pc, sizeof(pkt), len);
|
|
/* FALLTHROUGH */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
uether_rxflush(ue);
|
|
return;
|
|
|
|
default: /* Error */
|
|
DPRINTF("bulk read error, %s\n",
|
|
usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ure_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct ure_softc *sc = usbd_xfer_softc(xfer);
|
|
struct ifnet *ifp = uether_getifp(&sc->sc_ue);
|
|
struct usb_page_cache *pc;
|
|
struct mbuf *m;
|
|
struct ure_txpkt txpkt;
|
|
int len, pos;
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
DPRINTFN(11, "transfer complete\n");
|
|
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
|
|
/* FALLTHROUGH */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
if ((sc->sc_flags & URE_FLAG_LINK) == 0 ||
|
|
(ifp->if_drv_flags & IFF_DRV_OACTIVE) != 0) {
|
|
/*
|
|
* don't send anything if there is no link !
|
|
*/
|
|
return;
|
|
}
|
|
IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
|
|
if (m == NULL)
|
|
break;
|
|
pos = 0;
|
|
len = m->m_pkthdr.len;
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
memset(&txpkt, 0, sizeof(txpkt));
|
|
txpkt.ure_pktlen = htole32((len & URE_TXPKT_LEN_MASK) |
|
|
URE_TKPKT_TX_FS | URE_TKPKT_TX_LS);
|
|
usbd_copy_in(pc, pos, &txpkt, sizeof(txpkt));
|
|
pos += sizeof(txpkt);
|
|
usbd_m_copy_in(pc, pos, m, 0, m->m_pkthdr.len);
|
|
pos += m->m_pkthdr.len;
|
|
|
|
if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);
|
|
|
|
/*
|
|
* If there's a BPF listener, bounce a copy
|
|
* of this frame to him.
|
|
*/
|
|
BPF_MTAP(ifp, m);
|
|
|
|
m_freem(m);
|
|
|
|
/* Set frame length. */
|
|
usbd_xfer_set_frame_len(xfer, 0, pos);
|
|
|
|
usbd_transfer_submit(xfer);
|
|
ifp->if_drv_flags |= IFF_DRV_OACTIVE;
|
|
return;
|
|
default: /* Error */
|
|
DPRINTFN(11, "transfer error, %s\n",
|
|
usbd_errstr(error));
|
|
|
|
if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);
|
|
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ure_read_chipver(struct ure_softc *sc)
|
|
{
|
|
uint16_t ver;
|
|
|
|
ver = ure_read_2(sc, URE_PLA_TCR1, URE_MCU_TYPE_PLA) & URE_VERSION_MASK;
|
|
switch (ver) {
|
|
case 0x4c00:
|
|
sc->sc_chip |= URE_CHIP_VER_4C00;
|
|
break;
|
|
case 0x4c10:
|
|
sc->sc_chip |= URE_CHIP_VER_4C10;
|
|
break;
|
|
default:
|
|
device_printf(sc->sc_ue.ue_dev,
|
|
"unknown version 0x%04x\n", ver);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ure_attach_post(struct usb_ether *ue)
|
|
{
|
|
struct ure_softc *sc = uether_getsc(ue);
|
|
|
|
sc->sc_phyno = 0;
|
|
|
|
/* Determine the chip version. */
|
|
ure_read_chipver(sc);
|
|
|
|
/* Initialize controller and get station address. */
|
|
ure_rtl8152_init(sc);
|
|
|
|
if (sc->sc_chip & URE_CHIP_VER_4C00)
|
|
ure_read_mem(sc, URE_PLA_IDR, URE_MCU_TYPE_PLA,
|
|
ue->ue_eaddr, 8);
|
|
else
|
|
ure_read_mem(sc, URE_PLA_BACKUP, URE_MCU_TYPE_PLA,
|
|
ue->ue_eaddr, 8);
|
|
}
|
|
|
|
static int
|
|
ure_attach_post_sub(struct usb_ether *ue)
|
|
{
|
|
struct ure_softc *sc;
|
|
struct ifnet *ifp;
|
|
int error;
|
|
|
|
sc = uether_getsc(ue);
|
|
ifp = ue->ue_ifp;
|
|
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
|
|
ifp->if_start = uether_start;
|
|
ifp->if_ioctl = ure_ioctl;
|
|
ifp->if_init = uether_init;
|
|
IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
|
|
ifp->if_snd.ifq_drv_maxlen = ifqmaxlen;
|
|
IFQ_SET_READY(&ifp->if_snd);
|
|
|
|
mtx_lock(&Giant);
|
|
error = mii_attach(ue->ue_dev, &ue->ue_miibus, ifp,
|
|
uether_ifmedia_upd, ue->ue_methods->ue_mii_sts,
|
|
BMSR_DEFCAPMASK, sc->sc_phyno, MII_OFFSET_ANY, 0);
|
|
mtx_unlock(&Giant);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static void
|
|
ure_init(struct usb_ether *ue)
|
|
{
|
|
struct ure_softc *sc = uether_getsc(ue);
|
|
struct ifnet *ifp = uether_getifp(ue);
|
|
uint32_t rxmode;
|
|
|
|
URE_LOCK_ASSERT(sc, MA_OWNED);
|
|
|
|
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
|
|
return;
|
|
|
|
/* Cancel pending I/O. */
|
|
ure_stop(ue);
|
|
|
|
ure_reset(sc);
|
|
|
|
/* Set MAC address. */
|
|
ure_write_mem(sc, URE_PLA_IDR, URE_MCU_TYPE_PLA | URE_BYTE_EN_SIX_BYTES,
|
|
IF_LLADDR(ifp), 8);
|
|
|
|
/* Reset the packet filter. */
|
|
ure_write_2(sc, URE_PLA_FMC, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_FMC, URE_MCU_TYPE_PLA) &
|
|
~URE_FMC_FCR_MCU_EN);
|
|
ure_write_2(sc, URE_PLA_FMC, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_FMC, URE_MCU_TYPE_PLA) |
|
|
URE_FMC_FCR_MCU_EN);
|
|
|
|
/* Enable transmit and receive. */
|
|
ure_write_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA,
|
|
ure_read_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA) | URE_CR_RE |
|
|
URE_CR_TE);
|
|
|
|
ure_write_2(sc, URE_PLA_MISC_1, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_MISC_1, URE_MCU_TYPE_PLA) &
|
|
~URE_RXDY_GATED_EN);
|
|
|
|
/* Set Rx mode. */
|
|
rxmode = URE_RCR_APM;
|
|
|
|
/* If we want promiscuous mode, set the allframes bit. */
|
|
if (ifp->if_flags & IFF_PROMISC)
|
|
rxmode |= URE_RCR_AAP;
|
|
|
|
if (ifp->if_flags & IFF_BROADCAST)
|
|
rxmode |= URE_RCR_AB;
|
|
|
|
ure_write_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA, rxmode);
|
|
|
|
/* Load the multicast filter. */
|
|
ure_setmulti(ue);
|
|
|
|
usbd_xfer_set_stall(sc->sc_xfer[URE_BULK_DT_WR]);
|
|
|
|
/* Indicate we are up and running. */
|
|
ifp->if_drv_flags |= IFF_DRV_RUNNING;
|
|
|
|
/* Switch to selected media. */
|
|
ure_ifmedia_upd(ifp);
|
|
}
|
|
|
|
static void
|
|
ure_tick(struct usb_ether *ue)
|
|
{
|
|
struct ure_softc *sc = uether_getsc(ue);
|
|
struct mii_data *mii = GET_MII(sc);
|
|
|
|
URE_LOCK_ASSERT(sc, MA_OWNED);
|
|
|
|
mii_tick(mii);
|
|
if ((sc->sc_flags & URE_FLAG_LINK) == 0
|
|
&& mii->mii_media_status & IFM_ACTIVE &&
|
|
IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) {
|
|
sc->sc_flags |= URE_FLAG_LINK;
|
|
ure_start(ue);
|
|
}
|
|
}
|
|
|
|
static void
|
|
ure_setpromisc(struct usb_ether *ue)
|
|
{
|
|
struct ure_softc *sc = uether_getsc(ue);
|
|
struct ifnet *ifp = uether_getifp(ue);
|
|
uint32_t rxmode;
|
|
|
|
rxmode = ure_read_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA);
|
|
|
|
if (ifp->if_flags & IFF_PROMISC)
|
|
rxmode |= URE_RCR_AAP;
|
|
else
|
|
rxmode &= ~URE_RCR_AAP;
|
|
|
|
ure_write_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA, rxmode);
|
|
|
|
ure_setmulti(ue);
|
|
}
|
|
|
|
/*
|
|
* Program the 64-bit multicast hash filter.
|
|
*/
|
|
static void
|
|
ure_setmulti(struct usb_ether *ue)
|
|
{
|
|
struct ure_softc *sc = uether_getsc(ue);
|
|
struct ifnet *ifp = uether_getifp(ue);
|
|
struct ifmultiaddr *ifma;
|
|
uint32_t h, rxmode;
|
|
uint32_t hashes[2] = { 0, 0 };
|
|
|
|
URE_LOCK_ASSERT(sc, MA_OWNED);
|
|
|
|
rxmode = ure_read_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA);
|
|
if (ifp->if_flags & (IFF_ALLMULTI | IFF_PROMISC)) {
|
|
if (ifp->if_flags & IFF_PROMISC)
|
|
rxmode |= URE_RCR_AAP;
|
|
rxmode |= URE_RCR_AM;
|
|
hashes[0] = hashes[1] = 0xffffffff;
|
|
goto done;
|
|
}
|
|
|
|
if_maddr_rlock(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;
|
|
if (h < 32)
|
|
hashes[0] |= (1 << h);
|
|
else
|
|
hashes[1] |= (1 << (h - 32));
|
|
}
|
|
if_maddr_runlock(ifp);
|
|
|
|
h = bswap32(hashes[0]);
|
|
hashes[0] = bswap32(hashes[1]);
|
|
hashes[1] = h;
|
|
rxmode |= URE_RCR_AM;
|
|
|
|
done:
|
|
ure_write_4(sc, URE_PLA_MAR0, URE_MCU_TYPE_PLA, hashes[0]);
|
|
ure_write_4(sc, URE_PLA_MAR4, URE_MCU_TYPE_PLA, hashes[1]);
|
|
ure_write_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA, rxmode);
|
|
}
|
|
|
|
static void
|
|
ure_start(struct usb_ether *ue)
|
|
{
|
|
struct ure_softc *sc = uether_getsc(ue);
|
|
|
|
/*
|
|
* start the USB transfers, if not already started:
|
|
*/
|
|
usbd_transfer_start(sc->sc_xfer[URE_BULK_DT_RD]);
|
|
usbd_transfer_start(sc->sc_xfer[URE_BULK_DT_WR]);
|
|
}
|
|
|
|
static void
|
|
ure_reset(struct ure_softc *sc)
|
|
{
|
|
int i;
|
|
|
|
ure_write_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA, URE_CR_RST);
|
|
|
|
for (i = 0; i < URE_TIMEOUT; i++) {
|
|
if (!(ure_read_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA) &
|
|
URE_CR_RST))
|
|
break;
|
|
uether_pause(&sc->sc_ue, hz / 100);
|
|
}
|
|
if (i == URE_TIMEOUT)
|
|
device_printf(sc->sc_ue.ue_dev, "reset never completed\n");
|
|
}
|
|
|
|
/*
|
|
* Set media options.
|
|
*/
|
|
static int
|
|
ure_ifmedia_upd(struct ifnet *ifp)
|
|
{
|
|
struct ure_softc *sc = ifp->if_softc;
|
|
struct mii_data *mii = GET_MII(sc);
|
|
struct mii_softc *miisc;
|
|
int error;
|
|
|
|
URE_LOCK_ASSERT(sc, MA_OWNED);
|
|
|
|
LIST_FOREACH(miisc, &mii->mii_phys, mii_list)
|
|
PHY_RESET(miisc);
|
|
error = mii_mediachg(mii);
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* Report current media status.
|
|
*/
|
|
static void
|
|
ure_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
|
|
{
|
|
struct ure_softc *sc;
|
|
struct mii_data *mii;
|
|
|
|
sc = ifp->if_softc;
|
|
mii = GET_MII(sc);
|
|
|
|
URE_LOCK(sc);
|
|
mii_pollstat(mii);
|
|
ifmr->ifm_active = mii->mii_media_active;
|
|
ifmr->ifm_status = mii->mii_media_status;
|
|
URE_UNLOCK(sc);
|
|
}
|
|
|
|
static int
|
|
ure_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
|
|
{
|
|
struct usb_ether *ue = ifp->if_softc;
|
|
struct ure_softc *sc;
|
|
struct ifreq *ifr;
|
|
int error, mask, reinit;
|
|
|
|
sc = uether_getsc(ue);
|
|
ifr = (struct ifreq *)data;
|
|
error = 0;
|
|
reinit = 0;
|
|
if (cmd == SIOCSIFCAP) {
|
|
URE_LOCK(sc);
|
|
mask = ifr->ifr_reqcap ^ ifp->if_capenable;
|
|
if (reinit > 0 && ifp->if_drv_flags & IFF_DRV_RUNNING)
|
|
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
|
|
else
|
|
reinit = 0;
|
|
URE_UNLOCK(sc);
|
|
if (reinit > 0)
|
|
uether_init(ue);
|
|
} else
|
|
error = uether_ioctl(ifp, cmd, data);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static void
|
|
ure_rtl8152_init(struct ure_softc *sc)
|
|
{
|
|
uint32_t pwrctrl;
|
|
|
|
/* Disable ALDPS. */
|
|
ure_ocp_reg_write(sc, URE_OCP_ALDPS_CONFIG, URE_ENPDNPS | URE_LINKENA |
|
|
URE_DIS_SDSAVE);
|
|
uether_pause(&sc->sc_ue, hz / 50);
|
|
|
|
if (sc->sc_chip & URE_CHIP_VER_4C00) {
|
|
ure_write_2(sc, URE_PLA_LED_FEATURE, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_LED_FEATURE, URE_MCU_TYPE_PLA) &
|
|
~URE_LED_MODE_MASK);
|
|
}
|
|
|
|
ure_write_2(sc, URE_USB_UPS_CTRL, URE_MCU_TYPE_USB,
|
|
ure_read_2(sc, URE_USB_UPS_CTRL, URE_MCU_TYPE_USB) &
|
|
~URE_POWER_CUT);
|
|
ure_write_2(sc, URE_USB_PM_CTRL_STATUS, URE_MCU_TYPE_USB,
|
|
ure_read_2(sc, URE_USB_PM_CTRL_STATUS, URE_MCU_TYPE_USB) &
|
|
~URE_RESUME_INDICATE);
|
|
|
|
ure_write_2(sc, URE_PLA_PHY_PWR, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_PHY_PWR, URE_MCU_TYPE_PLA) |
|
|
URE_TX_10M_IDLE_EN | URE_PFM_PWM_SWITCH);
|
|
pwrctrl = ure_read_4(sc, URE_PLA_MAC_PWR_CTRL, URE_MCU_TYPE_PLA);
|
|
pwrctrl &= ~URE_MCU_CLK_RATIO_MASK;
|
|
pwrctrl |= URE_MCU_CLK_RATIO | URE_D3_CLK_GATED_EN;
|
|
ure_write_4(sc, URE_PLA_MAC_PWR_CTRL, URE_MCU_TYPE_PLA, pwrctrl);
|
|
ure_write_2(sc, URE_PLA_GPHY_INTR_IMR, URE_MCU_TYPE_PLA,
|
|
URE_GPHY_STS_MSK | URE_SPEED_DOWN_MSK | URE_SPDWN_RXDV_MSK |
|
|
URE_SPDWN_LINKCHG_MSK);
|
|
|
|
/* Disable Rx aggregation. */
|
|
ure_write_2(sc, URE_USB_USB_CTRL, URE_MCU_TYPE_USB,
|
|
ure_read_2(sc, URE_USB_USB_CTRL, URE_MCU_TYPE_USB) |
|
|
URE_RX_AGG_DISABLE);
|
|
|
|
/* Disable ALDPS. */
|
|
ure_ocp_reg_write(sc, URE_OCP_ALDPS_CONFIG, URE_ENPDNPS | URE_LINKENA |
|
|
URE_DIS_SDSAVE);
|
|
uether_pause(&sc->sc_ue, hz / 50);
|
|
|
|
ure_init_fifo(sc);
|
|
|
|
ure_write_1(sc, URE_USB_TX_AGG, URE_MCU_TYPE_USB,
|
|
URE_TX_AGG_MAX_THRESHOLD);
|
|
ure_write_4(sc, URE_USB_RX_BUF_TH, URE_MCU_TYPE_USB, URE_RX_THR_HIGH);
|
|
ure_write_4(sc, URE_USB_TX_DMA, URE_MCU_TYPE_USB,
|
|
URE_TEST_MODE_DISABLE | URE_TX_SIZE_ADJUST1);
|
|
}
|
|
|
|
static void
|
|
ure_stop(struct usb_ether *ue)
|
|
{
|
|
struct ure_softc *sc = uether_getsc(ue);
|
|
struct ifnet *ifp = uether_getifp(ue);
|
|
|
|
URE_LOCK_ASSERT(sc, MA_OWNED);
|
|
|
|
ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
|
|
sc->sc_flags &= ~URE_FLAG_LINK;
|
|
|
|
/*
|
|
* stop all the transfers, if not already stopped:
|
|
*/
|
|
usbd_transfer_stop(sc->sc_xfer[URE_BULK_DT_WR]);
|
|
usbd_transfer_stop(sc->sc_xfer[URE_BULK_DT_RD]);
|
|
}
|
|
|
|
static void
|
|
ure_disable_teredo(struct ure_softc *sc)
|
|
{
|
|
|
|
ure_write_4(sc, URE_PLA_TEREDO_CFG, URE_MCU_TYPE_PLA,
|
|
ure_read_4(sc, URE_PLA_TEREDO_CFG, URE_MCU_TYPE_PLA) &
|
|
~(URE_TEREDO_SEL | URE_TEREDO_RS_EVENT_MASK | URE_OOB_TEREDO_EN));
|
|
ure_write_2(sc, URE_PLA_WDT6_CTRL, URE_MCU_TYPE_PLA,
|
|
URE_WDT6_SET_MODE);
|
|
ure_write_2(sc, URE_PLA_REALWOW_TIMER, URE_MCU_TYPE_PLA, 0);
|
|
ure_write_4(sc, URE_PLA_TEREDO_TIMER, URE_MCU_TYPE_PLA, 0);
|
|
}
|
|
|
|
static void
|
|
ure_init_fifo(struct ure_softc *sc)
|
|
{
|
|
uint32_t rx_fifo1, rx_fifo2;
|
|
int i;
|
|
|
|
ure_write_2(sc, URE_PLA_MISC_1, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_MISC_1, URE_MCU_TYPE_PLA) |
|
|
URE_RXDY_GATED_EN);
|
|
|
|
ure_disable_teredo(sc);
|
|
|
|
ure_write_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA,
|
|
ure_read_4(sc, URE_PLA_RCR, URE_MCU_TYPE_PLA) &
|
|
~URE_RCR_ACPT_ALL);
|
|
|
|
ure_reset(sc);
|
|
|
|
ure_write_1(sc, URE_PLA_CR, URE_MCU_TYPE_PLA, 0);
|
|
|
|
ure_write_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA,
|
|
ure_read_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA) &
|
|
~URE_NOW_IS_OOB);
|
|
|
|
ure_write_2(sc, URE_PLA_SFF_STS_7, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_SFF_STS_7, URE_MCU_TYPE_PLA) &
|
|
~URE_MCU_BORW_EN);
|
|
for (i = 0; i < URE_TIMEOUT; i++) {
|
|
if (ure_read_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA) &
|
|
URE_LINK_LIST_READY)
|
|
break;
|
|
uether_pause(&sc->sc_ue, hz / 100);
|
|
}
|
|
if (i == URE_TIMEOUT)
|
|
device_printf(sc->sc_ue.ue_dev,
|
|
"timeout waiting for OOB control\n");
|
|
ure_write_2(sc, URE_PLA_SFF_STS_7, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_SFF_STS_7, URE_MCU_TYPE_PLA) |
|
|
URE_RE_INIT_LL);
|
|
for (i = 0; i < URE_TIMEOUT; i++) {
|
|
if (ure_read_1(sc, URE_PLA_OOB_CTRL, URE_MCU_TYPE_PLA) &
|
|
URE_LINK_LIST_READY)
|
|
break;
|
|
uether_pause(&sc->sc_ue, hz / 100);
|
|
}
|
|
if (i == URE_TIMEOUT)
|
|
device_printf(sc->sc_ue.ue_dev,
|
|
"timeout waiting for OOB control\n");
|
|
|
|
ure_write_2(sc, URE_PLA_CPCR, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_CPCR, URE_MCU_TYPE_PLA) &
|
|
~URE_CPCR_RX_VLAN);
|
|
ure_write_2(sc, URE_PLA_TCR0, URE_MCU_TYPE_PLA,
|
|
ure_read_2(sc, URE_PLA_TCR0, URE_MCU_TYPE_PLA) |
|
|
URE_TCR0_AUTO_FIFO);
|
|
|
|
/* Configure Rx FIFO threshold. */
|
|
ure_write_4(sc, URE_PLA_RXFIFO_CTRL0, URE_MCU_TYPE_PLA,
|
|
URE_RXFIFO_THR1_NORMAL);
|
|
if (usbd_get_speed(sc->sc_ue.ue_udev) == USB_SPEED_FULL) {
|
|
rx_fifo1 = URE_RXFIFO_THR2_FULL;
|
|
rx_fifo2 = URE_RXFIFO_THR3_FULL;
|
|
} else {
|
|
rx_fifo1 = URE_RXFIFO_THR2_HIGH;
|
|
rx_fifo2 = URE_RXFIFO_THR3_HIGH;
|
|
}
|
|
ure_write_4(sc, URE_PLA_RXFIFO_CTRL1, URE_MCU_TYPE_PLA, rx_fifo1);
|
|
ure_write_4(sc, URE_PLA_RXFIFO_CTRL2, URE_MCU_TYPE_PLA, rx_fifo2);
|
|
|
|
/* Configure Tx FIFO threshold. */
|
|
ure_write_4(sc, URE_PLA_TXFIFO_CTRL, URE_MCU_TYPE_PLA,
|
|
URE_TXFIFO_THR_NORMAL);
|
|
}
|