1.\" Copyright (c) 1997, 1998, 1999, 2000 2.\" Bill Paul <wpaul@ee.columbia.edu>. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 3. All advertising materials mentioning features or use of this software 13.\" must display the following acknowledgement: 14.\" This product includes software developed by Bill Paul. 15.\" 4. Neither the name of the author nor the names of any co-contributors 16.\" may be used to endorse or promote products derived from this software 17.\" without specific prior written permission. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 20.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22.\" ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 23.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 29.\" THE POSSIBILITY OF SUCH DAMAGE. 30.\" 31.Dd July 24, 2019 32.Dt KUE 4 33.Os 34.Sh NAME 35.Nm kue 36.Nd "Kawasaki LSI KL5KUSB101B USB Ethernet driver" 37.Sh SYNOPSIS 38To compile this driver into the kernel, 39place the following lines in your 40kernel configuration file: 41.Bd -ragged -offset indent 42.Cd "device uhci" 43.Cd "device ohci" 44.Cd "device usb" 45.Cd "device miibus" 46.Cd "device uether" 47.Cd "device kue" 48.Ed 49.Pp 50Alternatively, to load the driver as a 51module at boot time, place the following line in 52.Xr loader.conf 5 : 53.Bd -literal -offset indent 54if_kue_load="YES" 55.Ed 56.Sh DESCRIPTION 57The 58.Nm 59driver provides support for USB Ethernet adapters based on the Kawasaki 60LSI KL5KLUSB101B chipset. 61.Pp 62The KL5KLUSB101B supports a 128-entry multicast filter, single perfect 63filter entry for the station address and promiscuous mode. 64Packets are 65received and transmitted over separate USB bulk transfer endpoints. 66.Pp 67The Kawasaki chipset supports only 10Mbps half-duplex mode, hence there 68are no 69.Fn ifmedia 70modes to select. 71.Pp 72For more information on configuring this device, see 73.Xr ifconfig 8 . 74.Sh HARDWARE 75The 76.Nm 77driver supports Kawasaki LSI KL5KLUSB101B based USB Ethernet 78adapters including: 79.Pp 80.Bl -bullet -compact 81.It 823Com 3c19250 83.It 843Com 3c460 HomeConnect Ethernet USB Adapter 85.It 86ADS Technologies USB-10BT 87.It 88AOX USB101 89.It 90ATen UC10T 91.It 92Abocom URE 450 93.It 94Corega USB-T 95.It 96D-Link DSB-650C 97.It 98Entrega NET-USB-E45, NET-HUB-3U1E 99.It 100I/O Data USB ETT 101.It 102Kawasaki DU-H3E 103.It 104LinkSys USB10T 105.It 106Netgear EA101 107.It 108Peracom USB Ethernet Adapter 109.It 110Psion Gold Port USB Ethernet adapter 111.It 112SMC 2102USB, 2104USB 113.El 114.Sh DIAGNOSTICS 115.Bl -diag 116.It "kue%d: watchdog timeout" 117A packet was queued for transmission and a transmit command was 118issued, however the device failed to acknowledge the transmission 119before a timeout expired. 120.It "kue%d: no memory for rx list" 121The driver failed to allocate an mbuf for the receiver ring. 122.El 123.Sh SEE ALSO 124.Xr arp 4 , 125.Xr netintro 4 , 126.Xr ng_ether 4 , 127.Xr ifconfig 8 128.Sh HISTORY 129The 130.Nm 131device driver first appeared in 132.Fx 4.0 . 133.Sh AUTHORS 134The 135.Nm 136driver was written by 137.An Bill Paul Aq Mt wpaul@ee.columbia.edu . 138.Sh BUGS 139The 140.Nm 141driver does not accumulate Ethernet collisions statistics because the 142Kawasaki firmware does not appear to maintain any internal statistics. 143