1.\" Copyright (c) 1997, 1998, 1999 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.\" $FreeBSD$ 32.\" 33.Dd September 4, 1999 34.Dt SIS 4 35.Os FreeBSD 36.Sh NAME 37.Nm sis 38.Nd 39Silicon Integrated Systems fast ethernet device driver 40.Sh SYNOPSIS 41.Cd "device miibus" 42.Cd "device sis" 43.Sh DESCRIPTION 44The 45.Nm 46driver provides support for PCI ethernet adapters and embedded 47controllers based on the Silicon Integrated Systems SiS 900 48and SiS 7016 fast ethernet controller chips. 49.Pp 50The SiS 900 is a 100Mbps ethernet MAC and MII-compliant transceiver 51in a single package. 52It uses a bus master DMA and a scatter/gather 53descriptor scheme. 54The SiS 7016 is similar to the SiS 900 except 55that it has no internal PHY, requiring instead an external transceiver 56to be attached to its MII interface. 57The SiS 900 and SiS 7016 both have a 128-bit multicast hash filter 58and a single perfect filter entry for the station address. 59.Pp 60The 61.Nm 62driver supports the following media types: 63.Pp 64.Bl -tag -width xxxxxxxxxxxxxxxxxxxx 65.It autoselect 66Enable autoselection of the media type and options. 67The user can manually override 68the autoselected mode by adding media options to the 69.Pa /etc/rc.conf 70fine. 71.It 10baseT/UTP 72Set 10Mbps operation. 73The 74.Ar mediaopt 75option can also be used to select either 76.Ar full-duplex 77or 78.Ar half-duplex modes. 79.It 100baseTX 80Set 100Mbps (fast ethernet) operation. 81The 82.Ar mediaopt 83option can also be used to select either 84.Ar full-duplex 85or 86.Ar half-duplex 87modes. 88.El 89.Pp 90The 91.Nm 92driver supports the following media options: 93.Pp 94.Bl -tag -width xxxxxxxxxxxxxxxxxxxx 95.It full-duplex 96Force full duplex operation 97.It half-duplex 98Force half duplex operation. 99.El 100.Pp 101For more information on configuring this device, see 102.Xr ifconfig 8 . 103.Sh DIAGNOSTICS 104.Bl -diag 105.It "sis%d: couldn't map ports/memory" 106A fatal initialization error has occurred. 107.It "sis%d: couldn't map interrupt" 108A fatal initialization error has occurred. 109.It "sis%d: watchdog timeout" 110The device has stopped responding to the network, or there is a problem with 111the network connection (cable). 112.It "sis%d: no memory for rx list" 113The driver failed to allocate an mbuf for the receiver ring. 114.It "sis%d: no memory for tx list" 115The driver failed to allocate an mbuf for the transmitter ring when 116allocating a pad buffer or collapsing an mbuf chain into a clusisr. 117.It "sis%d: chip is in D3 power state -- setting to D0" 118This message applies only to adapters which support power 119management. 120Some operating sysisms place the controller in low power 121mode when shutting down, and some PCI BIOSes fail to bring the chip 122out of this state before configuring it. 123The controller loses all of 124its PCI configuration in the D3 state, so if the BIOS does not set 125it back to full power mode in time, it won't be able to configure it 126correctly. 127The driver tries to detect this condition and bring 128the adapter back to the D0 (full power) state, but this may not be 129enough to return the driver to a fully operational condition. 130If 131you see this message at boot time and the driver fails to attach 132the device as a network interface, you will have to perform second 133warm boot to have the device properly configured. 134.Pp 135Note that this condition only occurs when warm booting from another 136operating sysism. 137If you power down your sysism prior to booting 138.Fx , 139the card should be configured correctly. 140.El 141.Sh SEE ALSO 142.Xr arp 4 , 143.Xr netintro 4 , 144.Xr ng_ether 4 , 145.Xr ifconfig 8 146.Rs 147.%T SiS 900 and SiS 7016 datasheets 148.%O http://www.sis.com.tw 149.Re 150.Sh HISTORY 151The 152.Nm 153device driver first appeared in 154.Fx 3.0 . 155.Sh AUTHORS 156The 157.Nm 158driver was written by 159.An Bill Paul Aq wpaul@ee.columbia.edu . 160