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authorBrad Smith <brad@cvs.openbsd.org>2008-04-03 02:54:09 +0000
committerBrad Smith <brad@cvs.openbsd.org>2008-04-03 02:54:09 +0000
commit7723bc646307e059c5bcaa8746f47ee23cb07689 (patch)
tree6d7a1191913fae37986db9ac2d64f0d7be53c459 /share/man/man4
parentd22bd99259f28b8d30f9f385561cd75a6f0fc440 (diff)
Update the vge page a bit.
- Remove the HARDWARE section and merge the list of adapters into the DESCRIPTIN section. - Update the DESCRIPTION section. - Remove mentioning the link0 flag.
Diffstat (limited to 'share/man/man4')
-rw-r--r--share/man/man4/vge.499
1 files changed, 31 insertions, 68 deletions
diff --git a/share/man/man4/vge.4 b/share/man/man4/vge.4
index f007093e84f..ad2a3d9cc7d 100644
--- a/share/man/man4/vge.4
+++ b/share/man/man4/vge.4
@@ -1,4 +1,4 @@
-.\" $OpenBSD: vge.4,v 1.12 2008/01/10 10:27:19 brad Exp $
+.\" $OpenBSD: vge.4,v 1.13 2008/04/03 02:54:08 brad Exp $
.\" $FreeBSD: vge.4,v 1.6 2004/11/24 19:06:43 brueffer Exp $
.\"
.\" Copyright (c) 2004
@@ -31,7 +31,7 @@
.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
.\" THE POSSIBILITY OF SUCH DAMAGE.
.\"
-.Dd $Mdocdate: January 10 2008 $
+.Dd $Mdocdate: April 3 2008 $
.Dt VGE 4
.Os
.Sh NAME
@@ -45,21 +45,31 @@ The
.Nm
driver provides support for various NICs and embedded Ethernet interfaces
based on the VIA Networking Technologies VT6122 Gigabit Ethernet
-controller chips.
+controller chips, including the following:
.Pp
-The VT6122 is a 33/66Mhz 64-bit PCI device which combines a tri-speed MAC with
-an integrated 10/100/1000 copper PHY.
+.Bl -bullet -compact
+.It
+VIA Networking LAN-on-motherboard Gigabit Ethernet
+.It
+ZyXEL GN650-T 64-bit PCI Gigabit Ethernet NIC (ZX1701)
+.It
+ZyXEL GN670-T 32-bit PCI Gigabit Ethernet NIC (ZX1702)
+.El
+.Pp
+The VT6122 is a 33/66Mhz 64-bit PCI device which combines a tri-speed
+MAC with an integrated 10/100/1000 copper PHY.
(Some older cards use an external PHY.)
The MAC supports IPv4 transmit/receive IP/TCP/UDP hardware
-checksum offload, VLAN tag insertion, a 64-entry CAM filter and a 64-entry VLAN
-filter, 64-bit multicast hash filter, 4 separate transmit DMA queues, flow control
+checksum offload, VLAN tag insertion and stripping, a 64-entry CAM
+filter and a 64-entry VLAN filter, 64-bit multicast hash filter,
+4 separate transmit DMA queues, flow control
and Jumbo frames up to 16K in size.
The VT6122 has a 16K receive FIFO and 48K transmit FIFO.
.Pp
The
.Nm
-driver takes advantage of the VT6122's checksum offload and VLAN
-tagging features, as well as the CAM filter support.
+driver takes advantage of the VT6122's checksum offload and the CAM
+filter support.
The CAM filter is used for multicast address filtering to provide
64 perfect multicast address filter support.
If it is necessary for the interface to join more than 64 multicast
@@ -69,38 +79,38 @@ The
.Nm
driver supports the following media types:
.Bl -tag -width 10baseTXUTP
-.It autoselect
+.It Cm autoselect
Enable autoselection of the media type and options.
The user can manually override the autoselected mode by adding media
options to the appropriate
.Xr hostname.if 5
file.
-.It 10baseT/UTP
+.It Cm 10baseT/UTP
Set 10Mbps operation.
The
.Xr ifconfig 8
.Ic mediaopt
option can also be used to select either
-.Ar full-duplex
+.Cm full-duplex
or
-.Ar half-duplex
+.Cm half-duplex
modes.
-.It 100baseTX
+.It Cm 100baseTX
Set 100Mbps (Fast Ethernet) operation.
The
.Xr ifconfig 8
.Ic mediaopt
option can also be used to select either
-.Ar full-duplex
+.Cm full-duplex
or
-.Ar half-duplex
+.Cm half-duplex
modes.
-.It 1000baseT
+.It Cm 1000baseT
Set 1000baseT operation over twisted pair.
Both
-.Ar full-duplex
+.Cm full-duplex
and
-.Ar half-duplex
+.Cm half-duplex
modes are supported.
.El
.Pp
@@ -108,61 +118,14 @@ The
.Nm
driver supports the following media options:
.Bl -tag -width full-duplex
-.It full-duplex
+.It Cm full-duplex
Force full duplex operation.
-.It half-duplex
+.It Cm half-duplex
Force half duplex operation.
.El
.Pp
-The
-.Nm
-driver also supports one special link option for 1000baseT cards:
-.Bl -tag -width link0
-.It link0
-With 1000baseT cards, establishing a link between two ports requires
-that one port be configured as a master and the other a slave.
-With autonegotiation,
-the master/slave settings will be chosen automatically.
-However when manually selecting the link state, it is necessary to
-force one side of the link to be a master and the other a slave.
-The
-.Nm
-driver configures the ports as slaves by default.
-Setting the
-.Cm link0
-flag with
-.Xr ifconfig 8
-will set a port as a master instead.
-.El
-.Pp
For more information on configuring this device, see
.Xr ifconfig 8 .
-.Sh HARDWARE
-The
-.Nm
-driver supports VIA Networking VT3119 and VT6122 based
-Gigabit Ethernet adapters including:
-.Pp
-.Bl -bullet -compact
-.It
-VIA Networking LAN-on-motherboard Gigabit Ethernet
-.It
-ZyXEL GN650-T 64-bit PCI Gigabit Ethernet NIC (ZX1701)
-.It
-ZyXEL GN670-T 32-bit PCI Gigabit Ethernet NIC (ZX1702)
-.El
-.Sh DIAGNOSTICS
-.Bl -diag
-.It "vge%d: can't map mem space"
-A fatal initialization error has occurred.
-.It "vge%d: can't map i/o space"
-A fatal initialization error has occurred.
-.It "vge%d: couldn't map interrupt"
-A fatal initialization error has occurred.
-.It "vge%d: watchdog timeout"
-The device has stopped responding to the network, or there is a problem with
-the network connection (cable).
-.El
.Sh SEE ALSO
.Xr arp 4 ,
.Xr ciphy 4 ,