svn commit: r193621 - stable/7/share/man/man4
Pyun YongHyeon
yongari at FreeBSD.org
Sun Jun 7 06:27:34 UTC 2009
Author: yongari
Date: Sun Jun 7 06:27:33 2009
New Revision: 193621
URL: http://svn.freebsd.org/changeset/base/193621
Log:
MFC r192512-192514:
r192512:
Document sysctl variable dev.nge.%d.int_holdoff.
r192513:
DP83821 also supports jumbo frames.
r192514:
nge(4) supports altq(4). Xr altq
Modified:
stable/7/share/man/man4/ (props changed)
stable/7/share/man/man4/igb.4 (props changed)
stable/7/share/man/man4/nge.4
Modified: stable/7/share/man/man4/nge.4
==============================================================================
--- stable/7/share/man/man4/nge.4 Sun Jun 7 06:23:24 2009 (r193620)
+++ stable/7/share/man/man4/nge.4 Sun Jun 7 06:27:33 2009 (r193621)
@@ -31,7 +31,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd January 23, 2009
+.Dd May 21, 2009
.Dt NGE 4
.Os
.Sh NAME
@@ -69,8 +69,8 @@ Most cards also use the DP83861 10/100/1
chip, which supports autonegotiation of 10, 100 and 1000Mbps modes in
full or half duplex.
.Pp
-The DP83820 also supports jumbo frames, which can be configured
-via the interface MTU setting.
+The DP83820 and DP83821 also support jumbo frames, which can be
+configured via the interface MTU setting.
Selecting an MTU larger than 1500 bytes with the
.Xr ifconfig 8
utility configures the adapter to receive and transmit jumbo frames.
@@ -182,6 +182,21 @@ Surecom Technology EP-320G-TX
.It
Trendware TEG-PCITX (32-bit PCI) and TEG-PCITX2 (64-bit PCI)
.El
+.Sh SYSCTL VARIABLES
+The following variables are available as both
+.Xr sysctl 8
+variables and
+.Xr loader 8
+tunables:
+.Bl -tag -width "xxxxxx"
+.It Va dev.nge.%d.int_holdoff
+Maximum amount of time to delay interrupt processing in units of
+100us.
+The accepted range is 0 to 255, the default is 1(100us).
+Value 0 completely disables the interrupt moderation.
+The interface has to be brought down and up again before a change
+takes effect.
+.El
.Sh DIAGNOSTICS
.Bl -diag
.It "nge%d: couldn't map memory"
@@ -205,6 +220,7 @@ The device has stopped responding to the
the network connection (cable).
.El
.Sh SEE ALSO
+.Xr altq 4 ,
.Xr arp 4 ,
.Xr miibus 4 ,
.Xr netintro 4 ,
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