Date: Mon, 6 Sep 2010 22:23:35 +0000 (UTC) From: Weongyo Jeong <weongyo@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r212272 - head/share/man/man4 Message-ID: <201009062223.o86MNZQC068124@svn.freebsd.org>
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Author: weongyo Date: Mon Sep 6 22:23:35 2010 New Revision: 212272 URL: http://svn.freebsd.org/changeset/base/212272 Log: Adds LOADER TUNABLES section to mention knobs which could be controlled by loader(8) interface. Modified: head/share/man/man4/bwn.4 Modified: head/share/man/man4/bwn.4 ============================================================================== --- head/share/man/man4/bwn.4 Mon Sep 6 22:10:57 2010 (r212271) +++ head/share/man/man4/bwn.4 Mon Sep 6 22:23:35 2010 (r212272) @@ -110,6 +110,20 @@ Join a specific BSS network with 64-bit ifconfig wlan create wlandev bwn0 ssid my_net \e wepmode on wepkey 0x1234567890 weptxkey 1 up .Ed +.Sh LOADER TUNABLES +Tunables can be set at the +.Xr loader 8 +prompt before booting the kernel or stored in +.Xr loader.conf 5 . +.Bl -tag -width indent +.It Va hw.bwn.msi_disable +This tunable disables MSI support on the hardware. +The default value is 0. +.It Va hw.bwn.usedma +This tunable enables DMA operations on the hardware. +If the value is 0, PIO mode would be used. +The default value is 1. +.El .Sh SEE ALSO .Xr arp 4 , .Xr bwi 4 ,
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