Date: Thu, 2 Sep 2010 11:26:52 -0700 From: Pyun YongHyeon <pyunyh@gmail.com> To: Pyun YongHyeon <yongari@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r212157 - head/sys/dev/sis Message-ID: <20100902182652.GB21940@michelle.cdnetworks.com> In-Reply-To: <201009021810.o82IABBH014565@svn.freebsd.org> References: <201009021810.o82IABBH014565@svn.freebsd.org>
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On Thu, Sep 02, 2010 at 06:10:11PM +0000, Pyun YongHyeon wrote: > Author: yongari > Date: Thu Sep 2 18:10:11 2010 > New Revision: 212157 > URL: http://svn.freebsd.org/changeset/base/212157 > > Log: > Unlike most other controllers, NS DP83815/DP83816 controllers seem > to pad with 0xFF when it encounter short frames. According to RFC > 1042 the pad bytes should be 0x00. > Because manual padding consumes extra CPU cycles, introduce a new > tunable which controls the padding behavior. Turning this tunable > on will have driver pad manually but it's disabled by default. Users > can enable software padding by setting the following tunable to > non-zero value. > > dev.sis.%d.manual_pad="1" > > PR: kern/35422 (patch not used) Opps, it should be read kern/35442.
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