icsphy(4) for nfe(4) - better Microsoft Xbox support

Pyun YongHyeon pyunyh at gmail.com
Fri Feb 9 08:30:09 UTC 2007


On Wed, Feb 07, 2007 at 09:39:38PM +0100, Ed Schouten wrote:
 > Hello,
 > 
 > * Pyun YongHyeon <pyunyh at gmail.com> wrote:
 > > Would you try overhauled nfe(4)?
 > > 
 > > http://people.freebsd.org/~yongari/nfe/if_nfe.c
 > > http://people.freebsd.org/~yongari/nfe/if_nfereg.c
 > > http://people.freebsd.org/~yongari/nfe/if_nfevar.c
 > > 
 > > The new nfe(4) should perform better than nve(4) or stock nfe(4).
 > > I'm still not satisfied with its excessive generation of interrtups
 > > but it's better than stock nfe(4). After switching to adaptive
 > > polling I saw noticeable performance boost. If you find any issues
 > > please let me know.
 > 
 > I just compiled and installed a kernel with the new nfe(4) driver and
 > DEVICE_POLLING enabled. Below are the results of some scp(1) transfers:
 > 
 > stock nfe(4):	2.5 MB/sec
 > new nfe(4):	3.7 MB/sec
 > polling:	4.1 MB/sec
 > 
 > The driver is a lot better than the stock nfe(4). Are there any plans to
 > add the new nfe(4) to the sourcetree?
 > 

Yes, that's my goal.
ATM I'm waiting for obrien@'s reply/review for the patched driver.

Anyway thanks for reporting.
-- 
Regards,
Pyun YongHyeon


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