[vortex] 3c905C for a linux router

Anton Yurchenko phila@dg.net.ua
Mon Nov 11 08:09:00 2002


Ralph Doncaster wrote:

>On Fri, 8 Nov 2002, Donald Becker wrote:
>
>  
>
>>On Fri, 8 Nov 2002, Ralph Doncaster wrote:
>>
>>I just checked -- the 3c905 does not have an Interrupt-in-Rx bit in the
>>Rx descriptors.  Most other other chips do, and my drivers always sets
>>the bit.  Doing otherwise is really, really horrible idea and will never
>>make it into a driver I release.  (Of course if you submit it to the
>>kernel maintainer a dozen times, it's likely to be put in the kernel
>>anyway.) 
>>    
>>
>
>I guess it's time to go out and buy some 21143 cards then.  Looking at the
>2.4.19 release drivers I don't see support for FASTROUTE.  Yesterday my
>box peaked at over 100mbps of aggregate traffic. So with each packet going
>across the PCI bus 2x, that would put my PCI bus at over 25MBytes/sec.  I
>don't expect to push more than 100mbps full-duplex over 2 interfaces
>(400mbps aggregate), but I think 100MBytes/sec is likely to cause PCI
>saturation.
>
>-Ralph
>
>  
>
Just to be shure is there support NAPI for 905c ? even with the 3c59x 
patches at http://orr.falooley.org/pub/linux/net/ ?

-- 

Anton Yurchenko<phila@dg.net.ua>
Digital Generation