Date: Thu, 8 Sep 2011 20:21:20 -0400 From: George Neville-Neil <gnn@neville-neil.com> To: Ben Gray <ben.r.gray@gmail.com> Cc: freebsd-net@freebsd.org Subject: Re: Test tools for new network driver Message-ID: <BC8DAC67-93B5-4DB2-B7A6-D0F2355ADF75@neville-neil.com> In-Reply-To: <4E4E3522.6030207@gmail.com> References: <4E4E3522.6030207@gmail.com>
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On Aug 19, 2011, at 06:04 , Ben Gray wrote: > Hi, > > I'm not sure if this the right list to post to, but here goes ... > > I'm currently writing a driver for the SMSC LAN95xx range of USB to Ethernet adapter chips (http://www.smsc.com/index.php?tid=300&pid=135&tab=1). The basic RX/TX works and now I'm trying to get the H/W checksum offload working, however I've come across some problems with the H/W implementation, e.g. it doesn't work with small (<64 byte) packets. > > So I was wondering if anyone knows of any test tools I can use to fire all the different unusual sort of packets at the interface to see how the H/W csum reacts, i.e. runt packets, packets with IP options, IPv6 packets with extension headers, etc. > Sorry to be late on this one. http://pcs.sf.net and /usr/ports/net/py-pcs If you have questions on it let me know. I'm the author. Best, George
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