From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Warren Date: Fri, 21 Aug 2009 10:02:00 -0700 Subject: [U-Boot] e1000 Rx timeout with 82541ER In-Reply-To: <1250857914.4228.35.camel@swa-m460> References: <1250683805.22118.22.camel@swa-m460> <7DF0AF56456B8F4081E3C44CCCE311DE526714@zch01exm23.fsl.freescale.net> <1250857914.4228.35.camel@swa-m460> Message-ID: <4A8ED308.3010504@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Andre and Roy, Andr? Schwarz wrote: > Roy, > > the problem is the modified PBA (packet buffer allocation) constant > E1000_DEFAULT_PBA. It changed from 0x00000030 to 0x000a0026 lately. > > Regarding to the Intel's software developer manual the chips come up > with sane defaults. There are few which needs modification, like e.g. > 82547GI/EI. > > Having a look at the Kernel driver clearly shows that the programmed > parameter depends on MAC type and using a fixed value for all chips is > not reasonable at all. > > In any case the 82540/1/2/3/4/5/6 are working perfectly fine with > 0x00000030. > > I'd recommend to revert this change and only apply the new default value > to those MAC (PCIe ?) where you can verify functionality. > > We're getting very close to the release date. Please supply a patch soon, or we'll revert Roy's original. regards, Ben