From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: RE: Poor 8260 FCC Ethernet performance From: Gary Thomas To: Rune Torgersen Cc: linuxppc embedded In-Reply-To: References: Content-Type: text/plain Message-Id: <1086820067.3643.1766.camel@hermes> Mime-Version: 1.0 Date: Wed, 09 Jun 2004 16:27:48 -0600 Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: On Wed, 2004-06-09 at 16:19, Rune Torgersen wrote: > Does the FCC performance issue have something to do with the fact that > the current FCC drivers in linux puts the buffer descriptors in main > memory and not in dual port? I hope not since the latest word from Motorola is that they need to be in main memory - at least on the latest processors, the CPM DPRAM can't handle cache bursts (or so I've been told - I have a least one customer that has experienced this) -- Gary Thomas MLB Associates ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/