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From: Gary Thomas <gary@mlbassoc.com>
To: Rune Torgersen <runet@innovsys.com>
Cc: linuxppc embedded <linuxppc-embedded@lists.linuxppc.org>
Subject: RE: Poor 8260 FCC Ethernet performance
Date: Wed, 09 Jun 2004 16:27:48 -0600	[thread overview]
Message-ID: <1086820067.3643.1766.camel@hermes> (raw)
In-Reply-To: <DCEAAC0833DD314AB0B58112AD99B93B06DAF8@ismail.innsys.innovsys.com>


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 <gary@mlbassoc.com>
MLB Associates


** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2004-06-09 22:27 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-09 22:19 Poor 8260 FCC Ethernet performance Rune Torgersen
2004-06-09 22:27 ` Gary Thomas [this message]
  -- strict thread matches above, loose matches on Subject: below --
2004-06-10 19:26 Rune Torgersen
2004-06-09 22:33 Rune Torgersen
2004-06-10 17:56 ` Dan Malek
2004-06-07 17:33 VanBaren, Gerald (AGRE)
2004-06-08  6:29 ` Wojciech Kromer
2004-06-07 12:32 Dayton, Dean
2004-06-07 12:14 Dayton, Dean
2004-06-07 12:16 ` Pantelis Antoniou
2004-06-06 18:00 Adisorn Ermongkonchai
2004-06-07 12:51 ` Mark Chambers
2004-06-07 17:21   ` Adisorn Ermongkonchai
2002-05-31  3:25 Jean-Denis Boyer
2002-05-31  3:42 ` Allen Curtis
2002-05-31 15:51   ` Conn Clark
2002-06-01  3:09     ` Allen Curtis
2002-05-31  3:07 Allen Curtis

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