From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailout11.sul.t-online.com (mailout11.sul.t-online.com [194.25.134.85]) by ozlabs.org (Postfix) with ESMTP id 4290267A6B for ; Mon, 14 Feb 2005 07:08:54 +1100 (EST) To: Joakim.Tjernlund@lumentis.se From: Wolfgang Denk Mime-version: 1.0 Content-type: text/plain; charset=ISO-8859-1 In-reply-to: Your message of "Sun, 02 Jan 2005 15:12:01 +0100." Date: Sun, 13 Feb 2005 21:08:42 +0100 Sender: wd@denx.de Message-Id: <20050213200847.1AE42C1430@atlas.denx.de> Cc: linuxppc-embedded@ozlabs.org Subject: Re: CPU15 errata workaround for 8xx by WD List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Dear Jocke, sorry for the late reply. In message you wrote: > > Had a look at your CPU15 errata workaround for 8xx and I have a comment > or two: > > 1) I think you should make the sysctl support a compile time option > as the overhead for sysctl support in the TLB handler is 6 instr. when > the fix itself is only 4 instr. You are right. > 2) You placed the workaround in the middle of the CPU6 workaround which will > disable the CPU6 workaround(I think). Move it before the #ifdef CONFIG_8xx_CPU6 > and you should be fine. You are right again - we fixed this in our CVS tree now. Best regards, Wolfgang Denk -- See us @ Embedded World, Nuremberg, Feb 22 - 24, Hall 10.0 Booth 310 Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de The management question ... is not _whether_ to build a pilot system and throw it away. You _will_ do that. The only question is whether to plan in advance to build a throwaway, or to promise to deliver the throwaway to customers. - Fred Brooks, "The Mythical Man Month"