From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Roese Date: Mon, 27 Nov 2006 16:08:08 +0100 (MET) Subject: [U-Boot-Users] [PATCH] PPC 4xx Start.S: Fix for processor error In-Reply-To: <1628E43D99629C46988BE46087A3FBB97B034A@ep-01.EmbeddedPlanet.local> References: <1628E43D99629C46988BE46087A3FBB97B034A@ep-01.EmbeddedPlanet.local> Message-ID: <200611271608.10519.sr@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Jeff, On Tuesday 21 November 2006 18:41, Jeff Mann wrote: > This patch further corrects errata 1.12: 440_33. We came across a > problem affecting around 20% of 440EPx processors in which it took > multiple resets to start the processor after a cold power up. In > resolving the problem, it was discovered that the above mentioned errata > correction in the startup code in start.S was never reached. This patch > resolves that problem by moving up the errata correction erlier in the > code. One of our software engineers hypothesizes that this patch, store > gathering & broadcast disable, must happen before doing a jump. > > > [PATCH] > > Fixed cpu/ppc4xx/start.S for Epx Errata > > - further corrects PPC440EPx errata 1.12: 440_33 by moving patch up in > code > > Signed-off-by: Jeff Mann Applied. Thanks. Best regards, Stefan