From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: Date: Mon, 4 Aug 2008 15:30:07 -0600 From: "Grant Likely" Sender: glikely@secretlab.ca To: paul@mad-scientist.us Subject: Re: Creating a wrapped zImage.initrd -- can't start the trampoline? In-Reply-To: <1217878996.29051.560.camel@psmith-ubeta.netezza.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 References: <1217644827.6390.12.camel@homebase.localnet> <20080804172558.GA18317@secretlab.ca> <1217878996.29051.560.camel@psmith-ubeta.netezza.com> Cc: Linuxppc-embedded@ozlabs.org List-Id: Linux on Embedded PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Mon, Aug 4, 2008 at 1:43 PM, Paul Smith wrote: > On Mon, 2008-08-04 at 11:25 -0600, Grant Likely wrote: >> Take a look at Documentation/powerpc/bootwrapper.txt >> You probably want the 'simpleImage.%' target. It also binds in a copy >> of the device tree blob. > > Hm. I'm using 2.6.25.14 and I don't see any bootwrapper.txt file in > Documentation/powerpc (or anywhere else). I also can't see any target > simpleImage in any makefile. Is this something new in 2.6.26? :-( > > Any help for folks still using 2.6.25? It's new in .26, but it is relevant for .25 also. Here's a link to it: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=Documentation/powerpc/bootwrapper.txt;h=d60fced5e1cc69169d9bbf1b49faacb41ef8db9c;hb=8f616cd5249e03c9e1b371623d85e76d4b86bbc1 > I think I need some basic instruction on how bootloaders etc. work, with > a concentration on embedded PPC if possible. Anyone have any pointers > that would be worth investigating? The document above should help. Documentation/powerpc/booting-without-of.txt has some useful information also. g. -- Grant Likely, B.Sc., P.Eng. Secret Lab Technologies Ltd.