From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <51483887.4020504@xenomai.org> Date: Tue, 19 Mar 2013 11:05:59 +0100 From: Gilles Chanteperdrix MIME-Version: 1.0 References: <51482868.5020206@wanadoo.fr> In-Reply-To: <51482868.5020206@wanadoo.fr> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai] Limited kernel size for booting ? List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Thierry Bultel Cc: xenomai@xenomai.org On 03/19/2013 09:57 AM, Thierry Bultel wrote: > Hi Gilles, > > First, I apologize for posting such a question that is sincerely not > really related to xenomai. > But I am using the kernel from ipipe-gch.git, branch ipipe-3.0-imx6q > > The issue I have is that it is not booting when using a really big > built-in initramfs(about 60 Mo) > It does not seem to reach "start_kernel", there is nomore log after > Uboot says "Starting kernel" > > I have payed attention to address zones, and even tried to use an > uncompressed kernel > in the uImage container, to skip and discriminate the gzip phase. Same > result. > > I do not have an operational Jtag probe yet, thus I only would like to > get your opinion on > this. To your mind, is this assumed to work ? No, the maximum size of initramfs is limited, you need to change the linker script to put the initramfs at the end of the memory used by the kernel, a patch exists to do that on the linux arm kernel mailing list and has been merged in recent kernels. -- Gilles.