From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <514854E3.2070707@xenomai.org> Date: Tue, 19 Mar 2013 13:06:59 +0100 From: Gilles Chanteperdrix MIME-Version: 1.0 References: <51482868.5020206@wanadoo.fr> <51483887.4020504@xenomai.org> In-Reply-To: <51483887.4020504@xenomai.org> 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 11:05 AM, Gilles Chanteperdrix wrote: > 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. > > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3835d69a6c7048a28d0aea3cb8403d5e83a0f867 -- Gilles.