From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pali =?ISO-8859-1?Q?Roh=E1r?= Date: Wed, 25 Jan 2012 22:16:22 +0100 Subject: [U-Boot] [PATCH 00/14] Nokia RX-51 support In-Reply-To: <201201252156.37174.marek.vasut@gmail.com> References: <1327415291-13260-1-git-send-email-pali.rohar@gmail.com> <2147012.BHtCQmG5xi@pali> <201201252156.37174.marek.vasut@gmail.com> Message-ID: <2062720.Ap3gPtUTQc@pali> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Wednesday 25 January 2012 21:56:37 Marek Vasut wrote: > > On Wednesday 25 January 2012 19:20:01 Marek Vasut wrote: > > > So why not just replace the bootloader right away? > > > > Booting process on n900: > > 1. Omap bootrom > > 2. Nokia X-Loader > > 3. Nokia NOLO Bootloader > > 4. Linux kernel > > ... > > To make it clear, I own N900 myself ;-) > > > Nokia X-Loader and NOLO are stored in first nand part. It has size 128kB. > > Nokia X-Loader is signed (size 14.5kB), so cannot be replaced. NOLO > > bootloader is not signed (so theoretically can be replaced), but size is > > limited to 113kB. I do not know how to compile U-Boot binary with size < > > 113kB... > > > > Size of part where is stored linux kernel has 2MB and it is enought for > > U-Boot with kernel image (~200kB + ~1.6MB). Also U-Boot can boot kernel > > from eMMC/SD. > > You didn't answer my question, so again ... why can't you replace NOLO? > Because there's the 113kb limit? Use SPL then. > I only tried to boot U-Boot in qemu wich increased boot part - but not worked. (NOLO in qemu can boot u-boot without problems). So NOLO do some extra work - which I do not know... Also limit is problem to test on real n900. -- Pali Roh?r pali.rohar at gmail.com -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 198 bytes Desc: This is a digitally signed message part. URL: