From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pali =?ISO-8859-1?Q?Roh=E1r?= Date: Thu, 01 Sep 2011 11:06:51 +0200 Subject: [U-Boot] Help: U-Boot on Nokia RX-51 (aka N900) In-Reply-To: <201109011046.38556.marek.vasut@gmail.com> References: <2265056.NfLL5Fdny9@pali-elitebook> <201109011046.38556.marek.vasut@gmail.com> Message-ID: <8219872.q0ziETbi1p@pali-elitebook> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Thursday 01 September 2011 10:46:38 Marek Vasut wrote: > On Thursday, September 01, 2011 10:42:48 AM Pali Roh?r wrote: > > Hello, > > > > U-Boot patches which add support for Nokia RX-51 (aka N900) is here: > > http://al.robotfuzz.com/~al/maemo/u-boot/ > > > > RX-51 has closed 2nd stage bootloader NOLO which can load kernel image > > from nand (or usb) to ram and boot it. NOLO also done all HW > > initializations. These U-Boot patches for RX-51 add support that > > builded U-Boot binary can be loaded and booted by NOLO. So U-Boot will > > be 3rd bootloader. > > > > Patches are on top of revision bd2313078114c4b44c4a5ce149af43bcb7fc8854 > > and working fine. I rebased these patches on top of u-boot git master > > repository, but booting failed. No output on device. Using git bisect I > > found that problem appeared at revision > > > > 561142af20f1fd7b425d9425730014e656defb91 > > ARM: implement relocation for ARM V7 (OMAP) > > > > If I defined CONFIG_SYS_ARM_WITHOUT_RELOC U-Boot working and booting > > fine > > up to revision a9aa3926295df759306258e5e24cace414f53b67 > > > > So problem is that relocation patches broke RX-51 support. Can somebody > > help me how to rewrite/port rx-51 patches to work with ARM relocation > > (do > > not forget that U-Boot is loaded by 2nd bootloader to RAM after HW is > > initialized by NOLO)? If U-Boot will be working on RX-51 I will prepair > > patches for upstreaming. > > Does NOLO enable MMU ? I'm not sure, because NOLO is proprietary, closed and without any documentation. Nobody knows what all NOLO doing... > > btw can you post the patches to the ML for review ? 4 patches on http://al.robotfuzz.com/~al/maemo/u-boot/ is not mine and is not ready for merging - but working. I'm prepairing patch series which fix some problems (keymap, watchog, ...). Now it is still based on bd2313078114c4b44c4a5ce149af43bcb7fc8854 > > Cheers -- 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 : http://lists.denx.de/pipermail/u-boot/attachments/20110901/97c0bdc1/attachment.pgp