On Fri, Oct 29, 2010 at 8:08 AM, Belisko Marek <marek.belisko@xxxxxxxxx> wrote: > On Wed, Oct 27, 2010 at 4:38 PM, Juergen Beisert <jbe@xxxxxxxxxxxxxx> wrote: >> Sascha Hauer wrote: >>> On Wed, Oct 27, 2010 at 03:33:15PM +0200, Juergen Beisert wrote: >>> > Belisko Marek wrote: >>> > > I have mini2440 board with barebox running from RAM. >>> > > I try to start uImage kernel for that platform but I'm little bit >>> > > confused how to do it. >>> > > >>> > > I do tftp uImage and the bootu uImage but it always hangs : >>> > > >>> > > commandline: console=ttySAC0,115200 >>> > > arch_number: 1999 >>> > > >>> > > I track down that theKernel pointer point to 0xffffffff (memmap return >>> > > (void*)-1) which is obviously wrong. >>> > > If I understand correctly bootu function take first parameter and try >>> > > to open a file and memmap. If file isn't opened successfully then >>> > > convert string address which is then taken for >>> > > theKernel pointer. >>> > > >>> > > Is this correct procedure or do I something wrong? >>> > >>> > Try to start a zImage with "bootz". On my system 'bootm' and 'bootu' do >>> > not work. >>> >>> bootz is for starting zImages. At least this command has a convenient >>> name :) >>> bootz should work on your system aswell. If not, please complain loudly. >> >> bootz works here. bootm always complains with the scripts from the generic >> environment: > bootz also work here but need to increase malloc size. Use 8M instead 4M. >> >> booting kernel of type uimage from /dev/ram0.kernel >> Bad Magic Number >> >> But: >> >> me@host$ file arch/arm/boot/uImage >> arch/arm/boot/uImage: u-boot legacy uImage, Linux-2.6.31-00770-g54c3fe6-dir, >> Linux/ARM, OS Kernel Image (Not compressed), 2350016 bytes, Mon Oct 25 >> 16:58:30 2010, Load Address: 0x40008000, Entry Point: 0x40008000, Header CRC: >> 0x17A7330B, Data CRC: 0x888DAA63 >> >> Anything wrong with the uImage (built with "make uImage") or the >> command 'bootm'? > Instead bootm for my uImage works: > bootm uImage >  Verifying Checksum ... OK >  Image Name:  Linux-2.6.32-rc8 >  Created:   Â2010-09-27  8:36:01 UTC >  Image Type:  ARM Linux Kernel Image (uncompressed) >  Data Size:  Â2058404 Bytes = Â2 MB >  Load Address: 30008000 >  Entry Point: Â30008000 > OK > commandline: console=ttySAC0,115200 > arch_number: 1999 > > Starting kernel ... Despite of loading kernel is working kernel isn't started for mini2440(from u-boot works fine). It hang at: Uncompressing Linux.................................................................................................................................. done, booting the kernel. Same boot zImage and uImage kernels. > > strange but true ;) >> >> jbe >> >> -- >> Pengutronix e.K.               Â| Juergen Beisert       | >> Linux Solutions for Science and Industry   Â| Phone: +49-8766-939 228   | >> Vertretung Sued/Muenchen, Germany       | Fax:  +49-5121-206917-5555 | >> Amtsgericht Hildesheim, HRA 2686       Â| http://www.pengutronix.de/ Â| >> >> _______________________________________________ >> barebox mailing list >> barebox@xxxxxxxxxxxxxxxxxxx >> http://lists.infradead.org/mailman/listinfo/barebox >> > > thanks, > > marek > > -- > as simple and primitive as possible > ------------------------------------------------- > Marek Belisko - OPEN-NANDRA > Freelance Developer > > Ruska Nova Ves 219 | Presov, 08005 Slovak Republic > Tel: +421 915 052 184 > skype: marekwhite > icq: 290551086 > web: http://open-nandra.com > thanks, marek -- as simple and primitive as possible ------------------------------------------------- Marek Belisko - OPEN-NANDRA Freelance Developer Ruska Nova Ves 219 | Presov, 08005 Slovak Republic Tel: +421 915 052 184 skype: marekwhite icq: 290551086 web: http://open-nandra.com _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
