On Thursday 01 September 2011 10:46:38 Marek Vasut wrote: > On Thursday, September 01, 2011 10:42:48 AM Pali Rohár 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 Rohár pali.ro...@gmail.com
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