[U-Boot] [PATCH 00/14] Nokia RX-51 support
Marek Vasut
marek.vasut at gmail.com
Wed Jan 25 21:56:37 CET 2012
> 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.
M
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