[U-Boot-Users] Increasing U-Boot partition size

Jerry Van Baren gerald.vanbaren at ge.com
Mon Aug 4 22:26:35 CEST 2008


Scott Wood wrote:
> Jatin Sharma wrote:
>> I have Freescale MPC8347. Can you confirm that I have to have U-Boot
>> start at 0xFFF00000?
> 
> Your choices are 0xfff00000 and zero, based on the BMS (Boot Memory 
> Space) bit of the low reset control word.
> 
> -Scott

...and of the two options, I recommend 0xfff00000 ("boot high").  Note 
that the start of u-boot is 0xfff00000 but the reset vector itself is 
0xfff00100 (or 0x00000100 for "boot low").  The first 0x100 bytes has 
the u-boot signature and version info.

HTH,
gvb




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