booting from NOR (GTA02)

Harald Welte laforge at
Mon Jan 14 21:11:26 CET 2008

On Sat, Jan 12, 2008 at 06:41:03PM -0300, Werner Almesberger wrote:
> As of r3819, this works now. 


> As it turns out, BWSCON reflects the _current_ status of OM[1:0],


> Even better, this also changes whether we see Steppingstone (followed
> by zeroes) or NOR at address 0. u-boot copies itself away quickly
> enough (and, in fact, we could just jump to the permanently visible
> copy of the NOR at 0x18000000 if we're in a great hurry), so this
> doesn't cause any real issues.

this is indeed a surprising undcoumented 'feature' by Samsung :(

So we should avoid to access the NOR flash at address zero altogether to
not cause any confusion.  Luckily we have the second mapping in later hw

- Harald Welte <laforge at>         
Software for the world's first truly open Free Software mobile phone

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