[En-Nut-Discussion] ARM GCC 4.4 Alignment Problems

Ole Reinhardt ole.reinhardt at embedded-it.de
Sat Apr 3 01:54:08 CEST 2010


Hi!

> It would not just call the debug code and produce a stack trace but will
> "correct" the unaligned access. Let me use Bernds words:

Sorry, forget (at least partly) what I've said... The alignment trap
feature ist only available for ARM CPUs providing the CP15 register with
MMU support.

So the Ethernut5 board with an arm9 would benefit from this handler, but
not the arm7 cpu.

Bye,

Ole

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