[U-Boot-Users] PXA (XScale) memory layout
wd at denx.de
Fri Sep 12 11:14:22 CEST 2003
in message <fc.004c4e48001c970e3b9aca00f6c2ed17.1c9734 at rea.de> you wrote:
> I fully agree - only, the PXA implementation is incomplete; it places
> the stack below the code and reserves space for the heap below the code
> too, but it does not set the heap start address (which lib_arm/board.c
> expects to find in _armboot_real_end), so U-Boot crashes when
> start_armboot() calls mem_malloc_init(_armboot_real_end)!
I know, but I don't have a PXA board here to test anything myself.
Patches are welcome (they should try not to break the other ARM based
> As soon as I've figured out exactly how to initialize IRQ_STACK_START
> and FIQ_STACK_START consistently, I'll submit a patch.
Thanks n advance.
> If you wish, I'd volunteer to fix the other ARM implementations, too
> (but I only have access to PXA hardware for testing).
That would be excellent. I can test on some ARM9 systems. For the
rest, the names and email addresses of the board maintainers are in
the MAINATINERS files.
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd at denx.de
A day without sunshine is like night.
More information about the U-Boot