[U-Boot] Beginner
bart.deboeck at xenopz.com
bart.deboeck at xenopz.com
Fri Dec 2 15:33:19 CET 2011
:-) thanks for asking
machine: embedded artists lpc2478 oem - arm7
compiler: arm-none-eabi-gcc-4.3.3.exe
U-Boot: u-boot-1.1.6 with embedded artists patches
bin file is generated with "arm-none-eabi-objcopy -O binary app.bin"
uClinux boots correctly
Thanks!
Bart
>> Dear All,
>>
>> I'm completely new to U-Boot and trying to develop a standalone
>> application (developing on a Windows machine with the Code Red IDE).
>>
>> So far, I managed to start a simple application that toggles GPIOs.
>> However, when I try to call a function in main() the app immediately
>> crashes or hangs.
>>
>> U-Boot reports errors like:
>>
>> fast interrupt request
>> pc : [<a1f97bfc>] lr : [<00017e58>]
>> sp : a1fffcf0 ip : a1fadf04 fp : 7ff7f1d2
>> r10: acd7a91e r9 : 353a342d r8 : a1f5cf70
>> r7 : ffffd1d4 r6 : ffffd307 r5 : ffffd197 r4 : ffffd163
>> r3 : 20000013 r2 : ffffd14f r1 : fa47fca1 r0 : ffffd01b
>> Flags: nzCv IRQs on FIQs on Mode SVC_32
>> Resetting CPU ...
>>
>> In what direction should I start looking to solve this?
>>
>> Your feedback is appreciated!
>>
>> Thanks!
>> Bart
>
> Uhum ... so my wild guess is you have a PXA based machine ? What compiler
> do you
> use? What version of U-Boot ? please, be more specific.
>
> M
>
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