[U-Boot] testing u-boot on virtual environment

Érico Porto
2011-12-23T13:53:34Z

md 0 gives me in dmesg:

[11753.433067] u-boot[4277]: segfault at 0 ip 0805283e sp bfb809f0
error 4 in u-boot[8048000+1a000]

On 12/23/11, ?rico Porto <ericoporto2008@gmail.com> wrote:
> Thanks!
>
> Tried to do some memory display commands but got instant segmentation
> fault, and tried to run it as root - but then some bad things
> happened, so now I know no one should run it as root.
>
> I wanted to tryout a memory test algorithm I developed, but it seem
> u-boot runs with no ram access. If I could findout the ram address
> where it is located, I think then the 8MB it says it has wouldn't give
> me segmentation fault...
>
> =>version
>
> U-Boot 2011.12-rc3 (Dec 23 2011 - 11:07:12)
> gcc (Ubuntu/Linaro 4.6.1-9ubuntu3) 4.6.1
> GNU ld (GNU Binutils for Ubuntu) 2.21.53.20110810
> =>printenv
> baudrate=115200
> stderr=serial
> stdin=serial
> stdout=serial
>
> Environment size: 66/8188 bytes
> =>bdinfo
> boot_params = 0x00000000
> DRAM bank = 0x00000000
> -> start = 0x00000000
> -> size = 0x08000000
> FB base = 0x00000000
>
> On 12/23/11, Graeme Russ <graeme.russ@gmail.com> wrote:
>> Hi ?rico
>>
>> On 23/12/11 23:46, ?rico Porto wrote:
>>> Hello,
>>>
>>> Does anyone know if exists somekind of simulator to run u-boot in test
>>> mode?
>>
>> Have a look at the sandbox 'board' - It allows U-Boot to be run as an
>> executable in Linux to test non hardware specific code
>>
>> do:
>>
>> make sandbox_config
>> make all
>>
>> Regards,
>>
>> Graeme
>>
>
>
> --
> ?rico V. Porto
>

--
?rico V. Porto