[Tinyos-help] telosb Debug

wasif masood rwmasood at gmail.com
Tue Nov 30 15:04:42 PST 2010


any other way to check what is going on in my telosb RAM / ROM without using
JTAG?


On Tue, Nov 30, 2010 at 11:54 PM, Eric Decker <cire831 at gmail.com> wrote:

>
>
> On Tue, Nov 30, 2010 at 2:09 PM, wasif masood <rwmasood at gmail.com> wrote:
>
>>
>> Actually, I am using Printfs everywhere but the thing is that sometimes my
>> code reaches to a particular Printf and sometimes it just don't (may be halt
>> somewhere). Printf is what I think, also a hit an trial approach, I know by
>> that I can narrow down the problem but it might take some time, I was kind
>> of thinking is there any appropriate way to do that.
>> I once raised the similar question sometime ago on this forum, got the
>> recommendation of using gdb.
>>
>
> Not sure what the context was for this recommendation.
>
>
>> I am not that familiar with linux tools, so my question is that: can I use
>> gdb to debug my necC generated code for telosb on my PC(as I dont have any
>> JTAG device)?
>>
>
> I don't know what kind of development environment you are using.  I'm using
> the gnu mspgcc toolchain running on Linux.  In that
> environment I have to use msp430-gdb to debug my msp430 code compiled using
> msp430-gcc (nesc invokes the appropriate compiler).
>
> If you invoke "gdb main.exe" it will use the native gdb to try to debug a
> msp430 main.exe.  Doesn't work very well.
>
> And if you are using msp430-gdb you pretty much need to have a jtag for
> accessing the actual running code.
>
>
>
>>
>> What I am doing now is just compile the code with make telosb and then run
>> it using gdb as :
>> gdb main.exe
>> >run
>> but I got this error:
>> Starting program: /opt/tinyos-2.1.0/apps/Blink/build/telosb/main.exe
>> /bin/bash: /opt/tinyos-2.1.0/apps/Blink/build/telosb/main.exe: cannot
>> execute binary file
>> /bin/bash: /opt/tinyos-2.1.0/apps/Blink/build/telosb/main.exe: Success
>> During startup program exited with code 1.
>>
>> Is there a way out of that?
>>
>>
>> On Tue, Nov 30, 2010 at 9:59 PM, Eric Decker <cire831 at gmail.com> wrote:
>>
>>> You mention using gdb...    Are you trying to make use of a jtag pod to
>>> actually debug the code?
>>>
>>> If so I can help you get that running....
>>>
>>> eric
>>>
>>>
>>>  On Tue, Nov 30, 2010 at 7:10 AM, wasif masood <rwmasood at gmail.com>wrote:
>>>
>>>>
>>>> I am trying to use gdb, but when I compile using make telosb debug, it
>>>> give me vector overwrite error since my code is too big to fit with debug
>>>> flag enable. Can anyone please give me a hint what else can be done.
>>>>
>>>>
>>>> On Tue, Nov 30, 2010 at 1:47 PM, wasif masood <rwmasood at gmail.com>wrote:
>>>>
>>>>>
>>>>> Hi All,
>>>>>
>>>>> Is there any way I can debug my actual telosb install file on my PC. I
>>>>> have written a code which is showing very strange behaviour, it seems that
>>>>> at some point during execution, the code just crashes. What could be the
>>>>> best option to check at which point my code gets corrupted.
>>>>>
>>>>> BR
>>>>> Wasif Masood
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Wasif Masood
>>>>
>>>>
>>>> _______________________________________________
>>>> Tinyos-help mailing list
>>>> Tinyos-help at millennium.berkeley.edu
>>>> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
>>>>
>>>
>>>
>>>
>>> --
>>> Eric B. Decker
>>> Senior (over 50 :-) Researcher
>>>
>>>
>>>
>>
>>
>> --
>> Wasif Masood
>>
>>
>> _______________________________________________
>> Tinyos-help mailing list
>> Tinyos-help at millennium.berkeley.edu
>> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
>>
>
>
>
> --
> Eric B. Decker
> Senior (over 50 :-) Researcher
>
>
>


-- 
Wasif Masood
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