Interesting. This seems geniune then. Can you please produce a minimal
version of the test (remove everything that is not needed to reproduce
the bug). Do you see any difference if you do not define
TASKLET_IS_TASK? Miklos

On Wed, Oct 24, 2012 at 1:17 PM, Oldrine Lewis <[email protected]> wrote:
> Thanks again. I will upload the critical files that deal with TX, RX.
>
> Another observation I forgot to mention in my previous posts - I did not 
> notice any lockups when I used hardware acks. I noticed the lockups only 
> after using software acks.
>
>
>
>
>
> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf Of Miklos Maroti
> Sent: Wednesday, October 24, 2012 2:11 PM
> To: Oldrine Lewis
> Cc: [email protected]
> Subject: Re: [Tinyos-help] iris radio locked - returns BUSY forever
>
> I am just wondering how the user level code is written, maybe the bug
> is there. If you have a public repository, then I will take a look.
> Basically I wanted to see how you receive and resend the message.
> Miklos
>
> On Wed, Oct 24, 2012 at 1:04 PM, Oldrine Lewis <[email protected]> wrote:
>> Hi Miklos,
>> Thanks for the speedy response. My entire project is quite large... is there 
>> any specific portion/part I can extract  that would be more useful ?
>>
>> The portion of code I initially posted is from RF230DriverLayerP.nc
>>
>> tasklet_async command error_t RadioSend.send(message_t* msg)
>> {
>>                 uint16_t time;
>>                 uint8_t length;
>>                 uint8_t* data;
>>                 uint8_t header;
>>                 uint32_t time32;
>>                 void* timesync;
>>
>>                 if( cmd != CMD_NONE || state != STATE_RX_ON || ! 
>> isSpiAcquired() || radioIrq )
>>                 {
>>                         FormatDbgStr("FAT : 
>> cmd=%d,st=%d,spAq=%d,rIrq=%d\r\n",cmd, state,isSpiAcquired(), radioIrq );
>>                         return EBUSY;
>>                 }
>> ...
>> ...
>> ...
>>
>> }
>>
>>
>>
>>
>>
>> Thanks,
>> Lewis
>>
>>
>>
>> -----Original Message-----
>> From: [email protected] [mailto:[email protected]] On Behalf Of Miklos Maroti
>> Sent: Wednesday, October 24, 2012 1:58 PM
>> To: Oldrine Lewis
>> Cc: [email protected]
>> Subject: Re: [Tinyos-help] iris radio locked - returns BUSY forever
>>
>> Can you post your code too? Miklos
>>
>> On Wed, Oct 24, 2012 at 12:53 PM, Oldrine Lewis <[email protected]> wrote:
>>> I have four Iris nodes and all are broadcasting (flooding the network)  a
>>> message. Each node after receiving a msg waits for a random period and
>>> re-broadcasts the msg.
>>>
>>> I noticed that after a few seconds the radio stack locks up and returns
>>> EBUSY forever.
>>>
>>> I put a few debug statements in RadioSend.send() (file =
>>> RF230DriverLayerP.nc).
>>>
>>>
>>>
>>>
>>>
>>> if( cmd != CMD_NONE || state != STATE_RX_ON || ! isSpiAcquired() || radioIrq
>>> )
>>>
>>> {
>>>
>>>      FormatDbgStr("FAT : cmd=%d,st=%d,spAq=%d,rIrq=%d\r\n",cmd,
>>> state,isSpiAcquired(), radioIrq );
>>>
>>>      return EBUSY;
>>>
>>> }
>>>
>>> The error log I got looked like this before the send failed.
>>>
>>>
>>>
>>> FAT : cmd=5,st=5,spAq=1,rIrq=0
>>>
>>> FAT : cmd=5,st=5,spAq=1,rIrq=0
>>>
>>> FAT : cmd=5,st=5,spAq=1,rIrq=0
>>>
>>> FAT : cmd=5,st=5,spAq=1,rIrq=0
>>>
>>> FAT : cmd=5,st=5,spAq=1,rIrq=0
>>>
>>> FAT : cmd=5,st=5,spAq=1,rIrq=0
>>>
>>> FAT : cmd=5,st=5,spAq=1,rIrq=0
>>>
>>> FAT : cmd=5,st=5,spAq=1,rIrq=0
>>>
>>> FAT : cmd=0,st=7,spAq=1,rIrq=0
>>>
>>> FAT : cmd=0,st=7,spAq=1,rIrq=0
>>>
>>> FAT : cmd=0,st=7,spAq=1,rIrq=0
>>>
>>> FAT : cmd=0,st=7,spAq=1,rIrq=0
>>>
>>> FAT : cmd=0,st=7,spAq=1,rIrq=0
>>>
>>> FAT : cmd=0,st=7,spAq=1,rIrq=0
>>>
>>> FAT : cmd=0,st=7,spAq=1,rIrq=0
>>>
>>> FAT : cmd=0,st=7,spAq=1,rIrq=0
>>>
>>> It seems that the state and cmd variable somehow get out of sync.
>>>
>>> Other settings in makefile
>>>
>>> CFLAGS += -DTASKLET_IS_TASK
>>>
>>>
>>>
>>> I am investigating this further and would like to know if anyone has
>>> experienced something similar
>>>
>>>
>>>
>>> Thanks in advance.
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> Tinyos-help mailing list
>>> [email protected]
>>> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
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