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On 4/3/08, Nilanjan Goswami <n...@cal.interrasystems.com> wrote:
> Hi Mike,
>
> Thank you very much for your help for DM6446 JTAG problems.
>
> Currently I am facing a new problem in CCS 3.3 beta simulator for DM6446.
> I am trying to run a codec on the simulator. Can you tell me whether a QDMA
> implemented code runs on DaVinci simulator(CCS 3.3 beta)?
> Here the CPU is waiting for QDMA_IPR/QDMA_IPRH values to set like
>
> 0x4; the third bit from left should be set. I haven't written the code
> but I need to enhance it, so it is necessary to understand the QDMA
> operation.

I don't know the exact answer off hand.  You do have to set a bit from
your program  to trigger the QDMA.  Have you referenced:

TMS320DM644x DMSoC Enhanced Direct Memory Access (EDMA) Controller User's Guide
Literature Number: SPRUE23D

Please send requests to th c6x group - not directly to me.

mikedunn
>
> My initial target is to run the code. But here the code is running in an
> infinite loop and I can't proceed further.
>
> The code is using frame work components and XDM also.
>
> Please tell me the way out of this issue.
>
> Thanks,
> Nilanjan
-- 
www.dsprelated.com/blogs-1/nf/Mike_Dunn.php

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