Hi All, 

The fifo errors:

Running UPDATE Tcl procedures for OPTION PLATGEN_SYSLEVEL_UPDATE_PROC...
ERROR:MDT - :sim:52 - Could not find selected IP.
   ERROR:MDT - ERROR FROM TCL:- resun_v1_1_DATAFIFO
(opb_asyncfifo_simulink2ppc)...

were eventually resolved by installing Xilinx's 7.1i IP Update #3 (had to
use the manual update option, as automatic update form the coregen gui
didn't work).

See:
http://www.xilinx.com/support/answers/21938.htm

Thanks Henry!

- Andrew



On 8/31/09 3:47 PM, "William Mallard" <[email protected]> wrote:

> Ted Jaeger wrote:
>> William Mallard wrote:
>>> Ted Jaeger wrote:
>>>> Is there a tutorial anywhere on setting up the software needed for a
>>>> fully functional iBOB development system.  I have been following the
>>>> wiki articles on the required software and how to add the MSSGE tool
>>>> flow, but I (and maybe other introductory users) could use a more
>>>> verbose set of instructions.
>>> 
>>> Afaik, the MSSGE Toolflow wiki page is the closest thing we have at
>>> the moment.
>>> 
>>> I've been noticing gaps in our documentation lately, and i've been
>>> trying to fill them in as i see themq.  If you could work out these
>>> problems on-list, that would help with the documentation process.
>>> 
>>>> I have full licenses for the Xilinx v7.1 System Generator, ISE and
>>>> EDK packages, yet still am generating errors using the FIFO blocks
>>>> and seem to be missing the license to use the "opb_ethernetlite"
>>>> core.
>>> 
>>> What specific errors are you seeing with the FIFO blocks?
>> 
> ...
>> As for the FIFO blocks, I can't seem to get them to compile.  I have
>> a simple design that samples with an ADC, reads a threshold value
>> from a register, then sends triggered samples to a FIFO block to
>> temporally store them before they are sent to a host PC via UDP
>> packets.
> ...
>> anything I try to do with FIFO blocks errors out.  The design works
>> with BRAM blocks, but I'd like to keep using the FIFOs for their
>> level/full indicators (they are helpful to tell me if I am sampling
>> too fast).
> 
> I've also had bad luck with FIFOs.  I eventually gave up and switched
> to a scheme that uses BRAMs instead.  I'm using snap blocks to readout
> data from the design i'm currently working on.
> 
>> I believe the error originates at the output line:
>> ERROR FROM TCL (opb_asyncfifo_simulink2ppc)
> 
> This is over my head, but there must be someone on this list who knows
> more about yellow blocks.
> 
>> I am missing the xilinx core license for ethernetlite and am not able
>> to compile anything with the LWIP block in place.  Are the FIFO
>> errors related to this?
> 
> Seems unlikely, but it's possible.
> 
> Can you cut-and-paste the errors that you're getting?
> 
> Billy
> 



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