Hi Miguel,

For 2, put load_system('xps_library'), load_system('casper_library') and load_system('gavrt_library') into your startup.m may solve this issue. It is due to the libraries are not initialized properly.

For 3, the posedge block has been changed from 'Misc/pulse_ext/posedge' to 'Misc/posedge' in casper_library, up one level. Just replace it with a new one inside 'pkt_sim' block.

For 4, I'm not sure but could you please try if this 'clock pin' trick helps? see: http://www.mail-archive.com/[email protected]/msg01070.html for detail. It is mentioned at the last section of http://casper.berkeley.edu/wiki/Xilinx_ISE_11.4_Setup

For casper tools running environment, we use below combination

CentOS 5.5 x86_64
Matlab 2009b
Xilinx ISE 11.5

If you need to run python client scripts on CentOS 5.5, you must install a separate python 2.6 from EPEL repository and manually compile numpy, matplotlib, ipython, katcp, corr etc.


Zhu Yan



On 4/5/2011 5:58 PM, Mark Wagner wrote:
Hi Miguel,

For 2, try opening a new model file and putting in the XSG_core_config
and System Generator blocks, pulling them from their libraries.  Then
open up tut1 and copy everything except the XSG_core_config and the SG
blocks and paste it into your new model file. Save and ctrl-D.  If that
doesn't work, you may have to redraw tut1 from scratch.

Mark


On Tue, Apr 5, 2011 at 3:54 AM, ---> Miguel A. S. G <---
<[email protected] <mailto:[email protected]>> wrote:

    Hi Mark,
    Thank you for your quick reply. Following your instructions...
    1.- It's solved.
    2.- It's not solved. I mean, I swapped the blocks of tut1.mdl with
    blocks from my library. Save the model, close matlab, open matlab
    and same "bad links" appear.
    3 and 4.- Im not at work now so.. tomorrow i will try it.
    Thank you anyway!
    Miguel.

    *From:* Mark Wagner <mailto:[email protected]>
    *Sent:* Monday, April 04, 2011 9:05 PM
    *To:* [email protected] <mailto:[email protected]>
    *Cc:* [email protected] <mailto:[email protected]>
    *Subject:* Re: [casper] Roach: Getting Started Enviroment 2011

    Hi Miguel,

    Sorry you're having so much trouble.

    1. This is just a warning you're getting and doesn't hav any effect
    on the functionality of the toolflow, but you can comment out:

    Browser(2).Library = 'testbench_lib';
    Browser(2).Name    = 'Testbench Blockset';

    in mlib_devel/gavrt_library/slblocks.m, and you should stop getting
    that warning.

    2.  I think this is because you are opening up the model file with a
    newer library than what it was originally created with.  But I think
    you solved this already by deleting the block and pulling from the
    library you're opening the model file with.

    3.  If you look at this posedge, I think it's not being loaded
    correctly.  If you try deleteing and replacing the posedge
    (tut2/pkt_sim/posedge) like you did in 2, it should fix the problem.

    4. I'm not sure what the issue is here, but try ctrl-D, which will
    update the design and propagate the data types and hopefully it will
    give a more telling error.

    Best,
    Mark


    On Tue, Apr 5, 2011 at 1:43 AM, <[email protected]
    <mailto:[email protected]>> wrote:

        Hi Griffin,
        Thank you so much!!
        About the first option
        centos 5.3 / Xilinx ISE 11.4 / Matlab 2009b
        Are  Casper Libraries compatibles with? I mean, don’t are they
        build for Ise 10.1?
        My problems?  Ok let’s go step by step:
        1) Each time I open simulink:
        Warning: Could not find library ‘testbench_lib’ o speciefied in
        ‘C:\codigos\mlib_devel\gavrt_library\slblocks.m’
        2) The first time i open a model all the yellow blocks are “bad
        link” and matlab welcomes me with a lot of warnigs like:
        “Warning: "tut1/counter_value" is a parameterized link. To view,
        discard, or propagate the changes for this link,
        use the "Link Options" menu item.”
        With the tutorial 2 I also get four warnings like,
        “Warning: casper_library_misc.mdl, line 5905: block_diagram does
        not have a parameter named 'BlockName'”.
        And others warning about a parameter "SID” (I can remember a
        discussion about SID in the casper list)
        Anyway, then I pick up an element from BEE_XPS System Blockset
        (i can see this library in the simulink library browser) , put
        it in the model and the yellow blocks became ok.
        3) When I tried to run ‘bee_xps’ with ‘tut2.mdl’ i get the same
        warnings plus the following error:
        Error using ==> gen_xps_files at 199
        Failed to find 'Misc/pulse_ext/posedge' in library
        'casper_library' referenced by 'tut2/pkt_sim/posedge'.
        4) With tutorial3 after “bee_xps” the thing are getting worse...
        I received around fifty errors like (i only copy two of them but
        i have a .txt file if someone is interested in):
        “Error using ==> gen_xps_files at 199
        --> Error reported by S-function 'sysgen' in
        'r_spec_2048_r105/Concat1':
        An internal error occurred in the Xilinx Blockset Library.
        Please report this error to Xilinx (http://support.xilinx.com),
        in as much detail as possible. You may also find immediate help
        in the Answers Database and other online resources at
        http://support.xilinx.com.
        Since it is possible that this internal error resulted from an
        unhandled usage error in your design, we advise you to carefully
        check the usage of the block reporting the internal error. If
        errors persist, we recommend that you restart MATLAB.”
        “--> Error in 'r_spec_2048_r105/sync_cnt': Initialization
        commands cannot be evaluated.  MATLAB error message: Error using
        ==> register_mask at 48
        Error evaluating 'MoveFcn' callback of Xilinx Gateway Out Block
        block (mask)
        'r_spec_2048_r105/sync_cnt/r_spec_2048_r105_sync_cnt_user_data_in'.
        Error using ==> xlBlockMoveCallback at 53
        Error reported by S-function 'sysgen' in
        'r_spec_2048_r105/sync_cnt/r_spec_2048_r105_sync_cnt_user_data_in':
        An internal error occurred in the Xilinx Blockset Library.
        Please report this error to Xilinx (http://support.xilinx.com),
        in as much detail as possible. You may also find immediate help
        in the Answers Database and other online resources at
        http://support.xilinx.com.
        Since it is possible that this internal error resulted from an
        unhandled usage error in your design, we advise you to carefully
        check the usage of the block reporting the internal error. If
        errors persist, we recommend that you restart MATLAB.”
        I download the models from Casper web so i assume they will be
        ok. This is the reason why i was wondering if i have the correct
        setup. I readed http://www.xilinx.com/support/answers/17966.htm
        and chose, Windows XP 32 bits, Matlab R2008a, ISE 10.1.3.
        Theoretically... it should be valid but........
        Miguel.
        **
        **
        *From:* Griffin Foster <mailto:[email protected]>
        *Sent:* Monday, April 04, 2011 6:38 PM
        *To:* [email protected] <mailto:[email protected]>
        *Cc:* [email protected] <mailto:[email protected]>
        *Subject:* Re: [casper] Roach: Getting Started Enviroment 2011
        Hi Miguel,

        We are using a windows and linux setup which is:

        centos 5.3 / Xilinx ISE 11.4 / Matlab 2009b
        windows XP / Xilinx ISE 10.1 / Matlab 2007b

        the main git repo is at:
        git://casper.berkeley.edu/mlib_devel.git
        <http://casper.berkeley.edu/mlib_devel.git>

        What kind of errors are you getting?

        -Griff

        On Mon, Apr 4, 2011 at 4:45 PM, <[email protected]
        <mailto:[email protected]>> wrote:

            Hi all,
            My name is Miguel. I started to work with Casper enviroment
            a couple of months ago. I’m trying to comunicate severals
            Roach through a swicth.
            I readed on the web that the best choice was: Windows XP,
            System Generator 10.1 and Matlab 2008a (as Xilinxs said, it
            was compatible) but i started to get (a lot of) warnings and
            errors.
            I would like to be sure, because I still have a terrible
            mess with Linux/Windows, Matlab, System generator versions
            supported to work with Casper libraries, the respository
            (isn’t a link to git repository on the web, is it?) and i’m
            driving insane.
            It would be very helpfull  if someone could resume one/two
            different options:
            1) Which O.S must I install?
            2) Which System Generator Version must i install?
            3) Which Matlab version must i use?
            I mean, could anyone tell me for example :
            “RED HAT 5, System Genereator 12.6, Matlab 2011”  or
            “ubuntu 9.7, System Generator 10.1, Matlab 2009a”
            they both work ok.
            Thanks.
            Miguel.





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