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YTLim's avatar
YTLim
Icon for New Contributor rankNew Contributor
5 years ago

Stratix V programming files problem - SOF file ok but POF file not working

I have weird issue where the programming SOF file is working but the POF file is not working. I am currently working on a Stratix V device (5SGXMA3K3F40C4) . All my previous programming files were ...
YuanLi_S_Intel's avatar
YuanLi_S_Intel
Icon for Regular Contributor rankRegular Contributor
5 years ago

Hi YTLim,


Thanks for the update. Can you try to use "Examine" function on Quartus Programmer to read back the bitstream? Then compared the bitstream and let me know if there are any differences or not.


Thank You.


  • YTLim's avatar
    YTLim
    Icon for New Contributor rankNew Contributor
    5 years ago

    Hi YuanLi,

    There are some differences near the beginning of the file and near the end of the file. Here is the compare. The reset of the compare is matching. I converted the compare to match the hex values.

    -------------------------------------------------------------------------

    Beginning Original POF file

    0000080: 2300 0400 0000 4d14 0000 1100 0c00 0002 #.....M.........
    0000090: 0000 0000 0000 0000 0010 0100 ffff ffff ................

    Beginning Examined POF file

    0000080: 2300 0400 0000 0000 0000 1100 0c00 0002 #...............
    0000090: 0000 0000 0000 0000 0010 0100 ffff ffff ................

    -------------------------------------------------------------------------

    End Original POF file

    2000090: ffff ffff ffff ffff ffff ffff 1a00 2600 ..............&.
    20000a0: 0000 0000 0000 0000 d000 0000 0100 6d50 ..............mP
    20000b0: 6167 655f 3020 3030 3030 3030 3030 2030 age_0 00000000 0
    20000c0: 3344 3741 3835 383b 0800 0200 0000 202b 3D7A858;...... +
    20000d0: 0a .

    End Examined POF file

    2000090: ffff ffff ffff ffff ffff ffff 1a00 2700 ..............'.
    20000a0: 0000 0000 0000 0000 d800 0000 0100 6d45 ..............mE
    20000b0: 5043 5132 3536 2030 3030 3030 3030 3020 PCQ256 00000000
    20000c0: 3130 3030 3030 3030 3b08 0002 0000 00b7 10000000;.......
    20000d0: 370a 7.

    -------------------------------------------------------------------------

    Rgds,

    YT