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CCS/PROCESSOR-SDK-DRA8X-TDA4X: can c7x use UDMA?

shuai wang32
Genius 4770 points

Part Number: PROCESSOR-SDK-DRA8X-TDA4X

Tool/software: Code Composer Studio

HI:

                I   am  using    psdk_rtos_auto_j7_06_01_01_12   SDK ,     i   have   run   my  CNN   on  c66  and   i   using     UDMA  on   c66     to  copy   data.

               but    i    find    undef ENABLE_UDMA_COPY   in   vision_apps\apps\basic_demos\app_tirtos\common\app_cfg_c7x_1.h        

               i    move    it      then       C7X    do   appUdmaCopyInit    have   some   problem    it   give  out  follow   log 

[C7x_1 ]     11.996982 s: UDMA : ERROR: UDMA channel open failed!!
[C7x_1 ]     11.996993 s: [Error] UDMA UTC channel config failed!!
[C7x_1 ]     11.997015 s: UDMA Copy: Init gAppUdmaDefaultChHandle=0!!!
[C7x_1 ]     11.997029 s: UDMA : ERROR: Default channel object create failed!!!
[C7x_1 ]     11.997040 s: UDMA Copy:gAppUdmaDefaultChHandle  Init ... Done !!!
                 c66    do   appUdmaCopyInit    is    successful！

[C6x_1 ]     14.255376 s: pw call appUdmaCopyInit
[C6x_1 ]     14.255385 s: UDMA Copy: Init ... !!!
[C6x_1 ]     14.257606 s: UDMA Copy: Init gAppUdmaDefaultChHandle=ac601000!!!
            so     can   c7x   use   UDMA ?

Thanks!

Shuai


     

           

    

  • 0
    TI__Guru** 113810 points

    Hi,

    Sorry, this one fell through the cracks.

    However, I think there were related threads that were posted on this topic.

    If this topic still needs to be answered, I request you to create a new ticket based on the latest SDK. Thank you.

    Regards

    Karthik