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etnapoli

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  1. I'm experiencing very long run times for XSCT commands. I initially note this for the ps7_init command but also the other commands are very slow. eg the following command takes a huge time to complete: for {set i 0x0a000000} {$i < 0x0a001000} {incr i 4} {mwr $i $i} ; #write some data in the DRAM I'm using vivado/vitis 2021.2 on windows 10 and using the old Zybo board. The HW is taken from a tutorial (https://www.youtube.com/watch?v=sl8xCMu39Mk&t=6121s) and want to instantiate the ILA to demonstrate the AXI behavior. When I run the ps7_config and ps7_post_config commands to enable PL clock the XSCT console hangs for more than ten minutes. This is not normal since the same project on Vivado 2021.1 and zedboard was almost instantly running the command. I add that to run the command I do open the XSCT console and run: connect target 2 source ps7_init.tcl ps7_init The procedure is faster if I stop the ARM (using the command 'stop') before launching the command. But I'm not sure how stopping the core could affect the initialization procedure and I don't know when exactly is ok to let the ARM to run again using the 'con' command. I went through the code of the ps7_init procedure. Running one line at a time I can tell that each mask_write takes about 10 seconds if the core is running, this clearly suggests that the entire procedure can take a lot of time. When stopping the core the ps7_init command takes about 30s. Furtehr info, I do run the XSCT console in the design mode of Vitis, hence I do not click on the Debug tab on the top right of the window.
  2. Restarting the hw_server did not help. However, restarting the notebook solved the issue. Thnk you for your help, who knows what was blocking Vitis. By the way, how to increase the JTAG frequency in Vitis? The procedure you showed seems to be for Vivado.
  3. I am working on Windows 10 and Vitis 2021.2 I have the Hello world application runnning on Zybo (not Z7 version) Digilent board. The HW is quite simple and is composed by the PS with GPIO, UART. .elf size is 173kB When I build the application is behaving normal. Build time 7s Than I click on 'run on hardware' and wait. 1) starts program device after 45s 2) still launching system debugger 66% at 2min 3) it is at 69% after 4min 15s 4) it is at 81% after 6min 5) finished after 6min 27s. This is extremely slow and was not like that with zedboard and vivado 2021.1. This is way too slow. I found a user that says this is a problem with the hw_server in version 2021.2 Is there anything I can do to solve the issue? Thx.
  4. My 2c. I just tried and when I click on refresh i do see Zybo, Zybo z7-10, and zybo z7-20 all of them to be downloaded to be used. I only tried Zybo since this is the one that I have.
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