root says "Permission denied"

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blacksea680
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Joined: Wed May 31, 2023 6:07 pm

root says "Permission denied"

Post by blacksea680 » Wed Feb 14, 2024 8:01 pm

I'm trying to implement Anton Potočnik's Led Blinker project and I made it through all steps except the last one, where I need to execute "cat /root/led_blink.bit > /dev/xdevcfg" on the Red Pitaya console (on Windows10). When I try to do that, it gives me the error "Permission denied." I'm surely connected to the root and my bitstream file is in the correct location. Does anyone have any advice on what the problem would be?

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redpitaya
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Joined: Wed Mar 26, 2014 7:04 pm

Re: root says "Permission denied"

Post by redpitaya » Wed Feb 21, 2024 12:37 pm

Hello blacksea 680,

Thank you for writing on the forum.

Here are a few suggestions:
  • Try using the "rw" command before you change the FPGA image
  • Try using "sudo" before the command
Let me know how it goes.

blacksea680
Posts: 8
Joined: Wed May 31, 2023 6:07 pm

Re: root says "Permission denied"

Post by blacksea680 » Wed Feb 21, 2024 6:43 pm

Following the steps on the RP page for 2.00 OS worked, thank you so much!

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redpitaya
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Re: root says "Permission denied"

Post by redpitaya » Thu Feb 22, 2024 2:51 pm

Glad it worked!

Good luck with your projects!

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