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JonGoh's avatar
JonGoh
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11 months ago

Configuration via Protocol (CvP) fail after loading the periphery image

Hi, May I know if this issue has been resolved in newer versions of the CvP driver? I am still facing CvP intermittent failing problems and was wondering whether there are other workarounds other th...
Configuration
JohnT_Altera's avatar
JohnT_Altera
Icon for Regular Contributor rankRegular Contributor
11 months ago

Hi,


Can you try modify the source code of 5.15.3-lts as below?


drivers/fpga/altera-cvp.c file.

Change "#define V2_CREDIT_TIMEOUT_US 20000" to "#define V2_CREDIT_TIMEOUT_US 40000"


Thanks.


JonGoh's avatar
JonGoh
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11 months ago

Hi @JohnT_Intel ,

The original source code for 5.15.30-lts is already set as 40000. For kernel version 6.6.37-lts, may I know if the problem of /sys/kernel/debug/fpga_manager directory not being created is replicable?

Thanks

Jon