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Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

Can I disable Nios2 Data Cache?

I would like to explore the benefits of the /f core without the trouble of maintaining dcache coherency. I read in the SW Guide that the cache cannot be disabled, but wonder if there is a way. (eith...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

Just as you suspect, you can set always_bypass_dcache to "1" in your system PTF to disable the dcache.

Edit the PTF while SOPC Builder isn't running.