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Altera_Forum
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15 years ago

How to increase Nios II/s CPU Data Cache

Dear Friends, my nios CPU had instruction cache is 4k byte (default)and data cache is 2k byte(default). I had read data through Ethernet using UDP and my packet size is 1024, as i put my...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

you can flush the data cache whenever you want / need too.

have a look at the HAL file alt_cache.h

you can increase the cache when you open your quartus project, open the sopc builder and modify the nios cpu core then re-generate the sopc and recompile the fpga. you could also change the nios-s to nios-f if you want at the same time.