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Altera_Forum
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15 years ago

problems with timer interrupts with nios II/f

Dear all, I've been using uclinux with an altera project using NIOSII/s cpu. In this project I've used the standard ram, timer, uart, ethernet, etc.. plus a timer called high_res_timer with 1 mse...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

One potential gotcha when going from NIOS II/s to /f is the addition of the data cache. Make sure that writes to the timer registers (or other hardware) bypass the data cache or you will have problems.