Forum Discussion

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

Changing the Size of Data and Instruction Cache

Hello again, I am trying to increase the data and instruction cache to test if the speed increases when reading data from the UART. At first, I tried making it four times bigger, Quartus said ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Hi, we have changed the size of data and instruction cache many times to optimize speed/fpga size. We have had no boot problems as a result of changing these. Just rebuild the kernel and run. Are you sure you didn't inadvertently change the reset/exception vector addresses. It sounds to me like something is wrong beyond the cache.