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Altera_Forum
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7 years ago

Bare metal application on Cyclone V too slow - DE10-Nano

Hello all, I'm trying to develop some bare metal application in C using DS-5 with arm-altera-eabi-gcc with the DE10-Nano (ARM Cortex A9) but after some time developing the code I realized that ...
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Altera_Forum
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7 years ago

Do you compile with optimisations (-O2) ?

Does your preloader execute from flash and set the CPU to it nominal frequency ? (if you are using SDRAM then my guess is yes because you need a properly configured preloader to set up the SDRAM parameters). You should see a line like that from the preloader: 

CLOCK: MPU clock 800 MHz