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Altera_Forum's avatar
Altera_Forum
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8 years ago

Cyclone V HPS CPU frequency

How do I query and/or set the core frequency for the Cyclone V embedded SoC ARM CPU running Angstrom Linux? I'm using a DE10-Nano board with a Linux console BSP from Terasic. In /proc/cpuinfo, ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

Curiously, if I load the Terasic Xfce BSP (Ångström v2016.12, kernel 4.1.33) instead, /proc/cpuinfo reports that each CPU is 1594.16 MIPS. However, my code appears to run exactly as fast (or as slow) as with the console BSP.