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ZVere's avatar
ZVere
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4 years ago

Measure time in NIOS application

Hello, I used the following code to measure 1usec in baremetal NIOS application. PERF_RESET (NIOS_PERFORMANCE_COUNTER_BASE); PERF_START_MEASURING (NIOS_PERFORMANCE_COUNTER_BASE); PERF_BEGIN (N...
EricMunYew_C_Intel's avatar
EricMunYew_C_Intel
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4 years ago

Your code is measuring the number of clock cycles to finish execute usleep(1), not measuring the delay.


  • ZVere's avatar
    ZVere
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    4 years ago

    Hello,

    Thank you for your reply.

    How can I measure exactly the time a specified code is running ? (in clocks)

    For example: If the code is usleep (1), I expect that NofClocks * Frequency ~ 1usec

    Best regards,

    Zvika