Help¶

This option specifies the CPU Clock Frequency in MHz in order to convert Intel RDTSC timestamp to microseconds.

Direct dependencies¶

BOOT_TIME_MEASUREMENT

(Includes any dependencies from if’s and menus.)

Defaults¶

20 if BOOT_TIME_MEASUREMENT

Kconfig definition¶

At misc/Kconfig:276

Included via Kconfig:10 → Kconfig.zephyr:31

Menu path: (top menu) → System Monitoring Options

config CPU_CLOCK_FREQ_MHZ
    int
    prompt "CPU Clock Frequency in MHz" if BOOT_TIME_MEASUREMENT
    default 20 if BOOT_TIME_MEASUREMENT
    depends on BOOT_TIME_MEASUREMENT
    help
      This option specifies the CPU Clock Frequency in MHz in order to
      convert Intel RDTSC timestamp to microseconds.

(Definitions include propagated dependencies, including from if’s and menus.)