Chen Yu aeb01e6d71 tools/power turbostat: Print the C-state Pre-wake settings ... C-state pre-wake setting[1] is an optimization for some Intel CPUs to be woken up from deep C-states in order to reduce latency. According to the spec, the BIT30 is the C-state Pre-wake Disable. Expose this setting accordingly. Sample output from turbostat: ... cpu51: MSR_IA32_POWER_CTL: 0x1a00a40059 (C1E auto-promotion: DISabled) C-state Pre-wake: ENabled cpu51: MSR_TURBO_RATIO_LIMIT: 0x2021212121212224 ... [1] https://intel.github.io/wult/#c-state-pre-wake Signed-off-by: Chen Yu <yu.c.chen@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>		2021-05-04 19:10:32 -04:00
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acpi
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x86	tools/power turbostat: Print the C-state Pre-wake settings	2021-05-04 19:10:32 -04:00