FreeBSD on Ryzen

[Nils Beyer]

On 2017-03-29 15:08, Don Lewis wrote:
> dev.cpu.0.freq_levels: 3400/4590 3000/3825 2200/1980
> dev.cpu.0.freq: 3400

Thanks - so I assume that sth. doesn't work correctly inside "hwpstate" when the CPU is
overclocked. I've enabled "debug.hwpstate_debug" an got:
=======================================================================================
hwpstate0: setting P0-state on cpu0
hwpstate0: setting P0-state on cpu1
hwpstate0: setting P0-state on cpu2
hwpstate0: setting P0-state on cpu3
hwpstate0: setting P0-state on cpu4
hwpstate0: setting P0-state on cpu5
hwpstate0: setting P0-state on cpu6
hwpstate0: setting P0-state on cpu7
hwpstate0: setting P0-state on cpu8
hwpstate0: setting P0-state on cpu9
hwpstate0: setting P0-state on cpu10
hwpstate0: setting P0-state on cpu11
hwpstate0: setting P0-state on cpu12
hwpstate0: setting P0-state on cpu13
hwpstate0: setting P0-state on cpu14
hwpstate0: setting P0-state on cpu15
hwpstate0: result: P1-state on cpu0
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu1
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu2
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu3
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu4
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu5
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu6
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu7
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu8
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu9
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu10
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu11
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu12
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu13
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu14
hwpstate0: error: loop is not enough.
hwpstate0: result: P1-state on cpu15
hwpstate0: error: loop is not enough.
=======================================================================================

So the CPU cannot switch to P0-state for some reason. Does anyone have an idea besides
disabling overclocking?



TIA and regards,
Nils