https://lists.freebsd.org/archives/freebsd-bugs/2026-February/032588.html
[Bug 292917] machdep.hwpstate_amd_cppc_enable no longer works
no longerbugamdcppcenable
https://stuff.mit.edu/afs/athena/system/pmax_ul4/srvd.74/usr/sipb/src/skill-3.7.8/machdep/?C=N;O=D
Index of /afs/athena/system/pmax_ul4/srvd.74/usr/sipb/src/skill-3.7.8/machdep