在FADT table中有个字段prederred_PM_profile,在SPEC中是如下叙述的% R( y3 H( b( m
. ^$ J) q( X5 ]6 QThis field is set by the OEM to convey the preferred power % w' g) w9 C, O3 j6 {7 ymanagement profile to OSPM. OSPM can use this field to set 5 D! N+ l- n: |9 F( I
default power management policy parameters during OS + M. }: ^7 L( b( ^: b6 O/ k- tinstallation. / u8 p' s2 E7 e但是在实作中,确感觉不到这个有什么差异,有哪个兄弟清楚不?