在FADT table中有个字段prederred_PM_profile,在SPEC中是如下叙述的 ( O4 Q* i1 i" t4 @9 P; c5 q4 H 5 y; O4 H6 V) Y2 P+ \) {3 ZThis field is set by the OEM to convey the preferred power ( R7 [5 \+ C, g% t/ d7 K; |7 M; Qmanagement profile to OSPM. OSPM can use this field to set Q2 q- c( [! S% l9 }& j
default power management policy parameters during OS % ~. R' T0 I8 S$ jinstallation. " z9 @% E' K4 k6 o/ h8 W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?