在FADT table中有个字段prederred_PM_profile,在SPEC中是如下叙述的 # ^2 P% h- M9 @6 H + u7 a4 V9 |% c* C0 w: P3 _) v3 _This field is set by the OEM to convey the preferred power 1 ~- |7 Z7 Y) l! j4 D& T z/ ^1 b ymanagement profile to OSPM. OSPM can use this field to set 9 B5 w# N; g8 e1 Q+ v; ?; c6 }default power management policy parameters during OS 0 v8 D) W% [( V: i: z1 C( }! \$ oinstallation. , l9 Z- m& _. b# |$ Y8 |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?