在FADT table中有个字段prederred_PM_profile,在SPEC中是如下叙述的+ m; J2 l/ N) x5 ]6 ?5 z$ G0 @
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This field is set by the OEM to convey the preferred power c9 l/ k5 m! i8 {/ N$ h! c$ V; n
management profile to OSPM. OSPM can use this field to set ( p/ d( m( f7 P+ \& `- ndefault power management policy parameters during OS - ~& Z3 g: m* D) H" R; E2 N! Ginstallation. ! d* y" p+ f- x; u5 e4 j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?