在FADT table中有个字段prederred_PM_profile,在SPEC中是如下叙述的) [$ s4 U3 [+ h- P* c: v5 }
" r3 V6 F1 l7 C8 u
This field is set by the OEM to convey the preferred power - `" _9 {( b/ Q6 ]# Q) smanagement profile to OSPM. OSPM can use this field to set U3 B# j; G; h+ S. W% H
default power management policy parameters during OS 0 R5 P% K \! y7 W
installation. % x$ H. U$ O$ v; C3 U, A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?