在FADT table中有个字段prederred_PM_profile,在SPEC中是如下叙述的 % T7 q: B+ D- O6 Z* [3 \* F" s/ ]$ i* U
This field is set by the OEM to convey the preferred power u z, m8 W* @* F: }1 Smanagement profile to OSPM. OSPM can use this field to set ( c- Q- `2 @9 R' R [3 k- W
default power management policy parameters during OS 5 e) N0 r( V9 e
installation. 9 p& c d; U- Z8 C
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?