在FADT table中有个字段prederred_PM_profile,在SPEC中是如下叙述的 v' ^ J1 {) W% R! y
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This field is set by the OEM to convey the preferred power % o( A$ |5 t/ R* R* u2 p
management profile to OSPM. OSPM can use this field to set / n$ ?$ r" }* @& ?4 C) v4 t
default power management policy parameters during OS . t4 Z+ ?) o7 u; j8 M
installation. $ k, v2 c2 N5 d. q3 t5 s5 g
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?