Advanced Configuration and Power Interface Specification

Thermal Management
//
// NOTE3: This code will define Passive cooling so that
// CPU throttling will be initiated within the Power Limit
// Region passed in such that the next higher Power Limit
// Region will not be reached.
Switch(Arg2)
{
Case(1) // Power Limit = 1.
{
// Stay in Acoustic Limit 1.
Store(60,PSVT) // Passive = 60C.
}
Case(2) // Power Limit = 2.
{
// Store Highest supported Acoustic Level
// at this Power Limit (1 or 2).
Store(70,PSVT)
If(Lequal(Arg1,1))
{
// Stay in Acoustic Level 1.
Store(60,PSVT)
}
}
Case(3) // Power Limit = 3.
{
// Store Highest supported Acoustic Level
// at this Power Limit (1, 2, or 3).
Store(80,PSVT)
If(Lequal(Arg1,2))
{
// Stay in Acoustic Level 1 or 2.
Store(70,PSVT)
}
If(Lequal(Arg1,1))
{
// Stay in Acoustic Level 1.
Store(60,PSVT)
}
}
Case(4) // Power Limit = 4.
{
// Store Highest supported Acoustic Level
// at this Power Limit (1, 2, 3, or 4).
Store(90,PSVT)
If(Lequal(Arg1,3))
{
// Stay in Acoustic Level 1 or 2.
Store(80,PSVT)
}
If(Lequal(Arg1,2))
{
// Stay in Acoustic Level 1 or 2.
Store(70,PSVT)
}
If(Lequal(Arg1,1))
{
// Stay in Acoustic Level 1.
Store(60,PSVT)
}
}
Version 6.0 617