usbe
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Fixing HPET IRQ conflicts with a SSDT
The following is based on my Asus X79 Rampage IV Extreme and Rampage IV Black Edition. Background Both boards exhibit the issue that Device USBE (2nd USB 2.0 controller) wont load. The cause of this issue is that Device HPET (High Precision Event Timer) grabs Interrupt 21 (15 Hex) preventing...