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#include <ec/lenovo/h8/acpi/ec.asl> Scope(\_SB.PCI0.LPCB.EC) { /* Volume down */ Method(_Q1C, 0, NotSerialized) { Trap(SMI_SAVE_CMOS) } /* Volume up */ Method(_Q1D, 0, NotSerialized) { Trap(SMI_SAVE_CMOS) } /* Mute key pressed */ Method(_Q1E, 0, NotSerialized) { Trap(SMI_SAVE_CMOS) } }