/* SPDX-License-Identifier: GPL-2.0-only */ /* TODO: Update for Phoenix */ Device(PCI0) { Name(_HID, EISAID("PNP0A08")) /* PCI Express Root Bridge */ Name(_CID, EISAID("PNP0A03")) /* PCI Root Bridge */ /* Operating System Capabilities Method */ Method(_OSC, 4) { CreateDWordField(Arg3, 0, CDW1) /* Capabilities dword 1 */ /* Check for proper PCI/PCIe UUID */ If (Arg0 == ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766")) { /* Let OS control everything */ Return (Arg3) } Else { CDW1 |= 4 /* Unrecognized UUID */ Return (Arg3) } } /* 0:14.3 - LPC */ #include } /* End PCI0 scope */