/* SPDX-License-Identifier: GPL-2.0-only */ #include Scope (\) { // IO-Trap at 0x800. This is the ACPI->SMI communication interface. OperationRegion (IO_T, SystemIO, 0x800, 0x10) Field (IO_T, ByteAcc, NoLock, Preserve) { Offset (0x8), TRP0, 8 // IO-Trap at 0x808 } // Root Complex Register Block OperationRegion (RCRB, SystemMemory, CONFIG_FIXED_RCBA_MMIO_BASE, CONFIG_RCBA_LENGTH) Field (RCRB, DWordAcc, Lock, Preserve) { Offset (0x3404), // High Performance Timer Configuration HPAS, 2, // Address Select , 5, HPTE, 1, // Address Enable } /* * Check PCH type * Return 1 if PCH is WildcatPoint * Return 0 if PCH is LynxPoint */ Method (ISWP) { Local0 = \_SB.PCI0.LPCB.PDID & 0xfff0 If (Local0 == 0x9cc0) { Return (1) } Else { Return (0) } } } // High Definition Audio (Azalia) 0:1b.0 #include "audio.asl" // ADSP/SST 0:13.0 #include "adsp.asl" // PCI Express Ports 0:1c.x #include // USB EHCI 0:1d.0 #include "ehci.asl" // USB XHCI 0:14.0 #include "xhci.asl" // LPC Bridge 0:1f.0 #include "lpc.asl" // SATA 0:1f.2 #include "sata.asl" // SMBus 0:1f.3 #include // Serial IO #include "serialio.asl" Method (_OSC, 4) { /* Check for proper GUID */ If (Arg0 == ToUUID ("33DB4D5B-1FF7-401C-9657-7441C03DD766")) { /* Let OS control everything */ Return (Arg3) } Else { /* Unrecognized UUID */ CreateDWordField (Arg3, 0, CDW1) CDW1 |= 4 Return (Arg3) } }