xref: /aosp_15_r20/external/coreboot/src/mainboard/ocp/tiogapass/acpi/platform.asl (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2
3/* Enable ACPI _SWS methods */
4#include <soc/intel/common/acpi/acpi_wake_source.asl>
5
6Name (_S0, Package (0x04) // mandatory system state
7{
8	0x00, 0x00, 0x00, 0x00
9})
10
11Name (_S5, Package (0x04)  // mandatory system state
12{
13	0x07, 0x00, 0x00, 0x00
14})
15
16/* The APM port can be used for generating software SMIs */
17OperationRegion (APMP, SystemIO, 0xb2, 2)
18Field (APMP, ByteAcc, NoLock, Preserve)
19{
20	APMC, 8,	// APM command
21	APMS, 8		// APM status
22}
23
24#include <arch/x86/acpi/post.asl>
25
26/*
27 * The _PTS method (Prepare To Sleep) is called before the OS is
28 * entering a sleep state. The sleep state number is passed in Arg0
29 */
30
31Method (_PTS, 1)
32{
33}
34
35/* The _WAK method is called on system wakeup */
36
37Method (_WAK, 1)
38{
39	Return (Package (){ 0, 0 })
40}
41