| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* This file is part of the coreboot project. */ |
| |
| #include <southbridge/intel/common/acpi/platform.asl> |
| |
| /* The _PTS method (Prepare To Sleep) is called before the OS is |
| * entering a sleep state. The sleep state number is passed in Arg0 |
| */ |
| |
| Method(_PTS,1) |
| { |
| } |
| |
| /* The _WAK method is called on system wakeup */ |
| |
| Method(_WAK,1) |
| { |
| /* Update AC status */ |
| Store (\_SB.PCI0.LPCB.EC0.ACEX, Local0) |
| if (LNotEqual (Local0, \PWRS)) { |
| Store (Local0, \PWRS) |
| Notify (\_SB.PCI0.LPCB.EC0.AC, 0x80) |
| } |
| |
| /* Update LID status */ |
| Store (\_SB.PCI0.LPCB.EC0.LIDS, Local0) |
| if (LNotEqual (Local0, \LIDS)) { |
| Store (Local0, \LIDS) |
| Notify (\_SB.PCI0.LPCB.EC0.LID0, 0x80) |
| } |
| |
| Return(Package(){0,0}) |
| } |