blob: b8f4d2fff698d6356b00ef4f02a0edf8f9a8f294 [file] [log] [blame]
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2018 Intel Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
/* Global Variables */
Name (\PICM, 0) // IOAPIC/8259
/*
* Global ACPI memory region. This region is used for passing information
* between coreboot (aka "the system bios"), ACPI, and the SMI handler.
* Since we don't know where this will end up in memory at ACPI compile time,
* we have to fix it up in coreboot's ACPI creation phase.
*/
External (NVSA)
OperationRegion (GNVS, SystemMemory, NVSA, 0x2000)
Field (GNVS, ByteAcc, NoLock, Preserve)
{
/* Miscellaneous */
Offset (0x00),
OSYS, 16, // 0x00 - Operating System
SMIF, 8, // 0x02 - SMI function
PCNT, 8, // 0x03 - Processor Count
PPCM, 8, // 0x04 - Max PPC State
TLVL, 8, // 0x05 - Throttle Level Limit
LIDS, 8, // 0x06 - LID State
PWRS, 8, // 0x07 - AC Power State
CBMC, 32, // 0x08 - 0x0b AC Power State
PM1I, 64, // 0x0c - 0x13 PM1 wake status bit
GPEI, 64, // 0x14 - 0x17 GPE wake status bit
DPTE, 8, // 0x1c - Enable DPTF
NHLA, 64, // 0x1d - 0x24 NHLT Address
NHLL, 32, // 0x25 - 0x28 NHLT Length
CID1, 16, // 0x29 - 0x2a Wifi Country Identifier
U2WE, 16, // 0x2b - 0x2c USB2 Wake Enable Bitmap
U3WE, 16, // 0x2d - 0x2e USB3 Wake Enable Bitmap
UIOR, 8, // 0x2f - UART debug controller init on S3 resume
S5U0, 8, // 0x30 - Enable USB in S5
S3U0, 8, // 0x31 - Enable USB in S3
/* ChromeOS specific */
Offset (0x100),
#include <vendorcode/google/chromeos/acpi/gnvs.asl>
}
/* Set flag to enable USB charging in S3 */
Method (S3UE)
{
Store (One, \S3U0)
}
/* Set flag to disable USB charging in S3 */
Method (S3UD)
{
Store (Zero, \S3U0)
}
/* Set flag to enable USB charging in S5 */
Method (S5UE)
{
Store (One, \S5U0)
}
/* Set flag to disable USB charging in S5 */
Method (S5UD)
{
Store (Zero, \S5U0)
}