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/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
/* 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
PRM0, 8, // 0x03 - SMI function parameter
PRM1, 8, // 0x04 - SMI function parameter
SCIF, 8, // 0x05 - SCI function
PRM2, 8, // 0x06 - SCI function parameter
PRM3, 8, // 0x07 - SCI function parameter
LCKF, 8, // 0x08 - Global Lock function for EC
PRM4, 8, // 0x09 - Lock function parameter
PRM5, 8, // 0x0a - Lock function parameter
PCNT, 8, // 0x0b - Processor Count
PPCM, 8, // 0x0c - Max PPC State
TMPS, 8, // 0x0d - Temperature Sensor ID
TLVL, 8, // 0x0e - Throttle Level Limit
FLVL, 8, // 0x0f - Current FAN Level
TCRT, 8, // 0x10 - Critical Threshold
TPSV, 8, // 0x11 - Passive Threshold
TMAX, 8, // 0x12 - CPU Tj_max
S5U0, 8, // 0x13 - Enable USB in S5
S3U0, 8, // 0x14 - Enable USB in S3
S33G, 8, // 0x15 - Enable 3G in S3
LIDS, 8, // 0x16 - LID State
PWRS, 8, // 0x17 - AC Power State
CMEM, 32, // 0x18 - 0x1b - CBMEM TOC
CBMC, 32, // 0x1c - 0x1f - coreboot Memory Console
PM1I, 64, // 0x20 - 0x27 - PM1 wake status bit
GPEI, 64, // 0x28 - 0x2f - GPE wake status bit
DPTE, 8, // 0x30 - Enable DPTF
NHLA, 64, // 0x31 - NHLT Address
NHLL, 32, // 0x39 - NHLT Length
CID1, 16, // 0x3d - Wifi Country Identifier
U2WE, 16, // 0x3f - USB2 Wake Enable Bitmap
U3WE, 8, // 0x41 - USB3 Wake Enable Bitmap
UIOR, 8, // 0x42 - UART debug controller init on S3 resume
EPCS, 8, // 0x43 - SGX Enabled status
EMNA, 64, // 0x44 - 0x4B EPC base address
ELNG, 64, // 0x4C - 0x53 EPC Length
E4GM, 8, // 0x54 - Enable above 4GB MMIO Resource
A4GB, 64, // 0x55 - 0x5C Base of above 4GB MMIO Resource
A4GS, 64, // 0x5D - 0x64 Length of above 4GB MMIO Resource
/* IGD OpRegion */
Offset (0xb4),
ASLB, 32, // 0xb4 - IGD OpRegion Base Address
IBTT, 8, // 0xb8 - IGD boot panel device
IPAT, 8, // 0xb9 - IGD panel type CMOS option
ITVF, 8, // 0xba - IGD TV format CMOS option
ITVM, 8, // 0xbb - IGD TV minor format option
IPSC, 8, // 0xbc - IGD panel scaling
IBLC, 8, // 0xbd - IGD BLC config
IBIA, 8, // 0xbe - IGD BIA config
ISSC, 8, // 0xbf - IGD SSC config
I409, 8, // 0xc0 - IGD 0409 modified settings
I509, 8, // 0xc1 - IGD 0509 modified settings
I609, 8, // 0xc2 - IGD 0609 modified settings
I709, 8, // 0xc3 - IGD 0709 modified settings
IDMM, 8, // 0xc4 - IGD Power conservation feature
IDMS, 8, // 0xc5 - IGD DVMT memory size
IF1E, 8, // 0xc6 - IGD function 1 enable
HVCO, 8, // 0xc7 - IGD HPLL VCO
NXD1, 32, // 0xc8 - IGD _DGS next DID1
NXD2, 32, // 0xcc - IGD _DGS next DID2
NXD3, 32, // 0xd0 - IGD _DGS next DID3
NXD4, 32, // 0xd4 - IGD _DGS next DID4
NXD5, 32, // 0xd8 - IGD _DGS next DID5
NXD6, 32, // 0xdc - IGD _DGS next DID6
NXD7, 32, // 0xe0 - IGD _DGS next DID7
NXD8, 32, // 0xe4 - IGD _DGS next DID8
ISCI, 8, // 0xe8 - IGD SMI/SCI mode (0: SCI)
PAVP, 8, // 0xe9 - IGD PAVP data
Offset (0xeb),
OSCC, 8, // 0xeb - PCIe OSC control
NPCE, 8, // 0xec - native PCIe support
PLFL, 8, // 0xed - platform flavor
BREV, 8, // 0xee - board revision
DPBM, 8, // 0xef - digital port b mode
DPCM, 8, // 0xf0 - digital port c mode
DPDM, 8, // 0xf1 - digital port d mode
ALFP, 8, // 0xf2 - active lfp
IMON, 8, // 0xf3 - current graphics turbo imon value
MMIO, 8, // 0xf4 - 64bit mmio support
/* 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)
}
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