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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2016 Google Inc.
*
* 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.
*/
Device (TPSD)
{
/*
* TPSACPI01 is not a valid _HID but it is what the linux topstar
* laptop driver expects, use this indirection to let it compile.
*/
Name (BHID, "TPSACPI01")
Method (_HID)
{
Return (BHID)
}
Name (_UID, 0)
Method (FNCX, 1, NotSerialized)
{
If (LEqual (Arg0, 0x86)) {
/* Enable topstar-laptop kernel driver handling */
Store (One, ^^EC.TPSE)
} ElseIf (LEqual (Arg0, 0x87)) {
/* Disable topstar-laptop kernel driver handling */
Store (Zero, ^^EC.TPSE)
}
}
}
Device (EC)
{
Name (_HID, EisaId ("PNP0C09"))
Name (_UID, 0)
Name (_GPE, EC_SCI_GPI)
Name (_CRS, ResourceTemplate () {
IO (Decode16, 0x62, 0x62, 0, 1)
IO (Decode16, 0x66, 0x66, 0, 1)
})
OperationRegion (ERAM, EmbeddedControl, Zero, 0xFF)
Field (ERAM, ByteAcc, Lock, Preserve)
{
Offset (0x15),
BSTS, 2, /* Battery Status */
, 3,
BTEX, 1, /* Battery Present */
Offset (0x1D),
TPAD, 1, /* Touchpad Enable/Disable */
WIFI, 1, /* WiFi Enable/Disable */
, 3,
BTLE, 1, /* Bluetooth Enable/Disable */
Offset (0x25),
, 5,
TPSE, 1, /* topstar-laptop driver enable/disable */
Offset (0x31),
, 6,
LIDS, 1, /* LID Switch */
ACEX, 1, /* AC present */
Offset (0x8E),
BTDA, 16, /* Battery Design Capacity */
Offset (0x92),
BTVO, 16, /* Battery Present Voltage */
Offset (0x98),
BTRA, 16, /* Battery Remaining Capacity */
BTDF, 16, /* Battery Last Full Charge Capacity */
Offset (0x9E),
, 4,
BFCR, 1, /* Battery Level Critical */
Offset (0xA0),
BTDV, 16, /* Battery Design Voltage */
Offset (0xA4),
BTPR, 16, /* Battery Present Rate */
Offset (0xE6),
TURB, 1, /* EC Requested Turbo Enable/Disable */
EDTB, 1, /* Confirm Turbo Enable/Disable */
}
Method (_REG, 2, NotSerialized)
{
/* Initialize AC power state */
Store (ACEX, \PWRS)
/* Initialize LID switch state */
Store (LIDS, \LIDS)
}
/* Notify topstar-laptop kernel driver */
Method (TPSN, 1)
{
If (TPSE) {
Notify (^^TPSD, Arg0)
}
}
/* KEY_WWW */
Method (_Q10)
{
TPSN (0x8A)
}
/* KEY_MAIL */
Method (_Q11)
{
TPSN (0x8B)
}
/* KEY_MEDIA */
Method (_Q12)
{
TPSN (0x8C)
}
/* AC Status Changed */
Method (_Q20)
{
Store (ACEX, \PWRS)
Notify (AC, 0x80)
Notify (BAT, 0x80)
PNOT ()
}
/* Lid Event */
Method (_Q21)
{
Store (LIDS, \LIDS)
Notify (LID0, 0x80)
}
/* Battery Event */
Method (_Q22)
{
Notify (BAT, 0x80)
}
/* KEY_SWITCHVIDEOMODE */
Method (_Q25)
{
TPSN (0x86)
}
/* KEY_BRIGHTNESSUP */
Method (_Q28)
{
TPSN (0x80)
}
/* KEY_BRIGHTNESSDOWN */
Method (_Q29)
{
TPSN (0x81)
}
/* KEY_MUTE */
Method (_Q2A)
{
TPSN (0x85)
}
/* KEY_VOLUMEUP */
Method (_Q2B)
{
TPSN (0x83)
}
/* KEY_VOLUMEDOWN */
Method (_Q2C)
{
TPSN (0x84)
}
/* KEY_SLEEP */
Method (_Q2F)
{
Notify (\_SB.SLPB, 0x80)
}
/* KEY_F13 (Touchpad Enable/Disable)
Method (_Q34)
{
TPSN (0x87)
XOr (^TPAD, One, ^TPAD)
}
/* KEY_WLAN */
Method (_Q35)
{
TPSN (0x88)
XOr (^WIFI, One, ^WIFI)
}
/* KEY_BLUETOOTH */
Method (_Q37)
{
XOr (^BTLE, One, ^BTLE)
}
/* Turbo Enable/Disable */
Method (_Q50)
{
/*
* Limiting frequency via PPC doesn't do anything if the
* kernel is using intel_pstate instead of ACPI _PPC.
*
* If the state is not updated in EDTB the EC will
* repeatedly send this event several times a second
* when the system is charging.
*/
If (TURB) {
Store (Zero, PPCM)
PPCN ()
Store (One, EDTB)
} Else {
Store (One, PPCM)
PPCN ()
Store (Zero, EDTB)
}
}
#include "ac.asl"
#include "battery.asl"
}
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