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/* SPDX-License-Identifier: GPL-2.0-only */
Device (EC0)
{
Name (_HID, EisaId ("PNP0C09") /* Embedded Controller Device */) // _HID: Hardware ID
Name (_GPE, 0x50 /* GPP_E16 */) // _GPE: General Purpose Events
Name (_CRS, ResourceTemplate () // _CRS: Current Resource Settings
{
IO (Decode16,
0x0062, // Range Minimum
0x0062, // Range Maximum
0x00, // Alignment
0x01, // Length
)
IO (Decode16,
0x0066, // Range Minimum
0x0066, // Range Maximum
0x00, // Alignment
0x01, // Length
)
})
#include "acpi/ec_ram.asl"
Name (ECOK, 0)
Method (_REG, 2, Serialized) // _REG: Region Availability
{
Printf ("EC: _REG %o %o", ToHexString(Arg0), ToHexString(Arg1))
If ((Arg0 == 0x03) && (Arg1 == 1)) {
// Enable hardware touchpad lock, airplane mode, and keyboard backlight keys
ECOS = 1
// Enable software display brightness keys
WINF = 1
// Set current AC state
^^^^AC.ACFG = ADP
// Update battery information and status
^^^^BAT0.UPBI()
^^^^BAT0.UPBS()
// Notify of changes
Notify(^^^^AC, 0)
Notify(^^^^BAT0, 0)
PNOT ()
// EC is now available
ECOK = Arg1
// Reset System76 Device
^^^^S76D.RSET()
}
}
Name (S3OS, 0)
Method (PTS, 1, Serialized) {
Printf ("EC: PTS: %o", ToHexString(Arg0))
If (ECOK) {
// Save ECOS during sleep
S3OS = ECOS
// Clear wake cause
WFNO = 0
}
}
Method (WAK, 1, Serialized) {
Printf ("EC: WAK: %o", ToHexString(Arg0))
If (ECOK) {
// Restore ECOS after sleep
ECOS = S3OS
// Set current AC state
^^^^AC.ACFG = ADP
// Update battery information and status
^^^^BAT0.UPBI()
^^^^BAT0.UPBS()
// Notify of changes
Notify(^^^^AC, 0)
Notify(^^^^BAT0, 0)
// Reset System76 Device
^^^^S76D.RSET()
}
}
Method (_Q0A, 0, NotSerialized) // Touchpad Toggle
{
Printf ("EC: Touchpad Toggle")
}
Method (_Q0B, 0, NotSerialized) // Screen Toggle
{
Printf ("EC: Screen Toggle")
}
Method (_Q0C, 0, NotSerialized) // Mute
{
Printf ("EC: Mute")
}
Method (_Q0D, 0, NotSerialized) // Keyboard Backlight
{
Printf ("EC: Keyboard Backlight")
}
Method (_Q0E, 0, NotSerialized) // Volume Down
{
Printf ("EC: Volume Down")
}
Method (_Q0F, 0, NotSerialized) // Volume Up
{
Printf ("EC: Volume Up")
}
Method (_Q10, 0, NotSerialized) // Switch Video Mode
{
Printf ("EC: Switch Video Mode")
}
Method (_Q11, 0, NotSerialized) // Brightness Down
{
Printf ("EC: Brightness Down")
if (^^^^HIDD.HRDY) {
^^^^HIDD.HPEM (20)
}
}
Method (_Q12, 0, NotSerialized) // Brightness Up
{
Printf ("EC: Brightness Up")
if (^^^^HIDD.HRDY) {
^^^^HIDD.HPEM (19)
}
}
Method (_Q13, 0, NotSerialized) // Camera Toggle
{
Printf ("EC: Camera Toggle")
}
Method (_Q14, 0, NotSerialized) // Airplane Mode
{
Printf ("EC: Airplane Mode")
if (^^^^HIDD.HRDY) {
^^^^HIDD.HPEM (8)
}
// TODO: hardware airplane mode
}
Method (_Q15, 0, NotSerialized) // Suspend Button
{
Printf ("EC: Suspend Button")
Notify (SLPB, 0x80)
}
Method (_Q16, 0, NotSerialized) // AC Detect
{
Printf ("EC: AC Detect")
^^^^AC.ACFG = ADP
Notify (AC, 0x80) // Status Change
If (BAT0)
{
Notify (^^^^BAT0, 0x81) // Information Change
Notify (^^^^BAT0, 0x80) // Status Change
}
}
Method (_Q17, 0, NotSerialized) // BAT0 Update
{
Printf ("EC: BAT0 Update (17)")
Notify (^^^^BAT0, 0x81) // Information Change
}
Method (_Q19, 0, NotSerialized) // BAT0 Update
{
Printf ("EC: BAT0 Update (19)")
Notify (^^^^BAT0, 0x81) // Information Change
}
Method (_Q1B, 0, NotSerialized) // Lid Close
{
Printf ("EC: Lid Close")
Notify (LID0, 0x80)
}
Method (_Q1C, 0, NotSerialized) // Thermal Trip
{
Printf ("EC: Thermal Trip")
/* TODO
Notify (\_TZ.TZ0, 0x81) // Thermal Trip Point Change
Notify (\_TZ.TZ0, 0x80) // Thermal Status Change
*/
}
Method (_Q1D, 0, NotSerialized) // Power Button
{
Printf ("EC: Power Button")
Notify (PWRB, 0x80)
}
Method (_Q50, 0, NotSerialized) // Other Events
{
Local0 = OEM4
If (Local0 == 0x8A) {
Printf ("EC: White Keyboard Backlight")
Notify (^^^^S76D, 0x80)
} ElseIf (Local0 == 0x9F) {
Printf ("EC: Color Keyboard Toggle")
Notify (^^^^S76D, 0x81)
} ElseIf (Local0 == 0x81) {
Printf ("EC: Color Keyboard Down")
Notify (^^^^S76D, 0x82)
} ElseIf (Local0 == 0x82) {
Printf ("EC: Color Keyboard Up")
Notify (^^^^S76D, 0x83)
} ElseIf (Local0 == 0x80) {
Printf ("EC: Color Keyboard Color Change")
Notify (^^^^S76D, 0x84)
} Else {
Printf ("EC: Other: %o", ToHexString(Local0))
}
}
}
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