From 0de0fe110468cfd609a0aaa42ea9a4c29740e507 Mon Sep 17 00:00:00 2001 From: Jeremy Soller Date: Mon, 20 Jul 2020 12:31:07 -0600 Subject: ec/system76_ec: add support for System76 EC MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This adds ACPI code for System76 EC and converts system76/lemp9 to use EC_SYSTEM76_EC. Tested on system76/lemp9. Signed-off-by: Jeremy Soller Change-Id: I1f693268d94b693b6764e4a3baf4c3180689f3be Reviewed-on: https://review.coreboot.org/c/coreboot/+/43612 Tested-by: build bot (Jenkins) Reviewed-by: Philipp Deppenwiese Reviewed-by: Michael Niewöhner --- src/ec/system76/ec/Kconfig | 9 ++ src/ec/system76/ec/acpi/ac.asl | 22 ++++ src/ec/system76/ec/acpi/battery.asl | 170 ++++++++++++++++++++++++++ src/ec/system76/ec/acpi/buttons.asl | 13 ++ src/ec/system76/ec/acpi/ec.asl | 230 ++++++++++++++++++++++++++++++++++++ src/ec/system76/ec/acpi/ec_ram.asl | 175 +++++++++++++++++++++++++++ src/ec/system76/ec/acpi/hid.asl | 50 ++++++++ src/ec/system76/ec/acpi/lid.asl | 23 ++++ src/ec/system76/ec/acpi/s76.asl | 114 ++++++++++++++++++ 9 files changed, 806 insertions(+) create mode 100644 src/ec/system76/ec/Kconfig create mode 100644 src/ec/system76/ec/acpi/ac.asl create mode 100644 src/ec/system76/ec/acpi/battery.asl create mode 100644 src/ec/system76/ec/acpi/buttons.asl create mode 100644 src/ec/system76/ec/acpi/ec.asl create mode 100644 src/ec/system76/ec/acpi/ec_ram.asl create mode 100644 src/ec/system76/ec/acpi/hid.asl create mode 100644 src/ec/system76/ec/acpi/lid.asl create mode 100644 src/ec/system76/ec/acpi/s76.asl (limited to 'src/ec') diff --git a/src/ec/system76/ec/Kconfig b/src/ec/system76/ec/Kconfig new file mode 100644 index 0000000000..fea4743593 --- /dev/null +++ b/src/ec/system76/ec/Kconfig @@ -0,0 +1,9 @@ +config EC_SYSTEM76_EC + bool + help + System76 EC + +config EC_SYSTEM76_EC_COLOR_KEYBOARD + depends on EC_SYSTEM76_EC + bool + default n diff --git a/src/ec/system76/ec/acpi/ac.asl b/src/ec/system76/ec/acpi/ac.asl new file mode 100644 index 0000000000..7326676198 --- /dev/null +++ b/src/ec/system76/ec/acpi/ac.asl @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +Device (AC) +{ + Name (_HID, "ACPI0003" /* Power Source Device */) // _HID: Hardware ID + Name (_PCL, Package (0x01) // _PCL: Power Consumer List + { + _SB + }) + + Name (ACFG, One) + + Method (_PSR, 0, NotSerialized) // _PSR: Power Source + { + Return (ACFG) + } + + Method (_STA, 0, NotSerialized) // _STA: Status + { + Return (0x0F) + } +} diff --git a/src/ec/system76/ec/acpi/battery.asl b/src/ec/system76/ec/acpi/battery.asl new file mode 100644 index 0000000000..bc239dd9c0 --- /dev/null +++ b/src/ec/system76/ec/acpi/battery.asl @@ -0,0 +1,170 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +Device (BAT0) +{ + Name (_HID, EisaId ("PNP0C0A") /* Control Method Battery */) // _HID: Hardware ID + Name (_UID, Zero) // _UID: Unique ID + Name (_PCL, Package (0x01) // _PCL: Power Consumer List + { + _SB + }) + Name (BFCC, Zero) + Method (_STA, 0, NotSerialized) // _STA: Status + { + If (^^PCI0.LPCB.EC0.ECOK) + { + If (^^PCI0.LPCB.EC0.BAT0) + { + Return (0x1F) + } + Else + { + Return (0x0F) + } + } + Else + { + Return (0x0F) + } + } + + Name (PBIF, Package (0x0D) + { + One, + 0xFFFFFFFF, + 0xFFFFFFFF, + One, + 0x39D0, + Zero, + Zero, + 0x40, + 0x40, + "BAT", + "0001", + "LION", + "Notebook" + }) + Method (IVBI, 0, NotSerialized) + { + PBIF [One] = 0xFFFFFFFF + PBIF [0x02] = 0xFFFFFFFF + PBIF [0x04] = 0xFFFFFFFF + PBIF [0x09] = " " + PBIF [0x0A] = " " + PBIF [0x0B] = " " + PBIF [0x0C] = " " + BFCC = Zero + } + + Method (UPBI, 0, NotSerialized) + { + If (^^PCI0.LPCB.EC0.BAT0) + { + Local0 = (^^PCI0.LPCB.EC0.BDC0 & 0xFFFF) + PBIF [One] = Local0 + Local0 = (^^PCI0.LPCB.EC0.BFC0 & 0xFFFF) + PBIF [0x02] = Local0 + BFCC = Local0 + Local0 = (^^PCI0.LPCB.EC0.BDV0 & 0xFFFF) + PBIF [0x04] = Local0 + Local0 = (^^PCI0.LPCB.EC0.BCW0 & 0xFFFF) + PBIF [0x05] = Local0 + Local0 = (^^PCI0.LPCB.EC0.BCL0 & 0xFFFF) + PBIF [0x06] = Local0 + PBIF [0x09] = "BAT" + PBIF [0x0A] = "0001" + PBIF [0x0B] = "LION" + PBIF [0x0C] = "Notebook" + } + Else + { + IVBI () + } + } + + Method (_BIF, 0, NotSerialized) // _BIF: Battery Information + { + If (^^PCI0.LPCB.EC0.ECOK) + { + UPBI () + } + Else + { + IVBI () + } + + Return (PBIF) /* \_SB_.BAT0.PBIF */ + } + + Name (PBST, Package (0x04) + { + Zero, + 0xFFFFFFFF, + 0xFFFFFFFF, + 0x3D90 + }) + Method (IVBS, 0, NotSerialized) + { + PBST [Zero] = Zero + PBST [One] = 0xFFFFFFFF + PBST [0x02] = 0xFFFFFFFF + PBST [0x03] = 0x2710 + } + + Method (UPBS, 0, NotSerialized) + { + If (^^PCI0.LPCB.EC0.BAT0) + { + Local0 = Zero + Local1 = Zero + If (^^AC.ACFG) + { + If (((^^PCI0.LPCB.EC0.BST0 & 0x02) == 0x02)) + { + Local0 |= 0x02 + Local1 = (^^PCI0.LPCB.EC0.BPR0 & 0xFFFF) + } + } + Else + { + Local0 |= One + Local1 = (^^PCI0.LPCB.EC0.BPR0 & 0xFFFF) + } + + Local7 = (Local1 & 0x8000) + If ((Local7 == 0x8000)) + { + Local1 ^= 0xFFFF + } + + Local2 = (^^PCI0.LPCB.EC0.BRC0 & 0xFFFF) + Local3 = (^^PCI0.LPCB.EC0.BPV0 & 0xFFFF) + PBST [Zero] = Local0 + PBST [One] = Local1 + PBST [0x02] = Local2 + PBST [0x03] = Local3 + If ((BFCC != ^^PCI0.LPCB.EC0.BFC0)) + { + Notify (BAT0, 0x81) // Information Change + } + } + Else + { + IVBS () + } + } + + Method (_BST, 0, NotSerialized) // _BST: Battery Status + { + If (^^PCI0.LPCB.EC0.ECOK) + { + UPBS () + } + Else + { + IVBS () + } + + Return (PBST) /* \_SB_.BAT0.PBST */ + } +} diff --git a/src/ec/system76/ec/acpi/buttons.asl b/src/ec/system76/ec/acpi/buttons.asl new file mode 100644 index 0000000000..ae85c67ccc --- /dev/null +++ b/src/ec/system76/ec/acpi/buttons.asl @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +Device (PWRB) +{ + Name (_HID, EisaId ("PNP0C0C")) + Name (_PRW, Package () { EC_GPE_SWI, 3 }) +} + +Device (SLPB) +{ + Name (_HID, EisaId ("PNP0C0E")) + Name (_PRW, Package () { EC_GPE_SWI, 3 }) +} diff --git a/src/ec/system76/ec/acpi/ec.asl b/src/ec/system76/ec/acpi/ec.asl new file mode 100644 index 0000000000..5989f6d285 --- /dev/null +++ b/src/ec/system76/ec/acpi/ec.asl @@ -0,0 +1,230 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +Scope (\_SB) { + #include "ac.asl" + #include "battery.asl" + #include "buttons.asl" + #include "hid.asl" + #include "lid.asl" + #include "s76.asl" +} + +Device (\_SB.PCI0.LPCB.EC0) +{ + Name (_HID, EisaId ("PNP0C09") /* Embedded Controller Device */) // _HID: Hardware ID + Name (_GPE, EC_GPE_SCI) // _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 "ec_ram.asl" + + Name (ECOK, Zero) + Method (_REG, 2, Serialized) // _REG: Region Availability + { + Debug = Concatenate("EC: _REG", Concatenate(ToHexString(Arg0), Concatenate(" ", ToHexString(Arg1)))) + If (((Arg0 == 0x03) && (Arg1 == One))) { + // 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, Zero) + Notify(^^^^BAT0, Zero) + + PNOT () + + // EC is now available + ECOK = Arg1 + + // Reset System76 Device + ^^^^S76D.RSET() + } + } + + Method (PTS, 1, Serialized) { + Debug = Concatenate("EC: PTS: ", ToHexString(Arg0)) + If (ECOK) { + // Clear wake cause + WFNO = Zero + } + } + + Method (WAK, 1, Serialized) { + Debug = Concatenate("EC: WAK: ", ToHexString(Arg0)) + If (ECOK) { + // Set current AC state + ^^^^AC.ACFG = ADP + + // Update battery information and status + ^^^^BAT0.UPBI() + ^^^^BAT0.UPBS() + + // Notify of changes + Notify(^^^^AC, Zero) + Notify(^^^^BAT0, Zero) + + // Reset System76 Device + ^^^^S76D.RSET() + } + } + + Method (_Q0A, 0, NotSerialized) // Touchpad Toggle + { + Debug = "EC: Touchpad Toggle" + } + + Method (_Q0B, 0, NotSerialized) // Screen Toggle + { + Debug = "EC: Screen Toggle" + } + + Method (_Q0C, 0, NotSerialized) // Mute + { + Debug = "EC: Mute" + } + + Method (_Q0D, 0, NotSerialized) // Keyboard Backlight + { + Debug = "EC: Keyboard Backlight" + } + + Method (_Q0E, 0, NotSerialized) // Volume Down + { + Debug = "EC: Volume Down" + } + + Method (_Q0F, 0, NotSerialized) // Volume Up + { + Debug = "EC: Volume Up" + } + + Method (_Q10, 0, NotSerialized) // Switch Video Mode + { + Debug = "EC: Switch Video Mode" + } + + Method (_Q11, 0, NotSerialized) // Brightness Down + { + Debug = "EC: Brightness Down" + if (^^^^HIDD.HRDY) { + ^^^^HIDD.HPEM (20) + } + } + + Method (_Q12, 0, NotSerialized) // Brightness Up + { + Debug = "EC: Brightness Up" + if (^^^^HIDD.HRDY) { + ^^^^HIDD.HPEM (19) + } + } + + Method (_Q13, 0, NotSerialized) // Camera Toggle + { + Debug = "EC: Camera Toggle" + } + + Method (_Q14, 0, NotSerialized) // Airplane Mode + { + Debug = "EC: Airplane Mode" + if (^^^^HIDD.HRDY) { + ^^^^HIDD.HPEM (8) + } + // TODO: hardware airplane mode + } + + Method (_Q15, 0, NotSerialized) // Suspend Button + { + Debug = "EC: Suspend Button" + Notify (SLPB, 0x80) + } + + Method (_Q16, 0, NotSerialized) // AC Detect + { + Debug = "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 + { + Debug = "EC: BAT0 Update (17)" + Notify (^^^^BAT0, 0x81) // Information Change + } + + Method (_Q19, 0, NotSerialized) // BAT0 Update + { + Debug = "EC: BAT0 Update (19)" + Notify (^^^^BAT0, 0x81) // Information Change + } + + Method (_Q1B, 0, NotSerialized) // Lid Close + { + Debug = "EC: Lid Close" + Notify (LID0, 0x80) + } + + Method (_Q1C, 0, NotSerialized) // Thermal Trip + { + Debug = "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 + { + Debug = "EC: Power Button" + Notify (PWRB, 0x80) + } + + Method (_Q50, 0, NotSerialized) // Other Events + { + Local0 = OEM4 + If (Local0 == 0x8A) { + Debug = "EC: White Keyboard Backlight" + Notify (^^^^S76D, 0x80) + } ElseIf (Local0 == 0x9F) { + Debug = "EC: Color Keyboard Toggle" + Notify (^^^^S76D, 0x81) + } ElseIf (Local0 == 0x81) { + Debug = "EC: Color Keyboard Down" + Notify (^^^^S76D, 0x82) + } ElseIf (Local0 == 0x82) { + Debug = "EC: Color Keyboard Up" + Notify (^^^^S76D, 0x83) + } ElseIf (Local0 == 0x80) { + Debug = "EC: Color Keyboard Color Change" + Notify (^^^^S76D, 0x84) + } Else { + Debug = Concatenate("EC: Other: ", ToHexString(Local0)) + } + } +} diff --git a/src/ec/system76/ec/acpi/ec_ram.asl b/src/ec/system76/ec/acpi/ec_ram.asl new file mode 100644 index 0000000000..d5f97edbd7 --- /dev/null +++ b/src/ec/system76/ec/acpi/ec_ram.asl @@ -0,0 +1,175 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +OperationRegion (ERAM, EmbeddedControl, Zero, 0xFF) +Field (ERAM, ByteAcc, Lock, Preserve) +{ + NMSG, 8, + SLED, 4, + Offset (0x02), + MODE, 1, + FAN0, 1, + TME0, 1, + TME1, 1, + FAN1, 1, + , 2, + Offset (0x03), + LSTE, 1, + LSW0, 1, + LWKE, 1, + WAKF, 1, + , 2, + PWKE, 1, + MWKE, 1, + AC0, 8, + PSV, 8, + CRT, 8, + TMP, 8, + AC1, 8, + BBST, 8, + Offset (0x0B), + Offset (0x0C), + Offset (0x0D), + Offset (0x0E), + SLPT, 8, + SWEJ, 1, + SWCH, 1, + Offset (0x10), + ADP, 1, + AFLT, 1, + BAT0, 1, + BAT1, 1, + , 3, + PWOF, 1, + WFNO, 8, + BPU0, 32, + BDC0, 32, + BFC0, 32, + BTC0, 32, + BDV0, 32, + BST0, 32, + BPR0, 32, + BRC0, 32, + BPV0, 32, + BTP0, 16, + BRS0, 16, + BCW0, 32, + BCL0, 32, + BCG0, 32, + BG20, 32, + BMO0, 64, + BIF0, 64, + BSN0, 32, + BTY0, 64, + Offset (0x67), + Offset (0x68), + ECOS, 8, + LNXD, 8, + ECPS, 8, + Offset (0x6C), + BTMP, 16, + EVTN, 8, + Offset (0x72), + PRCL, 8, + PRC0, 8, + PRC1, 8, + PRCM, 8, + PRIN, 8, + PSTE, 8, + PCAD, 8, + PEWL, 8, + PWRL, 8, + PECD, 8, + PEHI, 8, + PECI, 8, + PEPL, 8, + PEPM, 8, + PWFC, 8, + PECC, 8, + PDT0, 8, + PDT1, 8, + PDT2, 8, + PDT3, 8, + PRFC, 8, + PRS0, 8, + PRS1, 8, + PRS2, 8, + PRS3, 8, + PRS4, 8, + PRCS, 8, + PEC0, 8, + PEC1, 8, + PEC2, 8, + PEC3, 8, + CMDR, 8, + CVRT, 8, + GTVR, 8, + FANT, 8, + SKNT, 8, + AMBT, 8, + MCRT, 8, + DIM0, 8, + DIM1, 8, + PMAX, 8, + PPDT, 8, + PECH, 8, + PMDT, 8, + TSD0, 8, + TSD1, 8, + TSD2, 8, + TSD3, 8, + CPUP, 16, + MCHP, 16, + SYSP, 16, + CPAP, 16, + MCAP, 16, + SYAP, 16, + CFSP, 16, + CPUE, 16, + Offset (0xC6), + Offset (0xC7), + VGAT, 8, + OEM1, 8, + OEM2, 8, + OEM3, 16, + OEM4, 8, + Offset (0xCE), + DUT1, 8, + DUT2, 8, + RPM1, 16, + RPM2, 16, + RPM4, 16, + Offset (0xD7), + DTHL, 8, + DTBP, 8, + AIRP, 8, + WINF, 8, + RINF, 8, + Offset (0xDD), + INF2, 8, + MUTE, 1, + Offset (0xE0), + RPM3, 16, + ECKS, 8, + Offset (0xE4), + , 4, + XTUF, 1, + EP12, 1, + Offset (0xE5), + INF3, 8, + Offset (0xE7), + GFOF, 8, + Offset (0xE9), + KPCR, 1, + Offset (0xEA), + Offset (0xF0), + PL1T, 16, + PL2T, 16, + TAUT, 8, + Offset (0xF8), + FCMD, 8, + FDAT, 8, + FBUF, 8, + FBF1, 8, + FBF2, 8, + FBF3, 8 +} diff --git a/src/ec/system76/ec/acpi/hid.asl b/src/ec/system76/ec/acpi/hid.asl new file mode 100644 index 0000000000..ce8fd3f28b --- /dev/null +++ b/src/ec/system76/ec/acpi/hid.asl @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +Device (HIDD) +{ + Name (_HID, "INT33D5") + Name (HBSY, Zero) + Name (HIDX, Zero) + Name (HRDY, Zero) + + Method (HDEM, 0, Serialized) + { + HBSY = Zero + Return (HIDX) + } + + Method (HDMM, 0, Serialized) + { + Return (Zero) + } + + Method (HDSM, 1, Serialized) + { + HRDY = Arg0 + } + + Method (HPEM, 1, Serialized) + { + HBSY = One + HIDX = Arg0 + + Notify (HIDD, 0xC0) + Local0 = Zero + While (((Local0 < 0xFA) && HBSY)) + { + Sleep (0x04) + Local0++ + } + + If ((HBSY == One)) + { + HBSY = Zero + HIDX = Zero + Return (One) + } + Else + { + Return (Zero) + } + } +} diff --git a/src/ec/system76/ec/acpi/lid.asl b/src/ec/system76/ec/acpi/lid.asl new file mode 100644 index 0000000000..45e646acbb --- /dev/null +++ b/src/ec/system76/ec/acpi/lid.asl @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +Device (LID0) +{ + Name (_HID, EisaId ("PNP0C0D")) + Name (_PRW, Package () { EC_GPE_SWI, 3 }) + + Method (_LID, 0, NotSerialized) { + DEBUG = "LID: _LID" + If (^^PCI0.LPCB.EC0.ECOK) { + Return (^^PCI0.LPCB.EC0.LSTE) + } Else { + Return (One) + } + } + + Method (_PSW, 1, NotSerialized) { + DEBUG = Concatenate("LID: _PSW: ", ToHexString(Arg0)) + If (^^PCI0.LPCB.EC0.ECOK) { + ^^PCI0.LPCB.EC0.LWKE = Arg0 + } + } +} diff --git a/src/ec/system76/ec/acpi/s76.asl b/src/ec/system76/ec/acpi/s76.asl new file mode 100644 index 0000000000..7beb50b813 --- /dev/null +++ b/src/ec/system76/ec/acpi/s76.asl @@ -0,0 +1,114 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +// Notifications: +// 0x80 - hardware backlight toggle +// 0x81 - backlight toggle +// 0x82 - backlight down +// 0x83 - backlight up +// 0x84 - backlight color change +Device (S76D) { + Name (_HID, "17761776") + Name (_UID, 0) + + Method (RSET, 0, Serialized) { + Debug = "S76D: RSET" + SAPL(0) + SKBL(0) +#if CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD) + SKBC(0xFFFFFF) +#endif // CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD) + } + + Method (INIT, 0, Serialized) { + Debug = "S76D: INIT" + RSET() + If (^^PCI0.LPCB.EC0.ECOK) { + // Set flags to use software control + ^^PCI0.LPCB.EC0.ECOS = 2 + Return (0) + } Else { + Return (1) + } + } + + Method (FINI, 0, Serialized) { + Debug = "S76D: FINI" + RSET() + If (^^PCI0.LPCB.EC0.ECOK) { + // Set flags to use hardware control + ^^PCI0.LPCB.EC0.ECOS = 1 + Return (0) + } Else { + Return (1) + } + } + + // Get Airplane LED + Method (GAPL, 0, Serialized) { + If (^^PCI0.LPCB.EC0.ECOK) { + If (^^PCI0.LPCB.EC0.AIRP & 0x40) { + Return (1) + } + } + Return (0) + } + + // Set Airplane LED + Method (SAPL, 1, Serialized) { + If (^^PCI0.LPCB.EC0.ECOK) { + If (Arg0) { + ^^PCI0.LPCB.EC0.AIRP |= 0x40 + } Else { + ^^PCI0.LPCB.EC0.AIRP &= 0xBF + } + } + } + +#if CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD) + // Set KB LED Brightness + Method (SKBL, 1, Serialized) { + If (^^PCI0.LPCB.EC0.ECOK) { + ^^PCI0.LPCB.EC0.FDAT = 6 + ^^PCI0.LPCB.EC0.FBUF = Arg0 + ^^PCI0.LPCB.EC0.FBF1 = 0 + ^^PCI0.LPCB.EC0.FBF2 = Arg0 + ^^PCI0.LPCB.EC0.FCMD = 0xCA + } + } + + // Set Keyboard Color + Method (SKBC, 1, Serialized) { + If (^^PCI0.LPCB.EC0.ECOK) { + ^^PCI0.LPCB.EC0.FDAT = 0x3 + ^^PCI0.LPCB.EC0.FBUF = (Arg0 & 0xFF) + ^^PCI0.LPCB.EC0.FBF1 = ((Arg0 >> 16) & 0xFF) + ^^PCI0.LPCB.EC0.FBF2 = ((Arg0 >> 8) & 0xFF) + ^^PCI0.LPCB.EC0.FCMD = 0xCA + Return (Arg0) + } Else { + Return (0) + } + } +#else // CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD) + // Get KB LED + Method (GKBL, 0, Serialized) { + Local0 = 0 + If (^^PCI0.LPCB.EC0.ECOK) { + ^^PCI0.LPCB.EC0.FDAT = One + ^^PCI0.LPCB.EC0.FCMD = 0xCA + Local0 = ^^PCI0.LPCB.EC0.FBUF + ^^PCI0.LPCB.EC0.FCMD = Zero + } + Return (Local0) + } + + // Set KB Led + Method (SKBL, 1, Serialized) { + If (^^PCI0.LPCB.EC0.ECOK) { + ^^PCI0.LPCB.EC0.FDAT = Zero + ^^PCI0.LPCB.EC0.FBUF = Arg0 + ^^PCI0.LPCB.EC0.FCMD = 0xCA + } + } +#endif // CONFIG(EC_SYSTEM76_EC_COLOR_KEYBOARD) +} -- cgit v1.2.3