/**************************************************************************; | |
;* *; | |
;* *; | |
;* Intel Corporation - ACPI Reference Code for the Baytrail *; | |
;* Family of Customer Reference Boards. *; | |
;* *; | |
;* *; | |
;* Copyright (c) 2012 - 2014, Intel Corporation. All rights reserved *; | |
; | |
; This program and the accompanying materials are licensed and made available under | |
; the terms and conditions of the BSD License that accompanies this distribution. | |
; The full text of the license may be found at | |
; http://opensource.org/licenses/bsd-license.php. | |
; | |
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
; | |
;* *; | |
;* *; | |
;**************************************************************************/ | |
// Define the following External variables to prevent a WARNING when | |
// using ASL.EXE and an ERROR when using IASL.EXE. | |
External(PDC0) | |
External(PDC1) | |
External(PDC2) | |
External(PDC3) | |
External(CFGD) | |
External(\_PR.CPU0._PPC, IntObj) | |
External(\_SB.PCI0.LPCB.TPM.PTS, MethodObj) | |
External(\_SB.STR3, DeviceObj) | |
External(\_SB.I2C1.BATC, DeviceObj) | |
External(\_SB.DPTF, DeviceObj) | |
External(\_SB.TCHG, DeviceObj) | |
External(\_SB.IAOE.PTSL) | |
External(\_SB.IAOE.WKRS) | |
// | |
// Create a Global MUTEX. | |
// | |
Mutex(MUTX,0) | |
// Port 80h Update: | |
// Update 8 bits of the 32-bit Port 80h. | |
// | |
// Arguments: | |
// Arg0: 0 = Write Port 80h, Bits 7:0 Only. | |
// 1 = Write Port 80h, Bits 15:8 Only. | |
// 2 = Write Port 80h, Bits 23:16 Only. | |
// 3 = Write Port 80h, Bits 31:24 Only. | |
// Arg1: 8-bit Value to write | |
// | |
// Return Value: | |
// None | |
Method(P8XH,2,Serialized) | |
{ | |
If(LEqual(Arg0,0)) // Write Port 80h, Bits 7:0. | |
{ | |
Store(Or(And(P80D,0xFFFFFF00),Arg1),P80D) | |
} | |
If(LEqual(Arg0,1)) // Write Port 80h, Bits 15:8. | |
{ | |
Store(Or(And(P80D,0xFFFF00FF),ShiftLeft(Arg1,8)),P80D) | |
} | |
If(LEqual(Arg0,2)) // Write Port 80h, Bits 23:16. | |
{ | |
Store(Or(And(P80D,0xFF00FFFF),ShiftLeft(Arg1,16)),P80D) | |
} | |
If(LEqual(Arg0,3)) // Write Port 80h, Bits 31:24. | |
{ | |
Store(Or(And(P80D,0x00FFFFFF),ShiftLeft(Arg1,24)),P80D) | |
} | |
} | |
// | |
// Define SW SMI port as an ACPI Operating Region to use for generate SW SMI. | |
// | |
OperationRegion (SPRT, SystemIO, 0xB2, 2) | |
Field (SPRT, ByteAcc, Lock, Preserve) | |
{ | |
SSMP, 8 | |
} | |
// The _PIC Control Method is optional for ACPI design. It allows the | |
// OS to inform the ASL code which interrupt controller is being used, | |
// the 8259 or APIC. The reference code in this document will address | |
// PCI IRQ Routing and resource allocation for both cases. | |
// | |
// The values passed into _PIC are: | |
// 0 = 8259 | |
// 1 = IOAPIC | |
Method(\_PIC,1) | |
{ | |
Store(Arg0,GPIC) | |
Store(Arg0,PICM) | |
} | |
OperationRegion(SWC0, SystemIO, 0x610, 0x0F) | |
Field(SWC0, ByteAcc, NoLock, Preserve) | |
{ | |
G1S, 8, //SWC GPE1_STS | |
Offset(0x4), | |
G1E, 8, | |
Offset(0xA), | |
G1S2, 8, //SWC GPE1_STS_2 | |
G1S3, 8 //SWC GPE1_STS_3 | |
} | |
OperationRegion (SWC1, SystemIO, \PMBS, 0x2C) | |
Field(SWC1, DWordAcc, NoLock, Preserve) | |
{ | |
Offset(0x20), | |
G0S, 32, //GPE0_STS | |
Offset(0x28), | |
G0EN, 32 //GPE0_EN | |
} | |
// Prepare to Sleep. The hook is called when the OS is about to | |
// enter a sleep state. The argument passed is the numeric value of | |
// the Sx state. | |
Method(_PTS,1) | |
{ | |
Store(0,P80D) // Zero out the entire Port 80h DWord. | |
P8XH(0,Arg0) // Output Sleep State to Port 80h, Byte 0. | |
//clear the 3 SWC status bits | |
Store(Ones, G1S3) | |
Store(Ones, G1S2) | |
Store(1, G1S) | |
//set SWC GPE1_EN | |
Store(1,G1E) | |
//clear GPE0_STS | |
Store(Ones, G0S) | |
If(LEqual(Arg0,3)) // If S3 Suspend | |
{ | |
// | |
// Disable Digital Thermal Sensor function when doing S3 suspend | |
// | |
If(CondRefOf(DTSE)) | |
{ | |
If(LGreaterEqual(DTSE, 0x01)) | |
{ | |
Store(30, DTSF) // DISABLE_UPDATE_DTS_EVERY_SMI | |
Store(0xD0, SSMP) // DTS SW SMI | |
} | |
} | |
} | |
} | |
// Wake. This hook is called when the OS is about to wake from a | |
// sleep state. The argument passed is the numeric value of the | |
// sleep state the system is waking from. | |
Method(_WAK,1,Serialized) | |
{ | |
P8XH(1,0xAB) // Beginning of _WAK. | |
Notify(\_SB.PWRB,0x02) | |
If(NEXP) | |
{ | |
// Reinitialize the Native PCI Express after resume | |
If(And(OSCC,0x02)) | |
{ | |
\_SB.PCI0.NHPG() | |
} | |
If(And(OSCC,0x04)) // PME control granted? | |
{ | |
\_SB.PCI0.NPME() | |
} | |
} | |
If(LOr(LEqual(Arg0,3), LEqual(Arg0,4))) // If S3 or S4 Resume | |
{ | |
// If CMP is enabled, we may need to restore the C-State and/or | |
// P-State configuration, as it may have been saved before the | |
// configuration was finalized based on OS/driver support. | |
// | |
// CFGD[24] = Two or more cores enabled | |
// | |
If(And(CFGD,0x01000000)) | |
{ | |
// | |
// If CMP and the OSYS is WinXP SP1, we will enable C1-SMI if | |
// C-States are enabled. | |
// | |
// CFGD[7:4] = C4, C3, C2, C1 Capable/Enabled | |
// | |
// | |
} | |
// Windows XP SP2 does not properly restore the P-State | |
// upon resume from S4 or S3 with degrade modes enabled. | |
// Use the existing _PPC methods to cycle the available | |
// P-States such that the processor ends up running at | |
// the proper P-State. | |
// | |
// Note: For S4, another possible W/A is to always boot | |
// the system in LFM. | |
// | |
If(LEqual(OSYS,2002)) | |
{ | |
If(And(CFGD,0x01)) | |
{ | |
If(LGreater(\_PR.CPU0._PPC,0)) | |
{ | |
Subtract(\_PR.CPU0._PPC,1,\_PR.CPU0._PPC) | |
PNOT() | |
Add(\_PR.CPU0._PPC,1,\_PR.CPU0._PPC) | |
PNOT() | |
} | |
Else | |
{ | |
Add(\_PR.CPU0._PPC,1,\_PR.CPU0._PPC) | |
PNOT() | |
Subtract(\_PR.CPU0._PPC,1,\_PR.CPU0._PPC) | |
PNOT() | |
} | |
} | |
} | |
} | |
Return(Package() {0,0}) | |
} | |
// Power Notification: | |
// Perform all needed OS notifications during a | |
// Power Switch. | |
// | |
// Arguments: | |
// None | |
// | |
// Return Value: | |
// None | |
Method(PNOT,0,Serialized) | |
{ | |
// If MP enabled and driver support is present, notify all | |
// processors. | |
If(MPEN) | |
{ | |
If(And(PDC0,0x0008)) | |
{ | |
Notify(\_PR.CPU0,0x80) // Eval CPU0 _PPC. | |
If(And(PDC0,0x0010)) | |
{ | |
Sleep(100) | |
Notify(\_PR.CPU0,0x81) // Eval _CST. | |
} | |
} | |
If(And(PDC1,0x0008)) | |
{ | |
Notify(\_PR.CPU1,0x80) // Eval CPU1 _PPC. | |
If(And(PDC1,0x0010)) | |
{ | |
Sleep(100) | |
Notify(\_PR.CPU1,0x81) // Eval _CST. | |
} | |
} | |
If(And(PDC2,0x0008)) | |
{ | |
Notify(\_PR.CPU2,0x80) // Eval CPU2 _PPC. | |
If(And(PDC2,0x0010)) | |
{ | |
Sleep(100) | |
Notify(\_PR.CPU2,0x81) // Eval _CST. | |
} | |
} | |
If(And(PDC3,0x0008)) | |
{ | |
Notify(\_PR.CPU3,0x80) // Eval CPU3 _PPC. | |
If(And(PDC3,0x0010)) | |
{ | |
Sleep(100) | |
Notify(\_PR.CPU3,0x81) // Eval _CST. | |
} | |
} | |
} | |
Else | |
{ | |
Notify(\_PR.CPU0,0x80) // Eval _PPC. | |
Sleep(100) | |
Notify(\_PR.CPU0,0x81) // Eval _CST | |
} | |
} | |
// | |
// System Bus | |
// | |
Scope(\_SB) | |
{ | |
Name(CRTT, 110) // Processor critical temperature | |
Name(ACTT, 77) // Active temperature limit for processor participant | |
Name(GCR0, 70) // Critical temperature for Generic participant 0 in degree celsius | |
Name(GCR1, 70) // Critical temperature for Generic participant 1 in degree celsius | |
Name(GCR2, 70) // Critical temperature for Generic participant 2 in degree celsius | |
Name(GCR3, 70) // Critical temperature for Generic participant 3 in degree celsius | |
Name(GCR4, 70) // Critical temperature for Generic participant 4 in degree celsius | |
Name(GCR5, 70) // Critical temperature for Generic participant 5 in degree celsius | |
Name(GCR6, 70) // Critical temperature for Generic participant 6 in degree celsius | |
Name(PST0, 60) // Passive temperature limit for Generic Participant 0 in degree celsius | |
Name(PST1, 60) // Passive temperature limit for Generic Participant 1 in degree celsius | |
Name(PST2, 60) // Passive temperature limit for Generic Participant 2 in degree celsius | |
Name(PST3, 60) // Passive temperature limit for Generic Participant 3 in degree celsius | |
Name(PST4, 60) // Passive temperature limit for Generic Participant 4 in degree celsius | |
Name(PST5, 60) // Passive temperature limit for Generic Participant 5 in degree celsius | |
Name(PST6, 60) // Passive temperature limit for Generic Participant 6 in degree celsius | |
Name(LPMV, 3) | |
Name(PDBG, 0) // DPTF Super debug option | |
Name(PDPM, 1) // DPTF DPPM enable | |
Name(PDBP, 1) // DPTF DBPT enable (dynamic battery protection technology) | |
Name(DLPO, Package() | |
{ | |
0x1, // Revision | |
0x1, // LPO Enable | |
0x1, // LPO StartPState | |
25, // LPO StepSize | |
0x1, // | |
0x1, // | |
}) | |
Name(BRQD, 0x00) // This is used to determine if DPTF display participant requested Brightness level change | |
// or it is from Graphics driver. Value of 1 is for DPTF else it is 0 | |
Method(_INI,0) | |
{ | |
// NVS has stale DTS data. Get and update the values | |
// with current temperatures. Note that this will also | |
// re-arm any AP Thermal Interrupts. | |
// Read temperature settings from global NVS | |
Store(DPCT, CRTT) | |
Store(Subtract(DPPT, 8), ACTT) // Active Trip point = Passive trip point - 8 | |
Store(DGC0, GCR0) | |
Store(DGC0, GCR1) | |
Store(DGC1, GCR2) | |
Store(DGC1, GCR3) | |
Store(DGC1, GCR4) | |
Store(DGC2, GCR5) | |
Store(DGC2, GCR6) | |
Store(DGP0, PST0) | |
Store(DGP0, PST1) | |
Store(DGP1, PST2) | |
Store(DGP1, PST3) | |
Store(DGP1, PST4) | |
Store(DGP2, PST5) | |
Store(DGP2, PST6) | |
// Read Current low power mode setting from global NVS | |
Store(DLPM, LPMV) | |
// Update DPTF Super Debug option | |
Store(DDBG, PDBG) | |
// Update DPTF LPO Options | |
Store(LPOE, Index(DLPO,1)) | |
Store(LPPS, Index(DLPO,2)) | |
Store(LPST, Index(DLPO,3)) | |
Store(LPPC, Index(DLPO,4)) | |
Store(LPPF, Index(DLPO,5)) | |
Store(DPME, PDPM) | |
} | |
// Define a (Control Method) Power Button. | |
Device(PWRB) | |
{ | |
Name(_HID,EISAID("PNP0C0C")) | |
// GPI_SUS0 = GPE16 = Waketime SCI. The PRW isn't working when | |
// placed in any of the logical locations ( PS2K, PS2M), | |
// so a Power Button Device was created specifically | |
// for the WAKETIME_SCI PRW. | |
Name(_PRW, Package() {16,4}) | |
} | |
Device(SLPB) | |
{ | |
Name(_HID, EISAID("PNP0C0E")) | |
} // END SLPB | |
Scope(PCI0) | |
{ | |
Method(_INI,0) | |
{ | |
// Determine the OS and store the value, where: | |
// | |
// OSYS = 2009 = Windows 7 and Windows Server 2008 R2. | |
// OSYS = 2012 = Windows 8 and Windows Server 2012. | |
// | |
// Assume Windows 7 at a minimum. | |
Store(2009,OSYS) | |
// Check for a specific OS which supports _OSI. | |
If(CondRefOf(\_OSI,Local0)) | |
{ | |
// Linux returns _OSI = TRUE for numerous Windows | |
// strings so that it is fully compatible with | |
// BIOSes available in the market today. There are | |
// currently 2 known exceptions to this model: | |
// 1) Video Repost - Linux supports S3 without | |
// requireing a Driver, meaning a Video | |
// Repost will be required. | |
// 2) On-Screen Branding - a full CMT Logo | |
// is limited to the WIN2K and WINXP | |
// Operating Systems only. | |
// Use OSYS for Windows Compatibility. | |
If(\_OSI("Windows 2009")) // Windows 7 or Windows Server 2008 R2 | |
{ | |
Store(2009,OSYS) | |
} | |
If(\_OSI("Windows 2012")) // Windows 8 or Windows Server 2012 | |
{ | |
Store(2012,OSYS) | |
} | |
If(\_OSI("Windows 2013")) //Windows Blue | |
{ | |
Store(2013,OSYS) | |
} | |
// | |
// If CMP is enabled, enable SMM C-State | |
// coordination. SMM C-State coordination | |
// will be disabled in _PDC if driver support | |
// for independent C-States deeper than C1 | |
// is indicated. | |
} | |
} | |
Method(NHPG,0,Serialized) | |
{ | |
} | |
Method(NPME,0,Serialized) | |
{ | |
} | |
} // end Scope(PCI0) | |
Device (GPED) //virtual GPIO device for ASL based AC/Battery/Expection notification | |
{ | |
Name (_ADR, 0) | |
Name (_HID, "INT0002") | |
Name (_CID, "INT0002") | |
Name (_DDN, "Virtual GPIO controller" ) | |
Name (_UID, 1) | |
Method (_CRS, 0x0, Serialized) | |
{ | |
Name (RBUF, ResourceTemplate () | |
{ | |
Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive, ,, ) {0x9} // Was 9 | |
}) | |
Return (RBUF) | |
} | |
Method (_STA, 0x0, NotSerialized) | |
{ | |
Return(0x0) | |
} | |
Method (_AEI, 0x0, Serialized) | |
{ | |
Name(RBUF, ResourceTemplate() | |
{ | |
GpioInt(Edge, ActiveHigh, ExclusiveAndWake, PullDown,,"\\_SB.GPED",) {2} //pin 2 | |
}) | |
Return(RBUF) | |
} | |
Method(_E02) // _Exx method will be called when interrupt is raised | |
{ | |
If (LEqual (PWBS, 1)) | |
{ | |
Store (1, PWBS) //Clear PowerButton Status | |
} | |
If (LEqual (PMEB, 1)) | |
{ | |
Store (1, PMEB) //Clear PME_B0_STS | |
} | |
If (LEqual (\_SB.PCI0.SATA.PMES, 1)) | |
{ | |
Store (1, \_SB.PCI0.SATA.PMES) | |
Notify (\_SB.PCI0.SATA, 0x02) | |
} | |
// | |
// eMMC 4.41 | |
// | |
If (LAnd(LEqual (\_SB.PCI0.EM41.PMES, 1), LEqual(PCIM, 1))) | |
{ | |
Store (1, \_SB.PCI0.EM41.PMES) | |
Notify (\_SB.PCI0.EM41, 0x02) | |
} | |
// | |
// eMMC 4.5 | |
// | |
If (LAnd(LEqual (\_SB.PCI0.EM45.PMES, 1), LEqual(PCIM, 1))) | |
{ | |
Store (1, \_SB.PCI0.EM45.PMES) | |
Notify (\_SB.PCI0.EM45, 0x02) | |
} | |
If (LEqual(HDAD, 0)) | |
{ | |
If (LEqual (\_SB.PCI0.HDEF.PMES, 1)) | |
{ | |
Store (1, \_SB.PCI0.HDEF.PMES) | |
Notify (\_SB.PCI0.HDEF, 0x02) | |
} | |
} | |
If (LEqual (\_SB.PCI0.EHC1.PMES, 1)) | |
{ | |
Store (1, \_SB.PCI0.EHC1.PMES) | |
Notify (\_SB.PCI0.EHC1, 0x02) | |
} | |
If (LEqual (\_SB.PCI0.XHC1.PMES, 1)) | |
{ | |
Store (1, \_SB.PCI0.XHC1.PMES) | |
Notify (\_SB.PCI0.XHC1, 0x02) | |
} | |
If (LEqual (\_SB.PCI0.SEC0.PMES, 1)) | |
{ | |
Or (\_SB.PCI0.SEC0.PMES, Zero, \_SB.PCI0.SEC0.PMES) | |
Notify (\_SB.PCI0.SEC0, 0x02) | |
} | |
} | |
} // Device (GPED) | |
//-------------------- | |
// GPIO | |
//-------------------- | |
Device (GPO0) | |
{ | |
Name (_ADR, 0) | |
Name (_HID, "INT33FC") | |
Name (_CID, "INT33B2") | |
Name (_DDN, "ValleyView2 General Purpose Input/Output (GPIO) controller" ) | |
Name (_UID, 1) | |
Method (_CRS, 0x0, Serialized) | |
{ | |
Name (RBUF, ResourceTemplate () | |
{ | |
Memory32Fixed (ReadWrite, 0x0FED0C000, 0x00001000) | |
Interrupt(ResourceConsumer, Level, ActiveLow, Shared, , , ) {49} | |
}) | |
Return (RBUF) | |
} | |
Method (_STA, 0x0, NotSerialized) | |
{ | |
// | |
// GPO driver will report present if any of below New IO bus exist | |
// | |
If (LOr(LEqual(L11D, 0), LEqual(L12D, 0))) // LPIO1 PWM #1 or #2 exist | |
{ Return(0xF) } | |
If (LOr(LEqual(L13D, 0), LEqual(L14D, 0))) // LPIO1 HS-UART #1 or #2 exist | |
{ Return(0xF) } | |
If (LOr(LEqual(L15D, 0), LEqual(SD1D, 0))) // LPIO1 SPI or SCC SDIO #1 exist | |
{ Return(0xF) } | |
If (LOr(LEqual(SD2D, 0), LEqual(SD3D, 0))) // SCC SDIO #2 or #3 exist | |
{ Return(0xF) } | |
If (LOr(LEqual(L21D, 0), LEqual(L22D, 0))) // LPIO2 I2C #1 or #2 exist | |
{ Return(0xF) } | |
If (LOr(LEqual(L23D, 0), LEqual(L24D, 0))) // LPIO2 I2C #3 or #4 exist | |
{ Return(0xF) } | |
If (LOr(LEqual(L25D, 0), LEqual(L26D, 0))) // LPIO2 I2C #5 or #6 exist | |
{ Return(0xF) } | |
If (LEqual(L27D, 0)) // LPIO2 I2C #7 exist | |
{ Return(0xF) } | |
Return(0x0) | |
} | |
// Track status of GPIO OpRegion availability for this controller | |
Name(AVBL, 0) | |
Method(_REG,2) | |
{ | |
If (Lequal(Arg0, 8)) | |
{ | |
Store(Arg1, ^AVBL) | |
} | |
} | |
OperationRegion(GPOP, SystemIo, \GPBS, 0x50) | |
Field(GPOP, ByteAcc, NoLock, Preserve) { | |
Offset(0x28), // cfio_ioreg_SC_GP_LVL_63_32_ - [GPIO_BASE_ADDRESS] + 28h | |
, 21, | |
BTD3, 1, //This field is not used. Pin not defined in schematics. Closest is GPIO_S5_35 - COMBO_BT_WAKEUP | |
Offset(0x48), // cfio_ioreg_SC_GP_LVL_95_64_ - [GPIO_BASE_ADDRESS] + 48h | |
, 30, | |
SHD3, 1 //GPIO_S0_SC_95 - SENS_HUB_RST_N | |
} | |
} // Device (GPO0) | |
Device (GPO1) | |
{ | |
Name (_ADR, 0) | |
Name (_HID, "INT33FC") | |
Name (_CID, "INT33B2") | |
Name (_DDN, "ValleyView2 GPNCORE controller" ) | |
Name (_UID, 2) | |
Method (_CRS, 0x0, Serialized) | |
{ | |
Name (RBUF, ResourceTemplate () | |
{ | |
Memory32Fixed (ReadWrite, 0x0FED0D000, 0x00001000) | |
Interrupt(ResourceConsumer, Level, ActiveLow, Shared, , , ) {48} | |
}) | |
Return (RBUF) | |
} | |
Method (_STA, 0x0, NotSerialized) | |
{ | |
Return(\_SB.GPO0._STA) | |
} | |
} // Device (GPO1) | |
Device (GPO2) | |
{ | |
Name (_ADR, 0) | |
Name (_HID, "INT33FC") | |
Name (_CID, "INT33B2") | |
Name (_DDN, "ValleyView2 GPSUS controller" ) | |
Name (_UID, 3) | |
Method (_CRS, 0x0, Serialized) | |
{ | |
Name (RBUF, ResourceTemplate () | |
{ | |
Memory32Fixed (ReadWrite, 0x0FED0E000, 0x00001000) | |
Interrupt(ResourceConsumer, Level, ActiveLow, Shared, , , ) {50} | |
}) | |
Return (RBUF) | |
} | |
Method (_STA, 0x0, NotSerialized) | |
{ | |
Return(^^GPO0._STA) | |
} | |
// Track status of GPIO OpRegion availability for this controller | |
Name(AVBL, 0) | |
Method(_REG,2) | |
{ | |
If (Lequal(Arg0, 8)) | |
{ | |
Store(Arg1, ^AVBL) | |
} | |
} | |
//Manipulate GPIO line using GPIO operation regions. | |
Name (GMOD, ResourceTemplate () //One method of creating a Connection for OpRegion accesses in Field definitions | |
{ | |
//is creating a named object that refers to the connection attributes | |
GpioIo (Exclusive, PullDefault, 0, 0, IoRestrictionOutputOnly, "\\_SB.GPO2") {21} //sus 21+128 BT+WLAN_ENABLE | |
}) | |
OperationRegion(GPOP, SystemIo, \GPBS, 0x100) | |
Field(GPOP, ByteAcc, NoLock, Preserve) { | |
Offset(0x88), // cfio_ioreg_SUS_GP_LVL_31_0_ - [GPIO_BASE_ADDRESS] + 88h | |
, 20, | |
WFD3, 1 | |
} | |
} // Device (GPO2) | |
include ("PchScc.asl") | |
include ("PchLpss.asl") | |
Scope(I2C7) | |
{ | |
} //End Scope(I2C7) | |
} // end Scope(\_SB) | |
Name(PICM, 0) // Global Name, returns current Interrupt controller mode; updated from _PIC control method | |