146 lines
6.6 KiB
Plaintext
146 lines
6.6 KiB
Plaintext
// THIS FILE IS INCLUDED to South Bridge device scope
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//*************************************************************************
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//*************************************************************************
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//** **
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//** (C)Copyright 1985-2013, American Megatrends, Inc. **
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//** **
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//** All Rights Reserved. **
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//** **
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//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
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//** **
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//** Phone: (770)-246-8600 **
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//** **
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//*************************************************************************
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//*************************************************************************
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//<AMI_FHDR_START>
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//
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// Name: <IT8728FEVT.asl>
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//
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// Description: Define event handler for Super IO.
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//
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//<AMI_FHDR_END>
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//*************************************************************************
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//Scope(\_SB.PCI0.SBRG) {
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//-----------------------------------------------------------------------
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// SET OF COMMON DATA/CONTROL METHODS USED FOR ALL LDN BASED SIO DEVICES
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//-----------------------------------------------------------------------
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// SIO specific: SIOS - SIO Chipset specific code called from _PTS
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// SIO specific: SIOW - SIO Chipset specific code called from _WAK
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// SIO specific: SIOH - SIO event handler, to be called from correspondent _Lxx method
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// SIO specific: PowerResources & _PR0 object to control Power management for FDC, LPT, UART1,2.
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//-------------------------------------------------------------------------
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// SIO_PME WAKE UP EVENTS //
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//-------------------------------------------------------------------------
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// Following code is the workaround for wake up on RI/Key/Mouse events
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// are generated by some SuperIO. The wake up signal (SIO_PME) is
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// connected to one of GPIOs of south bridge chip.
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// Make sure the correspondent GPIO in south bridge is enabled to generate an SCI
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//-------------------------------------------------------------------------
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// Add Flag for Fix WakeUp Switch bug.
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Name(PMFG, 0x00) //PME wake ststus
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//-------------------------------------------------------------------------
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// SIOS - SIO Chipset specific code called from _PTS
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//-------------------------------------------------------------------------
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// input - Arg0 : Sleep state #
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// output - nothing
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//-------------------------------------------------------------------------
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Method(SIOS, 1){
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// Aware wake up events in SIO chip
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Store("SIOS", Debug)
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//AMI_TODO:
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// 1. select sleep state
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If(LNotEqual(0x05, Arg0)){
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^ENFG(0x04) //Set Logical Device 0A (ACPI)
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// 2. clear PME Status
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Store(0xFF, ^OPT1) //Clear I/O PME# Status,Write 1 clear.
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// 3. enable wake-up
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if(\KBFG){
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Or(^OPT0, 0x08, ^OPT0) //Enable Keyboard Wake-up bit
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}
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Else{
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And(^OPT0, 0xF7, ^OPT0) //Disable Keyboard Wake-up bit
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}
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if(\MSFG){
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Or(^OPT0, 0x10, ^OPT0) //Enable Mouse Wake-up bit
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}
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Else{
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And(^OPT0, 0xEF, ^OPT0) //Disable Mouse Wake-up bit
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}
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// 4. Enable PME bit
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And(0xBF, ^OPT2, Local0) //Enable PME#
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Store(Local0, ^OPT2)
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//>>-ITE workround---------------------------------------------------------
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Store(0x06, ^LDN) //Select mouse
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Store(0x00, ^ACTR) //Deactive mouse
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Store(0x05, ^LDN) //Select keyboard
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Store(0x00, ^ACTR) //Deactive keyboard
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//<<-----------------------------------------------------------------------
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^EXFG()
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}
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}
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//-----------------------------------------------------------------------
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// SIOW - SIO Chipset specific code called from _WAK
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//-----------------------------------------------------------------------
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// input - Sleep State #
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// output - nothing
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//-----------------------------------------------------------------------
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Method(SIOW, 1){
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Store("SIOW", Debug)
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//AMI_TODO:
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^ENFG(0x04) //Set Logical Device 0A (ACPI)
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// 1. Clear Status
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Store(^OPT1, PMFG) // PMFG=PME Wake Status
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Store(0xFF, ^OPT1) //Clear KBC Wake Event
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And(^OPT0, 0xE7, ^OPT0) //Disable Keyboard and Mouse Wake-up bit
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// 2. Disable PME
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Or(0x40, ^OPT2, Local0) //Diable PME#, set bit 6
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Store(Local0, ^OPT2)
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//>>-ITE workround---------------------------------------------------------
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Store(0x06, ^LDN) //Select mouse
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Store(0x01, ^ACTR) //active mouse
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Store(0x05, ^LDN) //Select keyboard
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Store(0x01, ^ACTR) //active keyboard
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//<<-----------------------------------------------------------------------
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^EXFG()
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}
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//-----------------------------------------------------------------------
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// SIOH - SIO event handler, to be called from correspondent _Lxx method
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// in order to serve the SIO chipset side of wake up event
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//-----------------------------------------------------------------------
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// input - nothing
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// output - nothing
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//-----------------------------------------------------------------------
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Method(SIOH, 0){
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If(And(PMFG, 0x08)){
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#if IT8728F_KEYBOARD_PRESENT
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Notify(PS2K, 0x2) //KBD Wake up
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#endif
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}
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If(And(PMFG, 0x10)){
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#if IT8728F_MOUSE_PRESENT
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Notify(PS2M, 0x2) //MOUSE Wake up
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#endif
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}
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} //End Of SIOH
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//*************************************************************************
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//*************************************************************************
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//** **
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//** (C)Copyright 1985-2013, American Megatrends, Inc. **
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//** **
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//** All Rights Reserved. **
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//** **
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//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 **
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//** **
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//** Phone: (770)-246-8600 **
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//** **
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//*************************************************************************
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//*************************************************************************
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