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//**********************************************************************
//**********************************************************************
//** **
//** (C)Copyright 1985-2009, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Pkwy, Norcross, GA 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//**********************************************************************
//**********************************************************************
// $Header: /Alaska/BIN/Modules/ACPI/Template/Core/Fdc.asl 4 6/12/12 12:13p Oleksiyy $
//
// $Revision: 4 $
//
// $Date: 6/12/12 12:13p $
//**********************************************************************;
// Revision History
// ----------------
// $Log: /Alaska/BIN/Modules/ACPI/Template/Core/Fdc.asl $
//
// 4 6/12/12 12:13p Oleksiyy
// [TAG] EIP89379
// [Category] Improvement
// [Description] Added token for support to changing iasl compiler.
// [Files] ACPI.sdl, Fdc.asl and AmiBoardinfo.mak
//
// 3 3/26/09 4:53p Oleksiyy
// New ACPI Core implementation - improves logic, execution time and
// memory usage of ACPI module.
//
// 2 4/03/06 4:05p Felixp
// New Super I/O infrastructure Support
//
// 1 3/24/05 5:01p Sivagarn
//
// 1 2/03/05 6:42p Sivagarn
// 0ABHI001 Check in
//
// 1 7/27/04 2:48p Yakovlevs
//
// 9 03/04/07 5:39p Chung
// Modify all I/O beta version
//
// 4 9/06/02 10:53a Alexp
// Add SourceSafe headers to all core asl files
//
//
//**********************************************************************;
// Floppy Disk Controller - FDC //
//**********************************************************************;
// Category # :0x03
Device(FDC) {
Name(_HID, EISAID("PNP0700")) //PnP Device ID
// _FDE : 5 Dword Package (1-4 are for each FDD present, #5 is for optional tape drive)
// 0 - Device is not present
// 1 - Device is Present
// 2 - Device is never Present
// >2- Reserved
// Tape drive is never present
Name(_FDE, BUFFER(){1,0,2,2,2}) //_FDE - Floppy Disk Enumerate
Method(_STA, 0) {Return(^^SIO1.DSTA(3))} //Get status
Method(_DIS, 0) {^^SIO1.DCNT(3, 0)} //Disable FDC
Method(_CRS, 0) { //Return FDC Current Resources
^^SIO1.DCRS(3, 1) //Fill in Return buffer with DMA, Irq and 1st IO
//Move resources from CRS1 ro CRS2 buffer
Store(^^SIO1.IRQM, ^^SIO1.IRQE) //IRQ mask 0x1
Store(^^SIO1.DMAM, ^^SIO1.DMAE) //DMA 0x04
Store(^^SIO1.IO11, ^^SIO1.IO21) //1st IO Range Min Base Word 0x8
Store(^^SIO1.IO12, ^^SIO1.IO22) // Max Base Word 0xa
Store(6, ^^SIO1.LEN2)
Add(^^SIO1.IO21, 0x07, ^^SIO1.IO31) //2nd IO range
Store(^^SIO1.IO31, ^^SIO1.IO32)
Store(1, ^^SIO1.LEN3)
Return(^^SIO1.CRS2)
}
//------------------------------------------------------------------------
//NOTE: _PRS MUST be the NAME not a METHOD object
//to have GENERICSIO.C working right!
//-----------------------------------------------------------------------
Name(_PRS, ResourceTemplate() { //FDC Possible Resources
StartDependentFn(0, 0) {
IO(Decode16, 0x3F0, 0x3F0, 1, 6)
IO(Decode16, 0x3F7, 0x3F7, 1, 1)//0x3F6 port reserved for Legacy IDE
IRQNoFlags() {6}
DMA(Compatibility, NotBusMaster, Transfer8) {2}
}
StartDependentFnNoPri() {
IO(Decode16, 0x3F0, 0x3F0, 1, 6)
IO(Decode16, 0x3F7, 0x3F7, 1, 1)//0x3F6 port reserved for Legacy IDE
IRQNoFlags() {3,4,5,6,7,10,11,12}
DMA(Compatibility, NotBusMaster, Transfer8) {2,3}
}
StartDependentFnNoPri() {
IO(Decode16, 0x370, 0x370, 1, 6)
IO(Decode16, 0x377, 0x377, 1, 1)//0x376 port reserved for Legacy IDE
IRQNoFlags() {3,4,5,6,7,10,11,12}
DMA(Compatibility, NotBusMaster, Transfer8) {2,3}
}
EndDependentFn()
})
Method(_SRS, 1) { //Set resources/Enable FDC
^^SIO1.DSRS(Arg0, 3)
CreateWordField(Arg0, ^^SIO1.IRQ2._INT, IRQE) //IRQ mask 0x1
CreateByteField(Arg0, ^^SIO1.DMA2._DMA, DMAE) //DMA 0x4
^^SIO1.ENFG(^^SIO1.CGLD(3)) //Enter Config Mode, Select LDN
// Set IRQ
If(IRQE){
FindSetRightBit(IRQE, Local0)
Subtract(Local0, 1, ^^SIO1.INTR)
}Else{
Store(0, ^^SIO1.INTR) // No IRQ used
}
// Set DMA
If(DMAE){
FindSetRightBit(DMAE, Local0)
Subtract(Local0, 1, ^^SIO1.DMCH)
}Else{
Store(4, ^^SIO1.DMCH)// No DMA
}
^^SIO1.EXFG() //Exit Config Mode
}
//---------Power Resources for FDD -------------------------
/*
PowerResource(FDDP, 0, 0) { // SystemLevel Parameter=0,
Method(_STA, 0) {
Return(FDCP) // Get Power Status
} // end of _STA
Method(_ON) {
Store(1, FDCP) // Power on
} // end of _ON
Method(_OFF){
Store(0, FDCP) // Power off
} // end of _OFF
}
Name(_PR0, Package(){FDDP}) // Reference to PowerResources
*/
} // End Of FDC0 ////////////////////////////////////////////////////////
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