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/*
* Bochs/QEMU ACPI DSDT ASL definition
*
* Copyright (c) 2006 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
ACPI_EXTRACT_ALL_CODE AcpiDsdtAmlCode
DefinitionBlock (
"acpi-dsdt.aml", // Output Filename
"DSDT", // Signature
0x01, // DSDT Compliance Revision
"BXPC", // OEMID
"BXDSDT", // TABLE ID
0x1 // OEM Revision
)
{
Scope(\_SB) {
Device(PCI0) {
Name(_HID, EisaId("PNP0A03"))
Name(_ADR, 0x00)
Name(_UID, 1)
//#define PX13 S0B_
// External(PX13, DeviceObj)
}
}
/****************************************************************
* PCI hotplug
****************************************************************/
Scope(\_SB.PCI0) {
OperationRegion(PCST, SystemIO, 0xae00, 0x08)
Field(PCST, DWordAcc, NoLock, WriteAsZeros) {
PCIU, 32,
PCID, 32,
}
OperationRegion(SEJ, SystemIO, 0xae08, 0x04)
Field(SEJ, DWordAcc, NoLock, WriteAsZeros) {
B0EJ, 32,
}
OperationRegion(BNMR, SystemIO, 0xae10, 0x04)
Field(BNMR, DWordAcc, NoLock, WriteAsZeros) {
BNUM, 32,
}
/* Lock to protect access to fields above. */
Mutex(BLCK, 0)
/* Methods called by bulk generated PCI devices below */
/* Methods called by hotplug devices */
Method(PCEJ, 2, NotSerialized) {
// _EJ0 method - eject callback
Acquire(BLCK, 0xFFFF)
Store(Arg0, BNUM)
Store(ShiftLeft(1, Arg1), B0EJ)
Release(BLCK)
Return (0x0)
}
/* Hotplug notification method supplied by SSDT */
External(\_SB.PCI0.PCNT, MethodObj)
}
/****************************************************************
* PCI IRQs
****************************************************************/
Scope(\_SB) {
Scope(PCI0) {
Method (_PRT, 0) {
Store(Package(128) {}, Local0)
Store(Zero, Local1)
While(LLess(Local1, 128)) {
// slot = pin >> 2
Store(ShiftRight(Local1, 2), Local2)
// lnk = (slot + pin) & 3
Store(And(Add(Local1, Local2), 3), Local3)
If (LEqual(Local3, 0)) {
Store(Package(4) { Zero, Zero, LNKD, Zero }, Local4)
}
If (LEqual(Local3, 1)) {
// device 1 is the power-management device, needs SCI
If (LEqual(Local1, 4)) {
Store(Package(4) { Zero, Zero, LNKS, Zero }, Local4)
} Else {
Store(Package(4) { Zero, Zero, LNKA, Zero }, Local4)
}
}
If (LEqual(Local3, 2)) {
Store(Package(4) { Zero, Zero, LNKB, Zero }, Local4)
}
If (LEqual(Local3, 3)) {
Store(Package(4) { Zero, Zero, LNKC, Zero }, Local4)
}
// Complete the interrupt routing entry:
// Package(4) { 0x[slot]FFFF, [pin], [link], 0) }
Store(Or(ShiftLeft(Local2, 16), 0xFFFF), Index(Local4, 0))
Store(And(Local1, 3), Index(Local4, 1))
Store(Local4, Index(Local0, Local1))
Increment(Local1)
}
Return(Local0)
}
}
External(PRQ0, FieldUnitObj)
External(PRQ1, FieldUnitObj)
External(PRQ2, FieldUnitObj)
External(PRQ3, FieldUnitObj)
Method(IQST, 1, NotSerialized) {
// _STA method - get status
If (And(0x80, Arg0)) {
Return (0x09)
}
Return (0x0B)
}
External(LNKA, DeviceObj)
External(LNKB, DeviceObj)
External(LNKC, DeviceObj)
External(LNKD, DeviceObj)
External(LNKS, DeviceObj)
}
}
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