06989b8861
Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
142 lines
4.6 KiB
Plaintext
142 lines
4.6 KiB
Plaintext
/*
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* Bochs/QEMU ACPI DSDT ASL definition
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*
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* Copyright (c) 2006 Fabrice Bellard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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ACPI_EXTRACT_ALL_CODE AcpiDsdtAmlCode
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DefinitionBlock (
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"acpi-dsdt.aml", // Output Filename
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"DSDT", // Signature
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0x01, // DSDT Compliance Revision
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"BXPC", // OEMID
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"BXDSDT", // TABLE ID
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0x1 // OEM Revision
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)
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{
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Scope(\_SB) {
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Device(PCI0) {
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Name(_HID, EisaId("PNP0A03"))
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Name(_ADR, 0x00)
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Name(_UID, 1)
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//#define PX13 S0B_
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// External(PX13, DeviceObj)
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}
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}
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/****************************************************************
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* PCI hotplug
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****************************************************************/
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Scope(\_SB.PCI0) {
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OperationRegion(PCST, SystemIO, 0xae00, 0x08)
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Field(PCST, DWordAcc, NoLock, WriteAsZeros) {
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PCIU, 32,
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PCID, 32,
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}
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OperationRegion(SEJ, SystemIO, 0xae08, 0x04)
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Field(SEJ, DWordAcc, NoLock, WriteAsZeros) {
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B0EJ, 32,
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}
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OperationRegion(BNMR, SystemIO, 0xae10, 0x04)
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Field(BNMR, DWordAcc, NoLock, WriteAsZeros) {
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BNUM, 32,
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}
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/* Lock to protect access to fields above. */
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Mutex(BLCK, 0)
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/* Methods called by bulk generated PCI devices below */
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/* Methods called by hotplug devices */
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Method(PCEJ, 2, NotSerialized) {
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// _EJ0 method - eject callback
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Acquire(BLCK, 0xFFFF)
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Store(Arg0, BNUM)
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Store(ShiftLeft(1, Arg1), B0EJ)
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Release(BLCK)
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Return (0x0)
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}
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/* Hotplug notification method supplied by SSDT */
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External(\_SB.PCI0.PCNT, MethodObj)
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}
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/****************************************************************
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* PCI IRQs
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****************************************************************/
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Scope(\_SB) {
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Scope(PCI0) {
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Method (_PRT, 0) {
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Store(Package(128) {}, Local0)
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Store(Zero, Local1)
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While(LLess(Local1, 128)) {
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// slot = pin >> 2
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Store(ShiftRight(Local1, 2), Local2)
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// lnk = (slot + pin) & 3
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Store(And(Add(Local1, Local2), 3), Local3)
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If (LEqual(Local3, 0)) {
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Store(Package(4) { Zero, Zero, LNKD, Zero }, Local4)
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}
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If (LEqual(Local3, 1)) {
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// device 1 is the power-management device, needs SCI
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If (LEqual(Local1, 4)) {
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Store(Package(4) { Zero, Zero, LNKS, Zero }, Local4)
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} Else {
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Store(Package(4) { Zero, Zero, LNKA, Zero }, Local4)
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}
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}
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If (LEqual(Local3, 2)) {
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Store(Package(4) { Zero, Zero, LNKB, Zero }, Local4)
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}
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If (LEqual(Local3, 3)) {
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Store(Package(4) { Zero, Zero, LNKC, Zero }, Local4)
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}
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// Complete the interrupt routing entry:
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// Package(4) { 0x[slot]FFFF, [pin], [link], 0) }
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Store(Or(ShiftLeft(Local2, 16), 0xFFFF), Index(Local4, 0))
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Store(And(Local1, 3), Index(Local4, 1))
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Store(Local4, Index(Local0, Local1))
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Increment(Local1)
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}
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Return(Local0)
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}
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}
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External(PRQ0, FieldUnitObj)
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External(PRQ1, FieldUnitObj)
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External(PRQ2, FieldUnitObj)
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External(PRQ3, FieldUnitObj)
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External(LNKA, DeviceObj)
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External(LNKB, DeviceObj)
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External(LNKC, DeviceObj)
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External(LNKD, DeviceObj)
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External(LNKS, DeviceObj)
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}
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}
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