Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
hw/i386/acpi-dsdt-common.dsl | 345 +++++++++++++++++++++++++++++++++++++-
hw/i386/acpi-dsdt-dbug.dsl | 41 -----
hw/i386/acpi-dsdt-hpet.dsl | 48 ------
hw/i386/acpi-dsdt-isa.dsl | 132 ---------------
hw/i386/acpi-dsdt-mem-hotplug.dsl | 176 -------------------
5 files changed, 341 insertions(+), 401 deletions(-)
delete mode 100644 hw/i386/acpi-dsdt-dbug.dsl
delete mode 100644 hw/i386/acpi-dsdt-hpet.dsl
delete mode 100644 hw/i386/acpi-dsdt-isa.dsl
delete mode 100644 hw/i386/acpi-dsdt-mem-hotplug.dsl
diff --git a/hw/i386/acpi-dsdt-common.dsl b/hw/i386/acpi-dsdt-common.dsl
index 1929f8f..19e9753 100644
--- a/hw/i386/acpi-dsdt-common.dsl
+++ b/hw/i386/acpi-dsdt-common.dsl
@@ -24,10 +24,347 @@ DefinitionBlock ("acpi-dsdt-common.aml", "SSDT", 0x01,
"BXPC", "BXSSDTCOMM", 0x1
External(\_SB.PCI0.PCI, DeviceObj)
#include "hw/acpi/pc-hotplug.h"
-#include "acpi-dsdt-dbug.dsl"
-#include "acpi-dsdt-hpet.dsl"
-#include "acpi-dsdt-isa.dsl"
-#include "acpi-dsdt-mem-hotplug.dsl"
+
+/****************************************************************
+ * Debugging
+ ****************************************************************/
+
+ Scope(\) {
+ /* Debug Output */
+ OperationRegion(DBG, SystemIO, 0x0402, 0x01)
+ Field(DBG, ByteAcc, NoLock, Preserve) {
+ DBGB, 8,
+ }
+
+ /* Debug method - use this method to send output to the QEMU
+ * BIOS debug port. This method handles strings, integers,
+ * and buffers. For example: DBUG("abc") DBUG(0x123) */
+ Method(DBUG, 1) {
+ ToHexString(Arg0, Local0)
+ ToBuffer(Local0, Local0)
+ Subtract(SizeOf(Local0), 1, Local1)
+ Store(Zero, Local2)
+ While (LLess(Local2, Local1)) {
+ Store(DerefOf(Index(Local0, Local2)), DBGB)
+ Increment(Local2)
+ }
+ Store(0x0A, DBGB)
+ }
+ }
+
+ /****************************************************************
+ * HPET
+ ****************************************************************/
+
+ Scope(\_SB) {
+ Device(HPET) {
+ Name(_HID, EISAID("PNP0103"))
+ Name(_UID, 0)
+ OperationRegion(HPTM, SystemMemory, 0xFED00000, 0x400)
+ Field(HPTM, DWordAcc, Lock, Preserve) {
+ VEND, 32,
+ PRD, 32,
+ }
+ Method(_STA, 0, NotSerialized) {
+ Store(VEND, Local0)
+ Store(PRD, Local1)
+ ShiftRight(Local0, 16, Local0)
+ If (LOr(LEqual(Local0, 0), LEqual(Local0, 0xffff))) {
+ Return (0x0)
+ }
+ If (LOr(LEqual(Local1, 0), LGreater(Local1, 100000000))) {
+ Return (0x0)
+ }
+ Return (0x0F)
+ }
+ Name(_CRS, ResourceTemplate() {
+ Memory32Fixed(ReadOnly,
+ 0xFED00000, // Address Base
+ 0x00000400, // Address Length
+ )
+ })
+ }
+ }
+
+ /* Common legacy ISA style devices. */
+ Scope(\_SB.PCI0.ISA) {
+
+ Device (SMC) {
+ Name(_HID, EisaId("APP0001"))
+ /* _STA will be patched to 0x0B if AppleSMC is present */
+ ACPI_EXTRACT_NAME_BYTE_CONST dsdt_applesmc_sta
+ Name(_STA, 0xF0)
+ Name(_CRS, ResourceTemplate () {
+ IO (Decode16, 0x0300, 0x0300, 0x01, 0x20)
+ IRQNoFlags() { 6 }
+ })
+ }
+
+ Device(RTC) {
+ Name(_HID, EisaId("PNP0B00"))
+ Name(_CRS, ResourceTemplate() {
+ IO(Decode16, 0x0070, 0x0070, 0x10, 0x02)
+ IRQNoFlags() { 8 }
+ IO(Decode16, 0x0072, 0x0072, 0x02, 0x06)
+ })
+ }
+
+ Device(KBD) {
+ Name(_HID, EisaId("PNP0303"))
+ Method(_STA, 0, NotSerialized) {
+ Return (0x0f)
+ }
+ Name(_CRS, ResourceTemplate() {
+ IO(Decode16, 0x0060, 0x0060, 0x01, 0x01)
+ IO(Decode16, 0x0064, 0x0064, 0x01, 0x01)
+ IRQNoFlags() { 1 }
+ })
+ }
+
+ Device(MOU) {
+ Name(_HID, EisaId("PNP0F13"))
+ Method(_STA, 0, NotSerialized) {
+ Return (0x0f)
+ }
+ Name(_CRS, ResourceTemplate() {
+ IRQNoFlags() { 12 }
+ })
+ }
+
+ External(FDEN)
+ Device(FDC0) {
+ Name(_HID, EisaId("PNP0700"))
+ Method(_STA, 0, NotSerialized) {
+ Store(FDEN, Local0)
+ If (LEqual(Local0, 0)) {
+ Return (0x00)
+ } Else {
+ Return (0x0F)
+ }
+ }
+ Name(_CRS, ResourceTemplate() {
+ IO(Decode16, 0x03F2, 0x03F2, 0x00, 0x04)
+ IO(Decode16, 0x03F7, 0x03F7, 0x00, 0x01)
+ IRQNoFlags() { 6 }
+ DMA(Compatibility, NotBusMaster, Transfer8) { 2 }
+ })
+ }
+
+ External(LPEN)
+ Device(LPT) {
+ Name(_HID, EisaId("PNP0400"))
+ Method(_STA, 0, NotSerialized) {
+ Store(LPEN, Local0)
+ If (LEqual(Local0, 0)) {
+ Return (0x00)
+ } Else {
+ Return (0x0F)
+ }
+ }
+ Name(_CRS, ResourceTemplate() {
+ IO(Decode16, 0x0378, 0x0378, 0x08, 0x08)
+ IRQNoFlags() { 7 }
+ })
+ }
+
+ External(CAEN)
+ Device(COM1) {
+ Name(_HID, EisaId("PNP0501"))
+ Name(_UID, 0x01)
+ Method(_STA, 0, NotSerialized) {
+ Store(CAEN, Local0)
+ If (LEqual(Local0, 0)) {
+ Return (0x00)
+ } Else {
+ Return (0x0F)
+ }
+ }
+ Name(_CRS, ResourceTemplate() {
+ IO(Decode16, 0x03F8, 0x03F8, 0x00, 0x08)
+ IRQNoFlags() { 4 }
+ })
+ }
+
+ External(CBEN)
+ Device(COM2) {
+ Name(_HID, EisaId("PNP0501"))
+ Name(_UID, 0x02)
+ Method(_STA, 0, NotSerialized) {
+ Store(CBEN, Local0)
+ If (LEqual(Local0, 0)) {
+ Return (0x00)
+ } Else {
+ Return (0x0F)
+ }
+ }
+ Name(_CRS, ResourceTemplate() {
+ IO(Decode16, 0x02F8, 0x02F8, 0x00, 0x08)
+ IRQNoFlags() { 3 }
+ })
+ }
+ }
+
+ External(MEMORY_SLOT_NOTIFY_METHOD, MethodObj)
+
+ Scope(\_SB.PCI0) {
+ Device(MEMORY_HOTPLUG_DEVICE) {
+ Name(_HID, "PNP0A06")
+ Name(_UID, "Memory hotplug resources")
+ External(MEMORY_SLOTS_NUMBER, IntObj)
+
+ /* Memory hotplug IO registers */
+ OperationRegion(MEMORY_HOTPLUG_IO_REGION, SystemIO,
+ ACPI_MEMORY_HOTPLUG_BASE,
+ ACPI_MEMORY_HOTPLUG_IO_LEN)
+
+ Name(_CRS, ResourceTemplate() {
+ IO(Decode16, ACPI_MEMORY_HOTPLUG_BASE,
ACPI_MEMORY_HOTPLUG_BASE,
+ 0, ACPI_MEMORY_HOTPLUG_IO_LEN, IO)
+ })
+
+ Method(_STA, 0) {
+ If (LEqual(MEMORY_SLOTS_NUMBER, Zero)) {
+ Return(0x0)
+ }
+ /* present, functioning, decoding, not shown in UI */
+ Return(0xB)
+ }
+
+ Field(MEMORY_HOTPLUG_IO_REGION, DWordAcc, NoLock, Preserve) {
+ MEMORY_SLOT_ADDR_LOW, 32, // read only
+ MEMORY_SLOT_ADDR_HIGH, 32, // read only
+ MEMORY_SLOT_SIZE_LOW, 32, // read only
+ MEMORY_SLOT_SIZE_HIGH, 32, // read only
+ MEMORY_SLOT_PROXIMITY, 32, // read only
+ }
+ Field(MEMORY_HOTPLUG_IO_REGION, ByteAcc, NoLock, Preserve) {
+ Offset(20),
+ MEMORY_SLOT_ENABLED, 1, // 1 if enabled, read only
+ MEMORY_SLOT_INSERT_EVENT, 1, // (read) 1 if has a insert
event. (write) 1 to clear event
+ }
+
+ Mutex (MEMORY_SLOT_LOCK, 0)
+ Field (MEMORY_HOTPLUG_IO_REGION, DWordAcc, NoLock, Preserve) {
+ MEMORY_SLOT_SLECTOR, 32, // DIMM selector, write only
+ MEMORY_SLOT_OST_EVENT, 32, // _OST event code, write only
+ MEMORY_SLOT_OST_STATUS, 32, // _OST status code, write only
+ }
+
+ Method(MEMORY_SLOT_SCAN_METHOD, 0) {
+ If (LEqual(MEMORY_SLOTS_NUMBER, Zero)) {
+ Return(Zero)
+ }
+
+ Store(Zero, Local0) // Mem devs iterrator
+ Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
+ while (LLess(Local0, MEMORY_SLOTS_NUMBER)) {
+ Store(Local0, MEMORY_SLOT_SLECTOR) // select Local0 DIMM
+ If (LEqual(MEMORY_SLOT_INSERT_EVENT, One)) { // Memory
device needs check
+ MEMORY_SLOT_NOTIFY_METHOD(Local0, 1)
+ Store(1, MEMORY_SLOT_INSERT_EVENT)
+ }
+ // TODO: handle memory eject request
+ Add(Local0, One, Local0) // goto next DIMM
+ }
+ Release(MEMORY_SLOT_LOCK)
+ Return(One)
+ }
+
+ Method(MEMORY_SLOT_STATUS_METHOD, 1) {
+ Store(Zero, Local0)
+
+ Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
+ Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
+
+ If (LEqual(MEMORY_SLOT_ENABLED, One)) {
+ Store(0xF, Local0)
+ }
+
+ Release(MEMORY_SLOT_LOCK)
+ Return(Local0)
+ }
+
+ Method(MEMORY_SLOT_CRS_METHOD, 1, Serialized) {
+ Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
+ Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
+
+ Name(MR64, ResourceTemplate() {
+ QWordMemory(ResourceProducer, PosDecode, MinFixed,
MaxFixed,
+ Cacheable, ReadWrite,
+ 0x0000000000000000, // Address Space Granularity
+ 0x0000000000000000, // Address Range Minimum
+ 0xFFFFFFFFFFFFFFFE, // Address Range Maximum
+ 0x0000000000000000, // Address Translation Offset
+ 0xFFFFFFFFFFFFFFFF, // Address Length
+ ,, MW64, AddressRangeMemory, TypeStatic)
+ })
+
+ CreateDWordField(MR64, 14, MINL)
+ CreateDWordField(MR64, 18, MINH)
+ CreateDWordField(MR64, 38, LENL)
+ CreateDWordField(MR64, 42, LENH)
+ CreateDWordField(MR64, 22, MAXL)
+ CreateDWordField(MR64, 26, MAXH)
+
+ Store(MEMORY_SLOT_ADDR_HIGH, MINH)
+ Store(MEMORY_SLOT_ADDR_LOW, MINL)
+ Store(MEMORY_SLOT_SIZE_HIGH, LENH)
+ Store(MEMORY_SLOT_SIZE_LOW, LENL)
+
+ // 64-bit math: MAX = MIN + LEN - 1
+ Add(MINL, LENL, MAXL)
+ Add(MINH, LENH, MAXH)
+ If (LLess(MAXL, MINL)) {
+ Add(MAXH, One, MAXH)
+ }
+ If (LLess(MAXL, One)) {
+ Subtract(MAXH, One, MAXH)
+ }
+ Subtract(MAXL, One, MAXL)
+
+ If (LEqual(MAXH, Zero)){
+ Name(MR32, ResourceTemplate() {
+ DWordMemory(ResourceProducer, PosDecode, MinFixed,
MaxFixed,
+ Cacheable, ReadWrite,
+ 0x00000000, // Address Space Granularity
+ 0x00000000, // Address Range Minimum
+ 0xFFFFFFFE, // Address Range Maximum
+ 0x00000000, // Address Translation Offset
+ 0xFFFFFFFF, // Address Length
+ ,, MW32, AddressRangeMemory, TypeStatic)
+ })
+ CreateDWordField(MR32, MW32._MIN, MIN)
+ CreateDWordField(MR32, MW32._MAX, MAX)
+ CreateDWordField(MR32, MW32._LEN, LEN)
+ Store(MINL, MIN)
+ Store(MAXL, MAX)
+ Store(LENL, LEN)
+
+ Release(MEMORY_SLOT_LOCK)
+ Return(MR32)
+ }
+
+ Release(MEMORY_SLOT_LOCK)
+ Return(MR64)
+ }
+
+ Method(MEMORY_SLOT_PROXIMITY_METHOD, 1) {
+ Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
+ Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
+ Store(MEMORY_SLOT_PROXIMITY, Local0)
+ Release(MEMORY_SLOT_LOCK)
+ Return(Local0)
+ }
+
+ Method(MEMORY_SLOT_OST_METHOD, 4) {
+ Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
+ Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
+ Store(Arg1, MEMORY_SLOT_OST_EVENT)
+ Store(Arg2, MEMORY_SLOT_OST_STATUS)
+ Release(MEMORY_SLOT_LOCK)
+ }
+ } // Device()
+ } // Scope()
/****************************************************************
diff --git a/hw/i386/acpi-dsdt-dbug.dsl b/hw/i386/acpi-dsdt-dbug.dsl
deleted file mode 100644
index 86230f7..0000000
--- a/hw/i386/acpi-dsdt-dbug.dsl
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
-
- * This program 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 General Public License for more details.
-
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-/****************************************************************
- * Debugging
- ****************************************************************/
-
-Scope(\) {
- /* Debug Output */
- OperationRegion(DBG, SystemIO, 0x0402, 0x01)
- Field(DBG, ByteAcc, NoLock, Preserve) {
- DBGB, 8,
- }
-
- /* Debug method - use this method to send output to the QEMU
- * BIOS debug port. This method handles strings, integers,
- * and buffers. For example: DBUG("abc") DBUG(0x123) */
- Method(DBUG, 1) {
- ToHexString(Arg0, Local0)
- ToBuffer(Local0, Local0)
- Subtract(SizeOf(Local0), 1, Local1)
- Store(Zero, Local2)
- While (LLess(Local2, Local1)) {
- Store(DerefOf(Index(Local0, Local2)), DBGB)
- Increment(Local2)
- }
- Store(0x0A, DBGB)
- }
-}
diff --git a/hw/i386/acpi-dsdt-hpet.dsl b/hw/i386/acpi-dsdt-hpet.dsl
deleted file mode 100644
index 44961b8..0000000
--- a/hw/i386/acpi-dsdt-hpet.dsl
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
-
- * This program 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 General Public License for more details.
-
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-/****************************************************************
- * HPET
- ****************************************************************/
-
-Scope(\_SB) {
- Device(HPET) {
- Name(_HID, EISAID("PNP0103"))
- Name(_UID, 0)
- OperationRegion(HPTM, SystemMemory, 0xFED00000, 0x400)
- Field(HPTM, DWordAcc, Lock, Preserve) {
- VEND, 32,
- PRD, 32,
- }
- Method(_STA, 0, NotSerialized) {
- Store(VEND, Local0)
- Store(PRD, Local1)
- ShiftRight(Local0, 16, Local0)
- If (LOr(LEqual(Local0, 0), LEqual(Local0, 0xffff))) {
- Return (0x0)
- }
- If (LOr(LEqual(Local1, 0), LGreater(Local1, 100000000))) {
- Return (0x0)
- }
- Return (0x0F)
- }
- Name(_CRS, ResourceTemplate() {
- Memory32Fixed(ReadOnly,
- 0xFED00000, // Address Base
- 0x00000400, // Address Length
- )
- })
- }
-}
diff --git a/hw/i386/acpi-dsdt-isa.dsl b/hw/i386/acpi-dsdt-isa.dsl
deleted file mode 100644
index a8851b0..0000000
--- a/hw/i386/acpi-dsdt-isa.dsl
+++ /dev/null
@@ -1,132 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
-
- * This program 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 General Public License for more details.
-
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-/* Common legacy ISA style devices. */
-Scope(\_SB.PCI0.ISA) {
-
- Device (SMC) {
- Name(_HID, EisaId("APP0001"))
- /* _STA will be patched to 0x0B if AppleSMC is present */
- ACPI_EXTRACT_NAME_BYTE_CONST dsdt_applesmc_sta
- Name(_STA, 0xF0)
- Name(_CRS, ResourceTemplate () {
- IO (Decode16, 0x0300, 0x0300, 0x01, 0x20)
- IRQNoFlags() { 6 }
- })
- }
-
- Device(RTC) {
- Name(_HID, EisaId("PNP0B00"))
- Name(_CRS, ResourceTemplate() {
- IO(Decode16, 0x0070, 0x0070, 0x10, 0x02)
- IRQNoFlags() { 8 }
- IO(Decode16, 0x0072, 0x0072, 0x02, 0x06)
- })
- }
-
- Device(KBD) {
- Name(_HID, EisaId("PNP0303"))
- Method(_STA, 0, NotSerialized) {
- Return (0x0f)
- }
- Name(_CRS, ResourceTemplate() {
- IO(Decode16, 0x0060, 0x0060, 0x01, 0x01)
- IO(Decode16, 0x0064, 0x0064, 0x01, 0x01)
- IRQNoFlags() { 1 }
- })
- }
-
- Device(MOU) {
- Name(_HID, EisaId("PNP0F13"))
- Method(_STA, 0, NotSerialized) {
- Return (0x0f)
- }
- Name(_CRS, ResourceTemplate() {
- IRQNoFlags() { 12 }
- })
- }
-
- External(FDEN)
- Device(FDC0) {
- Name(_HID, EisaId("PNP0700"))
- Method(_STA, 0, NotSerialized) {
- Store(FDEN, Local0)
- If (LEqual(Local0, 0)) {
- Return (0x00)
- } Else {
- Return (0x0F)
- }
- }
- Name(_CRS, ResourceTemplate() {
- IO(Decode16, 0x03F2, 0x03F2, 0x00, 0x04)
- IO(Decode16, 0x03F7, 0x03F7, 0x00, 0x01)
- IRQNoFlags() { 6 }
- DMA(Compatibility, NotBusMaster, Transfer8) { 2 }
- })
- }
-
- External(LPEN)
- Device(LPT) {
- Name(_HID, EisaId("PNP0400"))
- Method(_STA, 0, NotSerialized) {
- Store(LPEN, Local0)
- If (LEqual(Local0, 0)) {
- Return (0x00)
- } Else {
- Return (0x0F)
- }
- }
- Name(_CRS, ResourceTemplate() {
- IO(Decode16, 0x0378, 0x0378, 0x08, 0x08)
- IRQNoFlags() { 7 }
- })
- }
-
- External(CAEN)
- Device(COM1) {
- Name(_HID, EisaId("PNP0501"))
- Name(_UID, 0x01)
- Method(_STA, 0, NotSerialized) {
- Store(CAEN, Local0)
- If (LEqual(Local0, 0)) {
- Return (0x00)
- } Else {
- Return (0x0F)
- }
- }
- Name(_CRS, ResourceTemplate() {
- IO(Decode16, 0x03F8, 0x03F8, 0x00, 0x08)
- IRQNoFlags() { 4 }
- })
- }
-
- External(CBEN)
- Device(COM2) {
- Name(_HID, EisaId("PNP0501"))
- Name(_UID, 0x02)
- Method(_STA, 0, NotSerialized) {
- Store(CBEN, Local0)
- If (LEqual(Local0, 0)) {
- Return (0x00)
- } Else {
- Return (0x0F)
- }
- }
- Name(_CRS, ResourceTemplate() {
- IO(Decode16, 0x02F8, 0x02F8, 0x00, 0x08)
- IRQNoFlags() { 3 }
- })
- }
-}
diff --git a/hw/i386/acpi-dsdt-mem-hotplug.dsl
b/hw/i386/acpi-dsdt-mem-hotplug.dsl
deleted file mode 100644
index 2a36c47..0000000
--- a/hw/i386/acpi-dsdt-mem-hotplug.dsl
+++ /dev/null
@@ -1,176 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
-
- * This program 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 General Public License for more details.
-
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
- External(MEMORY_SLOT_NOTIFY_METHOD, MethodObj)
-
- Scope(\_SB.PCI0) {
- Device(MEMORY_HOTPLUG_DEVICE) {
- Name(_HID, "PNP0A06")
- Name(_UID, "Memory hotplug resources")
- External(MEMORY_SLOTS_NUMBER, IntObj)
-
- /* Memory hotplug IO registers */
- OperationRegion(MEMORY_HOTPLUG_IO_REGION, SystemIO,
- ACPI_MEMORY_HOTPLUG_BASE,
- ACPI_MEMORY_HOTPLUG_IO_LEN)
-
- Name(_CRS, ResourceTemplate() {
- IO(Decode16, ACPI_MEMORY_HOTPLUG_BASE,
ACPI_MEMORY_HOTPLUG_BASE,
- 0, ACPI_MEMORY_HOTPLUG_IO_LEN, IO)
- })
-
- Method(_STA, 0) {
- If (LEqual(MEMORY_SLOTS_NUMBER, Zero)) {
- Return(0x0)
- }
- /* present, functioning, decoding, not shown in UI */
- Return(0xB)
- }
-
- Field(MEMORY_HOTPLUG_IO_REGION, DWordAcc, NoLock, Preserve) {
- MEMORY_SLOT_ADDR_LOW, 32, // read only
- MEMORY_SLOT_ADDR_HIGH, 32, // read only
- MEMORY_SLOT_SIZE_LOW, 32, // read only
- MEMORY_SLOT_SIZE_HIGH, 32, // read only
- MEMORY_SLOT_PROXIMITY, 32, // read only
- }
- Field(MEMORY_HOTPLUG_IO_REGION, ByteAcc, NoLock, Preserve) {
- Offset(20),
- MEMORY_SLOT_ENABLED, 1, // 1 if enabled, read only
- MEMORY_SLOT_INSERT_EVENT, 1, // (read) 1 if has a insert
event. (write) 1 to clear event
- }
-
- Mutex (MEMORY_SLOT_LOCK, 0)
- Field (MEMORY_HOTPLUG_IO_REGION, DWordAcc, NoLock, Preserve) {
- MEMORY_SLOT_SLECTOR, 32, // DIMM selector, write only
- MEMORY_SLOT_OST_EVENT, 32, // _OST event code, write only
- MEMORY_SLOT_OST_STATUS, 32, // _OST status code, write only
- }
-
- Method(MEMORY_SLOT_SCAN_METHOD, 0) {
- If (LEqual(MEMORY_SLOTS_NUMBER, Zero)) {
- Return(Zero)
- }
-
- Store(Zero, Local0) // Mem devs iterrator
- Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
- while (LLess(Local0, MEMORY_SLOTS_NUMBER)) {
- Store(Local0, MEMORY_SLOT_SLECTOR) // select Local0 DIMM
- If (LEqual(MEMORY_SLOT_INSERT_EVENT, One)) { // Memory
device needs check
- MEMORY_SLOT_NOTIFY_METHOD(Local0, 1)
- Store(1, MEMORY_SLOT_INSERT_EVENT)
- }
- // TODO: handle memory eject request
- Add(Local0, One, Local0) // goto next DIMM
- }
- Release(MEMORY_SLOT_LOCK)
- Return(One)
- }
-
- Method(MEMORY_SLOT_STATUS_METHOD, 1) {
- Store(Zero, Local0)
-
- Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
- Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
-
- If (LEqual(MEMORY_SLOT_ENABLED, One)) {
- Store(0xF, Local0)
- }
-
- Release(MEMORY_SLOT_LOCK)
- Return(Local0)
- }
-
- Method(MEMORY_SLOT_CRS_METHOD, 1, Serialized) {
- Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
- Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
-
- Name(MR64, ResourceTemplate() {
- QWordMemory(ResourceProducer, PosDecode, MinFixed,
MaxFixed,
- Cacheable, ReadWrite,
- 0x0000000000000000, // Address Space Granularity
- 0x0000000000000000, // Address Range Minimum
- 0xFFFFFFFFFFFFFFFE, // Address Range Maximum
- 0x0000000000000000, // Address Translation Offset
- 0xFFFFFFFFFFFFFFFF, // Address Length
- ,, MW64, AddressRangeMemory, TypeStatic)
- })
-
- CreateDWordField(MR64, 14, MINL)
- CreateDWordField(MR64, 18, MINH)
- CreateDWordField(MR64, 38, LENL)
- CreateDWordField(MR64, 42, LENH)
- CreateDWordField(MR64, 22, MAXL)
- CreateDWordField(MR64, 26, MAXH)
-
- Store(MEMORY_SLOT_ADDR_HIGH, MINH)
- Store(MEMORY_SLOT_ADDR_LOW, MINL)
- Store(MEMORY_SLOT_SIZE_HIGH, LENH)
- Store(MEMORY_SLOT_SIZE_LOW, LENL)
-
- // 64-bit math: MAX = MIN + LEN - 1
- Add(MINL, LENL, MAXL)
- Add(MINH, LENH, MAXH)
- If (LLess(MAXL, MINL)) {
- Add(MAXH, One, MAXH)
- }
- If (LLess(MAXL, One)) {
- Subtract(MAXH, One, MAXH)
- }
- Subtract(MAXL, One, MAXL)
-
- If (LEqual(MAXH, Zero)){
- Name(MR32, ResourceTemplate() {
- DWordMemory(ResourceProducer, PosDecode, MinFixed,
MaxFixed,
- Cacheable, ReadWrite,
- 0x00000000, // Address Space Granularity
- 0x00000000, // Address Range Minimum
- 0xFFFFFFFE, // Address Range Maximum
- 0x00000000, // Address Translation Offset
- 0xFFFFFFFF, // Address Length
- ,, MW32, AddressRangeMemory, TypeStatic)
- })
- CreateDWordField(MR32, MW32._MIN, MIN)
- CreateDWordField(MR32, MW32._MAX, MAX)
- CreateDWordField(MR32, MW32._LEN, LEN)
- Store(MINL, MIN)
- Store(MAXL, MAX)
- Store(LENL, LEN)
-
- Release(MEMORY_SLOT_LOCK)
- Return(MR32)
- }
-
- Release(MEMORY_SLOT_LOCK)
- Return(MR64)
- }
-
- Method(MEMORY_SLOT_PROXIMITY_METHOD, 1) {
- Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
- Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
- Store(MEMORY_SLOT_PROXIMITY, Local0)
- Release(MEMORY_SLOT_LOCK)
- Return(Local0)
- }
-
- Method(MEMORY_SLOT_OST_METHOD, 4) {
- Acquire(MEMORY_SLOT_LOCK, 0xFFFF)
- Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM
- Store(Arg1, MEMORY_SLOT_OST_EVENT)
- Store(Arg2, MEMORY_SLOT_OST_STATUS)
- Release(MEMORY_SLOT_LOCK)
- }
- } // Device()
- } // Scope()
--
1.8.3.1
