target-i386: move generic memory hotplug methods to DSDTs

This makes it simpler to keep the SSDT byte-for-byte identical for a
given machine type, which is a goal we want to have for 2.2 and newer
types.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

hw/i386/acpi-dsdt-mem-hotplug.dsl

@@ -0,0 +1,176 @@
+/*
+ * 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()

hw/i386/acpi-dsdt.dsl

@@ -297,13 +297,12 @@ DefinitionBlock (
 #include "hw/acpi/pc-hotplug.h"
 #define CPU_STATUS_BASE PIIX4_CPU_HOTPLUG_IO_BASE
 #include "acpi-dsdt-cpu-hotplug.dsl"
+#include "acpi-dsdt-mem-hotplug.dsl"
 
 
 /****************************************************************
  * General purpose events
  ****************************************************************/
-    External(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_SCAN_METHOD, MethodObj)
-
     Scope(\_GPE) {
         Name(_HID, "ACPI0006")
 

hw/i386/acpi-dsdt.hex.generated

@@ -3,12 +3,12 @@ static unsigned char AcpiDsdtAmlCode[] = {
 0x53,
 0x44,
 0x54,
-0xf7,
+0x8,
-0xa,
+0xe,
 0x0,
 0x0,
 0x1,
-0x1f,
+0xfc,
 0x42,
 0x58,
 0x50,
@@ -32,8 +32,8 @@ static unsigned char AcpiDsdtAmlCode[] = {
 0x54,
 0x4c,
 0x28,
-0x5,
+0x8,
-0x10,
+0x14,
 0x20,
 0x10,
 0x49,
@@ -2593,6 +2593,791 @@ static unsigned char AcpiDsdtAmlCode[] = {
 0xa,
 0xb,
 0x10,
+0x40,
+0x31,
+0x2e,
+0x5f,
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+0x4d,
+0x1,
+0x5b,
+0x23,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xff,
+0xff,
+0x70,
+0x99,
+0x68,
+0x0,
+0x4d,
+0x53,
+0x45,
+0x4c,
+0x70,
+0x4d,
+0x50,
+0x58,
+0x5f,
+0x60,
+0x5b,
+0x27,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xa4,
+0x60,
+0x14,
+0x28,
+0x4d,
+0x4f,
+0x53,
+0x54,
+0x4,
+0x5b,
+0x23,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xff,
+0xff,
+0x70,
+0x99,
+0x68,
+0x0,
+0x4d,
+0x53,
+0x45,
+0x4c,
+0x70,
+0x69,
+0x4d,
+0x4f,
+0x45,
+0x56,
+0x70,
+0x6a,
+0x4d,
+0x4f,
+0x53,
+0x43,
+0x5b,
+0x27,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0x10,
 0x45,
 0xd,
 0x5f,

hw/i386/q35-acpi-dsdt.dsl

@@ -405,13 +405,12 @@ DefinitionBlock (
 #include "hw/acpi/pc-hotplug.h"
 #define CPU_STATUS_BASE ICH9_CPU_HOTPLUG_IO_BASE
 #include "acpi-dsdt-cpu-hotplug.dsl"
+#include "acpi-dsdt-mem-hotplug.dsl"
 
 
 /****************************************************************
  * General purpose events
  ****************************************************************/
-    External(\_SB.PCI0.MEMORY_HOTPLUG_DEVICE.MEMORY_SLOT_SCAN_METHOD, MethodObj)
-
     Scope(\_GPE) {
         Name(_HID, "ACPI0006")
 

hw/i386/q35-acpi-dsdt.hex.generated

@@ -3,12 +3,12 @@ static unsigned char Q35AcpiDsdtAmlCode[] = {
 0x53,
 0x44,
 0x54,
-0xe5,
+0xf6,
-0x1c,
+0x1f,
 0x0,
 0x0,
 0x1,
-0xb7,
+0x91,
 0x42,
 0x58,
 0x50,
@@ -31,9 +31,9 @@ static unsigned char Q35AcpiDsdtAmlCode[] = {
 0x4e,
 0x54,
 0x4c,
-0x15,
+0x28,
-0x11,
+0x8,
-0x13,
+0x14,
 0x20,
 0x10,
 0x49,
@@ -7234,6 +7234,791 @@ static unsigned char Q35AcpiDsdtAmlCode[] = {
 0xa,
 0xb,
 0x10,
+0x40,
+0x31,
+0x2e,
+0x5f,
+0x53,
+0x42,
+0x5f,
+0x50,
+0x43,
+0x49,
+0x30,
+0x5b,
+0x82,
+0x43,
+0x30,
+0x4d,
+0x48,
+0x50,
+0x44,
+0x8,
+0x5f,
+0x48,
+0x49,
+0x44,
+0xd,
+0x50,
+0x4e,
+0x50,
+0x30,
+0x41,
+0x30,
+0x36,
+0x0,
+0x8,
+0x5f,
+0x55,
+0x49,
+0x44,
+0xd,
+0x4d,
+0x65,
+0x6d,
+0x6f,
+0x72,
+0x79,
+0x20,
+0x68,
+0x6f,
+0x74,
+0x70,
+0x6c,
+0x75,
+0x67,
+0x20,
+0x72,
+0x65,
+0x73,
+0x6f,
+0x75,
+0x72,
+0x63,
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+0x73,
+0x0,
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+0x80,
+0x48,
+0x50,
+0x4d,
+0x52,
+0x1,
+0xb,
+0x0,
+0xa,
+0xa,
+0x18,
+0x8,
+0x5f,
+0x43,
+0x52,
+0x53,
+0x11,
+0xd,
+0xa,
+0xa,
+0x47,
+0x1,
+0x0,
+0xa,
+0x0,
+0xa,
+0x0,
+0x18,
+0x79,
+0x0,
+0x14,
+0x13,
+0x5f,
+0x53,
+0x54,
+0x41,
+0x0,
+0xa0,
+0x9,
+0x93,
+0x4d,
+0x44,
+0x4e,
+0x52,
+0x0,
+0xa4,
+0x0,
+0xa4,
+0xa,
+0xb,
+0x5b,
+0x81,
+0x1f,
+0x48,
+0x50,
+0x4d,
+0x52,
+0x3,
+0x4d,
+0x52,
+0x42,
+0x4c,
+0x20,
+0x4d,
+0x52,
+0x42,
+0x48,
+0x20,
+0x4d,
+0x52,
+0x4c,
+0x4c,
+0x20,
+0x4d,
+0x52,
+0x4c,
+0x48,
+0x20,
+0x4d,
+0x50,
+0x58,
+0x5f,
+0x20,
+0x5b,
+0x81,
+0x13,
+0x48,
+0x50,
+0x4d,
+0x52,
+0x1,
+0x0,
+0x40,
+0xa,
+0x4d,
+0x45,
+0x53,
+0x5f,
+0x1,
+0x4d,
+0x49,
+0x4e,
+0x53,
+0x1,
+0x5b,
+0x1,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0x0,
+0x5b,
+0x81,
+0x15,
+0x48,
+0x50,
+0x4d,
+0x52,
+0x3,
+0x4d,
+0x53,
+0x45,
+0x4c,
+0x20,
+0x4d,
+0x4f,
+0x45,
+0x56,
+0x20,
+0x4d,
+0x4f,
+0x53,
+0x43,
+0x20,
+0x14,
+0x4a,
+0x4,
+0x4d,
+0x53,
+0x43,
+0x4e,
+0x0,
+0xa0,
+0x9,
+0x93,
+0x4d,
+0x44,
+0x4e,
+0x52,
+0x0,
+0xa4,
+0x0,
+0x70,
+0x0,
+0x60,
+0x5b,
+0x23,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xff,
+0xff,
+0xa2,
+0x25,
+0x95,
+0x60,
+0x4d,
+0x44,
+0x4e,
+0x52,
+0x70,
+0x60,
+0x4d,
+0x53,
+0x45,
+0x4c,
+0xa0,
+0x13,
+0x93,
+0x4d,
+0x49,
+0x4e,
+0x53,
+0x1,
+0x4d,
+0x54,
+0x46,
+0x59,
+0x60,
+0x1,
+0x70,
+0x1,
+0x4d,
+0x49,
+0x4e,
+0x53,
+0x72,
+0x60,
+0x1,
+0x60,
+0x5b,
+0x27,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xa4,
+0x1,
+0x14,
+0x2d,
+0x4d,
+0x52,
+0x53,
+0x54,
+0x1,
+0x70,
+0x0,
+0x60,
+0x5b,
+0x23,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xff,
+0xff,
+0x70,
+0x99,
+0x68,
+0x0,
+0x4d,
+0x53,
+0x45,
+0x4c,
+0xa0,
+0xb,
+0x93,
+0x4d,
+0x45,
+0x53,
+0x5f,
+0x1,
+0x70,
+0xa,
+0xf,
+0x60,
+0x5b,
+0x27,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xa4,
+0x60,
+0x14,
+0x41,
+0x18,
+0x4d,
+0x43,
+0x52,
+0x53,
+0x9,
+0x5b,
+0x23,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xff,
+0xff,
+0x70,
+0x99,
+0x68,
+0x0,
+0x4d,
+0x53,
+0x45,
+0x4c,
+0x8,
+0x4d,
+0x52,
+0x36,
+0x34,
+0x11,
+0x33,
+0xa,
+0x30,
+0x8a,
+0x2b,
+0x0,
+0x0,
+0xc,
+0x3,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0xfe,
+0xff,
+0xff,
+0xff,
+0xff,
+0xff,
+0xff,
+0xff,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0xff,
+0xff,
+0xff,
+0xff,
+0xff,
+0xff,
+0xff,
+0xff,
+0x79,
+0x0,
+0x8a,
+0x4d,
+0x52,
+0x36,
+0x34,
+0xa,
+0xe,
+0x4d,
+0x49,
+0x4e,
+0x4c,
+0x8a,
+0x4d,
+0x52,
+0x36,
+0x34,
+0xa,
+0x12,
+0x4d,
+0x49,
+0x4e,
+0x48,
+0x8a,
+0x4d,
+0x52,
+0x36,
+0x34,
+0xa,
+0x26,
+0x4c,
+0x45,
+0x4e,
+0x4c,
+0x8a,
+0x4d,
+0x52,
+0x36,
+0x34,
+0xa,
+0x2a,
+0x4c,
+0x45,
+0x4e,
+0x48,
+0x8a,
+0x4d,
+0x52,
+0x36,
+0x34,
+0xa,
+0x16,
+0x4d,
+0x41,
+0x58,
+0x4c,
+0x8a,
+0x4d,
+0x52,
+0x36,
+0x34,
+0xa,
+0x1a,
+0x4d,
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+0x48,
+0x70,
+0x4d,
+0x52,
+0x42,
+0x48,
+0x4d,
+0x49,
+0x4e,
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+0x70,
+0x4d,
+0x52,
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+0x4d,
+0x49,
+0x4e,
+0x4c,
+0x70,
+0x4d,
+0x52,
+0x4c,
+0x48,
+0x4c,
+0x45,
+0x4e,
+0x48,
+0x70,
+0x4d,
+0x52,
+0x4c,
+0x4c,
+0x4c,
+0x45,
+0x4e,
+0x4c,
+0x72,
+0x4d,
+0x49,
+0x4e,
+0x4c,
+0x4c,
+0x45,
+0x4e,
+0x4c,
+0x4d,
+0x41,
+0x58,
+0x4c,
+0x72,
+0x4d,
+0x49,
+0x4e,
+0x48,
+0x4c,
+0x45,
+0x4e,
+0x48,
+0x4d,
+0x41,
+0x58,
+0x48,
+0xa0,
+0x14,
+0x95,
+0x4d,
+0x41,
+0x58,
+0x4c,
+0x4d,
+0x49,
+0x4e,
+0x4c,
+0x72,
+0x4d,
+0x41,
+0x58,
+0x48,
+0x1,
+0x4d,
+0x41,
+0x58,
+0x48,
+0xa0,
+0x11,
+0x95,
+0x4d,
+0x41,
+0x58,
+0x4c,
+0x1,
+0x74,
+0x4d,
+0x41,
+0x58,
+0x48,
+0x1,
+0x4d,
+0x41,
+0x58,
+0x48,
+0x74,
+0x4d,
+0x41,
+0x58,
+0x4c,
+0x1,
+0x4d,
+0x41,
+0x58,
+0x4c,
+0xa0,
+0x44,
+0x7,
+0x93,
+0x4d,
+0x41,
+0x58,
+0x48,
+0x0,
+0x8,
+0x4d,
+0x52,
+0x33,
+0x32,
+0x11,
+0x1f,
+0xa,
+0x1c,
+0x87,
+0x17,
+0x0,
+0x0,
+0xc,
+0x3,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0x0,
+0xfe,
+0xff,
+0xff,
+0xff,
+0x0,
+0x0,
+0x0,
+0x0,
+0xff,
+0xff,
+0xff,
+0xff,
+0x79,
+0x0,
+0x8a,
+0x4d,
+0x52,
+0x33,
+0x32,
+0xa,
+0xa,
+0x4d,
+0x49,
+0x4e,
+0x5f,
+0x8a,
+0x4d,
+0x52,
+0x33,
+0x32,
+0xa,
+0xe,
+0x4d,
+0x41,
+0x58,
+0x5f,
+0x8a,
+0x4d,
+0x52,
+0x33,
+0x32,
+0xa,
+0x16,
+0x4c,
+0x45,
+0x4e,
+0x5f,
+0x70,
+0x4d,
+0x49,
+0x4e,
+0x4c,
+0x4d,
+0x49,
+0x4e,
+0x5f,
+0x70,
+0x4d,
+0x41,
+0x58,
+0x4c,
+0x4d,
+0x41,
+0x58,
+0x5f,
+0x70,
+0x4c,
+0x45,
+0x4e,
+0x4c,
+0x4c,
+0x45,
+0x4e,
+0x5f,
+0x5b,
+0x27,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xa4,
+0x4d,
+0x52,
+0x33,
+0x32,
+0x5b,
+0x27,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xa4,
+0x4d,
+0x52,
+0x36,
+0x34,
+0x14,
+0x24,
+0x4d,
+0x50,
+0x58,
+0x4d,
+0x1,
+0x5b,
+0x23,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xff,
+0xff,
+0x70,
+0x99,
+0x68,
+0x0,
+0x4d,
+0x53,
+0x45,
+0x4c,
+0x70,
+0x4d,
+0x50,
+0x58,
+0x5f,
+0x60,
+0x5b,
+0x27,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xa4,
+0x60,
+0x14,
+0x28,
+0x4d,
+0x4f,
+0x53,
+0x54,
+0x4,
+0x5b,
+0x23,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0xff,
+0xff,
+0x70,
+0x99,
+0x68,
+0x0,
+0x4d,
+0x53,
+0x45,
+0x4c,
+0x70,
+0x69,
+0x4d,
+0x4f,
+0x45,
+0x56,
+0x70,
+0x6a,
+0x4d,
+0x4f,
+0x53,
+0x43,
+0x5b,
+0x27,
+0x4d,
+0x4c,
+0x43,
+0x4b,
+0x10,
 0x42,
 0xa,
 0x5f,

hw/i386/ssdt-mem.hex.generated

@@ -11,7 +11,7 @@ static unsigned char ssdm_mem_aml[] = {
 0x0,
 0x0,
 0x2,
-0x71,
+0x66,
 0x42,
 0x58,
 0x50,
@@ -34,9 +34,9 @@ static unsigned char ssdm_mem_aml[] = {
 0x4e,
 0x54,
 0x4c,
-0x15,
+0x28,
-0x11,
+0x8,
-0x13,
+0x14,
 0x20,
 0x10,
 0x42,

hw/i386/ssdt-misc.dsl

@@ -36,6 +36,8 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1)
        Name(P1E, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
        ACPI_EXTRACT_NAME_BUFFER8 acpi_pci64_length
        Name(P1L, Buffer() { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 })
+       ACPI_EXTRACT_NAME_DWORD_CONST ssdt_mctrl_nr_slots
+       Name(MEMORY_SLOTS_NUMBER, 0x12345678)
     }
 
 
@@ -117,167 +119,4 @@ DefinitionBlock ("ssdt-misc.aml", "SSDT", 0x01, "BXPC", "BXSSDTSUSP", 0x1)
             }
         }
     }
-
-    External(MEMORY_SLOT_NOTIFY_METHOD, MethodObj)
-    Scope(\_SB.PCI0) {
-        Device(MEMORY_HOTPLUG_DEVICE) {
-            Name(_HID, "PNP0A06")
-            Name(_UID, "Memory hotplug resources")
-
-            ACPI_EXTRACT_NAME_DWORD_CONST ssdt_mctrl_nr_slots
-            Name(MEMORY_SLOTS_NUMBER, 0x12345678)
-
-            /* 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()
 }

hw/i386/ssdt-misc.hex.generated

@@ -2,13 +2,13 @@ static unsigned char acpi_pci64_length[] = {
 0x6f
 };
 static unsigned char acpi_s4_pkg[] = {
-0x8f
+0x99
 };
-static unsigned short ssdt_mctrl_nr_slots[] = {
+static unsigned char ssdt_mctrl_nr_slots[] = {
-0x1aa
+0x7d
 };
 static unsigned char acpi_s3_name[] = {
-0x7c
+0x86
 };
 static unsigned char acpi_pci32_start[] = {
 0x2f
@@ -21,12 +21,12 @@ static unsigned char ssdp_misc_aml[] = {
 0x53,
 0x44,
 0x54,
-0x7e,
+0x6c,
-0x4,
+0x1,
 0x0,
 0x0,
 0x1,
-0x8b,
+0x3,
 0x42,
 0x58,
 0x50,
@@ -49,12 +49,12 @@ static unsigned char ssdp_misc_aml[] = {
 0x4e,
 0x54,
 0x4c,
-0x15,
+0x28,
-0x11,
+0x8,
-0x13,
+0x14,
 0x20,
 0x10,
-0x42,
+0x4c,
 0x5,
 0x5c,
 0x0,
@@ -136,6 +136,16 @@ static unsigned char ssdp_misc_aml[] = {
 0x0,
 0x0,
 0x0,
+0x8,
+0x4d,
+0x44,
+0x4e,
+0x52,
+0xc,
+0x78,
+0x56,
+0x34,
+0x12,
 0x10,
 0x29,
 0x5c,
@@ -370,809 +380,13 @@ static unsigned char ssdp_misc_aml[] = {
 0x49,
 0x4f,
 0x4d,
-0x58,
+0x58
-0x10,
-0x4b,
-0x31,
-0x5c,
-0x2e,
-0x5f,
-0x53,
-0x42,
-0x5f,
-0x50,
-0x43,
-0x49,
-0x30,
-0x5b,
-0x82,
-0x4d,
-0x30,
-0x4d,
-0x48,
-0x50,
-0x44,
-0x8,
-0x5f,
-0x48,
-0x49,
-0x44,
-0xd,
-0x50,
-0x4e,
-0x50,
-0x30,
-0x41,
-0x30,
-0x36,
-0x0,
-0x8,
-0x5f,
-0x55,
-0x49,
-0x44,
-0xd,
-0x4d,
-0x65,
-0x6d,
-0x6f,
-0x72,
-0x79,
-0x20,
-0x68,
-0x6f,
-0x74,
-0x70,
-0x6c,
-0x75,
-0x67,
-0x20,
-0x72,
-0x65,
-0x73,
-0x6f,
-0x75,
-0x72,
-0x63,
-0x65,
-0x73,
-0x0,
-0x8,
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-0x44,
-0x4e,
-0x52,
-0xc,
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-0x12,
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-0x80,
-0x48,
-0x50,
-0x4d,
-0x52,
-0x1,
-0xb,
-0x0,
-0xa,
-0xa,
-0x18,
-0x8,
-0x5f,
-0x43,
-0x52,
-0x53,
-0x11,
-0xd,
-0xa,
-0xa,
-0x47,
-0x1,
-0x0,
-0xa,
-0x0,
-0xa,
-0x0,
-0x18,
-0x79,
-0x0,
-0x14,
-0x13,
-0x5f,
-0x53,
-0x54,
-0x41,
-0x0,
-0xa0,
-0x9,
-0x93,
-0x4d,
-0x44,
-0x4e,
-0x52,
-0x0,
-0xa4,
-0x0,
-0xa4,
-0xa,
-0xb,
-0x5b,
-0x81,
-0x1f,
-0x48,
-0x50,
-0x4d,
-0x52,
-0x3,
-0x4d,
-0x52,
-0x42,
-0x4c,
-0x20,
-0x4d,
-0x52,
-0x42,
-0x48,
-0x20,
-0x4d,
-0x52,
-0x4c,
-0x4c,
-0x20,
-0x4d,
-0x52,
-0x4c,
-0x48,
-0x20,
-0x4d,
-0x50,
-0x58,
-0x5f,
-0x20,
-0x5b,
-0x81,
-0x13,
-0x48,
-0x50,
-0x4d,
-0x52,
-0x1,
-0x0,
-0x40,
-0xa,
-0x4d,
-0x45,
-0x53,
-0x5f,
-0x1,
-0x4d,
-0x49,
-0x4e,
-0x53,
-0x1,
-0x5b,
-0x1,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0x0,
-0x5b,
-0x81,
-0x15,
-0x48,
-0x50,
-0x4d,
-0x52,
-0x3,
-0x4d,
-0x53,
-0x45,
-0x4c,
-0x20,
-0x4d,
-0x4f,
-0x45,
-0x56,
-0x20,
-0x4d,
-0x4f,
-0x53,
-0x43,
-0x20,
-0x14,
-0x4a,
-0x4,
-0x4d,
-0x53,
-0x43,
-0x4e,
-0x0,
-0xa0,
-0x9,
-0x93,
-0x4d,
-0x44,
-0x4e,
-0x52,
-0x0,
-0xa4,
-0x0,
-0x70,
-0x0,
-0x60,
-0x5b,
-0x23,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xff,
-0xff,
-0xa2,
-0x25,
-0x95,
-0x60,
-0x4d,
-0x44,
-0x4e,
-0x52,
-0x70,
-0x60,
-0x4d,
-0x53,
-0x45,
-0x4c,
-0xa0,
-0x13,
-0x93,
-0x4d,
-0x49,
-0x4e,
-0x53,
-0x1,
-0x4d,
-0x54,
-0x46,
-0x59,
-0x60,
-0x1,
-0x70,
-0x1,
-0x4d,
-0x49,
-0x4e,
-0x53,
-0x72,
-0x60,
-0x1,
-0x60,
-0x5b,
-0x27,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xa4,
-0x1,
-0x14,
-0x2d,
-0x4d,
-0x52,
-0x53,
-0x54,
-0x1,
-0x70,
-0x0,
-0x60,
-0x5b,
-0x23,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xff,
-0xff,
-0x70,
-0x99,
-0x68,
-0x0,
-0x4d,
-0x53,
-0x45,
-0x4c,
-0xa0,
-0xb,
-0x93,
-0x4d,
-0x45,
-0x53,
-0x5f,
-0x1,
-0x70,
-0xa,
-0xf,
-0x60,
-0x5b,
-0x27,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xa4,
-0x60,
-0x14,
-0x41,
-0x18,
-0x4d,
-0x43,
-0x52,
-0x53,
-0x9,
-0x5b,
-0x23,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xff,
-0xff,
-0x70,
-0x99,
-0x68,
-0x0,
-0x4d,
-0x53,
-0x45,
-0x4c,
-0x8,
-0x4d,
-0x52,
-0x36,
-0x34,
-0x11,
-0x33,
-0xa,
-0x30,
-0x8a,
-0x2b,
-0x0,
-0x0,
-0xc,
-0x3,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0xfe,
-0xff,
-0xff,
-0xff,
-0xff,
-0xff,
-0xff,
-0xff,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0xff,
-0xff,
-0xff,
-0xff,
-0xff,
-0xff,
-0xff,
-0xff,
-0x79,
-0x0,
-0x8a,
-0x4d,
-0x52,
-0x36,
-0x34,
-0xa,
-0xe,
-0x4d,
-0x49,
-0x4e,
-0x4c,
-0x8a,
-0x4d,
-0x52,
-0x36,
-0x34,
-0xa,
-0x12,
-0x4d,
-0x49,
-0x4e,
-0x48,
-0x8a,
-0x4d,
-0x52,
-0x36,
-0x34,
-0xa,
-0x26,
-0x4c,
-0x45,
-0x4e,
-0x4c,
-0x8a,
-0x4d,
-0x52,
-0x36,
-0x34,
-0xa,
-0x2a,
-0x4c,
-0x45,
-0x4e,
-0x48,
-0x8a,
-0x4d,
-0x52,
-0x36,
-0x34,
-0xa,
-0x16,
-0x4d,
-0x41,
-0x58,
-0x4c,
-0x8a,
-0x4d,
-0x52,
-0x36,
-0x34,
-0xa,
-0x1a,
-0x4d,
-0x41,
-0x58,
-0x48,
-0x70,
-0x4d,
-0x52,
-0x42,
-0x48,
-0x4d,
-0x49,
-0x4e,
-0x48,
-0x70,
-0x4d,
-0x52,
-0x42,
-0x4c,
-0x4d,
-0x49,
-0x4e,
-0x4c,
-0x70,
-0x4d,
-0x52,
-0x4c,
-0x48,
-0x4c,
-0x45,
-0x4e,
-0x48,
-0x70,
-0x4d,
-0x52,
-0x4c,
-0x4c,
-0x4c,
-0x45,
-0x4e,
-0x4c,
-0x72,
-0x4d,
-0x49,
-0x4e,
-0x4c,
-0x4c,
-0x45,
-0x4e,
-0x4c,
-0x4d,
-0x41,
-0x58,
-0x4c,
-0x72,
-0x4d,
-0x49,
-0x4e,
-0x48,
-0x4c,
-0x45,
-0x4e,
-0x48,
-0x4d,
-0x41,
-0x58,
-0x48,
-0xa0,
-0x14,
-0x95,
-0x4d,
-0x41,
-0x58,
-0x4c,
-0x4d,
-0x49,
-0x4e,
-0x4c,
-0x72,
-0x4d,
-0x41,
-0x58,
-0x48,
-0x1,
-0x4d,
-0x41,
-0x58,
-0x48,
-0xa0,
-0x11,
-0x95,
-0x4d,
-0x41,
-0x58,
-0x4c,
-0x1,
-0x74,
-0x4d,
-0x41,
-0x58,
-0x48,
-0x1,
-0x4d,
-0x41,
-0x58,
-0x48,
-0x74,
-0x4d,
-0x41,
-0x58,
-0x4c,
-0x1,
-0x4d,
-0x41,
-0x58,
-0x4c,
-0xa0,
-0x44,
-0x7,
-0x93,
-0x4d,
-0x41,
-0x58,
-0x48,
-0x0,
-0x8,
-0x4d,
-0x52,
-0x33,
-0x32,
-0x11,
-0x1f,
-0xa,
-0x1c,
-0x87,
-0x17,
-0x0,
-0x0,
-0xc,
-0x3,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0x0,
-0xfe,
-0xff,
-0xff,
-0xff,
-0x0,
-0x0,
-0x0,
-0x0,
-0xff,
-0xff,
-0xff,
-0xff,
-0x79,
-0x0,
-0x8a,
-0x4d,
-0x52,
-0x33,
-0x32,
-0xa,
-0xa,
-0x4d,
-0x49,
-0x4e,
-0x5f,
-0x8a,
-0x4d,
-0x52,
-0x33,
-0x32,
-0xa,
-0xe,
-0x4d,
-0x41,
-0x58,
-0x5f,
-0x8a,
-0x4d,
-0x52,
-0x33,
-0x32,
-0xa,
-0x16,
-0x4c,
-0x45,
-0x4e,
-0x5f,
-0x70,
-0x4d,
-0x49,
-0x4e,
-0x4c,
-0x4d,
-0x49,
-0x4e,
-0x5f,
-0x70,
-0x4d,
-0x41,
-0x58,
-0x4c,
-0x4d,
-0x41,
-0x58,
-0x5f,
-0x70,
-0x4c,
-0x45,
-0x4e,
-0x4c,
-0x4c,
-0x45,
-0x4e,
-0x5f,
-0x5b,
-0x27,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xa4,
-0x4d,
-0x52,
-0x33,
-0x32,
-0x5b,
-0x27,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xa4,
-0x4d,
-0x52,
-0x36,
-0x34,
-0x14,
-0x24,
-0x4d,
-0x50,
-0x58,
-0x4d,
-0x1,
-0x5b,
-0x23,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xff,
-0xff,
-0x70,
-0x99,
-0x68,
-0x0,
-0x4d,
-0x53,
-0x45,
-0x4c,
-0x70,
-0x4d,
-0x50,
-0x58,
-0x5f,
-0x60,
-0x5b,
-0x27,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xa4,
-0x60,
-0x14,
-0x28,
-0x4d,
-0x4f,
-0x53,
-0x54,
-0x4,
-0x5b,
-0x23,
-0x4d,
-0x4c,
-0x43,
-0x4b,
-0xff,
-0xff,
-0x70,
-0x99,
-0x68,
-0x0,
-0x4d,
-0x53,
-0x45,
-0x4c,
-0x70,
-0x69,
-0x4d,
-0x4f,
-0x45,
-0x56,
-0x70,
-0x6a,
-0x4d,
-0x4f,
-0x53,
-0x43,
-0x5b,
-0x27,
-0x4d,
-0x4c,
-0x43,
-0x4b
 };
 static unsigned char ssdt_isa_pest[] = {
-0xd0
+0xda
 };
 static unsigned char acpi_s4_name[] = {
-0x88
+0x92
 };
 static unsigned char acpi_pci64_start[] = {
 0x4d