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Diffstat (limited to 'hw/acpi')
-rw-r--r--hw/acpi/piix4.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index c9c6b8b619..5c542b764b 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -33,6 +33,8 @@
#include "hw/acpi/pcihp.h"
#include "hw/acpi/cpu_hotplug.h"
#include "hw/hotplug.h"
+#include "hw/mem/pc-dimm.h"
+#include "hw/acpi/memory_hotplug.h"
//#define DEBUG
@@ -81,6 +83,8 @@ typedef struct PIIX4PMState {
AcpiCpuHotplug gpe_cpu;
Notifier cpu_added_notifier;
+
+ MemHotplugState acpi_memory_hotplug;
} PIIX4PMState;
#define TYPE_PIIX4_PM "PIIX4_PM"
@@ -313,7 +317,10 @@ static void piix4_device_plug_cb(HotplugHandler *hotplug_dev,
{
PIIX4PMState *s = PIIX4_PM(hotplug_dev);
- if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) {
+ if (s->acpi_memory_hotplug.is_enabled &&
+ object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
+ acpi_memory_plug_cb(&s->ar, s->irq, &s->acpi_memory_hotplug, dev, errp);
+ } else if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) {
acpi_pcihp_device_plug_cb(&s->ar, s->irq, &s->acpi_pci_hotplug, dev,
errp);
} else {
@@ -531,6 +538,10 @@ static void piix4_acpi_system_hot_add_init(MemoryRegion *parent,
PIIX4_CPU_HOTPLUG_IO_BASE);
s->cpu_added_notifier.notify = piix4_cpu_added_req;
qemu_register_cpu_added_notifier(&s->cpu_added_notifier);
+
+ if (s->acpi_memory_hotplug.is_enabled) {
+ acpi_memory_hotplug_init(parent, OBJECT(s), &s->acpi_memory_hotplug);
+ }
}
static Property piix4_pm_properties[] = {
@@ -540,6 +551,8 @@ static Property piix4_pm_properties[] = {
DEFINE_PROP_UINT8(ACPI_PM_PROP_S4_VAL, PIIX4PMState, s4_val, 2),
DEFINE_PROP_BOOL("acpi-pci-hotplug-with-bridge-support", PIIX4PMState,
use_acpi_pci_hotplug, true),
+ DEFINE_PROP_BOOL("memory-hotplug-support", PIIX4PMState,
+ acpi_memory_hotplug.is_enabled, true),
DEFINE_PROP_END_OF_LIST(),
};