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authorZhu Guihua <zhugh.fnst@cn.fujitsu.com>2015-04-27 16:47:21 +0800
committerMichael S. Tsirkin <mst@redhat.com>2015-04-27 21:09:07 +0200
commitc06b2ffb02bfcc642c67300d2c4dffd5aa54932b (patch)
tree92df290e7b207f928e8e50cf298be347a391294e /include/hw
parent660e8ec70065c8b1fd68b2cb137de16d831959f4 (diff)
downloadfocaccia-qemu-c06b2ffb02bfcc642c67300d2c4dffd5aa54932b.tar.gz
focaccia-qemu-c06b2ffb02bfcc642c67300d2c4dffd5aa54932b.zip
acpi: add hardware implementation for memory hot unplug
- implements QEMU hardware part of memory hot unplug protocol
  described at "docs/spec/acpi_mem_hotplug.txt"
- handles memory remove notification event
- handles device eject notification

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/hw')
-rw-r--r--include/hw/acpi/pc-hotplug.h3
-rw-r--r--include/hw/qdev-core.h1
2 files changed, 4 insertions, 0 deletions
diff --git a/include/hw/acpi/pc-hotplug.h b/include/hw/acpi/pc-hotplug.h
index efa6ed7b7b..0513c1c158 100644
--- a/include/hw/acpi/pc-hotplug.h
+++ b/include/hw/acpi/pc-hotplug.h
@@ -43,6 +43,8 @@
 #define MEMORY_SLOT_PROXIMITY        MPX
 #define MEMORY_SLOT_ENABLED          MES
 #define MEMORY_SLOT_INSERT_EVENT     MINS
+#define MEMORY_SLOT_REMOVE_EVENT     MRMV
+#define MEMORY_SLOT_EJECT            MEJ
 #define MEMORY_SLOT_SLECTOR          MSEL
 #define MEMORY_SLOT_OST_EVENT        MOEV
 #define MEMORY_SLOT_OST_STATUS       MOSC
@@ -51,6 +53,7 @@
 #define MEMORY_SLOT_CRS_METHOD       MCRS
 #define MEMORY_SLOT_OST_METHOD       MOST
 #define MEMORY_SLOT_PROXIMITY_METHOD MPXM
+#define MEMORY_SLOT_EJECT_METHOD     MEJ0
 #define MEMORY_SLOT_NOTIFY_METHOD    MTFY
 #define MEMORY_SLOT_SCAN_METHOD      MSCN
 
diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h
index 4e673f9d29..5b7acf19fa 100644
--- a/include/hw/qdev-core.h
+++ b/include/hw/qdev-core.h
@@ -266,6 +266,7 @@ int qdev_init(DeviceState *dev) QEMU_WARN_UNUSED_RESULT;
 void qdev_init_nofail(DeviceState *dev);
 void qdev_set_legacy_instance_id(DeviceState *dev, int alias_id,
                                  int required_for_version);
+HotplugHandler *qdev_get_hotplug_handler(DeviceState *dev);
 void qdev_unplug(DeviceState *dev, Error **errp);
 void qdev_simple_device_unplug_cb(HotplugHandler *hotplug_dev,
                                   DeviceState *dev, Error **errp);