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[Qemu-devel] [RFC v2 08/12] hw/virtio-balloon.c: Add virtio-balloon devi
From: |
Evgeny Voevodin |
Subject: |
[Qemu-devel] [RFC v2 08/12] hw/virtio-balloon.c: Add virtio-balloon device. |
Date: |
Mon, 17 Sep 2012 14:00:38 +0400 |
Signed-off-by: Evgeny Voevodin <address@hidden>
---
hw/virtio-balloon.c | 42 ++++++++++++++++++++++++++++++++++++++++++
hw/virtio-balloon.h | 9 +++++++++
2 files changed, 51 insertions(+)
diff --git a/hw/virtio-balloon.c b/hw/virtio-balloon.c
index dd1a650..d6fe2aa 100644
--- a/hw/virtio-balloon.c
+++ b/hw/virtio-balloon.c
@@ -20,6 +20,7 @@
#include "cpu.h"
#include "balloon.h"
#include "virtio-balloon.h"
+#include "virtio-transport.h"
#include "kvm.h"
#include "exec-memory.h"
@@ -272,3 +273,44 @@ void virtio_balloon_exit(VirtIODevice *vdev)
unregister_savevm(s->qdev, "virtio-balloon", s);
virtio_cleanup(vdev);
}
+
+/******************** VirtIOBaloon Device **********************/
+
+static int virtio_balloondev_init(DeviceState *dev)
+{
+ VirtIODevice *vdev;
+ VirtIOBaloonState *s = VIRTIO_BALLOON_FROM_QDEV(dev);
+ vdev = virtio_balloon_init(dev);
+ if (!vdev) {
+ return -1;
+ }
+
+ assert(s->trl != NULL);
+
+ return virtio_call_backend_init_cb(dev, s->trl, vdev);
+}
+
+static Property virtio_balloon_properties[] = {
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void virtio_balloon_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ dc->init = virtio_balloondev_init;
+ dc->props = virtio_balloon_properties;
+}
+
+static TypeInfo virtio_balloon_info = {
+ .name = "virtio-balloon",
+ .parent = TYPE_DEVICE,
+ .instance_size = sizeof(VirtIOBaloonState),
+ .class_init = virtio_balloon_class_init,
+};
+
+static void virtio_baloon_register_types(void)
+{
+ type_register_static(&virtio_balloon_info);
+}
+
+type_init(virtio_baloon_register_types)
diff --git a/hw/virtio-balloon.h b/hw/virtio-balloon.h
index 73300dd..b925186 100644
--- a/hw/virtio-balloon.h
+++ b/hw/virtio-balloon.h
@@ -15,8 +15,10 @@
#ifndef _QEMU_VIRTIO_BALLOON_H
#define _QEMU_VIRTIO_BALLOON_H
+#include "sysbus.h"
#include "virtio.h"
#include "pci.h"
+#include "virtio-transport.h"
/* from Linux's linux/virtio_balloon.h */
@@ -52,4 +54,11 @@ typedef struct VirtIOBalloonStat {
uint64_t val;
} QEMU_PACKED VirtIOBalloonStat;
+typedef struct {
+ DeviceState qdev;
+ VirtIOTransportLink *trl;
+} VirtIOBaloonState;
+
+#define VIRTIO_BALLOON_FROM_QDEV(dev) DO_UPCAST(VirtIOBaloonState, qdev, dev)
+
#endif
--
1.7.9.5
- [Qemu-devel] [RFC v2 00/12] Virtio-mmio refactoring., Evgeny Voevodin, 2012/09/17
- [Qemu-devel] [RFC v2 08/12] hw/virtio-balloon.c: Add virtio-balloon device.,
Evgeny Voevodin <=
- [Qemu-devel] [RFC v2 05/12] hw/pci.c: Make pci_add_option_rom global visible, Evgeny Voevodin, 2012/09/17
- [Qemu-devel] [RFC v2 02/12] virtio: Support transports which can specify the vring alignment, Evgeny Voevodin, 2012/09/17
- [Qemu-devel] [RFC v2 03/12] Virtio: Add transport bindings., Evgeny Voevodin, 2012/09/17
- [Qemu-devel] [RFC v2 01/12] virtio: Add support for guest setting of queue size, Evgeny Voevodin, 2012/09/17
- [Qemu-devel] [RFC v2 07/12] hw/virtio-serial-bus.c: Add virtio-serial device., Evgeny Voevodin, 2012/09/17
- [Qemu-devel] [RFC v2 06/12] Add MMIO based virtio transport, Evgeny Voevodin, 2012/09/17
- [Qemu-devel] [RFC v2 04/12] hw/qdev-properties.c: Add "transport" property., Evgeny Voevodin, 2012/09/17
- [Qemu-devel] [RFC v2 12/12] hw/exynos4210.c: Create two virtio-mmio transport instances., Evgeny Voevodin, 2012/09/17