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[RFC,5/9] hw/virtio-serial-bus.c: Add virtio-serial device.

Message ID 1335333257-5128-6-git-send-email-e.voevodin@samsung.com
State New
Headers show

Commit Message

Evgeny Voevodin April 25, 2012, 5:54 a.m. UTC 
Signed-off-by: Evgeny Voevodin <e.voevodin@samsung.com>
---
 hw/virtio-serial-bus.c |   42 ++++++++++++++++++++++++++++++++++++++++++
 hw/virtio-serial.h     |    9 +++++++++
 2 files changed, 51 insertions(+), 0 deletions(-)
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Patch

diff --git a/hw/virtio-serial-bus.c b/hw/virtio-serial-bus.c
index e22940e..52a5382 100644
--- a/hw/virtio-serial-bus.c
+++ b/hw/virtio-serial-bus.c
@@ -24,6 +24,7 @@ 
 #include "sysbus.h"
 #include "trace.h"
 #include "virtio-serial.h"
+#include "virtio-transport.h"
 
 /* The virtio-serial bus on top of which the ports will ride as devices */
 struct VirtIOSerialBus {
@@ -955,3 +956,44 @@  static void virtio_serial_register_types(void)
 }
 
 type_init(virtio_serial_register_types)
+
+/******************** VirtIOSer Device **********************/
+
+static int virtio_serialdev_init(DeviceState *dev)
+{
+    VirtIODevice *vdev;
+    VirtIOSerState *proxy = VIRTIO_SERIAL_FROM_QDEV(dev);
+    vdev = virtio_serial_init(dev, &proxy->serial);
+    if (!vdev) {
+        return -1;
+    }
+    return virtio_init_transport(dev, vdev);
+}
+
+static Property virtio_serial_properties[] = {
+    DEFINE_PROP_UINT32("max_ports", VirtIOSerState,
+                       serial.max_virtserial_ports, 31),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void virtio_serial_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    dc->init = virtio_serialdev_init;
+    dc->props = virtio_serial_properties;
+    dc->bus_info = &virtio_transport_bus_info;
+}
+
+static TypeInfo virtio_serial_info = {
+    .name = "virtio-serial",
+    .parent = TYPE_DEVICE,
+    .instance_size = sizeof(VirtIOSerState),
+    .class_init = virtio_serial_class_init,
+};
+
+static void virtio_ser_register_types(void)
+{
+    type_register_static(&virtio_serial_info);
+}
+
+type_init(virtio_ser_register_types)
diff --git a/hw/virtio-serial.h b/hw/virtio-serial.h
index 16e3982..2290aac 100644
--- a/hw/virtio-serial.h
+++ b/hw/virtio-serial.h
@@ -15,6 +15,7 @@ 
 #ifndef _QEMU_VIRTIO_SERIAL_H
 #define _QEMU_VIRTIO_SERIAL_H
 
+#include "sysbus.h"
 #include "qdev.h"
 #include "virtio.h"
 
@@ -173,6 +174,14 @@  struct VirtIOSerialPort {
     bool throttled;
 };
 
+typedef struct {
+    DeviceState qdev;
+    /* virtio-serial */
+    virtio_serial_conf serial;
+} VirtIOSerState;
+
+#define VIRTIO_SERIAL_FROM_QDEV(dev) DO_UPCAST(VirtIOSerState, qdev, dev)
+
 /* Interface to the virtio-serial bus */
 
 /*