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authorGerd Hoffmann <kraxel@redhat.com>2009-07-15 13:48:21 +0200
committerAnthony Liguori <aliguori@us.ibm.com>2009-07-16 17:28:52 -0500
commitb6b611446077537b542c20804d3c850daff27845 (patch)
tree4a03bb971b4e33a48c3916591febce207e3776bc /hw/qdev.h
parent81ebb98b24eb5ea0f9d5a2717d71bcd01d652972 (diff)
qdev/compat: compat property infrastructure.
This add support for switching devices into a compatibility mode using device properties. Machine types can have a list of properties for specific devices attached to allow the easy creation of machine types compatible to older qemu versions. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/qdev.h')
-rw-r--r--hw/qdev.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/hw/qdev.h b/hw/qdev.h
index 9ecc9ec156..a8a4bcb2e7 100644
--- a/hw/qdev.h
+++ b/hw/qdev.h
@@ -8,6 +8,8 @@ typedef struct Property Property;
typedef struct PropertyInfo PropertyInfo;
+typedef struct CompatProperty CompatProperty;
+
typedef struct DeviceInfo DeviceInfo;
typedef struct BusState BusState;
@@ -68,6 +70,12 @@ struct PropertyInfo {
int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len);
};
+struct CompatProperty {
+ const char *driver;
+ const char *property;
+ const char *value;
+};
+
/*** Board API. This should go away once we have a machine config file. ***/
DeviceState *qdev_create(BusState *bus, const char *name);
@@ -147,4 +155,7 @@ void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value);
void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value);
void qdev_prop_set_defaults(DeviceState *dev, Property *props);
+void qdev_prop_register_compat(CompatProperty *props);
+void qdev_prop_set_compat(DeviceState *dev);
+
#endif