qom: Declare GlobalProperty structure in 'qom/compat-properties.h'

While GlobalProperty is expected to only be used by QDev board
layer, it is used by the lower QOM API, so define it in the
qom/ namespace. This helps to build binary which use QOM but
don't need the QDev layer.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Michael Tokarev <mjt@tls.msk.ru>
Message-Id: <20260325151728.45378-4-philmd@linaro.org>

include/hw/core/boards.h

@@ -8,6 +8,7 @@
 #include "system/blockdev.h"
 #include "qapi/qapi-types-machine.h"
 #include "qemu/module.h"
+#include "qom/compat-properties.h"
 #include "qom/object.h"
 #include "hw/core/cpu.h"
 #include "hw/core/resettable.h"

include/hw/core/qdev-properties.h

@@ -1,6 +1,7 @@
 #ifndef QEMU_QDEV_PROPERTIES_H
 #define QEMU_QDEV_PROPERTIES_H
 
+#include "qom/compat-properties.h"
 #include "hw/core/qdev.h"
 
 /**

include/hw/core/qdev.h

@@ -404,23 +404,6 @@ struct BusState {
     ResettableState reset;
 };
 
-/**
- * typedef GlobalProperty - a global property type
- *
- * @used: Set to true if property was used when initializing a device.
- * @optional: If set to true, GlobalProperty will be skipped without errors
- *            if the property doesn't exist.
- *
- * An error is fatal for non-hotplugged devices, when the global is applied.
- */
-typedef struct GlobalProperty {
-    const char *driver;
-    const char *property;
-    const char *value;
-    bool used;
-    bool optional;
-} GlobalProperty;
-
 /*** Board API.  This should go away once we have a machine config file.  ***/
 
 /**

include/qom/compat-properties.h

@@ -0,0 +1,32 @@
+/*
+ * QEMU Object Model
+ *
+ * Copyright IBM, Corp. 2011
+ *
+ * Authors:
+ *  Anthony Liguori   <aliguori@us.ibm.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef QEMU_COMPAT_PROPERTIES_H
+#define QEMU_COMPAT_PROPERTIES_H
+
+/**
+ * typedef GlobalProperty - a global property type
+ *
+ * @used: Set to true if property was used when initializing a device.
+ * @optional: If set to true, GlobalProperty will be skipped without errors
+ *            if the property doesn't exist.
+ *
+ * An error is fatal for non-hotplugged devices, when the global is applied.
+ */
+typedef struct GlobalProperty {
+    const char *driver;
+    const char *property;
+    const char *value;
+    bool used;
+    bool optional;
+} GlobalProperty;
+
+#endif

qom/object.c

@@ -11,8 +11,8 @@
  */
 
 #include "qemu/osdep.h"
-#include "hw/core/qdev.h"
 #include "qapi/error.h"
+#include "qom/compat-properties.h"
 #include "qom/object.h"
 #include "qom/object_interfaces.h"
 #include "qemu/cutils.h"