[Qemu-devel] [PATCH v6 07/27] vl.c: add setter/getter functions for bootindex property

[arei.gonglei]

From: Gonglei <address@hidden>

when we remove bootindex form qdev.property to qom.property,
we can use those functions set/get bootindex property for all
correlative devices.

Signed-off-by: Gonglei <address@hidden>
---
 include/sysemu/sysemu.h |  4 ++++
 vl.c                    | 27 +++++++++++++++++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index 672984c..ca231e4 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -208,6 +208,10 @@ void do_usb_del(Monitor *mon, const QDict *qdict);
 void usb_info(Monitor *mon, const QDict *qdict);
 
 void check_boot_index(int32_t bootindex, Error **errp);
+void get_bootindex(int32_t *bootindex, Visitor *v,
+                   const char *name, Error **errp);
+void set_bootindex(int32_t *bootindex, Visitor *v,
+                   const char *name, Error **errp);
 void del_boot_device_path(DeviceState *dev);
 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
                           const char *suffix);
diff --git a/vl.c b/vl.c
index f2c3b2d..4363185 100644
--- a/vl.c
+++ b/vl.c
@@ -1252,6 +1252,33 @@ void check_boot_index(int32_t bootindex, Error **errp)
     }
 }
 
+void get_bootindex(int32_t *bootindex, Visitor *v,
+                   const char *name, Error **errp)
+{
+    visit_type_int32(v, bootindex, name, errp);
+}
+
+void set_bootindex(int32_t *bootindex, Visitor *v,
+                   const char *name, Error **errp)
+{
+    int32_t boot_index;
+    Error *local_err = NULL;
+
+    visit_type_int32(v, &boot_index, name, &local_err);
+
+    if (local_err == NULL) {
+        /* check the bootindex existes or not in fw_boot_order list  */
+        check_boot_index(boot_index, &local_err);
+    }
+
+    if (local_err) {
+        error_propagate(errp, local_err);
+        return;
+    }
+    /* change bootindex to a new one */
+    *bootindex = boot_index;
+}
+
 static bool is_same_fw_dev_path(DeviceState *src, DeviceState *dst)
 {
     bool ret = false;
-- 
1.7.12.4