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-rw-r--r--hw/misc/pvpanic.c13
-rw-r--r--include/hw/i386/pc.h1
2 files changed, 13 insertions, 1 deletions
diff --git a/hw/misc/pvpanic.c b/hw/misc/pvpanic.c
index b64e3bb7b4..226e2983d3 100644
--- a/hw/misc/pvpanic.c
+++ b/hw/misc/pvpanic.c
@@ -117,8 +117,19 @@ void pvpanic_init(ISABus *bus)
     isa_create_simple(bus, TYPE_ISA_PVPANIC_DEVICE);
 }
 
+#define PVPANIC_IOPORT_PROP "ioport"
+
+uint16_t pvpanic_port(void)
+{
+    Object *o = object_resolve_path_type("", TYPE_ISA_PVPANIC_DEVICE, NULL);
+    if (!o) {
+        return 0;
+    }
+    return object_property_get_int(o, PVPANIC_IOPORT_PROP, NULL);
+}
+
 static Property pvpanic_isa_properties[] = {
-    DEFINE_PROP_UINT16("ioport", PVPanicState, ioport, 0x505),
+    DEFINE_PROP_UINT16(PVPANIC_IOPORT_PROP, PVPanicState, ioport, 0x505),
     DEFINE_PROP_END_OF_LIST(),
 };
 
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 95857bee81..e3ee0a81f1 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -235,6 +235,7 @@ void pc_system_firmware_init(MemoryRegion *rom_memory,
 
 /* pvpanic.c */
 void pvpanic_init(ISABus *bus);
+uint16_t pvpanic_port(void);
 
 /* e820 types */
 #define E820_RAM        1