[PATCH v2 02/13] hw/riscv/virt: register TYPE_TARGET_SPECIFIC

Hide the RISC-V virt machine when the selected target is not RISC-V
in a combined qemu-system binary.

Signed-off-by: Yonggang Luo <[email protected]>
---
 hw/riscv/virt.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
index 2d242ef71a5..b767c5434a0 100644
--- a/hw/riscv/virt.c
+++ b/hw/riscv/virt.c
@@ -22,6 +22,7 @@
 #include "qemu/units.h"
 #include "qemu/error-report.h"
 #include "qemu/guest-random.h"
+#include "qemu/target-info.h"
 #include "qapi/error.h"
 #include "hw/core/boards.h"
 #include "hw/core/loader.h"
@@ -1718,6 +1719,7 @@ static void virt_machine_class_init(ObjectClass *oc, const void *data)
     MachineClass *mc = MACHINE_CLASS(oc);
     HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc);
 
+    TARGET_SPECIFIC_CLASS(oc)->is_available = target_base_riscv;
     mc->desc = "RISC-V VirtIO board";
     mc->init = virt_machine_init;
     mc->max_cpus = VIRT_CPUS_MAX;
@@ -1790,6 +1792,7 @@ static const TypeInfo virt_machine_typeinfo = {
     .instance_size = sizeof(RISCVVirtState),
     .interfaces = (const InterfaceInfo[]) {
          { TYPE_HOTPLUG_HANDLER },
+         { TYPE_TARGET_SPECIFIC },
          { }
     },
 };
-- 
2.52.0.windows.1