2 files changed, 28 insertions, 13 deletions
diff --git a/ui/sdl.c b/ui/sdl.c
index c4ae7ab05d..a5fd503c25 100644
--- a/ui/sdl.c
+++ b/ui/sdl.c
@@ -901,17 +901,7 @@ static const DisplayChangeListenerOps dcl_ops = {
     .dpy_cursor_define    = sdl_mouse_define,
 };
 
-void sdl_display_early_init(DisplayOptions *opts)
-{
-    if (opts->has_gl && opts->gl) {
-        fprintf(stderr,
-                "SDL1 display code has no opengl support.\n"
-                "Please recompile qemu with SDL2, using\n"
-                "./configure --enable-sdl --with-sdlabi=2.0\n");
-    }
-}
-
-void sdl_display_init(DisplayState *ds, DisplayOptions *o)
+static void sdl1_display_init(DisplayState *ds, DisplayOptions *o)
 {
     int flags;
     uint8_t data = 0;
@@ -1023,3 +1013,15 @@ void sdl_display_init(DisplayState *ds, DisplayOptions *o)
 
     atexit(sdl_cleanup);
 }
+
+static QemuDisplay qemu_display_sdl1 = {
+    .type       = DISPLAY_TYPE_SDL,
+    .init       = sdl1_display_init,
+};
+
+static void register_sdl1(void)
+{
+    qemu_display_register(&qemu_display_sdl1);
+}
+
+type_init(register_sdl1);
diff --git a/ui/sdl2.c b/ui/sdl2.c
index b5a0fa1d13..83b917fa37 100644
--- a/ui/sdl2.c
+++ b/ui/sdl2.c
@@ -751,7 +751,7 @@ static const DisplayChangeListenerOps dcl_gl_ops = {
 };
 #endif
 
-void sdl_display_early_init(DisplayOptions *o)
+static void sdl2_display_early_init(DisplayOptions *o)
 {
     assert(o->type == DISPLAY_TYPE_SDL);
     if (o->has_gl && o->gl) {
@@ -761,7 +761,7 @@ void sdl_display_early_init(DisplayOptions *o)
     }
 }
 
-void sdl_display_init(DisplayState *ds, DisplayOptions *o)
+static void sdl2_display_init(DisplayState *ds, DisplayOptions *o)
 {
     int flags;
     uint8_t data = 0;
@@ -861,3 +861,16 @@ void sdl_display_init(DisplayState *ds, DisplayOptions *o)
 
     atexit(sdl_cleanup);
 }
+
+static QemuDisplay qemu_display_sdl2 = {
+    .type       = DISPLAY_TYPE_SDL,
+    .early_init = sdl2_display_early_init,
+    .init       = sdl2_display_init,
+};
+
+static void register_sdl1(void)
+{
+    qemu_display_register(&qemu_display_sdl2);
+}
+
+type_init(register_sdl1);