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-rw-r--r--include/hw/display/vga.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/hw/display/vga.h b/include/hw/display/vga.h
index ca0003d..5f7825e 100644
--- a/include/hw/display/vga.h
+++ b/include/hw/display/vga.h
@@ -11,6 +11,12 @@
#include "exec/hwaddr.h"
+/*
+ * modules can reference this symbol to avoid being loaded
+ * into system emulators without vga support
+ */
+extern bool have_vga;
+
enum vga_retrace_method {
VGA_RETRACE_DUMB,
VGA_RETRACE_PRECISE