altos: Add vblank signal to vga driver

[fw/altos] / src / drivers / ao_vga.h

diff --git a/src/drivers/ao_vga.h b/src/drivers/ao_vga.h
index 7d9d6b39110954f84b368d8bfb323cfed1fc1e11..92cdb76c96a652002bc35c69b0bf079041275344 100644 (file)
--- a/src/drivers/ao_vga.h
+++ b/src/drivers/ao_vga.h
@@ -36,4 +36,6 @@ extern uint32_t       ao_vga_fb[AO_VGA_STRIDE * AO_VGA_HEIGHT];
 
 extern const struct ao_bitmap ao_vga_bitmap;
 
+extern uint8_t ao_vga_vblank;
+
 #endif /* _AO_VGA_H_ */