-static int pl_vout_w, pl_vout_h, pl_vout_bpp;
-static int vsync_cnt, flips_per_sec, tick_per_sec;
-static float vsps_cur;
-static int frame_interval, frame_interval1024, vsync_usec_time;
+int g_layer_x, g_layer_y, g_layer_w, g_layer_h;
+static int pl_vout_w, pl_vout_h, pl_vout_bpp; /* output display/layer */
+static int psx_w, psx_h, psx_bpp;
+static int vsync_cnt;
+static int is_pal, frame_interval, frame_interval1024;
+static int vsync_usec_time;