correct window size in banked vbe, and added doublebuffered test

[vidsys] / drv.h

diff --git a/drv.h b/drv.h
index ef8ef30..172f146 100644 (file)
--- a/drv.h
+++ b/drv.h
@@ -15,6 +15,9 @@ struct vid_drvops {
 extern struct vid_driver *vid_drvlist[MAX_DRV];
 extern int vid_numdrv;
 
+extern void *vid_vmem;
+extern int vid_vmem_size;
+
 void vid_register_vga(void);           /* drv_vga.c */
 void vid_register_vbe(void);           /* drv_vbe.c */
 void vid_register_s3(void);            /* drv_s3.c */