1 
2 #ifndef _VDC_H_
3 #define _VDC_H_
4 
5 /* Status register flags */
6 #define STATUS_VD       (0x20)  /* Vertical blanking */
7 #define STATUS_RR       (0x04)  /* Line interrupt */
8 
9 /* Function prototypes */
10 int vdc_r(FESTALON_HES *, int offset);
11 void vdc_w(FESTALON_HES *, int offset, int data);
12 int vdc_init(void);
13 void vdc_reset(FESTALON_HES *);
14 void vdc_shutdown(void);
15 
16 #endif /* _VDC_H_ */
17