struct pvc_defs {
volatile u32 *reg;
u32 data_shift;
u32 data_mask;
u32 e;
u32 rw;
u32 rs;
};
extern struct pvc_defs *picvue;
#define PVC_NLINES 2
#define PVC_DISPMEM 80
#define PVC_LINELEN PVC_DISPMEM / PVC_NLINES
#define PVC_VISIBLE_CHARS 16
void pvc_write_string(const unsigned char *str, u8 addr, int line);
void pvc_write_string_centered(const unsigned char *str, int line);
void pvc_dump_string(const unsigned char *str);
#define BM_SIZE 8
#define MAX_PROGRAMMABLE_CHARS 8
int pvc_program_cg(int charnum, u8 bitmap[BM_SIZE]);
void pvc_dispcnt(u8 cmd);
#define DISP_OFF 0
#define DISP_ON (1 << 2)
#define CUR_ON (1 << 1)
#define CUR_BLINK (1 << 0)
void pvc_move(u8 cmd);
#define DISPLAY (1 << 3)
#define CURSOR 0
#define RIGHT (1 << 2)
#define LEFT 0
void pvc_clear(void);
void pvc_home(void);
