49 lines
980 B
C
49 lines
980 B
C
/*
|
|
* Picvue PVC160206 display driver
|
|
*
|
|
* Brian Murphy <brian.murphy@eicon.com>
|
|
*
|
|
*/
|
|
#include <asm/semaphore.h>
|
|
|
|
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);
|
|
|
|
extern struct semaphore pvc_sem;
|