1/* 2 * Picvue PVC160206 display driver 3 * 4 * Brian Murphy <brian.murphy@eicon.com> 5 * 6 */ 7struct pvc_defs { 8 volatile u32 *reg; 9 u32 data_shift; 10 u32 data_mask; 11 u32 e; 12 u32 rw; 13 u32 rs; 14}; 15 16extern struct pvc_defs *picvue; 17 18#define PVC_NLINES 2 19#define PVC_DISPMEM 80 20#define PVC_LINELEN PVC_DISPMEM / PVC_NLINES 21#define PVC_VISIBLE_CHARS 16 22 23void pvc_write_string(const unsigned char *str, u8 addr, int line); 24void pvc_write_string_centered(const unsigned char *str, int line); 25void pvc_dump_string(const unsigned char *str); 26 27#define BM_SIZE 8 28#define MAX_PROGRAMMABLE_CHARS 8 29int pvc_program_cg(int charnum, u8 bitmap[BM_SIZE]); 30 31void pvc_dispcnt(u8 cmd); 32#define DISP_OFF 0 33#define DISP_ON (1 << 2) 34#define CUR_ON (1 << 1) 35#define CUR_BLINK (1 << 0) 36 37void pvc_move(u8 cmd); 38#define DISPLAY (1 << 3) 39#define CURSOR 0 40#define RIGHT (1 << 2) 41#define LEFT 0 42 43void pvc_clear(void); 44void pvc_home(void); 45