Brian Murphy | 1f21d2b | 2007-08-21 22:34:16 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Picvue PVC160206 display driver |
| 3 | * |
| 4 | * Brian Murphy <brian.murphy@eicon.com> |
| 5 | * |
| 6 | */ |
Brian Murphy | 1f21d2b | 2007-08-21 22:34:16 +0200 | [diff] [blame] | 7 | struct 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 | |
| 16 | extern 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 | |
| 23 | void pvc_write_string(const unsigned char *str, u8 addr, int line); |
| 24 | void pvc_write_string_centered(const unsigned char *str, int line); |
| 25 | void pvc_dump_string(const unsigned char *str); |
| 26 | |
| 27 | #define BM_SIZE 8 |
| 28 | #define MAX_PROGRAMMABLE_CHARS 8 |
| 29 | int pvc_program_cg(int charnum, u8 bitmap[BM_SIZE]); |
| 30 | |
| 31 | void 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 | |
| 37 | void pvc_move(u8 cmd); |
| 38 | #define DISPLAY (1 << 3) |
| 39 | #define CURSOR 0 |
| 40 | #define RIGHT (1 << 2) |
| 41 | #define LEFT 0 |
| 42 | |
| 43 | void pvc_clear(void); |
| 44 | void pvc_home(void); |