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Diffstat (limited to 'arch/mips/lasat/picvue.h')
-rw-r--r-- | arch/mips/lasat/picvue.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/mips/lasat/picvue.h b/arch/mips/lasat/picvue.h new file mode 100644 index 0000000..74a3903 --- /dev/null +++ b/arch/mips/lasat/picvue.h @@ -0,0 +1,48 @@ +/* + * 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; |