xref: /linux/arch/powerpc/include/asm/btext.h (revision fcc8487d477a3452a1d0ccbdd4c5e0e1e3cb8bed)
1 /*
2  * Definitions for using the procedures in btext.c.
3  *
4  * Benjamin Herrenschmidt <benh@kernel.crashing.org>
5  */
6 #ifndef __PPC_BTEXT_H
7 #define __PPC_BTEXT_H
8 #ifdef __KERNEL__
9 
10 extern int btext_find_display(int allow_nonstdout);
11 extern void btext_update_display(unsigned long phys, int width, int height,
12 				 int depth, int pitch);
13 extern void btext_setup_display(int width, int height, int depth, int pitch,
14 				unsigned long address);
15 extern void btext_prepare_BAT(void);
16 extern void btext_map(void);
17 extern void btext_unmap(void);
18 
19 extern void btext_drawchar(char c);
20 extern void btext_drawstring(const char *str);
21 extern void btext_drawhex(unsigned long v);
22 extern void btext_drawtext(const char *c, unsigned int len);
23 
24 extern void btext_clearscreen(void);
25 extern void btext_flushscreen(void);
26 extern void btext_flushline(void);
27 
28 #endif /* __KERNEL__ */
29 #endif /* __PPC_BTEXT_H */
30