xref: /OK3568_Linux_fs/kernel/arch/powerpc/include/asm/btext.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Definitions for using the procedures in btext.c.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Benjamin Herrenschmidt <benh@kernel.crashing.org>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun #ifndef __PPC_BTEXT_H
8*4882a593Smuzhiyun #define __PPC_BTEXT_H
9*4882a593Smuzhiyun #ifdef __KERNEL__
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun extern int btext_find_display(int allow_nonstdout);
12*4882a593Smuzhiyun extern void btext_update_display(unsigned long phys, int width, int height,
13*4882a593Smuzhiyun 				 int depth, int pitch);
14*4882a593Smuzhiyun extern void btext_setup_display(int width, int height, int depth, int pitch,
15*4882a593Smuzhiyun 				unsigned long address);
16*4882a593Smuzhiyun #ifdef CONFIG_PPC32
17*4882a593Smuzhiyun extern void btext_prepare_BAT(void);
18*4882a593Smuzhiyun #else
btext_prepare_BAT(void)19*4882a593Smuzhiyun static inline void btext_prepare_BAT(void) { }
20*4882a593Smuzhiyun #endif
21*4882a593Smuzhiyun extern void btext_map(void);
22*4882a593Smuzhiyun extern void btext_unmap(void);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun extern void btext_drawchar(char c);
25*4882a593Smuzhiyun extern void btext_drawstring(const char *str);
26*4882a593Smuzhiyun extern void btext_drawhex(unsigned long v);
27*4882a593Smuzhiyun extern void btext_drawtext(const char *c, unsigned int len);
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun extern void btext_clearscreen(void);
30*4882a593Smuzhiyun extern void btext_flushscreen(void);
31*4882a593Smuzhiyun extern void btext_flushline(void);
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #endif /* __KERNEL__ */
34*4882a593Smuzhiyun #endif /* __PPC_BTEXT_H */
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