1 /*
2  * Copyright (C) Paul Mackerras 1997.
3  * Copyright (C) Leigh Brown 2002.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version
8  * 2 of the License, or (at your option) any later version.
9  */
10 
11 typedef void *prom_handle;
12 typedef void *ihandle;
13 typedef void *phandle;
14 typedef int (*prom_entry)(void *);
15 
16 #define OF_INVALID_HANDLE	((prom_handle)-1UL)
17 
18 extern prom_entry of_prom_entry;
19 
20 /* function declarations */
21 
22 void *	claim(unsigned int virt, unsigned int size, unsigned int align);
23 void	enter(void);
24 void	exit(void);
25 phandle	finddevice(const char *name);
26 int	getprop(phandle node, const char *name, void *buf, int buflen);
27 void	ofinit(prom_entry entry);
28 int	ofstdio(ihandle *stdin, ihandle *stdout, ihandle *stderr);
29 int	read(ihandle instance, void *buf, int buflen);
30 void	release(void *virt, unsigned int size);
31 int	write(ihandle instance, void *buf, int buflen);
32 ihandle	open(const char *name);
33 void	close(ihandle instance);
34 int	setcolor(ihandle instance, int color, int red, int green, int blue);
35 phandle	instancetopackage(const ihandle instance);
36 
37 /* inlines */
38 
pause(void)39 extern inline void pause(void)
40 {
41 	enter();
42 }
43