blob: 4ed88acfa73a20f956f2287ba9f226491387201e [file] [log] [blame]
/*
* Copyright (C) Paul Mackerras 1997.
* Copyright (C) Leigh Brown 2002.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
typedef void *prom_handle;
typedef void *ihandle;
typedef void *phandle;
typedef int (*prom_entry)(void *);
#define OF_INVALID_HANDLE ((prom_handle)-1UL)
extern prom_entry of_prom_entry;
/* function declarations */
int call_prom(const char *service, int nargs, int nret, ...);
int call_prom_ret(const char *service, int nargs, int nret,
unsigned int *rets, ...);
void * claim(unsigned int virt, unsigned int size, unsigned int align);
int map(unsigned int phys, unsigned int virt, unsigned int size);
void enter(void);
void exit(void);
phandle finddevice(const char *name);
int getprop(phandle node, const char *name, void *buf, int buflen);
void ofinit(prom_entry entry);
int ofstdio(ihandle *stdin, ihandle *stdout, ihandle *stderr);
int read(ihandle instance, void *buf, int buflen);
void release(void *virt, unsigned int size);
int write(ihandle instance, void *buf, int buflen);
/* inlines */
extern inline void pause(void)
{
enter();
}