| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | int map(unsigned int phys, unsigned int virt, unsigned int size); |
| 24 | void enter(void); |
| 25 | void exit(void); |
| 26 | phandle finddevice(const char *name); |
| 27 | int getprop(phandle node, const char *name, void *buf, int buflen); |
| 28 | void ofinit(prom_entry entry); |
| 29 | int ofstdio(ihandle *stdin, ihandle *stdout, ihandle *stderr); |
| 30 | int read(ihandle instance, void *buf, int buflen); |
| 31 | void release(void *virt, unsigned int size); |
| 32 | int write(ihandle instance, void *buf, int buflen); |
| 33 | |
| 34 | /* inlines */ |
| 35 | |
| 36 | extern inline void pause(void) |
| 37 | { |
| 38 | enter(); |
| 39 | } |