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9d24c888 1#include <linux/of.h> /* linux/of.h gets to determine #include ordering */
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2#ifndef _POWERPC_PROM_H
3#define _POWERPC_PROM_H
4#ifdef __KERNEL__
5
6/*
7 * Definitions for talking to the Open Firmware PROM on
8 * Power Macintosh computers.
9 *
10 * Copyright (C) 1996-2005 Paul Mackerras.
11 *
12 * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
13 *
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License
16 * as published by the Free Software Foundation; either version
17 * 2 of the License, or (at your option) any later version.
18 */
19#include <linux/types.h>
99ddef9b 20#include <asm/irq.h>
60063497 21#include <linux/atomic.h>
9b6b563c 22
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23#define HAVE_ARCH_DEVTREE_FIXUPS
24
d1405b86 25/*
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26 * OF address retreival & translation
27 */
28
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29/* Translate a DMA address from device space to CPU space */
30extern u64 of_translate_dma_address(struct device_node *dev,
0131d897 31 const __be32 *in_addr);
837c54db 32
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33#ifdef CONFIG_PCI
34extern unsigned long pci_address_to_pio(phys_addr_t address);
22ae782f 35#define pci_address_to_pio pci_address_to_pio
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36#endif /* CONFIG_PCI */
37
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38/* Parse the ibm,dma-window property of an OF node into the busno, phys and
39 * size parameters.
40 */
a7f67bdf 41void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop,
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42 unsigned long *busno, unsigned long *phys, unsigned long *size);
43
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44extern void kdump_move_device_tree(void);
45
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46/* CPU OF node matching */
47struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
48
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49/* cache lookup */
50struct device_node *of_find_next_cache_node(struct device_node *np);
51
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52#ifdef CONFIG_NUMA
53extern int of_node_to_nid(struct device_node *device);
54#else
55static inline int of_node_to_nid(struct device_node *device) { return 0; }
56#endif
57#define of_node_to_nid of_node_to_nid
58
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59extern void of_instantiate_rtc(void);
60
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61/* These includes are put at the bottom because they may contain things
62 * that are overridden by this file. Ideally they shouldn't be included
63 * by this file, but there are a bunch of .c files that currently depend
64 * on it. Eventually they will be cleaned up. */
65#include <linux/of_fdt.h>
66#include <linux/of_address.h>
67#include <linux/of_irq.h>
68#include <linux/platform_device.h>
69
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70#endif /* __KERNEL__ */
71#endif /* _POWERPC_PROM_H */