1 /*
2  * Definitions for talking to the Open Firmware PROM on
3  * Power Macintosh computers.
4  *
5  * Copyright (C) 1996-2005 Paul Mackerras.
6  *
7  * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
8  *
9  * This program is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License
11  * as published by the Free Software Foundation; either version
12  * 2 of the License, or (at your option) any later version.
13  */
14 
15 #include <linux/of.h>	/* linux/of.h gets to determine #include ordering */
16 
17 #ifndef _ASM_MICROBLAZE_PROM_H
18 #define _ASM_MICROBLAZE_PROM_H
19 #ifdef __KERNEL__
20 #ifndef __ASSEMBLY__
21 
22 #include <linux/types.h>
23 #include <asm/irq.h>
24 #include <asm/atomic.h>
25 
26 #define HAVE_ARCH_DEVTREE_FIXUPS
27 
28 /* Other Prototypes */
29 extern int early_uartlite_console(void);
30 extern int early_uart16550_console(void);
31 
32 #ifdef CONFIG_PCI
33 /*
34  * PCI <-> OF matching functions
35  * (XXX should these be here?)
36  */
37 struct pci_bus;
38 struct pci_dev;
39 extern int pci_device_from_OF_node(struct device_node *node,
40 					u8 *bus, u8 *devfn);
41 extern struct device_node *pci_busdev_to_OF_node(struct pci_bus *bus,
42 							int devfn);
43 extern struct device_node *pci_device_to_OF_node(struct pci_dev *dev);
44 extern void pci_create_OF_bus_map(void);
45 #endif
46 
47 /*
48  * OF address retreival & translation
49  */
50 
51 #ifdef CONFIG_PCI
52 extern unsigned long pci_address_to_pio(phys_addr_t address);
53 #define pci_address_to_pio pci_address_to_pio
54 #endif	/* CONFIG_PCI */
55 
56 /* Parse the ibm,dma-window property of an OF node into the busno, phys and
57  * size parameters.
58  */
59 void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop,
60 		unsigned long *busno, unsigned long *phys, unsigned long *size);
61 
62 extern void kdump_move_device_tree(void);
63 
64 /* CPU OF node matching */
65 struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
66 
67 #endif /* __ASSEMBLY__ */
68 #endif /* __KERNEL__ */
69 
70 /* These includes are put at the bottom because they may contain things
71  * that are overridden by this file.  Ideally they shouldn't be included
72  * by this file, but there are a bunch of .c files that currently depend
73  * on it.  Eventually they will be cleaned up. */
74 #include <linux/of_fdt.h>
75 #include <linux/of_irq.h>
76 #include <linux/platform_device.h>
77 
78 #endif /* _ASM_MICROBLAZE_PROM_H */
79