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prom.h
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1 /*
2  * Definitions for Device tree / OpenFirmware handling on X86
3  *
4  * based on arch/powerpc/include/asm/prom.h which is
5  * Copyright (C) 1996-2005 Paul Mackerras.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version
10  * 2 of the License, or (at your option) any later version.
11  */
12 
13 #ifndef _ASM_X86_PROM_H
14 #define _ASM_X86_PROM_H
15 #ifndef __ASSEMBLY__
16 
17 #include <linux/of.h>
18 #include <linux/types.h>
19 #include <linux/pci.h>
20 
21 #include <asm/irq.h>
22 #include <linux/atomic.h>
23 #include <asm/setup.h>
24 
25 #ifdef CONFIG_OF
26 extern int of_ioapic;
27 extern u64 initial_dtb;
28 extern void add_dtb(u64 data);
29 extern void x86_add_irq_domains(void);
30 void __cpuinit x86_of_pci_init(void);
31 void x86_dtb_init(void);
32 #else
33 static inline void add_dtb(u64 data) { }
34 static inline void x86_add_irq_domains(void) { }
35 static inline void x86_of_pci_init(void) { }
36 static inline void x86_dtb_init(void) { }
37 #define of_ioapic 0
38 #endif
39 
40 extern char cmd_line[COMMAND_LINE_SIZE];
41 
42 #define pci_address_to_pio pci_address_to_pio
43 unsigned long pci_address_to_pio(phys_addr_t addr);
44 
45 #define HAVE_ARCH_DEVTREE_FIXUPS
46 
47 #endif /* __ASSEMBLY__ */
48 #endif