72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
#include <linux/of.h> /* linux/of.h gets to determine #include ordering */
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#ifndef _POWERPC_PROM_H
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#define _POWERPC_PROM_H
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#ifdef __KERNEL__
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/*
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* Definitions for talking to the Open Firmware PROM on
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* Power Macintosh computers.
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*
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* Copyright (C) 1996-2005 Paul Mackerras.
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*
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* Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#include <linux/types.h>
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#include <asm/irq.h>
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#include <linux/atomic.h>
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#define HAVE_ARCH_DEVTREE_FIXUPS
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/*
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* OF address retreival & translation
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*/
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/* Translate a DMA address from device space to CPU space */
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extern u64 of_translate_dma_address(struct device_node *dev,
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const __be32 *in_addr);
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#ifdef CONFIG_PCI
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extern unsigned long pci_address_to_pio(phys_addr_t address);
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#define pci_address_to_pio pci_address_to_pio
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#endif /* CONFIG_PCI */
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/* Parse the ibm,dma-window property of an OF node into the busno, phys and
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* size parameters.
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*/
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void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop,
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unsigned long *busno, unsigned long *phys, unsigned long *size);
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extern void kdump_move_device_tree(void);
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/* CPU OF node matching */
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struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
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/* cache lookup */
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struct device_node *of_find_next_cache_node(struct device_node *np);
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#ifdef CONFIG_NUMA
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extern int of_node_to_nid(struct device_node *device);
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#else
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static inline int of_node_to_nid(struct device_node *device) { return 0; }
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#endif
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#define of_node_to_nid of_node_to_nid
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extern void of_instantiate_rtc(void);
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/* These includes are put at the bottom because they may contain things
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* that are overridden by this file. Ideally they shouldn't be included
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* by this file, but there are a bunch of .c files that currently depend
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* on it. Eventually they will be cleaned up. */
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#include <linux/of_fdt.h>
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#include <linux/of_address.h>
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#include <linux/of_irq.h>
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#include <linux/platform_device.h>
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#endif /* __KERNEL__ */
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#endif /* _POWERPC_PROM_H */
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