2011-02-23 04:07:37 +08:00
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/*
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* Definitions for Device tree / OpenFirmware handling on X86
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*
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* based on arch/powerpc/include/asm/prom.h which is
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* Copyright (C) 1996-2005 Paul Mackerras.
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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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#ifndef _ASM_X86_PROM_H
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#define _ASM_X86_PROM_H
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#ifndef __ASSEMBLY__
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#include <linux/of.h>
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#include <linux/types.h>
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#include <asm/irq.h>
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#include <asm/atomic.h>
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#include <asm/setup.h>
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2011-02-23 04:07:39 +08:00
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#include <asm/irq_controller.h>
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2011-02-23 04:07:37 +08:00
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#ifdef CONFIG_OF
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2011-02-23 04:07:40 +08:00
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extern int of_ioapic;
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extern u64 initial_dtb;
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2011-02-23 04:07:37 +08:00
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extern void add_dtb(u64 data);
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2011-02-23 04:07:40 +08:00
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void x86_dtb_find_config(void);
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void x86_dtb_get_config(unsigned int unused);
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2011-02-23 04:07:39 +08:00
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void add_interrupt_host(struct irq_domain *ih);
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2011-02-23 04:07:37 +08:00
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#else
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static inline void add_dtb(u64 data) { }
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2011-02-23 04:07:40 +08:00
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#define x86_dtb_find_config x86_init_noop
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#define x86_dtb_get_config x86_init_uint_noop
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#define of_ioapic 0
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2011-02-23 04:07:37 +08:00
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#endif
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extern char cmd_line[COMMAND_LINE_SIZE];
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#define pci_address_to_pio pci_address_to_pio
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unsigned long pci_address_to_pio(phys_addr_t addr);
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/**
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* irq_dispose_mapping - Unmap an interrupt
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* @virq: linux virq number of the interrupt to unmap
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*
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* FIXME: We really should implement proper virq handling like power,
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* but that's going to be major surgery.
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*/
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static inline void irq_dispose_mapping(unsigned int virq) { }
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#define HAVE_ARCH_DEVTREE_FIXUPS
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#endif /* __ASSEMBLY__ */
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#endif
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