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2af3fc178e
interrupt pin pair to a global IRQ number. When multiple PICs exist on a board, the interrupt pin alone is not unique.
64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
/*-
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* Copyright (c) 2010 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Semihalf under sponsorship from
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* the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_FDT_H_
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#define _MACHINE_FDT_H_
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#include <dev/ofw/openfirm.h>
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#include <vm/vm.h>
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#include <vm/pmap.h>
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#include <machine/bus.h>
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#include <machine/pmap.h>
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#include <machine/intr.h>
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/* Max interrupt number */
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#define FDT_INTR_MAX NIRQ
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/* Map phandle/intpin pair to global IRQ number */
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#define FDT_MAP_IRQ(node, pin) (pin)
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/*
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* Bus space tag. XXX endianess info needs to be derived from the blob.
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*/
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extern bus_space_tag_t fdtbus_bs_tag;
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struct mem_region {
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vm_offset_t mr_start;
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vm_size_t mr_size;
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};
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int fdt_pci_devmap(phandle_t, struct pmap_devmap *devmap, vm_offset_t,
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vm_offset_t);
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#endif /* _MACHINE_FDT_H_ */
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