db4fcadf52
Replace archaic "busses" with modern form "buses." Intentionally excluded: * Old/random drivers I didn't recognize * Old hardware in general * Use of "busses" in code as identifiers No functional change. http://grammarist.com/spelling/buses-busses/ PR: 216099 Reported by: bltsrc at mail.ru Sponsored by: Dell EMC Isilon
76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
/*-
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* Copyright (c) 2015 Ian Lepore <ian@freebsd.org>
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* All rights reserved.
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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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/bus.h>
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#include <machine/bus.h>
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#include <machine/fdt.h>
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#include <dev/ofw/openfirm.h>
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#include <dev/ofw/ofw_subr.h>
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int
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OF_decode_addr(phandle_t dev, int regno, bus_space_tag_t *tag,
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bus_space_handle_t *handle, bus_size_t *sz)
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{
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bus_addr_t addr;
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bus_size_t size;
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pcell_t pci_hi;
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int flags, res;
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res = ofw_reg_to_paddr(dev, regno, &addr, &size, &pci_hi);
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if (res < 0)
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return (res);
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/*
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* Nothing special to do for PCI buses right now.
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* This may need to be handled per-platform when it does come up.
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*/
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#ifdef notyet
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if (pci_hi == OFW_PADDR_NOT_PCI) {
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*tag = fdtbus_bs_tag;
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flags = 0;
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} else {
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*tag = fdtbus_bs_tag;
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flags = (pci_hi & OFW_PCI_PHYS_HI_PREFETCHABLE) ?
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BUS_SPACE_MAP_PREFETCHABLE: 0;
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}
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#else
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*tag = fdtbus_bs_tag;
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flags = 0;
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#endif
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if (sz != NULL)
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*sz = size;
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return (bus_space_map(*tag, addr, size, flags, handle));
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}
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