Date: Mon, 21 Dec 2015 18:19:14 +0000 (UTC) From: Ian Lepore <ian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r292556 - in head/sys: conf mips/mips Message-ID: <201512211819.tBLIJE54050688@repo.freebsd.org>
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Author: ian Date: Mon Dec 21 18:19:14 2015 New Revision: 292556 URL: https://svnweb.freebsd.org/changeset/base/292556 Log: Add a mips implementation of OF_decode_addr(). Added: head/sys/mips/mips/ofw_machdep.c (contents, props changed) Modified: head/sys/conf/files.mips Modified: head/sys/conf/files.mips ============================================================================== --- head/sys/conf/files.mips Mon Dec 21 18:07:32 2015 (r292555) +++ head/sys/conf/files.mips Mon Dec 21 18:19:14 2015 (r292556) @@ -30,6 +30,7 @@ mips/mips/minidump_machdep.c standard mips/mips/mp_machdep.c optional smp mips/mips/mpboot.S optional smp mips/mips/nexus.c standard +mips/mips/ofw_machdep.c optional fdt mips/mips/pm_machdep.c standard mips/mips/pmap.c standard mips/mips/ptrace_machdep.c standard Added: head/sys/mips/mips/ofw_machdep.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/mips/mips/ofw_machdep.c Mon Dec 21 18:19:14 2015 (r292556) @@ -0,0 +1,70 @@ +/*- + * Copyright (c) 2015 Ian Lepore <ian@freebsd.org> + * All rights excluded. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/bus.h> + +#include <machine/bus.h> +#include <machine/fdt.h> + +#include <dev/ofw/openfirm.h> +#include <dev/ofw/ofw_subr.h> + +int +OF_decode_addr(phandle_t dev, int regno, bus_space_tag_t *tag, + bus_space_handle_t *handle) +{ + bus_addr_t addr; + bus_size_t size; + pcell_t pci_hi; + int flags, res; + + res = ofw_reg_to_paddr(dev, regno, &addr, &size, &pci_hi); + if (res < 0) + return (res); + + /* + * Nothing special to do for PCI busses right now. + * This may need to be handled per-platform when it does come up. + */ +#ifdef notyet + if (pci_hi == OFW_PADDR_NOT_PCI) { + *tag = fdtbus_bs_tag; + flags = 0; + } else { + *tag = fdtbus_bs_tag; + flags = (pci_hi & OFW_PCI_PHYS_HI_PREFETCHABLE) ? + BUS_SPACE_MAP_PREFETCHABLE: 0; + } +#else + *tag = fdtbus_bs_tag; + flags = 0; +#endif + return (bus_space_map(*tag, addr, size, flags, handle)); +}
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