FreeBSD/Linux Kernel Cross Reference
sys/dev/bhnd/tools/bus_macro.sh

     #!/bin/sh
     #
     # Copyright (c) 2015-2016 Landon Fuller <landon@landonf.org>
     # Copyright (c) 2004-2005 Poul-Henning Kamp.
     # All rights reserved.
     #
     # 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.
    #
    # $FreeBSD$
    #
    # Generate the bhnd resource macros at the bottom of dev/bhnd/bhnd.h
    #
    # Derived from PHK's tools/bus_macros.sh
    #
    
    macro () {
            n=${1}
            bus_n=$(echo $n | tr "[:lower:]" "[:upper:]")
    
            shift
            echo -n "#define bhnd_bus_${n}(r"
            for i
            do
                    echo -n ", ${i}"
            done
            echo ") \\"
            echo "    (((r)->direct) ? \\"
            echo -n "       bus_${n}((r)->res"
            for i
            do
                    echo -n ", (${i})"
            done
            echo ") : \\"
            echo "  BHND_BUS_${bus_n}( \\"
            echo "      device_get_parent(rman_get_device((r)->res)),       \\"
            echo -n "           rman_get_device((r)->res), (r)"
            for i
            do
                    echo -n ", (${i})"
            done
            echo "))"
    
    }
    
    macro barrier o l f
    
    for w in 1 2 4 #8
    do
            # macro copy_region_$w so dh do c
            # macro copy_region_stream_$w ?
            # macro peek_$w
            for s in "" stream_
            do
                    macro read_$s$w o
                    macro read_multi_$s$w o d c
                    macro read_region_$s$w o d c
                    macro write_$s$w o v
                    macro write_multi_$s$w o d c
                    macro write_region_$s$w o d c
            done
            
            # set_(multi_)?_stream is not supported on ARM/ARM64, and so for
            # simplicity, we don't support their use with bhnd resources.
            # 
            # if that changes, these can be merged back into the stream-eanbled
            # loop above.
            for s in ""
            do
                    macro set_multi_$s$w o v c
                    macro set_region_$s$w o v c
            done
    done

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