70 lines
1.4 KiB
Text
70 lines
1.4 KiB
Text
# $NetBSD: subr_Darwin,v 1.1 2010/12/05 11:19:39 abs Exp $
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AWK=awk
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SED=sed
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display_hw_details()
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{
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cat <<END
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OS : '$(uname)'
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OS version : '$(uname -r)'
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hw.model : '$hw_model'
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hw.machine : '$hw_machine'
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hw.machine_arch : '$hw_machine_arch'
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CPU : '$cpu'
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END
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echo "$cpu_details"
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}
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extract_hw_details()
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{
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hw_model=$(sysctl -n hw.model | $SED 's/^ *//')
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hw_machine=$(sysctl -n hw.machine)
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hw_machine_arch=$(uname -p)
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cpu_details=$(hostinfo| $AWK '/^Processor type:/{print $3}')
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# We're almost certainly crosscompiling
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if [ -n "$MACHINE" -a "$hw_machine" != "$MACHINE" ]; then
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echo
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exit
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fi
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}
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determine_arch()
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{
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ARCH=
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case $hw_machine_arch in
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powerpc) case $cpu_details in # Examples
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ppc7450) ARCH='-mcpu=7450' ;; #
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ppc750) ARCH='-mcpu=750' ;; # Beige G3
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ppc970) ARCH='-mcpu=970' ;; #
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esac ;;
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esac
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echo $ARCH
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}
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determine_features()
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{
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FEATURES=
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case $hw_machine_arch in
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i386 | x86_64)
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if [ -n "$cpu_feature_SSE3" ] ; then
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FEATURES="-mfpmath=sse -msse3"
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elif [ -n "$cpu_feature_SSE2" ] ; then
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FEATURES="-mfpmath=sse -msse2"
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elif [ -n "$cpu_feature_SSE" ] ; then
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FEATURES="-mfpmath=sse -msse"
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fi
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;;
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m68k)
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case "$(egrep '^fpu0 ' /var/run/dmesg.boot)" in
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*\(emulator\)*) FEATURES="-msoft-float" ;;
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*\(no\ math\ support\)*) FEATURES="-msoft-float" ;;
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esac
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;;
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esac
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echo $FEATURES
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}
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