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26 lines
672 B
26 lines
672 B
10 years ago
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#!/bin/sh -e
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version="$1"
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if [ -f /boot/uEnv.txt ] ; then
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# passing the kernel version is required
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if [ -z "${version}" ]; then
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echo >&2 "W: zz-uenv_txt: ${DPKG_MAINTSCRIPT_PACKAGE:-kernel package} did not pass a version number"
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exit 2
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fi
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unset older_kernel
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older_kernel=$(grep uname_r /boot/uEnv.txt | grep -v '#' | awk -F"=" '{print $2}' || true)
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if [ ! "x${older_kernel}" = "x" ] ; then
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if [ ! "x${older_kernel}" = "x${version}" ] ; then
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echo "zz-uenv_txt: Updating /boot/uEnv.txt [uname_r=${version}]"
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sed -i -e 's:uname_r='${older_kernel}':uname_r='${version}':g' /boot/uEnv.txt
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fi
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else
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echo "uname_r=${version}" >> /boot/uEnv.txt
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fi
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fi
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