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41 lines
1.4 KiB
Bash
41 lines
1.4 KiB
Bash
#!/bin/sh
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# Start script for microcode_ctl
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# Copyright 2014 Andrzej Telszewski, Sabadell
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# All rights reserved.
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#
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# Redistribution and use of this script, with or without modification, is
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# permitted provided that the following conditions are met:
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#
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# 1. Redistributions of this script must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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microcode_ctl_start() {
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echo "Uploading microcode: /usr/sbin/microcode_ctl -uq"
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if [ ! -c /dev/cpu/microcode ]; then
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/sbin/modprobe microcode || return $?
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fi
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/usr/sbin/microcode_ctl -uq || return $?
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}
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case "$1" in
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'start')
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microcode_ctl_start
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;;
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*)
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echo "usage: $0 start"
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esac
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