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# Bash functions shared across olpc-utils utilities
get_xo_version()
{
XO_VERSION=;
if [ -e "/proc/device-tree/banner-name" ]; then
# requires new device-tree location
case "$(</proc/device-tree/banner-name)" in
OLPC\ [BC][0-9])
XO_VERSION="1"
;;
OLPC\ D[0-9])
XO_VERSION="1.5"
;;
OLPC\ 1[ABC][0-9])
XO_VERSION="1.75"
;;
esac
elif [ -e "/sys/class/dmi/id/product_name" ]; then
# requires an OFW that runs setup-smbios at boot.
local name=$(</sys/class/dmi/id/product_name)
if [ "${name}" == "XO" ]; then
local version=$(</sys/class/dmi/id/product_version)
if [ "${version}" == "1" ]; then
XO_VERSION="1"
elif [ "${version}" == "1.5" ]; then
XO_VERSION="1.5"
fi
fi
elif [ -e "/ofw/banner-name" ]; then
# uses the old /ofw contents
case "$(</ofw/banner-name)" in
OLPC\ [BC][1-9]*)
XO_VERSION="1"
;;
esac
fi
echo -n $XO_VERSION
}
get_xo_mfg_tag()
{
tag="$1"
if [ -d /proc/device-tree/mfg-data ]
then
mfgdata=/proc/device-tree/mfg-data
elif [ -d /ofw/mfg-data ]
then
mfgdata=/ofw/mfg-data
fi
# do we need to strip leading nulls here?
# ie: cat $mfgdata/$tag | tr -d '\000' 2>/dev/null
cat $mfgdata/$tag 2>/dev/null
}
# Work around for typo in Ethiopian mfg-data
# http://dev.laptop.org/ticket/6945#comment:16
get_xo_mfg_tag_stripspaces() {
get_xo_mfg_tag $1 | tr -d [:space:] | tr -d '\000' 2>/dev/null
}
get_ofw_file()
{
fpath=$1
if [ -e "/proc/device-tree/$fpath" ]
then
cat "/proc/device-tree/$fpath" 2>/dev/null
else
cat "/ofw/$fpath" 2>/dev/null
fi
}
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