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Generalizing config.bcm support for BRCM silicons #693

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merged 2 commits into from
May 26, 2021
Merged

Generalizing config.bcm support for BRCM silicons #693

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3daf698
Per-switching silicon Common config for Broadcom Supported Platforms
geans-pin Nov 4, 2020
6fe9f43
Fix review comment
geans-pin Nov 9, 2020
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69 changes: 66 additions & 3 deletions syncd/scripts/syncd_init_common.sh
100755 → 100644
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Original file line number Diff line number Diff line change
Expand Up @@ -87,15 +87,78 @@ function set_start_type()

config_syncd_bcm()
{
if [ -f "/etc/sai.d/sai.profile" ]; then
CMD_ARGS+=" -p /etc/sai.d/sai.profile"

if [ -f $PLATFORM_DIR/common_config_support ];then

PLATFORM_COMMON_DIR=/usr/share/sonic/device/x86_64-broadcom_common

cp -f $HWSKU_DIR/*.config.bcm /tmp
cp -f /etc/sai.d/sai.profile /tmp
CONFIG_BCM=$(find /tmp -name '*.bcm')
PLT_CONFIG_BCM=$(find $HWSKU_DIR -name '*.bcm')
SAI_PROFILE=$(find /tmp -name 'sai.profile')
sed -i 's+/usr/share/sonic/hwsku+/tmp+g' $SAI_PROFILE

#Get first three characters of chip id
readline=$(grep '0x14e4' /proc/linux-kernel-bde)
chip_id=${readline#*0x14e4:0x}
chip_id=${chip_id::3}
COMMON_CONFIG_BCM=$(find $PLATFORM_COMMON_DIR/x86_64-broadcom_${chip_id} -name '*.bcm')

if [ -f $PLATFORM_COMMON_DIR/x86_64-broadcom_${chip_id}/*.bcm ]; then
for file in $CONFIG_BCM; do
echo "" >> $file
echo "# Start of chip common properties" >> $file
while read line
do
line=$( echo $line | xargs )
if [ ! -z "$line" ];then
if [ "${line::1}" == '#' ];then
echo $line >> $file
else
sedline=${line%=*}
if grep -q $sedline $file ;then
echo "Keep the config $(grep $sedline $file) in $file"
else
echo $line >> $file
fi
fi
fi
done < $COMMON_CONFIG_BCM
echo "# End of chip common properties" >> $file
done
echo "Merging $PLT_CONFIG_BCM with $COMMON_CONFIG_BCM, merge files stored in $CONFIG_BCM"
fi

#sync the file system
sync

# copy the final config.bcm and sai.profile to the shared folder for 'show tech'
cp -f /tmp/sai.profile /var/run/sswsyncd/
cp -f /tmp/*.bcm /var/run/sswsyncd/

if [ -f "/tmp/sai.profile" ]; then
CMD_ARGS+=" -p /tmp/sai.profile"
elif [ -f "/etc/sai.d/sai.profile" ]; then
CMD_ARGS+=" -p /etc/sai.d/sai.profile"
else
CMD_ARGS+=" -p $HWSKU_DIR/sai.profile"
fi

else
CMD_ARGS+=" -p $HWSKU_DIR/sai.profile"

if [ -f "/etc/sai.d/sai.profile" ]; then
CMD_ARGS+=" -p /etc/sai.d/sai.profile"
else
CMD_ARGS+=" -p $HWSKU_DIR/sai.profile"
fi

fi

[ -e /dev/linux-bcm-knet ] || mknod /dev/linux-bcm-knet c 122 0
[ -e /dev/linux-user-bde ] || mknod /dev/linux-user-bde c 126 0
[ -e /dev/linux-kernel-bde ] || mknod /dev/linux-kernel-bde c 127 0

}

config_syncd_mlnx()
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