openwrt-owl/target/linux/lantiq/base-files/lib/functions/lantiq_dsl.sh

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#!/bin/sh /etc/rc.common
# Copyright (C) 2012 OpenWrt.org
XDSL_CTRL=dsl_cpe_control
#
# Basic functions to send CLI commands to the vdsl_cpe_control daemon
#
dsl_cmd() {
killall -0 ${XDSL_CTRL} && (
echo "$@" > /tmp/pipe/dsl_cpe0_cmd
cat /tmp/pipe/dsl_cpe0_ack
)
}
dsl_val() {
echo $(expr "$1" : '.*'$2'=\([-\.[:alnum:]]*\).*')
}
#
# Simple divide by 10 routine to cope with one decimal place
#
dbt() {
local a=$(expr $1 / 10)
local b=$(expr $1 % 10)
echo "${a}.${b}"
}
#
# Take a number and convert to k or meg
#
scale() {
local val=$1
local a
local b
if [ "$val" -gt 1000000 ]; then
a=$(expr $val / 1000)
b=$(expr $a % 1000)
a=$(expr $a / 1000)
printf "%d.%03d Mb" ${a} ${b}
elif [ "$val" -gt 1000 ]; then
a=$(expr $val / 1000)
printf "%d Kb" ${a}
else
echo "${val} b"
fi
}
#
# Read the data rates for both directions
#
data_rates() {
local csg
local dru
local drd
local sdru
local sdrd
csg=$(dsl_cmd g997csg 0 1)
drd=$(dsl_val "$csg" ActualDataRate)
csg=$(dsl_cmd g997csg 0 0)
dru=$(dsl_val "$csg" ActualDataRate)
[ -z "$drd" ] && drd=0
[ -z "$dru" ] && dru=0
sdrd=$(scale $drd)
sdru=$(scale $dru)
if [ "$action" = "lucistat" ]; then
echo "dsl.data_rate_down=$drd"
echo "dsl.data_rate_up=$dru"
echo "dsl.data_rate_down_s=\"$sdrd\""
echo "dsl.data_rate_up_s=\"$sdru\""
else
echo "Data Rate: ${sdrd}/s / ${sdru}/s"
fi
}
#
# Chipset
#
chipset() {
local vig
local cs
local csv
vig=$(dsl_cmd vig)
cs=$(dsl_val "$vig" DSL_ChipSetType)
csv=$(dsl_val "$vig" DSL_ChipSetHWVersion)
if [ "$action" = "lucistat" ]; then
echo "dsl.chipset=\"${cs} ${csv}\""
else
echo "Chipset: ${cs} ${csv}"
fi
}
#
# Work out how long the line has been up
#
line_uptime() {
local ccsg
local et
local etr
local d
local h
local m
local s
local rc=""
ccsg=$(dsl_cmd pmccsg 0 0 0)
et=$(dsl_val "$ccsg" nElapsedTime)
[ -z "$et" ] && et=0
if [ "$action" = "lucistat" ]; then
echo "dsl.line_uptime=${et}"
return
fi
d=$(expr $et / 86400)
etr=$(expr $et % 86400)
h=$(expr $etr / 3600)
etr=$(expr $etr % 3600)
m=$(expr $etr / 60)
s=$(expr $etr % 60)
[ "${d}${h}${m}${s}" -ne 0 ] && rc="${s}s"
[ "${d}${h}${m}" -ne 0 ] && rc="${m}m ${rc}"
[ "${d}${h}" -ne 0 ] && rc="${h}h ${rc}"
[ "${d}" -ne 0 ] && rc="${d}d ${rc}"
[ -z "$rc" ] && rc="down"
echo "Line Uptime: ${rc}"
}
#
# Get noise and attenuation figures
#
line_data() {
local lsg
local latnu
local latnd
local snru
local snrd
lsg=$(dsl_cmd g997lsg 1 1)
latnd=$(dsl_val "$lsg" LATN)
snrd=$(dsl_val "$lsg" SNR)
lsg=$(dsl_cmd g997lsg 0 1)
latnu=$(dsl_val "$lsg" LATN)
snru=$(dsl_val "$lsg" SNR)
[ -z "$latnd" ] && latnd=0
[ -z "$latnu" ] && latnu=0
[ -z "$snrd" ] && snrd=0
[ -z "$snru" ] && snru=0
latnd=$(dbt $latnd)
latnu=$(dbt $latnu)
snrd=$(dbt $snrd)
snru=$(dbt $snru)
if [ "$action" = "lucistat" ]; then
echo "dsl.line_attenuation_down=$latnd"
echo "dsl.line_attenuation_up=$latnu"
echo "dsl.noise_margin_down=$snrd"
echo "dsl.noise_margin_up=$snru"
else
echo "Line Attenuation: ${latnd}dB / ${latnu}dB"
echo "Noise Margin: ${snrd}dB / ${snru}dB"
fi
}
#
# Is the line up? Or what state is it in?
#
line_state() {
local lsg=$(dsl_cmd lsg)
local ls=$(dsl_val "$lsg" nLineState);
local s;
case "$ls" in
"0x0") s="not initialized" ;;
"0x1") s="exception" ;;
"0x10") s="not updated" ;;
"0xff") s="idle request" ;;
"0x100") s="idle" ;;
"0x1ff") s="silent request" ;;
"0x200") s="silent" ;;
"0x300") s="handshake" ;;
"0x380") s="full_init" ;;
"0x400") s="discovery" ;;
"0x500") s="training" ;;
"0x600") s="analysis" ;;
"0x700") s="exchange" ;;
"0x800") s="showtime_no_sync" ;;
"0x801") s="showtime_tc_sync" ;;
"0x900") s="fastretrain" ;;
"0xa00") s="lowpower_l2" ;;
"0xb00") s="loopdiagnostic active" ;;
"0xb10") s="loopdiagnostic data exchange" ;;
"0xb20") s="loopdiagnostic data request" ;;
"0xc00") s="loopdiagnostic complete" ;;
"0x1000000") s="test" ;;
"0xd00") s="resync" ;;
"0x3c0") s="short init entry" ;;
"") s="not running daemon"; ls="0xfff" ;;
*) s="unknown" ;;
esac
if [ $action = "lucistat" ]; then
echo "dsl.line_state_num=$ls"
echo "dsl.line_state_detail=\"$s\""
if [ "$ls" = "0x801" ]; then
echo "dsl.line_state=\"UP\""
else
echo "dsl.line_state=\"DOWN\""
fi
else
if [ "$ls" = "0x801" ]; then
echo "Line State: UP [$ls: $s]"
else
echo "Line State: DOWN [$ls: $s]"
fi
fi
}
status() {
chipset
line_state
data_rates
line_data
line_uptime
}
lucistat() {
echo "local dsl={}"
status
echo "return dsl"
}