Root/package/ltq-dsl-app/files/dsl_control

1#!/bin/sh /etc/rc.common
2# Copyright (C) 2008 OpenWrt.org
3START=99
4
5. /lib/functions.sh
6
7EXTRA_COMMANDS="status lucistat"
8EXTRA_HELP=" status Get DSL status information
9    lucistat Get status information if lua friendly format"
10
11SERVICE_DAEMONIZE=1
12SERVICE_WRITE_PID=1
13
14#
15# Basic functions to send CLI commands to the dsl_cpe_control daemon
16#
17dsl_cmd() {
18    pkill -0 dsl_cpe_control && (
19        echo "$@" > /tmp/pipe/dsl_cpe0_cmd
20        cat /tmp/pipe/dsl_cpe0_ack
21    )
22}
23dsl_val() {
24    echo $(expr "$1" : '.*'$2'=\([-\.[:alnum:]]*\).*')
25}
26
27#
28# Simple divide by 10 routine to cope with one decimal place
29#
30dbt() {
31    local a=$(expr $1 / 10)
32    local b=$(expr $1 % 10)
33    echo "${a}.${b}"
34}
35#
36# Take a number and convert to k or meg
37#
38scale() {
39    local val=$1
40    local a
41    local b
42
43    if [ "$val" -gt 1000000 ]; then
44        a=$(expr $val / 1000)
45        b=$(expr $a % 1000)
46        a=$(expr $a / 1000)
47        printf "%d.%03d Mb" ${a} ${b}
48    elif [ "$val" -gt 1000 ]; then
49        a=$(expr $val / 1000)
50        printf "%d Kb" ${a}
51    else
52        echo "${val} b"
53    fi
54}
55
56#
57# Read the data rates for both directions
58#
59data_rates() {
60    local csg
61    local dru
62    local drd
63    local sdru
64    local sdrd
65
66    csg=$(dsl_cmd g997csg 0 1)
67    drd=$(dsl_val "$csg" ActualDataRate)
68
69    csg=$(dsl_cmd g997csg 0 0)
70    dru=$(dsl_val "$csg" ActualDataRate)
71
72    [ -z "$drd" ] && drd=0
73    [ -z "$dru" ] && dru=0
74
75    sdrd=$(scale $drd)
76    sdru=$(scale $dru)
77
78    if [ "$action" = "lucistat" ]; then
79        echo "dsl.data_rate_down=$drd"
80        echo "dsl.data_rate_up=$dru"
81        echo "dsl.data_rate_down_s=\"$sdrd\""
82        echo "dsl.data_rate_up_s=\"$sdru\""
83    else
84        echo "Data Rate: ${sdrd}/s / ${sdru}/s"
85    fi
86}
87
88#
89# Chipset
90#
91chipset() {
92    local vig
93    local cs
94    local csv
95
96    vig=$(dsl_cmd vig)
97    cs=$(dsl_val "$vig" DSL_ChipSetType)
98    csv=$(dsl_val "$vig" DSL_ChipSetHWVersion)
99
100    if [ "$action" = "lucistat" ]; then
101        echo "dsl.chipset=\"${cs} ${csv}\""
102    else
103        echo "Chipset: ${cs} ${csv}"
104    fi
105}
106
107#
108# Work out how long the line has been up
109#
110line_uptime() {
111    local ccsg
112    local et
113    local etr
114    local d
115    local h
116    local m
117    local s
118    local rc=""
119
120    ccsg=$(dsl_cmd pmccsg 0 0 0)
121    et=$(dsl_val "$ccsg" nElapsedTime)
122
123    [ -z "$et" ] && et=0
124
125    if [ "$action" = "lucistat" ]; then
126        echo "dsl.line_uptime=${et}"
127        return
128    fi
129
130    d=$(expr $et / 86400)
131    etr=$(expr $et % 86400)
132    h=$(expr $etr / 3600)
133    etr=$(expr $etr % 3600)
134    m=$(expr $etr / 60)
135    s=$(expr $etr % 60)
136
137
138    [ "${d}${h}${m}${s}" -ne 0 ] && rc="${s}s"
139    [ "${d}${h}${m}" -ne 0 ] && rc="${m}m ${rc}"
140    [ "${d}${h}" -ne 0 ] && rc="${h}h ${rc}"
141    [ "${d}" -ne 0 ] && rc="${d}d ${rc}"
142
143    [ -z "$rc" ] && rc="down"
144    echo "Line Uptime: ${rc}"
145}
146
147#
148# Get noise and attenuation figures
149#
150line_data() {
151    local lsg
152    local latnu
153    local latnd
154    local snru
155    local snrd
156
157    lsg=$(dsl_cmd g997lsg 1 1)
158    latnd=$(dsl_val "$lsg" LATN)
159    snrd=$(dsl_val "$lsg" SNR)
160
161    lsg=$(dsl_cmd g997lsg 0 1)
162    latnu=$(dsl_val "$lsg" LATN)
163    snru=$(dsl_val "$lsg" SNR)
164
165    [ -z "$latnd" ] && latnd=0
166    [ -z "$latnu" ] && latnu=0
167    [ -z "$snrd" ] && snrd=0
168    [ -z "$snru" ] && snru=0
169
170    latnd=$(dbt $latnd)
171    latnu=$(dbt $latnu)
172    snrd=$(dbt $snrd)
173    snru=$(dbt $snru)
174    
175    if [ "$action" = "lucistat" ]; then
176        echo "dsl.line_attenuation_down=$latnd"
177        echo "dsl.line_attenuation_up=$latnu"
178        echo "dsl.noise_margin_down=$snrd"
179        echo "dsl.noise_margin_up=$snru"
180    else
181        echo "Line Attenuation: ${latnd}dB / ${latnu}dB"
182        echo "Noise Margin: ${snrd}dB / ${snru}dB"
183    fi
184}
185
186#
187# Is the line up? Or what state is it in?
188#
189line_state() {
190    local lsg=$(dsl_cmd lsg)
191    local ls=$(dsl_val "$lsg" nLineState);
192    local s;
193
194    case "$ls" in
195        "0x0") s="not initialized" ;;
196        "0x1") s="exception" ;;
197        "0x10") s="not updated" ;;
198        "0xff") s="idle request" ;;
199        "0x100") s="idle" ;;
200        "0x1ff") s="silent request" ;;
201        "0x200") s="silent" ;;
202        "0x300") s="handshake" ;;
203        "0x380") s="full_init" ;;
204        "0x400") s="discovery" ;;
205        "0x500") s="training" ;;
206        "0x600") s="analysis" ;;
207        "0x700") s="exchange" ;;
208        "0x800") s="showtime_no_sync" ;;
209        "0x801") s="showtime_tc_sync" ;;
210        "0x900") s="fastretrain" ;;
211        "0xa00") s="lowpower_l2" ;;
212        "0xb00") s="loopdiagnostic active" ;;
213        "0xb10") s="loopdiagnostic data exchange" ;;
214        "0xb20") s="loopdiagnostic data request" ;;
215        "0xc00") s="loopdiagnostic complete" ;;
216        "0x1000000") s="test" ;;
217        "0xd00") s="resync" ;;
218        "0x3c0") s="short init entry" ;;
219        "") s="not running daemon"; ls="0xfff" ;;
220        *) s="unknown" ;;
221    esac
222
223    if [ $action = "lucistat" ]; then
224        echo "dsl.line_state_num=$ls"
225        echo "dsl.line_state_detail=\"$s\""
226        if [ "$ls" = "0x801" ]; then
227            echo "dsl.line_state=\"UP\""
228        else
229            echo "dsl.line_state=\"DOWN\""
230        fi
231    else
232        if [ "$ls" = "0x801" ]; then
233            echo "Line State: UP [$ls: $s]"
234        else
235            echo "Line State: DOWN [$ls: $s]"
236        fi
237    fi
238}
239
240#
241# Main status routine
242#
243status() {
244    chipset
245    line_state
246    data_rates
247    line_data
248    line_uptime
249}
250
251#
252# Luci (lua) compatible version that's easy to parse
253#
254lucistat() {
255    echo "local dsl={}"
256    status
257    echo "return dsl"
258}
259
260
261annex_b=10_00_10_00_00_04_00_00
262annex_bdmt=10_00_00_00_00_00_00_00
263annex_b2=00_00_10_00_00_00_00_00
264annex_b2p=00_00_00_00_00_04_00_00
265annex_a=04_01_04_00_00_01_00_00
266annex_at1=01_00_00_00_00_00_00_00
267annex_alite=00_01_00_00_00_00_00_00
268annex_admt=04_00_00_00_00_00_00_00
269annex_a2=00_00_04_00_00_00_00_00
270annex_a2p=00_00_00_00_00_01_00_00
271annex_l=00_00_00_00_04_00_00_00
272annex_m=00_00_00_00_40_00_04_00
273annex_m2=00_00_00_00_40_00_00_00
274annex_m2p=00_00_00_00_00_00_04_00
275
276#
277# Simple start routine
278#
279start() {
280    local annex
281    local xtu
282    config_load network
283    config_get annex atm annex
284
285    # get xtu
286    eval "xtu=\"\${annex_$annex}\""
287
288    # check for invalid annex mode
289    [ -n "${annex}" -a -z "${xtu}" ] &&
290        echo "unknown annex mode $annex"
291
292    # start CPE dsl daemon in the background
293    service_start /sbin/dsl_cpe_control -i${xtu} \
294            -n /sbin/dsl_notify.sh \
295            -f /lib/firmware/ModemHWE.bin
296}
297
298#
299# For stop we want to simulate the notification call for when
300# the line goes down, so that we can stop the ppp link before
301# we die.
302#
303stop() {
304    DSL_NOTIFICATION_TYPE="DSL_INTERFACE_STATUS" \
305    DSL_INTERFACE_STATUS="DOWN" \
306    /sbin/dsl_notify.sh
307
308    service_stop /sbin/dsl_cpe_control
309}
310
311

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