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chromeos_collect_sensors.sh

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+#!/bin/bash
+# Chrome OS sensor/thermal info collector
+# Run in Chrome OS shell (Ctrl+Alt+T, type 'shell' if developer mode)
+# Output saved to /tmp/ or current dir if writable
+
+OUTDIR="/tmp"
+if [ -w . ]; then OUTDIR="."; fi
+TS=$(date +%Y%m%d_%H%M%S)
+OUT="$OUTDIR/sensor_report_$TS.txt"
+
+exec 1> >(tee -a "$OUT") 2>&1
+
+echo "=========================================="
+echo "Chrome OS Sensor/Thermal Report"
+echo "Date: $(date)"
+echo "Machine: $(cat /etc/lsb-release 2>/dev/null | grep -E 'CHROMEOS_RELEASE_BOARD|CHROMEOS_DEVICETYPE' || uname -a)"
+echo "=========================================="
+echo ""
+
+echo "--- 1. ectool temps (EC sensors) ---"
+if command -v ectool >/dev/null 2>&1; then
+    ectool temps 2>/dev/null || echo "ectool temps failed"
+else
+    echo "ectool not found"
+fi
+echo ""
+
+echo "--- 2. ectool tempsinfo (all sensors, if available) ---"
+if command -v ectool >/dev/null 2>&1; then
+    ectool tempsinfo 2>/dev/null || echo "ectool tempsinfo not available"
+fi
+echo ""
+
+echo "--- 3. Thermal zones (/sys/class/thermal) ---"
+if [ -d /sys/class/thermal ]; then
+    for tz in /sys/class/thermal/thermal_zone*; do
+        [ -d "$tz" ] || continue
+        n=$(basename "$tz")
+        type=$(cat "$tz/type" 2>/dev/null)
+        temp=$(cat "$tz/temp" 2>/dev/null)
+        if [ -n "$temp" ] && [ "$temp" != "0" ]; then
+            c=$((temp / 1000))
+            echo "$n: $type = ${c} C (raw $temp mC)"
+        else
+            echo "$n: $type = N/A"
+        fi
+    done
+else
+    echo "/sys/class/thermal not found"
+fi
+echo ""
+
+echo "--- 4. Hwmon devices ---"
+if [ -d /sys/class/hwmon ]; then
+    for h in /sys/class/hwmon/hwmon*; do
+        [ -d "$h" ] || continue
+        name=$(cat "$h/name" 2>/dev/null)
+        echo "--- $h ($name) ---"
+        for t in "$h"/temp*_input; do
+            [ -f "$t" ] || continue
+            label=$(cat "${t%_input}_label" 2>/dev/null || echo "temp")
+            val=$(cat "$t" 2>/dev/null)
+            [ -n "$val" ] && echo "  $label: $((val / 1000)) C"
+        done
+    done
+else
+    echo "/sys/class/hwmon not found"
+fi
+echo ""
+
+echo "--- 5. dmesg (cros_ec, thermal, hwmon) ---"
+dmesg 2>/dev/null | grep -iE 'cros_ec|thermal|hwmon|sensor|peci' | tail -80 || echo "dmesg not available"
+echo ""
+
+echo "--- 6. Fan (if ectool available) ---"
+if command -v ectool >/dev/null 2>&1; then
+    ectool pwmgetfanrpm all 2>/dev/null || true
+    ectool pwmgetduty 0 2>/dev/null || true
+fi
+echo ""
+
+echo "--- 7. CPU info ---"
+cat /proc/cpuinfo 2>/dev/null | grep -E 'model name|Hardware' | head -2
+echo ""
+
+echo "=========================================="
+echo "Report saved to: $OUT"
+echo "To copy from Chrome OS: use 'cat $OUT' or Files app if in Downloads"
+echo "=========================================="