Initial Commit

amd-monitor.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+# AMD Laptop APU + GPU Live Monitor for ASUS TUF (Debian 13)
+# Author: MarkMental
+
+# --- Configuration ---
+APU_HWMON="/sys/class/hwmon/hwmon5"        # APU sensor
+GPU_HWMON="/sys/class/drm/card0/device/hwmon/hwmon4"  # dGPU sensor
+INTERVAL=1                                 # seconds between refreshes
+LOGFILE="power_log.csv"                    # CSV output file
+MAX_LINES=500                              # limit to last 500 lines
+
+# --- Helpers ---
+read_watts() {
+  local file=$1
+  if [ -f "$file" ]; then
+    awk '{printf "%.2f", $1/1000000}' "$file"
+  else
+    echo "0.00"
+  fi
+}
+
+read_temp() {
+  local file=$1
+  if [ -f "$file" ]; then
+    awk '{printf "%.1f", $1/1000}' "$file"
+  else
+    echo "N/A"
+  fi
+}
+
+# --- Ensure CSV exists and has header ---
+if [ ! -f "$LOGFILE" ]; then
+  echo "timestamp,apu_w,gpu_w,total_w,apu_temp,gpu_temp" > "$LOGFILE"
+fi
+
+# --- Main loop ---
+clear
+echo "🧠 AMD APU / GPU Live Power Monitor (Debian 13 TUF)"
+echo "--------------------------------------------------"
+
+while true; do
+  APU_PWR=$(read_watts "$APU_HWMON/power1_input")
+  GPU_PWR=$(read_watts "$GPU_HWMON/power1_average")
+  APU_TEMP=$(read_temp "$APU_HWMON/temp1_input")
+  GPU_TEMP=$(read_temp "$GPU_HWMON/temp1_input")
+  TOTAL=$(awk -v a="$APU_PWR" -v g="$GPU_PWR" 'BEGIN {printf "%.2f", a+g}')
+  TIME=$(date -Iseconds)
+
+  # --- Print live readout ---
+  tput cup 2 0
+  echo "APU Power:   ${APU_PWR} W | Temp: ${APU_TEMP} °C                   "
+  echo "GPU Power:   ${GPU_PWR} W | Temp: ${GPU_TEMP} °C                   "
+  echo "-----------------------------------------------"
+  echo "Total Power: ${TOTAL} W"
+  echo "Press Ctrl+C to exit"
+
+  # --- Append to CSV ---
+  echo "$TIME,$APU_PWR,$GPU_PWR,$TOTAL,$APU_TEMP,$GPU_TEMP" >> "$LOGFILE"
+
+  # --- Keep only last $MAX_LINES lines ---
+  LINES=$(wc -l < "$LOGFILE")
+  if (( LINES > MAX_LINES )); then
+    tail -n $MAX_LINES "$LOGFILE" > "${LOGFILE}.tmp" && mv "${LOGFILE}.tmp" "$LOGFILE"
+  fi
+
+  sleep $INTERVAL
+done
+