diagnose_lid_sensor.sh

#!/bin/bash

# MacBook Lid Angle Sensor Diagnostic Script
# This script helps identify the lid angle sensor on different MacBook models

echo "=============================================="
echo "MacBook Lid Angle Sensor Diagnostic Tool"
echo "=============================================="
echo ""

# Get system info
echo "System Information:"
echo "- Model: $(system_profiler SPHardwareDataType | grep 'Model Name' | cut -d: -f2 | xargs)"
echo "- Chip: $(system_profiler SPHardwareDataType | grep 'Chip' | cut -d: -f2 | xargs)"
echo "- macOS: $(sw_vers -productVersion)"
echo ""

echo "Step 1: Looking for exact expected sensor..."
echo "Command: hidutil list --matching '{\"VendorID\":0x5ac,\"ProductID\":0x8104,\"PrimaryUsagePage\":32,\"PrimaryUsage\":138}'"
EXACT_MATCH=$(hidutil list --matching '{"VendorID":0x5ac,"ProductID":0x8104,"PrimaryUsagePage":32,"PrimaryUsage":138}')
if [ ! -z "$EXACT_MATCH" ]; then
    echo "✅ FOUND EXACT MATCH:"
    echo "$EXACT_MATCH"
    echo ""
    echo "Your sensor should work!"
    exit 0
else
    echo "❌ Exact match not found. Continuing diagnostics..."
fi
echo ""

echo "Step 2: Looking for any Apple sensors..."
echo "Command: hidutil list --matching '{\"VendorID\":0x5ac,\"PrimaryUsagePage\":32}'"
APPLE_SENSORS=$(hidutil list --matching '{"VendorID":0x5ac,"PrimaryUsagePage":32}')
if [ ! -z "$APPLE_SENSORS" ]; then
    echo "📱 Found Apple sensor devices:"
    echo "$APPLE_SENSORS"
    echo ""
else
    echo "❌ No Apple sensors found with UsagePage 32"
fi
echo ""

echo "Step 3: Looking for orientation sensors with any ProductID..."
echo "Command: hidutil list --matching '{\"VendorID\":0x5ac,\"PrimaryUsagePage\":32,\"PrimaryUsage\":138}'"
ORIENTATION_SENSORS=$(hidutil list --matching '{"VendorID":0x5ac,"PrimaryUsagePage":32,"PrimaryUsage":138}')
if [ ! -z "$ORIENTATION_SENSORS" ]; then
    echo "🧭 Found orientation sensors:"
    echo "$ORIENTATION_SENSORS"
    echo ""
else
    echo "❌ No orientation sensors found"
fi
echo ""

echo "Step 4: Looking for all Apple 0x8104 devices..."
echo "Command: hidutil list --matching '{\"VendorID\":0x5ac,\"ProductID\":0x8104}'"
APPLE_8104=$(hidutil list --matching '{"VendorID":0x5ac,"ProductID":0x8104}')
if [ ! -z "$APPLE_8104" ]; then
    echo "🔍 Found Apple 0x8104 devices (different usage pages):"
    echo "$APPLE_8104"
    echo ""
else
    echo "❌ No Apple 0x8104 devices found"
fi
echo ""

echo "Step 5: Looking for similar ProductIDs..."
echo "Command: hidutil list --matching '{\"VendorID\":0x5ac}' | grep -E '0x810[0-9A-F]'"
SIMILAR_PRODUCTS=$(hidutil list --matching '{"VendorID":0x5ac}' | grep -E "0x810[0-9A-F]")
if [ ! -z "$SIMILAR_PRODUCTS" ]; then
    echo "🔍 Found similar Apple ProductIDs (0x810X):"
    echo "$SIMILAR_PRODUCTS"
    echo ""
else
    echo "❌ No similar ProductIDs found"
fi
echo ""

echo "Step 6: All Apple HID devices (filtered for potential sensors)..."
echo "Command: hidutil list --matching '{\"VendorID\":0x5ac}' | grep -i -E '(sensor|orientation|32|138)'"
ALL_APPLE_FILTERED=$(hidutil list --matching '{"VendorID":0x5ac}' | grep -i -E "(sensor|orientation|32|138)")
if [ ! -z "$ALL_APPLE_FILTERED" ]; then
    echo "📊 Found potential sensor-related Apple devices:"
    echo "$ALL_APPLE_FILTERED"
    echo ""
else
    echo "❌ No sensor-related Apple devices found"
fi
echo ""

echo "=============================================="
echo "Diagnostic Summary:"
echo "=============================================="

if [ ! -z "$EXACT_MATCH" ]; then
    echo "✅ STATUS: Sensor should work (exact match found)"
elif [ ! -z "$ORIENTATION_SENSORS" ]; then
    echo "⚠️  STATUS: Different ProductID - code needs updating"
    echo "   Found orientation sensor with different ProductID"
elif [ ! -z "$APPLE_SENSORS" ]; then
    echo "⚠️  STATUS: Different Usage - code needs updating"
    echo "   Found Apple sensors but different Usage value"
elif [ ! -z "$APPLE_8104" ]; then
    echo "⚠️  STATUS: Different UsagePage - check other usage pages"
    echo "   Found Apple 0x8104 devices but different usage pages"
else
    echo "❌ STATUS: No compatible sensor found"
    echo "   This MacBook model may not have an accessible lid angle sensor"
fi

echo ""
echo "Please share this entire output for troubleshooting!"
echo "=============================================="

==============================================
MacBook Lid Angle Sensor Diagnostic Tool

System Information:

• Model: MacBook Air
• Chip: Apple M1
• macOS: 15.1

Step 1: Looking for exact expected sensor...
Command: hidutil list --matching '{"VendorID":0x5ac,"ProductID":0x8104,"PrimaryUsagePage":32,"PrimaryUsage":138}'
❌ Exact match not found. Continuing diagnostics...

Step 2: Looking for any Apple sensors...
Command: hidutil list --matching '{"VendorID":0x5ac,"PrimaryUsagePage":32}'
❌ No Apple sensors found with UsagePage 32

Step 3: Looking for orientation sensors with any ProductID...
Command: hidutil list --matching '{"VendorID":0x5ac,"PrimaryUsagePage":32,"PrimaryUsage":138}'
❌ No orientation sensors found

Step 4: Looking for all Apple 0x8104 devices...
Command: hidutil list --matching '{"VendorID":0x5ac,"ProductID":0x8104}'
❌ No Apple 0x8104 devices found

Step 5: Looking for similar ProductIDs...
Command: hidutil list --matching '{"VendorID":0x5ac}' | grep -E '0x810[0-9A-F]'
❌ No similar ProductIDs found

Step 6: All Apple HID devices (filtered for potential sensors)...
Command: hidutil list --matching '{"VendorID":0x5ac}' | grep -i -E '(sensor|orientation|32|138)'
❌ No sensor-related Apple devices found

==============================================
Diagnostic Summary:

❌ STATUS: No compatible sensor found
This MacBook model may not have an accessible lid angle sensor

Please share this entire output for troubleshooting!