Added CPU handling for Apple Silicon

src/main/java/net/coreprotect/command/StatusCommand.java

@@ -17,6 +17,7 @@ import net.coreprotect.patch.Patch;
 import net.coreprotect.thread.NetworkHandler;
 import net.coreprotect.utility.Chat;
 import net.coreprotect.utility.Color;
+import net.coreprotect.utility.SystemUtils;
 import net.coreprotect.utility.VersionUtils;
 
 public class StatusCommand {
@@ -116,7 +117,17 @@ public class StatusCommand {
                             }
 
                             String cpuSpeed = String.valueOf(ConfigHandler.processorInfo.getMaxFreq());
-                            cpuSpeed = String.format("%.2f", Long.valueOf(cpuSpeed) / 1000000000.0);
+                            double speedVal = Long.valueOf(cpuSpeed) / 1000000000.0;
+
+                            // Fix for Apple Silicon processors reporting 0 GHz
+                            if (speedVal < 0.01 && SystemUtils.isAppleSilicon()) {
+                                Double appleSiliconSpeed = SystemUtils.getAppleSiliconSpeed();
+                                if (appleSiliconSpeed != null) {
+                                    speedVal = appleSiliconSpeed;
+                                }
+                            }
+
+                            cpuSpeed = String.format("%.2f", speedVal);
                             cpuInfo = "x" + Runtime.getRuntime().availableProcessors() + " " + cpuSpeed + "GHz " + modelName + ".";
                         }
                         else {

src/main/java/net/coreprotect/utility/SystemUtils.java

@@ -1,5 +1,11 @@
 package net.coreprotect.utility;
 
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.util.concurrent.TimeUnit;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
 import org.apache.logging.log4j.Level;
 import org.apache.logging.log4j.core.config.Configurator;
 
@@ -11,6 +17,7 @@ public class SystemUtils {
     private static boolean testMode = Boolean.getBoolean("net.coreprotect.test");
     private static String processorInfo = null;
     private static boolean log4jInitialized = false;
+    private static Double appleProcessorSpeed = null;
 
     private SystemUtils() {
         throw new IllegalStateException("Utility class");
@@ -29,6 +36,181 @@ public class SystemUtils {
         }
     }
 
+    /**
+     * Check if running on Apple Silicon
+     * 
+     * @return True if running on Apple Silicon
+     */
+    public static boolean isAppleSilicon() {
+        String osName = System.getProperty("os.name", "").toLowerCase();
+        String osArch = System.getProperty("os.arch", "").toLowerCase();
+
+        return osName.contains("mac") && (osArch.contains("aarch64") || osArch.contains("arm"));
+    }
+
+    /**
+     * Get processor clock speed for Apple Silicon
+     * 
+     * @return Processor speed in GHz, or null if unavailable
+     */
+    public static Double getAppleSiliconSpeed() {
+        if (appleProcessorSpeed != null) {
+            return appleProcessorSpeed;
+        }
+
+        if (testMode) {
+            return 3.2; // Default test value
+        }
+
+        // Try to determine the CPU model first to use for frequency lookup
+        String modelName = getProcessorModel();
+
+        // First attempt: Get frequency from machdep.cpu.brand_string if it contains GHz info
+        if (modelName != null && modelName.contains("GHz")) {
+            try {
+                Pattern pattern = Pattern.compile("(\\d+\\.\\d+)GHz");
+                Matcher matcher = pattern.matcher(modelName);
+                if (matcher.find()) {
+                    appleProcessorSpeed = Double.parseDouble(matcher.group(1));
+                    return appleProcessorSpeed;
+                }
+            }
+            catch (Exception e) {
+                // Failed to extract frequency from model name
+            }
+        }
+
+        // Second attempt: Use sysctl method to detect P-core maximum frequencies
+        try {
+            ProcessBuilder pb = new ProcessBuilder("sysctl", "-n", "machdep.cpu.brand_string");
+            Process process = pb.start();
+
+            if (process.waitFor(500, TimeUnit.MILLISECONDS)) {
+                String appleChipInfo = null;
+                try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
+                    appleChipInfo = reader.readLine();
+                }
+
+                if (appleChipInfo != null) {
+                    // Extract M-series info
+                    if (appleChipInfo.contains("M1")) {
+                        return getMSeriesSpeed("M1", appleChipInfo);
+                    }
+                    else if (appleChipInfo.contains("M2")) {
+                        return getMSeriesSpeed("M2", appleChipInfo);
+                    }
+                    else if (appleChipInfo.contains("M3")) {
+                        return getMSeriesSpeed("M3", appleChipInfo);
+                    }
+                    else if (appleChipInfo.contains("M4")) {
+                        return getMSeriesSpeed("M4", appleChipInfo);
+                    }
+                }
+            }
+        }
+        catch (Exception e) {
+            // Failed with sysctl method
+        }
+
+        // Fallback to reasonable defaults based on processor model
+        if (modelName != null) {
+            if (modelName.contains("M1")) {
+                appleProcessorSpeed = 3.2;
+            }
+            else if (modelName.contains("M2")) {
+                appleProcessorSpeed = 3.7;
+            }
+            else if (modelName.contains("M3")) {
+                appleProcessorSpeed = 4.05;
+            }
+            else if (modelName.contains("M4")) {
+                appleProcessorSpeed = 4.5;
+            }
+            else {
+                appleProcessorSpeed = 3.0; // Generic fallback
+            }
+            return appleProcessorSpeed;
+        }
+
+        return 3.2; // Default fallback
+    }
+
+    /**
+     * Get the processor speed based on the M-series chip variant
+     * 
+     * @param series
+     *            The M-series (M1, M2, M3, M4)
+     * @param chipInfo
+     *            The full chip info string
+     * @return The processor speed in GHz
+     */
+    private static Double getMSeriesSpeed(String series, String chipInfo) {
+        switch (series) {
+            case "M1":
+                if (chipInfo.contains("Pro") || chipInfo.contains("Max") || chipInfo.contains("Ultra")) {
+                    appleProcessorSpeed = 3.23; // M1 Pro/Max/Ultra P cores
+                }
+                else {
+                    appleProcessorSpeed = 3.2; // Base M1 P cores
+                }
+                break;
+            case "M2":
+                if (chipInfo.contains("Pro") || chipInfo.contains("Max") || chipInfo.contains("Ultra")) {
+                    appleProcessorSpeed = 3.7; // M2 Pro/Max/Ultra P cores
+                }
+                else {
+                    appleProcessorSpeed = 3.5; // Base M2 P cores
+                }
+                break;
+            case "M3":
+                if (chipInfo.contains("Pro") || chipInfo.contains("Max")) {
+                    appleProcessorSpeed = 4.05; // M3 Pro/Max P cores
+                }
+                else {
+                    appleProcessorSpeed = 4.0; // Base M3 P cores
+                }
+                break;
+            case "M4":
+                if (chipInfo.contains("Max")) {
+                    appleProcessorSpeed = 4.5; // M4 Max P cores
+                }
+                else if (chipInfo.contains("Pro")) {
+                    appleProcessorSpeed = 4.5; // M4 Pro P cores
+                }
+                else {
+                    appleProcessorSpeed = 4.3; // Base M4 P cores
+                }
+                break;
+            default:
+                appleProcessorSpeed = 3.2; // Default
+                break;
+        }
+        return appleProcessorSpeed;
+    }
+
+    /**
+     * Get processor model name for Apple Silicon
+     * 
+     * @return Processor model name, or null if unavailable
+     */
+    private static String getProcessorModel() {
+        try {
+            ProcessBuilder pb = new ProcessBuilder("sysctl", "-n", "machdep.cpu.brand_string");
+            Process process = pb.start();
+
+            if (process.waitFor(500, TimeUnit.MILLISECONDS)) {
+                try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
+                    return reader.readLine();
+                }
+            }
+        }
+        catch (Exception e) {
+            // Failed to get CPU model
+        }
+
+        return null;
+    }
+
     public static CentralProcessor getProcessorInfo() {
         // In test mode, don't actually try to initialize hardware components
         if (testMode || isLog4jDisabled()) {