Filesystem

Medli/Boot.cs

@@ -27,12 +27,13 @@ protected override void BeforeRun()
                 Kernel.Running = true;
 				Console.Clear();
                 Hardware.AddDisks.Detect();
+                Kernel.FileSystemINIT();
                 Console.Write(Kernel.logo);
                 Console.WriteLine(Kernel.welcome);
 				Console.WriteLine("");
 				Console.WriteLine("Current system date and time:");
-				Time.printDate();
-				Time.printTime();
+				DateTime.printDate();
+				DateTime.printTime();
 				SystemFunctions.PrintInfo();
 			}
 			catch (Exception ex)

Medli/Hardware/DiskUtility/MDFS.Physical/MFSU.cs

@@ -321,5 +321,62 @@ public static void CreatePartitions()
                 DiskPartInfo();
             }
         }
+
+        public static void CreatePartitions(IDE[] IDEs)
+        {
+            int PartitionNumber = 0;
+            ulong DisplayCount = SelectedDisk.Disk.BlockCount - 1;
+            MDUtils.WriteLine("How many primary partitions do you want to have? (Max. 4)");
+            do
+            {
+                String nums = MDUtils.ReadLine("Insert number:");
+                PartitionNumber = int.Parse(nums);
+            }
+            while (PartitionNumber == 0 || PartitionNumber > 4);
+
+            uint mbrpos = 446;
+            Byte[] type = new Byte[] { 0x00, 0x00, 0x00, 0x00 };
+            uint[] StartBlock = new uint[] { 1, 0, 0, 0 };
+            uint[] BlockNum = new uint[] { 0, 0, 0, 0 };
+            for (int i = 0; i < PartitionNumber; i++)
+            {
+                // Filesystem type 0xFA (250 DEC)
+                type[i] = 0xFA;
+                String nums = MDUtils.ReadLine("How many blocks for Partition N. " + (i + 1) + "? (Max: " + ((uint)(DisplayCount - (uint)(PartitionNumber - (i + 1)))).ToString() + "): ");
+                uint num = (uint)int.Parse(nums);
+                if (num >= 0 && num <= DisplayCount - (uint)(PartitionNumber - (i + 1)))
+                {
+                    BlockNum[i] = num;
+                    if (i < PartitionNumber - 1)
+                    {
+                        StartBlock[i + 1] = (num) + StartBlock[i];
+                    }
+                    DisplayCount = DisplayCount - (num);
+                }
+                else
+                {
+                    i--;
+                }
+            }
+
+
+            Byte[] data = SelectedDisk.Disk.NewBlockArray(1);
+            SelectedDisk.Disk.ReadBlock(0, 1, data);
+            for (int i = 0; i < 4; i++)
+            {
+                mbrpos += 4;
+                data[mbrpos] = type[i];
+                mbrpos += 4;
+                Byte[] b = BitConverter.GetBytes(StartBlock[i]);
+                Utilities.CopyByteToByte(b, 0, data, (int)mbrpos, b.Length);
+                mbrpos += 4;
+                b = BitConverter.GetBytes(BlockNum[i]);
+                Utilities.CopyByteToByte(b, 0, data, (int)mbrpos, b.Length);
+                mbrpos += 4;
+                SelectedDisk.Disk.WriteBlock(StartBlock[i], 1, SelectedDisk.Disk.NewBlockArray(1));
+            }
+            SelectedDisk.Disk.WriteBlock(0, 1, data);
+            DiskPartInfo();
+        }
     }
 }

Medli/Hardware/DiskUtility/MDFSConsole.cs → Medli/Hardware/DiskUtility/MDUtils.cs

@@ -110,10 +110,20 @@ public static void WriteOnLastLine(String str)
 			WriteLine(s);
 		}
 
-		/// <summary>
-		/// Reads a single key from the input
+        /// <summary>
+		/// Writes a string on the last line of the screeen without creating a new one
 		/// </summary>
-		public static ConsoleKeyInfo ReadAKey()
+		/// <param name="str">The string to write</param>
+		public static void WriteOnLastLine(Char chr)
+        {
+            String str = chr + "";
+            WriteOnLastLine(str);
+        }
+
+        /// <summary>
+        /// Reads a single key from the input
+        /// </summary>
+        public static ConsoleKeyInfo ReadAKey()
 		{
 			ConsoleKeyInfo k = Console.ReadKey(true);
 			if (k.Modifiers == ConsoleModifiers.Alt || k.Modifiers == ConsoleModifiers.Control)

Medli/Kernel.cs

@@ -3,11 +3,59 @@
 using Sys = Cosmos.System;
 using Medli.Common;
 using Medli.System;
+using Medli.System.MDFS;
+using MDFS.Physical;
 
 namespace Medli
 {
     public static partial class Kernel
     {
-		public static List<Service> Services = new List<Service>();	
-	}
+        /// <summary>
+        /// The filesystem object which will allow access to files on MDFS partition
+        /// </summary>
+        public static MDFileSystem fs;
+
+        /// <summary>
+        /// Development bool as to whether or not MDFS is to be used
+        /// </summary>
+        private static bool UseMDFS = true;
+
+        /// <summary>
+        /// List of kernel services
+        /// </summary>
+		public static List<Service> Services = new List<Service>();
+
+        /// <summary>
+        /// The partition that is to be formatted with MDFS
+        /// </summary>
+        private static PrimaryPartition FSPartition;
+        public static void FileSystemINIT()
+        {
+            if (UseMDFS == true)
+            {
+                IDE[] IDEs = IDE.Devices.ToArray();
+                MDFS.MDUtils.WriteLine("Number of IDE disks: " + IDEs.Length);
+                MDFS.MDUtils.WriteLine("Looking for valid partitions...");
+                for (int i = 0; i < IDEs.Length; i++)
+                {
+                    PrimaryPartition[] parts = IDEs[i].PrimaryPartitions;
+                    for (int j = 0; j < parts.Length; j++)
+                    {
+                        if (parts[j].Infos.SystemID == 0xFA)
+                        {
+                            FSPartition = parts[j];
+                        }
+                    }
+                }
+                if (FSPartition == null)
+                {
+                    FS.MFSU();
+                    MDFS.MDUtils.WriteLine("The machine needs to be restarted.");
+                }
+
+                fs = new MDFileSystem(FSPartition);
+                MDFileSystem.MapFS("/", fs);
+            }
+        }
+    }
 }

Medli/Kernel/Commands/Date.cs

@@ -19,7 +19,7 @@ public override string Summary
 
 		public override void Execute(string param)
 		{
-			Medli.Time.printDate();
+			DateTime.printDate();
 		}
 	}
 }

Medli/Kernel/Commands/Time.cs

@@ -18,7 +18,7 @@ public override string Summary
 
 		public override void Execute(string param)
 		{
-			Medli.Time.printTime();
+			DateTime.printTime();
 		}
 	}
 }