From 6d960bd9556b00a3fdf18ce8e12f6b213f704ac6 Mon Sep 17 00:00:00 2001
From: KingLuigi4932 <slmanarendo1950@gmail.com>
Date: Fri, 8 Sep 2017 00:13:54 -0700
Subject: [PATCH] Move IDE to a new Location

---
 source/Cosmos.HAL2/Drivers/Controllers/IDE.cs | 65 +++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 source/Cosmos.HAL2/Drivers/Controllers/IDE.cs

diff --git a/source/Cosmos.HAL2/Drivers/Controllers/IDE.cs b/source/Cosmos.HAL2/Drivers/Controllers/IDE.cs
new file mode 100644
index 000000000..f5670029e
--- /dev/null
+++ b/source/Cosmos.HAL2/Drivers/Controllers/IDE.cs
@@ -0,0 +1,65 @@
+using System;
+using Cosmos.HAL.BlockDevice;
+
+namespace Cosmos.HAL.Drivers.PCI.SATA
+{
+    public class IDE
+    {
+        public static void InitAta(Ata.ControllerIdEnum aControllerID, Ata.BusPositionEnum aBusPosition)
+        {
+            var xIO = aControllerID == Ata.ControllerIdEnum.Primary ? Core.Global.BaseIOGroups.ATA1 : Core.Global.BaseIOGroups.ATA2;
+            var xATA = new AtaPio(xIO, aControllerID, aBusPosition);
+            if (xATA.DriveType == AtaPio.SpecLevel.Null)
+            {
+                return;
+            }
+            if (xATA.DriveType == AtaPio.SpecLevel.ATA)
+            {
+                BlockDevice.BlockDevice.Devices.Add(xATA);
+                Ata.AtaDebugger.Send("ATA device with speclevel ATA found.");
+            }
+            else
+            {
+                //Ata.AtaDebugger.Send("ATA device with spec level " + (int)xATA.DriveType +
+                //                     " found, which is not supported!");
+                return;
+            }
+            var xMbrData = new byte[512];
+            xATA.ReadBlock(0UL, 1U, xMbrData);
+            var xMBR = new MBR(xMbrData);
+
+            if (xMBR.EBRLocation != 0)
+            {
+                //EBR Detected
+                var xEbrData = new byte[512];
+                xATA.ReadBlock(xMBR.EBRLocation, 1U, xEbrData);
+                var xEBR = new EBR(xEbrData);
+
+                for (int i = 0; i < xEBR.Partitions.Count; i++)
+                {
+                    //var xPart = xEBR.Partitions[i];
+                    //var xPartDevice = new BlockDevice.Partition(xATA, xPart.StartSector, xPart.SectorCount);
+                    //BlockDevice.BlockDevice.Devices.Add(xPartDevice);
+                }
+            }
+
+            // TODO Change this to foreach when foreach is supported
+            Ata.AtaDebugger.Send("Number of MBR partitions found:");
+            Ata.AtaDebugger.SendNumber(xMBR.Partitions.Count);
+            for (int i = 0; i < xMBR.Partitions.Count; i++)
+            {
+                var xPart = xMBR.Partitions[i];
+                if (xPart == null)
+                {
+                    Console.WriteLine("Null partition found at idx: " + i);
+                }
+                else
+                {
+                    var xPartDevice = new Partition(xATA, xPart.StartSector, xPart.SectorCount);
+                    BlockDevice.BlockDevice.Devices.Add(xPartDevice);
+                    Console.WriteLine("Found partition at idx" + i);
+                }
+            }
+        }
+    }
+}