private 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: " + 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);
}
}
}
private static void Initialize(Ata.ControllerIdEnum aControllerID, Ata.BusPositionEnum aBusPosition)
{
var xIO = aControllerID == Ata.ControllerIdEnum.Primary ? Core.Global.BaseIOGroups.ATA1 : Core.Global.BaseIOGroups.ATA2;
var xATA = new ATA_PIO(xIO, aControllerID, aBusPosition);
if (xATA.DriveType == ATA_PIO.SpecLevel.Null)
{
return;
}
else if (xATA.DriveType == ATA_PIO.SpecLevel.ATA)
{
BlockDevice.Devices.Add(xATA);
Ata.AtaDebugger.Send("ATA device with speclevel ATA found.");
}
else if (xATA.DriveType == ATA_PIO.SpecLevel.ATAPI)
{
var atapi = new ATAPI(xATA);
//TODO: Replace 1000000 with proper size once ATAPI driver implements it
//Add the atapi device to an array so we reorder them to be last
ATAPIDevices.Add(atapi);
ATAPIPartitions.Add(new Partition(atapi, 0, 1000000));
Ata.AtaDebugger.Send("ATA device with speclevel ATAPI found");
return;
}
ScanAndInitPartitions(xATA);
}
public AtaPio(Core.IOGroup.ATA aIO, Ata.ControllerIdEnum aControllerId, Ata.BusPositionEnum aBusPosition)
{
IO = aIO;
mControllerID = aControllerId;
mBusPosition = aBusPosition;
// Disable IRQs, we use polling currently
IO.Control.Byte = 0x02;
mDriveType = DiscoverDrive();
if (mDriveType != SpecLevel.Null)
{
InitDrive();
}
}
private static void Initialize(Ata.ControllerIdEnum aControllerID, Ata.BusPositionEnum aBusPosition)
{
var xIO = aControllerID == Ata.ControllerIdEnum.Primary ? Core.Global.BaseIOGroups.ATA1 : Core.Global.BaseIOGroups.ATA2;
var xATA = new ATA_PIO(xIO, aControllerID, aBusPosition);
if (xATA.DriveType == ATA_PIO.SpecLevel.Null)
{
return;
}
else if (xATA.DriveType == ATA_PIO.SpecLevel.ATA)
{
BlockDevice.Devices.Add(xATA);
Ata.AtaDebugger.Send("ATA device with speclevel ATA found.");
}
else if (xATA.DriveType == ATA_PIO.SpecLevel.ATAPI)
{
var atapi = new ATAPI(xATA);
//TODO: Replace 1000000 with proper size once ATAPI driver implements it
//Add the atapi device to an array so we reorder them to be last
ATAPIPartions.Add(new Partition(atapi, 0, 1000000));
Ata.AtaDebugger.Send("ATA device with speclevel ATAPI found");
return;
}
if (GPT.IsGPTPartition(xATA))
{
var xGPT = new GPT(xATA);
Ata.AtaDebugger.Send("Number of GPT partitions found:");
Ata.AtaDebugger.SendNumber(xGPT.Partitions.Count);
for (int i = 0; i < xGPT.Partitions.Count; i++)
{
var xPart = xGPT.Partitions[i];
if (xPart == null)
{
Console.WriteLine("Null partition found at idx: " + i);
}
else
{
var xPartDevice = new Partition(xATA, xPart.StartSector, xPart.SectorCount);
BlockDevice.Devices.Add(xPartDevice);
Console.WriteLine("Found partition at idx: " + i);
}
}
}
else
{
var xMbrData = new byte[512];
xATA.ReadBlock(0UL, 1U, ref xMbrData);
var xMBR = new MBR(xMbrData);
if (xMBR.EBRLocation != 0)
{
//EBR Detected
var xEbrData = new byte[512];
xATA.ReadBlock(xMBR.EBRLocation, 1U, ref 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);
}
}
Ata.AtaDebugger.Send("Number of MBR partitions found:");
Ata.AtaDebugger.SendNumber(xMBR.Partitions.Count);
int partNumb = 0;
foreach (var part in xMBR.Partitions)
{
if (part == null)
{
Console.WriteLine("Null partition found at idx: " + partNumb);
}
else
{
var xPartDevice = new Partition(xATA, part.StartSector, part.SectorCount);
BlockDevice.Devices.Add(xPartDevice);
Console.WriteLine("Found partition at idx: " + partNumb);
}
partNumb++;
}
}
}
