aaru-dps/Aaru
1
0
Fork 0
mirror of https://github.com/aaru-dps/Aaru.git synced 2025-12-16 19:24:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

* DiscImageChef.Devices/Device/AtaCommands.cs:

Browse Source 
* DiscImageChef.Devices/Device/ScsiCommands.cs:
	* DiscImageChef.Devices/Device/AtapiCommands.cs:
	  Added duration debug printfs.

	* DiscImageChef.Devices/Enums.cs:
	  Corrected device<->host direction.

	* DiscImageChef.Devices/Linux/Command.cs:
	  Corrected device<->host direction.
	Changed to workaround how ATA Pass-Through is really
	  implemented in Linux.

	* DiscImageChef/Commands/DeviceInfo.cs:
	  Added ATA and ATAPI identify commands.
This commit is contained in:
Natalia Portillo
2015-10-15 01:46:31 +01:00
parent 921d27375e
commit 846be0d756
8 changed files with 162 additions and 78 deletions
Download Patch File Download Diff File Expand all files Collapse all files

129
DiscImageChef.Devices/Linux/Command.cs
View File

@@ -112,10 +112,10 @@ namespace DiscImageChef.Devices.Linux
return ScsiIoctlDirection.None;
case Enums.AtaProtocol.PioIn:
case Enums.AtaProtocol.UDmaIn:
return ScsiIoctlDirection.Out;
return ScsiIoctlDirection.In;
case Enums.AtaProtocol.PioOut:
case Enums.AtaProtocol.UDmaOut:
return ScsiIoctlDirection.In;
return ScsiIoctlDirection.Out;
default:
return ScsiIoctlDirection.Unspecified;
}
@@ -133,8 +133,8 @@ namespace DiscImageChef.Devices.Linux
if (buffer == null)
return -1;
byte[] cdb = new byte[12];
cdb[0] = (byte)Enums.ScsiCommands.AtaPassThrough;
byte[] cdb = new byte[16];
cdb[0] = (byte)Enums.ScsiCommands.AtaPassThrough16;
cdb[1] = (byte)(((byte)protocol << 1) & 0x1E);
if (transferRegister != Enums.AtaTransferRegister.NoTransfer &&
protocol != Enums.AtaProtocol.NonData)
@@ -156,38 +156,32 @@ namespace DiscImageChef.Devices.Linux
cdb[2] |= (byte)((int)transferRegister & 0x03);
}
cdb[3] = registers.feature;
cdb[4] = registers.sectorCount;
cdb[5] = registers.sector;
cdb[6] = registers.cylinderHigh;
cdb[7] = registers.cylinderLow;
cdb[8] = registers.deviceHead;
cdb[9] = registers.command;
cdb[2] |= 0x20;
cdb[4] = registers.feature;
cdb[6] = registers.sectorCount;
cdb[8] = registers.sector;
cdb[10] = registers.cylinderLow;
cdb[12] = registers.cylinderHigh;
cdb[13] = registers.deviceHead;
cdb[14] = registers.command;
byte[] senseBuffer;
int error = SendScsiCommand(fd, cdb, ref buffer, out senseBuffer, timeout, AtaProtocolToScsiDirection(protocol), out duration, out sense);
// Now get error registers
byte[] returnCdb = new byte[12];
returnCdb[0] = (byte)Enums.ScsiCommands.AtaPassThrough;
returnCdb[1] = (byte)(((byte)Enums.AtaProtocol.ReturnResponse << 1) & 0x1E);
byte[] returnBuffer = new byte[14];
bool returnSense;
double returnDuration;
SendScsiCommand(fd, returnCdb, ref returnBuffer, out senseBuffer, timeout, ScsiIoctlDirection.In, out returnDuration, out returnSense);
if (returnBuffer[0] != 0x09 && returnBuffer[1] != 0x0C)
if (senseBuffer.Length < 22 || (senseBuffer[8] != 0x09 && senseBuffer[9] != 0x0C))
return error;
errorRegisters.error = returnBuffer[3];
errorRegisters.sectorCount = returnBuffer[5];
errorRegisters.sector = returnBuffer[7];
errorRegisters.cylinderHigh = returnBuffer[9];
errorRegisters.cylinderLow = returnBuffer[11];
errorRegisters.deviceHead = returnBuffer[12];
errorRegisters.status = returnBuffer[13];
errorRegisters.error = senseBuffer[11];
sense |= error != 0;
errorRegisters.sectorCount = senseBuffer[13];
errorRegisters.sector = senseBuffer[15];
errorRegisters.cylinderLow = senseBuffer[17];
errorRegisters.cylinderHigh = senseBuffer[19];
errorRegisters.deviceHead = senseBuffer[20];
errorRegisters.status = senseBuffer[21];
sense = errorRegisters.error != 0 || (errorRegisters.status & 0xA5) != 0;
return error;
}
@@ -204,8 +198,8 @@ namespace DiscImageChef.Devices.Linux
if (buffer == null)
return -1;
byte[] cdb = new byte[12];
cdb[0] = (byte)Enums.ScsiCommands.AtaPassThrough;
byte[] cdb = new byte[16];
cdb[0] = (byte)Enums.ScsiCommands.AtaPassThrough16;
cdb[1] = (byte)(((byte)protocol << 1) & 0x1E);
if (transferRegister != Enums.AtaTransferRegister.NoTransfer &&
protocol != Enums.AtaProtocol.NonData)
@@ -227,38 +221,32 @@ namespace DiscImageChef.Devices.Linux
cdb[2] |= (byte)((int)transferRegister & 0x03);
}
cdb[3] = registers.feature;
cdb[4] = registers.sectorCount;
cdb[5] = registers.lbaLow;
cdb[6] = registers.lbaMid;
cdb[7] = registers.lbaHigh;
cdb[8] = registers.deviceHead;
cdb[9] = registers.command;
cdb[2] |= 0x20;
cdb[4] = registers.feature;
cdb[6] = registers.sectorCount;
cdb[8] = registers.lbaLow;
cdb[10] = registers.lbaMid;
cdb[12] = registers.lbaHigh;
cdb[13] = registers.deviceHead;
cdb[14] = registers.command;
byte[] senseBuffer;
int error = SendScsiCommand(fd, cdb, ref buffer, out senseBuffer, timeout, AtaProtocolToScsiDirection(protocol), out duration, out sense);
// Now get error registers
byte[] returnCdb = new byte[12];
returnCdb[0] = (byte)Enums.ScsiCommands.AtaPassThrough;
returnCdb[1] = (byte)(((byte)Enums.AtaProtocol.ReturnResponse << 1) & 0x1E);
byte[] returnBuffer = new byte[14];
bool returnSense;
double returnDuration;
SendScsiCommand(fd, returnCdb, ref returnBuffer, out senseBuffer, timeout, ScsiIoctlDirection.In, out returnDuration, out returnSense);
if (returnBuffer[0] != 0x09 && returnBuffer[1] != 0x0C)
if (senseBuffer.Length < 22 || (senseBuffer[8] != 0x09 && senseBuffer[9] != 0x0C))
return error;
errorRegisters.error = returnBuffer[3];
errorRegisters.sectorCount = returnBuffer[5];
errorRegisters.lbaLow = returnBuffer[7];
errorRegisters.lbaMid = returnBuffer[9];
errorRegisters.lbaHigh = returnBuffer[11];
errorRegisters.deviceHead = returnBuffer[12];
errorRegisters.status = returnBuffer[13];
errorRegisters.error = senseBuffer[11];
sense |= error != 0;
errorRegisters.sectorCount = senseBuffer[13];
errorRegisters.lbaLow = senseBuffer[15];
errorRegisters.lbaMid = senseBuffer[17];
errorRegisters.lbaHigh = senseBuffer[19];
errorRegisters.deviceHead = senseBuffer[20];
errorRegisters.status = senseBuffer[21];
sense = errorRegisters.error != 0 || (errorRegisters.status & 0xA5) != 0;
return error;
}
@@ -299,6 +287,8 @@ namespace DiscImageChef.Devices.Linux
cdb[2] |= (byte)((int)transferRegister & 0x03);
}
cdb[2] |= 0x20;
cdb[3] = (byte)((registers.feature & 0xFF00) >> 8);
cdb[4] = (byte)(registers.feature & 0xFF);
cdb[5] = (byte)((registers.sectorCount & 0xFF00) >> 8);
@@ -315,26 +305,19 @@ namespace DiscImageChef.Devices.Linux
byte[] senseBuffer;
int error = SendScsiCommand(fd, cdb, ref buffer, out senseBuffer, timeout, AtaProtocolToScsiDirection(protocol), out duration, out sense);
// Now get error registers
byte[] returnCdb = new byte[16];
returnCdb[0] = (byte)Enums.ScsiCommands.AtaPassThrough16;
returnCdb[1] = (byte)(((byte)Enums.AtaProtocol.ReturnResponse << 1) & 0x1E);
byte[] returnBuffer = new byte[14];
bool returnSense;
double returnDuration;
SendScsiCommand(fd, returnCdb, ref returnBuffer, out senseBuffer, timeout, ScsiIoctlDirection.In, out returnDuration, out returnSense);
if (returnBuffer[0] != 0x09 && returnBuffer[1] != 0x0C)
if (senseBuffer.Length < 22 || (senseBuffer[8] != 0x09 && senseBuffer[9] != 0x0C))
return error;
errorRegisters.error = returnBuffer[3];
errorRegisters.error = senseBuffer[11];
errorRegisters.sectorCount = (ushort)((returnBuffer[4] << 8) + returnBuffer[5]);
errorRegisters.lbaLow = (ushort)((returnBuffer[6] << 8) + returnBuffer[7]);
errorRegisters.lbaMid = (ushort)((returnBuffer[8] << 8) + returnBuffer[9]);
errorRegisters.lbaHigh = (ushort)((returnBuffer[10] << 8) + returnBuffer[11]);
errorRegisters.deviceHead = returnBuffer[12];
errorRegisters.status = returnBuffer[13];
errorRegisters.sectorCount = (ushort)((senseBuffer[12] << 8) + senseBuffer[13]);
errorRegisters.lbaLow = (ushort)((senseBuffer[14] << 8) + senseBuffer[15]);
errorRegisters.lbaMid = (ushort)((senseBuffer[16] << 8) + senseBuffer[17]);
errorRegisters.lbaHigh = (ushort)((senseBuffer[18] << 8) + senseBuffer[19]);
errorRegisters.deviceHead = senseBuffer[20];
errorRegisters.status = senseBuffer[21];
sense = errorRegisters.error != 0 || (errorRegisters.status & 0xA5) != 0;
sense |= error != 0;