Node / public / precursor-lxmfchat.git / files / xous-core / emulation / peripherals / TUSB320LAI.cs

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//

// Copyright (c) 2010-2021 Antmicro

//

// This file is licensed under the MIT License.

// Full license text is available in 'licenses/MIT.txt'.

//

using Antmicro.Renode.Logging;

using Antmicro.Renode.Utilities;

using Antmicro.Renode.Peripherals.I2C;

namespace Antmicro.Renode.Peripherals.Mocks.Betrusted

{

public class TUSB320LAI : II2CPeripheral

{

public TUSB320LAI()

{

Reset();

}

public void Write(byte[] data)

{

this.Log(LogLevel.Debug, "Written {0} bytes of data: {1}", data.Length, Misc.PrettyPrintCollectionHex(data));

if (data.Length == 2)

{

this.lastAddress = data[1];

}

buffer = data;

}

public byte[] Read(int count = 1)

{

this.Log(LogLevel.Debug, "Reading {0} bytes", count);

var result = new byte[count];

if (lastAddress == 0)

{

result[0] = 0x30;

}

else if (lastAddress == 1)

{

result[0] = 0x32;

}

else if (lastAddress == 2)

{

result[0] = 0x33;

}

else if (lastAddress == 3)

{

result[0] = 0x42;

}

else if (lastAddress == 4)

{

result[0] = 0x53;

}

else if (lastAddress == 5)

{

result[0] = 0x55;

}

else if (lastAddress == 6)

{

result[0] = 0x54;

}

else if (lastAddress == 7)

{

result[0] = 0x00;

}

else

{

this.Log(LogLevel.Error, "Reading register {0} ({1} bytes)", lastAddress, count);

for (var i = 0; i < result.Length; i++)

{

result[i] = (i < buffer.Length)

? buffer[i]

: (byte)0;

}

}

lastAddress += 1;

return result;

}

public void FinishTransmission()

{

this.Log(LogLevel.Debug, "Finishing transmission");

}

public void Reset()

{

buffer = new byte[0];

}

private byte[] buffer;

private byte lastAddress = 0;

}

}