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

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//

// Copyright (c) 2010-2018 Antmicro

// Copyright (c) 2011-2015 Realtime Embedded

//

// This file is licensed under the MIT License.

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

//

using Antmicro.Renode.Core;

using Antmicro.Renode.Core.Structure.Registers;

using Antmicro.Renode.Peripherals.Bus;

namespace Antmicro.Renode.Peripherals.Miscellaneous.Betrusted

{

public class EcPower : IDoubleWordPeripheral, IProvidesRegisterCollection<DoubleWordRegisterCollection>, IKnownSize

{

public EcPower(Machine machine)

{

Machine = machine;

RegistersCollection = new DoubleWordRegisterCollection(this);

Registers.POWER.Define32(this)

.WithFlag(0, out Self, FieldMode.Read | FieldMode.Write, name: "SELF")

.WithFlag(1, out SocOn, FieldMode.Read | FieldMode.Write, name: "SOC_ON")

.WithFlag(2, out KbdDrive, FieldMode.Read | FieldMode.Write, name: "KBDDRIVE")

;

Registers.STATS.Define32(this)

.WithFlag(0, out State, FieldMode.Read, name: "STATE")

.WithValueField(1, 2, out MonKey, FieldMode.Read, name: "MONKEY")

;

Reset();

}

public void WriteDoubleWord(long address, uint value)

{

RegistersCollection.Write(address, value);

}

public uint ReadDoubleWord(long offset)

{

return RegistersCollection.Read(offset);

}

public long Size { get { return 4096; } }

public DoubleWordRegisterCollection RegistersCollection { get; private set; }

public void Reset()

{

Self.Value = true;

SocOn.Value = true;

KbdDrive.Value = false;

// Keep the SoC powered "on" to work around power emulation issues

State.Value = true;

MonKey.Value = 0;

}

private readonly Machine Machine;

private IFlagRegisterField Self;

private IFlagRegisterField SocOn;

private IFlagRegisterField KbdDrive;

private IFlagRegisterField State;

private IValueRegisterField MonKey;

private enum Registers

{

POWER = 0x0,

STATS = 0x04,

}

}

}