package net.mograsim.logic.model.am2900.machine;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.function.Consumer;
+
import net.mograsim.logic.core.components.CoreClock;
import net.mograsim.logic.core.timeline.Timeline;
import net.mograsim.logic.core.types.Bit;
import net.mograsim.logic.core.types.BitVector;
+import net.mograsim.logic.model.am2900.machine.registers.Am2900Register;
+import net.mograsim.logic.model.am2900.machine.registers.muInstrRegister;
import net.mograsim.logic.model.model.LogicModel;
import net.mograsim.logic.model.model.LogicModelModifiable;
import net.mograsim.logic.model.model.components.ModelComponent;
import net.mograsim.logic.model.serializing.IndirectModelComponentCreator;
import net.mograsim.machine.Machine;
import net.mograsim.machine.MachineDefinition;
-import net.mograsim.machine.MainMemory;
-import net.mograsim.machine.Register;
import net.mograsim.machine.mi.AssignableMicroInstructionMemory;
import net.mograsim.machine.mi.MicroInstruction;
import net.mograsim.machine.mi.MicroInstructionDefinition;
import net.mograsim.machine.mi.StandardMicroInstructionMemory;
import net.mograsim.machine.mi.parameters.MicroInstructionParameter;
import net.mograsim.machine.mi.parameters.ParameterClassification;
+import net.mograsim.machine.registers.Register;
+import net.mograsim.machine.registers.RegisterGroup;
+import net.mograsim.machine.standard.memory.AssignableMainMemory;
import net.mograsim.machine.standard.memory.WordAddressableMemory;
public class Am2900Machine implements Machine
{
- private Am2900MachineDefinition machineDefinition;
+ private AbstractAm2900MachineDefinition machineDefinition;
private LogicModelModifiable logicModel;
private ModelComponent am2900;
private Timeline timeline;
- private MainMemory mainMemory;
+ private AssignableMainMemory mainMemory;
private AssignableMicroInstructionMemory instMemory;
private CoreClock clock;
+ private long activeInstructionAddress;
+
+ private final Set<ActiveMicroInstructionChangedListener> amicListeners;
- public Am2900Machine(LogicModelModifiable model, Am2900MachineDefinition am2900MachineDefinition)
+ public Am2900Machine(LogicModelModifiable model, AbstractAm2900MachineDefinition am2900MachineDefinition)
{
this.machineDefinition = am2900MachineDefinition;
this.logicModel = model;
this.am2900 = IndirectModelComponentCreator.createComponent(logicModel,
"resloader:Am2900Loader:jsonres:net/mograsim/logic/model/am2900/components/Am2900.json", "Am2900");
+ this.amicListeners = new HashSet<>();
+
CoreModelParameters params = new CoreModelParameters();
params.gateProcessTime = 50;
+ params.hardcodedComponentProcessTime = params.gateProcessTime * 5;
params.wireTravelTime = 10;
- mainMemory = new WordAddressableMemory(am2900MachineDefinition.getMainMemoryDefinition());
+ mainMemory = new AssignableMainMemory(new WordAddressableMemory(am2900MachineDefinition.getMainMemoryDefinition()));
instMemory = new AssignableMicroInstructionMemory(
new StandardMicroInstructionMemory(am2900MachineDefinition.getMicroInstructionMemoryDefinition()));
timeline = LogicCoreAdapter.convert(logicModel, params);
am2900.setHighLevelState("ram.memory_binding", mainMemory);
am2900.setHighLevelState("mpm.memory_binding", instMemory);
clock = logicModel.getComponentBySubmodelPath("Am2900.Clock#0", ModelClock.class).getClock();
+ clock.registerObserver(c ->
+ {
+ if (clock.isOn())
+ {
+ long oldAddress = activeInstructionAddress;
+ activeInstructionAddress = getCurrentMicroInstructionAddress();
+ notifyActiveMicroInstructionChangedListeners(oldAddress, activeInstructionAddress);
+ }
+ });
}
@Override
@Override
public void reset()
{
- logicModel.getComponentByName("Am2900").setHighLevelState("c.out", BitVector.of(Bit.ZERO));
MicroInstructionDefinition muiDef = getDefinition().getMicroInstructionMemoryDefinition().getMicroInstructionDefinition();
ParameterClassification[] paramClassifications = muiDef.getParameterClassifications();
MicroInstructionParameter[] defaultParams = muiDef.createDefaultInstruction().getParameters();
defaultParams[19] = paramClassifications[19].parse("JZ");
MicroInstruction jzMI = MicroInstruction.create(defaultParams);
- logicModel.getComponentByName("Am2900").setHighLevelState("muir_2.q", jzMI.toBitVector());
+ am2900.setHighLevelState("muir_2.q", jzMI.toBitVector());
+ Bit regsValue = machineDefinition.strict ? Bit.U : Bit.ZERO;
+ setRegistersTo(machineDefinition.getUnsortedRegisters(), regsValue);
+ setRegisterGroupTo(machineDefinition.getRegisterGroups(), regsValue);
+ // TODO reset latches?
+ }
+
+ private void setRegistersTo(List<Register> registers, Bit value)
+ {
+ for (Register r : registers)
+ if (r != muInstrRegister.instance)// don't reset; sometimes causes a glitch
+ setRegister(r, BitVector.of(value, r.getWidth()));
+ }
+
+ private void setRegisterGroupTo(List<RegisterGroup> registerGroups, Bit value)
+ {
+ for (RegisterGroup rg : registerGroups)
+ {
+ setRegistersTo(rg.getRegisters(), value);
+ setRegisterGroupTo(rg.getSubGroups(), value);
+ }
}
@Override
@Override
public BitVector getRegister(Register r)
{
- // TODO Auto-generated method stub
- return null;
+ return castAm2900Register(r).read(am2900);
}
@Override
public void setRegister(Register r, BitVector value)
{
- // TODO Auto-generated method stub
+ castAm2900Register(r).write(am2900, value);
+ }
+ @Override
+ public void addRegisterListener(Register r, Consumer<BitVector> listener)
+ {
+ castAm2900Register(r).addListener(am2900, listener);
+ }
+
+ @Override
+ public void removeRegisterListener(Register r, Consumer<BitVector> listener)
+ {
+ castAm2900Register(r).removeListener(am2900, listener);
+ }
+
+ private static Am2900Register castAm2900Register(Register r)
+ {
+ if (r instanceof Am2900Register)
+ return (Am2900Register) r;
+ throw new IllegalArgumentException("Not a register of an Am2900Machine: " + r);
}
@Override
- public MainMemory getMainMemory()
+ public AssignableMainMemory getMainMemory()
{
return mainMemory;
}
{
return instMemory;
}
+
+ @Override
+ public long getActiveMicroInstructionAddress()
+ {
+ return activeInstructionAddress;
+ }
+
+ private long getCurrentMicroInstructionAddress()
+ {
+ BitVector vector = (BitVector) am2900.getHighLevelState("mpm_address");
+ return vector.isBinary() ? vector.getUnsignedValueLong() : -1;
+ }
+
+ @Override
+ public void addActiveMicroInstructionChangedListener(ActiveMicroInstructionChangedListener listener)
+ {
+ amicListeners.add(listener);
+ }
+
+ @Override
+ public void removeActiveMicroInstructionChangedListener(ActiveMicroInstructionChangedListener listener)
+ {
+ amicListeners.remove(listener);
+ }
+
+ private void notifyActiveMicroInstructionChangedListeners(long oldAddress, long newAddress)
+ {
+ amicListeners.forEach(l -> l.instructionChanged(oldAddress, newAddress));
+ }
}
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