public IMXRT_GPIO(Machine machine) : base(machine, NumberOfPins)
{
locker = new object();
IRQ = new GPIO();
registers = new DoubleWordRegisterCollection(this, BuildRegisterMap());
data = new bool[NumberOfPins];
directionOutNotIn = new bool[NumberOfPins];
interruptEnabled = new bool[NumberOfPins];
interruptRequest = new bool[NumberOfPins];
edgeSelect = new bool[NumberOfPins];
interruptConfig = new InterruptConfig[NumberOfPins];
}
public EOSS3_IntrCtrl(Machine machine) : base(machine, NumberOfGPIOs)
{
gpioManager = new GPIOInterruptManager(GPIOIrq, State);
externalIrqConfig = new [] { SRAMIrq, UARTIrq, TimerIrq, WatchdogIrq,
WatchdogResetIrq, BusTimeoutIrq, FPUIrq, PacketFIFOIrq, ReservedI2SIrq, ReservedAudioIrq,
SPIMasterIrq, ConfigDMAIrq, PMUTimerIrq, ADCIrq, RTCIrq, ResetIrq, FFE0Irq, WatchdogFFEIrq,
ApBootIrq, LDO30Irq, LDO50Irq, ReservedSRAMIrq, LPSDIrq, DMicIrq }.Select((x, i) => new InterruptConfig(x, this, i)).ToArray();
DebugHelper.Assert(externalIrqConfig.Length == NumberOfOtherInterrupts);
// SoftwareIrq2 is connected to nvic0, SoftwareIrq1 is connected to nvic1
softwareInterrupt2Config = new InterruptConfig(SoftwareIrq2, this, 0);
softwareInterrupt1Config = new InterruptConfig(SoftwareIrq1, this, 1);
var gpioReg = new DoubleWordRegister(this);
var gpioRawReg = new DoubleWordRegister(this);
var gpioTypeReg = new DoubleWordRegister(this);
var gpioPolarityReg = new DoubleWordRegister(this);
var gpioEnableM4Reg = new DoubleWordRegister(this);
for (var j = 0; j < NumberOfGPIOs; j++)
{
var i = j;
gpioManager.PinDirection[i] = GPIOInterruptManager.Direction.Input | GPIOInterruptManager.Direction.Output;
gpioReg.DefineFlagField(i, writeCallback: (_, value) => { if (value)
{
gpioManager.ClearInterrupt(i);
}
},
valueProviderCallback: _ => gpioManager.ActiveInterrupts.ElementAt(i),
name: $"GPIO_{i}_INTR");
gpioRawReg.DefineFlagField(i, FieldMode.Read, valueProviderCallback: _ => State[i], name: $"GPIO_{i}_INTR_RAW");
gpioTypeReg.DefineFlagField(i, writeCallback: (_, value) => gpioManager.InterruptType[i] = UpdateGPIOSettings(gpioManager.InterruptType[i], value, null),
valueProviderCallback: _ =>
gpioManager.InterruptType[i] == GPIOInterruptManager.InterruptTrigger.RisingEdge ||
gpioManager.InterruptType[i] == GPIOInterruptManager.InterruptTrigger.FallingEdge,
name: $"GPIO_{i}_INTR_TYPE");
gpioPolarityReg.DefineFlagField(i, writeCallback: (_, value) => gpioManager.InterruptType[i] = UpdateGPIOSettings(gpioManager.InterruptType[i], null, value),
valueProviderCallback: _ =>
gpioManager.InterruptType[i] == GPIOInterruptManager.InterruptTrigger.RisingEdge ||
gpioManager.InterruptType[i] == GPIOInterruptManager.InterruptTrigger.ActiveHigh,
name: $"GPIO_{i}_INTR_POL");
gpioEnableM4Reg.DefineFlagField(i, writeCallback: (_, value) => gpioManager.InterruptEnable[i] = value, valueProviderCallback: _ => gpioManager.InterruptEnable[i], name: $"GPIO_{i}_INTR_EN_M4");
}
var otherInterruptsReg = new DoubleWordRegister(this);
var otherInterruptsEnabledM4Reg = new DoubleWordRegister(this);
for (var j = 0; j < NumberOfOtherInterrupts; ++j)
{
var i = j;
otherInterruptsReg.DefineFlagField(i, valueProviderCallback: _ => externalIrqConfig[i].Active,
writeCallback: (_, value) => { if (value)
{
externalIrqConfig[i].Active = false;
}
}, name: $"OTHER_INTR[{i}]");
externalIrqConfig[i].EnabledField = otherInterruptsEnabledM4Reg.DefineFlagField(i, changeCallback: (_, __) => externalIrqConfig[i].Update(), name: $"OTHER_INTR_EN_M4[{i}]");
}
var regs = new Dictionary <long, DoubleWordRegister>
{
{ (long)Registers.GPIOInterrupt, gpioReg },
