First pass on using CY make system

fpga/src/main/scala/arty/Config.scala

@@ -47,8 +47,8 @@ class E300DevKitPeripherals extends Config((site, here, up) => {
     I2CParams(address = 0x10016000))
   case PeripheryMockAONKey =>
     MockAONParams(address = 0x10000000)
-  case PeripheryMaskROMKey => List(
-    MaskROMParams(address = 0x10000, name = "BootROM"))
+  case MaskROMLocated(InSubsystem) => List(MaskROMParams(address = 0x10000, name = "BootROM"))
+  case BootROMLocated(InSubsystem) => None
 })
 
 // Freedom E300 Arty Dev Kit Peripherals

fpga/src/main/scala/arty/Platform.scala

@@ -51,6 +51,7 @@ class E300ArtyDevKitPlatformIO(implicit val p: Parameters) extends Bundle {
 //-------------------------------------------------------------------------
 
 class E300ArtyDevKitPlatform(implicit val p: Parameters) extends Module {
+  //val sys = Module(LazyModule(new E300ArtyDevKitSystem).module) This can be DigitalTop?
   val sys = Module(LazyModule(new E300ArtyDevKitSystem).module)
   val io = new E300ArtyDevKitPlatformIO
 

fpga/src/main/scala/arty/System.scala

@@ -31,6 +31,12 @@ class E300ArtyDevKitSystem(implicit p: Parameters) extends RocketSubsystem
     with HasPeripheryGPIO
     with HasPeripheryPWM
     with HasPeripheryI2C {
+  val bootROM  = p(BootROMLocated(location)).map { BootROM.attach(_, this, CBUS) }
+  val maskROMs = p(MaskROMLocated(location)).map { MaskROM.attach(_, this, CBUS) }
+
+  val maskROMResetVectorSourceNode = BundleBridgeSource[UInt]()
+  tileResetVectorNexusNode := maskROMResetVectorSourceNode
+
   override lazy val module = new E300ArtyDevKitSystemModule(this)
 }
 
@@ -45,7 +51,7 @@ class E300ArtyDevKitSystemModule[+L <: E300ArtyDevKitSystem](_outer: L)
     with HasPeripheryMockAONModuleImp
     with HasPeripheryPWMModuleImp
     with HasPeripheryI2CModuleImp {
-  // Reset vector is set to the location of the mask rom
-  val maskROMParams = p(PeripheryMaskROMKey)
-  global_reset_vector := maskROMParams(0).address.U
+
+  // connect reset vector to 1st MaskROM
+  _outer.maskROMResetVectorSourceNode.bundle := p(MaskROMLocated(_outer.location))(0).address.U
 }