[rockett1] draft Testbench

elaborator/src/Main.scala

@@ -7,6 +7,7 @@ import mainargs._
 import org.chipsalliance.t1.rtl.T1Parameter
 import org.chipsalliance.rocketv.RocketTileParameter
 import chisel3.panamalib.option._
+import org.chipsalliance.t1.tile.T1RocketTileParameter
 
 object Main {
   implicit object PathRead extends TokensReader.Simple[os.Path] {
@@ -74,6 +75,13 @@ object Main {
     def parameter: RocketTileParameter = generator.parameter
   }
 
+  case class T1RocketConfig(
+                           @arg(name = "t1rocket-config", short = 'c') rocketConfig: os.Path) {
+    def generator = upickle.default
+      .read[chisel3.experimental.SerializableModuleGenerator[org.chipsalliance.t1.tile.T1RocketTile, org.chipsalliance.t1.tile.T1RocketTileParameter]](ujson.read(os.read(rocketConfig)))
+    def parameter: T1RocketTileParameter = generator.parameter
+  }
+
   implicit def ipConfig: ParserForClass[IPConfig] = ParserForClass[IPConfig]
   implicit def rocketConfig: ParserForClass[RocketConfig] = ParserForClass[RocketConfig]
 
@@ -87,6 +95,9 @@ object Main {
   @main def rocketemu(elaborateConfig: ElaborateConfig, rocketConfig: RocketConfig): Unit = elaborateConfig.elaborate(() =>
     new org.chipsalliance.t1.rocketv.TestBench(rocketConfig.generator)
   )
+  @main def t1rocketemu(elaborateConfig: ElaborateConfig, t1rocketConfig: T1RocketConfig): Unit = elaborateConfig.elaborate(() =>
+    new org.chipsalliance.t1.t1rocketemu.TestBench(t1rocketConfig.generator)
+  )
   // format: on
 
   def main(args: Array[String]): Unit = ParserForMethods(this).runOrExit(args)

t1rocketemu/src/TestBench.scala

@@ -0,0 +1,76 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2022 Jiuyang Liu <liu@jiuyang.me>
+
+package org.chipsalliance.t1.t1rocketemu
+
+import chisel3.experimental.{BaseModule, ExtModule, SerializableModuleGenerator}
+import chisel3.util.HasExtModuleInline
+import chisel3.{Bool, ImplicitClock, ImplicitReset, Module, Output, RawModule}
+import org.chipsalliance.t1.tile.{T1RocketTile, T1RocketTileParameter}
+
+class TestBench(generator: SerializableModuleGenerator[T1RocketTile, T1RocketTileParameter])
+  extends RawModule
+    with ImplicitClock
+    with ImplicitReset {
+  val clockGen = Module(new ExtModule with HasExtModuleInline {
+
+    override def desiredName = "ClockGen"
+    setInline(
+      s"$desiredName.sv",
+      s"""module $desiredName(output reg clock, output reg reset);
+         |  export "DPI-C" function dump_wave;
+         |  function dump_wave(input string file);
+         |`ifdef VCS
+         |    $$fsdbDumpfile(file);
+         |    $$fsdbDumpvars("+all");
+         |    $$fsdbDumpon;
+         |`endif
+         |`ifdef VERILATOR
+         |    $$dumpfile(file);
+         |    $$dumpvars(0);
+         |`endif
+         |  endfunction;
+         |
+         |  import "DPI-C" context function void t1_cosim_init();
+         |  initial begin
+         |    t1_cosim_init();
+         |    clock = 1'b0;
+         |    reset = 1'b1;
+         |  end
+         |  initial #(11) reset = 1'b0;
+         |  always #10 clock = ~clock;
+         |endmodule
+         |""".stripMargin
+    )
+    val clock = IO(Output(Bool()))
+    val reset = IO(Output(Bool()))
+  })
+  def clock = clockGen.clock.asClock
+  def reset = clockGen.reset
+  override def implicitClock = clockGen.clock.asClock
+  override def implicitReset = clockGen.reset
+  val dut: T1RocketTile with BaseModule = Module(generator.module())
+  dut.io.clock := clock
+  dut.io.reset := reset
+  dut.io.hartid
+  dut.io.resetVector
+  dut.io.debug
+  dut.io.mtip
+  dut.io.msip
+  dut.io.meip
+  dut.io.seip
+  dut.io.lip
+  dut.io.nmi
+  dut.io.nmiInterruptVector
+  dut.io.nmiIxceptionVector
+  dut.io.buserror
+  dut.io.wfi
+  dut.io.halt
+  dut.io.instructionFetchAXI
+  dut.io.itimAXI
+  dut.io.loadStoreAXI
+  dut.io.dtimAXI
+  dut.io.dtimAXI
+  dut.io.highBandwidthAXI
+  dut.io.highOutstandingAXI
+}