87 lines
3.0 KiB
Scala
87 lines
3.0 KiB
Scala
// See LICENSE for license details.
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package rocketchip
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import Chisel._
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import scala.collection.mutable.{LinkedHashSet,LinkedHashMap}
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import cde._
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import coreplex._
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import java.io.{File, FileWriter}
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case class ParsedInputNames(
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targetDir: String,
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topProject: String,
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topModuleClass: String,
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configProject: String,
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configs: String) {
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val configClasses: Seq[String] = configs.split('_')
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val fullConfigClasses: Seq[String] = configClasses.map(configProject + "." + _)
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val fullTopModuleClass: String = topProject + "." + topModuleClass
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}
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trait HasGeneratorUtilities {
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def getConfig(names: ParsedInputNames): Config = {
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names.fullConfigClasses.foldRight(new Config()) { case (currentName, config) =>
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val currentConfig = try {
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Class.forName(currentName).newInstance.asInstanceOf[Config]
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} catch {
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case e: java.lang.ClassNotFoundException =>
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throwException(s"""Unable to find part "$currentName" from "${names.configs}", did you misspell it?""", e)
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}
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currentConfig ++ config
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}
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}
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def getParameters(names: ParsedInputNames): Parameters = getParameters(getConfig(names))
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def getParameters(config: Config): Parameters = Parameters.root(config.toInstance)
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import chisel3.internal.firrtl.Circuit
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def elaborate(names: ParsedInputNames, params: Parameters): Circuit = {
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val gen = () =>
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Class.forName(names.fullTopModuleClass)
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.getConstructor(classOf[cde.Parameters])
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.newInstance(params)
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.asInstanceOf[Module]
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Driver.elaborate(gen)
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}
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def writeOutputFile(targetDir: String, fname: String, contents: String): File = {
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val f = new File(targetDir, fname)
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val fw = new FileWriter(f)
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fw.write(contents)
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fw.close
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f
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}
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}
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trait Generator extends App with HasGeneratorUtilities {
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lazy val names = {
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require(args.size == 5, "Usage: sbt> " +
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"run TargetDir TopModuleProjectName TopModuleName ConfigProjectName ConfigNameString")
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ParsedInputNames(
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targetDir = args(0),
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topProject = args(1),
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topModuleClass = args(2),
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configProject = args(3),
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configs = args(4))
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}
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lazy val config = getConfig(names)
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lazy val world = config.toInstance
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lazy val params = Parameters.root(world)
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lazy val circuit = elaborate(names, params)
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}
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object RocketChipGenerator extends Generator {
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val longName = names.topModuleClass + "." + names.configs
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val td = names.targetDir
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Driver.dumpFirrtl(circuit, Some(new File(td, s"$longName.fir"))) // FIRRTL
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TestGeneration.addSuite(new RegressionTestSuite(params(RegressionTestNames)))
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writeOutputFile(td, s"$longName.d", TestGeneration.generateMakefrag) // Coreplex-specific test suites
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writeOutputFile(td, s"$longName.prm", ParameterDump.getDump) // Parameters flagged with Dump()
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writeOutputFile(td, s"${names.configs}.knb", world.getKnobs) // Knobs for DSE
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writeOutputFile(td, s"${names.configs}.cst", world.getConstraints) // Constraints for DSE
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writeOutputFile(td, s"${names.configs}.cfg", params(ConfigString).toString) // String for software
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}
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