build.sbt

import Tests._

lazy val commonSettings = Seq(
    organization := "edu.berkeley.cs",
    version := "1.6",
    scalaVersion := "2.13.10",
    assembly / test := {},
    assembly / assemblyMergeStrategy := { _ match {
        case PathList("META-INF", "MANIFEST.MF") => MergeStrategy.discard
        case _ => MergeStrategy.first}},
    scalacOptions ++= Seq(
        "-deprecation",
        "-unchecked",
        "-Ymacro-annotations"), // fix hierarchy API
    allDependencies := {
        // drop specific maven dependencies in subprojects in favor of Chipyard's version
        val dropDeps = Seq(("edu.berkeley.cs", "rocketchip"))
        allDependencies.value.filterNot { dep =>
        dropDeps.contains((dep.organization, dep.name))
        }
    },
    exportJars := true,
    resolvers ++= Seq(
        Resolver.sonatypeRepo("snapshots"),
        Resolver.sonatypeRepo("releases"),
        Resolver.mavenLocal))

val rocketChipDir = file("generators/rocket-chip")

/**
  * It has been a struggle for us to override settings in subprojects.
  * An example would be adding a dependency to rocketchip on midas's targetutils library,
  * or replacing dsptools's maven dependency on chisel with the local chisel project.
  *
  * This function works around this by specifying the project's root at src/ and overriding
  * scalaSource and resourceDirectory.
  */
def freshProject(name: String, dir: File): Project = {
    Project(id = name, base = dir / "src")
        .settings(
        Compile / scalaSource := baseDirectory.value / "main" / "scala",
        Compile / resourceDirectory := baseDirectory.value / "main" / "resources",
        Test / scalaSource := baseDirectory.value / "test" / "scala",
        )
    }

val chiselVersion = "3.5.5"

lazy val chiselSettings = Seq(
    libraryDependencies ++= Seq("edu.berkeley.cs" %% "chisel3" % chiselVersion,
    "org.apache.commons" % "commons-lang3" % "3.12.0",
    "org.apache.commons" % "commons-text" % "1.9"),
    addCompilerPlugin("edu.berkeley.cs" % "chisel3-plugin" % chiselVersion cross CrossVersion.full))


val chiselTestVersion = "2.5.1"
lazy val chiselTestSettings = Seq(libraryDependencies ++= Seq("edu.berkeley.cs" %% "chisel-iotesters" % chiselTestVersion))

// Subproject definitions begin
// -- Rocket Chip --
// Rocket-chip dependencies (subsumes making RC a RootProject)
lazy val hardfloat  = (project in rocketChipDir / "hardfloat")
    .settings(chiselSettings)
    // .dependsOn(midasTargetUtils)
    .settings(commonSettings)
    .settings(
        libraryDependencies ++= Seq(
        "org.scala-lang" % "scala-reflect" % scalaVersion.value,
        "org.json4s" %% "json4s-jackson" % "3.6.6",
        "org.scalatest" %% "scalatest" % "3.2.0" % "test"
        )
    )

lazy val rocketMacros  = (project in rocketChipDir / "macros")
    .settings(commonSettings)
    .settings(
        libraryDependencies ++= Seq(
        "org.scala-lang" % "scala-reflect" % scalaVersion.value,
        "org.json4s" %% "json4s-jackson" % "3.6.6",
        "org.scalatest" %% "scalatest" % "3.2.0" % "test"
        )
    )

lazy val rocketConfig = (project in rocketChipDir / "api-config-chipsalliance/build-rules/sbt")
    .settings(commonSettings)
    .settings(
        libraryDependencies ++= Seq(
        "org.scala-lang" % "scala-reflect" % scalaVersion.value,
        "org.json4s" %% "json4s-jackson" % "3.6.6",
        "org.scalatest" %% "scalatest" % "3.2.0" % "test"
        )
    )

lazy val rocketchip = freshProject("rocketchip", rocketChipDir)
    .dependsOn(hardfloat, rocketMacros, rocketConfig)
    .settings(commonSettings)
    .settings(chiselSettings)
    .settings(
        libraryDependencies ++= Seq(
        "org.scala-lang" % "scala-reflect" % scalaVersion.value,
        "org.json4s" %% "json4s-jackson" % "3.6.6",
        "org.scalatest" %% "scalatest" % "3.2.0" % "test"
        )
    )
    .settings( // Settings for scalafix
        semanticdbEnabled := true,
        semanticdbVersion := scalafixSemanticdb.revision,
        scalacOptions += "-Ywarn-unused"
    )
lazy val rocketLibDeps = (rocketchip / Keys.libraryDependencies)

lazy val firesimDir = file("sims/firesim/sim/")
lazy val midasTargetUtils = ProjectRef(firesimDir, "targetutils")

lazy val dsptools = freshProject("dsptools", file("./tools/dsptools"))
    .settings(
        chiselSettings,
        chiselTestSettings,
        commonSettings,
        libraryDependencies ++= Seq(
        "org.scalatest" %% "scalatest" % "3.2.+" % "test",
        "org.typelevel" %% "spire" % "0.17.0",
        "org.scalanlp" %% "breeze" % "1.1",
        "junit" % "junit" % "4.13" % "test",
        "org.scalacheck" %% "scalacheck" % "1.14.3" % "test",
    ))

lazy val `api-config-chipsalliance` = freshProject("api-config-chipsalliance", file("./tools/api-config-chipsalliance"))
    .settings(
        commonSettings,
        libraryDependencies ++= Seq(
        "org.scalatest" %% "scalatest" % "3.0.+" % "test",
        "org.scalacheck" %% "scalacheck" % "1.14.3" % "test",
        ))


lazy val `rocket-dsp-utils` = freshProject("rocket-dsp-utils", file("./tools/rocket-dsp-utils"))
    .dependsOn(rocketchip, `api-config-chipsalliance`, dsptools)
    .settings(libraryDependencies ++= rocketLibDeps.value)
    .settings(commonSettings)


// AXI4 memory mapped register
lazy val axi4test = Project("axi4test", file("."))
    .dependsOn(`rocket-dsp-utils`)
    .settings(
        chiselSettings,
        chiselTestSettings,
        commonSettings
    )
    .settings( // Settings for scalafix
        semanticdbEnabled := true,
        semanticdbVersion := scalafixSemanticdb.revision,
        scalacOptions += "-Ywarn-unused"
    )