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[system] Comment on hart-ordering restriction

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This commit is contained in:
Jerry Zhao
2019-10-07 17:27:47 -07:00
committed by GitHub
parent 543ed91ff1
commit 5940dfff14
1 changed files with 2 additions and 0 deletions
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generators/utilities/src/main/scala/Subsystem.scala
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@@ -46,6 +46,8 @@ trait HasBoomAndRocketTiles extends HasTiles
// Note that we also inject new nodes into the tile itself, // Note that we also inject new nodes into the tile itself,
// also based on the crossing type. // also based on the crossing type.
// This MUST be performed in order of hartid // This MUST be performed in order of hartid
// There is something weird with registering tile-local interrupt controllers to the CLINT.
// TODO: investigate why
val tiles = allTilesInfo.sortWith(_._1.hartId < _._1.hartId).map { val tiles = allTilesInfo.sortWith(_._1.hartId < _._1.hartId).map {
case (param, crossing) => { case (param, crossing) => {
val (tile, rocketLogicalTree) = param match { val (tile, rocketLogicalTree) = param match {