1
0

Don't route PLIC interrupts through PRCI

The PLIC is local to the Coreplex, and PRCI should not be.
This commit is contained in:
Andrew Waterman
2016-09-13 16:25:31 -07:00
parent 38b13da2f4
commit 5566bf1b13
5 changed files with 34 additions and 36 deletions

View File

@ -13,21 +13,11 @@ import cde.{Parameters, Field}
/** Number of tiles */
case object NTiles extends Field[Int]
class PRCIInterrupts extends Bundle {
val meip = Bool()
val seip = Bool()
val debug = Bool()
}
class PRCITileIO(implicit p: Parameters) extends Bundle {
val reset = Bool(OUTPUT)
val id = UInt(OUTPUT, log2Up(p(NTiles)))
val interrupts = {
val result = new PRCIInterrupts {
val mtip = Bool()
val msip = Bool()
}
result.asOutput
val interrupts = new Bundle {
val mtip = Bool()
val msip = Bool()
}
override def cloneType: this.type = new PRCITileIO().asInstanceOf[this.type]
@ -47,7 +37,6 @@ class PRCI(implicit val p: Parameters) extends Module
with HasTileLinkParameters
with HasAddrMapParameters {
val io = new Bundle {
val interrupts = Vec(p(NTiles), new PRCIInterrupts).asInput
val tl = new ClientUncachedTileLinkIO().flip
val tiles = Vec(p(NTiles), new PRCITileIO)
val rtcTick = Bool(INPUT)
@ -84,10 +73,9 @@ class PRCI(implicit val p: Parameters) extends Module
}
for ((tile, i) <- io.tiles zipWithIndex) {
tile.interrupts := io.interrupts(i)
tile.interrupts.msip := ipi(i)(0)
tile.interrupts.mtip := time >= timecmp(i)
tile.id := UInt(i)
tile.reset := reset
}
// TODO generalize these to help other TL slaves