riscv/rocket-chip
1
0
Fork 0
Code Releases Activity

tilelink2: WidthWidget and Fragmenter no longer erase latency

Browse Source
This commit is contained in:
Wesley W. Terpstra
2016-10-12 21:11:32 -07:00
parent 200cf3dd13
commit 54b73aef57
3 changed files with 6 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/main/scala/uncore/tilelink2/Buffer.scala
View File

@ -5,7 +5,7 @@ package uncore.tilelink2
import Chisel._
import chisel3.internal.sourceinfo.SourceInfo
import diplomacy._
import scala.math.max
import scala.math.{min,max}
// pipe is only used if a queue has depth = 1
class TLBuffer(a: Int = 2, b: Int = 2, c: Int = 2, d: Int = 2, e: Int = 2, pipe: Boolean = true) extends LazyModule
@ -17,8 +17,8 @@ class TLBuffer(a: Int = 2, b: Int = 2, c: Int = 2, d: Int = 2, e: Int = 2, pipe:
require (e >= 0)
val node = TLAdapterNode(
clientFn = { seq => seq(0).copy(minLatency = seq(0).minLatency + max(1,b) + max(1,c)) },
managerFn = { seq => seq(0).copy(minLatency = seq(0).minLatency + max(1,a) + max(1,d)) })
clientFn = { seq => seq(0).copy(minLatency = seq(0).minLatency + min(1,b) + min(1,c)) },
managerFn = { seq => seq(0).copy(minLatency = seq(0).minLatency + min(1,a) + min(1,d)) })
lazy val module = new LazyModuleImp(this) {
val io = new Bundle {