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rocket-chip/rocket/src/main/scala/core.scala
2013-09-14 15:31:50 -07:00

46 lines
1.0 KiB
Scala

package rocket
import Chisel._
import uncore.constants.MemoryOpConstants._
import Util._
class RocketIO(implicit conf: RocketConfiguration) extends Bundle
{
val host = new HTIFIO(conf.tl.ln.nClients)
val imem = new CPUFrontendIO()(conf.icache)
val dmem = new HellaCacheIO()(conf.dcache)
val ptw = new DatapathPTWIO().flip
val rocc = new RoCCInterface().flip
}
class Core(implicit conf: RocketConfiguration) extends Module
{
val io = new RocketIO
val ctrl = Module(new Control)
val dpath = Module(new Datapath)
val fpu: FPU = if (conf.fpu) {
val fpu = Module(new FPU(4,6))
dpath.io.fpu <> fpu.io.dpath
ctrl.io.fpu <> fpu.io.ctrl
fpu.io.sfma.valid := Bool(false) // hook these up to coprocessor?
fpu.io.dfma.valid := Bool(false)
fpu
} else null
ctrl.io.dpath <> dpath.io.ctrl
dpath.io.host <> io.host
ctrl.io.imem <> io.imem
dpath.io.imem <> io.imem
ctrl.io.dmem <> io.dmem
dpath.io.dmem <> io.dmem
dpath.io.ptw <> io.ptw
ctrl.io.rocc <> io.rocc
dpath.io.rocc <> io.rocc
}