Add WithSystemBusWidth fragment
package chipyard.config
import freechips.rocketchip.config.{Config}
-import freechips.rocketchip.subsystem.{BankedL2Key, CoherenceManagerWrapper}
+import freechips.rocketchip.subsystem.{SystemBusKey, BankedL2Key, CoherenceManagerWrapper}
// Replaces the L2 with a broadcast manager for maintaining coherence
class WithBroadcastManager extends Config((site, here, up) => {
case BankedL2Key => up(BankedL2Key, site).copy(coherenceManager = CoherenceManagerWrapper.broadcastManager)
})
+class WithSystemBusWidth(bitWidth: Int) extends Config((site, here, up) => {
+ case SystemBusKey => up(SystemBusKey, site).copy(beatBytes=bitWidth/8)
+})
