Files
chipyard/fpga/src/main/scala/arty100t/Configs.scala
2023-12-20 08:43:35 -08:00

63 lines
2.4 KiB
Scala

// See LICENSE for license details.
package chipyard.fpga.arty100t
import org.chipsalliance.cde.config._
import freechips.rocketchip.subsystem._
import freechips.rocketchip.devices.debug._
import freechips.rocketchip.devices.tilelink._
import freechips.rocketchip.diplomacy._
import freechips.rocketchip.system._
import freechips.rocketchip.tile._
import sifive.blocks.devices.uart._
import sifive.fpgashells.shell.{DesignKey}
import testchipip.{SerialTLKey}
import chipyard.{BuildSystem}
// don't use FPGAShell's DesignKey
class WithNoDesignKey extends Config((site, here, up) => {
case DesignKey => (p: Parameters) => new SimpleLazyModule()(p)
})
// By default, this uses the on-board USB-UART for the TSI-over-UART link
// The PMODUART HarnessBinder maps the actual UART device to JD pin
class WithArty100TTweaks(freqMHz: Double = 50) extends Config(
new WithArty100TPMODUART ++
new WithArty100TUARTTSI ++
new WithArty100TDDRTL ++
new WithArty100TJTAG ++
new WithNoDesignKey ++
new testchipip.WithUARTTSIClient ++
new chipyard.harness.WithSerialTLTiedOff ++
new chipyard.harness.WithHarnessBinderClockFreqMHz(freqMHz) ++
new chipyard.config.WithMemoryBusFrequency(freqMHz) ++
new chipyard.config.WithFrontBusFrequency(freqMHz) ++
new chipyard.config.WithSystemBusFrequency(freqMHz) ++
new chipyard.config.WithPeripheryBusFrequency(freqMHz) ++
new chipyard.config.WithControlBusFrequency(freqMHz) ++
new chipyard.config.WithOffchipBusFrequency(freqMHz) ++
new chipyard.harness.WithAllClocksFromHarnessClockInstantiator ++
new chipyard.clocking.WithPassthroughClockGenerator ++
new chipyard.config.WithTLBackingMemory ++ // FPGA-shells converts the AXI to TL for us
new freechips.rocketchip.subsystem.WithExtMemSize(BigInt(256) << 20) ++ // 256mb on ARTY
new freechips.rocketchip.subsystem.WithoutTLMonitors)
class RocketArty100TConfig extends Config(
new WithArty100TTweaks ++
new chipyard.config.WithBroadcastManager ++ // no l2
new chipyard.RocketConfig)
class NoCoresArty100TConfig extends Config(
new WithArty100TTweaks ++
new chipyard.config.WithBroadcastManager ++ // no l2
new chipyard.NoCoresConfig)
// This will fail to close timing above 50 MHz
class BringupArty100TConfig extends Config(
new WithArty100TSerialTLToGPIO ++
new WithArty100TTweaks(freqMHz = 50) ++
new testchipip.WithSerialTLClockDirection(provideClockFreqMHz = Some(50)) ++
new chipyard.ChipBringupHostConfig)