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rocket-chip/src/main/scala/rocketchip/Configs.scala

291 lines
11 KiB
Scala

// See LICENSE for license details.
package rocketchip
import Chisel._
import junctions._
import rocket._
import uncore.agents._
import uncore.tilelink._
import uncore.devices._
import uncore.converters._
import coreplex._
import scala.math.max
import scala.collection.mutable.{LinkedHashSet, ListBuffer}
import scala.collection.immutable.HashMap
import DefaultTestSuites._
import cde.{Parameters, Config, Dump, Knob, CDEMatchError}
class BasePlatformConfig extends Config (
topDefinitions = { (pname,site,here) =>
type PF = PartialFunction[Any,Any]
def findBy(sname:Any):Any = here[PF](site[Any](sname))(pname)
lazy val internalIOAddrMap: AddrMap = {
val entries = collection.mutable.ArrayBuffer[AddrMapEntry]()
entries += AddrMapEntry("debug", MemSize(4096, MemAttr(AddrMapProt.RWX)))
entries += AddrMapEntry("bootrom", MemSize(4096, MemAttr(AddrMapProt.RX)))
entries += AddrMapEntry("plic", MemRange(0x40000000, 0x4000000, MemAttr(AddrMapProt.RW)))
entries += AddrMapEntry("prci", MemSize(0x4000000, MemAttr(AddrMapProt.RW)))
new AddrMap(entries)
}
lazy val externalAddrMap = new AddrMap(
site(ExtIOAddrMapEntries),
start = BigInt("50000000", 16),
collapse = true)
lazy val globalAddrMap = {
val memBase = 0x80000000L
val memSize = site(ExtMemSize)
val intern = AddrMapEntry("int", internalIOAddrMap)
val extern = AddrMapEntry("ext", externalAddrMap)
val ioMap = if (site(ExportMMIOPort)) AddrMap(intern, extern) else AddrMap(intern)
val addrMap = AddrMap(
AddrMapEntry("io", ioMap),
AddrMapEntry("mem", MemRange(memBase, memSize, MemAttr(AddrMapProt.RWX, true))))
Dump("MEM_BASE", addrMap("mem").start)
addrMap
}
def makeConfigString() = {
val addrMap = globalAddrMap
val plicAddr = addrMap("io:int:plic").start
val prciAddr = addrMap("io:int:prci").start
val plicInfo = site(PLICKey)
val xLen = site(XLen)
val res = new StringBuilder
res append "plic {\n"
res append s" priority 0x${plicAddr.toString(16)};\n"
res append s" pending 0x${(plicAddr + plicInfo.pendingBase).toString(16)};\n"
res append s" ndevs ${plicInfo.nDevices};\n"
res append "};\n"
res append "rtc {\n"
res append s" addr 0x${(prciAddr + PRCI.time).toString(16)};\n"
res append "};\n"
res append "ram {\n"
res append " 0 {\n"
res append s" addr 0x${addrMap("mem").start.toString(16)};\n"
res append s" size 0x${addrMap("mem").size.toString(16)};\n"
res append " };\n"
res append "};\n"
res append "core {\n"
for (i <- 0 until site(NTiles)) {
val isa = s"rv${site(XLen)}im${if (site(UseAtomics)) "a" else ""}${if (site(FPUKey).nonEmpty) "fd" else ""}"
res append s" $i {\n"
res append " 0 {\n"
res append s" isa $isa;\n"
res append s" timecmp 0x${(prciAddr + PRCI.timecmp(i)).toString(16)};\n"
res append s" ipi 0x${(prciAddr + PRCI.msip(i)).toString(16)};\n"
res append s" plic {\n"
res append s" m {\n"
res append s" ie 0x${(plicAddr + plicInfo.enableAddr(i, 'M')).toString(16)};\n"
res append s" thresh 0x${(plicAddr + plicInfo.threshAddr(i, 'M')).toString(16)};\n"
res append s" claim 0x${(plicAddr + plicInfo.claimAddr(i, 'M')).toString(16)};\n"
res append s" };\n"
if (site(UseVM)) {
res append s" s {\n"
res append s" ie 0x${(plicAddr + plicInfo.enableAddr(i, 'S')).toString(16)};\n"
res append s" thresh 0x${(plicAddr + plicInfo.threshAddr(i, 'S')).toString(16)};\n"
res append s" claim 0x${(plicAddr + plicInfo.claimAddr(i, 'S')).toString(16)};\n"
res append s" };\n"
}
res append s" };\n"
res append " };\n"
res append " };\n"
}
res append "};\n"
res append (site(ExtraDevices).makeConfigString(addrMap))
res append '\u0000'
res.toString.getBytes
}
lazy val innerDataBits = 64
lazy val innerDataBeats = (8 * site(CacheBlockBytes)) / innerDataBits
pname match {
//Memory Parameters
case MIFTagBits => Dump("MIF_TAG_BITS", 5)
case MIFDataBits => Dump("MIF_DATA_BITS", 64)
case MIFAddrBits => Dump("MIF_ADDR_BITS",
site(PAddrBits) - site(CacheBlockOffsetBits))
case MIFDataBeats => site(CacheBlockBytes) * 8 / site(MIFDataBits)
case NastiKey => {
Dump("MEM_STRB_BITS", site(MIFDataBits) / 8)
NastiParameters(
dataBits = Dump("MEM_DATA_BITS", site(MIFDataBits)),
addrBits = Dump("MEM_ADDR_BITS", site(PAddrBits)),
idBits = Dump("MEM_ID_BITS", site(MIFTagBits)))
}
case BuildCoreplex => (p: Parameters) => Module(new DefaultCoreplex(p))
case NExtTopInterrupts => 2
case NExtPeripheryInterrupts => site(ExtraDevices).nInterrupts
// Note that PLIC asserts that this is > 0.
case NExtInterrupts => site(NExtTopInterrupts) + site(NExtPeripheryInterrupts)
case AsyncDebugBus => false
case IncludeJtagDTM => false
case AsyncMMIOChannels => false
case ExtraDevices => new EmptyDeviceBlock
case ExtraTopPorts => (p: Parameters) => new Bundle
case ExtMMIOPorts => Nil
case ExtIOAddrMapEntries =>
site(ExtraDevices).addrMapEntries ++ site(ExtMMIOPorts)
case NExtMMIOAXIChannels => 0
case NExtMMIOAHBChannels => 0
case NExtMMIOTLChannels => 0
case ExportMMIOPort => site(ExtraDevices).addrMapEntries.size > 0
case AsyncBusChannels => false
case NExtBusAXIChannels => 0
case NExternalClients => (if (site(NExtBusAXIChannels) > 0) 1 else 0) +
site(ExtraDevices).nClientPorts
case ConnectExtraPorts =>
(out: Bundle, in: Bundle, p: Parameters) => out <> in
case HastiId => "Ext"
case HastiKey("TL") =>
HastiParameters(
addrBits = site(PAddrBits),
dataBits = site(TLKey(site(TLId))).dataBits / site(TLKey(site(TLId))).dataBeats)
case HastiKey("Ext") =>
HastiParameters(
addrBits = site(PAddrBits),
dataBits = site(XLen))
case AsyncMemChannels => false
case NMemoryChannels => Dump("N_MEM_CHANNELS", 1)
case TMemoryChannels => BusType.AXI
case ExtMemSize => Dump("MEM_SIZE", 0x10000000L)
case ConfigString => makeConfigString()
case GlobalAddrMap => globalAddrMap
case _ => throw new CDEMatchError
}})
class BaseConfig extends Config(new BaseCoreplexConfig ++ new BasePlatformConfig)
class DefaultConfig extends Config(new WithBlockingL1 ++ new BaseConfig)
class DefaultL2Config extends Config(new WithL2Cache ++ new BaseConfig)
class DefaultBufferlessConfig extends Config(
new WithBufferlessBroadcastHub ++ new BaseConfig)
class FPGAConfig extends Config (
(pname,site,here) => pname match {
case NAcquireTransactors => 4
case ExportGroundTestStatus => true
case _ => throw new CDEMatchError
}
)
class DefaultFPGAConfig extends Config(new FPGAConfig ++ new BaseConfig)
class DefaultL2FPGAConfig extends Config(
new WithL2Capacity(64) ++ new WithL2Cache ++ new DefaultFPGAConfig)
class PLRUL2Config extends Config(new WithPLRU ++ new DefaultL2Config)
class WithNMemoryChannels(n: Int) extends Config(
(pname,site,here) => pname match {
case NMemoryChannels => Dump("N_MEM_CHANNELS", n)
case _ => throw new CDEMatchError
}
)
class WithExtMemSize(n: Long) extends Config(
(pname,site,here) => pname match {
case ExtMemSize => Dump("MEM_SIZE", n)
case _ => throw new CDEMatchError
}
)
class WithAHB extends Config(
(pname, site, here) => pname match {
case TMemoryChannels => BusType.AHB
case NExtMMIOAHBChannels => 1
})
class WithTL extends Config(
(pname, site, here) => pname match {
case TMemoryChannels => BusType.TL
case NExtMMIOTLChannels => 1
})
class DefaultFPGASmallConfig extends Config(new WithSmallCores ++ new DefaultFPGAConfig)
class DefaultSmallConfig extends Config(new WithSmallCores ++ new BaseConfig)
class DefaultRV32Config extends Config(new WithRV32 ++ new DefaultSmallConfig)
class DualBankConfig extends Config(
new WithNBanksPerMemChannel(2) ++ new BaseConfig)
class DualBankL2Config extends Config(
new WithNBanksPerMemChannel(2) ++ new WithL2Cache ++ new BaseConfig)
class DualChannelConfig extends Config(new WithNMemoryChannels(2) ++ new BaseConfig)
class DualChannelL2Config extends Config(
new WithNMemoryChannels(2) ++ new WithL2Cache ++ new BaseConfig)
class DualChannelDualBankConfig extends Config(
new WithNMemoryChannels(2) ++
new WithNBanksPerMemChannel(2) ++ new BaseConfig)
class DualChannelDualBankL2Config extends Config(
new WithNMemoryChannels(2) ++ new WithNBanksPerMemChannel(2) ++
new WithL2Cache ++ new BaseConfig)
class RoccExampleConfig extends Config(new WithRoccExample ++ new BaseConfig)
class WithMIFDataBits(n: Int) extends Config(
(pname, site, here) => pname match {
case MIFDataBits => Dump("MIF_DATA_BITS", n)
})
class MIF128BitConfig extends Config(
new WithMIFDataBits(128) ++ new BaseConfig)
class MIF32BitConfig extends Config(
new WithMIFDataBits(32) ++ new BaseConfig)
class SmallL2Config extends Config(
new WithNMemoryChannels(2) ++ new WithNBanksPerMemChannel(4) ++
new WithL2Capacity(256) ++ new DefaultL2Config)
class SingleChannelBenchmarkConfig extends Config(new WithL2Capacity(256) ++ new DefaultL2Config)
class DualChannelBenchmarkConfig extends Config(new WithNMemoryChannels(2) ++ new SingleChannelBenchmarkConfig)
class QuadChannelBenchmarkConfig extends Config(new WithNMemoryChannels(4) ++ new SingleChannelBenchmarkConfig)
class OctoChannelBenchmarkConfig extends Config(new WithNMemoryChannels(8) ++ new SingleChannelBenchmarkConfig)
class EightChannelConfig extends Config(new WithNMemoryChannels(8) ++ new BaseConfig)
class SplitL2MetadataTestConfig extends Config(new WithSplitL2Metadata ++ new DefaultL2Config)
class DualCoreConfig extends Config(
new WithNCores(2) ++ new WithL2Cache ++ new BaseConfig)
class TinyConfig extends Config(
new WithRV32 ++ new WithSmallCores ++
new WithStatelessBridge ++ new BaseConfig)
class WithTestRAM extends Config(
(pname, site, here) => pname match {
case ExtraDevices => {
class TestRAMDevice extends DeviceBlock {
val ramSize = 0x1000
def nClientPorts = 0
def addrMapEntries = Seq(
AddrMapEntry("testram", MemSize(ramSize, MemAttr(AddrMapProt.RW))))
def builder(
mmioPorts: HashMap[String, ClientUncachedTileLinkIO],
clientPorts: Seq[ClientUncachedTileLinkIO],
interrupts: Seq[Bool],
extra: Bundle, p: Parameters) {
val testram = Module(new TileLinkTestRAM(ramSize)(p))
testram.io <> mmioPorts("testram")
}
}
new TestRAMDevice
}
}
)
class WithAsyncDebug extends Config (
(pname, site, here) => pname match {
case AsyncDebugBus => true
}
)
class WithJtagDTM extends Config (
(pname, site, here) => pname match {
case IncludeJtagDTM => true
}
)