riscv/rocket-chip
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extra devices should get elaborated in a single build function

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This commit is contained in:
Howard Mao
2016-08-19 18:26:34 -07:00
parent 8d6f080ed0
commit f9ea14b4c2
4 changed files with 74 additions and 75 deletions
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37
src/main/scala/rocketchip/Configs.scala
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@ -12,6 +12,7 @@ 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}
@ -93,13 +94,7 @@ class BasePlatformConfig extends Config (
res append " };\n"
}
res append "};\n"
for (device <- site(ExtraDevices)) {
if (device.hasMMIOPort) {
val deviceName = device.addrMapEntry.name
val deviceRegion = addrMap("io:ext:" + deviceName)
res.append(device.makeConfigString(deviceRegion))
}
}
res append (site(ExtraDevices).makeConfigString(addrMap))
res append '\u0000'
res.toString.getBytes
}
@ -123,22 +118,19 @@ class BasePlatformConfig extends Config (
case NExtInterrupts => 2
case AsyncDebugBus => false
case AsyncMMIOChannels => false
case ExtraDevices => Nil
case ExtraDevices => new EmptyDeviceBlock
case ExtraTopPorts => (p: Parameters) => new Bundle
case ExtMMIOPorts => Nil
case ExtIOAddrMapEntries =>
site(ExtraDevices)
.filter(_.hasMMIOPort)
.map(_.addrMapEntry) ++
site(ExtMMIOPorts)
site(ExtraDevices).addrMapEntries ++ site(ExtMMIOPorts)
case NExtMMIOAXIChannels => 0
case NExtMMIOAHBChannels => 0
case NExtMMIOTLChannels => 0
case ExportMMIOPort => (site(ExtraDevices).filter(_.hasMMIOPort).size + site(ExtMMIOPorts).size) > 0
case ExportMMIOPort => site(ExtraDevices).addrMapEntries.size > 0
case AsyncBusChannels => false
case NExtBusAXIChannels => 0
case NExternalClients => (if (site(NExtBusAXIChannels) > 1) 1 else 0) +
site(ExtraDevices).filter(_.hasClientPort).size
site(ExtraDevices).nClientPorts
case ConnectExtraPorts =>
(out: Bundle, in: Bundle, p: Parameters) => out <> in
@ -261,20 +253,19 @@ class TinyConfig extends Config(
class WithTestRAM extends Config(
(pname, site, here) => pname match {
case ExtraDevices => {
class TestRAMDevice extends Device {
class TestRAMDevice extends DeviceBlock {
val ramSize = 0x1000
def hasClientPort = false
def hasMMIOPort = true
def nClientPorts = 0
def addrMapEntries = Seq(
AddrMapEntry("testram", MemSize(ramSize, MemAttr(AddrMapProt.RW))))
def builder(
mmioPort: Option[ClientUncachedTileLinkIO],
clientPort: Option[ClientUncachedTileLinkIO],
mmioPorts: HashMap[String, ClientUncachedTileLinkIO],
clientPorts: Seq[ClientUncachedTileLinkIO],
extra: Bundle, p: Parameters) {
val testram = Module(new TileLinkTestRAM(ramSize)(p))
testram.io <> mmioPort.get
testram.io <> mmioPorts("testram")
}
override def addrMapEntry =
AddrMapEntry("testram", MemSize(ramSize, MemAttr(AddrMapProt.RW)))
}
Seq(new TestRAMDevice)
new TestRAMDevice
}
})