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Unify multi-node btw chipyard/firechip | unify harness clocking

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This commit is contained in:
Jerry Zhao
2023-05-12 08:21:18 -07:00
parent 0cbca54e19
commit 607c2b5a73
31 changed files with 441 additions and 634 deletions
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16
fpga/src/main/scala/vc707/Configs.scala
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@@ -18,7 +18,7 @@ import sifive.fpgashells.shell.xilinx.{VC7074GDDRSize}
import testchipip.{SerialTLKey}
import chipyard.{BuildSystem, ExtTLMem}
import chipyard.harness.{DefaultClockFrequencyKey}
import chipyard.harness._
class WithDefaultPeripherals extends Config((site, here, up) => {
case PeripheryUARTKey => List(UARTParams(address = BigInt(0x64000000L)))
@@ -29,7 +29,7 @@ class WithSystemModifications extends Config((site, here, up) => {
case DTSTimebase => BigInt{(1e6).toLong}
case BootROMLocated(x) => up(BootROMLocated(x), site).map { p =>
// invoke makefile for sdboot
val freqMHz = (site(DefaultClockFrequencyKey) * 1e6).toLong
val freqMHz = (site(SystemBusKey).dtsFrequency.get / (1000 * 1000)).toLong
val make = s"make -C fpga/src/main/resources/vc707/sdboot PBUS_CLK=${freqMHz} bin"
require (make.! == 0, "Failed to build bootrom")
p.copy(hang = 0x10000, contentFileName = s"./fpga/src/main/resources/vc707/sdboot/build/sdboot.bin")
@@ -39,6 +39,15 @@ class WithSystemModifications extends Config((site, here, up) => {
})
class WithVC707Tweaks extends Config (
// clocking
new chipyard.harness.WithAllClocksFromHarnessClockInstantiator ++
new chipyard.clocking.WithPassthroughClockGenerator ++
new chipyard.config.WithMemoryBusFrequency(50.0) ++
new chipyard.config.WithSystemBusFrequency(50.0) ++
new chipyard.config.WithPeripheryBusFrequency(50.0) ++
new chipyard.harness.WithHarnessBinderClockFreqMHz(50) ++
new WithFPGAFrequency(50) ++ // default 50MHz freq
// harness binders
new chipyard.harness.WithAllClocksFromHarnessClockInstantiator ++
new WithVC707UARTHarnessBinder ++
@@ -54,8 +63,7 @@ class WithVC707Tweaks extends Config (
new WithSystemModifications ++ // setup busses, use sdboot bootrom, setup ext. mem. size
new chipyard.config.WithNoDebug ++ // remove debug module
new freechips.rocketchip.subsystem.WithoutTLMonitors ++
new freechips.rocketchip.subsystem.WithNMemoryChannels(1) ++
new WithFPGAFrequency(50) // default 50MHz freq
new freechips.rocketchip.subsystem.WithNMemoryChannels(1)
)
class RocketVC707Config extends Config (