wu-arch/chipyard
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Fix support for no-bootROM systems (#1458)

Browse Source
This commit is contained in:
Jerry Zhao
2023-05-03 18:23:36 -07:00
committed by GitHub
parent 1cc5ea5192
commit b05f36df79
1 changed files with 8 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
generators/chipyard/src/main/scala/System.scala
View File

@@ -31,6 +31,14 @@ class ChipyardSystem(implicit p: Parameters) extends ChipyardSubsystem
val bootROM = p(BootROMLocated(location)).map { BootROM.attach(_, this, CBUS) } val bootROM = p(BootROMLocated(location)).map { BootROM.attach(_, this, CBUS) }
val maskROMs = p(MaskROMLocated(location)).map { MaskROM.attach(_, this, CBUS) } val maskROMs = p(MaskROMLocated(location)).map { MaskROM.attach(_, this, CBUS) }
// If there is no bootrom, the tile reset vector bundle will be tied to zero
if (bootROM.isEmpty) {
val fakeResetVectorSourceNode = BundleBridgeSource[UInt]()
InModuleBody { fakeResetVectorSourceNode.bundle := 0.U }
tileResetVectorNexusNode := fakeResetVectorSourceNode
}
override lazy val module = new ChipyardSystemModule(this) override lazy val module = new ChipyardSystemModule(this)
} }