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VexRiscv
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CsrPlugin redo interface do not need next pc calculation

This commit is contained in:
Charles Papon 2020-02-21 20:01:35 +01:00
parent 4ad1215873
commit 41008551c1
1 changed files with 8 additions and 7 deletions
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15
src/main/scala/vexriscv/plugin/CsrPlugin.scala
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@ -447,9 +447,7 @@ class CsrPlugin(val config: CsrPluginConfig) extends Plugin[VexRiscv] with Excep
if(supervisorGen) {
redoInterface = pcManagerService.createJumpInterface(pipeline.execute)
redoInterface.valid := False
redoInterface.payload.assignDontCare()
redoInterface = pcManagerService.createJumpInterface(pipeline.execute, -1)
}
exceptionPendings = Vec(Bool, pipeline.stages.length)
@ -643,10 +641,13 @@ class CsrPlugin(val config: CsrPluginConfig) extends Plugin[VexRiscv] with Excep
satpAccess(CSR.SATP, 31 -> satp.MODE, 22 -> satp.ASID, 0 -> satp.PPN)
if(supervisorGen) onWrite(CSR.SATP){
execute.arbitration.flushNext := True
redoInterface.valid := True
redoInterface.payload := execute.input(PC) + 4
if(supervisorGen) {
redoInterface.valid := False
redoInterface.payload := decode.input(PC)
onWrite(CSR.SATP){
execute.arbitration.flushNext := True
redoInterface.valid := True
}
}
}
}