riscv/rocket-chip
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add pf fault handling

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This commit is contained in:
Yunsup Lee
2012-03-18 15:06:39 -07:00
parent 62ada5ea9e
commit 7493d55d3f
2 changed files with 11 additions and 16 deletions
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4
rocket/src/main/scala/cpu.scala
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@ -50,15 +50,15 @@ class rocketProc(resetSignal: Bool = null) extends Component(resetSignal)
vu.io.vec_tlb_resp.xcpt_ld := chosen_vec && dtlb.io.cpu_resp.xcpt_ld
vu.io.vec_tlb_resp.xcpt_st := chosen_vec && dtlb.io.cpu_resp.xcpt_st
vu.io.vec_tlb_resp.xcpt_pf := Bool(false)
vu.io.vec_tlb_resp.miss := chosen_vec && dtlb.io.cpu_resp.miss
vu.io.vec_tlb_resp.ppn := dtlb.io.cpu_resp.ppn
// vector prefetch doesn't care about exceptions
// and shouldn't cause any anyways
dtlbarb.io.in(DTLB_VPF) <> vu.io.vec_pftlb_req
vu.io.vec_pftlb_resp.xcpt_ld := Bool(false)
vu.io.vec_pftlb_resp.xcpt_st := Bool(false)
vu.io.vec_pftlb_resp.xcpt_pf := chosen_pf && dtlb.io.cpu_resp.xcpt_pf
vu.io.vec_pftlb_resp.miss := chosen_pf && dtlb.io.cpu_resp.miss
vu.io.vec_pftlb_resp.ppn := dtlb.io.cpu_resp.ppn