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AHBToTL: fix an assertion failure on power-0 #2523

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Jun 16, 2020
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AHBToTL: fix an assertion failure on power-0 #2523

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2 changes: 1 addition & 1 deletion src/main/scala/amba/ahb/ToTL.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -145,7 +145,7 @@ class AHBToTL()(implicit p: Parameters) extends LazyModule
// Double-check that the above register has the intended effect since
// this is an additional requirement not tested by third-party VIP.
// hresp(0) && !hreadyout => next cycle has same hrdata value
assert (!RegNext(in.hresp(0) && !in.hreadyout) || RegNext(in.hrdata) === in.hrdata)
assert (!RegNext(in.hresp(0) && !in.hreadyout, false.B) || RegNext(in.hrdata) === in.hrdata)

// In a perfect world, we'd use these signals
val hresp = d_fail || (out.d.valid && (out.d.bits.denied || out.d.bits.corrupt))
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