riscv/rocket-chip
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don't block finish messages when grant'ing

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This commit is contained in:
Yunsup Lee 2015-03-17 17:48:02 -07:00
parent a52a729ab9
commit 4fd01d82b8
1 changed files with 5 additions and 0 deletions
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5
uncore/src/main/scala/cache.scala
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@ -929,6 +929,10 @@ class L2AcquireTracker(trackerId: Int, bankId: Int) extends L2XactTracker {
state := Mux(meta_dirty, s_meta_write,
Mux(io.ignt().requiresAck(), s_inner_finish, s_idle))
}
io.inner.finish.ready := Bool(true)
when(io.inner.finish.valid) {
ifin_cnt := ifin_cnt - Mux(ignt_data_done, UInt(0), UInt(1))
}
}
is(s_meta_write) {
io.meta.write.valid := Bool(true)
@ -942,6 +946,7 @@ class L2AcquireTracker(trackerId: Int, bankId: Int) extends L2XactTracker {
ifin_cnt := ifin_cnt - UInt(1)
when(ifin_cnt <= UInt(1)) { state := s_idle }
}
when(ifin_cnt === UInt(0)) { state := s_idle }
}
}