riscv/rocket-chip
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fix bug in coherence hub, specifically in abort handling logic

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This commit is contained in:
Yunsup Lee 2012-03-20 00:18:32 -07:00
parent c036fff79c
commit 56cb9b7a63
1 changed files with 3 additions and 3 deletions
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6
rocket/src/main/scala/coherence.scala
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@ -648,9 +648,9 @@ class CoherenceHubBroadcast(ntiles: Int) extends CoherenceHub(ntiles) with FourS
is(s_abort_drain) { // raises x_init_data.ready below
when(x_init_data.valid) {
abort_cnt := abort_cnt + UFix(1)
}
when(abort_cnt === ~UFix(0, width = log2up(REFILL_CYCLES))) {
abort_state_arr(j) := s_abort_send
when(abort_cnt === ~UFix(0, width = log2up(REFILL_CYCLES))) {
abort_state_arr(j) := s_abort_send
}
}
}
is(s_abort_send) { // nothing is dequeued for now