Daecheol You has uploaded this change for review. (
https://gem5-review.googlesource.com/c/public/gem5/+/58410 )
Change subject: mem-ruby: add missing response for ReadOnce
......................................................................
mem-ruby: add missing response for ReadOnce
When HNF snoops an RNF with SnpOnce to process
ReadOnce request (e.g. DMA read request),
the RNF can respond with SnpRespData_UC if the cache line is in UC.
Thus, SnpRespData_UC was added to the transition events.
Change-Id: Ife242e75feb9d2451eb99511e21833d9d190a6c3
---
M src/mem/ruby/protocol/chi/CHI-cache-transitions.sm
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/src/mem/ruby/protocol/chi/CHI-cache-transitions.sm
b/src/mem/ruby/protocol/chi/CHI-cache-transitions.sm
index c4eb8ff..2ee61c1 100644
--- a/src/mem/ruby/protocol/chi/CHI-cache-transitions.sm
+++ b/src/mem/ruby/protocol/chi/CHI-cache-transitions.sm
@@ -1065,7 +1065,7 @@
transition(BUSY_BLKD,
{SnpRespData_I_PD,SnpRespData_I,SnpRespData_SC_PD,
- SnpRespData_SC,SnpRespData_SD,SnpRespData_UD,
+ SnpRespData_SC,SnpRespData_SD,SnpRespData_UC,SnpRespData_UD,
SnpRespData_SC_Fwded_SC,SnpRespData_SC_Fwded_SD_PD,
SnpRespData_SC_PD_Fwded_SC,SnpRespData_I_Fwded_SD_PD,
SnpRespData_I_PD_Fwded_SC,SnpRespData_I_Fwded_SC}) {
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: Ife242e75feb9d2451eb99511e21833d9d190a6c3
Gerrit-Change-Number: 58410
Gerrit-PatchSet: 1
Gerrit-Owner: Daecheol You <daecheol....@samsung.com>
Gerrit-MessageType: newchange
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