refactor: merge openllc into coupledl2#498

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Yan-Yiming wants to merge 51 commits intoOpenXiangShan:masterfrom

Yan-Yiming:to-be-pr-0409

Commits on Apr 9, 2026

refactor: CoupledL2
Yan-Yiming
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feat(OpenLLC): initial module, channels, and parameters

Ivyfeather
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Yan-Yiming
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feat(OpenLLC): add TL-test framework and CHI downstream interface

sumailyyc
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Yan-Yiming
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feat(DummyLLC): initial implementation with TestTop

linjuanZ
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Yan-Yiming
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feat(OpenLLC): implement DataStorage, Directory, and data paths

sumailyyc
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Yan-Yiming
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DummyLLC: set `aligned` to true in AXI4MasterParameters and add ReadNoSnp/WriteNoSnp support (OpenXiangShan/OpenLLC#2)

linjuanZ
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Yan-Yiming
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bump utility (OpenXiangShan/OpenLLC#3)

Tang-Haojin
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Yan-Yiming
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feat(OpenLLC): implement core modules (MainPipe, ResponseUnit, SnoopUnit, MemUnit, RefillUnit, XBar, etc.) and bug fixes

sumailyyc
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Yan-Yiming
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feat(OpenLLC): add CHI Issue E.b/B parameter support and display info

Kumonda221-CrO3
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Yan-Yiming
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Opcode: use trait to inherit opcode width from `HasCHIMsgParameters` (OpenXiangShan/OpenLLC#7)

linjuanZ
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Yan-Yiming
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fix(DummyLLC): fix memory write-back behavior

linjuanZ
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Yan-Yiming
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DummyLLC: add system coherency interface (OpenXiangShan/OpenLLC#10)

linjuanZ
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Yan-Yiming
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OpenLLC: add CMO support and fix bug (OpenXiangShan/OpenLLC#11)

sumailyyc
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Yan-Yiming
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feat(OpenLLC): integrate OpenNCB, organize code structure, and add API

sumailyyc
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Yan-Yiming
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chore(TestTop): replace DummyLLC with OpenLLC + OpenNCB in TestTopSoC (OpenXiangShan/OpenLLC#16)

sumailyyc
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Yan-Yiming
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chore(TestTop): set default CHI version to Issue E.b (OpenXiangShan/OpenLLC#18)

Kumonda221-CrO3
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Yan-Yiming
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feat(DataCheck): support dummy DataCheck and Poison (OpenXiangShan/OpenLLC#19)

Kumonda221-CrO3
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Yan-Yiming
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feat(OpenLLC): add support for WriteCleanFull transaction (OpenXiangShan/OpenLLC#21)

sumailyyc
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Yan-Yiming
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feat(OpenLLC): add support for ReadNoSnp transaction (OpenXiangShan/OpenLLC#22)

sumailyyc
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Yan-Yiming
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Revert "feat(OpenLLC): add support for ReadNoSnp transaction (OpenXiangShan/OpenLLC#22)" (OpenXiangShan/OpenLLC#23)

sumailyyc
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Yan-Yiming
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fix(CMO): fix bug where CleanShared prematurely responded before completion (OpenXiangShan/OpenLLC#27)

sumailyyc
authored and
Yan-Yiming
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feat: add handling for non-cache requests (OpenXiangShan/OpenLLC#28)

sumailyyc
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Yan-Yiming
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feat(OpenLLC): add topDownMonitor (OpenXiangShan/OpenLLC#29)

sumailyyc
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Yan-Yiming
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feat(MainPipe, ResponseUnit): support WriteEvictOrEvict transaction (OpenXiangShan/OpenLLC#30)

sumailyyc
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Yan-Yiming
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style: more robust issue isolation (OpenXiangShan/OpenLLC#31)

linjuanZ
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Yan-Yiming
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feat(TopDown): add l3Miss IO for Top-Down (OpenXiangShan/OpenLLC#32)

sinceforYy
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Yan-Yiming
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fix(RefillUnit): modify cancel condition for refillEntry (OpenXiangShan/OpenLLC#33)

sumailyyc
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Yan-Yiming
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feat: add Issue C (OpenXiangShan/OpenLLC#35)

linjuanZ
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Yan-Yiming
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fix(L2PF): add prefetch control from core (OpenXiangShan/OpenLLC#37)

Maxpicca-Li
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Yan-Yiming
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fix(Common): fix DataCheck assign (OpenXiangShan/OpenLLC#39)

Ma-YX
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Yan-Yiming
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fix(Common): fix Poison assign (OpenXiangShan/OpenLLC#40)

Ma-YX
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chore(OpenNCB): enable DataCheck and Poison by default

linjuanZ
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Yan-Yiming
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feat(TestTop): support DataCheck and Poison parameterization (OpenXiangShan/OpenLLC#43)

Kumonda221-CrO3
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Yan-Yiming
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feat(TestTop): enable TL-UL ports (OpenXiangShan/OpenLLC#45)

Kumonda221-CrO3
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Yan-Yiming
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fix(PPA): Remove dontTouch in top module of OpenLLC (OpenXiangShan/OpenLLC#46)

good-circle
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Yan-Yiming
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submodule(OpenNCB): support Issue C (OpenXiangShan/OpenLLC#47)

Kumonda221-CrO3
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Yan-Yiming
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build: bump to chisel 6 and fix deprecation warning (OpenXiangShan/OpenLLC#48)

Tang-Haojin
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Yan-Yiming
committed
feat(TestTop): embedded CHIron CLogB CHI loggers (OpenXiangShan/OpenLLC#55)

Kumonda221-CrO3
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Yan-Yiming
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chore(TestTop): expose AXI port for Memory Backend (OpenXiangShan/OpenLLC#59)

Kumonda221-CrO3
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Yan-Yiming
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feat(LLCParam): fix `parseAddress` in case PAddrBits > CHI Addr width (OpenXiangShan/OpenLLC#60)

linjuanZ
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Yan-Yiming
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feat(TestTop): world time passing IO for CLog.B recording (OpenXiangShan/OpenLLC#62)

Kumonda221-CrO3
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Yan-Yiming
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chore(LinkLayer): comment out effectless assignments (OpenXiangShan/OpenLLC#66)

Tang-Haojin
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Yan-Yiming
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chore(TestTop): disable layered generation for assertions (OpenXiangShan/OpenLLC#71)

Kumonda221-CrO3
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Yan-Yiming
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feat(TestTop): export L2ToL1HInt port (OpenXiangShan/OpenLLC#72)

Kumonda221-CrO3
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Yan-Yiming
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feat(TestTop): performance counter printing (OpenXiangShan/OpenLLC#73)

Kumonda221-CrO3
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Yan-Yiming
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fix(TestTop): add missing PerfCounterOptionsKey parameter (OpenXiangShan/OpenLLC#76)
Yan-Yiming
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refactor: OpenLLC
Yan-Yiming
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build: add openLLC support in Makefile, build.sc, common.sc
Yan-Yiming
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build: split openllc & coupledl2's .sv in build
Yan-Yiming
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refactor: revert utility CHI
Yan-Yiming
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chore: update workflow
Yan-Yiming
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