- 23 12月, 2021 1 次提交
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由 Jay 提交于
* IPrefetch: fix prefetchPtr stop problem * This problem happens because prefetchPtr still exits when close IPrefetch * Fix PMP req port still be occupied even when ICache miss * Shut down IPrefetch * IPrefetch: fix Hint not set PreferCache bit * bump HuanCun
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- 21 12月, 2021 1 次提交
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由 Jay 提交于
* Add Naive Instruction Prefetch * Add instruction prefetch module in ICache * send Hint to L2 (prefetched data stores in L2) * Ftq: add prefetchPtr and prefetch interface * Fix IPrefetch PMP Port preempting problem * Fix merge conflict
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- 20 12月, 2021 3 次提交
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由 Jay 提交于
* ICache: raise access fault when L2 send corrupt * ICache: add ECC error connection * chores: add comments and code clean-up * ICache: raise AF when Meta/Data Parity wrong * Update Frontend.scala
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由 Li Qianruo 提交于
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由 Jay 提交于
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- 14 12月, 2021 1 次提交
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由 Jay 提交于
* ICache: add ReplacePipe for Probe & Release * remove ProbeUnit * Probe & Release enter ReplacePipe * fix bugs when running Linux on MinimalConfig * TODO: set conflict for ReplacePipe * ICache: fix ReplacePipe invalid write bug * chores: code clean up * IFU: optimize timing * PreDecode: separate into 2 module for timing optimization * IBuffer: add enqEnable to replace valid for timing * IFU/ITLB: optimize timing * IFU: calculate cut_ptr in f1 * TLB: send req in f1 and wait resp in f2 * ICacheMainPipe: add tlb miss logic in s0 * Optimize IFU timing * IFU: fix lastHalfRVI bug * IFU: fix performance bug * IFU: optimize MMIO commit timing * IFU: optmize trigger timing and add frontendTrigger * fix compile error * IFU: fix mmio stuck bug
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- 05 12月, 2021 1 次提交
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由 Jay 提交于
* use toMeta.fire() will cause data miss match when toMeta.valid := req.valid
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- 04 12月, 2021 1 次提交
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由 Jay 提交于
* ICache: add ReplacePipe for Probe & Release * remove ProbeUnit * Probe & Release enter ReplacePipe * fix bugs when running Linux on MinimalConfig * TODO: set conflict for ReplacePipe * ICache: add Block logic for ReplacePipe * ReplacePipe: change probe assert condition * support Probe NToN (Probe not hit in ICache) * ICache: fix a bug in meta_write_arb
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- 01 12月, 2021 1 次提交
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由 Jay 提交于
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- 28 11月, 2021 1 次提交
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由 Jay 提交于
* ICache: metaArray & dataArray use bank interleave * ICache: add bank interleave * ICache: add parity check for meta and data arrays * IFU: fix bug in secondary miss * secondary miss doesn't send miss request to miss queue * ICache: write back cancled miss request * ICacheMissEntry: add second miss merge * deal with situations that this entry has been flushed, and the next miss req just requests the same cachline. * ICache: add acquireBlock and GrantAck support * refact: move icache modules to frontend modules * ICache: add release surport and meta coh * ICache: change Get to AcquireBlock for A channel * rebuild: change ICachePara package for other file * ICache: add tilelogger for L1I * ICahce: add ProbeQueue and Probe Process Unit * ICache: add support for ProbeData * ICahceParameter: change tag code to ECC * ICahce: fix bugs in connect and ProbeUnit * metaArray/dataArray responses are not connected * ProbeUnit use reg so data and req are not synchronized * RealeaseUnit: write back mata when voluntary * Add ICache CacheInstruction * move ICache to xiangshan.frontend.icache._ * ICache: add CacheOpDecoder * change ICacheMissQueue to ICacheMissUnit * ProbeUnit: fix meta data not latch bug * IFU: delete releaseSlot and add missSlot * IFU: fix bugs in missSlot state machine * IFU: fix some bugs in miss Slot * IFU: move out fetch to ICache Array logic * ReleaseUnit: delete release write logic * MissUnit: send Release to ReleaseUnit after GAck * ICacheMainPipe: add mainpipe and stop logic * when f3_ready is low, stop the pipeline * IFU: move tlb and array access to mainpipe * Modify Frontend and ICache top for mainpipe * ReleaseUnit: add probe merge status register * ICache: add victim info and release in mainpipe * ICahche: add set-conflict logic * Release: do not invalid meta after sending release * bump Huancun: fix probe problem * bump huancun for MinimalConfig combinational loop * ICache: add LICENSE for new files * Chore: remove debug code and add perf counter * Bump huancun for bug fix * Bump HuanCun for alias bug * ICache: add dirty state for CliendMeta
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