mirror of
https://github.com/openhwgroup/cvw
synced 2025-02-11 06:05:49 +00:00
Fixed a complex bug in the dcache, where back to back loads would lose data on the load before a stall occurred. The solution was to modify the logic for SelAdrM in the dcache so that a stall would cause the SRAM to reread the address in the Memory stage rather than Execution stage. This also required updating the ReadDataWEn control so it is always enabled on ~StallW.
This commit is contained in:
Ross Thompson
parent
986b7a8252
commit
2ee97efb9c
@ -2,42 +2,41 @@ onerror {resume}
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quietly WaveActivateNextPane {} 0
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add wave -noupdate /testbench/clk
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add wave -noupdate /testbench/reset
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add wave -noupdate /testbench/memfilename
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add wave -noupdate /testbench/dut/hart/SATP_REGW
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add wave -noupdate -expand -group {Execution Stage} /testbench/FunctionName/FunctionName/FunctionName
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add wave -noupdate -expand -group {Execution Stage} /testbench/dut/hart/ifu/PCE
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add wave -noupdate -expand -group {Execution Stage} /testbench/InstrEName
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add wave -noupdate -expand -group {Execution Stage} /testbench/dut/hart/ifu/InstrE
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add wave -noupdate -expand -group {Memory Stage} /testbench/dut/hart/priv/trap/InstrValidM
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add wave -noupdate -expand -group {Memory Stage} /testbench/dut/hart/PCM
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add wave -noupdate -expand -group {Memory Stage} /testbench/PCtextM
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add wave -noupdate -expand -group {Memory Stage} /testbench/InstrMName
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add wave -noupdate -expand -group {Memory Stage} /testbench/dut/hart/InstrM
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add wave -noupdate -expand -group {Memory Stage} /testbench/dut/hart/lsu/MemAdrM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/InstrMisalignedFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/InstrAccessFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/IllegalInstrFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/BreakpointFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/LoadMisalignedFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/StoreMisalignedFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/LoadAccessFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/StoreAccessFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/EcallFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/InstrPageFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/LoadPageFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/StorePageFaultM
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add wave -noupdate -group HDU -expand -group traps /testbench/dut/hart/priv/trap/InterruptM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/InstrMisalignedFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/InstrAccessFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/IllegalInstrFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/BreakpointFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/LoadMisalignedFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/StoreMisalignedFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/LoadAccessFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/StoreAccessFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/EcallFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/InstrPageFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/LoadPageFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/StorePageFaultM
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add wave -noupdate -group HDU -group traps /testbench/dut/hart/priv/trap/InterruptM
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add wave -noupdate -group HDU -group interrupts /testbench/dut/hart/priv/trap/PendingIntsM
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add wave -noupdate -group HDU -group interrupts /testbench/dut/hart/priv/trap/CommittedM
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add wave -noupdate -group HDU -group interrupts /testbench/dut/hart/priv/trap/InstrValidM
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/hzu/BPPredWrongE
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/hzu/CSRWritePendingDEM
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/hzu/RetM
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/hzu/TrapM
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/hzu/LoadStallD
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/hzu/StoreStallD
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/hzu/ICacheStallF
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/hzu/LSUStall
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add wave -noupdate -group HDU -group hazards /testbench/dut/hart/MulDivStallD
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/hzu/BPPredWrongE
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/hzu/CSRWritePendingDEM
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/hzu/RetM
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/hzu/TrapM
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/hzu/LoadStallD
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/hzu/StoreStallD
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/hzu/ICacheStallF
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/hzu/LSUStall
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add wave -noupdate -group HDU -expand -group hazards /testbench/dut/hart/MulDivStallD
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add wave -noupdate -group HDU -expand -group Flush -color Yellow /testbench/dut/hart/hzu/FlushF
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add wave -noupdate -group HDU -expand -group Flush -color Yellow /testbench/dut/hart/FlushD
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add wave -noupdate -group HDU -expand -group Flush -color Yellow /testbench/dut/hart/FlushE
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@ -115,19 +114,19 @@ add wave -noupdate -group {Decode Stage} /testbench/dut/hart/ieu/c/RegWriteD
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add wave -noupdate -group {Decode Stage} /testbench/dut/hart/ieu/dp/RdD
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add wave -noupdate -group {Decode Stage} /testbench/dut/hart/ieu/dp/Rs1D
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add wave -noupdate -group {Decode Stage} /testbench/dut/hart/ieu/dp/Rs2D
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add wave -noupdate -group RegFile -expand /testbench/dut/hart/ieu/dp/regf/rf
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add wave -noupdate -group RegFile /testbench/dut/hart/ieu/dp/regf/a1
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add wave -noupdate -group RegFile /testbench/dut/hart/ieu/dp/regf/a2
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add wave -noupdate -group RegFile /testbench/dut/hart/ieu/dp/regf/a3
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add wave -noupdate -group RegFile /testbench/dut/hart/ieu/dp/regf/rd1
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add wave -noupdate -group RegFile /testbench/dut/hart/ieu/dp/regf/rd2
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add wave -noupdate -group RegFile /testbench/dut/hart/ieu/dp/regf/we3
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add wave -noupdate -group RegFile /testbench/dut/hart/ieu/dp/regf/wd3
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add wave -noupdate -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/ALUResultW
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add wave -noupdate -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/ReadDataW
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add wave -noupdate -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/CSRReadValW
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add wave -noupdate -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/ResultSrcW
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add wave -noupdate -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/ResultW
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add wave -noupdate -expand -group RegFile -expand /testbench/dut/hart/ieu/dp/regf/rf
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add wave -noupdate -expand -group RegFile /testbench/dut/hart/ieu/dp/regf/a1
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add wave -noupdate -expand -group RegFile /testbench/dut/hart/ieu/dp/regf/a2
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add wave -noupdate -expand -group RegFile /testbench/dut/hart/ieu/dp/regf/a3
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add wave -noupdate -expand -group RegFile /testbench/dut/hart/ieu/dp/regf/rd1
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add wave -noupdate -expand -group RegFile /testbench/dut/hart/ieu/dp/regf/rd2
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add wave -noupdate -expand -group RegFile /testbench/dut/hart/ieu/dp/regf/we3
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add wave -noupdate -expand -group RegFile /testbench/dut/hart/ieu/dp/regf/wd3
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add wave -noupdate -expand -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/ALUResultW
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add wave -noupdate -expand -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/ReadDataW
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add wave -noupdate -expand -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/CSRReadValW
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add wave -noupdate -expand -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/ResultSrcW
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add wave -noupdate -expand -group RegFile -group {write regfile mux} /testbench/dut/hart/ieu/dp/ResultW
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add wave -noupdate -group alu /testbench/dut/hart/ieu/dp/alu/a
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add wave -noupdate -group alu /testbench/dut/hart/ieu/dp/alu/b
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add wave -noupdate -group alu /testbench/dut/hart/ieu/dp/alu/alucontrol
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@ -241,122 +240,95 @@ add wave -noupdate -group AHB /testbench/dut/hart/ebu/HADDRD
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add wave -noupdate -group AHB /testbench/dut/hart/ebu/HSIZED
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add wave -noupdate -group AHB /testbench/dut/hart/ebu/HWRITED
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add wave -noupdate -group AHB /testbench/dut/hart/ebu/StallW
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add wave -noupdate -group lsu -expand -group {LSU ARB} /testbench/dut/hart/lsu/arbiter/SelPTW
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add wave -noupdate -group lsu -expand -group dcache -color Gold /testbench/dut/hart/lsu/dcache/CurrState
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add wave -noupdate -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/WalkerPageFaultM
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add wave -noupdate -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/WriteDataM
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add wave -noupdate -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SRAMBlockWriteEnableM
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add wave -noupdate -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SRAMWordWriteEnableM
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add wave -noupdate -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SRAMWayWriteEnable
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add wave -noupdate -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SRAMWordEnable
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add wave -noupdate -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SelAdrM
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add wave -noupdate -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/DCacheMemWriteData
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/WriteEnable}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/SetValid}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/SetDirty}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/Adr}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/WAdr}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -label TAG {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/CacheTagMem/StoredData}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/DirtyBits}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/ValidBits}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[0]/CacheDataMem/StoredData}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[0]/CacheDataMem/WriteEnable}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word1 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[1]/CacheDataMem/StoredData}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word1 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[1]/CacheDataMem/WriteEnable}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word2 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[2]/CacheDataMem/WriteEnable}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word2 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[2]/CacheDataMem/StoredData}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word3 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[3]/CacheDataMem/WriteEnable}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word3 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[3]/CacheDataMem/StoredData}
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/SRAMAdr
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadDataBlockWayM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadDataBlockWayMaskedM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadDataBlockM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadDataWordM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/FinalReadDataWordM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} -expand /testbench/dut/hart/lsu/dcache/ReadTag
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/WayHit
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/Dirty
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/Valid
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add wave -noupdate -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimReadDataBLockWayMaskedM
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add wave -noupdate -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimReadDataBlockM
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add wave -noupdate -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimTag
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add wave -noupdate -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimWay
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add wave -noupdate -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimDirtyWay
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add wave -noupdate -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimDirty
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/MemRWM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/MemAdrE
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/MemPAdrM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/pagetablewalker/DTLBMissM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/pagetablewalker/MemAdrM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/Funct3M
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/Funct7M
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/AtomicM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/CacheableM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/WriteDataM
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/ReadDataW
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add wave -noupdate -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/DCacheStall
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add wave -noupdate -group lsu -expand -group dcache -group status /testbench/dut/hart/lsu/dcache/WayHit
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add wave -noupdate -group lsu -expand -group dcache -group status -color {Medium Orchid} /testbench/dut/hart/lsu/dcache/CacheHit
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add wave -noupdate -group lsu -expand -group dcache -group status /testbench/dut/hart/lsu/dcache/SRAMWordWriteEnableW
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/AHBPAdr
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/AHBRead
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/AHBWrite
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/AHBAck
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/HRDATA
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add wave -noupdate -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/HWDATA
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add wave -noupdate -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/genblk1/tlb/tlbcontrol/EffectivePrivilegeMode
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add wave -noupdate -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/genblk1/tlb/tlbcontrol/Translate
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add wave -noupdate -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/genblk1/tlb/tlbcontrol/DisableTranslation
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add wave -noupdate -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/TLBMiss
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add wave -noupdate -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/TLBHit
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add wave -noupdate -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/PhysicalAddress
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add wave -noupdate -group lsu -group dtlb -label {Virtual Address} /testbench/dut/hart/lsu/dmmu/Address
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add wave -noupdate -group lsu -group dtlb -expand -group faults /testbench/dut/hart/lsu/dmmu/TLBPageFault
|
||||
add wave -noupdate -group lsu -group dtlb -expand -group faults /testbench/dut/hart/lsu/dmmu/LoadAccessFaultM
|
||||
add wave -noupdate -group lsu -group dtlb -expand -group faults /testbench/dut/hart/lsu/dmmu/StoreAccessFaultM
|
||||
add wave -noupdate -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/genblk1/tlb/TLBPAdr
|
||||
add wave -noupdate -group lsu -group dtlb -expand -group write /testbench/dut/hart/lsu/dmmu/genblk1/tlb/Address
|
||||
add wave -noupdate -group lsu -group dtlb -expand -group write /testbench/dut/hart/lsu/dmmu/genblk1/tlb/PTE
|
||||
add wave -noupdate -group lsu -group dtlb -expand -group write /testbench/dut/hart/lsu/dmmu/genblk1/tlb/TLBWrite
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/pmachecker/PhysicalAddress
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/pmachecker/SelRegions
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/Cacheable
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/Idempotent
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/AtomicAllowed
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/pmachecker/PMAAccessFault
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/PMAInstrAccessFaultF
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/PMALoadAccessFaultM
|
||||
add wave -noupdate -group lsu -group pma /testbench/dut/hart/lsu/dmmu/PMAStoreAccessFaultM
|
||||
add wave -noupdate -group lsu -expand -group pmp /testbench/dut/hart/lsu/dmmu/PMPInstrAccessFaultF
|
||||
add wave -noupdate -group lsu -expand -group pmp /testbench/dut/hart/lsu/dmmu/PMPLoadAccessFaultM
|
||||
add wave -noupdate -group lsu -expand -group pmp /testbench/dut/hart/lsu/dmmu/PMPStoreAccessFaultM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -color Gold /testbench/dut/hart/lsu/pagetablewalker/genblk1/WalkerState
|
||||
add wave -noupdate -group lsu -expand -group ptwalker /testbench/dut/hart/lsu/pagetablewalker/genblk1/EndWalk
|
||||
add wave -noupdate -group lsu -expand -group ptwalker /testbench/dut/hart/lsu/pagetablewalker/genblk1/PreviousWalkerState
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -color Salmon /testbench/dut/hart/lsu/pagetablewalker/HPTWStall
|
||||
add wave -noupdate -group lsu -expand -group ptwalker /testbench/dut/hart/lsu/pagetablewalker/HPTWReadPTE
|
||||
add wave -noupdate -group lsu -expand -group ptwalker /testbench/dut/hart/lsu/pagetablewalker/genblk1/CurrentPTE
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group miss/write /testbench/dut/hart/lsu/pagetablewalker/ITLBMissF
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group miss/write /testbench/dut/hart/lsu/pagetablewalker/ITLBWriteF
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group miss/write /testbench/dut/hart/lsu/pagetablewalker/DTLBMissM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group miss/write /testbench/dut/hart/lsu/pagetablewalker/DTLBWriteM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group pte /testbench/dut/hart/lsu/pagetablewalker/PageTableEntryF
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group pte /testbench/dut/hart/lsu/pagetablewalker/PageTableEntryM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group pte /testbench/dut/hart/lsu/pagetablewalker/PageTypeF
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group pte /testbench/dut/hart/lsu/pagetablewalker/PageTypeM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group pte /testbench/dut/hart/lsu/pagetablewalker/genblk1/CurrentPTE
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group pte /testbench/dut/hart/lsu/pagetablewalker/HPTWPAdrE
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group pte /testbench/dut/hart/lsu/pagetablewalker/HPTWPAdrM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group pte /testbench/dut/hart/lsu/pagetablewalker/HPTWRead
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -divider data
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -group {fsm outputs} /testbench/dut/hart/lsu/pagetablewalker/ITLBWriteF
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -group {fsm outputs} /testbench/dut/hart/lsu/pagetablewalker/DTLBWriteM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -group {fsm outputs} /testbench/dut/hart/lsu/pagetablewalker/WalkerInstrPageFaultF
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -group {fsm outputs} /testbench/dut/hart/lsu/pagetablewalker/WalkerLoadPageFaultM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -group {fsm outputs} /testbench/dut/hart/lsu/pagetablewalker/WalkerStorePageFaultM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group faults /testbench/dut/hart/lsu/pagetablewalker/WalkerStorePageFaultM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group faults /testbench/dut/hart/lsu/pagetablewalker/WalkerLoadPageFaultM
|
||||
add wave -noupdate -group lsu -expand -group ptwalker -expand -group faults /testbench/dut/hart/lsu/pagetablewalker/WalkerInstrPageFaultF
|
||||
add wave -noupdate -expand -group lsu -expand -group {LSU ARB} /testbench/dut/hart/lsu/arbiter/SelPTW
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -color Gold /testbench/dut/hart/lsu/dcache/CurrState
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/WalkerPageFaultM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/WriteDataM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SRAMBlockWriteEnableM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SRAMWordWriteEnableM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SRAMWayWriteEnable
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SRAMWordEnable
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/SelAdrM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/DCacheMemWriteData
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/WriteEnable}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/SetValid}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/SetDirty}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/Adr}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/WAdr}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -label TAG {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/CacheTagMem/StoredData}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/DirtyBits}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/ValidBits}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[0]/CacheDataMem/StoredData}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word0 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[0]/CacheDataMem/WriteEnable}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word1 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[1]/CacheDataMem/StoredData}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word1 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[1]/CacheDataMem/WriteEnable}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word2 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[2]/CacheDataMem/WriteEnable}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word2 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[2]/CacheDataMem/StoredData}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word3 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[3]/CacheDataMem/WriteEnable}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group {Cache SRAM writes} -expand -group way0 -expand -group Way0Word3 {/testbench/dut/hart/lsu/dcache/CacheWays[0]/MemWay/word[3]/CacheDataMem/StoredData}
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/SRAMAdr
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadDataBlockWayM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadDataBlockWayMaskedM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadDataBlockM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadDataWordM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/FinalReadDataWordM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/ReadTag
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/WayHit
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/Dirty
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Cache SRAM read} /testbench/dut/hart/lsu/dcache/Valid
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimReadDataBLockWayMaskedM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimReadDataBlockM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimTag
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimWay
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimDirtyWay
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group Victim /testbench/dut/hart/lsu/dcache/VictimDirty
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache /testbench/dut/hart/lsu/dcache/ReadDataWEn
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/MemRWM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/MemAdrE
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/MemPAdrM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/Funct3M
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/Funct7M
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/AtomicM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/CacheableM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/WriteDataM
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/ReadDataW
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {CPU side} /testbench/dut/hart/lsu/dcache/DCacheStall
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group status /testbench/dut/hart/lsu/dcache/WayHit
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group status -color {Medium Orchid} /testbench/dut/hart/lsu/dcache/CacheHit
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -group status /testbench/dut/hart/lsu/dcache/SRAMWordWriteEnableW
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/AHBPAdr
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/AHBRead
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/AHBWrite
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/AHBAck
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/HRDATA
|
||||
add wave -noupdate -expand -group lsu -expand -group dcache -expand -group {Memory Side} /testbench/dut/hart/lsu/dcache/HWDATA
|
||||
add wave -noupdate -expand -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/genblk1/tlb/tlbcontrol/EffectivePrivilegeMode
|
||||
add wave -noupdate -expand -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/genblk1/tlb/tlbcontrol/Translate
|
||||
add wave -noupdate -expand -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/genblk1/tlb/tlbcontrol/DisableTranslation
|
||||
add wave -noupdate -expand -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/TLBMiss
|
||||
add wave -noupdate -expand -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/TLBHit
|
||||
add wave -noupdate -expand -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/PhysicalAddress
|
||||
add wave -noupdate -expand -group lsu -group dtlb -label {Virtual Address} /testbench/dut/hart/lsu/dmmu/Address
|
||||
add wave -noupdate -expand -group lsu -group dtlb -expand -group faults /testbench/dut/hart/lsu/dmmu/TLBPageFault
|
||||
add wave -noupdate -expand -group lsu -group dtlb -expand -group faults /testbench/dut/hart/lsu/dmmu/LoadAccessFaultM
|
||||
add wave -noupdate -expand -group lsu -group dtlb -expand -group faults /testbench/dut/hart/lsu/dmmu/StoreAccessFaultM
|
||||
add wave -noupdate -expand -group lsu -group dtlb /testbench/dut/hart/lsu/dmmu/genblk1/tlb/TLBPAdr
|
||||
add wave -noupdate -expand -group lsu -group dtlb -expand -group write /testbench/dut/hart/lsu/dmmu/genblk1/tlb/Address
|
||||
add wave -noupdate -expand -group lsu -group dtlb -expand -group write /testbench/dut/hart/lsu/dmmu/genblk1/tlb/PTE
|
||||
add wave -noupdate -expand -group lsu -group dtlb -expand -group write /testbench/dut/hart/lsu/dmmu/genblk1/tlb/TLBWrite
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/pmachecker/PhysicalAddress
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/pmachecker/SelRegions
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/Cacheable
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/Idempotent
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/AtomicAllowed
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/pmachecker/PMAAccessFault
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/PMAInstrAccessFaultF
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/PMALoadAccessFaultM
|
||||
add wave -noupdate -expand -group lsu -group pma /testbench/dut/hart/lsu/dmmu/PMAStoreAccessFaultM
|
||||
add wave -noupdate -expand -group lsu -expand -group pmp /testbench/dut/hart/lsu/dmmu/PMPInstrAccessFaultF
|
||||
add wave -noupdate -expand -group lsu -expand -group pmp /testbench/dut/hart/lsu/dmmu/PMPLoadAccessFaultM
|
||||
add wave -noupdate -expand -group lsu -expand -group pmp /testbench/dut/hart/lsu/dmmu/PMPStoreAccessFaultM
|
||||
add wave -noupdate -expand -group lsu -expand -group ptwalker -divider data
|
||||
add wave -noupdate -group plic /testbench/dut/uncore/genblk2/plic/HCLK
|
||||
add wave -noupdate -group plic /testbench/dut/uncore/genblk2/plic/HSELPLIC
|
||||
add wave -noupdate -group plic /testbench/dut/uncore/genblk2/plic/HADDR
|
||||
@ -431,7 +403,7 @@ add wave -noupdate -group UART /testbench/dut/uncore/genblk4/uart/HADDR
|
||||
add wave -noupdate -group UART /testbench/dut/uncore/genblk4/uart/HWRITE
|
||||
add wave -noupdate -group UART /testbench/dut/uncore/genblk4/uart/HWDATA
|
||||
TreeUpdate [SetDefaultTree]
|
||||
WaveRestoreCursors {{Cursor 4} {5126 ns} 0} {{Cursor 2} {40310 ns} 0} {{Cursor 3} {6427 ns} 0}
|
||||
WaveRestoreCursors {{Cursor 4} {5126 ns} 0} {{Cursor 2} {203758 ns} 0} {{Cursor 3} {6427 ns} 0}
|
||||
quietly wave cursor active 2
|
||||
configure wave -namecolwidth 250
|
||||
configure wave -valuecolwidth 297
|
||||
@ -447,4 +419,4 @@ configure wave -griddelta 40
|
||||
configure wave -timeline 0
|
||||
configure wave -timelineunits ns
|
||||
update
|
||||
WaveRestoreZoom {0 ns} {697884 ns}
|
||||
WaveRestoreZoom {203677 ns} {203893 ns}
|
||||
|
||||
50
wally-pipelined/src/cache/dcache.sv
vendored
50
wally-pipelined/src/cache/dcache.sv
vendored
@ -316,8 +316,8 @@ module dcache
|
||||
assign CPUBusy = CurrState == STATE_CPU_BUSY;
|
||||
flop #(1) CPUBusyReg(.clk, .d(CPUBusy), .q(PreviousCPUBusy));
|
||||
|
||||
assign ReadDataWEn = (~StallW & (~PreviousCPUBusy & (CurrState != STATE_CPU_BUSY))) |
|
||||
(NextState == STATE_CPU_BUSY & CurrState == STATE_READY) |
|
||||
|
||||
assign ReadDataWEn = ~StallW |
|
||||
(CurrState == STATE_MISS_READ_WORD_DELAY);
|
||||
|
||||
flopen #(`XLEN) ReadDataWReg(.clk(clk),
|
||||
@ -467,7 +467,9 @@ module dcache
|
||||
NextState = STATE_AMO_UPDATE;
|
||||
DCacheStall = 1'b1;
|
||||
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
else NextState = STATE_AMO_UPDATE;
|
||||
end
|
||||
-----/\----- EXCLUDED -----/\----- */
|
||||
@ -475,7 +477,10 @@ module dcache
|
||||
else if(MemRWM[1] & CacheableM & ~(ExceptionM | PendingInterruptM) & CacheHit & ~DTLBMissM) begin
|
||||
DCacheStall = 1'b0;
|
||||
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
end
|
||||
else NextState = STATE_READY;
|
||||
end
|
||||
// write hit valid cached
|
||||
@ -485,7 +490,10 @@ module dcache
|
||||
SRAMWordWriteEnableM = 1'b1;
|
||||
SetDirtyM = 1'b1;
|
||||
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
end
|
||||
else NextState = STATE_READY;
|
||||
end
|
||||
// read or write miss valid cached
|
||||
@ -522,7 +530,10 @@ module dcache
|
||||
end
|
||||
STATE_AMO_WRITE: begin
|
||||
SelAMOWrite = 1'b1;
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
end
|
||||
else NextState = STATE_READY;
|
||||
end
|
||||
|
||||
@ -578,7 +589,10 @@ module dcache
|
||||
STATE_MISS_READ_WORD_DELAY: begin
|
||||
//SelAdrM = 1'b1;
|
||||
CommittedM = 1'b1;
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
end
|
||||
else NextState = STATE_READY;
|
||||
end
|
||||
|
||||
@ -593,7 +607,10 @@ module dcache
|
||||
|
||||
STATE_MISS_WRITE_WORD_DELAY: begin
|
||||
CommittedM = 1'b1;
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
end
|
||||
else NextState = STATE_READY;
|
||||
end
|
||||
|
||||
@ -722,9 +739,12 @@ module dcache
|
||||
NextState = STATE_READY;
|
||||
end
|
||||
|
||||
STATE_CPU_BUSY : begin
|
||||
STATE_CPU_BUSY: begin
|
||||
CommittedM = 1'b1;
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
end
|
||||
else NextState = STATE_READY;
|
||||
end
|
||||
|
||||
@ -752,14 +772,20 @@ module dcache
|
||||
|
||||
STATE_UNCACHED_WRITE_DONE: begin
|
||||
CommittedM = 1'b1;
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
end
|
||||
else NextState = STATE_READY;
|
||||
end
|
||||
|
||||
STATE_UNCACHED_READ_DONE: begin
|
||||
CommittedM = 1'b1;
|
||||
SelUncached = 1'b1;
|
||||
if(StallW) NextState = STATE_CPU_BUSY;
|
||||
if(StallW) begin
|
||||
NextState = STATE_CPU_BUSY;
|
||||
SelAdrM = 1'b1;
|
||||
end
|
||||
else NextState = STATE_READY;
|
||||
end
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user