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31 #ifndef __CPU_OZONE_SIMPLE_PARAMS_HH__
32 #define __CPU_OZONE_SIMPLE_PARAMS_HH__
34 #include "config/the_isa.hh"
35 #include "cpu/ozone/cpu.hh"
37 //Forward declarations
49 * This file defines the parameters that will be used for the OzoneCPU.
50 * This must be defined externally so that the Impl can have a params class
51 * defined that it can pass to all of the individual stages.
54 class SimpleParams : public BaseCPU::Params
58 TheISA::TLB *itb; TheISA::TLB *dtb;
59 std::vector<Process *> workload;
67 // MemInterface *icacheInterface;
68 // MemInterface *dcacheInterface;
72 unsigned frontEndLatency;
73 unsigned frontEndWidth;
74 unsigned backEndLatency;
75 unsigned backEndWidth;
76 unsigned backEndSquashLatency;
77 unsigned maxInstBufferSize;
78 unsigned numPhysicalRegs;
79 unsigned maxOutstandingMemOps;
83 unsigned decodeToFetchDelay;
84 unsigned renameToFetchDelay;
85 unsigned iewToFetchDelay;
86 unsigned commitToFetchDelay;
92 unsigned renameToDecodeDelay;
93 unsigned iewToDecodeDelay;
94 unsigned commitToDecodeDelay;
95 unsigned fetchToDecodeDelay;
101 unsigned iewToRenameDelay;
102 unsigned commitToRenameDelay;
103 unsigned decodeToRenameDelay;
104 unsigned renameWidth;
109 unsigned commitToIEWDelay;
110 unsigned renameToIEWDelay;
111 unsigned issueToExecuteDelay;
113 unsigned executeWidth;
114 unsigned executeIntWidth;
115 unsigned executeFloatWidth;
116 unsigned executeBranchWidth;
117 unsigned executeMemoryWidth;
123 unsigned iewToCommitDelay;
124 unsigned renameToROBDelay;
125 unsigned commitWidth;
126 unsigned squashWidth;
129 // Branch predictor (BP & BTB)
131 std::string predType;
132 unsigned localPredictorSize;
133 unsigned localCtrBits;
134 unsigned localHistoryTableSize;
135 unsigned localHistoryBits;
136 unsigned globalPredictorSize;
137 unsigned globalCtrBits;
138 unsigned globalHistoryBits;
139 unsigned choicePredictorSize;
140 unsigned choiceCtrBits;
163 unsigned numPhysIntRegs;
164 unsigned numPhysFloatRegs;
165 unsigned numIQEntries;
166 unsigned numROBEntries;
168 bool decoupledFrontEnd;
173 unsigned smtNumFetchingThreads;
175 std::string smtFetchPolicy;
177 std::string smtIQPolicy;
178 unsigned smtIQThreshold;
180 std::string smtLSQPolicy;
181 unsigned smtLSQThreshold;
183 std::string smtCommitPolicy;
185 std::string smtROBPolicy;
186 unsigned smtROBThreshold;
188 // Probably can get this from somewhere.
189 unsigned instShiftAmt;
192 #endif // __CPU_OZONE_SIMPLE_PARAMS_HH__