41928dac80
Lots of times the params() helper has been defined but not used Change-Id: Id71829aca71341d46964d8f071099342b946b62f Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/41613 Tested-by: kokoro <noreply+kokoro@google.com>
139 lines
5.0 KiB
C++
139 lines
5.0 KiB
C++
/*
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* Copyright (c) 2011 Massachusetts Institute of Technology
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Official Tool Website: www.mit.edu/~kaisopos/FaultModel
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*
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* If you use our tool for academic research, we request that you cite:
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* Konstantinos Aisopos, Chia-Hsin Owen Chen, and Li-Shiuan Peh. Enabling
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* System-Level Modeling of Variation-Induced Faults in Networks-on-Chip.
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* Proceedings of the 48th Design Automation Conference (DAC'11)
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*/
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#ifndef __MEM_RUBY_NETWORK_FAULT_MODEL_FAULTMODEL_HH__
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#define __MEM_RUBY_NETWORK_FAULT_MODEL_FAULTMODEL_HH__
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// tool limitations and fixed inputs
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#define MAX_VCs 40
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#define MAX_BUFFERS_per_VC 5
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#define BASELINE_TEMPERATURE_CELCIUS 71
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// C++ includes
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#include <string>
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// GEM5 includes
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#include "params/FaultModel.hh"
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#include "sim/sim_object.hh"
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class FaultModel : public SimObject
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{
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public:
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using Params = FaultModelParams;
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FaultModel(const Params &p);
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/************************************************************************/
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/********** THE FAULT TYPES SUPPORTED BY THE FAULT MODEL ***************/
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/************************************************************************/
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enum fault_type
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{
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data_corruption__few_bits,
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data_corruption__all_bits,
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flit_conservation__flit_duplication,
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flit_conservation__flit_loss_or_split,
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misrouting,
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credit_conservation__credit_generation,
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credit_conservation__credit_loss,
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erroneous_allocation__VC,
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erroneous_allocation__switch,
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unfair_arbitration,
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number_of_fault_types
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};
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/************************************************************************/
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/******************** INTERFACE OF THE FAULT MODEL *********************/
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/************************************************************************/
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enum conf_record_format
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{
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conf_record_buff_per_vc,
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conf_record_vcs,
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conf_record_first_fault_type,
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conf_record_last_fault_type = conf_record_first_fault_type + number_of_fault_types - 1,
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fields_per_conf_record
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};
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enum temperature_record_format
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{
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temperature_record_temp,
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temperature_record_weight,
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fields_per_temperature_record
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};
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struct system_conf
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{
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int vcs;
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int buff_per_vc;
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float fault_type[number_of_fault_types];
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};
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int declare_router(int number_of_inputs,
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int number_of_outputs,
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int number_of_vcs_per_vnet,
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int number_of_buff_per_data_vc,
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int number_of_buff_per_ctrl_vc);
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std::string fault_type_to_string(int fault_type_index);
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// the following 2 functions are called at runtime, to get the probability
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// of each fault type (fault_vector) or the aggregate fault probability
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// (fault_prob). Note: the probability values are provided by reference
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// (in the variables fault_vector[] & aggregate_fault_prob respectively).
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// Both functions also return a success flag (which is always true if
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// temperature ranges from 0C to 125C)
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bool fault_vector(int routerID,
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int temperature,
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float fault_vector[]);
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bool fault_prob(int routerID,
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int temperature,
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float *aggregate_fault_prob);
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// for debugging purposes
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void print(void);
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private:
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std::vector <system_conf> configurations;
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std::vector <system_conf> routers;
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std::vector <int> temperature_weights;
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};
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#endif //__MEM_RUBY_NETWORK_FAULT_MODEL_FAULTMODEL_HH__
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