109 lines
3.7 KiB
C++
109 lines
3.7 KiB
C++
/*
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* MemSpecLoader.cpp
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*
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* Created on: Apr 7, 2014
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* Author: jonny
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*/
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#include "MemSpecLoader.h"
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#include "TimingConfiguration.h"
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using namespace tinyxml2;
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using namespace std;
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namespace core {
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void MemSpecLoader::loadConfiguration(Configuration& config, string memspecUri, string memconfigUri)
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{
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tinyxml2::XMLDocument doc;
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loadXML(memspecUri, doc);
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XMLElement* memspec = doc.FirstChildElement("memspec");
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config.MemoryId = queryStringParameter(memspec, "memoryId");
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config.MemoryType = queryStringParameter(memspec, "memoryType");
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if (config.MemoryType == "DDR4")
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{
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loadDDR4(config, memspec);
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}
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else if (config.MemoryType == "WIDEIO_SDR")
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{
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loadWideIO(config, memspec);
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}
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else
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{
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reportFatal("ConfigurationLoader", "Unsupported Configuration");
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}
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loadXML(memconfigUri, doc);
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memspec = doc.FirstChildElement("memspec");
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loadConfig(config, memspec);
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}
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void MemSpecLoader::loadConfig(Configuration& config, XMLElement* memspec)
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{
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//MemConfiguration
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XMLElement* configuration = memspec->FirstChildElement("memconfig");
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config.BankwiseLogic = queryBoolParameter(configuration, "bankwiseLogic");
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config.OpenPagePolicy = queryBoolParameter(configuration, "openPagePolicy");
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config.AdaptiveOpenPagePolicy = queryBoolParameter(configuration, "adaptiveOpenPagePolicy");
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config.RefreshAwareScheduling = queryBoolParameter(configuration, "refreshAwareScheduling");
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config.MaxNrOfTransactions = queryUIntParameter(configuration, "maxNrOfTransactionsInDram");
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config.Scheduler = queryStringParameter(configuration, "scheduler");
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config.Capsize = queryUIntParameter(configuration, "capsize");
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}
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void MemSpecLoader::loadDDR4(Configuration& config, XMLElement* memspec)
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{
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}
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void MemSpecLoader::loadWideIO(Configuration& config, XMLElement* memspec)
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{
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//MemSpecification
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XMLElement* architecture = memspec->FirstChildElement("memarchitecturespec");
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config.NumberOfBanks = queryUIntParameter(architecture, "nbrOfBanks");
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config.NumberOfBankGroups = 1;
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config.BurstLength = queryUIntParameter(architecture, "burstLength");
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config.nActivate = 2;
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config.DataRate = queryUIntParameter(architecture, "dataRate");
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config.NumberOfRows = queryUIntParameter(architecture, "nbrOfRows");
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//MemTimings
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XMLElement* timings = memspec->FirstChildElement("memtimingspec");
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double clkMhz = queryDoubleParameter(timings, "clkMhz");
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sc_time clk = sc_time(1 / clkMhz, SC_US);
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config.Timings.clk = clk;
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config.Timings.tRP = clk * queryUIntParameter(timings, "RP");
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config.Timings.tRAS = clk * queryUIntParameter(timings, "RAS");
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config.Timings.tRC = clk * queryUIntParameter(timings, "RC");
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config.Timings.tRRD = clk * queryUIntParameter(timings, "RRD");
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config.Timings.tRCD = clk * queryUIntParameter(timings, "RCD");
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config.Timings.tNAW = clk * queryUIntParameter(timings, "TAW");
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config.Timings.tRL = clk * queryUIntParameter(timings, "RL");
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config.Timings.tWL = clk * queryUIntParameter(timings, "WL");
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config.Timings.tWR = clk * queryUIntParameter(timings, "WR");
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config.Timings.tWTR = clk * queryUIntParameter(timings, "WTR");
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config.Timings.tCKESR = clk * queryUIntParameter(timings, "CKESR");
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config.Timings.tCKE = clk * queryUIntParameter(timings, "CKE");
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config.Timings.tXP = clk * queryUIntParameter(timings, "XP");
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config.Timings.tXSR = clk * queryUIntParameter(timings, "XS");
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config.Timings.tAL = clk * queryUIntParameter(timings, "AL");
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config.Timings.tRFC = clk * queryUIntParameter(timings, "RFC");
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config.Timings.tREFI = clk * queryUIntParameter(timings, "REFI");
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config.Timings.refreshTimings.clear();
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for (unsigned int i = 0; i < config.NumberOfBanks; ++i)
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{
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config.Timings.refreshTimings.push_back(
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RefreshTiming(config.Timings.tRFC, config.Timings.tREFI));
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}
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}
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} /* namespace core */
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