SystemC-Components-Test/tests/configuration/top_module.h

225 lines
9.5 KiB
C++

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/**
* @file top_module.h
* @brief Implementation the TOP_MODULE.
* This header contains code related to the top module which decides
* the model hierarchy for example#9.
* @author P V S Phaneendra, CircuitSutra Technologies <pvs@circuitsutra.com>
* Girish Verma, CircuitSutra Technologies <girish@circuitsutra.com>
* Parvinder Pal Singh, CircuitSutra Technologies <parvinder@circuitsutra.com>
* @date 29th April, 2011 (Friday)
*/
#ifndef EXAMPLES_EX09_HIERARCHICAL_OVERRIDE_OF_PARAMETER_VALUES_TOP_MODULE_H_
#define EXAMPLES_EX09_HIERARCHICAL_OVERRIDE_OF_PARAMETER_VALUES_TOP_MODULE_H_
#include <cci_configuration>
#include <tlm>
#include <vector>
#include <sstream>
#include <scc/report.h>
#include "router.h"
#include "initiator.h"
#include "target.h"
/**
* @class top_module
* @brief This module instantiated a initiator, target, and router and binds them correctly for communication.
*/
SC_MODULE(top_module) {
public:
/**
* @fn top_module
* @brief The class constructor
*/
SC_CTOR(top_module)
:
n_initiators("number_of_initiators", 0), n_targets("number_of_targets", 0), m_broker(cci::cci_get_broker()) {
std::stringstream ss;
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] -- [TOP MODULE CONSTRUCTOR BEGINS HERE]";
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Number of initiators : " << n_initiators.get_value();
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Number of targets : " << n_targets.get_value();
// Set and lock the number of initiators in Router Table
// to value passed from 'sc_main'
m_broker.set_preset_cci_value("top_module_inst.RouterInstance.r_initiators", n_initiators.get_cci_value());
m_broker.lock_preset_value("top_module_inst.RouterInstance.r_initiators");
// Set and lock the number of targets in Router Table
// to value passed from 'sc_main'
m_broker.set_preset_cci_value("top_module_inst.RouterInstance.r_targets", n_targets.get_cci_value());
m_broker.lock_preset_value("top_module_inst.RouterInstance.r_targets");
// Declaring and defining router module
char routerName[15] = "RouterInstance";
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Creating Router : " << routerName;
routerInstance = new router(routerName);
// Top_Module begins construction of the model hierarchy from here
// ----------------------------------------------------------------
cci::cci_param_handle r_addr_limit_handle = m_broker.get_param_handle("top_module_inst.RouterInstance.addr_limit");
if (r_addr_limit_handle.is_valid()) {
r_addr_max = atoi((r_addr_limit_handle.get_cci_value().to_json()).c_str());
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Router's maximum addressable limit : " << r_addr_max;
}
/// Creating instances of initiator(s)
for (int i = 0; i < n_initiators; i++) {
snprintf(initiatorName, sizeof(initiatorName), "initiator_%d", i);
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Creating initiator : " << initiatorName;
snprintf(stringMisc, sizeof(stringMisc), "%s.%s.initiator_ID", name(), initiatorName);
snprintf(initiatorName, sizeof(initiatorName), "\"initiator_%d\"", i);
m_broker.set_preset_cci_value(stringMisc, cci::cci_value::from_json(initiatorName));
snprintf(initiatorName, sizeof(initiatorName), "initiator_%d", i);
initiatorList.push_back(new initiator(initiatorName));
// Binding of initiator to Router
SCCINFO(SCMOD) << "[TOP MODULE C_TOR] : Binding Router_Initiator to " << initiatorName;
initiatorList[i]->initiator_socket.bind(routerInstance->Router_target);
}
// Defining target size
targetSize = 128;
// Creating instances of target(s)
for (int i = 0; i < n_targets; i++) {
snprintf(targetName, sizeof(targetName), "target_%d", i);
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Creating target : " << targetName;
snprintf(stringMisc, sizeof(stringMisc), "%s.%s.target_ID", name(), targetName);
snprintf(targetName, sizeof(targetName), "\"target_%d\"", i);
m_broker.set_preset_cci_value(stringMisc, cci::cci_value::from_json(targetName));
snprintf(targetName, sizeof(targetName), "target_%d", i);
// Set preset value for maximum target size(memory)
snprintf(stringMisc, sizeof(stringMisc), "%s.%s.s_size", name(), targetName);
ss.clear();
ss.str("");
ss << targetSize;
m_broker.set_preset_cci_value(stringMisc, cci::cci_value::from_json(ss.str()));
targetList.push_back(new target(targetName));
// Binding Router to target
SCCINFO(SCMOD) << "[TOP MODULE C_TOR] : Binding Router_Initiator to " << targetName;
routerInstance->Router_initiator.bind(targetList[i]->target_socket);
}
// Try re-setting locked values for Router Table contents
for (int i = 0; i < n_targets; i++) {
snprintf(targetName, sizeof(targetName), "%s.RouterInstance.r_index_%d", name(), i);
ss.clear();
ss.str("");
ss << i;
try {
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Re-setting fields of target_" << i;
m_broker.set_preset_cci_value(targetName, cci::cci_value::from_json(ss.str()));
} catch (sc_core::sc_report const &exception) {
SCCINFO(SCMOD) << "[ROUTER : Caught] : " << exception.what();
}
snprintf(targetName, sizeof(targetName), "%s.RouterInstance.r_sa_%d", name(), i);
ss.clear();
ss.str("");
ss << (i * targetSize);
snprintf(targetBaseAddr, sizeof(targetBaseAddr), "%s.target_%d.s_base_addr", name(), i);
cci::cci_param_untyped_handle h = m_broker.get_param_handle(targetBaseAddr);
h.set_cci_value(cci::cci_value::from_json(ss.str()));
try {
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Re-setting start addr of target_" << i;
m_broker.set_preset_cci_value(targetName, cci::cci_value::from_json(ss.str()));
} catch (sc_core::sc_report const &exception) {
SCCINFO(SCMOD) << "[ROUTER : Caught] : " << exception.what();
}
snprintf(targetName, sizeof(targetName), "%s.RouterInstance.r_ea_%d", name(), i);
ss.clear();
ss.str("");
ss << ((i + 1) * targetSize - 1);
try {
SCCINFO(SCMOD) << "[TOP_MODULE C_TOR] : Re-setting end addr of target_" << i;
m_broker.set_preset_cci_value(targetName, cci::cci_value::from_json(ss.str()));
} catch (sc_core::sc_report const &exception) {
SCCINFO(SCMOD) << "[ROUTER : Caught] : " << exception.what();
}
}
}
/**
* @fn ~top_module()
* @brief The class destructor
* @return void
*/
~top_module() {
if (!initiatorList.empty()) {
for (std::vector<initiator*>::iterator it = initiatorList.begin(); it != initiatorList.end(); ++it) {
delete (*it);
}
initiatorList.clear();
}
if (!targetList.empty()) {
for (std::vector<target*>::iterator it = targetList.begin(); it != targetList.end(); ++it) {
delete (*it);
}
targetList.clear();
}
}
private:
// Immutable type cci-parameters
cci::cci_param<int, cci::CCI_IMMUTABLE_PARAM> n_initiators; ///< Number of initiators to be instantiated
cci::cci_param<int, cci::CCI_IMMUTABLE_PARAM> n_targets; ///< Number of targets to be instantiated
cci::cci_broker_handle m_broker; ///< Configuration broker handle
router *routerInstance; ///< Declaration of a router pointer
// STD::VECTORs for creating instances of initiator and target
std::vector<initiator*> initiatorList; ///< STD::VECTOR for initiators
std::vector<target*> targetList; ///< STD::VECTOR for targets
char initiatorName[50]; ///< initiator_ID
char targetName[50]; ///< target_ID
char stringMisc[50]; ///< String to be used for misc things
char targetBaseAddr[50]; ///< The base address of the target
int addrValue
{ 0 }; ///< Address Value
int targetSize; ///< Maximum target Size (preset value)
int r_addr_max; ///< Maximum Router Table's memory range
};
// top_module
#endif // EXAMPLES_EX09_HIERARCHICAL_OVERRIDE_OF_PARAMETER_VALUES_TOP_MODULE_H_