Eyck Jentzsch
7bb02bb49e
Some checks failed
SCC Test/pipeline/head There was a failure building this commit
89 lines
3.0 KiB
C++
89 lines
3.0 KiB
C++
#ifndef _TOP_MODULE_H_
|
|
#define _TOP_MODULE_H_
|
|
|
|
#include <atomic>
|
|
#include <chrono>
|
|
#include <scc/async_queue.h>
|
|
#include <scc/async_thread.h>
|
|
#include <scc/report.h>
|
|
#include <sysc/kernel/sc_initializer_function.h>
|
|
#include <sysc/kernel/sc_simcontext.h>
|
|
#include <thread>
|
|
#include <tlm/scc/quantum_keeper.h>
|
|
#include <tlm>
|
|
#include <tlm_core/tlm_2/tlm_generic_payload/tlm_gp.h>
|
|
#include <tlm_utils/simple_initiator_socket.h>
|
|
#include <tlm_utils/simple_target_socket.h>
|
|
#include <util/logging.h>
|
|
|
|
struct initiator : ::sc_core ::sc_module {
|
|
tlm_utils::simple_initiator_socket<initiator, scc::LT> isckt{"isckt"};
|
|
|
|
initiator(sc_core::sc_module_name nm)
|
|
: sc_core::sc_module(nm) {
|
|
SC_THREAD(run);
|
|
}
|
|
|
|
~initiator() {}
|
|
|
|
private:
|
|
void run() {
|
|
wait(sc_core::SC_ZERO_TIME); // guard elaboration phase
|
|
quantum_keeper.reset();
|
|
core_executor.start([this]() { return thread_exec(); });
|
|
wait(core_executor.thread_finish_event());
|
|
sc_core::sc_stop();
|
|
}
|
|
|
|
sc_core::sc_time thread_exec() {
|
|
SCCDEBUG(SCMOD) << "starting thread_exec";
|
|
for(auto i = 0u; i < 16; ++i) {
|
|
std::this_thread::sleep_for(std::chrono::milliseconds(1));
|
|
if(i && (i % 3) == 0) {
|
|
tlm::tlm_generic_payload gp;
|
|
sc_core::sc_time t;
|
|
SCCDEBUG(SCMOD) << "initiating b_transport at local time " << quantum_keeper.get_local_absolute_time();
|
|
quantum_keeper.execute_on_sysc([this, &gp, &t]() {
|
|
SCCDEBUG(SCMOD) << "executing b_transport";
|
|
auto t0 = sc_core::sc_time_stamp();
|
|
this->isckt->b_transport(gp, t);
|
|
return t0 - sc_core::sc_time_stamp();
|
|
});
|
|
if(t.value()) {
|
|
SCCDEBUG(SCMOD) << "incrementing local time by b_transport delay of " << t;
|
|
quantum_keeper.inc(t);
|
|
}
|
|
} else {
|
|
quantum_keeper.check_and_sync(1_us);
|
|
}
|
|
SCCDEBUG(SCMOD) << "local time now " << quantum_keeper.get_local_absolute_time();
|
|
}
|
|
SCCDEBUG(SCMOD) << "finished thread_exec at local time " << quantum_keeper.get_local_absolute_time();
|
|
return quantum_keeper.get_local_absolute_time();
|
|
}
|
|
tlm::scc::quantumkeeper_mt quantum_keeper;
|
|
scc::async_thread core_executor;
|
|
};
|
|
|
|
// top_module
|
|
struct top_module : ::sc_core ::sc_module {
|
|
initiator core{"core"};
|
|
|
|
tlm_utils::simple_target_socket<top_module, scc::LT> tsckt{"tsckt"};
|
|
|
|
top_module(sc_core::sc_module_name nm)
|
|
: sc_core::sc_module(nm) {
|
|
core.isckt(tsckt);
|
|
tsckt.register_b_transport(this, &top_module::b_transport);
|
|
}
|
|
|
|
~top_module() {}
|
|
|
|
void b_transport(tlm::tlm_generic_payload& gp, sc_core::sc_time& t) {
|
|
SCCDEBUG(SCMOD) << "Received b_transport call at local time " << t;
|
|
t += 5_us;
|
|
gp.set_response_status(tlm::TLM_OK_RESPONSE);
|
|
}
|
|
};
|
|
#endif // _TOP_MODULE_H_
|