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fixes AXI test

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This commit is contained in:
Eyck Jentzsch
2022-10-02 18:20:00 +02:00
parent aa58ec0fa7
commit 34d4102422
7 changed files with 219 additions and 75 deletions
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4
tests/CMakeLists.txt
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@ -1,4 +1,6 @@
add_subdirectory(io-redirector)
add_subdirectory(sim_performance)
add_subdirectory(ordered_semaphore)
add_subdirectory(axi4_pin_level)
if(FULL_TEST_SUITE)
add_subdirectory(sim_performance)
endif()

142
tests/axi4_pin_level/narrow_burst_test.cpp
View File

@ -3,7 +3,9 @@
#include "testbench.h"
#include <factory.h>
#include <tlm/scc/tlm_gp_shared.h>
#undef CHECK
#include <catch2/catch_all.hpp>
#include <unordered_map>
using namespace sc_core;
@ -16,19 +18,18 @@ bool operator==(tlm::tlm_generic_payload const& a, tlm::tlm_generic_payload cons
ret &= a.get_data_length() == b.get_data_length();
for(auto i=0u; i<a.get_data_length(); ++i)
ret &= a.get_data_ptr()[i] == b.get_data_ptr()[i];
if(a.get_byte_enable_ptr() && b.get_byte_enable_ptr()) {
ret &= a.get_byte_enable_length() == b.get_byte_enable_length();
for(auto i=0u; i<a.get_byte_enable_length(); ++i)
ret &= a.get_byte_enable_ptr()[i] == b.get_byte_enable_ptr()[i];
}
// if(a.get_byte_enable_ptr() && b.get_byte_enable_ptr()) {
// ret &= a.get_byte_enable_length() == b.get_byte_enable_length();
// for(auto i=0u; i<a.get_byte_enable_length(); ++i)
// ret &= a.get_byte_enable_ptr()[i] == b.get_byte_enable_ptr()[i];
// }
ret &= a.get_command() == b.get_command();
if(!ret) SCCWARN()<<"Comparison failed: "<<a<<" and "<<b;
//if(!ret) SCCWARN()<<"Comparison failed: "<<a<<" and "<<b;
return ret;
}
template<typename bus_cfg>
tlm::tlm_generic_payload* prepare_trans(uint64_t start_address, size_t len, unsigned id_offs = 0,
unsigned addr_offs = 0) {
tlm::tlm_generic_payload* prepare_trans(uint64_t start_address, unsigned len, unsigned width, unsigned id_offs) {
static uint8_t id{0};
auto trans = tlm::scc::tlm_mm<>::get().allocate<axi::axi4_extension>(len);
trans->set_address(start_address);
@ -36,15 +37,15 @@ tlm::tlm_generic_payload* prepare_trans(uint64_t start_address, size_t len, unsi
auto ext = trans->get_extension<axi::axi4_extension>();
trans->set_data_length(len);
trans->set_streaming_width(len);
ext->set_size(scc::ilog2(4));
ext->set_size(scc::ilog2(width));
sc_assert(len < (bus_cfg::BUSWIDTH / 8) || len % (bus_cfg::BUSWIDTH / 8) == 0);
auto length = (len * 8 - 1) / 32;
if(start_address % (bus_cfg::BUSWIDTH / 8))
if(width==(bus_cfg::BUSWIDTH / 8) && start_address % (bus_cfg::BUSWIDTH / 8))
length++;
ext->set_length(length);
// ext->set_burst(len * 8 > bus_cfg::buswidth ? axi::burst_e::INCR : axi::burst_e::FIXED);
ext->set_burst(axi::burst_e::INCR);
ext->set_id(id | id_offs);
ext->set_id(id);
id = (id + 1) % 8;
return trans;
}
@ -59,94 +60,121 @@ inline void randomize(tlm::tlm_generic_payload& gp) {
req_cnt++;
}
TEST_CASE("pin level narrow burst", "[AXI][pin-level]") {
struct {
unsigned int ResetCycles{10};
unsigned int BurstLengthByte{16};
unsigned int NumberOfIterations{10};
std::vector<tlm::scc::tlm_gp_shared_ptr> sent_read_tx, sent_write_tx;
std::vector<tlm::scc::tlm_gp_shared_ptr> rcv_read_tx, rcv_write_tx;
unsigned resp_cnt{0};
} state;
template<typename STATE>
void run_scenario(STATE& state){
auto& dut = factory::get<testbench>();
dut.tgt_pe.set_operation_cb([&state](axi::axi_protocol_types::tlm_payload_type& trans) -> unsigned {
auto addr = trans.get_address();
uint8_t const* src = reinterpret_cast<uint8_t const*>(&addr);
for(size_t i = 0; i < trans.get_data_length(); ++i) {
*(trans.get_data_ptr() + i) = i % 2 ? i : state.resp_cnt;
auto id = axi::get_axi_id(trans);
if(trans.is_read()) {
for(size_t i = 0; i < trans.get_data_length(); ++i) {
*(trans.get_data_ptr() + i) = i % 2 ? i : (state.resp_cnt+128);
}
state.read_tx[id].second.emplace_back(&trans);
}
if(trans.is_read()) state.rcv_read_tx.emplace_back(&trans);
if(trans.is_write()) state.rcv_write_tx.emplace_back(&trans);
if(trans.is_write())
state.write_tx[id].second.emplace_back(&trans);
SCCDEBUG(__FUNCTION__)<<"RX: "<<trans;
state.resp_cnt++;
return 0;
});
dut.rst.write(false);
sc_start(3*dut.clk.period());
sc_start(state.ResetCycles*dut.clk.period());
dut.rst.write(true);
sc_start(3*dut.clk.period());
sc_start(dut.clk.period());
auto run1 = sc_spawn([&dut, &state](){
unsigned int StartAddr{0x20};
unsigned int StartAddr{0x0};
for(int i = 0; i < state.NumberOfIterations; ++i) {
SCCDEBUG("test") << "run0 executing transactions in iteration " << i;
SCCDEBUG(__FUNCTION__) << "run0 executing transactions in iteration " << i;
{ // 1
tlm::scc::tlm_gp_shared_ptr trans = prepare_trans<testbench::bus_cfg>(StartAddr, state.BurstLengthByte);
tlm::scc::tlm_gp_shared_ptr trans = prepare_trans<testbench::bus_cfg>(StartAddr, state.BurstLengthByte, state.BurstSizeBytes, 0);
randomize(*trans);
trans->set_command(tlm::TLM_READ_COMMAND);
SCCDEBUG(__FUNCTION__)<<"TX: "<<*trans;
dut.intor_pe.transport(*trans, false);
state.sent_read_tx.emplace_back(trans);
auto id = axi::get_axi_id(*trans);
state.read_tx[id].first.emplace_back(trans);
if(trans->get_response_status() != tlm::TLM_OK_RESPONSE)
SCCERR() << "Invalid response status" << trans->get_response_string();
SCCERR(__FUNCTION__) << "Invalid response status" << trans->get_response_string();
}
StartAddr += state.BurstLengthByte;
{ // 2
tlm::scc::tlm_gp_shared_ptr trans = prepare_trans<testbench::bus_cfg>(StartAddr, state.BurstLengthByte);
tlm::scc::tlm_gp_shared_ptr trans = prepare_trans<testbench::bus_cfg>(StartAddr, state.BurstLengthByte, state.BurstSizeBytes, 0);
trans->set_command(tlm::TLM_WRITE_COMMAND);
randomize(*trans);
SCCDEBUG(__FUNCTION__)<<"TX: "<<*trans;
dut.intor_pe.transport(*trans, false);
state.sent_read_tx.emplace_back(trans);
auto id = axi::get_axi_id(*trans);
state.write_tx[id].first.emplace_back(trans);
if(trans->get_response_status() != tlm::TLM_OK_RESPONSE)
SCCERR() << "Invalid response status" << trans->get_response_string();
SCCERR(__FUNCTION__) << "Invalid response status" << trans->get_response_string();
}
StartAddr += state.BurstLengthByte;
StartAddr += state.BurstSizeBytes;
}
});
auto run2 = sc_spawn([&dut, &state](){
unsigned int StartAddr{0x1020};
wait(0_ns);
unsigned int StartAddr{0x1000};
for(int i = 0; i < state.NumberOfIterations; ++i) {
SCCDEBUG("test") << "run1 executing transactions in iteration " << i;
SCCDEBUG(__FUNCTION__) << "run1 executing transactions in iteration " << i;
{ // 1
tlm::scc::tlm_gp_shared_ptr trans = prepare_trans<testbench::bus_cfg>(StartAddr, state.BurstLengthByte, 0x8);
tlm::scc::tlm_gp_shared_ptr trans = prepare_trans<testbench::bus_cfg>(StartAddr, state.BurstLengthByte, state.BurstSizeBytes, 0x8);
randomize(*trans);
trans->set_command(tlm::TLM_READ_COMMAND);
SCCDEBUG(__FUNCTION__)<<"TX: "<<*trans;
dut.intor_pe.transport(*trans, false);
state.sent_write_tx.emplace_back(trans);
auto id = axi::get_axi_id(*trans);
state.read_tx[id].first.emplace_back(trans);
if(trans->get_response_status() != tlm::TLM_OK_RESPONSE)
SCCERR() << "Invalid response status" << trans->get_response_string();
SCCERR(__FUNCTION__) << "Invalid response status" << trans->get_response_string();
}
StartAddr += state.BurstLengthByte;
{ // 2
tlm::scc::tlm_gp_shared_ptr trans = prepare_trans<testbench::bus_cfg>(StartAddr, state.BurstLengthByte, 0x8);
tlm::scc::tlm_gp_shared_ptr trans = prepare_trans<testbench::bus_cfg>(StartAddr, state.BurstLengthByte, state.BurstSizeBytes, 0x8);
trans->set_command(tlm::TLM_WRITE_COMMAND);
randomize(*trans);
SCCDEBUG(__FUNCTION__)<<"TX: "<<*trans;
dut.intor_pe.transport(*trans, false);
state.sent_write_tx.emplace_back(trans);
auto id = axi::get_axi_id(*trans);
state.write_tx[id].first.emplace_back(trans);
if(trans->get_response_status() != tlm::TLM_OK_RESPONSE)
SCCERR() << "Invalid response status" << trans->get_response_string();
SCCERR(__FUNCTION__) << "Invalid response status" << trans->get_response_string();
}
StartAddr += state.BurstLengthByte;
StartAddr += state.BurstSizeBytes;
}
});
sc_start(1000 * dut.clk.period());
sc_start(120 * dut.clk.period());
REQUIRE(run1.terminated());
REQUIRE(run2.terminated());
REQUIRE(state.resp_cnt==40);
REQUIRE(state.sent_write_tx.size() == state.rcv_write_tx.size());
for(auto i = 0; i<state.sent_write_tx.size(); ++i)
CHECK(*state.sent_write_tx[i] == *state.rcv_write_tx[i]);
REQUIRE(state.sent_read_tx.size() == state.rcv_read_tx.size());
for(auto i = 0; i<state.sent_write_tx.size(); ++i)
CHECK(*state.sent_read_tx[i] == *state.rcv_read_tx[i]);
}
TEST_CASE("pin level narrow burst", "[AXI][pin-level]") {
struct {
unsigned int ResetCycles{4};
unsigned int BurstLengthByte{16};
unsigned int BurstSizeBytes{4};
unsigned int NumberOfIterations{8};
std::unordered_map<unsigned, std::pair<std::vector<tlm::scc::tlm_gp_shared_ptr>, std::vector<tlm::scc::tlm_gp_shared_ptr>>> read_tx;
std::unordered_map<unsigned, std::pair<std::vector<tlm::scc::tlm_gp_shared_ptr>, std::vector<tlm::scc::tlm_gp_shared_ptr>>> write_tx;
unsigned resp_cnt{0};
} state;
run_scenario(state);
REQUIRE(state.resp_cnt==4*state.NumberOfIterations);
for(auto& e: state.write_tx) {
auto const& send_tx = e.second.first;
auto const& recv_tx = e.second.second;
REQUIRE(send_tx.size() == recv_tx.size());
for(auto i = 0; i<send_tx.size(); ++i)
CHECK(*send_tx[i] == *recv_tx[i]);
}
for(auto& e: state.read_tx) {
auto const& send_tx = e.second.first;
auto const& recv_tx = e.second.second;
REQUIRE(send_tx.size() == recv_tx.size());
for(auto i = 0; i<send_tx.size(); ++i)
CHECK(*send_tx[i] == *recv_tx[i]);
}
}