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# Conflicts:
#	.cproject
#	.gitmodules
#	.settings/language.settings.xml
#	conanfile.txt
#	examples/simple_system/CMakeLists.txt
#	examples/simple_system/gen/e300_plat_t.h
#	examples/simple_system/gpio.cpp
#	examples/simple_system/plic.cpp
#	examples/simple_system/sc_main.cpp
#	examples/simple_system/simple_system.cpp
#	examples/transaction_recording/CMakeLists.txt
#	examples/transaction_recording/scv_tr_recording_example.cpp
This commit is contained in:
Eyck Jentzsch
2020-04-23 16:39:32 +02:00
parent 53a7c416fa 19d76c2948
commit bcea3ddf39
28 changed files with 810 additions and 438 deletions
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37
examples/CMakeLists.txt
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@@ -1,41 +1,8 @@
cmake_minimum_required(VERSION 3.3)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/../cmake) # main (top) cmake dir
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake) # project specific cmake dir
project (sc-components)
# Set the version number of your project here (format is MAJOR.MINOR.PATCHLEVEL - e.g. 1.0.0)
set(VERSION_MAJOR "0")
set(VERSION_MINOR "0")
set(VERSION_PATCH "1")
set(VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH})
include(Common)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR})
find_package(Threads)
find_package(SystemC REQUIRED)
find_package(ZLIB)
if(SystemC_FOUND)
include_directories(${SystemC_INCLUDE_DIRS})
link_directories(${SystemC_LIBRARY_DIRS}
)
else()
message( FATAL_ERROR "SystemC library not found." )
endif()
if(ZLIB_FOUND)
include_directories( ${ZLIB_INCLUDE_DIRS} )
endif(ZLIB_FOUND)
cmake_minimum_required(VERSION 3.12)
if(SCV_FOUND)
add_definitions(-DWITH_SCV)
include_directories(${SCV_INCLUDE_DIRS})
link_directories(${SCV_LIBRARY_DIRS})
add_subdirectory(transaction_recording)
endif(SCV_FOUND)
endif()
add_subdirectory(simple_system)
add_subdirectory(transaction_recording)
add_subdirectory(ahb_bfm)

8
examples/simple_system/CMakeLists.txt
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@@ -1,6 +1,4 @@
cmake_minimum_required(VERSION 3.3)
# Add executable called "simple_system" that is built from the source files
# "scv_tr_recording_example.cpp". The extensions are automatically found.
cmake_minimum_required(VERSION 3.12)
add_executable (simple_system
plic.cpp
uart.cpp
@@ -10,9 +8,5 @@ add_executable (simple_system
simple_system.cpp
sc_main.cpp
)
# Link the executable to the sc_components library. Since the sc_components library has
# public include directories we will use those link directories when building
# simple_system
target_link_libraries (simple_system LINK_PUBLIC scc)
target_link_libraries (simple_system LINK_PUBLIC ${Boost_LIBRARIES} )
target_link_libraries (simple_system LINK_PUBLIC ${ZLIB_LIBRARY})

10
examples/simple_system/gen/e300_plat_t.h
View File

@@ -17,11 +17,11 @@
#define _E300_PLAT_MAP_H_
// need double braces, see
// https://stackoverflow.com/questions/6893700/how-to-construct-stdarray-object-with-initializer-list#6894191
const std::array<scc::target_memory_map_entry<32>, 4> e300_plat_map = {{
{i_plic.socket, 0x0c000000, 0x200008},
{i_gpio.socket, 0x10012000, 0x1000},
{i_uart.socket, 0x10013000, 0x1000},
{i_spi.socket, 0x10014000, 0x1000},
const std::array<scc::target_name_map_entry<32>, 4> e300_plat_map = {{
{"plic", 0x0c000000, 0x200008},
{"gpio", 0x10012000, 0x1000},
{"uart", 0x10013000, 0x1000},
{"spi", 0x10014000, 0x1000},
}};
#endif /* _E300_PLAT_MAP_H_ */

2
examples/simple_system/gen/gpio_regs.h
View File

@@ -44,7 +44,7 @@
namespace sysc {
class gpio_regs : public sc_core::sc_module, public scc::resetable {
protected:
public:
// storage declarations
uint32_t r_value;

213
examples/simple_system/gpio.cpp
View File

@@ -1,47 +1,224 @@
////////////////////////////////////////////////////////////////////////////////
// Copyright 2017 eyck@minres.com
// Copyright (C) 2017, MINRES Technologies GmbH
// All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Contributors:
// eyck@minres.com - initial implementation
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
////////////////////////////////////////////////////////////////////////////////
#include "gpio.h"
#include "gen/gpio_regs.h"
#include "scc/report.h"
#include "scc/utilities.h"
#include "gen/gpio_regs.h"
#include <limits>
namespace sysc {
gpio::gpio(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
using namespace sc_core;
gpio::gpio(sc_module_name nm)
: sc_module(nm)
, tlm_target<>(clk)
, NAMED(clk_i)
, NAMED(rst_i)
, NAMEDD(regs, gpio_regs) {
, NAMED(pins_o, 32)
, NAMED(pins_i, 32)
, NAMED(iof0_o, 32)
, NAMED(iof1_o, 32)
, NAMED(iof0_i, 32)
, NAMED(iof1_i, 32)
, NAMEDD(regs, gpio_regs)
{
regs->registerResources(*this);
SC_METHOD(clock_cb);
sensitive << clk_i;
SC_METHOD(reset_cb);
sensitive << rst_i;
dont_initialize();
auto pins_i_cb =[this](unsigned int tag, tlm::tlm_signal_gp<>& gp,
tlm::tlm_phase& phase, sc_time& delay)->tlm::tlm_sync_enum{
this->pin_input(tag, gp, delay);
return tlm::TLM_COMPLETED;
};
auto i=0U;
for(auto& s:pins_i){
s.register_nb_transport(pins_i_cb, i);
++i;
}
auto iof0_i_cb =[this](unsigned int tag, tlm::tlm_signal_gp<>& gp,
tlm::tlm_phase& phase, sc_time& delay)->tlm::tlm_sync_enum{
last_iof0[tag]=gp.get_value();
this->iof_input(tag, 0, gp, delay);
return tlm::TLM_COMPLETED;
};
i=0;
for(auto& s:iof0_i){
s.register_nb_transport(iof0_i_cb, i);
++i;
}
auto iof1_i_cb =[this](unsigned int tag, tlm::tlm_signal_gp<>& gp,
tlm::tlm_phase& phase, sc_time& delay)->tlm::tlm_sync_enum{
last_iof1[tag]=gp.get_value();
this->iof_input(tag, 1, gp, delay);
return tlm::TLM_COMPLETED;
};
i=0;
for(auto& s:iof1_i){
s.register_nb_transport(iof1_i_cb, i);
++i;
}
auto update_pins_cb = [this](scc::sc_register<uint32_t> &reg, uint32_t data, sc_time d) -> bool {
if (!this->regs->in_reset()) {
auto changed_bits = (reg.get()^data);
reg.put(data);
update_pins(changed_bits);
}
return true;
};
regs->port.set_write_cb(update_pins_cb);
regs->output_en.set_write_cb(update_pins_cb);
regs->out_xor.set_write_cb(update_pins_cb);
regs->iof_en.set_write_cb(update_pins_cb);
regs->iof_sel.set_write_cb(update_pins_cb);
}
gpio::~gpio() {}
void gpio::clock_cb() {}
void gpio::reset_cb() {
if (rst_i.read())
if (rst_i.read()){
regs->reset_start();
else
} else {
regs->reset_stop();
}
update_pins(std::numeric_limits<uint32_t>::max());
}
void gpio::clock_cb() {
this->clk = clk_i.read();
}
tlm::tlm_phase gpio::write_output(tlm::tlm_signal_gp<bool>& gp, size_t i, bool val) {
sc_time delay{SC_ZERO_TIME};
tlm::tlm_phase phase{ tlm::BEGIN_REQ };
gp.set_command(tlm::TLM_WRITE_COMMAND);
gp.set_response_status(tlm::TLM_OK_RESPONSE);
gp.set_value(val);
pins_o.at(i)->nb_transport_fw(gp, phase, delay);
return phase;
}
void gpio::update_pins(uint32_t changed_bits) {
sc_inout_rv<32>::data_type out_val;
tlm::tlm_signal_gp<bool> gp;
bool val;
for(size_t i=0, mask = 1; i<32; ++i, mask<<=1){
if(changed_bits&mask){
if((regs->r_iof_en&mask!=0) && (iof0_i[i].size()==0 || iof1_i[i].size()==0)){
if((regs->r_iof_sel&mask)==0 && iof0_i[i].size()>0){
val=last_iof0[i]?sc_dt::Log_1:sc_dt::Log_0;
} else if((regs->r_iof_sel&mask)==1 && iof1_i[i].size()>0)
val=last_iof1[i]?sc_dt::Log_1:sc_dt::Log_0;
} else {
if((regs->r_output_en&mask) && (regs->r_port&mask))
val=true;
else
val=false;
if(regs->r_out_xor&mask)
val=~val;
}
tlm::tlm_phase phase = write_output(gp, i, val);
}
}
}
void gpio::pin_input(unsigned int tag, tlm::tlm_signal_gp<bool>& gp, sc_time& delay) {
if(delay>SC_ZERO_TIME){
wait(delay);
delay=SC_ZERO_TIME;
}
auto mask = 1u<<tag;
switch(gp.get_value()){
case true:
if(regs->r_output_en&mask==0)
regs->r_value|=mask;
forward_pin_input(tag, gp);
break;
case false:
if(regs->r_output_en&mask==0) regs->r_value&=~mask;
forward_pin_input(tag, gp);
break;
}
}
void gpio::forward_pin_input(unsigned int tag, tlm::tlm_signal_gp<bool>& gp) {
const auto mask = 1U<<tag;
if(regs->iof_en&mask){
auto& socket = regs->iof_sel&mask?iof1_o[tag]:iof0_o[tag];
tlm::tlm_signal_gp<> new_gp;
for(size_t i=0; i<socket.size(); ++i){
sc_time delay{SC_ZERO_TIME};
tlm::tlm_phase phase{tlm::BEGIN_REQ};
new_gp.set_command(tlm::TLM_WRITE_COMMAND);
new_gp.set_response_status(tlm::TLM_OK_RESPONSE);
new_gp.set_value(gp.get_value());
new_gp.update_extensions_from(gp);
socket->nb_transport_fw(new_gp, phase, delay); // we don't care about phase and sync enum
}
}
}
void gpio::iof_input(unsigned int tag, unsigned iof_idx, tlm::tlm_signal_gp<>& gp, sc_time& delay) {
if(delay>SC_ZERO_TIME){
wait(delay);
delay=SC_ZERO_TIME;
}
const auto mask = 1U<<tag;
if(regs->r_iof_en&mask){
const auto idx = regs->r_iof_sel&mask?1:0;
if(iof_idx == idx){
auto& socket = pins_o[tag];
for(size_t i=0; i<socket.size(); ++i){
sc_time delay{SC_ZERO_TIME};
tlm::tlm_phase phase{tlm::BEGIN_REQ};
tlm::tlm_signal_gp<> new_gp;
new_gp.set_command(tlm::TLM_WRITE_COMMAND);
auto val = gp.get_value();
new_gp.set_value(val);
new_gp.copy_extensions_from(gp);
socket->nb_transport_fw(new_gp, phase, delay); // we don't care about phase and sync enum
gp.update_extensions_from(new_gp);
}
}
}
}
} /* namespace sysc */

77
examples/simple_system/gpio.h
View File

@@ -1,41 +1,84 @@
/*******************************************************************************
* Copyright 2017 eyck@minres.com
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy
* of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
******************************************************************************/
////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017, MINRES Technologies GmbH
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Contributors:
// eyck@minres.com - initial implementation
//
//
////////////////////////////////////////////////////////////////////////////////
#ifndef _GPIO_H_
#define _GPIO_H_
#include <scc/tlm_target.h>
#include "scc/tlm_target.h"
#include "scc/signal_target_mixin.h"
#include "scc/signal_initiator_mixin.h"
#include <tlm/tlm_signal.h>
namespace sysc {
class gpio_regs;
class WsHandler;
class gpio : public sc_core::sc_module, public scc::tlm_target<> {
public:
SC_HAS_PROCESS(gpio);
sc_core::sc_in<sc_core::sc_time> clk_i;
sc_core::sc_in<bool> rst_i;
// sc_core::sc_inout_rv<32> pins_io;
sc_core::sc_vector<scc::tlm_signal_bool_out> pins_o;
sc_core::sc_vector<scc::tlm_signal_bool_in> pins_i;
sc_core::sc_vector<scc::tlm_signal_bool_opt_out> iof0_o;
sc_core::sc_vector<scc::tlm_signal_bool_opt_out> iof1_o;
sc_core::sc_vector<scc::tlm_signal_bool_opt_in> iof0_i;
sc_core::sc_vector<scc::tlm_signal_bool_opt_in> iof1_i;
gpio(sc_core::sc_module_name nm);
virtual ~gpio();
virtual ~gpio() override; // need to keep it in source file because of fwd declaration of gpio_regs
protected:
void clock_cb();
void reset_cb();
void update_pins(uint32_t changed_bits);
void pin_input(unsigned int tag, tlm::tlm_signal_gp<>& gp, sc_core::sc_time& delay);
void forward_pin_input(unsigned int tag, tlm::tlm_signal_gp<>& gp);
void iof_input(unsigned int tag, unsigned iof_idx, tlm::tlm_signal_gp<>& gp, sc_core::sc_time& delay);
sc_core::sc_time clk;
std::array<bool, 32> last_iof0, last_iof1;
std::unique_ptr<gpio_regs> regs;
std::shared_ptr<sysc::WsHandler> handler;
private:
tlm::tlm_phase write_output(tlm::tlm_signal_gp<>& gp, size_t i, bool val);
};
} /* namespace sysc */

8
examples/simple_system/plic.cpp
View File

@@ -119,7 +119,7 @@ void plic::global_int_port_cb() {
if (enable && global_interrupts_i[i].read() == 1) {
regs->r_pending = regs->r_pending | (0x1 << i);
LOG(INFO) << "pending interrupt identified: " << i;
SCDEBUG("plic") << "pending interrupt identified: " << i;
}
}
@@ -147,7 +147,7 @@ void plic::handle_pending_int() {
claim_prio = prio;
claim_int = i;
raise_int = 1;
LOG(INFO) << "pending interrupt activated: " << i;
SCDEBUG("plic") << "pending interrupt activated: " << i;
}
}
}
@@ -158,14 +158,14 @@ void plic::handle_pending_int() {
// todo: evluate clock period
} else {
regs->r_claim_complete = 0;
LOG(INFO) << "no further pending interrupt.";
SCDEBUG("plic") << "no further pending interrupt.";
}
}
void plic::reset_pending_int(uint32_t irq) {
// todo: evaluate enable register (see spec)
// todo: make sure that pending is set, otherwise don't reset irq ... read spec.
LOG(INFO) << "reset pending interrupt: " << irq;
SCDEBUG("plic") << "reset pending interrupt: " << irq;
// reset related pending bit
regs->r_pending &= ~(0x1 << irq);
core_interrupt_o.write(0);

11
examples/simple_system/sc_main.cpp
View File

@@ -24,9 +24,7 @@
#include <scc/report.h>
#include <scc/scv_tr_db.h>
#include <scc/tracer.h>
#include <cci_utils/broker.h>
#include <boost/program_options.hpp>
#include <sstream>
using namespace sysc;
using namespace scc;
@@ -42,10 +40,6 @@ int sc_main(int argc, char *argv[]) {
sc_core::sc_report_handler::set_actions( "/IEEE_Std_1666/deprecated", sc_core::SC_DO_NOTHING );
sc_core::sc_report_handler::set_actions(sc_core::SC_ID_MORE_THAN_ONE_SIGNAL_DRIVER_, sc_core::SC_DO_NOTHING);
///////////////////////////////////////////////////////////////////////////
// create global CCI broker
///////////////////////////////////////////////////////////////////////////
cci::cci_register_broker(new cci_utils::broker("Global Broker"));
///////////////////////////////////////////////////////////////////////////
// CLI argument parsing
///////////////////////////////////////////////////////////////////////////
po::options_description desc("Options");
@@ -77,14 +71,13 @@ int sc_main(int argc, char *argv[]) {
///////////////////////////////////////////////////////////////////////////
// set up tracing & transaction recording
///////////////////////////////////////////////////////////////////////////
tracer trace("simple_system", tracer::TEXT, vm.count("trace"));
tracer trace("simple_system", tracer::COMPRESSED, vm.count("trace"));
// todo: fix displayed clock period in VCD
///////////////////////////////////////////////////////////////////////////
// instantiate top level
///////////////////////////////////////////////////////////////////////////
simple_system i_simple_system("i_simple_system");
// sr_report_handler::add_sc_object_to_filter(&i_simple_system.i_master, sc_core::SC_WARNING, sc_core::SC_MEDIUM);
///////////////////////////////////////////////////////////////////////////
// run simulation
@@ -93,7 +86,7 @@ int sc_main(int argc, char *argv[]) {
// todo: provide end-of-simulation macros
if (!sc_core::sc_end_of_simulation_invoked()) {
LOG(ERROR) << "simulation timed out";
SCERR() << "simulation timed out";
sc_core::sc_stop();
}
return SUCCESS;

23
examples/simple_system/simple_system.cpp
View File

@@ -35,17 +35,21 @@ simple_system::simple_system(sc_core::sc_module_name nm)
, NAMED(s_clk)
, NAMED(s_rst)
, NAMED(s_global_interrupts, 256)
, NAMED(s_core_interrupt) {
, NAMED(s_core_interrupt)
, NAMED(s_gpio, 32)
{
// todo: discuss naming conventions (s_<signal> vs. <port>_i/_o) --> covnert into _s
// bus connections
i_master.intor(i_router.target[0]);
size_t i = 0;
for (const auto &e : e300_plat_map) {
i_router.initiator[i](e.target);
i_router.set_target_range(i, e.start, e.size);
i++;
}
i_router.bind_target(i_plic.socket, 0, "plic");
i_router.bind_target(i_uart.socket, 1, "uart");
i_router.bind_target(i_spi.socket, 2, "spi");
i_router.bind_target(i_gpio.socket, 3, "gpio");
// target address ranges
for (const auto &e : e300_plat_map)
i_router.add_target_range(e.name, e.start, e.size);
// clock/reset connections
i_uart.clk_i(s_clk);
@@ -66,6 +70,11 @@ simple_system::simple_system(sc_core::sc_module_name nm)
i_master.global_interrupts_o(s_global_interrupts);
i_master.core_interrupt_i(s_core_interrupt);
for(auto i=0U; i<s_gpio.size(); ++i){
s_gpio[i].in(i_gpio.pins_o[i]);
i_gpio.pins_i[i](s_gpio[i].out);
}
SC_THREAD(gen_reset);
}

3
examples/simple_system/simple_system.h
View File

@@ -48,7 +48,8 @@ public:
sc_core::sc_signal<sc_core::sc_time> s_clk;
sc_core::sc_signal<bool> s_rst;
sc_core::sc_vector<sc_core::sc_signal<bool>> s_global_interrupts;
sc_core::sc_signal<bool> s_core_interrupt;
sc_core::sc_signal<bool, sc_core::SC_MANY_WRITERS> s_core_interrupt;
sc_core::sc_vector<tlm::tlm_signal<>> s_gpio;
simple_system(sc_core::sc_module_name nm);

22
examples/simple_system/test_initiator.cpp
View File

@@ -36,8 +36,10 @@
#define PLIC_CLAIM_COMPLETE_REG 0x0C200004
namespace sysc {
test_initiator::test_initiator(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
using namespace sc_core;
test_initiator::test_initiator(sc_module_name nm)
: sc_module(nm)
, NAMED(intor)
, NAMED(rst_i)
, NAMED(global_interrupts_o, 256)
@@ -62,6 +64,8 @@ void test_initiator::run() {
test_irq_stress();
// todo: review irq sequences from FW point of view ... expected ???
wait(100_ns);
sc_stop();
}
void test_initiator::test_unique_irq() {
@@ -211,14 +215,14 @@ void test_initiator::write_bus(std::uint32_t adr, std::uint32_t dat) {
data[1] = 0xff & dat >> 8;
data[0] = 0xff & dat;
LOG(INFO) << "write_bus(0x" << std::hex << adr << ") : " << dat;
SCDEBUG("test_initiator") << "write_bus(0x" << std::hex << adr << ") : " << dat;
gp.set_command(tlm::TLM_WRITE_COMMAND);
gp.set_address(adr);
gp.set_data_ptr(data.data());
gp.set_data_length(data.size());
gp.set_streaming_width(4);
sc_core::sc_time delay;
sc_time delay;
intor->b_transport(gp, delay);
if (gp.get_response_status() != tlm::TLM_OK_RESPONSE) {
@@ -236,7 +240,7 @@ std::uint32_t test_initiator::read_bus(std::uint32_t adr) {
gp.set_data_ptr(data.data());
gp.set_data_length(data.size());
gp.set_streaming_width(4);
sc_core::sc_time delay;
sc_time delay;
intor->b_transport(gp, delay);
if (gp.get_response_status() != tlm::TLM_OK_RESPONSE) {
@@ -248,21 +252,21 @@ std::uint32_t test_initiator::read_bus(std::uint32_t adr) {
// todo: use reinterpret_cast instead
std::uint32_t rdat = data[3] << 24 | data[2] << 16 | data[1] << 8 | data[0];
LOG(INFO) << "read_bus(0x" << std::hex << adr << ") -> " << rdat;
SCDEBUG("test_initiator") << "read_bus(0x" << std::hex << adr << ") -> " << rdat;
return rdat;
}
void test_initiator::reg_check(std::uint32_t adr, std::uint32_t exp) {
uint32_t dat = read_bus(adr);
if (dat != exp) {
LOG(ERROR) << "register check failed for address 0x" << std::hex << adr << ": " << dat << " != " << exp;
SCERR("test_initiator") << "register check failed for address 0x" << std::hex << adr << ": " << dat << " != " << exp;
} else {
LOG(INFO) << "register check passed for address 0x" << std::hex << adr << ": " << dat;
SCDEBUG("test_initiator") << "register check passed for address 0x" << std::hex << adr << ": " << dat;
}
}
void test_initiator::core_irq_handler() {
LOG(INFO) << "core_interrupt_i edge detected -> " << core_interrupt_i.read();
SCDEBUG("test_initiator") << "core_interrupt_i edge detected -> " << core_interrupt_i.read();
}
} /* namespace sysc */

9
examples/transaction_recording/CMakeLists.txt
View File

@@ -1,10 +1,5 @@
cmake_minimum_required(VERSION 3.3)
# Add executable called "transaction_recording" that is built from the source files
# "scv_tr_recording_example.cpp". The extensions are automatically found.
cmake_minimum_required(VERSION 3.12)
add_executable (transaction_recording
scv_tr_recording_example.cpp
)
# Link the executable to the sc_components library. Since the sc_components library has
# public include directories we will use those link directories when building
# transaction_recording
target_link_libraries (transaction_recording LINK_PUBLIC scc ${CONAN_LIBS})
target_link_libraries (transaction_recording LINK_PUBLIC scc)

62
examples/transaction_recording/scv_tr_recording_example.cpp
View File

@@ -16,6 +16,15 @@
*****************************************************************************/
#include "scv.h"
#include "scc/scv_tr_db.h"
#include "scc/report.h"
#include "scc/value_registry.h"
// text 11308µs/11602µs
// compressed 10365µs/ 9860µs
// binary 13233µs/10698µs
// SQLite 30363µs/30018µs
// LeveDB 23898µs/22367µs
// hack to fake a true fifo_mutex
#define fifo_mutex sc_mutex
@@ -189,8 +198,7 @@ inline void test::main1() {
for (int i = 0; i < 3; i++) {
rw_task_if::addr_t addr = i;
rw_task_if::data_t data = transactor->read(&addr);
cout << "at time " << sc_time_stamp() << ": ";
cout << "received data : " << data << endl;
SCINFO(sc_get_current_object()->name()) << "received data : " << data;
}
scv_smart_ptr<rw_task_if::addr_t> addr;
@@ -198,14 +206,14 @@ inline void test::main1() {
addr->next();
rw_task_if::data_t data = transactor->read(addr->get_instance());
cout << "data for address " << *addr << " is " << data << endl;
SCINFO(sc_get_current_object()->name()) << "data for address " << *addr << " is " << data;
}
scv_smart_ptr<rw_task_if::write_t> write;
for (int i = 0; i < 3; i++) {
write->next();
transactor->write(write->get_instance());
cout << "send data : " << write->data << endl;
SCINFO(sc_get_current_object()->name()) << "send data : " << write->data;
}
scv_smart_ptr<int> data;
@@ -224,8 +232,7 @@ inline void test::main2() {
for (int i = 0; i < 3; i++) {
rw_task_if::addr_t addr = i;
rw_task_if::data_t data = transactor->read(&addr);
cout << "at time " << sc_time_stamp() << ": ";
cout << "received data : " << data << endl;
SCINFO(sc_get_current_object()->name()) << "received data : " << data;
}
scv_smart_ptr<rw_task_if::addr_t> addr;
@@ -233,14 +240,14 @@ inline void test::main2() {
addr->next();
rw_task_if::data_t data = transactor->read(addr->get_instance());
cout << "data for address " << *addr << " is " << data << endl;
SCINFO(sc_get_current_object()->name()) << "data for address " << *addr << " is " << data;
}
scv_smart_ptr<rw_task_if::write_t> write;
for (int i = 0; i < 3; i++) {
write->next();
transactor->write(write->get_instance());
cout << "send data : " << write->data << endl;
SCINFO(sc_get_current_object()->name()) << "send data : " << write->data;
}
scv_smart_ptr<int> data;
@@ -291,8 +298,7 @@ inline void design::addr_phase() {
outstandingAddresses.push_back(_addr);
outstandingType.push_back(_rw);
cout << "at time " << sc_time_stamp() << ": ";
cout << "received request for memory address " << _addr << endl;
SCINFO(sc_get_current_object()->name()) << "received request for memory address " << _addr;
}
}
@@ -306,15 +312,15 @@ inline void design::data_phase() {
wait(clk->posedge_event());
}
if (outstandingType.front() == false) {
cout << "reading memory address " << outstandingAddresses.front() << " with value "
<< memory[outstandingAddresses.front().to_ulong()] << endl;
SCINFO(sc_get_current_object()->name()) << "reading memory address " << outstandingAddresses.front() << " with value "
<< memory[outstandingAddresses.front().to_ulong()];
bus_data = memory[outstandingAddresses.front().to_ulong()];
data_rdy = 1;
wait(clk->posedge_event());
data_rdy = 0;
} else {
cout << "writing memory address " << outstandingAddresses.front() << " with value " << bus_data << endl;
SCINFO(sc_get_current_object()->name()) << "writing memory address " << outstandingAddresses.front() << " with value " << bus_data;
memory[outstandingAddresses.front().to_ulong()] = bus_data;
data_rdy = 1;
wait(clk->posedge_event());
@@ -324,13 +330,30 @@ inline void design::data_phase() {
outstandingType.pop_front();
}
}
extern void scv_tr_sqlite_init();
inline const char* init_db(char type){
switch(type){
case '2':
scv_tr_compressed_init();
return "my_db.txlog";
break;
case '3':
scv_tr_sqlite_init();
return "my_db.txdb";
break;
default:
scv_tr_text_init();
return "my_db.txlog";
break;
}
}
int sc_main(int argc, char *argv[]) {
auto start = std::chrono::system_clock::now();
scv_startup();
scv_tr_text_init();
const char* fileName = "my_db.txlog";
scc::init_logging(scc::LogConfig().logLevel(logging::DEBUG));
const char *fileName = argc==2? init_db(argv[1][0]): "my_db.txlog";
if(argc<2) scv_tr_text_init();
scv_tr_db db(fileName);
scv_tr_db::set_default_db(&db);
sc_trace_file *tf = sc_create_vcd_trace_file("my_db");
@@ -343,6 +366,7 @@ int sc_main(int argc, char *argv[]) {
sc_signal<bool> data_rdy;
sc_signal<sc_uint<8>> bus_data;
scc::value_registry registry;
// create modules/channels
test t("t");
rw_pipelined_transactor tr("tr");
@@ -373,7 +397,9 @@ int sc_main(int argc, char *argv[]) {
// Disable check for bus simulation.
sc_report_handler::set_actions(SC_ID_MORE_THAN_ONE_SIGNAL_DRIVER_, SC_DO_NOTHING);
// run the simulation
sc_start(1.0, SC_MS);
sc_start(10.0, SC_US);
sc_close_vcd_trace_file(tf);
auto int_us = std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::system_clock::now()-start);
SCINFO() << "simulation duration "<<int_us.count()<<"µs";
return 0;
}