OVMS3-idf/tools/esp_app_trace/sysviewtrace_proc.py

119 lines
5.2 KiB
Python
Executable file

#!/usr/bin/env python
#
# Copyright 2019 Espressif Systems (Shanghai) PTE LTD
#
# 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.
#
# This is python script to process various types trace data streams in SystemView format.
# Trace data can be provided in multiple trace files (one per CPU). After processing phase
# script prints report for every type of trace data stream which was found.
#
import argparse
import sys
import os.path
import signal
import traceback
import espytrace.apptrace as apptrace
import espytrace.sysview as sysview
def main():
parser = argparse.ArgumentParser(description='ESP32 SEGGER SystemView Trace Parsing Tool')
parser.add_argument('trace_sources', help='Trace data sources. Format: [file://]/path/to/file.', nargs='+', type=str)
parser.add_argument('elf_file', help='Path to program ELF file.', type=str)
parser.add_argument('--tmo', '-w', help='Data wait timeout in sec. -1: infinite, 0: no wait', type=int, default=0)
parser.add_argument('--dump-events', '-d', help='Dump all events.', action='store_true')
parser.add_argument('--print-events', '-p', help='Print events of selected types. By default only reports are printed', action='store_true')
parser.add_argument('--include-events', '-i', help='Events types to be included into report.', type=str, choices=['heap', 'log', 'all'], default='all')
parser.add_argument('--toolchain', '-t', help='Toolchain prefix.', type=str, default='xtensa-esp32-elf-')
parser.add_argument('--events-map', '-e', help='Events map file.', type=str, default=os.path.join(os.path.dirname(__file__), 'SYSVIEW_FreeRTOS.txt'))
args = parser.parse_args()
def sig_int_handler(signum, frame):
reader.cleanup()
signal.signal(signal.SIGINT, sig_int_handler)
include_events = {'heap': False, 'log': False}
if args.include_events == 'all':
for k in include_events:
include_events[k] = True
elif args.include_events == 'heap':
include_events['heap'] = True
elif args.include_events == 'log':
include_events['log'] = True
# parse trace files
parsers = []
for i, trace_source in enumerate(args.trace_sources):
try:
parser = sysview.SysViewMultiTraceDataParser(print_events=False, core_id=i)
if include_events['heap']:
parser.add_stream_parser(sysview.SysViewTraceDataParser.STREAMID_HEAP,
sysview.SysViewHeapTraceDataParser(print_events=False, core_id=i))
if include_events['log']:
parser.add_stream_parser(sysview.SysViewTraceDataParser.STREAMID_LOG,
sysview.SysViewLogTraceDataParser(print_events=False, core_id=i))
parsers.append(parser)
except Exception as e:
print("Failed to create data parser ({})!".format(e))
traceback.print_exc()
sys.exit(2)
reader = apptrace.reader_create(trace_source, args.tmo)
if not reader:
print("Failed to create trace reader!")
sys.exit(2)
try:
print("Parse trace from '{}'...".format(trace_source))
sysview.parse_trace(reader, parser, args.events_map)
print("Parsing completed.")
except (apptrace.ReaderTimeoutError, apptrace.ReaderShutdownRequest) as e:
print("Stop parsing trace. ({})".format(e))
except Exception as e:
print("Failed to parse trace ({})!".format(e))
parser.cleanup()
traceback.print_exc()
sys.exit(2)
finally:
reader.cleanup()
# merge and process traces
try:
proc = sysview.SysViewMultiTraceDataProcessor(traces=parsers, print_events=args.dump_events)
if include_events['heap']:
proc.add_stream_processor(sysview.SysViewTraceDataParser.STREAMID_HEAP,
sysview.SysViewHeapTraceDataProcessor(args.toolchain, args.elf_file, print_heap_events=args.print_events))
if include_events['log']:
proc.add_stream_processor(sysview.SysViewTraceDataParser.STREAMID_LOG,
sysview.SysViewLogTraceDataProcessor(print_log_events=args.print_events))
except Exception as e:
print("Failed to create data processor ({})!".format(e))
traceback.print_exc()
sys.exit(2)
try:
print("Process events from '{}'...".format(args.trace_sources))
proc.merge_and_process()
print("Processing completed.")
except Exception as e:
print("Failed to process trace ({})!".format(e))
traceback.print_exc()
sys.exit(2)
finally:
proc.print_report()
if __name__ == '__main__':
main()