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"""
mbed CMSIS-DAP debugger
Copyright (c) 2015 ARM Limited
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.
"""
from __future__ import print_function
import argparse, os, sys
from time import sleep, time
from random import randrange
import math
import struct
import traceback
import argparse
parentdir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, parentdir)
from pyocd.core.helpers import ConnectHelper
from pyocd.probe.pydapaccess import DAPAccess
from pyocd.utility.conversion import float32_to_u32
from pyocd.flash.flash import Flash
from pyocd.flash.flash_builder import FlashBuilder
from pyocd.utility.progress import print_progress
from test_util import (Test, TestResult, get_session_options)
addr = 0
size = 0
board = None
import logging
class FlashTestResult(TestResult):
def __init__(self):
super(FlashTestResult, self).__init__(None, None, None)
self.name = "flash"
self.chip_erase_rate_erased = None
self.page_erase_rate_same = None
self.page_erase_rate = None
self.analyze = None
self.analyze_rate = None
self.chip_erase_rate = None
class FlashTest(Test):
def __init__(self):
super(FlashTest, self).__init__("Flash Test", flash_test)
def print_perf_info(self, result_list, output_file=None):
result_list = list(filter(lambda x: isinstance(x, FlashTestResult), result_list))
print("\n\n------ Analyzer Performance ------", file=output_file)
perf_format_str = "{:<10}{:<12}{:<18}{:<18}"
print(perf_format_str.format("Target", "Analyzer", "Rate", "Time"),
file=output_file)
print("", file=output_file)
for result in result_list:
if result.passed:
analyze_rate = "%.3f KB/s" % (result.analyze_rate / float(1000))
analyze_time = "%.3f s" % result.analyze_time
else:
analyze_rate = "Fail"
analyze_time = "Fail"
print(perf_format_str.format(result.board,
result.analyze, analyze_rate,
analyze_time),
file=output_file)
print("", file=output_file)
print("\n\n------ Test Rate ------", file=output_file)
rate_format_str = "{:<10}{:<20}{:<20}{:<20}"
print(rate_format_str.format("Target", "Chip Erase", "Page Erase",
"Page Erase (Same data)"),
file=output_file)
print("", file=output_file)
for result in result_list:
if result.passed:
chip_erase_rate = "%.3f KB/s" % (result.chip_erase_rate / float(1000))
page_erase_rate = "%.3f KB/s" % (result.page_erase_rate / float(1000))
page_erase_rate_same = "%.3f KB/s" % (result.page_erase_rate_same / float(1000))
else:
chip_erase_rate = "Fail"
page_erase_rate = "Fail"
page_erase_rate_same = "Fail"
print(rate_format_str.format(result.board,
chip_erase_rate, page_erase_rate,
page_erase_rate_same),
file=output_file)
print("", file=output_file)
def run(self, board):
try:
result = self.test_function(board.unique_id)
except Exception as e:
result = FlashTestResult()
result.passed = False
print("Exception %s when testing board %s" % (e, board.unique_id))
traceback.print_exc(file=sys.stdout)
result.board = board
result.test = self
return result
def same(d1, d2):
if len(d1) != len(d2):
return False
for i in range(len(d1)):
if d1[i] != d2[i]:
return False
return True
def flash_test(board_id):
with ConnectHelper.session_with_chosen_probe(board_id=board_id, **get_session_options()) as session:
board = session.board
target_type = board.target_type
test_clock = 10000000
if target_type == "nrf51":
# Override clock since 10MHz is too fast
test_clock = 1000000
if target_type == "ncs36510":
# Override clock since 10MHz is too fast
test_clock = 1000000
memory_map = board.target.get_memory_map()
ram_regions = [region for region in memory_map if region.type == 'ram']
ram_region = ram_regions[0]
ram_start = ram_region.start
ram_size = ram_region.length
target = board.target
flash = board.flash
flash_info = flash.get_flash_info()
session.probe.set_clock(test_clock)
test_pass_count = 0
test_count = 0
result = FlashTestResult()
# Test each flash region separately.
for rom_region in memory_map.get_regions_of_type('flash'):
if not rom_region.is_testable:
continue
rom_start = rom_region.start
rom_size = rom_region.length
print("\n\n===== Testing flash region '%s' from 0x%08x to 0x%08x ====" % (rom_region.name, rom_region.start, rom_region.end))
binary_file = os.path.join(parentdir, 'binaries', board.test_binary)
with open(binary_file, "rb") as f:
data = f.read()
data = struct.unpack("%iB" % len(data), data)
unused = rom_size - len(data)
# Make sure data doesn't overflow this region.
if unused < 0:
data = data[:rom_size]
unused = 0
addr = rom_start
size = len(data)
# Turn on extra checks for the next 4 tests
flash.set_flash_algo_debug(True)
print("\n------ Test Basic Page Erase ------")
info = flash.flash_block(addr, data, False, False, progress_cb=print_progress())
data_flashed = target.read_memory_block8(addr, size)
if same(data_flashed, data) and info.program_type is FlashBuilder.FLASH_PAGE_ERASE:
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Basic Chip Erase ------")
info = flash.flash_block(addr, data, False, True, progress_cb=print_progress())
data_flashed = target.read_memory_block8(addr, size)
if same(data_flashed, data) and info.program_type is FlashBuilder.FLASH_CHIP_ERASE:
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Smart Page Erase ------")
info = flash.flash_block(addr, data, True, False, progress_cb=print_progress())
data_flashed = target.read_memory_block8(addr, size)
if same(data_flashed, data) and info.program_type is FlashBuilder.FLASH_PAGE_ERASE:
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Smart Chip Erase ------")
info = flash.flash_block(addr, data, True, True, progress_cb=print_progress())
data_flashed = target.read_memory_block8(addr, size)
if same(data_flashed, data) and info.program_type is FlashBuilder.FLASH_CHIP_ERASE:
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
flash.set_flash_algo_debug(False)
print("\n------ Test Basic Page Erase (Entire region) ------")
new_data = list(data)
new_data.extend(unused * [0x77])
info = flash.flash_block(addr, new_data, False, False, progress_cb=print_progress())
if info.program_type == FlashBuilder.FLASH_PAGE_ERASE:
print("TEST PASSED")
test_pass_count += 1
result.page_erase_rate = float(len(new_data)) / float(info.program_time)
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Fast Verify ------")
info = flash.flash_block(addr, new_data, progress_cb=print_progress(), fast_verify=True)
if info.program_type == FlashBuilder.FLASH_PAGE_ERASE:
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Offset Write ------")
addr = rom_start + rom_size // 2
page_size = flash.get_page_info(addr).size
new_data = [0x55] * page_size * 2
info = flash.flash_block(addr, new_data, progress_cb=print_progress())
data_flashed = target.read_memory_block8(addr, len(new_data))
if same(data_flashed, new_data) and info.program_type is FlashBuilder.FLASH_PAGE_ERASE:
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Multiple Block Writes ------")
addr = rom_start + rom_size // 2
page_size = flash.get_page_info(addr).size
more_data = [0x33] * page_size * 2
addr = (rom_start + rom_size // 2) + 1 #cover multiple pages
fb = flash.get_flash_builder()
fb.add_data(rom_start, data)
fb.add_data(addr, more_data)
fb.program(progress_cb=print_progress())
data_flashed = target.read_memory_block8(rom_start, len(data))
data_flashed_more = target.read_memory_block8(addr, len(more_data))
if same(data_flashed, data) and same(data_flashed_more, more_data):
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Overlapping Blocks ------")
test_pass = False
addr = (rom_start + rom_size // 2) #cover multiple pages
page_size = flash.get_page_info(addr).size
new_data = [0x33] * page_size
fb = flash.get_flash_builder()
fb.add_data(addr, new_data)
try:
fb.add_data(addr + 1, new_data)
except ValueError as e:
print("Exception: %s" % e)
test_pass = True
if test_pass:
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Empty Block Write ------")
# Freebee if nothing asserts
fb = flash.get_flash_builder()
fb.program()
print("TEST PASSED")
test_pass_count += 1
test_count += 1
print("\n------ Test Missing Progress Callback ------")
# Freebee if nothing asserts
addr = rom_start
flash.flash_block(rom_start, data, True)
print("TEST PASSED")
test_pass_count += 1
test_count += 1
# Only run test if the reset handler can be programmed (rom start at address 0)
if rom_start == 0:
print("\n------ Test Non-Thumb reset handler ------")
non_thumb_data = list(data)
# Clear bit 0 of 2nd word - reset handler
non_thumb_data[4] = non_thumb_data[4] & ~1
flash.flash_block(rom_start, non_thumb_data)
flash.flash_block(rom_start, data)
print("TEST PASSED")
test_pass_count += 1
test_count += 1
# Note - The decision based tests below are order dependent since they
# depend on the previous state of the flash
if rom_start == flash_info.rom_start:
print("\n------ Test Chip Erase Decision ------")
new_data = list(data)
new_data.extend([0xff] * unused) # Pad with 0xFF
info = flash.flash_block(addr, new_data, progress_cb=print_progress())
if info.program_type == FlashBuilder.FLASH_CHIP_ERASE:
print("TEST PASSED")
test_pass_count += 1
result.chip_erase_rate_erased = float(len(new_data)) / float(info.program_time)
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Chip Erase Decision 2 ------")
new_data = list(data)
new_data.extend([0x00] * unused) # Pad with 0x00
info = flash.flash_block(addr, new_data, progress_cb=print_progress())
if info.program_type == FlashBuilder.FLASH_CHIP_ERASE:
print("TEST PASSED")
test_pass_count += 1
result.chip_erase_rate = float(len(new_data)) / float(info.program_time)
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Page Erase Decision ------")
new_data = list(data)
new_data.extend([0x00] * unused) # Pad with 0x00
info = flash.flash_block(addr, new_data, progress_cb=print_progress())
if info.program_type == FlashBuilder.FLASH_PAGE_ERASE:
print("TEST PASSED")
test_pass_count += 1
result.page_erase_rate_same = float(len(new_data)) / float(info.program_time)
result.analyze = info.analyze_type
result.analyze_time = info.analyze_time
result.analyze_rate = float(len(new_data)) / float(info.analyze_time)
else:
print("TEST FAILED")
test_count += 1
print("\n------ Test Page Erase Decision 2 ------")
new_data = list(data)
size_same = unused * 5 // 6
size_differ = unused - size_same
new_data.extend([0x00] * size_same) # Pad 5/6 with 0x00 and 1/6 with 0xFF
new_data.extend([0x55] * size_differ)
info = flash.flash_block(addr, new_data, progress_cb=print_progress())
if info.program_type == FlashBuilder.FLASH_PAGE_ERASE:
print("TEST PASSED")
test_pass_count += 1
else:
print("TEST FAILED")
test_count += 1
print("\n\nTest Summary:")
print("Pass count %i of %i tests" % (test_pass_count, test_count))
if test_pass_count == test_count:
print("FLASH TEST SCRIPT PASSED")
else:
print("FLASH TEST SCRIPT FAILED")
target.reset()
result.passed = test_count == test_pass_count
return result
if __name__ == "__main__":
parser = argparse.ArgumentParser(description='pyOCD flash test')
parser.add_argument('-d', '--debug', action="store_true", help='Enable debug logging')
parser.add_argument("-da", "--daparg", dest="daparg", nargs='+', help="Send setting to DAPAccess layer.")
args = parser.parse_args()
level = logging.DEBUG if args.debug else logging.INFO
logging.basicConfig(level=level)
DAPAccess.set_args(args.daparg)
# Set to debug to print some of the decisions made while flashing
session = ConnectHelper.session_with_chosen_probe(open_session=False, **get_session_options())
test = FlashTest()
result = [test.run(session.board)]
test.print_perf_info(result)
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