Merge branch 'master' into vendor_class_zero_length_transfer

18 files changed, 1203 insertions, 308 deletions

diff --git a/tools/build_board.py b/tools/build_board.py
index 9397c754f..13376d126 100644
--- a/tools/build_board.py
+++ b/tools/build_board.py
@@ -1,125 +1,69 @@
 import os
-import glob
 import sys
-import subprocess
 import time
+import subprocess
+from multiprocessing import Pool
+
+import build_utils
 
 SUCCEEDED = "\033[32msucceeded\033[0m"
 FAILED = "\033[31mfailed\033[0m"
 SKIPPED = "\033[33mskipped\033[0m"
 
-success_count = 0
-fail_count = 0
-skip_count = 0
-exit_status = 0
-
-total_time = time.monotonic()
-
-build_format = '| {:29} | {:30} | {:18} | {:7} | {:6} | {:6} |'
 build_separator = '-' * 106
 
+
 def filter_with_input(mylist):
     if len(sys.argv) > 1:
         input_args = list(set(mylist).intersection(sys.argv))
         if len(input_args) > 0:
             mylist[:] = input_args
 
-# If examples are not specified in arguments, build all
-all_examples = []
-for entry in os.scandir("examples/device"):
-    if entry.is_dir():
-        all_examples.append("device/" + entry.name)
-for entry in os.scandir("examples/host"):
-    if entry.is_dir():
-        all_examples.append("host/" + entry.name)
-filter_with_input(all_examples)
-all_examples.sort()
-
-# If boards are not specified in arguments, build all
-all_boards = []
-for entry in os.scandir("hw/bsp"):
-    if entry.is_dir() and os.path.exists(entry.path + "/board.mk"):
-        all_boards.append(entry.name)
-filter_with_input(all_boards)
-all_boards.sort()
-
-def build_board(example, board):
-    global success_count, fail_count, skip_count, exit_status
-    start_time = time.monotonic()
-    flash_size = "-"
-    sram_size = "-"
 
-    # Check if board is skipped
-    if skip_example(example, board):
-        success = SKIPPED
-        skip_count += 1
-        print(build_format.format(example, board, success, '-', flash_size, sram_size))
-    else:
-        subprocess.run("make -C examples/{} BOARD={} clean".format(example, board), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
-        build_result = subprocess.run("make -j -C examples/{} BOARD={} all".format(example, board), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+if __name__ == '__main__':
+    # If examples are not specified in arguments, build all
+    all_examples = []
+    for dir1 in os.scandir("examples"):
+        if dir1.is_dir():
+            for entry in os.scandir(dir1.path):
+                if entry.is_dir():
+                    all_examples.append(dir1.name + '/' + entry.name)
+    filter_with_input(all_examples)
+    all_examples.sort()
 
-        if build_result.returncode == 0:
-            success = SUCCEEDED
-            success_count += 1
-            (flash_size, sram_size) = build_size(example, board)
-        else:
-            exit_status = build_result.returncode
-            success = FAILED
-            fail_count += 1
+    # If boards are not specified in arguments, build all
+    all_boards = []
+    for entry in os.scandir("hw/bsp"):
+        if entry.is_dir() and os.path.exists(entry.path + "/board.mk"):
+            all_boards.append(entry.name)
+    filter_with_input(all_boards)
+    all_boards.sort()
 
-        build_duration = time.monotonic() - start_time
-        print(build_format.format(example, board, success, "{:.2f}s".format(build_duration), flash_size, sram_size))
+    # Get dependencies
+    for b in all_boards:
+        subprocess.run("make -C examples/device/board_test BOARD={} get-deps".format(b), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
 
-        if build_result.returncode != 0:
-            print(build_result.stdout.decode("utf-8"))
-
-def build_size(example, board):
-    #elf_file = 'examples/device/{}/_build/{}/{}-firmware.elf'.format(example, board, board)
-    elf_file = 'examples/{}/_build/{}/*.elf'.format(example, board)
-    size_output = subprocess.run('size {}'.format(elf_file), shell=True, stdout=subprocess.PIPE).stdout.decode("utf-8")
-    size_list = size_output.split('\n')[1].split('\t')
-    flash_size = int(size_list[0])
-    sram_size = int(size_list[1]) + int(size_list[2])
-    return (flash_size, sram_size)
-
-def skip_example(example, board):
-    ex_dir = 'examples/' + example
-    board_mk = 'hw/bsp/{}/board.mk'.format(board)
-    with open(board_mk) as mk:
-        mk_contents = mk.read()
-
-        # Skip all OPT_MCU_NONE these are WIP port
-        if '-DCFG_TUSB_MCU=OPT_MCU_NONE' in mk_contents:
-            return 1
-
-        # Skip if CFG_TUSB_MCU in board.mk to match skip file
-        for skip_file in glob.iglob(ex_dir + '/.skip.MCU_*'):
-            mcu_cflag = '-DCFG_TUSB_MCU=OPT_' + os.path.basename(skip_file).split('.')[2]
-            if mcu_cflag in mk_contents:
-                return 1
-
-        # Build only list, if exists only these MCU are built
-        only_list = list(glob.iglob(ex_dir + '/.only.MCU_*'))
-        if len(only_list) > 0:
-            for only_file in only_list:
-                mcu_cflag = '-DCFG_TUSB_MCU=OPT_' + os.path.basename(only_file).split('.')[2]
-                if mcu_cflag in mk_contents:
-                    return 0
-            return 1
+    print(build_separator)
+    print(build_utils.build_format.format('Example', 'Board', '\033[39mResult\033[0m', 'Time', 'Flash', 'SRAM'))
+    total_time = time.monotonic()
 
-    return 0
+    # succeeded, failed, skipped
+    total_result = [0, 0, 0]
+    for example in all_examples:
+        print(build_separator)
+        with Pool(processes=os.cpu_count()) as pool:
+            pool_args = list((map(lambda b, e=example, o='': [e, b, o], all_boards)))
+            result = pool.starmap(build_utils.build_example, pool_args)
+            # sum all element of same index (column sum)
+            result = list(map(sum, list(zip(*result))))
 
-print(build_separator)
-print(build_format.format('Example', 'Board', '\033[39mResult\033[0m', 'Time', 'Flash', 'SRAM'))
+            # add to total result
+            total_result = list(map(lambda x, y: x + y, total_result, result))
 
-for example in all_examples:
+    total_time = time.monotonic() - total_time
+    print(build_separator)
+    print("Build Summary: {} {}, {} {}, {} {} and took {:.2f}s".format(total_result[0], SUCCEEDED, total_result[1],
+                                                                       FAILED, total_result[2], SKIPPED, total_time))
     print(build_separator)
-    for board in all_boards:
-        build_board(example, board)
-
-total_time = time.monotonic() - total_time
-print(build_separator)
-print("Build Summary: {} {}, {} {}, {} {} and took {:.2f}s".format(success_count, SUCCEEDED, fail_count, FAILED, skip_count, SKIPPED, total_time))
-print(build_separator)
 
-sys.exit(exit_status)
+    sys.exit(total_result[1])
diff --git a/tools/build_cmake.py b/tools/build_cmake.py
new file mode 100644
index 000000000..2eda3f90f
--- /dev/null
+++ b/tools/build_cmake.py
@@ -0,0 +1,105 @@
+import os
+import sys
+import time
+import subprocess
+import pathlib
+from multiprocessing import Pool
+
+import build_utils
+
+SUCCEEDED = "\033[32msucceeded\033[0m"
+FAILED = "\033[31mfailed\033[0m"
+SKIPPED = "\033[33mskipped\033[0m"
+
+build_separator = '-' * 106
+
+def filter_with_input(mylist):
+    if len(sys.argv) > 1:
+        input_args = list(set(mylist).intersection(sys.argv))
+        if len(input_args) > 0:
+            mylist[:] = input_args
+
+
+def build_family(family, cmake_option):
+    all_boards = []
+    for entry in os.scandir("hw/bsp/{}/boards".format(family)):
+        if entry.is_dir() and entry.name != 'pico_sdk':
+            all_boards.append(entry.name)
+    all_boards.sort()
+
+    # success, failed, skipped
+    ret = [0, 0, 0]
+    for board in all_boards:
+        start_time = time.monotonic()
+
+        build_dir = f"cmake-build/cmake-build-{board}"
+
+        # Generate build
+        r = subprocess.run(f"cmake examples -B {build_dir} -G \"Ninja\" -DFAMILY={family} -DBOARD"
+                           f"={board} -DCMAKE_BUILD_TYPE=MinSizeRel {cmake_option}", shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+
+        # Build
+        if r.returncode == 0:
+            r = subprocess.run(f"cmake --build {build_dir}", shell=True, stdout=subprocess.PIPE,
+                               stderr=subprocess.STDOUT)
+
+        duration = time.monotonic() - start_time
+
+        if r.returncode == 0:
+            status = SUCCEEDED
+            ret[0] += 1
+        else:
+            status = FAILED
+            ret[1] += 1
+
+        flash_size = "-"
+        sram_size = "-"
+        example = 'all'
+        title = build_utils.build_format.format(example, board, status, "{:.2f}s".format(duration), flash_size, sram_size)
+
+        if os.getenv('CI'):
+            # always print build output if in CI
+            print(f"::group::{title}")
+            print(r.stdout.decode("utf-8"))
+            print(f"::endgroup::")
+        else:
+            # print build output if failed
+            print(title)
+            if r.returncode != 0:
+                print(r.stdout.decode("utf-8"))
+
+    return ret
+
+
+if __name__ == '__main__':
+    cmake_options = ''
+    for a in sys.argv[1:]:
+        if a.startswith('-'):
+            cmake_options += ' ' + a
+
+    # If family are not specified in arguments, build all supported
+    all_families = []
+    for entry in os.scandir("hw/bsp"):
+        if entry.is_dir() and entry.name != 'espressif' and os.path.isfile(entry.path + "/family.cmake"):
+            all_families.append(entry.name)
+    filter_with_input(all_families)
+    all_families.sort()
+
+    print(build_separator)
+    print(build_utils.build_format.format('Example', 'Board', '\033[39mResult\033[0m', 'Time', 'Flash', 'SRAM'))
+    total_time = time.monotonic()
+
+    # succeeded, failed, skipped
+    total_result = [0, 0, 0]
+    for family in all_families:
+        fret = build_family(family, cmake_options)
+        if len(fret) == len(total_result):
+            total_result = [total_result[i] + fret[i] for i in range(len(fret))]
+
+    total_time = time.monotonic() - total_time
+    print(build_separator)
+    print("Build Summary: {} {}, {} {}, {} {} and took {:.2f}s".format(total_result[0], SUCCEEDED, total_result[1],
+                                                                       FAILED, total_result[2], SKIPPED, total_time))
+    print(build_separator)
+
+    sys.exit(total_result[1])
diff --git a/tools/build_esp32sx.py b/tools/build_esp32.py
index 91953f080..951467c23 100644
--- a/tools/build_esp32sx.py
+++ b/tools/build_esp32.py
@@ -4,6 +4,8 @@ import sys
 import subprocess
 import time
 
+import build_utils
+
 SUCCEEDED = "\033[32msucceeded\033[0m"
 FAILED = "\033[31mfailed\033[0m"
 SKIPPED = "\033[33mskipped\033[0m"
@@ -15,8 +17,8 @@ exit_status = 0
 
 total_time = time.monotonic()
 
-build_format = '| {:23} | {:30} | {:18} | {:7} | {:6} | {:6} |'
-build_separator = '-' * 100
+build_format = '| {:30} | {:30} | {:18} | {:7} | {:6} | {:6} |'
+build_separator = '-' * 107
 
 def filter_with_input(mylist):
     if len(sys.argv) > 1:
@@ -24,21 +26,16 @@ def filter_with_input(mylist):
         if len(input_args) > 0:
             mylist[:] = input_args
 
+
 # Build all examples if not specified
-all_examples = []
-for entry in os.scandir("examples/device"):
-    # Only includes example with CMakeLists.txt for esp32s, and skip board_test to speed up ci
-    if entry.is_dir() and os.path.exists(entry.path + "/sdkconfig.defaults") and entry.name != 'board_test':
-        all_examples.append(entry.name)
+all_examples = [entry.replace('examples/', '') for entry in glob.glob("examples/*/*_freertos")]
 filter_with_input(all_examples)
+all_examples.append('device/board_test')
 all_examples.sort()
 
 # Build all boards if not specified
 all_boards = []
-for entry in os.scandir("hw/bsp/esp32s2/boards"):
-    if entry.is_dir():
-        all_boards.append(entry.name)
-for entry in os.scandir("hw/bsp/esp32s3/boards"):
+for entry in os.scandir("hw/bsp/espressif/boards"):
     if entry.is_dir():
         all_boards.append(entry.name)
 filter_with_input(all_boards)
@@ -47,32 +44,41 @@ all_boards.sort()
 def build_board(example, board):
     global success_count, fail_count, skip_count, exit_status
     start_time = time.monotonic()
+
+    # Check if board is skipped
+    build_dir = f"cmake-build/cmake-build-{board}/{example}"
+
+    # Generate and build
+    r = subprocess.run(f"cmake examples/{example} -B {build_dir} -G \"Ninja\" -DBOARD={board} -DMAX3421_HOST=1",
+                       shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+    if r.returncode == 0:
+        r = subprocess.run(f"cmake --build {build_dir}", shell=True, stdout=subprocess.PIPE,
+                           stderr=subprocess.STDOUT)
+    build_duration = time.monotonic() - start_time
     flash_size = "-"
     sram_size = "-"
 
-    # Check if board is skipped
-    if skip_example(example, board):
-        success = SKIPPED
-        skip_count += 1
-        print(build_format.format(example, board, success, '-', flash_size, sram_size))
+    if r.returncode == 0:
+        success = SUCCEEDED
+        success_count += 1
+        #(flash_size, sram_size) = build_size(example, board)
     else:
-        subprocess.run("make -C examples/device/{} BOARD={} clean".format(example, board), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
-        build_result = subprocess.run("make -j -C examples/device/{} BOARD={} all".format(example, board), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+        exit_status = r.returncode
+        success = FAILED
+        fail_count += 1
 
-        if build_result.returncode == 0:
-            success = SUCCEEDED
-            success_count += 1
-            (flash_size, sram_size) = build_size(example, board)
-        else:
-            exit_status = build_result.returncode
-            success = FAILED
-            fail_count += 1
-
-        build_duration = time.monotonic() - start_time
-        print(build_format.format(example, board, success, "{:.2f}s".format(build_duration), flash_size, sram_size))
+    title = build_format.format(example, board, success, "{:.2f}s".format(build_duration), flash_size, sram_size)
+    if os.getenv('CI'):
+        # always print build output if in CI
+        print(f"::group::{title}")
+        print(r.stdout.decode("utf-8"))
+        print(f"::endgroup::")
+    else:
+        # print build output if failed
+        print(title)
+        if r.returncode != 0:
+            print(r.stdout.decode("utf-8"))
 
-        if build_result.returncode != 0:
-            print(build_result.stdout.decode("utf-8"))
 
 def build_size(example, board):
     #elf_file = 'examples/device/{}/_build/{}/{}-firmware.elf'.format(example, board, board)
@@ -83,8 +89,6 @@ def build_size(example, board):
     sram_size = int(size_list[1]) + int(size_list[2])
     return (flash_size, sram_size)
 
-def skip_example(example, board):
-    return 0
 
 print(build_separator)
 print(build_format.format('Example', 'Board', '\033[39mResult\033[0m', 'Time', 'Flash', 'SRAM'))
diff --git a/tools/build_family.py b/tools/build_family.py
deleted file mode 100644
index c46781904..000000000
--- a/tools/build_family.py
+++ /dev/null
@@ -1,144 +0,0 @@
-import os
-import glob
-import sys
-import subprocess
-import time
-
-SUCCEEDED = "\033[32msucceeded\033[0m"
-FAILED = "\033[31mfailed\033[0m"
-SKIPPED = "\033[33mskipped\033[0m"
-
-success_count = 0
-fail_count = 0
-skip_count = 0
-exit_status = 0
-
-total_time = time.monotonic()
-
-build_format = '| {:29} | {:30} | {:18} | {:7} | {:6} | {:6} |'
-build_separator = '-' * 106
-
-def filter_with_input(mylist):
-    if len(sys.argv) > 1:
-        input_args = list(set(mylist).intersection(sys.argv))
-        if len(input_args) > 0:
-            mylist[:] = input_args
-
-# If examples are not specified in arguments, build all
-all_examples = []
-for entry in os.scandir("examples/device"):
-    if entry.is_dir():
-        all_examples.append("device/" + entry.name)
-for entry in os.scandir("examples/host"):
-    if entry.is_dir():
-        all_examples.append("host/" + entry.name)
-filter_with_input(all_examples)
-all_examples.sort()
-
-# If family are not specified in arguments, build all
-all_families = []
-for entry in os.scandir("hw/bsp"):
-    if entry.is_dir() and os.path.isdir(entry.path + "/boards") and entry.name != "esp32s2" and entry.name != "esp32s3":
-        all_families.append(entry.name)
-            
-filter_with_input(all_families)
-all_families.sort()
-
-def build_family(example, family):
-    all_boards = []
-    for entry in os.scandir("hw/bsp/{}/boards".format(family)):
-        if entry.is_dir():
-            all_boards.append(entry.name)
-    filter_with_input(all_boards)
-    all_boards.sort()
-    
-    for board in all_boards:
-        build_board(example, board)
-    
-def build_board(example, board):
-    global success_count, fail_count, skip_count, exit_status
-    start_time = time.monotonic()
-    flash_size = "-"
-    sram_size = "-"
-
-    # Check if board is skipped
-    if skip_example(example, board):
-        success = SKIPPED
-        skip_count += 1
-        print(build_format.format(example, board, success, '-', flash_size, sram_size))
-    else:   
-        #subprocess.run("make -C examples/{} BOARD={} clean".format(example, board), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
-        build_result = subprocess.run("make -j -C examples/{} BOARD={} all".format(example, board), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
-
-        if build_result.returncode == 0:
-            success = SUCCEEDED
-            success_count += 1
-            (flash_size, sram_size) = build_size(example, board)
-            subprocess.run("make -j -C examples/{} BOARD={} copy-artifact".format(example, board), shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
-        else:
-            exit_status = build_result.returncode
-            success = FAILED
-            fail_count += 1
-
-        build_duration = time.monotonic() - start_time
-        print(build_format.format(example, board, success, "{:.2f}s".format(build_duration), flash_size, sram_size))
-
-        if build_result.returncode != 0:
-            print(build_result.stdout.decode("utf-8"))
-
-def build_size(example, board):
-    #elf_file = 'examples/device/{}/_build/{}/{}-firmware.elf'.format(example, board, board)
-    elf_file = 'examples/{}/_build/{}/*.elf'.format(example, board)
-    size_output = subprocess.run('size {}'.format(elf_file), shell=True, stdout=subprocess.PIPE).stdout.decode("utf-8")
-    size_list = size_output.split('\n')[1].split('\t')
-    flash_size = int(size_list[0])
-    sram_size = int(size_list[1]) + int(size_list[2])
-    return (flash_size, sram_size)
-
-def skip_example(example, board):
-    ex_dir = 'examples/' + example
-    
-    # family CMake
-    board_mk = 'hw/bsp/{}/family.cmake'.format(family)
-
-    # family.mk
-    if not os.path.exists(board_mk):
-        board_mk = 'hw/bsp/{}/family.mk'.format(family)
-
-    with open(board_mk) as mk:
-        mk_contents = mk.read()
-
-        # Skip all OPT_MCU_NONE these are WIP port
-        if 'CFG_TUSB_MCU=OPT_MCU_NONE' in mk_contents:
-            return 1
-
-        # Skip if CFG_TUSB_MCU in board.mk to match skip file
-        for skip_file in glob.iglob(ex_dir + '/.skip.MCU_*'):
-            mcu_cflag = 'CFG_TUSB_MCU=OPT_' + os.path.basename(skip_file).split('.')[2]
-            if mcu_cflag in mk_contents:
-                return 1
-
-        # Build only list, if exists only these MCU are built
-        only_list = list(glob.iglob(ex_dir + '/.only.MCU_*'))
-        if len(only_list) > 0:
-            for only_file in only_list:
-                mcu_cflag = 'CFG_TUSB_MCU=OPT_' + os.path.basename(only_file).split('.')[2]
-                if mcu_cflag in mk_contents:
-                    return 0
-            return 1
-    return 0
-
-print(build_separator)
-print(build_format.format('Example', 'Board', '\033[39mResult\033[0m', 'Time', 'Flash', 'SRAM'))
-
-for example in all_examples:
-    print(build_separator)
-    for family in all_families:
-        build_family(example, family)
-
-total_time = time.monotonic() - total_time
-print(build_separator)
-print("Build Summary: {} {}, {} {}, {} {} and took {:.2f}s".format(success_count, SUCCEEDED, fail_count, FAILED, skip_count, SKIPPED, total_time))
-print(build_separator)
-
-sys.exit(exit_status)
diff --git a/tools/build_make.py b/tools/build_make.py
new file mode 100644
index 000000000..240fc8d64
--- /dev/null
+++ b/tools/build_make.py
@@ -0,0 +1,80 @@
+import os
+import sys
+import time
+from multiprocessing import Pool
+
+import build_utils
+
+SUCCEEDED = "\033[32msucceeded\033[0m"
+FAILED = "\033[31mfailed\033[0m"
+SKIPPED = "\033[33mskipped\033[0m"
+
+build_separator = '-' * 106
+
+
+def filter_with_input(mylist):
+    if len(sys.argv) > 1:
+        input_args = list(set(mylist).intersection(sys.argv))
+        if len(input_args) > 0:
+            mylist[:] = input_args
+
+
+def build_family(example, family, make_option):
+    all_boards = []
+    for entry in os.scandir("hw/bsp/{}/boards".format(family)):
+        if entry.is_dir() and entry.name != 'pico_sdk':
+            all_boards.append(entry.name)
+    filter_with_input(all_boards)
+    all_boards.sort()
+
+    with Pool(processes=os.cpu_count()) as pool:
+        pool_args = list((map(lambda b, e=example, o=make_option: [e, b, o], all_boards)))
+        result = pool.starmap(build_utils.build_example, pool_args)
+        # sum all element of same index (column sum)
+        return list(map(sum, list(zip(*result))))
+
+
+if __name__ == '__main__':
+    make_option = ''
+    for a in sys.argv:
+        if 'TOOLCHAIN=' in sys.argv:
+            make_option += ' ' + a
+
+    # If examples are not specified in arguments, build all
+    all_examples = []
+    for d in os.scandir("examples"):
+        if d.is_dir() and 'cmake' not in d.name and 'build_system' not in d.name:
+            for entry in os.scandir(d.path):
+                if entry.is_dir() and 'cmake' not in entry.name:
+                    all_examples.append(d.name + '/' + entry.name)
+    filter_with_input(all_examples)
+    all_examples.sort()
+
+    # If family are not specified in arguments, build all
+    all_families = []
+    for entry in os.scandir("hw/bsp"):
+        if entry.is_dir() and os.path.isdir(entry.path + "/boards") and entry.name != 'espressif':
+            all_families.append(entry.name)
+    filter_with_input(all_families)
+    all_families.sort()
+
+    print(build_separator)
+    print(build_utils.build_format.format('Example', 'Board', '\033[39mResult\033[0m', 'Time', 'Flash', 'SRAM'))
+    total_time = time.monotonic()
+
+    # succeeded, failed, skipped
+    total_result = [0, 0, 0]
+    for example in all_examples:
+        print(build_separator)
+        for family in all_families:
+            fret = build_family(example, family, make_option)
+            if len(fret) == len(total_result):
+                total_result = [total_result[i] + fret[i] for i in range(len(fret))]
+
+    total_time = time.monotonic() - total_time
+    print(build_separator)
+    print("Build Summary: {} {}, {} {}, {} {} and took {:.2f}s".format(total_result[0], SUCCEEDED, total_result[1],
+                                                                       FAILED, total_result[2], SKIPPED, total_time))
+    print(build_separator)
+
+    sys.exit(total_result[1])
diff --git a/tools/build_utils.py b/tools/build_utils.py
new file mode 100644
index 000000000..b66b64b97
--- /dev/null
+++ b/tools/build_utils.py
@@ -0,0 +1,131 @@
+import subprocess
+import pathlib
+import time
+
+build_format = '| {:29} | {:30} | {:18} | {:7} | {:6} | {:6} |'
+
+SUCCEEDED = "\033[32msucceeded\033[0m"
+FAILED = "\033[31mfailed\033[0m"
+SKIPPED = "\033[33mskipped\033[0m"
+
+
+def skip_example(example, board):
+    ex_dir = pathlib.Path('examples/') / example
+    bsp = pathlib.Path("hw/bsp")
+
+    if (bsp / board / "board.mk").exists():
+        # board without family
+        board_dir = bsp / board
+        family = ""
+        mk_contents = ""
+    else:
+        # board within family
+        board_dir = list(bsp.glob("*/boards/" + board))
+        if not board_dir:
+            # Skip unknown boards
+            return True
+
+        board_dir = list(board_dir)[0]
+
+        family_dir = board_dir.parent.parent
+        family = family_dir.name
+
+        # family.mk
+        family_mk = family_dir / "family.mk"
+        mk_contents = family_mk.read_text()
+
+    # Find the mcu, first in family mk then board mk
+    if "CFG_TUSB_MCU=OPT_MCU_" not in mk_contents:
+        board_mk = board_dir / "board.cmake"
+        if not board_mk.exists():
+            board_mk = board_dir / "board.mk"
+
+        mk_contents = board_mk.read_text()
+
+    mcu = "NONE"
+    for token in mk_contents.split():
+        if "CFG_TUSB_MCU=OPT_MCU_" in token:
+            # Strip " because cmake files has them.
+            token = token.strip("\"")
+            _, opt_mcu = token.split("=")
+            mcu = opt_mcu[len("OPT_MCU_"):]
+            break
+        if "esp32s2" in token:
+            mcu = "ESP32S2"
+            break
+        if "esp32s3" in token:
+            mcu = "ESP32S3"
+            break
+
+    # Skip all OPT_MCU_NONE these are WIP port
+    if mcu == "NONE":
+        return True
+
+    skip_file = ex_dir / "skip.txt"
+    only_file = ex_dir / "only.txt"
+
+    if skip_file.exists():
+        skips = skip_file.read_text().split()
+        if ("mcu:" + mcu in skips or
+            "board:" + board in skips or
+            "family:" + family in skips):
+            return True
+
+    if only_file.exists():
+        onlys = only_file.read_text().split()
+        if not ("mcu:" + mcu in onlys or
+                "board:" + board in onlys or
+                "family:" + family in onlys):
+            return True
+
+    return False
+
+
+def build_example(example, board, make_option):
+    start_time = time.monotonic()
+    flash_size = "-"
+    sram_size = "-"
+
+    # succeeded, failed, skipped
+    ret = [0, 0, 0]
+
+    make_cmd = "make -j -C examples/{} BOARD={} {}".format(example, board, make_option)
+
+    # Check if board is skipped
+    if skip_example(example, board):
+        status = SKIPPED
+        ret[2] = 1
+        print(build_format.format(example, board, status, '-', flash_size, sram_size))
+    else:
+        #subprocess.run(make_cmd + " clean", shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+        build_result = subprocess.run(make_cmd + " all", shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+
+        if build_result.returncode == 0:
+            status = SUCCEEDED
+            ret[0] = 1
+            (flash_size, sram_size) = build_size(make_cmd)
+            #subprocess.run(make_cmd + " copy-artifact", shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+        else:
+            status = FAILED
+            ret[1] = 1
+
+        build_duration = time.monotonic() - start_time
+        print(build_format.format(example, board, status, "{:.2f}s".format(build_duration), flash_size, sram_size))
+
+        if build_result.returncode != 0:
+            print(build_result.stdout.decode("utf-8"))
+
+    return ret
+
+
+def build_size(make_cmd):
+    size_output = subprocess.run(make_cmd + ' size', shell=True, stdout=subprocess.PIPE).stdout.decode("utf-8").splitlines()
+    for i, l in enumerate(size_output):
+        text_title = 'text	   data	    bss	    dec'
+        if text_title in l:
+            size_list = size_output[i+1].split('\t')
+            flash_size = int(size_list[0])
+            sram_size = int(size_list[1]) + int(size_list[2])
+            return (flash_size, sram_size)
+
+    return (0, 0)
diff --git a/tools/codespell/exclude-file.txt b/tools/codespell/exclude-file.txt
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/tools/codespell/exclude-file.txt
diff --git a/tools/codespell/ignore-words.txt b/tools/codespell/ignore-words.txt
new file mode 100644
index 000000000..957cbd86b
--- /dev/null
+++ b/tools/codespell/ignore-words.txt
@@ -0,0 +1,14 @@
+synopsys
+sie
+tre
+thre
+hsi
+fro
+dout
+mot
+te
+attch
+endianess
+pris
+busses
+ser
diff --git a/tools/gen_doc.py b/tools/gen_doc.py
new file mode 100644
index 000000000..c63294588
--- /dev/null
+++ b/tools/gen_doc.py
@@ -0,0 +1,35 @@
+import pandas as pd
+from tabulate import tabulate
+from pathlib import Path
+from get_deps import deps_all
+
+# TOP is tinyusb root dir
+TOP = Path(__file__).parent.parent.resolve()
+
+
+###########################################
+# Dependencies
+###########################################
+
+def gen_deps_doc():
+    deps_rst = Path(TOP) / "docs/reference/dependencies.rst"
+    df = pd.DataFrame.from_dict(deps_all, orient='index', columns=['Repo', 'Commit', 'Required by'])
+    df = df[['Repo', 'Commit', 'Required by']].sort_index()
+    df = df.rename_axis("Local Path")
+
+    outstr = f"""\
+************
+Dependencies
+************
+
+MCU low-level peripheral driver and external libraries for building TinyUSB examples
+
+{tabulate(df, headers="keys", tablefmt='rst')}
+"""
+
+    with deps_rst.open('w') as f:
+        f.write(outstr)
+
+
+if __name__ == "__main__":
+    gen_deps_doc()
diff --git a/tools/get_deps.py b/tools/get_deps.py
new file mode 100644
index 000000000..cdb5dafe1
--- /dev/null
+++ b/tools/get_deps.py
@@ -0,0 +1,253 @@
+import sys
+import subprocess
+from pathlib import Path
+from multiprocessing import Pool
+
+# Mandatory Dependencies that is always fetched
+# path, url, commit, family (Alphabet sorted by path)
+deps_mandatory = {
+    'lib/FreeRTOS-Kernel': ['https://github.com/FreeRTOS/FreeRTOS-Kernel.git',
+                            'cc0e0707c0c748713485b870bb980852b210877f',
+                            'all'],
+    'lib/lwip': ['https://github.com/lwip-tcpip/lwip.git',
+                 '159e31b689577dbf69cf0683bbaffbd71fa5ee10',
+                 'all'],
+    'tools/uf2': ['https://github.com/microsoft/uf2.git',
+                  '19615407727073e36d81bf239c52108ba92e7660',
+                  'all'],
+}
+
+# Optional Dependencies per MCU
+# path, url, commit, family (Alphabet sorted by path)
+deps_optional = {
+    'hw/mcu/allwinner': ['https://github.com/hathach/allwinner_driver.git',
+                         '8e5e89e8e132c0fd90e72d5422e5d3d68232b756',
+                         'fc100s'],
+    'hw/mcu/bridgetek/ft9xx/ft90x-sdk': ['https://github.com/BRTSG-FOSS/ft90x-sdk.git',
+                                         '91060164afe239fcb394122e8bf9eb24d3194eb1',
+                                         'brtmm90x'],
+    'hw/mcu/broadcom': ['https://github.com/adafruit/broadcom-peripherals.git',
+                        '08370086080759ed54ac1136d62d2ad24c6fa267',
+                        'broadcom_32bit broadcom_64bit'],
+    'hw/mcu/gd/nuclei-sdk': ['https://github.com/Nuclei-Software/nuclei-sdk.git',
+                             '7eb7bfa9ea4fbeacfafe1d5f77d5a0e6ed3922e7',
+                             'gd32vf103'],
+    'hw/mcu/infineon/mtb-xmclib-cat3': ['https://github.com/Infineon/mtb-xmclib-cat3.git',
+                                        'daf5500d03cba23e68c2f241c30af79cd9d63880',
+                                        'xmc4000'],
+    'hw/mcu/microchip': ['https://github.com/hathach/microchip_driver.git',
+                         '9e8b37e307d8404033bb881623a113931e1edf27',
+                         'sam3x samd11 samd21 samd51 samd5x_e5x same5x same7x saml2x samg'],
+    'hw/mcu/mindmotion/mm32sdk': ['https://github.com/hathach/mm32sdk.git',
+                                  'b93e856211060ae825216c6a1d6aa347ec758843',
+                                  'mm32'],
+    'hw/mcu/nordic/nrfx': ['https://github.com/NordicSemiconductor/nrfx.git',
+                           '7c47cc0a56ce44658e6da2458e86cd8783ccc4a2',
+                           'nrf'],
+    'hw/mcu/nuvoton': ['https://github.com/majbthrd/nuc_driver.git',
+                       '2204191ec76283371419fbcec207da02e1bc22fa',
+                       'nuc'],
+    'hw/mcu/nxp/lpcopen': ['https://github.com/hathach/nxp_lpcopen.git',
+                           '04bfe7a5f6ee74a89a28ad618d3367dcfcfb7d83',
+                           'lpc11 lpc13 lpc15 lpc17 lpc18 lpc40 lpc43'],
+    'hw/mcu/nxp/mcux-sdk': ['https://github.com/hathach/mcux-sdk.git',
+                            '144f1eb7ea8c06512e12f12b27383601c0272410',
+                            'kinetis_k kinetis_k32l2 kinetis_kl lpc51 lpc54 lpc55 mcx imxrt'],
+    'hw/mcu/raspberry_pi/Pico-PIO-USB': ['https://github.com/sekigon-gonnoc/Pico-PIO-USB.git',
+                                         '0f747aaa0c16f750bdfa2ba37ec25d6c8e1bc117',
+                                         'rp2040'],
+    'hw/mcu/renesas/fsp': ['https://github.com/renesas/fsp.git',
+                           'd52e5a6a59b7c638da860c2bb309b6e78e752ff8',
+                           'ra'],
+    'hw/mcu/renesas/rx': ['https://github.com/kkitayam/rx_device.git',
+                          '706b4e0cf485605c32351e2f90f5698267996023',
+                          'rx'],
+    'hw/mcu/silabs/cmsis-dfp-efm32gg12b': ['https://github.com/cmsis-packs/cmsis-dfp-efm32gg12b.git',
+                                           'f1c31b7887669cb230b3ea63f9b56769078960bc',
+                                           'efm32'],
+    'hw/mcu/sony/cxd56/spresense-exported-sdk': ['https://github.com/sonydevworld/spresense-exported-sdk.git',
+                                                 '2ec2a1538362696118dc3fdf56f33dacaf8f4067',
+                                                 'spresense'],
+    'hw/mcu/st/cmsis_device_f0': ['https://github.com/STMicroelectronics/cmsis_device_f0.git',
+                                  '2fc25ee22264bc27034358be0bd400b893ef837e',
+                                  'stm32f0'],
+    'hw/mcu/st/cmsis_device_f1': ['https://github.com/STMicroelectronics/cmsis_device_f1.git',
+                                  '6601104a6397299b7304fd5bcd9a491f56cb23a6',
+                                  'stm32f1'],
+    'hw/mcu/st/cmsis_device_f2': ['https://github.com/STMicroelectronics/cmsis_device_f2.git',
+                                  '182fcb3681ce116816feb41b7764f1b019ce796f',
+                                  'stm32f2'],
+    'hw/mcu/st/cmsis_device_f3': ['https://github.com/STMicroelectronics/cmsis_device_f3.git',
+                                  '5e4ee5ed7a7b6c85176bb70a9fd3c72d6eb99f1b',
+                                  'stm32f3'],
+    'hw/mcu/st/cmsis_device_f4': ['https://github.com/STMicroelectronics/cmsis_device_f4.git',
+                                  '2615e866fa48fe1ff1af9e31c348813f2b19e7ec',
+                                  'stm32f4'],
+    'hw/mcu/st/cmsis_device_f7': ['https://github.com/STMicroelectronics/cmsis_device_f7.git',
+                                  '25b0463439303b7a38f0d27b161f7d2f3c096e79',
+                                  'stm32f7'],
+    'hw/mcu/st/cmsis_device_g0': ['https://github.com/STMicroelectronics/cmsis_device_g0.git',
+                                  '3a23e1224417f3f2d00300ecd620495e363f2094',
+                                  'stm32g0'],
+    'hw/mcu/st/cmsis_device_g4': ['https://github.com/STMicroelectronics/cmsis_device_g4.git',
+                                  'ce822adb1dc552b3aedd13621edbc7fdae124878',
+                                  'stm32g4'],
+    'hw/mcu/st/cmsis_device_h7': ['https://github.com/STMicroelectronics/cmsis_device_h7.git',
+                                  '60dc2c913203dc8629dc233d4384dcc41c91e77f',
+                                  'stm32h7'],
+    'hw/mcu/st/cmsis_device_h5': ['https://github.com/STMicroelectronics/cmsis_device_h5.git',
+                                  'cd2d1d579743de57b88ccaf61a968b9c05848ffc',
+                                  'stm32h5'],
+    'hw/mcu/st/cmsis_device_l0': ['https://github.com/STMicroelectronics/cmsis_device_l0.git',
+                                  '69cd5999fd40ae6e546d4905b21635c6ca1bcb92',
+                                  'stm32l0'],
+    'hw/mcu/st/cmsis_device_l1': ['https://github.com/STMicroelectronics/cmsis_device_l1.git',
+                                  '7f16ec0a1c4c063f84160b4cc6bf88ad554a823e',
+                                  'stm32l1'],
+    'hw/mcu/st/cmsis_device_l4': ['https://github.com/STMicroelectronics/cmsis_device_l4.git',
+                                  '6ca7312fa6a5a460b5a5a63d66da527fdd8359a6',
+                                  'stm32l4'],
+    'hw/mcu/st/cmsis_device_l5': ['https://github.com/STMicroelectronics/cmsis_device_l5.git',
+                                  'd922865fc0326a102c26211c44b8e42f52c1e53d',
+                                  'stm32l5'],
+    'hw/mcu/st/cmsis_device_u5': ['https://github.com/STMicroelectronics/cmsis_device_u5.git',
+                                  '5ad9797c54ec3e55eff770fc9b3cd4a1aefc1309',
+                                  'stm32u5'],
+    'hw/mcu/st/cmsis_device_wb': ['https://github.com/STMicroelectronics/cmsis_device_wb.git',
+                                  '9c5d1920dd9fabbe2548e10561d63db829bb744f',
+                                  'stm32wb'],
+    'hw/mcu/st/stm32f0xx_hal_driver': ['https://github.com/STMicroelectronics/stm32f0xx_hal_driver.git',
+                                       '0e95cd88657030f640a11e690a8a5186c7712ea5',
+                                       'stm32f0'],
+    'hw/mcu/st/stm32f1xx_hal_driver': ['https://github.com/STMicroelectronics/stm32f1xx_hal_driver.git',
+                                       '1dd9d3662fb7eb2a7f7d3bc0a4c1dc7537915a29',
+                                       'stm32f1'],
+    'hw/mcu/st/stm32f2xx_hal_driver': ['https://github.com/STMicroelectronics/stm32f2xx_hal_driver.git',
+                                       'c75ace9b908a9aca631193ebf2466963b8ea33d0',
+                                       'stm32f2'],
+    'hw/mcu/st/stm32f3xx_hal_driver': ['https://github.com/STMicroelectronics/stm32f3xx_hal_driver.git',
+                                       '1761b6207318ede021706e75aae78f452d72b6fa',
+                                       'stm32f3'],
+    'hw/mcu/st/stm32f4xx_hal_driver': ['https://github.com/STMicroelectronics/stm32f4xx_hal_driver.git',
+                                       '04e99fbdabd00ab8f370f377c66b0a4570365b58',
+                                       'stm32f4'],
+    'hw/mcu/st/stm32f7xx_hal_driver': ['https://github.com/STMicroelectronics/stm32f7xx_hal_driver.git',
+                                       'f7ffdf6bf72110e58b42c632b0a051df5997e4ee',
+                                       'stm32f7'],
+    'hw/mcu/st/stm32g0xx_hal_driver': ['https://github.com/STMicroelectronics/stm32g0xx_hal_driver.git',
+                                       'e911b12c7f67084d7f6b76157a4c0d4e2ec3779c',
+                                       'stm32g0'],
+    'hw/mcu/st/stm32g4xx_hal_driver': ['https://github.com/STMicroelectronics/stm32g4xx_hal_driver.git',
+                                       '8b4518417706d42eef5c14e56a650005abf478a8',
+                                       'stm32g4'],
+    'hw/mcu/st/stm32h7xx_hal_driver': ['https://github.com/STMicroelectronics/stm32h7xx_hal_driver.git',
+                                       'd8461b980b59b1625207d8c4f2ce0a9c2a7a3b04',
+                                       'stm32h7'],
+    'hw/mcu/st/stm32h5xx_hal_driver': ['https://github.com/STMicroelectronics/stm32h5xx_hal_driver.git',
+                                       '2cf77de584196d619cec1b4586c3b9e2820a254e',
+                                       'stm32h5'],
+    'hw/mcu/st/stm32l0xx_hal_driver': ['https://github.com/STMicroelectronics/stm32l0xx_hal_driver.git',
+                                       'fbdacaf6f8c82a4e1eb9bd74ba650b491e97e17b',
+                                       'stm32l0'],
+    'hw/mcu/st/stm32l1xx_hal_driver': ['https://github.com/STMicroelectronics/stm32l1xx_hal_driver.git',
+                                       '44efc446fa69ed8344e7fd966e68ed11043b35d9',
+                                       'stm32l1'],
+    'hw/mcu/st/stm32l4xx_hal_driver': ['https://github.com/STMicroelectronics/stm32l4xx_hal_driver.git',
+                                       'aee3d5bf283ae5df87532b781bdd01b7caf256fc',
+                                       'stm32l4'],
+    'hw/mcu/st/stm32l5xx_hal_driver': ['https://github.com/STMicroelectronics/stm32l5xx_hal_driver.git',
+                                       '675c32a75df37f39d50d61f51cb0dcf53f07e1cb',
+                                       'stm32l5'],
+    'hw/mcu/st/stm32u5xx_hal_driver': ['https://github.com/STMicroelectronics/stm32u5xx_hal_driver.git',
+                                       '4d93097a67928e9377e655ddd14622adc31b9770',
+                                       'stm32u5'],
+    'hw/mcu/st/stm32wbxx_hal_driver': ['https://github.com/STMicroelectronics/stm32wbxx_hal_driver.git',
+                                       '2c5f06638be516c1b772f768456ba637f077bac8',
+                                       'stm32wb'],
+    'hw/mcu/ti': ['https://github.com/hathach/ti_driver.git',
+                  '143ed6cc20a7615d042b03b21e070197d473e6e5',
+                  'msp430 msp432e4 tm4c'],
+    'hw/mcu/wch/ch32v307': ['https://github.com/openwch/ch32v307.git',
+                            '17761f5cf9dbbf2dcf665b7c04934188add20082',
+                            'ch32v307'],
+    'hw/mcu/wch/ch32f20x': ['https://github.com/openwch/ch32f20x.git',
+                            '77c4095087e5ed2c548ec9058e655d0b8757663b',
+                            'ch32f20x'],
+    'lib/CMSIS_5': ['https://github.com/ARM-software/CMSIS_5.git',
+                    '20285262657d1b482d132d20d755c8c330d55c1f',
+                    'imxrt kinetis_k32l2 kinetis_kl lpc51 lpc54 lpc55 mcx mm32 msp432e4 nrf ra saml2x'
+                    'lpc11 lpc13 lpc15 lpc17 lpc18 lpc40 lpc43'
+                    'stm32f0 stm32f1 stm32f2 stm32f3 stm32f4 stm32f7 stm32g0 stm32g4 stm32h5'
+                    'stm32h7 stm32l0 stm32l1 stm32l4 stm32l5 stm32u5 stm32wb'
+                    'sam3x samd11 samd21 samd51 samd5x_e5x same5x same7x saml2x samg'
+                    'tm4c'],
+    'lib/sct_neopixel': ['https://github.com/gsteiert/sct_neopixel.git',
+                         'e73e04ca63495672d955f9268e003cffe168fcd8',
+                         'lpc55'],
+}
+
+# combined 2 deps
+deps_all = {**deps_mandatory, **deps_optional}
+
+# TOP is tinyusb root dir
+TOP = Path(__file__).parent.parent.resolve()
+
+
+def run_cmd(cmd):
+    return subprocess.run(cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+
+
+def get_a_dep(d):
+    if d not in deps_all.keys():
+        print('{} is not found in dependency list')
+        return 1
+    url = deps_all[d][0]
+    commit = deps_all[d][1]
+    families = deps_all[d][2]
+
+    print(f'cloning {d} with {url}')
+
+    p = Path(TOP / d)
+    git_cmd = f"git -C {p}"
+
+    # Init git deps if not existed
+    if not p.exists():
+        p.mkdir(parents=True)
+        run_cmd(f"{git_cmd} init")
+        run_cmd(f"{git_cmd} remote add origin {url}")
+
+    # Check if commit is already fetched
+    result = run_cmd(f"{git_cmd} rev-parse HEAD")
+    head = result.stdout.decode("utf-8").splitlines()[0]
+    run_cmd(f"{git_cmd} reset --hard")
+    if commit != head:
+        run_cmd(f"{git_cmd} fetch --depth 1 origin {commit}")
+        run_cmd(f"{git_cmd} checkout FETCH_HEAD")
+
+    return 0
+
+
+# Arguments can be
+# - family name
+# - specific deps path
+# - all
+if __name__ == "__main__":
+    status = 0
+    deps = list(deps_mandatory.keys())
+    # get all if  'all' is argument
+    if len(sys.argv) == 2 and sys.argv[1] == 'all':
+        deps += deps_optional.keys()
+    else:
+        for arg in sys.argv[1:]:
+            if arg in deps_all.keys():
+                # if arg is a dep, add it
+                deps.append(arg)
+            else:
+                # arg is a family name, add all deps of that family
+                for d in deps_optional:
+                    if arg in deps_optional[d][2]:
+                        deps.append(d)
+
+    with Pool() as pool:
+        status = sum(pool.map(get_a_dep, deps))
+    sys.exit(status)
diff --git a/tools/iar_gen.py b/tools/iar_gen.py
new file mode 100644
index 000000000..ebcfa1423
--- /dev/null
+++ b/tools/iar_gen.py
@@ -0,0 +1,87 @@
+#!/usr/bin/python3
+
+import os
+import sys
+import xml.dom.minidom as XML
+import glob
+
+def Main():
+    # Read base configuration
+    base = ""
+    with open("iar_template.ipcf") as f:
+        base = f.read()
+
+    # Enumerate all device/host examples
+    dir_1 = os.listdir("../examples")
+    for dir_2 in dir_1:
+        if os.path.isdir("../examples/{}".format(dir_2)):
+            print(dir_2)
+            examples = os.listdir("../examples/{}".format(dir_2))
+            for example in examples:
+                if os.path.isdir("../examples/{}/{}".format(dir_2, example)):
+                    print("../examples/{}/{}".format(dir_2, example))
+                    conf = XML.parseString(base)
+                    files = conf.getElementsByTagName("files")[0]
+                    inc   = conf.getElementsByTagName("includePath")[0]
+                    # Add bsp inc
+                    path = conf.createElement('path')
+                    path_txt = conf.createTextNode("$TUSB_DIR$/hw")
+                    path.appendChild(path_txt)
+                    inc.appendChild(path)
+                    # Add board.c/.h
+                    grp = conf.createElement('group')
+                    grp.setAttribute("name", "bsp")
+                    path = conf.createElement('path')
+                    path_txt = conf.createTextNode("$TUSB_DIR$/hw/bsp/board.c")
+                    path.appendChild(path_txt)
+                    grp.appendChild(path)
+                    files.appendChild(grp)
+                    # Add example's .c/.h
+                    grp = conf.createElement('group')
+                    grp.setAttribute("name", "example")
+                    for file in os.listdir("../examples/{}/{}/src".format(dir_2, example)):
+                        if file.endswith(".c") or file.endswith(".h"):
+                            path = conf.createElement('path')
+                            path.setAttribute("copyTo", "$PROJ_DIR$/{}".format(file))
+                            path_txt = conf.createTextNode("$TUSB_DIR$/examples/{0}/{1}/src/{2}".format(dir_2, example, file))
+                            path.appendChild(path_txt)
+                            grp.appendChild(path)
+                    files.appendChild(grp)
+                    cfg_str = conf.toprettyxml()
+                    cfg_str = '\n'.join([s for s in cfg_str.splitlines() if s.strip()])
+                    #print(cfg_str)
+                    with open("../examples/{0}/{1}/iar_{1}.ipcf".format(dir_2, example), 'w') as f:
+                        f.write(cfg_str)
+
+def ListPath(path, blacklist=[]):
+    # Get all .c files
+    files = glob.glob(f'../{path}/**/*.c', recursive=True)
+    files.extend(glob.glob(f'../{path}/**/*.h', recursive=True))
+    # Filter
+    files = [x for x in files if all(y not in x for y in blacklist)]
+    # Get common dir list
+    dirs = []
+    for file in files:
+        dir = os.path.dirname(file)
+        if dir not in dirs:
+            dirs.append(dir)
+    # Print .c grouped by dir
+    for dir in dirs:
+        print('<group name="' + dir.replace('../', '').replace('\\','/') + '">')
+        for file in files:
+            if os.path.dirname(file) == dir:
+                print('    <path>$TUSB_DIR$/' + file.replace('../','').replace('\\','/')+'</path>')
+        print('</group>')
+
+def List():
+    ListPath('src', [ 'template.c', 'dcd_synopsys.c', 'dcd_esp32sx.c' ])
+    ListPath('lib/SEGGER_RTT')
+
+if __name__ == "__main__":
+    if os.path.dirname(os.getcwd()) != 'tools':
+        os.chdir('tools')
+    if (len(sys.argv) > 1):
+        if (sys.argv[1] == 'l'):
+            List()
+    else:
+        Main()
diff --git a/tools/iar_template.ipcf b/tools/iar_template.ipcf
new file mode 100644
index 000000000..e72ec0ce2
--- /dev/null
+++ b/tools/iar_template.ipcf
@@ -0,0 +1,275 @@
+<?xml version="1.0"?>
+<iarProjectConnection name="tinyusb" oneShot="true">
+
+	<includePath>
+		<path>$TUSB_DIR$/src</path>
+        <path>$TUSB_DIR$/lib/SEGGER_RTT/RTT</path>
+        <path>$TUSB_DIR$/lib/SEGGER_RTT/Config</path>
+        <path>$PROJ_DIR$</path>
+	</includePath>
+	<files>
+        <group name="src">
+            <path>$TUSB_DIR$/src/tusb.c</path>
+            <path>$TUSB_DIR$/src/tusb.h</path>
+            <path>$TUSB_DIR$/src/tusb_option.h</path>
+        </group>
+        <group name="src/class/audio">
+            <path>$TUSB_DIR$/src/class/audio/audio_device.c</path>
+            <path>$TUSB_DIR$/src/class/audio/audio.h</path>
+            <path>$TUSB_DIR$/src/class/audio/audio_device.h</path>
+        </group>
+        <group name="src/class/bth">
+            <path>$TUSB_DIR$/src/class/bth/bth_device.c</path>
+            <path>$TUSB_DIR$/src/class/bth/bth_device.h</path>
+        </group>
+        <group name="src/class/cdc">
+            <path>$TUSB_DIR$/src/class/cdc/cdc_device.c</path>
+            <path>$TUSB_DIR$/src/class/cdc/cdc_host.c</path>
+            <path>$TUSB_DIR$/src/class/cdc/cdc_rndis_host.c</path>
+            <path>$TUSB_DIR$/src/class/cdc/cdc.h</path>
+            <path>$TUSB_DIR$/src/class/cdc/cdc_device.h</path>
+            <path>$TUSB_DIR$/src/class/cdc/cdc_host.h</path>
+            <path>$TUSB_DIR$/src/class/cdc/cdc_rndis.h</path>
+            <path>$TUSB_DIR$/src/class/cdc/cdc_rndis_host.h</path>
+        </group>
+        <group name="src/class/dfu">
+            <path>$TUSB_DIR$/src/class/dfu/dfu_device.c</path>
+            <path>$TUSB_DIR$/src/class/dfu/dfu_rt_device.c</path>
+            <path>$TUSB_DIR$/src/class/dfu/dfu.h</path>
+            <path>$TUSB_DIR$/src/class/dfu/dfu_device.h</path>
+            <path>$TUSB_DIR$/src/class/dfu/dfu_rt_device.h</path>
+        </group>
+        <group name="src/class/hid">
+            <path>$TUSB_DIR$/src/class/hid/hid_device.c</path>
+            <path>$TUSB_DIR$/src/class/hid/hid_host.c</path>
+            <path>$TUSB_DIR$/src/class/hid/hid.h</path>
+            <path>$TUSB_DIR$/src/class/hid/hid_device.h</path>
+            <path>$TUSB_DIR$/src/class/hid/hid_host.h</path>
+        </group>
+        <group name="src/class/midi">
+            <path>$TUSB_DIR$/src/class/midi/midi_device.c</path>
+            <path>$TUSB_DIR$/src/class/midi/midi.h</path>
+            <path>$TUSB_DIR$/src/class/midi/midi_device.h</path>
+        </group>
+        <group name="src/class/msc">
+            <path>$TUSB_DIR$/src/class/msc/msc_device.c</path>
+            <path>$TUSB_DIR$/src/class/msc/msc_host.c</path>
+            <path>$TUSB_DIR$/src/class/msc/msc.h</path>
+            <path>$TUSB_DIR$/src/class/msc/msc_device.h</path>
+            <path>$TUSB_DIR$/src/class/msc/msc_host.h</path>
+        </group>
+        <group name="src/class/net">
+            <path>$TUSB_DIR$/src/class/net/ecm_rndis_device.c</path>
+            <path>$TUSB_DIR$/src/class/net/ncm_device.c</path>
+            <path>$TUSB_DIR$/src/class/net/ncm.h</path>
+            <path>$TUSB_DIR$/src/class/net/net_device.h</path>
+        </group>
+        <group name="src/class/usbtmc">
+            <path>$TUSB_DIR$/src/class/usbtmc/usbtmc_device.c</path>
+            <path>$TUSB_DIR$/src/class/usbtmc/usbtmc.h</path>
+            <path>$TUSB_DIR$/src/class/usbtmc/usbtmc_device.h</path>
+        </group>
+        <group name="src/class/vendor">
+            <path>$TUSB_DIR$/src/class/vendor/vendor_device.c</path>
+            <path>$TUSB_DIR$/src/class/vendor/vendor_host.c</path>
+            <path>$TUSB_DIR$/src/class/vendor/vendor_device.h</path>
+            <path>$TUSB_DIR$/src/class/vendor/vendor_host.h</path>
+        </group>
+        <group name="src/class/video">
+            <path>$TUSB_DIR$/src/class/video/video_device.c</path>
+            <path>$TUSB_DIR$/src/class/video/video.h</path>
+            <path>$TUSB_DIR$/src/class/video/video_device.h</path>
+        </group>
+        <group name="src/common">
+            <path>$TUSB_DIR$/src/common/tusb_fifo.c</path>
+            <path>$TUSB_DIR$/src/common/tusb_common.h</path>
+            <path>$TUSB_DIR$/src/common/tusb_compiler.h</path>
+            <path>$TUSB_DIR$/src/common/tusb_debug.h</path>
+            <path>$TUSB_DIR$/src/common/tusb_fifo.h</path>
+            <path>$TUSB_DIR$/src/common/tusb_mcu.h</path>
+            <path>$TUSB_DIR$/src/common/tusb_private.h</path>
+            <path>$TUSB_DIR$/src/common/tusb_types.h</path>
+            <path>$TUSB_DIR$/src/common/tusb_verify.h</path>
+        </group>
+        <group name="src/device">
+            <path>$TUSB_DIR$/src/device/usbd.c</path>
+            <path>$TUSB_DIR$/src/device/usbd_control.c</path>
+            <path>$TUSB_DIR$/src/device/dcd.h</path>
+            <path>$TUSB_DIR$/src/device/usbd.h</path>
+            <path>$TUSB_DIR$/src/device/usbd_pvt.h</path>
+        </group>
+        <group name="src/host">
+            <path>$TUSB_DIR$/src/host/hub.c</path>
+            <path>$TUSB_DIR$/src/host/usbh.c</path>
+            <path>$TUSB_DIR$/src/host/hcd.h</path>
+            <path>$TUSB_DIR$/src/host/hub.h</path>
+            <path>$TUSB_DIR$/src/host/usbh.h</path>
+            <path>$TUSB_DIR$/src/host/usbh_pvt.h</path>
+        </group>
+        <group name="src/portable/analog/max3421">
+            <path>$TUSB_DIR$/src/portable/analog/max3421/hcd_max3421.c</path>
+        </group>
+        <group name="src/portable/bridgetek/ft9xx">
+            <path>$TUSB_DIR$/src/portable/bridgetek/ft9xx/dcd_ft9xx.c</path>
+        </group>
+        <group name="src/portable/chipidea/ci_fs">
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_fs/dcd_ci_fs.c</path>
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_fs/ci_fs_kinetis.h</path>
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_fs/ci_fs_mcx.h</path>
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_fs/ci_fs_type.h</path>
+        </group>
+        <group name="src/portable/chipidea/ci_hs">
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_hs/dcd_ci_hs.c</path>
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_hs/hcd_ci_hs.c</path>
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_hs/ci_hs_imxrt.h</path>
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_hs/ci_hs_lpc18_43.h</path>
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_hs/ci_hs_mcx.h</path>
+            <path>$TUSB_DIR$/src/portable/chipidea/ci_hs/ci_hs_type.h</path>
+        </group>
+        <group name="src/portable/dialog/da146xx">
+            <path>$TUSB_DIR$/src/portable/dialog/da146xx/dcd_da146xx.c</path>
+        </group>
+        <group name="src/portable/ehci">
+            <path>$TUSB_DIR$/src/portable/ehci/ehci.c</path>
+            <path>$TUSB_DIR$/src/portable/ehci/ehci.h</path>
+            <path>$TUSB_DIR$/src/portable/ehci/ehci_api.h</path>
+        </group>
+        <group name="src/portable/mentor/musb">
+            <path>$TUSB_DIR$/src/portable/mentor/musb/dcd_musb.c</path>
+            <path>$TUSB_DIR$/src/portable/mentor/musb/hcd_musb.c</path>
+            <path>$TUSB_DIR$/src/portable/mentor/musb/musb_msp432e.h</path>
+            <path>$TUSB_DIR$/src/portable/mentor/musb/musb_tm4c.h</path>
+            <path>$TUSB_DIR$/src/portable/mentor/musb/musb_type.h</path>
+        </group>
+        <group name="src/portable/microchip/pic">
+            <path>$TUSB_DIR$/src/portable/microchip/pic/dcd_pic.c</path>
+        </group>
+        <group name="src/portable/microchip/pic32mz">
+            <path>$TUSB_DIR$/src/portable/microchip/pic32mz/dcd_pic32mz.c</path>
+            <path>$TUSB_DIR$/src/portable/microchip/pic32mz/usbhs_registers.h</path>
+        </group>
+        <group name="src/portable/microchip/samd">
+            <path>$TUSB_DIR$/src/portable/microchip/samd/dcd_samd.c</path>
+        </group>
+        <group name="src/portable/microchip/samg">
+            <path>$TUSB_DIR$/src/portable/microchip/samg/dcd_samg.c</path>
+        </group>
+        <group name="src/portable/microchip/samx7x">
+            <path>$TUSB_DIR$/src/portable/microchip/samx7x/dcd_samx7x.c</path>
+            <path>$TUSB_DIR$/src/portable/microchip/samx7x/common_usb_regs.h</path>
+        </group>
+        <group name="src/portable/mindmotion/mm32">
+            <path>$TUSB_DIR$/src/portable/mindmotion/mm32/dcd_mm32f327x_otg.c</path>
+        </group>
+        <group name="src/portable/nordic/nrf5x">
+            <path>$TUSB_DIR$/src/portable/nordic/nrf5x/dcd_nrf5x.c</path>
+        </group>
+        <group name="src/portable/nuvoton/nuc120">
+            <path>$TUSB_DIR$/src/portable/nuvoton/nuc120/dcd_nuc120.c</path>
+        </group>
+        <group name="src/portable/nuvoton/nuc121">
+            <path>$TUSB_DIR$/src/portable/nuvoton/nuc121/dcd_nuc121.c</path>
+        </group>
+        <group name="src/portable/nuvoton/nuc505">
+            <path>$TUSB_DIR$/src/portable/nuvoton/nuc505/dcd_nuc505.c</path>
+        </group>
+        <group name="src/portable/nxp/khci">
+            <path>$TUSB_DIR$/src/portable/nxp/khci/dcd_khci.c</path>
+            <path>$TUSB_DIR$/src/portable/nxp/khci/hcd_khci.c</path>
+        </group>
+        <group name="src/portable/nxp/lpc17_40">
+            <path>$TUSB_DIR$/src/portable/nxp/lpc17_40/dcd_lpc17_40.c</path>
+            <path>$TUSB_DIR$/src/portable/nxp/lpc17_40/hcd_lpc17_40.c</path>
+            <path>$TUSB_DIR$/src/portable/nxp/lpc17_40/dcd_lpc17_40.h</path>
+        </group>
+        <group name="src/portable/nxp/lpc_ip3511">
+            <path>$TUSB_DIR$/src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c</path>
+        </group>
+        <group name="src/portable/ohci">
+            <path>$TUSB_DIR$/src/portable/ohci/ohci.c</path>
+            <path>$TUSB_DIR$/src/portable/ohci/ohci.h</path>
+        </group>
+        <group name="src/portable/raspberrypi/pio_usb">
+            <path>$TUSB_DIR$/src/portable/raspberrypi/pio_usb/dcd_pio_usb.c</path>
+            <path>$TUSB_DIR$/src/portable/raspberrypi/pio_usb/hcd_pio_usb.c</path>
+        </group>
+        <group name="src/portable/raspberrypi/rp2040">
+            <path>$TUSB_DIR$/src/portable/raspberrypi/rp2040/dcd_rp2040.c</path>
+            <path>$TUSB_DIR$/src/portable/raspberrypi/rp2040/hcd_rp2040.c</path>
+            <path>$TUSB_DIR$/src/portable/raspberrypi/rp2040/rp2040_usb.c</path>
+            <path>$TUSB_DIR$/src/portable/raspberrypi/rp2040/rp2040_usb.h</path>
+        </group>
+        <group name="src/portable/renesas/rusb2">
+            <path>$TUSB_DIR$/src/portable/renesas/rusb2/dcd_rusb2.c</path>
+            <path>$TUSB_DIR$/src/portable/renesas/rusb2/hcd_rusb2.c</path>
+            <path>$TUSB_DIR$/src/portable/renesas/rusb2/rusb2_common.c</path>
+            <path>$TUSB_DIR$/src/portable/renesas/rusb2/rusb2_ra.h</path>
+            <path>$TUSB_DIR$/src/portable/renesas/rusb2/rusb2_rx.h</path>
+            <path>$TUSB_DIR$/src/portable/renesas/rusb2/rusb2_type.h</path>
+        </group>
+        <group name="src/portable/sony/cxd56">
+            <path>$TUSB_DIR$/src/portable/sony/cxd56/dcd_cxd56.c</path>
+        </group>
+        <group name="src/portable/st/stm32_fsdev">
+            <path>$TUSB_DIR$/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.c</path>
+            <path>$TUSB_DIR$/src/portable/st/stm32_fsdev/dcd_stm32_fsdev.h</path>
+        </group>
+        <group name="src/portable/st/typec">
+            <path>$TUSB_DIR$/src/portable/st/typec/typec_stm32.c</path>
+        </group>
+        <group name="src/portable/sunxi">
+            <path>$TUSB_DIR$/src/portable/sunxi/dcd_sunxi_musb.c</path>
+            <path>$TUSB_DIR$/src/portable/sunxi/musb_def.h</path>
+        </group>
+        <group name="src/portable/synopsys/dwc2">
+            <path>$TUSB_DIR$/src/portable/synopsys/dwc2/dcd_dwc2.c</path>
+            <path>$TUSB_DIR$/src/portable/synopsys/dwc2/dwc2_bcm.h</path>
+            <path>$TUSB_DIR$/src/portable/synopsys/dwc2/dwc2_efm32.h</path>
+            <path>$TUSB_DIR$/src/portable/synopsys/dwc2/dwc2_esp32.h</path>
+            <path>$TUSB_DIR$/src/portable/synopsys/dwc2/dwc2_gd32.h</path>
+            <path>$TUSB_DIR$/src/portable/synopsys/dwc2/dwc2_stm32.h</path>
+            <path>$TUSB_DIR$/src/portable/synopsys/dwc2/dwc2_type.h</path>
+            <path>$TUSB_DIR$/src/portable/synopsys/dwc2/dwc2_xmc.h</path>
+        </group>
+        <group name="src/portable/ti/msp430x5xx">
+            <path>$TUSB_DIR$/src/portable/ti/msp430x5xx/dcd_msp430x5xx.c</path>
+        </group>
+        <group name="src/portable/valentyusb/eptri">
+            <path>$TUSB_DIR$/src/portable/valentyusb/eptri/dcd_eptri.c</path>
+            <path>$TUSB_DIR$/src/portable/valentyusb/eptri/dcd_eptri.h</path>
+        </group>
+        <group name="src/portable/wch">
+            <path>$TUSB_DIR$/src/portable/wch/dcd_ch32_usbhs.c</path>
+            <path>$TUSB_DIR$/src/portable/wch/ch32_usbhs_reg.h</path>
+        </group>
+        <group name="src/typec">
+            <path>$TUSB_DIR$/src/typec/usbc.c</path>
+            <path>$TUSB_DIR$/src/typec/pd_types.h</path>
+            <path>$TUSB_DIR$/src/typec/tcd.h</path>
+            <path>$TUSB_DIR$/src/typec/usbc.h</path>
+        </group>
+        <group name="src/class/cdc/serial">
+            <path>$TUSB_DIR$/src/class/cdc/serial/ch34x.h</path>
+            <path>$TUSB_DIR$/src/class/cdc/serial/cp210x.h</path>
+            <path>$TUSB_DIR$/src/class/cdc/serial/ftdi_sio.h</path>
+        </group>
+        <group name="src/osal">
+            <path>$TUSB_DIR$/src/osal/osal.h</path>
+            <path>$TUSB_DIR$/src/osal/osal_freertos.h</path>
+            <path>$TUSB_DIR$/src/osal/osal_mynewt.h</path>
+            <path>$TUSB_DIR$/src/osal/osal_none.h</path>
+            <path>$TUSB_DIR$/src/osal/osal_pico.h</path>
+            <path>$TUSB_DIR$/src/osal/osal_rtthread.h</path>
+            <path>$TUSB_DIR$/src/osal/osal_rtx4.h</path>
+        </group>
+        <group name="lib/SEGGER_RTT/RTT">
+            <path>$TUSB_DIR$/lib/SEGGER_RTT/RTT/SEGGER_RTT.c</path>
+            <path>$TUSB_DIR$/lib/SEGGER_RTT/RTT/SEGGER_RTT_printf.c</path>
+            <path>$TUSB_DIR$/lib/SEGGER_RTT/RTT/SEGGER_RTT.h</path>
+        </group>
+        <group name="lib/SEGGER_RTT/Config">
+            <path>$TUSB_DIR$/lib/SEGGER_RTT/Config/SEGGER_RTT_Conf.h</path>
+        </group>
+    </files>
+
+</iarProjectConnection>
diff --git a/tools/make_release.py b/tools/make_release.py
new file mode 100644
index 000000000..256ca8f21
--- /dev/null
+++ b/tools/make_release.py
@@ -0,0 +1,49 @@
+import re
+
+version = '0.16.0'
+
+print('version {}'.format(version))
+ver_id = version.split('.')
+
+###################
+# src/tusb_option.h
+###################
+f_option_h = 'src/tusb_option.h'
+with open(f_option_h) as f:
+    fdata = f.read()
+    fdata = re.sub(r'(#define TUSB_VERSION_MAJOR *) \d+', r"\1 {}".format(ver_id[0]), fdata)
+    fdata = re.sub(r'(#define TUSB_VERSION_MINOR *) \d+', r"\1 {}".format(ver_id[1]), fdata)
+    fdata = re.sub(r'(#define TUSB_VERSION_REVISION *) \d+', r"\1 {}".format(ver_id[2]), fdata)
+
+# Write the file out again
+with open(f_option_h, 'w') as f:
+    f.write(fdata)
+
+###################
+# repository.yml
+###################
+f_repository_yml = 'repository.yml'
+with open(f_repository_yml) as f:
+    fdata = f.read()
+
+if fdata.find(version) < 0:
+    fdata = re.sub(r'("0-latest"): "\d+\.\d+\.\d+"', r'"{}": "{}"\r\n    \1: "{}"'.format(version, version, version), fdata)
+    with open(f_repository_yml, 'w') as f:
+        f.write(fdata)
+
+###################
+# library.json
+###################
+f_library_json = 'library.json'
+with open(f_library_json) as f:
+    fdata = f.read()
+    fdata = re.sub(r'( {4}"version":) "\d+\.\d+\.\d+"', rf'\1 "{version}"', fdata)
+
+with open(f_library_json, 'w') as f:
+    f.write(fdata)
+
+###################
+# docs/info/changelog.rst
+###################
+
+print("Update docs/info/changelog.rst")
diff --git a/tools/mksunxi.py b/tools/mksunxi.py
new file mode 100644
index 000000000..fd8557cfc
--- /dev/null
+++ b/tools/mksunxi.py
@@ -0,0 +1,48 @@
+#!/usr/bin/env python3
+import sys
+import struct
+
+def align(num, alignment):
+    if num % alignment != 0:
+        num += (alignment - num % alignment)
+    return num
+
+
+def process_file(input, output):
+    with open(input, 'rb') as fin:
+        content = bytearray(fin.read())
+
+    align_value = 512
+    padded_length = align(len(content), align_value)
+    # pad file to actual length
+    content += b'\x00' * (padded_length - len(content))
+
+    struct_format = '<L8sLL'
+    (instruction, magic, checksum, length) = struct.unpack_from(struct_format, content)
+
+    if magic != b'eGON.BT0':
+        print("Magic is invalid:", magic)
+        return 2
+
+    checksum = 0x5F0A6C39
+    length = align(length, align_value)
+
+    struct.pack_into(struct_format, content, 0, instruction, magic, checksum, length)
+
+    checksum = 0
+    for i in range(0, length, 4):
+        (n, ) = struct.unpack_from('<L', content, i)
+        checksum += n
+        checksum %= 4294967296
+
+    struct.pack_into(struct_format, content, 0, instruction, magic, checksum, length)
+
+    with open(output, 'wb') as fout:
+        fout.write(content)
+    return 0
+
+if __name__ == "__main__":
+    if len(sys.argv) != 3:
+        print("Usage: mksunxi.py input.bin output.bin")
+        exit(1)
+    exit(process_file(sys.argv[1], sys.argv[2]))
diff --git a/tools/pcapng_to_corpus.py b/tools/pcapng_to_corpus.py
new file mode 100755
index 000000000..9c31365eb
--- /dev/null
+++ b/tools/pcapng_to_corpus.py
@@ -0,0 +1,44 @@
+#!/bin/python3
+import argparse
+import pcapng
+import zipfile
+import hashlib
+
+def extract_packets(pcap_file):
+    """Reads a wireshark packet capture and extracts the binary packets"""
+    packets = []
+    with open(pcap_file, 'rb') as fp:
+        scanner = pcapng.FileScanner(fp)
+        for block in scanner:
+            if isinstance(block, pcapng.blocks.EnhancedPacket):
+                packets.append(block.packet_data)
+    return packets
+
+def build_corpus_zip(zip_file_output, packets):
+    """Builds a zip file with a file per packet
+
+    The structure of this zip corpus is a simple content addressable storage
+    i.e. seed_file_name == sha256_digest(packet).
+    """
+    with zipfile.ZipFile(zip_file_output, 'a') as out:
+        for packet in packets:
+            hash = hashlib.sha256(packet).hexdigest()
+            if hash not in out.namelist():
+                out.writestr(hash, packet)
+
+
+def main(pcap_file, output_zip_file):
+    packets = extract_packets(pcap_file)
+    build_corpus_zip(output_zip_file, packets)
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(
+        prog = "pcapng_to_corpus.py",
+        description="""Converts a wireshark capture to a zip of binary packet
+                    files suitable for an oss-fuzz corpus. In the case the
+                    zip corpus already exists, this script will modify
+                    the zip file in place adding seed entries.""")
+    parser.add_argument('pcapng_capture_file')
+    parser.add_argument('oss_fuzz_corpus_zip')
+    args = parser.parse_args()
+    main(args.pcapng_capture_file, args.oss_fuzz_corpus_zip)
diff --git a/tools/top.mk b/tools/top.mk
deleted file mode 100644
index 84523a557..000000000
--- a/tools/top.mk
+++ /dev/null
@@ -1,30 +0,0 @@
-ifneq ($(lastword a b),b)
-$(error This Makefile require make 3.81 or newer)
-endif
-
-# Detect whether shell style is windows or not
-# https://stackoverflow.com/questions/714100/os-detecting-makefile/52062069#52062069
-ifeq '$(findstring ;,$(PATH))' ';'
-CMDEXE := 1
-endif
-
-# Set TOP to be the path to get from the current directory (where make was
-# invoked) to the top of the tree. $(lastword $(MAKEFILE_LIST)) returns
-# the name of this makefile relative to where make was invoked.
-
-THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
-TOP := $(patsubst %/tools/top.mk,%,$(THIS_MAKEFILE))
-
-ifeq ($(CMDEXE),1)
-TOP := $(subst \,/,$(shell for %%i in ( $(TOP) ) do echo %%~fi))
-else
-TOP := $(shell realpath $(TOP))
-endif
-#$(info Top directory is $(TOP))
-
-ifeq ($(CMDEXE),1)
-CURRENT_PATH := $(subst $(TOP)/,,$(subst \,/,$(shell echo %CD%)))
-else
-CURRENT_PATH := $(shell realpath --relative-to=$(TOP) `pwd`)
-endif
-#$(info Path from top is $(CURRENT_PATH))
diff --git a/tools/uf2 b/tools/uf2
deleted file mode 160000
-Subproject 19615407727073e36d81bf239c52108ba92e766
diff --git a/tools/usb_drivers/tinyusb_win_usbser.inf b/tools/usb_drivers/tinyusb_win_usbser.inf
index e7f7a9b22..659f048ae 100644
--- a/tools/usb_drivers/tinyusb_win_usbser.inf
+++ b/tools/usb_drivers/tinyusb_win_usbser.inf
@@ -105,4 +105,4 @@ DRIVERFILENAME ="usbser"
 MFGNAME="tinyusb.org"
 INSTDISK="tinyusb CDC Driver"
 DESCRIPTION="tinyusb Serial"
-SERVICE="USB RS-232 Emulation Driver"
\ No newline at end of file
+SERVICE="USB RS-232 Emulation Driver"