tools/uf2conv.py: Update to latest version.
Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
parent
feeeb5ea3a
commit
59b6099508
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@ -33,21 +33,13 @@ import re
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import os
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import os.path
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import argparse
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import json
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UF2_MAGIC_START0 = 0x0A324655 # "UF2\n"
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UF2_MAGIC_START1 = 0x9E5D5157 # Randomly selected
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UF2_MAGIC_END = 0x0AB16F30 # Ditto
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families = {
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"SAMD21": 0x68ED2B88,
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"SAMD51": 0x55114460,
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"NRF52": 0x1B57745F,
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"STM32F1": 0x5EE21072,
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"STM32F4": 0x57755A57,
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"ATMEGA32": 0x16573617,
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}
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INFO_FILE = "/INFO_UF2.TXT"
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appstartaddr = 0x2000
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@ -71,9 +63,14 @@ def is_hex(buf):
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def convert_from_uf2(buf):
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global appstartaddr
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global familyid
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numblocks = len(buf) // 512
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curraddr = None
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outp = b""
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currfamilyid = None
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families_found = {}
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prev_flag = None
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all_flags_same = True
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outp = []
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for blockno in range(numblocks):
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ptr = blockno * 512
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block = buf[ptr : ptr + 512]
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@ -88,9 +85,13 @@ def convert_from_uf2(buf):
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if datalen > 476:
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assert False, "Invalid UF2 data size at " + ptr
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newaddr = hd[3]
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if curraddr == None:
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appstartaddr = newaddr
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if (hd[2] & 0x2000) and (currfamilyid == None):
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currfamilyid = hd[7]
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if curraddr == None or ((hd[2] & 0x2000) and hd[7] != currfamilyid):
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currfamilyid = hd[7]
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curraddr = newaddr
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if familyid == 0x0 or familyid == hd[7]:
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appstartaddr = newaddr
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padding = newaddr - curraddr
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if padding < 0:
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assert False, "Block out of order at " + ptr
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@ -101,19 +102,53 @@ def convert_from_uf2(buf):
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while padding > 0:
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padding -= 4
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outp += b"\x00\x00\x00\x00"
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outp += block[32 : 32 + datalen]
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if familyid == 0x0 or ((hd[2] & 0x2000) and familyid == hd[7]):
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outp.append(block[32 : 32 + datalen])
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curraddr = newaddr + datalen
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return outp
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if hd[2] & 0x2000:
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if hd[7] in families_found.keys():
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if families_found[hd[7]] > newaddr:
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families_found[hd[7]] = newaddr
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else:
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families_found[hd[7]] = newaddr
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if prev_flag == None:
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prev_flag = hd[2]
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if prev_flag != hd[2]:
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all_flags_same = False
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if blockno == (numblocks - 1):
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print("--- UF2 File Header Info ---")
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families = load_families()
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for family_hex in families_found.keys():
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family_short_name = ""
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for name, value in families.items():
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if value == family_hex:
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family_short_name = name
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print(
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"Family ID is {:s}, hex value is 0x{:08x}".format(
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family_short_name, family_hex
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)
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)
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print("Target Address is 0x{:08x}".format(families_found[family_hex]))
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if all_flags_same:
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print("All block flag values consistent, 0x{:04x}".format(hd[2]))
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else:
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print("Flags were not all the same")
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print("----------------------------")
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if len(families_found) > 1 and familyid == 0x0:
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outp = []
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appstartaddr = 0x0
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return b"".join(outp)
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def convert_to_carray(file_content):
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outp = "const unsigned char bindata[] __attribute__((aligned(16))) = {"
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outp = "const unsigned long bindata_len = %d;\n" % len(file_content)
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outp += "const unsigned char bindata[] __attribute__((aligned(16))) = {"
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for i in range(len(file_content)):
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if i % 16 == 0:
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outp += "\n"
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outp += "0x%02x, " % ord(file_content[i])
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outp += "0x%02x, " % file_content[i]
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outp += "\n};\n"
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return outp
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return bytes(outp, "utf-8")
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def convert_to_uf2(file_content):
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@ -122,7 +157,7 @@ def convert_to_uf2(file_content):
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while len(datapadding) < 512 - 256 - 32 - 4:
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datapadding += b"\x00\x00\x00\x00"
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numblocks = (len(file_content) + 255) // 256
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outp = b""
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outp = []
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for blockno in range(numblocks):
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ptr = 256 * blockno
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chunk = file_content[ptr : ptr + 256]
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@ -144,8 +179,8 @@ def convert_to_uf2(file_content):
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chunk += b"\x00"
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block = hd + chunk + datapadding + struct.pack(b"<I", UF2_MAGIC_END)
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assert len(block) == 512
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outp += block
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return outp
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outp.append(block)
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return b"".join(outp)
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class Block:
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@ -195,11 +230,10 @@ def convert_from_hex_to_uf2(buf):
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upper = ((rec[4] << 8) | rec[5]) << 16
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elif tp == 2:
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upper = ((rec[4] << 8) | rec[5]) << 4
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assert (upper & 0xFFFF) == 0
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elif tp == 1:
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break
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elif tp == 0:
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addr = upper | (rec[1] << 8) | rec[2]
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addr = upper + ((rec[1] << 8) | rec[2])
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if appstartaddr == None:
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appstartaddr = addr
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i = 4
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@ -217,6 +251,10 @@ def convert_from_hex_to_uf2(buf):
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return resfile
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def to_str(b):
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return b.decode("utf-8")
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def get_drives():
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drives = []
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if sys.platform == "win32":
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@ -232,7 +270,7 @@ def get_drives():
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"DriveType",
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]
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)
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for line in r.split("\n"):
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for line in to_str(r).split("\n"):
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words = re.split("\s+", line)
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if len(words) >= 3 and words[1] == "2" and words[2] == "FAT":
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drives.append(words[0])
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@ -270,7 +308,23 @@ def list_drives():
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def write_file(name, buf):
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with open(name, "wb") as f:
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f.write(buf)
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print("Wrote %d bytes to %s." % (len(buf), name))
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print("Wrote %d bytes to %s" % (len(buf), name))
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def load_families():
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# The expectation is that the `uf2families.json` file is in the same
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# directory as this script. Make a path that works using `__file__`
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# which contains the full path to this script.
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filename = "uf2families.json"
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pathname = os.path.join(os.path.dirname(os.path.abspath(__file__)), filename)
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with open(pathname) as f:
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raw_families = json.load(f)
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families = {}
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for family in raw_families:
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families[family["short_name"]] = int(family["id"], 0)
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return families
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def main():
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@ -303,6 +357,7 @@ def main():
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parser.add_argument("-d", "--device", dest="device_path", help="select a device path to flash")
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parser.add_argument("-l", "--list", action="store_true", help="list connected devices")
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parser.add_argument("-c", "--convert", action="store_true", help="do not flash, just convert")
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parser.add_argument("-D", "--deploy", action="store_true", help="just flash, do not convert")
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parser.add_argument(
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"-f",
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"--family",
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@ -314,9 +369,17 @@ def main():
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parser.add_argument(
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"-C", "--carray", action="store_true", help="convert binary file to a C array, not UF2"
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)
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parser.add_argument(
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"-i",
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"--info",
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action="store_true",
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help="display header information from UF2, do not convert",
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)
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args = parser.parse_args()
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appstartaddr = int(args.base, 0)
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families = load_families()
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if args.family.upper() in families:
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familyid = families[args.family.upper()]
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else:
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@ -334,9 +397,14 @@ def main():
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inpbuf = f.read()
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from_uf2 = is_uf2(inpbuf)
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ext = "uf2"
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if from_uf2:
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if args.deploy:
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outbuf = inpbuf
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elif from_uf2 and not args.info:
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outbuf = convert_from_uf2(inpbuf)
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ext = "bin"
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elif from_uf2 and args.info:
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outbuf = ""
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convert_from_uf2(inpbuf)
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elif is_hex(inpbuf):
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outbuf = convert_from_hex_to_uf2(inpbuf.decode("utf-8"))
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elif args.carray:
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@ -344,11 +412,12 @@ def main():
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ext = "h"
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else:
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outbuf = convert_to_uf2(inpbuf)
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print(
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"Converting to %s, output size: %d, start address: 0x%x"
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% (ext, len(outbuf), appstartaddr)
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)
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if args.convert:
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if not args.deploy and not args.info:
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print(
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"Converted to %s, output size: %d, start address: 0x%x"
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% (ext, len(outbuf), appstartaddr)
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)
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if args.convert or ext != "uf2":
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drives = []
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if args.output == None:
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args.output = "flash." + ext
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@ -0,0 +1,192 @@
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[
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{
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"id": "0x16573617",
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"short_name": "ATMEGA32",
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"description": "Microchip (Atmel) ATmega32"
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},
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{
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"id": "0x1851780a",
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"short_name": "SAML21",
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"description": "Microchip (Atmel) SAML21"
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},
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{
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"id": "0x1b57745f",
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"short_name": "NRF52",
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"description": "Nordic NRF52"
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},
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{
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"id": "0x1c5f21b0",
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"short_name": "ESP32",
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"description": "ESP32"
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},
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{
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"id": "0x1e1f432d",
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"short_name": "STM32L1",
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"description": "ST STM32L1xx"
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},
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{
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"id": "0x202e3a91",
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"short_name": "STM32L0",
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"description": "ST STM32L0xx"
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},
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{
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"id": "0x21460ff0",
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"short_name": "STM32WL",
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"description": "ST STM32WLxx"
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},
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{
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"id": "0x2abc77ec",
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"short_name": "LPC55",
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"description": "NXP LPC55xx"
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},
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{
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"id": "0x300f5633",
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"short_name": "STM32G0",
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"description": "ST STM32G0xx"
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},
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{
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"id": "0x31d228c6",
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"short_name": "GD32F350",
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"description": "GD32F350"
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},
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{
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"id": "0x04240bdf",
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"short_name": "STM32L5",
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"description": "ST STM32L5xx"
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},
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{
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"id": "0x4c71240a",
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"short_name": "STM32G4",
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"description": "ST STM32G4xx"
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},
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{
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"id": "0x4fb2d5bd",
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"short_name": "MIMXRT10XX",
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"description": "NXP i.MX RT10XX"
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},
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{
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"id": "0x53b80f00",
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"short_name": "STM32F7",
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"description": "ST STM32F7xx"
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},
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{
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"id": "0x55114460",
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"short_name": "SAMD51",
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"description": "Microchip (Atmel) SAMD51"
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},
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{
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"id": "0x57755a57",
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"short_name": "STM32F4",
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"description": "ST STM32F401"
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},
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{
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"id": "0x5a18069b",
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"short_name": "FX2",
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"description": "Cypress FX2"
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},
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{
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"id": "0x5d1a0a2e",
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"short_name": "STM32F2",
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"description": "ST STM32F2xx"
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},
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{
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"id": "0x5ee21072",
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"short_name": "STM32F1",
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"description": "ST STM32F103"
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},
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{
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"id": "0x621e937a",
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"short_name": "NRF52833",
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"description": "Nordic NRF52833"
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},
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{
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"id": "0x647824b6",
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"short_name": "STM32F0",
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"description": "ST STM32F0xx"
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},
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{
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"id": "0x68ed2b88",
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"short_name": "SAMD21",
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"description": "Microchip (Atmel) SAMD21"
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},
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{
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"id": "0x6b846188",
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"short_name": "STM32F3",
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"description": "ST STM32F3xx"
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},
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{
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"id": "0x6d0922fa",
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"short_name": "STM32F407",
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"description": "ST STM32F407"
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},
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{
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"id": "0x6db66082",
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"short_name": "STM32H7",
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"description": "ST STM32H7xx"
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},
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{
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"id": "0x70d16653",
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"short_name": "STM32WB",
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"description": "ST STM32WBxx"
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},
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{
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"id": "0x7eab61ed",
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"short_name": "ESP8266",
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"description": "ESP8266"
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},
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{
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"id": "0x7f83e793",
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"short_name": "KL32L2",
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"description": "NXP KL32L2x"
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},
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{
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"id": "0x8fb060fe",
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"short_name": "STM32F407VG",
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"description": "ST STM32F407VG"
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},
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{
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"id": "0xada52840",
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"short_name": "NRF52840",
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"description": "Nordic NRF52840"
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},
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{
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"id": "0xbfdd4eee",
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"short_name": "ESP32S2",
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"description": "ESP32-S2"
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},
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{
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"id": "0xc47e5767",
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"short_name": "ESP32S3",
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"description": "ESP32-S3"
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},
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{
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"id": "0xd42ba06c",
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"short_name": "ESP32C3",
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"description": "ESP32-C3"
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},
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{
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"id": "0x2b88d29c",
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"short_name": "ESP32C2",
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"description": "ESP32-C2"
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},
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{
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"id": "0x332726f6",
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"short_name": "ESP32H2",
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"description": "ESP32-H2"
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},
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{
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"id": "0xe48bff56",
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"short_name": "RP2040",
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"description": "Raspberry Pi RP2040"
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},
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{
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"id": "0x00ff6919",
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"short_name": "STM32L4",
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"description": "ST STM32L4xx"
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},
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{
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"id": "0x9af03e33",
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"short_name": "GD32VF103",
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"description": "GigaDevice GD32VF103"
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}
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]
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