Removed obsolete file.
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EmergReanimator
parent
0b5681a310
commit
990c00209f
369
tools/uf2conv.py
369
tools/uf2conv.py
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@ -1,369 +0,0 @@
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#!/usr/bin/env python3
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# Microsoft UF2
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#
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# The MIT License (MIT)
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#
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# Copyright (c) Microsoft Corporation
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#
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# All rights reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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import sys
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import struct
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import subprocess
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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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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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familyid = 0x0
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def is_uf2(buf):
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w = struct.unpack("<II", buf[0:8])
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return w[0] == UF2_MAGIC_START0 and w[1] == UF2_MAGIC_START1
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def is_hex(buf):
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try:
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w = buf[0:30].decode("utf-8")
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except UnicodeDecodeError:
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return False
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if w[0] == ":" and re.match(b"^[:0-9a-fA-F\r\n]+$", buf):
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return True
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return False
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def convert_from_uf2(buf):
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global appstartaddr
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numblocks = len(buf) // 512
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curraddr = None
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outp = b""
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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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hd = struct.unpack(b"<IIIIIIII", block[0:32])
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if hd[0] != UF2_MAGIC_START0 or hd[1] != UF2_MAGIC_START1:
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print("Skipping block at " + ptr + "; bad magic")
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continue
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if hd[2] & 1:
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# NO-flash flag set; skip block
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continue
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datalen = hd[4]
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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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curraddr = 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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if padding > 10 * 1024 * 1024:
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assert False, "More than 10M of padding needed at " + ptr
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if padding % 4 != 0:
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assert False, "Non-word padding size at " + ptr
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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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curraddr = newaddr + datalen
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return 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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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 += "\n};\n"
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return outp
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def convert_to_uf2(file_content):
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global familyid
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datapadding = b""
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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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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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flags = 0x0
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if familyid:
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flags |= 0x2000
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hd = struct.pack(
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b"<IIIIIIII",
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UF2_MAGIC_START0,
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UF2_MAGIC_START1,
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flags,
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ptr + appstartaddr,
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256,
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blockno,
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numblocks,
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familyid,
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)
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while len(chunk) < 256:
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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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class Block:
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def __init__(self, addr):
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self.addr = addr
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self.bytes = bytearray(256)
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def encode(self, blockno, numblocks):
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global familyid
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flags = 0x0
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if familyid:
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flags |= 0x2000
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hd = struct.pack(
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"<IIIIIIII",
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UF2_MAGIC_START0,
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UF2_MAGIC_START1,
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flags,
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self.addr,
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256,
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blockno,
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numblocks,
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familyid,
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)
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hd += self.bytes[0:256]
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while len(hd) < 512 - 4:
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hd += b"\x00"
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hd += struct.pack("<I", UF2_MAGIC_END)
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return hd
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def convert_from_hex_to_uf2(buf):
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global appstartaddr
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appstartaddr = None
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upper = 0
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currblock = None
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blocks = []
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for line in buf.split("\n"):
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if line[0] != ":":
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continue
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i = 1
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rec = []
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while i < len(line) - 1:
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rec.append(int(line[i : i + 2], 16))
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i += 2
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tp = rec[3]
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if tp == 4:
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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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if appstartaddr == None:
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appstartaddr = addr
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i = 4
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while i < len(rec) - 1:
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if not currblock or currblock.addr & ~0xFF != addr & ~0xFF:
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currblock = Block(addr & ~0xFF)
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blocks.append(currblock)
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currblock.bytes[addr & 0xFF] = rec[i]
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addr += 1
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i += 1
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numblocks = len(blocks)
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resfile = b""
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for i in range(0, numblocks):
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resfile += blocks[i].encode(i, numblocks)
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return resfile
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def get_drives():
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drives = []
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if sys.platform == "win32":
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r = subprocess.check_output(
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[
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"wmic",
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"PATH",
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"Win32_LogicalDisk",
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"get",
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"DeviceID,",
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"VolumeName,",
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"FileSystem,",
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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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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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else:
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rootpath = "/media"
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if sys.platform == "darwin":
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rootpath = "/Volumes"
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elif sys.platform == "linux":
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tmp = rootpath + "/" + os.environ["USER"]
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if os.path.isdir(tmp):
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rootpath = tmp
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for d in os.listdir(rootpath):
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drives.append(os.path.join(rootpath, d))
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def has_info(d):
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try:
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return os.path.isfile(d + INFO_FILE)
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except:
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return False
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return list(filter(has_info, drives))
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def board_id(path):
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with open(path + INFO_FILE, mode="r") as file:
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file_content = file.read()
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return re.search("Board-ID: ([^\r\n]*)", file_content).group(1)
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def list_drives():
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for d in get_drives():
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print(d, board_id(d))
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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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def main():
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global appstartaddr, familyid
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def error(msg):
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print(msg)
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sys.exit(1)
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parser = argparse.ArgumentParser(description="Convert to UF2 or flash directly.")
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parser.add_argument(
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"input", metavar="INPUT", type=str, nargs="?", help="input file (HEX, BIN or UF2)"
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)
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parser.add_argument(
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"-b",
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"--base",
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dest="base",
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type=str,
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default="0x2000",
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help="set base address of application for BIN format (default: 0x2000)",
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)
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parser.add_argument(
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"-o",
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"--output",
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metavar="FILE",
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dest="output",
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type=str,
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help='write output to named file; defaults to "flash.uf2" or "flash.bin" where sensible',
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)
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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(
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"-f",
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"--family",
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dest="family",
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type=str,
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default="0x0",
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help="specify familyID - number or name (default: 0x0)",
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)
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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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args = parser.parse_args()
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appstartaddr = int(args.base, 0)
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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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try:
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familyid = int(args.family, 0)
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except ValueError:
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error("Family ID needs to be a number or one of: " + ", ".join(families.keys()))
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if args.list:
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list_drives()
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else:
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if not args.input:
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error("Need input file")
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with open(args.input, mode="rb") as f:
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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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outbuf = convert_from_uf2(inpbuf)
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ext = "bin"
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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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outbuf = convert_to_carray(inpbuf)
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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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drives = []
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if args.output == None:
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args.output = "flash." + ext
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else:
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drives = get_drives()
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if args.output:
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write_file(args.output, outbuf)
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else:
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if len(drives) == 0:
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error("No drive to deploy.")
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for d in drives:
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print("Flashing %s (%s)" % (d, board_id(d)))
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write_file(d + "/NEW.UF2", outbuf)
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if __name__ == "__main__":
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main()
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