mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-23 14:58:09 +00:00
50 lines
1.3 KiB
Python
Executable File
50 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python3
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from trezorlib.debuglink import DebugLink
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from trezorlib.transport import enumerate_devices
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import sys
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# fmt: off
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sectoraddrs = [0x8000000, 0x8004000, 0x8008000, 0x800c000,
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0x8010000, 0x8020000, 0x8040000, 0x8060000,
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0x8080000, 0x80a0000, 0x80c0000, 0x80f0000]
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sectorlens = [0x4000, 0x4000, 0x4000, 0x4000,
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0x8000, 0x10000, 0x10000, 0x10000,
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0x10000, 0x10000, 0x10000, 0x10000]
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# fmt: on
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def find_debug():
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for device in enumerate_devices():
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try:
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debug_transport = device.find_debug()
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debug = DebugLink(debug_transport, auto_interact=False)
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debug.open()
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return debug
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except Exception:
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continue
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else:
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print("No suitable Trezor device found")
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sys.exit(1)
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def main():
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debug = find_debug()
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sector = int(sys.argv[1])
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f = open(sys.argv[2], "rb")
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content = f.read(sectorlens[sector])
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if len(content) != sectorlens[sector]:
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print("Not enough bytes in file")
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return
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debug.flash_erase(sector)
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step = 0x400
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for offset in range(0, sectorlens[sector], step):
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debug.memory_write(
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sectoraddrs[sector] + offset, content[offset : offset + step], flash=True
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)
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if __name__ == "__main__":
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main()
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