mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-25 08:58:14 +00:00
50 lines
1.3 KiB
Python
Executable File
50 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
from trezorlib.debuglink import DebugLink
|
|
from trezorlib.transport import enumerate_devices
|
|
import sys
|
|
|
|
# fmt: off
|
|
sectoraddrs = [0x8000000, 0x8004000, 0x8008000, 0x800c000,
|
|
0x8010000, 0x8020000, 0x8040000, 0x8060000,
|
|
0x8080000, 0x80a0000, 0x80c0000, 0x80f0000]
|
|
sectorlens = [0x4000, 0x4000, 0x4000, 0x4000,
|
|
0x8000, 0x10000, 0x10000, 0x10000,
|
|
0x10000, 0x10000, 0x10000, 0x10000]
|
|
# fmt: on
|
|
|
|
|
|
def find_debug():
|
|
for device in enumerate_devices():
|
|
try:
|
|
debug_transport = device.find_debug()
|
|
debug = DebugLink(debug_transport, auto_interact=False)
|
|
debug.open()
|
|
return debug
|
|
except Exception:
|
|
continue
|
|
else:
|
|
print("No suitable Trezor device found")
|
|
sys.exit(1)
|
|
|
|
|
|
def main():
|
|
debug = find_debug()
|
|
|
|
sector = int(sys.argv[1])
|
|
f = open(sys.argv[2], "rb")
|
|
content = f.read(sectorlens[sector])
|
|
if len(content) != sectorlens[sector]:
|
|
print("Not enough bytes in file")
|
|
return
|
|
|
|
debug.flash_erase(sector)
|
|
step = 0x400
|
|
for offset in range(0, sectorlens[sector], step):
|
|
debug.memory_write(
|
|
sectoraddrs[sector] + offset, content[offset : offset + step], flash=True
|
|
)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|