src/python/firmware.py

   1 #!/usr/bin/python
   2
   3 from enum import Enum
   4 from typing import NamedTuple
   5
   6 class MCUType(Enum):
   7     ESP32 = 0
   8     ESP8266 = 1
   9
  10 class DeviceType(Enum):
  11     TX = 0
  12     RX = 1
  13     TX_Backpack = 2
  14     VRx_Backpack = 3
  15
  16 class RadioType(Enum):
  17     SX127X = 0
  18     SX1280 = 1
  19     LR1121 = 2
  20
  21 class FirmwareOptions(NamedTuple):
  22     mcuType: MCUType
  23     deviceType: DeviceType
  24     radioChip: RadioType
  25     luaName: str
  26     bootloader: str
  27     offset: int
  28     firmware: str
  29
  30
  31 class TXType(Enum):
  32     internal = 'internal'
  33     external = 'external'
  34
  35     def __str__(self):
  36         return self.value
  37
  38
  39 def find_patch_location(mm):
  40     return mm.find(b'\xBE\xEF\xBA\xBE\xCA\xFE\xF0\x0D')
  41
  42 def get_hardware(mm):
  43     pos = mm.find(b'\xBE\xEF\xBA\xBE\xCA\xFE\xF0\x0D')
  44     if pos != -1:
  45         pos += 8 + 2                    # Skip magic & version
  46
  47     return pos