Please modify C:\Freescale\CW4NET_v2020.06\CW_ARMv8\ARMv8\gdb_extensions\flash\cwflash.py according to your real environment.
You need to do the following modification:
SOC_NAME = "LS2088A"
=>
SOC_NAME = "LS1043A"
In addition, probably there is no valid RCW on your target board, please modify C:\Freescale\CW4NET_v2020.06\CW_ARMv8\Config\boards\LS1043A_RDB_init.py as the following to enable hard-coded RCW.
USE_SAFE_RCW = False
Modify to:
USE_SAFE_RCW = True
