DOSBOX porting on ANDROID devices with USB to serial Serial port functionality

aDOSBOX app [login to view URL] I need to port aDosboX app in android tablets or phones with Serialport or USBSER functionality . I was able to do configuration of Serial port in [login to view URL] but it was not working in android devices. I am working on android x86 emulator with virtuabox in PC environment . I checked USB to serial functionality in DOSBOX it is working perfectly [login to view URL] i was unable to MAP the Serialport to dosbox . serial1=directserial realport:ttyUSB0 but it is not working here. plzz someone help me to resolve the issue. I suspect root permissions for the Serial port device. I also want USB to Serial functionality on android phones source code is here [login to view URL] if wanted I will Share team viewer for support for you