Added train interrupt values
Merge branch 'secondIO' of https://github.com/mdbaker60/CS452_Kernel
stub UART1 CTS handler
Merge branch 'secondIO' of https://github.com/mdbaker60/CS452_Kernel into secondIO
Merge branch 'secondIO' of https://github.com/mdbaker60/CS452_Kernel into secondIO
Added train comm handling