File list (Check if you may need any files):
mpu401
......\ALL.txt
......\CONFIG.DX1.txt
......\CONFIG.FB1.txt
......\CPU.ASM
......\DXPACHNG.C
......\DXSWREMT.C
......\FILES.DSC.txt
......\GETPAT.C
......\GETPAT.txt
......\MPU.H
......\MPU.txt
......\MPUDGET.C
......\MPUDRR.C
......\MPUDSR.C
......\MPUGET.C
......\MPUID.C
......\MPUPUT.C
......\MPUREAD.C
......\MPUSEXCL.C
......\RECORD.C
......\RECORD.txt
......\RESET.C
......\RESET.txt
......\SETPAT.C
......\SETPAT.txt
......\SHOPAT.C
......\SHOPAT.txt