Question: 1.Suppose that our operating system is a batch multiprogramming, where SVC-IO's are asynchronous, and we have two different SVC-IO, SVC-IO-Disk and SVC-IO-Printer. Assume that

1.Suppose that our operating system is a batch multiprogramming, where SVC-IO's are asynchronous, and we have two different SVC-IO, SVC-IO-Disk and SVC-IO-Printer. Assume that you have the instructions SIO which starts an I/O operation and Set-CPU- Mode(value) which sets the CPU mode flag to value-0 supervisor and 1 for user mode. a) Explain how the user program requests a read or write from the disk b) Write the SVC-IO-Disk. c) Write the ISR corresponding to the Disk

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