Class CPU

java.lang.Object
  |
  +--Device
        |
        +--CPU

class CPU

extends Device

A CPU is a specific kind of Device. It differs from the generic device only in that there is a 1ms delay in starting a process and a 1ms delay in stopping a process. The "current job" is always null.

Fields inherited from class Device

currentJob, name, nextInterruptTime, running, startedAt, totalTime, trace

Constructor Summary

(package private)

CPU(java.lang.String name) Initialize the device.

Method Summary

void	start(Job j, int delay) Start the CPU running a job.

Methods inherited from class Device

current, isBusy, nextInterrupt, printStats, stop, toString

Methods inherited from class java.lang.Object

, clone, equals, finalize, getClass, hashCode, notify, notifyAll, registerNatives, wait, wait, wait

Constructor Detail

CPU

CPU(java.lang.String name)

Initialize the device.

Parameters:

name - the name of the device.

Method Detail

start

public void start(Job j,
                  int delay)

Start the CPU running a job.

Overrides:

start in class Device

Parameters:

j - the job to run

delay - the time to run the job (in milliseconds). The actual time until the completion interrupt with be Sim.SWAP_OVERHEAD longer than this.