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InterviewSolution
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About Hardware And Software Interrupts ? |
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Answer» Hardware Interrupt: Each CPU has External Interrupt LINES. Other external devices line keyboard, Mouse, Other CONTROLLERS can send signals to CPU asynchronously. SOFTWARE Interrupt: is an interrupt generated with in a processor by executing an instruction . Software interrupt are often USED to implemented system CALLS because they implemented a subroutine call with a CPU ring level change. Hardware Interrupt: Each CPU has External Interrupt lines. Other external devices line keyboard, Mouse, Other controllers can send signals to CPU asynchronously. Software Interrupt: is an interrupt generated with in a processor by executing an instruction . Software interrupt are often used to implemented system calls because they implemented a subroutine call with a CPU ring level change. |
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