Interrupts - computer architecture, Computer Engineering

Assignment Help:

Interrupts

  • Interrupt-request line

o   Interrupt-acknowledge signal

o   Interrupt-request signal

  • Interrupt-service routine

o   May have no relationship to program being executed at time of interrupt

o   Similar to subroutine

  • Interrupt latency
  • Program info must be saved

Transfer of control through the use of interrupts

 

864_Interrupts.png

Interrupts

Examples of the interrupts:

  •   I/O device request, OS call, page fault
  •   power failing, arithmetic overflow
  •   Invalid opcode, breakpoint, protection violation

Interrupts (aka faults, exceptions, traps) frequently require

  •   connecting return address
  •   surprise jump (to vectored address)
  •   state change ( for example, to kernel mode)
  •   saving of PSW (including CCs)

 


Related Discussions:- Interrupts - computer architecture

File structures, Write in brief about UNIX process structure.

Write in brief about UNIX process structure.

Determine what part of global array to work on thread number, Q. Determine ...

Q. Determine what part of global array to work on thread number? #include void subdomain(float x[ ], int istart, int ipoints) { int i; for (i = 0; i x[istart+

Can the size of an array be declared at runtime, Can the size of an array b...

Can the size of an array be declared at runtime?              No, the size of an array can't be declared at run time, we always require to mention the dimensions of an array at

Leading zeroes of a number field, In order to suppress the leading zeroes o...

In order to suppress the leading zeroes of a number field the which keywords is used ? NO-ZERO.

What do you understand by a file system, Problem (a) What do you mean...

Problem (a) What do you meant by a file system? (b) Mention the five categories of data for a basic file system reference model. What is the use of such a reference model

What is locality of reference, What is locality of reference? Analysis ...

What is locality of reference? Analysis of program represents that many instructions ion localized areas of the program are implemented repeatedly during some time period, and

Function of osi transport layer, Q. Function of OSI Transport Layer? - ...

Q. Function of OSI Transport Layer? - It takes the information to be sent as well as breaks it into individual packets that are sent and reassembled into a complete message by

Determine by which final selector is connected, The final selector is conne...

The final selector is connected to the (A) calling subscriber.                     (B) switching network. (C) called subscriber.                      (D) li

Why SS7 protocol is use, SS7 Protocol uses: (A) Out of band signalling...

SS7 Protocol uses: (A) Out of band signalling. (B) Associated signalling. (C) Speech control signalling. (D) No signalling. Ans: SS7 Protocol uses Out of

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd