What is software interrupt, Computer Engineering

Assignment Help:

What is software interrupt? 

 A software interrupt is initiated by implementing an instruction.  Software interrupt is a special call instruction that behaves like an interrupt rather than a subjective call. The most common use of software interrupt is associated with supervision call instruction.  This instruction gives means for switching from a CPU user mode to the supervision mode.  A software interrupt that steers the old CPU state and brings is new PSW that belongs to the supervisor mode

 


Related Discussions:- What is software interrupt

Explain bus, Define bus. When a word of data is transferred among units...

Define bus. When a word of data is transferred among units, all the bits are transferred in parallel over a set of lines called bus. In addition to the lines that take the data

Find the width of a time division space switch, I n a time division space s...

I n a time division space switch the size of the control memory is N and its Width:  (A) Log 10 M  (B) Log e M  (C) Log N M  (D) Log 2 M Where N are the ou

Analysis of merge sort, i) The width of the sorting + merging circuit is eq...

i) The width of the sorting + merging circuit is equivalent to maximum number of devices needed in a phase is O(n/2). As in the above diagram maximum number of devices for a given

Communication by message passing, Communication by Message Passing You...

Communication by Message Passing You will agree that a single object alone is generally not very helpful. Objects usually emerge as components of a system or a larger program.

Show the Features of parallel virtual machine, Q. Show the Features of para...

Q. Show the Features of parallel virtual machine? Easy to install; Easy to configure; Multiple users each can use PVM concurrently; Multiple applications fro

Which class used for multicasting in ip addressing scheme, In IP addressing...

In IP addressing scheme, class used for multicasting is: A class used for multicasting in IP addressing scheme is class D.

Writing down your own interrupt service routines, Q. Writing down your own ...

Q. Writing down your own Interrupt Service Routines? Here are a few rules which should be kept in mind while writing down your own Interrupt Service Routines: 1.  Use Int 21

Multiple assign statements targeting the same wire, What logic is inferred ...

What logic is inferred when there are multiple assign statements targeting the same wire? It's illegal to specify multiple assign statements to the same wire in a synthesizable

Definition of lists, Q. Definition of Lists? Another type of list is a ...

Q. Definition of Lists? Another type of list is a definition list. Definition lists have a heading and text appears below that. EXPERTSMI

Explain the multiple bus organization structure, Explain the multiple bus o...

Explain the multiple bus organization structure with neat diagram. The multiple bus organization is using more buses instead of one bus to decrease the number of steps needed an

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