Device drivers in assembly, Computer Engineering

Assignment Help:

Device drivers are special programs installed by config.sys file to control installable devices. So personal computers can be expanded at some future time by installation of new devices.

Device driver is .com file organized in 3 parts.

1) The leader

2) The strategy procedure

3) The interrupt procedure

The driver has either .sys or .exe extension and is originated at offset address 0000h.

Related Discussions:- Device drivers in assembly

Compare pre-emptive and non-preemptive scheduling policies, Compare pre-emp...

Compare pre-emptive and non-preemptive scheduling policies. We preempt the currently executing process in preemptive scheduling. In non-preemptive we permit the current process

Telnet is a service that runs, Telnet is a service that runs Remote pro...

Telnet is a service that runs Remote program

What is write-back or copy-back protocol, What is write-back or copy-back p...

What is write-back or copy-back protocol? For a write operation using this protocol during write-hit: the method is to update only the cache and to mark it as updated with an a

Android mobile application, Students are needed to work in group of 3 and m...

Students are needed to work in group of 3 and make an Android mobile application falling under the following categories: Multimedia o Eg: Camera app, mp3 player, ga

Show system call for cloning, Show System call for cloning. Standard f...

Show System call for cloning. Standard form of Clone function is as follows: Int clone (Int (*FN) (), void *child stack, Int flag, intargs,); Parameter FN is Pointer fro

What is meant by Wired-AND connection of digital ICs, What is meant by Wire...

What is meant by Wired-AND connection of digital ICs? Ans: Wir

Use of large register file, Generally the register storage is faster than c...

Generally the register storage is faster than cache andmain memory. Also register addressing uses much shorter addresses than addresses for cache and main memory. Though the number

What is interaction modeling, What is interaction modeling? Interaction...

What is interaction modeling? Interaction model explains interactions within a system. The interaction model explains how objects interact to produce useful results. It is a ho

First-order models -artificial intelligence, First-Order Models - Artificia...

First-Order Models - Artificial intelligence: We proposed first-order logic like good knowledge representation language rather than propositional logic because it is more expre

Computer Graphics , What do you mean by ‘Bresenham’s him Algorithm?

What do you mean by ‘Bresenham’s him Algorithm?

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages