Skip to Main Content
The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
book

The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition

by Lyla B. Das
May 2024
Intermediate to advanced content levelIntermediate to advanced
665 pages
23h 2m
English
Pearson India
Content preview from The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
SEMICONDUCTOR MEMORY DEVICES 451
As the mapping becomes set associative, the complexity reduces, but so does the fl exibility.
For any system, the chosen mapping technique will be a compromise between these two con-
icting factors.
12.6.4 | Cache Write Policies
Remember that a cache contains a copy of some part of the content of main memory. When a
block of data is brought into the cache from main memory and processed, that content could get
changed. However, the original content in main memory does not get changed.  is will create
an inconsistency, and to avoid it, the main memory content should be correspondingly changed.
For this, caches have what is called a ‘write policy’.
For any cache, polices regarding reading and writing are pre-defi ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

Microprocessors and Microcontrollers  by Pearson

Microprocessors and Microcontrollers by Pearson

Lyla B Das

Publisher Resources

ISBN: 9781282663169