UMBC CMSC 313, Computer Organization & Assembly Language, Spring 2002, Section 0101

Interrupts & System Calls

Tuesday 03/12, 2001

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Assigned Reading in Murdocca & Heuring:   

Assigned Reading in Neveln:  9.1-9.8

Assigned:  Prog3

Due:  Project

Topics Covered:

• Recap Linux virtual memory paging system.
• Memory cache: quick overview, bridges fast CPU and slow system bus, cache read/write policy.
• Interrupts for I/O versus polling.
• Intel Pentium interrupt mechanism involving an interrupt controller.
• Programming Assignment 3