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Lecture 12 Linux kernel calls

To understand Linux  System Calls, learn from the UMBC Expert: Gary Burt.
CMSC 313 -- System Calls
System Call Table

When making Linux kernel calls from a "C" program, you will need
#include <unistd.h>

A sample syscall1.asm
demonstrates file open (unistd.h failed), file read (in hunks of 8192)
and file write (the whole file!)

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Other links

• Syllabus - class dates and subjects, homework dates, reading assignments
• Homework assignments, exam info - the details
• Projects - the details
• Selected lecture notes
• Printable Selected lecture notes, one big listing
• Downloadable sample source code
• NASM reference material
• hello.asm - source code for checking that nasm works for you
• intarith.asm - source code sample add, subtract, multiply, divide
• boot1.asm - a NASM program that will boot and run with no OS.
• Burt and Katz CMSC 313 lectures

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