LectureRecordings < CS385

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---++ Lecture Recordings and Reading Assignments

| *#* | *Date* | *Topic* | *Suggested Reading* |
| 1 | 1/10 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec1.mp4][Intro to CS385]] | |
| 2 | 1/12 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec2.mp4][BIOS routines and the boot sector]] | bootasm.S and bootmain.c in source code. OSPP 2.9.  |
| 3 | 1/17 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec3.mp4][hw2, boot sector programming, gdb, segmented addressing]] | memory addressing modes in OSPP, Ch. 8 |
| 4 | 1/19 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec4.mp4][xv6 initialization, interrupt handling]] | main(), trap() and functions called by these. OSPP 2.2-2.5 |
| 5 | 1/24 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec5.mp4][drivers and system calls]] | in the xv6 booklet, follow the code from a userspace printf() all the way to the first character of the string appearing on the screen. system calls start in trapasm.S. OSPP 2.6 |
| 6 | 1/26 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec6.mp4][executable, object files, linking review. intro to virtual memory]] | try your own objdump --disassemble and readelf -a on files, try to understand the details. OSPP on page tables and memory management OSPP Ch 8 |
| 7 | 1/31 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec7.mp4][virtual memory contd.]] | OSPP Ch 8 |
| 8 | 2/2 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec8.mp4][mmap, hw4 and virtual memory stack recap]] | OSPP Ch 8 |
| 9 | 2/7 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec9.mp4][modes of mmap operation, and page replacement]] | "man mmap()", OSPP on page replacement |
| 10 | 2/9 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec10.mp4][dynamic linking]] | [[https://www.technovelty.org/linux/plt-and-got-the-key-to-code-sharing-and-dynamic-libraries.html][this page]], Bryant & O'Hallaron (from CS361) 7.10, 7.12 |
| 11 | 2/14 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec11.mp4][hw5 discussion, process switching intro]] | OSPP 4.6 |
| 12 | 2/16 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec12.mp4][first process and fork()]] | userinit, sys_fork() |
| 13 | 2/21 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec13.mp4][detailed process switching run-through]] | scheduler(), sched(), swtch.S |
| 14 | 2/23 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec14.mp4][midterm discussion, process scheduling]] | |
| 15 | 2/28 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec15.mp4][intro to threads vs. processes]] | |
| 16 | 3/2 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec16.mp4][midterm review and hw6]] | see above |
| 17 | 3/28 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec17.mp4][signals]] | |
| 18 | 3/30 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec18.mp4][hw7, and synchronization]] | |
| 19 | 4/4 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec19.mp4][synchronization wrap-up]] | |
| 20 | 4/6 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec20.mp4][intro to file systems]] | OSPP on file systems |
| 21 | 4/11 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec21.mp4][lec21]] | |
| 22 | 4/13 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec22.mp4][lec22]] | |
| 23 | 4/18 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec23.mp4][lec23]] | |
| 24 | 4/20 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec24.mp4][lec24]] | |
| 25 | 4/25 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec25.mp4][lec25]] | |
| 26 | 4/27 | [[http://www.cs.uic.edu/~jakob/cs385s17/lec26.mp4][lec26]] | |
| 27 | ?? | [[http://www.cs.uic.edu/~jakob/cs385s17/lec27.mp4][lec27]] | |
| 28 | ?? | [[http://www.cs.uic.edu/~jakob/cs385s17/lec28.mp4][lec28]] | |

---+++ notes from the screen

These are the  [[https://www.cs.uic.edu/~jakob/cs385s17/notes.html/index.html][notes written on the screen]]  during lecture. Hardly lecture notes, but somebody asked for them.

---+++ future reading

To read ahead of lecture and be a little better prepared, read the (OSPP) textbook sections in the order below.

   * S 2-2.6
   * S 8-8.3
   * S 9-9.7
   * TBA

<!--
| 4 | 9/1 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec4][virtual memory and page tables]] | page tables in OSPP Ch 8 |
| 6 | 9/9 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec6][interrupts, init process and system call handler]] | userinit() and functions called by it. system call handling, starting with alltraps in trapasm.S |
| 7 | 9/13 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec7][stack frames and system calls]] | usys.S, trapasm.S, syscall.c, argint to understand what is on the two stacks, OSPP Ch 2 |
| 8 | 9/15 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec8][page tables and mmap vs. heap allocation]] | OSPP on page tables and memory management OSPP Ch 8 |
| 9 | 9/20 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec9][hw4 specifics, page tables again, and swapping/page replacement]] | uvmalloc(), mappages, walkpgdir() |
| 10 | 9/22 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec10][a multitude of uses for page tables]] | OSPP 9.5, 9.6, 9.7, 10.2  |
| 11 | 9/27 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec11][linking and loading refresher]] | |
| 12 | 9/29 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec12][processes, fork() and context switching]] | OSPP 4.4, 4.6 |
| 13 | 10/4 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec13][midterm prep]] | |
| 14 | 10/6 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec14][multitasking and scheduling]] | OSPP 7.1-7.2 |
| 15 | 10/13 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec15][midterm post-mortem]] | |
| 16 | 10/18 | threads vs. processes, green threads vs. kernel threads (recording lost) | OSPP Chapter 4 |
| 17 | 10/20 | synchronization review, deadlock, livelock, atomic operations (recording lost) | OSPP Chapter 5.1-5.4 |
| 18 | 10/25 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec18.mp4][homework 6 discussion]] and [[http://www.cs.uic.edu/~jakob/cs385f16/lec18b.mp4][synchronization and threading recap (no sound!)]] | |
| 19 | 10/27 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec19.mp4][more on concurrency and synchronization (no sound!)]] | |
| 20 | 11/1 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec20.mp4][signals and hw7]] | [[http://www.linuxjournal.com/article/3985][Linux signal handling model]] |
| 21 | 11/3 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec21.mp4][file systems intro]]  | OSPP 11 |
| 22 | 11/8 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec22.mp4][inodes, FAT and free space management]]  | OSPP 13 |
| 23 | 11/10 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec23.mp4][disk cache management, directory structure]]  | OSPP 13 |
| 24 | 11/15 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec24.mp4][power failure and file system integrity: logging]]  | OSPP 14.1 |
| 25 | 11/17 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec25.mp4][disk failure and file system integrity: RAID]]  | OSPP 14.2 |
| 26 | 11/22 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec26.mp4][advanced file systems and btrees]]  | |
| 27 | 11/29 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec27.mp4][security, authentication and protection]]  | |
| 28 | 12/1 | [[http://www.cs.uic.edu/~jakob/cs385f16/lec28.mp4][review]]  | |
-->

Most lectures will be recorded and posted here.

| *Literature references* |
| OSPP: *Operating Systems - Principles and Practice* 2/e, _Anderson and Dahlin_ |
| [[http://pdos.csail.mit.edu/6.828/2014/xv6/xv6-rev8.pdf][xv6 rev 8 source code]] |
| [[http://pdos.csail.mit.edu/6.828/2014/xv6/book-rev8.pdf][xv6 commentary]] |
Below is a list of topics to be covered, in tentative order.

| Boot, BIOS and Real Mode |
| OS Initialization and Protected Mode |
| Processes and Threads |
| Interrupts / Exceptions and System Calls |
| Virtual Memory |
| Context Switching and Scheduling |
| Concurrency in the Kernel |
| File Systems and Permanent Storage |
| Authentication and Access Control |
| Virtualization |
Topic revision: r52 - 2017-05-02 - 18:05:17 - Main.jakob
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