Progress Reports

Weekly Meeting Progress Reports

Week 1 - 

Project selection and basic planing.

Week 2 -

More concrete planning, project requirements defined, individual experimentation and research done. 

Week 3 -

Shell -

Basic shell operations and structure 

File System -

Read from FAT32 file system

Read bootsector, file sector, and root dir

Kernel -

Memory Allocator written in experiments folder

Week 4 -

Shell -

Piping and Echo command started

Fork, Exec, and File System commands started

File System -

Rewrite for long file names and subdirectories

Kernel - 

Booting and Interrupt functions

Memory Allocator integration into kernel started


Demo 1

First project demo

Week 5 -

Shell -

Program rewrite for clarity and to follow call conventions

File System -

Finish File System required functionality

Kernel -

Interrupt and ARMV8 Paging Functions

Memory Allocator integration into kernel finished

Week 6 -

Shell - 

CD and File System commands finished

Continued Rewrite

Finishing commands

File System -

File System required functionality finished

Begin environment setup for kernel integration 

Kernel -

Assembly Functions for loading context

Memory Allocator debugging and testing

Userspace -

Began research and environment setup

OS Library -

String and Vector classes written

Week 7 -

Shell -

Rewrite Complete

Finishing commands

Command execution with variable path functionality started 

File System -

Continue File System and Kernel integration

Kernel - 

MMap and MUnmap functions

System calls handler

Process class written

Memory Allocator debugging and testing

Queue based round robin scheduler started

Userspace - 

Basic ELF Program to test jumping into userspace

OS Library -

Week 8 -

Shell -

Finishing commands

Command execution with variable path functionality

File System -

Continue File System and Kernel integration

Kernel - 

MMap and MUnmap functions

System calls handler

Memory Allocator debugging and testing

Queue based round robin scheduler

Userspace - 

Basic ELF Program to test jumping into userspace

OS Library -

Linked List, Hashmap, and Binary Search Tree classes written

Week 9 - Spring Break

Spring break - no meetings/work

Week 10 -

Shell -

Malloc for userspace started

File System -

Continue File System and Kernel integration

Kernel - 

Process Class and Scheduler started

Memory Allocator complete, including realloc

Userspace - 

Sprintf started

Save/Load _arg on start

OS Library -

String class written


Demo 2

Second project demo

Week 11 -

Shell -

Continue malloc for userspace

File System -

Continue File System and Kernel integration

Kernel - 

Pass program args on process start

ramfs()

Continue work on scheduler

Userspace - 

Sprintf completed

OS Library -

Math.h written

Week 12 -

Shell -

Inline Documentation

Continue malloc for userspace

File System -

File System and Kernel integration complete

Kernel - 

Exec written

SysCall return values implemented

Clone, yield, and terminate signals implemented

File SysCalls work started

Scheduler complete

Userspace - 

Test print functions

Type conversion methods started

Misc -

Mount and Unmount scripts for loop-back device and disk image management started

General Documentation

Week 13 -

Shell -

Wc, cp, and search commands written

Malloc for userspace completed

Linker Bug fixed

Kernel - 

Exec completed

UART updated to scan for user input

File SysCalls work continued

Scheduler remove method added

Userspace - 

Scanner methods implemented

Cross Compiling shell programs started

Type conversion methods completed

Misc -

Mount and Unmount scripts for loop-back device and disk image management continued

General Documentation

Week 14 -

Shell -

Small changes before demo

Piping bugfixes

Kernel - 

UART updated to scan for user input completed

File SysCalls work completed

Small bugfixes for demo

Userspace - 

Fopen and fclose written

Cross Compiling shell programs completed

Passing file pointers to fgets fixed

Misc -

Mount and Unmount scripts for loop-back device and disk image management completed

General Documentation


Final Presentation

Final project demo