Expos Nitc is the experimental operating system developed using XSM architecture & XFS interface.
- Stage 1 - Setting up the system
- Stage 2 - Understanding the file system
- Stage 3 - Bootstrap loader
- Stage 4 - Learning the SPL language
- Stage 5 - XSM debugging
- Stage 6 - Running a user program
- Stage 7 - ABI and XEXE format
- Stage 8 - Handling timer interrupt
- Stage 9 - Handling kernel stack
- Stage 10 - Console output
- Stage 11 - Introduction to ExpL
- Stage 12 - Introduction to multiprogramming
- Stage 13 - Boot module
- Stage 14 - Round robin scheduler
- Stage 15 - Resource manager module
- Stage 16 - Console input
- Stage 17 - Program loader
- Stage 18 - Disk interrup handler
- Stage 19 - Exception handler
- Stage 20 - Process creation and termination
- Stage 21 - Process synchronization
- Stage 22 - Semaphores
- Stage 23 - File creation and deletion
- Stage 24 - File read
- Stage 25 - File write
- Stage 26 - User management
- Stage 27 - Pager module
- Stage 28 - Multi-core extension
- Documentation - ExposNITC