0.0.1 Tracking Ticket

[PoisonNinja]

This ticket is intended to track what exactly needs to be done for the initial release. 0.0.1 should be a fully working system, able to support a minimal userspace.

This ticket will be updated as needed as more specific details are defined.

• [x] Build system
  • [x] CMake generator
  • [x] LLVM toolchain
  • [x] x86_64-pc-none-elf
  • [x] lld
• [x] Initcall system
  • [x] Header file
  • [x] Parsing of the initcall
• [x] CPU tables
  • [x] GDT
  • [x] IDT
  • [x] TSS
• [x] Console
  • [x] Infrastructure
  • [x] x86_64 serial
  • [x] x86_64 VGA
• [ ] ACPI
  • [ ] Locating RSDT
  • [ ] Finding arbitrary tables
  • [ ] Porting ACPICA
• [x] Backtrace
  • [x] Symbol parsing
  • [x] Loading symbols
  • [x] Finding symbols
  • [x] Stack unwinding
• [x] Interrupts
  • [x] Generic interrupt handler
  • [x] Calling
  • [x] Registering
  • [x] Unregistering
  • [x] Generic exception handler
  • [x] Calling
  • [x] Registering
  • [x] Unregistering
  • [x] Interrupt chips
  • [x] Registering
  • [x] Unregistering
  • [x] Masking
  • [x] Acking
  • [x] Intel 8259
• [ ] Locks
  • [x] Spinlocks
  • [ ] Mutexes
  • [ ] Semaphores
• [ ] Timekeeping
  • [x] Timers
  • [x] Intel 8253 (PIT)
  • [x] Clocksource
  • [x] Intel 8253 (PIT)
  • [x] TSC
  • [ ] Clockevents
  • [ ] APIC
  • [ ] HPET
  • [ ] Intel 8253
• [ ] Memory management
  • [x] Physical memory manager
  • [x] Buddy allocator
  • [x] Allocating
  • [x] Freeing
  • [x] Regions
  • [ ] Virtual memory manager
  • [x] Mapping
  • [x] Unmapping
  • [ ] Get status
  • [x] Page fault handler
  • [ ] COW
  • [x] Slab allocator
  • [x] Allocating
  • [x] Freeing
• [ ] Task management
  • [x] Kernel threads
  • [ ] Userland threads
  • [x] Context switching
• [ ] Drivers
  • [ ] Disks
  • [ ] AHCI
• [ ] VFS
  • [x] Reading
  • [x] Writing
  • [ ] Deleting
  • [x] Opening
  • [ ] Locking
• [ ] Filesystems
  • [ ] EXT2
  • [ ] Reading
  • [ ] Writing
  • [ ] Creating
• [x] Testing framework
  • [x] Assertions
  • [x] Executing tests
  • [x] Showing test results

[PoisonNinja]

July 17, 2017

Additions

• Added ACPI to root task list
• Added HPET to Timekeeping > Clockevents

State changes

• Completed slab allocator

Misc

• Started ticket changelog

[PoisonNinja]

July 18, 2017

Additions

• Added Testing framework to root task list

State changes

• Completed testing framework

[PoisonNinja]

July 25, 2017

State changes

• Completed CPU Tables > TSS

[PoisonNinja]

August 3, 2017

State changes

• Completed Task Management > Context switching
• Completed VFS > Reading | Writing | Opening

[PoisonNinja]

September 24, 2017

State changes

• Completed Backtrace > Symbol parsing > Loading symbols | Finding symbols