0xAX

0xAX on Hacker News

Re:Show HN: Conway's Game of Life in boot sector on Wednesday September 23, 2026 @04:42PM (#49822277)

Yes, it was really fun!

Yes, doubled if you meant... To calculate the next generation I dumped the current (vga memory) after the grid is rendered to a buffer in memory and calculating the next one right to video memory back.

Show HN: Conway's Game of Life in boot sector

Posted by 0xAX on Monday September 21, 2026 @02:28PM
from the show-hn dept.

https://github.com/0xAX/BootLife

Hello HN!On these weekends, I was sitting and thinking about where our industry is going, and how fun it was earlier, when we wrote more code than chat messages. The thoughts quickly turned into a wish to build something like we did earlier. In my case, it ended up as something much "earlier" than I had in mind initially...So, Conway's Game of Life running from a 512-byte x86 boot sector. Maybe...

( Read More... | 4 comments | on HN )

Re:Ask HN: What Are You Working On? (March 2026) on Monday March 09, 2026 @04:12AM (#47306119)

Working on update of linux-insides (https://github.com/0xAX/linux-insides) adapting it for modern kernels versions

Linux-insides: Linux kernel load address randomization

Posted by 0xAX on Sunday January 07, 2018 @02:56AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Booting/linux-bootstrap-6.md

( Read More... | 10 comments | 128 points | on HN )

Linux-insides: Limits on resources in Linux

Posted by 0xAX on Sunday July 30, 2017 @03:52AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SysCall/syscall-6.md

( Read More... | 7 comments | 73 points | on HN )

Linux-insides: Implementation of the open(2) system call

Posted by 0xAX on Sunday January 29, 2017 @09:04AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SysCall/syscall-5.md

( Read More... | no comments | 2 points | on HN )

Linux-insides: Introduction to cgroups

Posted by 0xAX on Sunday December 04, 2016 @09:07AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Cgroups/cgroups1.md

( Read More... | 1 comment | 3 points | on HN )

Linux-insides: Notification chains in the Linux kernel

Posted by 0xAX on Sunday November 06, 2016 @09:03AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Concepts/notification_chains.md

( Read More... | no comments | 4 points | on HN )

Linux-insides: Program startup process in userspace

Posted by 0xAX on Sunday September 11, 2016 @09:52AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Misc/program_startup.md

( Read More... | no comments | 2 points | on HN )

Linux-insides: sequential locks in the Linux kernel

Posted by 0xAX on Sunday July 10, 2016 @10:21AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SyncPrim/sync-6.md

( Read More... | 8 comments | 138 points | on HN )

Linux-insides: Introduction to the kmemcheck in the Linux kernel

Posted by 0xAX on Sunday June 12, 2016 @10:25AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/mm/mm-3.md

( Read More... | no comments | 5 points | on HN )

Linux-insides: Reader-Writer semaphores

Posted by 0xAX on Sunday May 15, 2016 @11:12AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SyncPrim/sync-5.md

( Read More... | no comments | 2 points | on HN )

Synchronization primitives in the Linux kernel, Part 4

Posted by 0xAX on Sunday May 08, 2016 @10:17AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SyncPrim/sync-4.md

( Read More... | 2 comments | 58 points | on HN )

Inline assembly in Linux

Posted by 0xAX on Sunday May 01, 2016 @11:25AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Theory/asm.md

( Read More... | 33 comments | 158 points | on HN )

Linux-insides: Queued spinlocks in the Linux kernel

Posted by 0xAX on Sunday April 17, 2016 @10:16AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SyncPrim/sync-2.md

( Read More... | 5 comments | 88 points | on HN )

Linux-insides: Synchronization primitives in the Linux kernel. Part 1

Posted by 0xAX on Sunday April 10, 2016 @10:45AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SyncPrim/sync-1.md

( Read More... | no comments | 5 points | on HN )

Linux-insides: The initcall mechanism

Posted by 0xAX on Sunday April 03, 2016 @10:31AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Concepts/initcall.md

( Read More... | 8 comments | 76 points | on HN )

Timers and time management in the Linux kernel, Part 7

Posted by 0xAX on Sunday March 27, 2016 @10:15AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Timers/timers-7.md

( Read More... | 4 comments | 132 points | on HN )

Timers and time management in the Linux kernel, Part 5

Posted by 0xAX on Sunday March 13, 2016 @10:22AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Timers/timers-5.md

( Read More... | no comments | 39 points | on HN )

How does GRUB work or inside bootloader

Posted by 0xAX on Tuesday January 05, 2016 @12:07PM
from the 0xax.github.io dept.

http://0xax.github.io/how-does-gnu-grub-work.html#.Vov4A-BxXRY

( Read More... | no comments | 2 points | on HN )

Linux-insides: Introduction to timers in the Linux kernel

Posted by 0xAX on Sunday October 25, 2015 @10:13AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Timers/timers-4.md

( Read More... | no comments | 2 points | on HN )

Linux-insides: Timers and time management in the Linux kernel. Part 3

Posted by 0xAX on Sunday October 18, 2015 @10:26AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Timers/timers-3.md

( Read More... | no comments | 3 points | on HN )

Timers in the Linux kernel, Part 2: Introduction to the clocksource framework

Posted by 0xAX on Sunday October 11, 2015 @10:11AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Timers/timers-2.md

( Read More... | 1 comment | 13 points | on HN )

Timers and time management in the Linux kernel, Part 1

Posted by 0xAX on Sunday September 27, 2015 @10:15AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Timers/timers-1.md

( Read More... | no comments | 3 points | on HN )

Introduction to getting started with Linux kernel development

Posted by 0xAX on Sunday September 20, 2015 @10:19AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/Misc/contribute.md

( Read More... | 3 comments | 115 points | on HN )

Linux-insides: How does the Linux kernel run a program?

Posted by 0xAX on Sunday September 13, 2015 @10:21AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SysCall/syscall-4.md

( Read More... | 2 comments | 122 points | on HN )

Linux-insides: System calls in the Linux kernel, Part 3

Posted by 0xAX on Sunday September 06, 2015 @10:18AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SysCall/syscall-3.md

( Read More... | 1 comment | 73 points | on HN )

Linux-insides: System calls in the Linux kernel, Part 2

Posted by 0xAX on Sunday August 30, 2015 @10:10AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SysCall/syscall-2.md

( Read More... | 9 comments | 70 points | on HN )

Linux-insides: Introduction to system calls

Posted by 0xAX on Sunday August 23, 2015 @10:19AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/SysCall/syscall-1.md

( Read More... | 4 comments | 115 points | on HN )

Linux-Insides: Interrupts and Interrupt Handling, Part 10

Posted by 0xAX on Sunday August 16, 2015 @10:13AM
from the github.com dept.

https://github.com/0xAX/linux-insides/blob/master/interrupts/interrupts-10.md

( Read More... | 1 comment | 60 points | on HN )