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New posts in osdev
Is it possible to map a process into memory without mapping the kernel?
May 06, 2022
assembly
memory-management
linux-kernel
x86
osdev
Should I make my own OS kernel ELF or raw binary?
Oct 31, 2022
operating-system
kernel
elf
bootloader
osdev
How do you explain gcc's inline assembly constraints for the IN, OUT instructions of i386?
Feb 12, 2019
gcc
x86
g++
inline-assembly
osdev
GCC - Label address return current EIP rather than real label address
Apr 10, 2022
c
gcc
osdev
OS Development - booting from floppy drive using qemu
Sep 18, 2019
boot
qemu
osdev
floppy
Identifying faulting address on General Protection Fault (x86)
Nov 10, 2022
operating-system
x86
osdev
interrupt-handling
Why test port 0x64 in a bootloader before switching into protected mode?
Jul 22, 2021
assembly
x86
bootloader
osdev
real-mode
What happens with a processor when it tries to access a nonexistent physical address?
Aug 21, 2022
assembly
x86
ram
osdev
address-space
Problem switching to v8086 mode from 32-bit protected mode by setting EFLAGS.VM to 1
Oct 22, 2022
assembly
x86
nasm
x86-64
osdev
How do I write a bin file (512 bytes) to the first sector (sector 0) of a floppy disk?
Apr 10, 2022
assembly
bootloader
bios
osdev
floppy
Keyboard IRQ within an x86 kernel
Sep 06, 2022
c
x86
kernel
osdev
irq
How to solve qemu gdb debug error: Remote 'g' packet reply is too long?
Nov 27, 2020
gcc
x86
gdb
qemu
osdev
PS/2 keyboard won't send keypress interrupts, but does respond to commands
May 03, 2022
c
assembly
x86
interrupt
osdev
How does SMP multithreading share memory and interrupts?
Mar 21, 2022
x86
kernel
multicore
osdev
Should using MOV instruction to set SS to 0x0000 cause fault #GP(0) in 64-bit mode?
Aug 17, 2021
assembly
64-bit
x86-64
nasm
osdev
memory-segmentation
The stack size used in kernel development
Oct 19, 2018
operating-system
stack
size
kernel
osdev
Why Enable/Disable A20 Line
Dec 17, 2021
memory
x86
operating-system
bios
osdev
Setting up IRQ mapping
Mar 14, 2012
assembly
x86
kernel
osdev
irq
What is a good barebones linux distro for beginner kernel development?
Aug 17, 2022
linux
kernel
osdev
Creating a bootable ISO image with custom bootloader
Aug 30, 2022
linux
assembly
nasm
osdev
dd
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