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New posts in osdev
LD errors while linking 16-bit real mode code into a Multiboot compliant ELF executable
Oct 24, 2019
assembly
x86
nasm
ld
osdev
Developing a GUI environment in home-made OS
Mar 19, 2022
user-interface
operating-system
kernel
osdev
Rebooting in Protected Mode
Sep 07, 2022
x86
osdev
Using LLDT and configuring the GDT for it
Jun 09, 2019
assembly
x86
nasm
osdev
Linking two or more assembly files
Apr 21, 2022
assembly
x86
nasm
bootloader
osdev
Cannot modify data segment register. When tried General Protection Error is thrown
Jul 10, 2021
gcc
assembly
x86
osdev
isr
Higher half kernel initialization
Aug 22, 2020
kernel
bootstrapping
virtual-memory
osdev
Solution needed for building a static IDT and GDT at assemble/compile/link time
Apr 17, 2022
assembly
x86
nasm
ld
osdev
C without stdio, what is possible?
May 20, 2022
c
stdio
standard-library
bootloader
osdev
Self contained C routine to print string
Jul 14, 2021
c
assembly
operating-system
osdev
How to do profiling with QEMU?
Mar 31, 2022
performance
profiling
qemu
osdev
Understanding Inline assembly in a pre-processor macro vs Inline assembly in a function
Apr 03, 2022
c
gcc
x86
inline-assembly
osdev
Why do interrupts need to be disabled before switching to protected mode from real mode?
Oct 15, 2022
operating-system
x86
bootloader
osdev
real-mode
Creating a simple multiboot kernel loaded with grub2
Dec 29, 2018
assembly
x86
kernel
osdev
grub
Why BIOS need to compare a value in (seemly) randomized address to zero in the second instruction?
Apr 13, 2022
assembly
x86
qemu
bios
osdev
Simple C Kernel char Pointers Aren't Working
Sep 15, 2022
c
pointers
x86
kernel
osdev
Purpose of self-IPI on IA-32
Jul 22, 2018
x86
kernel
interrupt
osdev
intel
Does booting in EFI mode mean that I shall not have access to BIOS interrupts?
Apr 15, 2022
operating-system
boot
bios
osdev
efi
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