How do I get the x86 current CPU mode (code bit size) using the GDB remote protocol?...

Custom 32-bit OS: Protected Mode GUI (VGA Mode 13h) hangs with black screen, although console works...

Solution needed for building a static IDT and GDT at assemble/compile/link time...

C code does not detect SoundBlaster 16 sound card in QEMU...

Should I redefine GDT in the kernel if I already did in the bootloader...

OSDev: Stuck at adding GDT...

Trouble setting up Interrupts in custom Assembly based Kernel...

Using OUTB to set cursor position in my minimal OS kernel causes QEMU screen to flicker...

x86 Page Fault with error code 0 when PRESENT flag is enabled and CR3 is correctly set...

INT 13, AH=42h fails with AH=1, CF=1...

How can I run a program without an operating system?...

Double fault when i enable interrupts (via sti)...

Why does UEFI GetMemoryMap return EFI_BUFFER_TOO_SMALL after allocating a buffer of the reported siz...

In kernel development, why do developers avoid pasting in high level libraries directly to the kerne...

x86 ASM: DD Being Used as an "Instruction"?...

Handling PCIe INTx interrupts (Virtual Wire Signaling) for AHCI without MSI/MSI-X (PIC-only mode)...

Why does working Assembly code not work when loaded into different memory by disk read?...

Placement of %include in my NASM bootloader affects program behavior...

FDC (floppy disk controller) driver works on QEMU and VIRTUAL BOX but fails on BOCHS...

Int 0x13 failing without error on real hardware, but working in QEMU...

Problems removing identity mapping in x86 kernel...

Can't get welcome messages to load in QEMU...

Issue when running Makefile on boot.asm, "init :: non dos media"...

NASM+WCC+WLINK (OW 1.9): strange error addressing CONST data (wrong/even addressing)...

How does stack memory will be use to store cpu state during interrupt?...

Setting up Paging in the Bootloader (UEFI)...

32 bit OS crashes after jumping to reload the code segment...

How to write a simple soundblaster 16 driver using direct write mode for a hobby OS?...

USB2.0 control endpoint stall upon set_configuration request...

Does a write to SP on ARMv8 also write to SP_ELx?...