/* Trivial multiboot2 program. If it works, you'll see a red A in the screen. gcc -fno-builtin -nostdinc -m32 -nostdlib -Wl,-N -Wl,-Ttext -Wl,0x100000 -o hello hello.S */ .file "startup.S" .text .globl start, _start .long 0xe85250d6 .long 0 .long -0xe85250d6 start: _start: movw $0x4141, 0xb8000 jmp _start