.intel_syntax noprefix .global x86_64_GDT_Load .extern gdt_pointer .global gdt_reload gdt_reload: lgdt [rip + gdt_pointer] push 0x08 lea rax, [rip + .flush] push rax lretq .flush: mov ax, 0x10 mov ds, ax mov es, ax mov fs, ax mov gs, ax mov ss, ax ret .global tss_reload tss_reload: mov ax, 0x2B ltr ax ret