PUBLIC MARKS from mapleelpam with tag smp

有點舊 但是還是可以參考他的apic實作

很重要的文件For SMP

The HelenOS project is an effort to develop a working operating system according to HelenOS specifications. HelenOS uses its own microkernel written from scratch and supports SMP, multitasking and multithreading on both 32-bit and 64-bit, little-endian and big-endian processor architectures, among wich are AMD64/EM64T (x86-64), IA-32, IA-64 (Itanium), 32-bit MIPS, 32-bit PowerPC, SPARC V9 and Xen 3.0.