[VirtualBox] WinXP with two CPU

為了讓 WinXP 可以出現 Two CPU. 找了下面一篇文章來改.
確實可以讓 WinXP 出現 Two CPU.

VirtualBox - upgrading Windows XP VMs to 2 CPU 

 

Step : 

1. check  System -> "Enable IO APIC" 

2.  On Commad mode : 

 rundll32 syssetup,SetupInfObjectInstallAction ACPIAPIC_MP_HAL 128 %windir%\inf\hal.inf

3. restart WinXP