Change Windows XP ACPI for Multi Processor

Change Windows XP ACPI for Multi Processor

This note is for those Windows XP installed in single CPU situation, then the Windows will be configured as Uniprocessor.  Later the Windows XP is moved to a Multiprocessor, this instruction can change the Windows Kernel to multiprocessor without re-install.

ntoskrnl.exe

Operating system image for x86 systems with 4 GB of physical memory or less.

ntkrnlpa.exe

Operating system image for x86 systems with more than 4 GB of physical memory.

hal.dll

Loadable HAL image.

Advanced Configuration and Power Interface (ACPI) PC

- halacpi.dll (renamed to hal.dll)

- ntkrnlpa.exe

- ntoskrnl.exe

ACPI Uniprocessor PC

- halaacpi.dll (renamed to hal.dll)

- ntkrnlpa.exe

- ntoskrnl.exe

ACPI Multiprocessor PC

- halmacpi.dll (renamed to hal.dll)

- ntkrpamp.exe (renamed to ntkrnlpa.exe)

- ntkrnlmp.exe (renamed to ntoskrnl.exe)�

multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP Professional (Trad. Chi.) MP PAE" /fastdetect /NoExecute=OptIn /HAL=halmacpi.dll /KERNEL=ntkrpamp.exe

multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP Professional (Trad. Chi.) MP" /fastdetect /NoExecute=OptIn /HAL=halmacpi.dll /KERNEL=ntkrnlmp.exe

halmacpi.dll ntkrpamp.exe ntkrnlmp.exe