"ACPI Bios is trying to reed write from an illegal port (0x71"
Your bios is not proper for running XP. The brutal no-holds-barred answer is to update the BIOS for this issue or change the motherboard.
Some spend months dancing on this bug, but it's very clear to me what to do.
I have posted before, have WindowsXP pro SP2
850 Megaherts AMD Athlon
32 Kilobyte primary memory cach