I don't know if you're all aware, but BIOS 802 is up on the Asus download site.
Version 0802:
Description P5K Premium/WiFi-AP BIOS 0802
1. Fix the system may show "Failed to flash!" in CrashFree.
2. Fix Realtek Lan function may not function in Vista and WinXP when AI-NET2 is enabled then disabled in BIOS.