Bios Mods -The Best BIOS Update and Modification Source

Full Version: via vt6421a sata controller
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I need to prevent writing operations by modifying the bios of via vt6421a chipset.
For some security reasons I want to use this pci card as "read only" device.

http://www.amazon.com/VT6421A-3-Port-SAT...B000YMJ6ZE


A custom .rom file attached. [attachment=7592]

Thanks for your help...