Asus P5W User Manual page 105

JMicron SATA/PATA Controller [Enabled]
Allows you to enable or disable the JMicron Serial ATA/Parallel ATA controller.
Configuration options: [Disabled] [Enabled]
JMicron Controller Mode [Basic]
Allows you to set the mode of the JMicron controller.
Configuration options: [Raid] [Basic] [AHCI]
JMicron SATA/RAID BOOTROM [Enabled]
Allows you to enable or disable the JMicron Serial ATA RAID boot ROM.
Configuration options: [Disabled] [Enabled]
Setting the above item to [Disabled] may cause adverse effects. We strongly
recommend that you keep the default setting [Enabled].
Serial Port1 Address [3F8/IRQ4]
Allows you to select the Serial Port1 base address.
Configuration options: [Disabled] [3F8/IRQ4] [2F8/IRQ3] [3E8/IRQ4] [2E8/IRQ3]
ASUS P5W -2