Usb Controller - Gigabyte GA-6VM7-4I User Manual

South Bridge Subsystem ID
Disabled Disable it if you have to install VIA 4 in 1 SP4.22 or before.
(Default Value)
Enabled Enable south bridge subsystem ID function.

USB Controller

Set USB Controller Function used all USB Port. (Default Value)
All USB Port
USB Port 0&1 Set USB Controller Function used USB Port 0&1.
USB Port 2&3 Set USB Controller Function used USB Port 2&3.
Disabled USB Controller Function Disabled.
USB Legacy Support
Keyboard Set USB Legacy Support Keyboard.
Keyb+Mouse Set USB Legacy Support Keyboard +Mouse.
Disabled USB Legacy Support Function. (Default Value)
Disabled
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BIOS Setup