Gigabyte GA-7PXSL1 Manual - Page 73
MMCFG Size Size of the Memory Mapped Configuration Space
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IOH Configuration Intel(R) VT for Directed I/O Configuration Press [Enter] for configuration of advanced items. Intel(R) I/OAT (Intel I/O Acceleration Technology) Enable/Disable Intel I/OAT function. Options available: Enabled/Disabled. Default setting is Disabled. DCA Support (Direct Cache Access) Enable/Disable Intel DCA Support function. Options available: Enabled/Disabled. Default setting is Disabled. VGA Priority Define the display device priority. Options available: Onboard/Offboard. Default setting is Offboard. TargetVGA Display the Target VGA support informaiton. Gen3 Equalization WA's Enable/DIsable the support for Gen3 Equalization Workaround. Options available: Enabled/Disabled. Default setting is Disabled. IOH Resource Seletion Type Configure IOH Resource Seletion Type. Options available: Auto/Manual. Default setting is Auto. No Snoop Optimization Options VC0/VCP/VC1. Default setting is VC1. MMCFG Size (Size of the Memory Mapped Configuration Space) Options available: 1G/2G/4G/8G/16G/32G/64G. Default setting is 64G. MMCFGBASE (Base address of the Memory Mapped Configuration Space) Options available: 0x80000000/0xA0000000/0xC0000000/0x40000000. Default setting is 0x80000000. Intel(R) VT-d Enable/Disable Intel VT-d Technology function. Options available: Enabled/Disabled. Default setting is Enabled. - 73 - BIOS Setup