B&R Automation PC 3100 User Manual page 159

4.1.7.2.8 System agent (SA) configuration
BIOS parameter
SA PCIe code version
VT-d
1)
Graphics configuration
DMI /OPI configuration
2) 3)
VT-d
Above 4 GB MMIO BIOS assignment
1) Intel Virtualization Technology for Directed I/O
2) Direct Media Interface
3) On package DMI interconnect Interface
4.1.7.2.8.1 Graphics configuration
BIOS parameter
Graphics turbo IMON current
GTT size
1)
Aperture size
DVMT pre-allocated
2)
DVMT total Gfx mem
Table 183: Advanced - System agent (SA) configuration - Graphics configuration
Automation PC 3100 User's manual V 1.00 Translation of the original documentation
Figure 42: Advanced - System agent (SA) configuration
Setting options Description
- Displays the SA PCIe code version
- Displays VT-d support
Enter Opens submenu
Enter Opens submenu
Disabled Disables/Enables VT-d
Enabled
Disables/Enables above 4 GB MMIO BIOS assignment
Disabled
Enabled
Table 182: Advanced - System agent (SA) configuration
Setting options Description
INT Defines the graphics turbo IMON current
Default: 31 Range: 14 to 31
8 MB Selects the GTT size [MB]
4 MB
2 MB
128 MB Selects reserved RAM [MB]
If the graphics memory is full, the defined amount of memory is made available.
256 MB
512 MB
1024 MB
4M to 64M Defines the allocated graphics memory (DVMT) [MB] to be used by the IGD
Default: 32M
256M Selects the memory size [MB] that can be used by the IDG.
MAX uses the entire available main memory.
128M
"Graphics configuration" on page 159
"DMI/OPI configuration" on page 161
Software
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3)
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