Memory hole, Boots graphic adapter priority sdo, Internal graphics mode select – Kontron CP305 BIOS User Manual
Page 87: Cp305 bios chipset setup

CP305 BIOS
Chipset Setup
ID 1035-8356, Rev. 1.0
Page 77
P R E L I M I N A R Y
Memory Hole
This function is used to allocate the memory hole between the 15
th
and 16
th
megabyte.
Optimal and Fail-Safe default settings: Disabled
Boots Graphic Adapter Priority
SDO
This function is used to select the VGA adapter to be used to display the POST messages.
Optimal and Fail-Safe default settings: PCI/IGD
Internal Graphics Mode Select
This function is used to select the amount of the main memory to share with the graphics con-
troller.
Optimal and Fail-Safe default settings: Enabled, 8 MB
SETTING
DESCRIPTION
Disabled
Use this setting to prevent the system from allocating a memory hole.
15 MB - 16 MB
Use this setting to allocate a memory hole between the 15
th
and 16
th
megabyte.
This setting is normally only required for the OS/2 operating system.
SETTING
DESCRIPTION
PCI/IGD
Use this setting to specify that if a PCI VGA adapter is available, it is used to display the
POST messages.
If no PCI/ VGA adapter is available, the internal graphics device is used to display the
POST codes.
IGD
Use this setting to specify that the internal graphics device is always used to display the
POST messages.
SETTING
DESCRIPTION
Enabled, 1 MB
Use this setting to specify that 1 MB of main memory is used for the graphics controller.
Enabled, 8 MB
Use this setting to specify that 8 MB of main memory is used for the graphics controller.
Disabled
Use this setting to disable the Internal Graphics Controller.