Onchip Vga Configuration; Select Display Device 1 And 2; Panel Type; Vga Share Memory (Frame Buffer) - VIA Technologies VB7009 User Manual

6.33.1.2. OnChip VGA Configuration

The OnChip VGA Configuration screen has features for controlling the integrated graphics controller in
the VX900 chipset.

Figure 89: Illustration of OnChip VGA Configuration screen

6.33.1.2.1.

Select Display Device 1 and 2

The Select Display Device feature enables the user to choose a specific display interface. This feature has
two options: CRT and LCD. If both Select Display Device 1 and Select Display Device 2 are set to the
same interface, then any display device connected to the other interface will not function. For example, if
both Select Display 1 and 2 are set to CRT, then no data will be sent to the LCD port.
6.33.1.2.2.

Panel Type

The Panel Type feature enables the user to specify the resolution of the display being used with the system.
The panel types are predefined in the VGA VBIOS.
Panel Type Resolution
00 640 x 480
01 800 x 600
02 1024 x 768
03 1280 x 768
04 1280 x 1024
05 1400 x 1050
06 1440 x 900
07 1280 x 800
6.33.1.2.3.

VGA Share Memory (Frame Buffer)

The VGA Share Memory feature enables the user to choose the amount of the system memory to reserve
for use by the integrated graphics controller. The selections of memory amount that can be reserved are
128MB, 256MB and 512MB.
6.33.1.2.4.

CPU Direct Access Frame Buffer

The CPU Direct Access Frame Buffer feature enables the CPU to write to the portion of memory reserved
for the integrated graphics controller. This feature has two options: "Disabled" and "Enabled".
Panel Type Resolution
08 800 x 480
09 1024 x 600
10 1366 x 768
11 1600 x 1200
12 1680 x 1050
13 1920 x 1200
14 1920 x 1080
15 1024 x 576
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