FIC A360 User Manual
Software Functional Overview
3-4
FIC A360 Service Manual
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3.3.3 Video
The Video subsystem used share memory of Video memory. The system will support
the true ZV port, the Microsoft Direct 3D assist, simultaneous display, monitor sense for
auto display on boot and VESA Super VGA function call.
Supported Video Mode
The following is the display modes supported by the S3 Savega4 in LCD only, CRT
only, and simultaneous mode. The VGA BIOS will allow mode sets of resolutions
greater than the panel size but only show as much mode display as will fit on the panel.
Panel Type Initialization
The VGA BIOS will issue INT 15h function call during POST. This function call allows the
system BIOS to specify the panel type to the VGA BIOS. The system BIOS should get the
panel type from GPI pins before the VGA chip initialized, and pass this information to VGA
BIOS through INT 15 Function 5F01h.
Supported standard VGA modes:
the true ZV port, the Microsoft Direct 3D assist, simultaneous display, monitor sense for
auto display on boot and VESA Super VGA function call.
Supported Video Mode
The following is the display modes supported by the S3 Savega4 in LCD only, CRT
only, and simultaneous mode. The VGA BIOS will allow mode sets of resolutions
greater than the panel size but only show as much mode display as will fit on the panel.
Panel Type Initialization
The VGA BIOS will issue INT 15h function call during POST. This function call allows the
system BIOS to specify the panel type to the VGA BIOS. The system BIOS should get the
panel type from GPI pins before the VGA chip initialized, and pass this information to VGA
BIOS through INT 15 Function 5F01h.
Supported standard VGA modes:
The VGA BIOS supports the IBM VGA Standard 7-bit VGA modes numbers.
Mode Pixel
Resolution Colors
Memory
00h/01h 40*25
16
Text
02h/03h 80*25
16
Text
04h/05h 320*200
4
2-bit
Planar
06h 640*200 2 1-bit
Planar
07h 80*25 Mono Text
0Dh 320*200 16 4-bit
Planar
0Eh 640*200 16 4-bit
Planar
0Fh 640*350 Mono 1-bit
Planar
10h 640*350 16 4-bit
Planar
11h 640*480 2 2-bit
Planar
12h 640*480 16 4-bit
Planar
13h 320*200 256 8-bit
Planar
Note: All Standard VGA Modes are limited to the standard VGA refresh rates.
Supported extended video modes:
Supported extended video modes:
CRT device will support all listed VESA mode; and other devices such as PANEL & TV may
be limited to the mode support due to their characteristics.
be limited to the mode support due to their characteristics.