Graphics driver for TVIA CyberPro chipsets
io-display [-vf] -d vid=[0x]vendor_id,did=[0x]device_id[,deviceindex=index] [-c config_file] [-p priority]
Neutrino
MIPSLE, SHLE, x86
For the general io-display options that you can use with this driver, see io-display.
You can set configuration options that are specific to this driver by using the modeopts setting in display.conf:
The devg-tvia.so driver provides accelerated 2D support for TVIA graphics chipset.
On non-x86 systems, install jumper JP3 on the reference adapter.
You can edit the configuration file to enable devg-tvia.so to run on your board. For more information on the options available, see the sample configuration file, /usr/photon/config/tvia.conf.
If you use a configuration file for this driver, you must use the modeopts in your display.conf to specify its location.
Feature | Provision |
---|---|
Solid fills | Yes |
Bresenham lines | No |
Pattern fills | Yes |
Polygons | No |
Onscreen blitting | Yes |
Offscreen blitting | Yes |
Chroma-keyed blitting | Yes |
Alpha blending | No |
Raster OPs | Full |
Bitmaps | Yes |
Feature | Provision |
---|---|
YUV formats | Yes (Packed) |
RGB formats | Yes (RGB 555, 565, 888, 8888) |
Up scaling | Yes |
Down scaling | No |
Feature | Provision |
---|---|
Hardware Cursor | Yes |
TV Out (PAL and NTSC) | Yes |
Video capture | No |
DPMS (power saving) | Yes |
Display size (pixels): | Refresh rate(Hz): | Color depth (bits per pixel): |
---|---|---|
640x480 | 60, 72, 75, 85 | 8, 15, 16, 24, 32 |
800x600 | 60, 70, 75, 85 | 8, 15, 16, 24, 32 |
1024x768 | 60, 70, 75, 85 | 8, 15, 16, 24, 32 |
1152x864 | 60, 70, 75, 85 | 8, 15, 16, 24, 32 |
1280x800 | 60, 72, 75, 85 | 8, 15, 16, 24, 32 |
1280x1024 | 60, 72, 75, 85 | 8, 15, 16, 24, 32 |
1440x900 | 60, 72, 75, 85 | 8, 15, 16, 24, 32 |
1600x1200 | 60, 72, 75, 85 | 8, 15, 16, 24, 32 |
Restrictions:
This driver needs the following at run time:
/usr/photon/config/tvia.conf