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Caution: This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.


Graphics driver for NEC Ravin chipsets


io-graphics -d ravin [option[,option...]]
            ... &

Runs on:

MIPSLE, PowerPC, x86


For the general io-graphics options that can be used with this driver, see io-graphics.

Options specific to this driver:

Specifies the full path to ravin.conf, which is the configuration file for this driver.


The devg-ravin.so driver provides accelerated 2D support for the NEC Ravin graphics chipset.

You can edit the ravin.conf configuration file to enable devg-ravin.so to run on your board. Follow the editing instructions in this file to specify the correct configuration for the required display mode. (For a more detailed explanation of the display settings, see the appropriate NEC documentation.)

You must specify the location of the configuration file to the devg-ravin.so driver via the mode_opts option of io-graphics. For example:

io-graphics -d ravin xres=640,yres=480,bitpp=16,photon,
mode_opts=/etc/photon/config/ravin.conf -pphoton

Supported chipsets

Acceleration features

Feature Provision
Solid fills Yes
Bresenham lines Yes
Pattern fills Yes
Polygons Yes
Onscreen blitting Yes
Offscreen blitting Yes
Chroma-keyed blitting Yes
Alpha blending Partial
Raster OP's Full
Bitmaps No

Video Overlay/Scaler support

Feature Provision
YUV formats Yes
RGB formats Yes
Up scaling Yes

Other features

Feature Provision
Hardware Cursor Yes
TV Out No
Video capture Yes
DPMS (power saving) Yes
Layers supported 6

Resolution and refresh support

Display size (pixels): Refresh rate(Hz): Color depth (bits per pixel):
640x480 60 8, 16
800x600 60 8, 16

Note: Other resolutions and color depths can be configured using the ravin.conf driver configuration file.


This driver needs the following files available at run time:

Graphics driver utility library.
Software rasterization library.

See also:

io-graphics, crttrap, devgt-iographics, ravin.conf

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