This version of this document is no longer maintained.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

`devg-mach64.so`

Graphics driver for ATI Mach64 chipsets

Syntax:

io-graphics -d mach64 [option[,option...]] ... &

Runs on:

x86

Options:

For the io-graphics options that you can use with this driver, see io-graphics.

Description:

The devg-mach64.so driver provides accelerated 2D support for the specified graphics chipsets.

Supported chipsets

ATI Mach 64 GX
ATI Mach 64 CT
ATI Mach 64 VT
ATI Mach 64 ET

Acceleration features

Feature	Provision
Solid fills	Yes
Pattern fills	Yes
Onscreen blitting	Yes
Offscreen blitting	Yes
Chroma-keyed blitting	Yes
Alpha blending	No
Raster OPs	Partial
Bitmaps	Yes

Video Overlay/Scaler support

None

Other features

Feature	Provision
Hardware Cursor	Yes (see below)
TV Out	Yes (PAL and NTSC if BIOS allows)
Video capture	No
DPMS (power saving)	Yes

Restrictions:

The hardware cursor feature is not available on some Mach 64 GX models.

Resolution and refresh support

Display size (pixels):	Refresh rate (Hz):	Color depth (bits per pixel):
640x480	60, 72, 75, 85	8, 15, 16, 24, 32
800x600	60, 72, 75, 85	8, 15, 16, 24, 32
1024x768	60, 70, 75, 85	8, 15, 16, 24, 32
1280x1024	60, 70, 75, 85	8, 15, 16, 24, 32

Restrictions:

These are typical values; the actual ones may depend on your video BIOS.

Files:

This driver needs the following at run time:

libffb.so: Software rasterization library.

See also:

crttrap, devgt-iographics, io-graphics