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.\" $XFree86: xc/programs/Xserver/hw/xfree86/drivers/cyrix/cyrix.man,v 1.3 2002/11/06 11:38:59 alanh Exp $
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.\" shorthand for double quote that works everywhere.
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.TH CYRIX __drivermansuffix__ __vendorversion__
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cyrix \- Cyrix video driver
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.B "Section \*qDevice\*q"
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.BI " Identifier \*q" devname \*q
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.B " Driver \*qcyrix\*q"
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is an XFree86 driver for the Cyrix MediaGX (now Natsemi Geode) series of
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processors when using the built in video.
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.SH SUPPORTED HARDWARE
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driver supports the MediaGX, MediaGXi and MediaGXm processors, as well as
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the Natsemi 'Geode' branded processors. It supports the CS5510, CS5520,
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CS5530 and CS5530A companion chips. The driver supports 4, 8, 15 and 16 bit
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deep displays with video compression and acceleration.
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The MediaGX run length compresses its shared framebuffer, for the best
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performance on a MediaGX machine pick backgrounds that compress well
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.SH CONFIGURATION DETAILS
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Please refer to XF86Config(__filemansuffix__) for general configuration
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details. This section only covers configuration details specific to this
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.BI "Option \*qNoAccel\*q \*q" boolean \*q
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Disable or enable acceleration. Default: acceleration is enabled.
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.BI "Option \*qSWCursor\*q \*q" boolean \*q
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Disable or enable software cursor. Default software cursor is enabled and a
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hardware cursor is used.
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.BI "Option \*qHWCursor\*q \*q" boolean \*q
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Disable or enable hardware cursor. Default hardware cursor is disabled.
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.BI "Option \*qShadowFB\*q \*q" boolean \*q
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Disable or enable shadow frame buffer. The shadow buffer is normally only
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used when rotating the screen. The default is false.
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.BI "Option \*qRotate\*q \*qCW\*q"
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.BI "Option \*qRotate\*q \*qCCW\*q"
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Rotate the display clockwise or counterclockwise for use on Cyrix based
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tablet PC systems. This mode is currently unaccelerated.
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This driver has not been tested on the original 5510 hardware for some
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8bit mode does not currently work on the CS5510 with external RAMDAC.
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The 5530A video overlay facility is not currently supported.
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XFree86 uses the MediaGX 'SoftVGA' interface. On a small number of boards
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this is buggy and may result in strange illegal instruction traps.
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Hardware cursors are not currently supported.
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XFree86(1), XF86Config(__filemansuffix__), xf86config(1), Xserver(1), X(__miscmansuffix__)
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Authors include: Richard Hecker, Annius Groenink, Dirk Hohndel, The GGI