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trident - Trident video driver


Section "Device"
  Identifier "devname"
  Driver "trident"


trident is an XFree86 driver for Trident video cards. The driver is fully accelerated, and provides support for the following framebuffer depths: 1, 4, 8, 15, 16, and 24. Multi-head configurations are supported. The XvImage extension is supported on all Blade and Image series cards. Currently the ZOOM feature doesn't work properly on the Image series.

Supported Hardware

The trident driver supports PCI,AGP and ISA video cards based on the following Trident chips:
Blade3D, CyberBlade series i1, i7 (DSTN), i1, i1 (DSTN), Ai1, Ai1 (DSTN), CyberBlade/e4
3DImage975, 3DImage985, Cyber9520, Cyber9525, Cyber9397, Cyber9397DVD
9682, 9685, Cyber9382, Cyber9385, Cyber9388
9440AGi, 9660, 9680
  • 8900D (ISA)
  • Configuration Details

    Please refer to XF86Config(5) for general configuration details. This section only covers configuration details specific to this driver.

    The following driver Options are supported:

    Option "SWCursor" "boolean"
    Enable or disable the SW cursor. Default: off.
    Option "NoAccel" "boolean"
    Disable or enable acceleration. Default: acceleration is enabled.
    Option "PciRetry" "boolean"
    Enable or disable PCI retries. Default: off.
    Option "CyberShadow" "boolean"
    For Cyber chipsets only, turn off shadow registers. If you only see a partial display - this may be the option for you. Default: on.
    Option "CyberStretch" "boolean"
    For Cyber chipsets only, turn on stretching. When the resolution is lower than the LCD's screen, this option will stretch the graphics mode to fill the entire LCD. Default: off.
    Option "ShadowFB" "boolean"
    Enable or disable use of the shadow framebuffer layer. See shadowfb(4) for further information. Default: off.
    Option "VideoKey" "integer"
    This sets the default pixel value for the YUV video overlay key. NOTE: Default is 0 for depth 15 and 24. This needs fixing. Default: undefined.
    Option "NoPciBurst" "boolean"
    Turn off PCI burst mode, PCI Bursting is on by default. Default: off.

    See Also

    XFree86(1) , XF86Config(5) , xf86config(1) , Xserver(1) , X(7)


    Author: Alan Hourihane

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