TRIDENT(4x)															       TRIDENT(4x)

NAME

       trident - Trident video driver

SYNOPSIS

       Section "Device"
	 Identifier "devname"
	 Driver "trident"
	 ...
       EndSection

DESCRIPTION

       trident	is  an	XFree86  driver  for  Trident  video cards.  The driver is 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  TGUI96xx  and  greater
       cards.

SUPPORTED HARDWARE

       The trident driver supports PCI,AGP and ISA video cards based on the following Trident chips:

       Blade	   Blade3D,  CyberBlade series i1, i7 (DSTN), i1, i1 (DSTN), Ai1, Ai1 (DSTN), CyberBlade/e4, CyberBladeXP, CyberBladeAi1/XP, Blad-
		   eXP

       Image	   3DImage975, 3DImage985, Cyber9520, Cyber9525, Cyber9397, Cyber9397DVD

       ProVidia    9682, 9685, Cyber9382, Cyber9385, Cyber9388

       TGUI	   9440AGi, 9660, 9680

       ISA/VLBus   8900C, 8900D, 9000, 9200CXr, Cyber9320, 9400CXi, 9440AGi These cards have been ported but need  furthur  testing  and  may  not
		   work.

CONFIGURATION DETAILS

       Please refer to XF86Config(5x) 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 graph-
	      ics mode to fill the entire LCD. Default: off.

       Option "ShadowFB" "boolean"
	      Enable or disable use of the shadow framebuffer layer.  Default: off.

       Option "VideoKey" "integer"
	      This sets the default pixel value for the YUV video overlay key.	Default: undefined.

       Option "NoPciBurst" "boolean"
	      Turn off PCI burst mode, PCI Bursting is on by default.  Default: off.

       Option "XvHsync" "integer"
	      Override the default Horizontal-sync value for the Xv extension.	This is used to center the Xv image on the screen.  By default the
	      values are assigned based on the video card.  Default: 0.

       Option "XvVsync" "integer"
	      Override	the  default Vertical-sync value for the Xv extension.	This is used to center the Xv image on the screen.  By default the
	      values are assigned based on the video card.  Default: 0.

       Option "XvBskew" "integer"
	      Override the default Bottom skew value for the Xv extension.  This is used to extend the Xv image on the screen at the  bottom.	By
	      default the values are assigned based on the video card.	Default: 0.

       Option "XvRskew" "integer"
	      Override	the  default  Right  skew value for the Xv extension.  This is used to extend the Xv image on the screen at the right.	By
	      default the values are assigned based on the video card.	Default: 0.

       Option "Display" "string"
	      Override the display.  Possible values are "CRT", "LCD" and "Dual".  Please note that this option is only experimentally.   Default:
	      Use display active when X started.

       Option "Display1400" "boolean"
	      Inform driver to expect 1400x1050 display instead of a 1280x1024.  Default: off.

       Option "GammaBrightness" "string"
	      Set  display  gamma  value and brightness. "string" is "gamma, brightness", where gamma is a floating point value greater than 0 and
	      less or equal to 10. brightness is an integer value greater or equal to 0 and less than 128.  Default: gamma and brightness  control
	      is turned off.  Note: This is not supported on all chipsets.

SEE ALSO

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

AUTHOR

       Author: Alan Hourihane

XFree86 						       Version Version 4.3.0						       TRIDENT(4x)