HP Workstation xw6000 HP Workstations for Linux - User Guide - Page 19

AMD® / ATI graphics workstations, Xinerama, ATI Big Desktop, ATI Overdrive - specification

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Professional Displays). These cards have higher fidelity than standard DVI-driven or VGA-driven monitors that support 24-bit, 8-bit-per-channel signals. Work to support 30-bit visuals on the enterprise desktop is ongoing with X.org X servers at X11 R7.4 or later. (To correctly manage mixed 30-bit and 24-bit visual requests, these servers require later versions of GDM , Gnome, and KDE display managers). For more information on these advanced settings, see the documentation provided with the drivers and the Linux distribution. AMD® / ATI graphics workstations ATI™ provides a command line tool to automatically configure the Xorg configuration file /etc/X11/ xorg.conf. The aticonfig tool should be used immediately after the ATI graphics driver is installed to perform the initial configuration of the xorg.conf file. NOTE: The ATI graphics driver will not become functional until the following command is issued: # aticonfig --initial HP recommends the interactive configuration utilities provided by ATI. These utilities provide access to: ● 3D Performance Management ● X Server Display Information and Management- including screen layouts, display resolutions and timings, multi-display settings and Xinerama. ● X Screen # - including color gamma correction, XVideo settings, and Antialiasing requirements ● GPU # - including vbios version, clock speed, driver, and probed monitor information Configuration changes can be previewed and saved by clicking "Apply" in the utilty interface. Additional documentation in html format is installed in the /usr/share/doc/ati directory. In addition to the Catalyst Control Center application, some of the features that can be configured using the aticonfig application include: ● Xinerama- the X.org/XFree86 extension that supports continuous display technology on the X server. When enabled, it changes independent displays to continuous displays. Xinerama is configured with a ServerFlags option or enabled with a command-line option. NOTE: Xinerama only supports accelerated 3D between screens controlled by independent cards with the most recent Nvidia drivers (not ATI drivers). The NVIDIA-settings applet tool supports interactive configuration of this and other layout-specific features for the X server. ● ATI Big Desktop-an ATI-specific driver configuration mode that supports Xinerama-like functionality across the two video ports of an ATI graphics card. When configured, it allows the X server to manage dual video ports as one independent display. User windows can traverse the entire graphics card framebuffer NOTE: This mode is configurable only with the aticonfig configuration tool provided by ATI. ● ATI Overdrive-enables you to change core or memory clock values. ENWW AMD® / ATI graphics workstations 15

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Professional Displays). These cards have higher fidelity than standard DVI-driven or VGA-driven
monitors that support 24-bit, 8-bit-per-channel signals.
Work to support 30-bit visuals on the enterprise desktop is ongoing with X.org X servers at X11 R7.4 or
later. (To correctly manage mixed 30-bit and 24-bit visual requests, these servers require later versions
of GDM , Gnome, and KDE display managers). For more information on these advanced settings, see
the documentation provided with the drivers and the Linux distribution.
AMD® / ATI graphics workstations
ATI™ provides a command line tool to automatically configure the Xorg configuration file /etc/X11/
xorg.conf. The aticonfig tool should be used immediately after the ATI graphics driver is installed to
perform the initial configuration of the xorg.conf file.
NOTE:
The ATI graphics driver will not become functional until the following command is issued:
<prompt> # aticonfig --initial
HP recommends the interactive configuration utilities provided by ATI. These utilities provide access to:
●
3D Performance Management
●
X Server Display Information and Management- including screen layouts, display resolutions and
timings, multi-display settings and Xinerama.
●
X Screen # - including color gamma correction, XVideo settings, and Antialiasing requirements
●
GPU # - including vbios version, clock speed, driver, and probed monitor information
Configuration changes can be previewed and saved by clicking “Apply” in the utilty interface.
Additional documentation in html format is installed in the /usr/share/doc/ati directory.
In addition to the Catalyst Control Center application, some of the features that can be configured using
the aticonfig application include:
●
Xinerama
— the X.org/XFree86 extension that supports continuous display technology on the X
server. When enabled, it changes independent displays to continuous displays. Xinerama is
configured with a ServerFlags option or enabled with a command-line option.
NOTE:
Xinerama only supports accelerated 3D between screens controlled by independent
cards with the most recent Nvidia drivers (not ATI drivers). The NVIDIA-settings applet tool supports
interactive configuration of this and other layout-specific features for the X server.
●
ATI Big Desktop
–an ATI-specific driver configuration mode that supports Xinerama-like
functionality across the two video ports of an ATI graphics card. When configured, it allows the X
server to manage dual video ports as one independent display. User windows can traverse the
entire graphics card framebuffer
NOTE:
This mode is configurable only with the aticonfig configuration tool provided by ATI.
●
ATI Overdrive
—enables you to change core or memory clock values.
ENWW
AMD® / ATI graphics workstations
15