Manual Reference Pages - SCFB (4)
scfb - video driver for wsdisplay framebuffer device
scfb is an Xorg driver for OpenBSD and NetBSD
wsdisplay framebuffer devices.
This is a non-accelerated driver.
The following framebuffer depths are supported: 1, 8, 16 and 24, given
that the wsdisplay device underneath supports them.
A StaticGray monochrome visual is provided for depth 1,
all visual types are supported for depth 8 and a TrueColor visual is
supported for the other depths.
Multi-head configurations are supported.
scfb driver supports all hardware where a wsdisplay framebuffer driver
is available on OpenBSD and NetBSD.
On OpenBSD, currently this includes OpenBSD/macppc, OpenBSD/sgi,
OpenBSD/sparc, OpenBSD/sparc64 and OpenBSD/alpha on TGA graphics cards.
It also supports NetBSD/i386 using wsdisplay on vesafb(4).
Please refer to xorg.conf(5) for general configuration
This section only covers configuration details specific to this driver.
For this driver it is not required to specify modes in the
Screen section of the configuration file.
scfb driver picks up the currently used video mode from the framebuffer
driver and uses it.
Video modes specifications in the configuration file are ignored.
The following driver options are supported in the
Option 34device34 34string34 |
The wsdisplay framebuffer device to use.
Default for OpenBSD: /dev/ttyC0.
Default for NetBSD: /dev/ttyE0.
Option 34ShadowFB34 34boolean34 |
Enable or disable use of the shadow framebuffer layer.
See shadowfb(4x) for further information.
Default: on for depths were it is supported, off otherwise.
ShadowFB is currently not supported on monochrome displays.
Option 34Rotate34 34string34 |
Enable rotation of the display. The supported values are "CW" (clockwise,
90 degrees), "UD" (upside down, 180 degrees) and "CCW" (counter clockwise,
Implies use of the shadow framebuffer layer.
Xorg(1), xorg.conf(5), xorgconfig(1), Xserver(1),
Authors include: Matthieu Herrb, Gerd Knorr, Michel D�nzer, Geert Uytterhoeven
|X Version 11 ||WSFB (4x) ||xf86-video-scfb 0.0.4 |
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