modesetting - video driver for framebuffer device
modesetting is an Xorg driver for KMS devices. This is a non-accelerated
driver, the following framebuffer depths are supported: 8, 15, 16, 24. All
visual types are supported for depth 8, and TrueColor visual is supported for
the other depths. RandR 1.2 is supported.
The modesetting driver supports all hardware where a KMS driver is
available. modesetting uses the Linux DRM KMS ioctls and dumb object
Please refer to xorg.conf(5) for general configuration details. 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 config file. The modesetting driver can pick up the
currently used video mode from the kernel driver and will use it if there
are no video modes configured.
For PCI boards you might have to add a BusID line to the Device
section. See above for a sample line.
The following driver Options are supported:
Xorg(1), xorg.conf(5), Xserver(1), X(7)
Authors include: Dave Airlie
- Option "SWcursor" "boolean"
- Selects software cursor. The default is off.
- Option "kmsdev" "string"
- The framebuffer device to use. Default: /dev/dri/card0.
- Option "ShadowFB" "boolean"
- Enable or disable use of the shadow framebuffer layer. Default: on.
- Option "AccelMethod"
- One of "glamor" or "none". Default: glamor
- Option "PageFlip" "boolean"
- Enable DRI3 page flipping. The default is on.
- Option "ZaphodHeads"
- Specify the RandR output(s) to use with zaphod mode for a particular
driver instance. If you use this option you must use this option for all
instances of the driver.
For example: Option "ZaphodHeads" "LVDS,VGA-0"
will assign xrandr outputs LVDS and VGA-0 to this instance of the