From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- Documentation/fb/lxfb.rst | 55 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/fb/lxfb.rst (limited to 'Documentation/fb/lxfb.rst') diff --git a/Documentation/fb/lxfb.rst b/Documentation/fb/lxfb.rst new file mode 100644 index 000000000..863e6b98f --- /dev/null +++ b/Documentation/fb/lxfb.rst @@ -0,0 +1,55 @@ +============= +What is lxfb? +============= + +.. [This file is cloned from VesaFB/aty128fb] + + +This is a graphics framebuffer driver for AMD Geode LX based processors. + +Advantages: + + * No need to use AMD's VSA code (or other VESA emulation layer) in the + BIOS. + * It provides a nice large console (128 cols + 48 lines with 1024x768) + without using tiny, unreadable fonts. + * You can run XF68_FBDev on top of /dev/fb0 + * Most important: boot logo :-) + +Disadvantages: + + * graphic mode is slower than text mode... + + +How to use it? +============== + +Switching modes is done using lxfb.mode_option=... boot +parameter or using `fbset` program. + +See Documentation/fb/modedb.rst for more information on modedb +resolutions. + + +X11 +=== + +XF68_FBDev should generally work fine, but it is non-accelerated. + + +Configuration +============= + +You can pass kernel command line options to lxfb with lxfb.