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1=============2What is lxfb?3=============4 5.. [This file is cloned from VesaFB/aty128fb]6 7 8This is a graphics framebuffer driver for AMD Geode LX based processors.9 10Advantages:11 12 * No need to use AMD's VSA code (or other VESA emulation layer) in the13 BIOS.14 * It provides a nice large console (128 cols + 48 lines with 1024x768)15 without using tiny, unreadable fonts.16 * You can run XF68_FBDev on top of /dev/fb017 * Most important: boot logo :-)18 19Disadvantages:20 21 * graphic mode is slower than text mode...22 23 24How to use it?25==============26 27Switching modes is done using lxfb.mode_option=<resolution>... boot28parameter or using `fbset` program.29 30See Documentation/fb/modedb.rst for more information on modedb31resolutions.32 33 34X1135===36 37XF68_FBDev should generally work fine, but it is non-accelerated.38 39 40Configuration41=============42 43You can pass kernel command line options to lxfb with lxfb.<option>.44For example, lxfb.mode_option=800x600@75.45Accepted options:46 47================ ==================================================48mode_option specify the video mode. Of the form49 <x>x<y>[-<bpp>][@<refresh>]50vram size of video ram (normally auto-detected)51vt_switch enable vt switching during suspend/resume. The vt52 switch is slow, but harmless.53================ ==================================================54 55Andres Salomon <dilinger@debian.org>56