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1============================================2Framebuffer driver for Cirrus Logic chipsets3============================================4 5Copyright 1999 Jeff Garzik <jgarzik@pobox.com>6 7 8.. just a little something to get people going; contributors welcome!9 10 11Chip families supported:12 - SD6413 - Piccolo14 - Picasso15 - Spectrum16 - Alpine (GD-543x/4x)17 - Picasso4 (GD-5446)18 - GD-548019 - Laguna (GD-546x)20 21Bus's supported:22 - PCI23 - Zorro24 25Architectures supported:26 - i38627 - Alpha28 - PPC (Motorola Powerstack)29 - m68k (Amiga)30 31 32 33Default video modes34-------------------35At the moment, there are two kernel command line arguments supported:36 37- mode:640x48038- mode:800x60039- mode:1024x76840 41Full support for startup video modes (modedb) will be integrated soon.42 43Version 1.9.9.144---------------45* Fix memory detection for 512kB case46* 800x600 mode47* Fixed timings48* Hint for AXP: Use -accel false -vyres -1 when changing resolution49 50 51Version 1.9.4.452---------------53* Preliminary Laguna support54* Overhaul color register routines.55* Associated with the above, console colors are now obtained from a LUT56 called 'palette' instead of from the VGA registers. This code was57 modelled after that in atyfb and matroxfb.58* Code cleanup, add comments.59* Overhaul SR07 handling.60* Bug fixes.61 62 63Version 1.9.4.364---------------65* Correctly set default startup video mode.66* Do not override ram size setting. Define67 CLGEN_USE_HARDCODED_RAM_SETTINGS if you _do_ want to override the RAM68 setting.69* Compile fixes related to new 2.3.x IORESOURCE_IO[PORT] symbol changes.70* Use new 2.3.x resource allocation.71* Some code cleanup.72 73 74Version 1.9.4.275---------------76* Casting fixes.77* Assertions no longer cause an oops on purpose.78* Bug fixes.79 80 81Version 1.9.4.182---------------83* Add compatibility support. Now requires a 2.1.x, 2.2.x or 2.3.x kernel.84 85 86Version 1.9.487-------------88* Several enhancements, smaller memory footprint, a few bugfixes.89* Requires kernel 2.3.14-pre1 or later.90 91 92Version 1.9.393-------------94* Bundled with kernel 2.3.14-pre1 or later.95