mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-14 14:34:28 +08:00
5b55f52d13
Create the documentation for SM712. Mention all the supported modes and how to use. Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
32 lines
752 B
Plaintext
32 lines
752 B
Plaintext
What is sm712fb?
|
|
=================
|
|
|
|
This is a graphics framebuffer driver for Silicon Motion SM712 based processors.
|
|
|
|
How to use it?
|
|
==============
|
|
|
|
Switching modes is done using the video=sm712fb:... boot parameter.
|
|
|
|
If you want, for example, enable a resolution of 1280x1024x24bpp you should
|
|
pass to the kernel this command line: "video=sm712fb:0x31B".
|
|
|
|
You should not compile-in vesafb.
|
|
|
|
Currently supported video modes are:
|
|
|
|
[Graphic modes]
|
|
|
|
bpp | 640x480 800x600 1024x768 1280x1024
|
|
----+--------------------------------------------
|
|
8 | 0x301 0x303 0x305 0x307
|
|
16 | 0x311 0x314 0x317 0x31A
|
|
24 | 0x312 0x315 0x318 0x31B
|
|
|
|
Missing Features
|
|
================
|
|
(alias TODO list)
|
|
|
|
* 2D acceleratrion
|
|
* dual-head support
|