tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1==============
2What is efifb?
3==============
4
5This is a generic EFI platform driver for Intel based Apple computers.
6efifb is only for EFI booted Intel Macs.
7
8Supported Hardware
9==================
10
11- iMac 17"/20"
12- Macbook
13- Macbook Pro 15"/17"
14- MacMini
15
16How to use it?
17==============
18
19efifb does not have any kind of autodetection of your machine.
20You have to add the following kernel parameters in your elilo.conf::
21
22 Macbook :
23 video=efifb:macbook
24 MacMini :
25 video=efifb:mini
26 Macbook Pro 15", iMac 17" :
27 video=efifb:i17
28 Macbook Pro 17", iMac 20" :
29 video=efifb:i20
30
31Accepted options:
32
33======= ===========================================================
34nowc Don't map the framebuffer write combined. This can be used
35 to workaround side-effects and slowdowns on other CPU cores
36 when large amounts of console data are written.
37======= ===========================================================
38
39Edgar Hucek <gimli@dark-green.com>