[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Using GRUB2 with CoreBoot (formerly known as LinuxBIOS) 2/4: Keyboar
Re: Using GRUB2 with CoreBoot (formerly known as LinuxBIOS) 2/4: Keyboard controller
Tue, 15 Jan 2008 19:06:25 +0100
On Sat, Jan 12, 2008 at 05:53:42PM +0000, Patrick Georgi wrote:
> second installement of my mini-series:
> The AT keyboard driver assumes that the keyboard is set to scancode set
> #1. It seems like many keyboards use set #2 (or even #3) by default now,
> and some 8042-emulating chipsets don't enable translation (to #1) by
> default. The BIOS then enables it to support the legacy compatibility the
> PC architecture is famous for - but CoreBoot doesn't.
> http://osdever.net/ has some information on programming the 8042 (without
> BIOS calls), incl. how to configure the scancode set you want to have.
> Also, 0x01 is the scancode for ESC. I didn't look if there's a special
> case for escapes, but a simple "\e" instead of "\0" at that code point
> might help.
Is there a way to reproduce this problem without specific hardware? (with
qemu or so)
<GPLv2> I know my rights; I want my phone call!
<DRM> What use is a phone call, if you are unable to speak?
(as seen on /.)