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Re: oskit driver for i8042 keyboard controller
From: |
Roland McGrath |
Subject: |
Re: oskit driver for i8042 keyboard controller |
Date: |
Thu, 7 Nov 2002 13:43:28 -0500 (EST) |
> Confirmed. What is the non-bus-walk name of these devices (just curious)?
What do you mean? Devices don't have flat names. The names like "eth0"
and so forth are compatibility hacks in bus_walk_from_compat_string.
> Ah, which reminds me that I still use device_read and not
> device_read_inband, in my kbd driver.
Well that's just silly. But they should both work.
> Writing of the bytes doesn't seem to work properly, I set up streamio
> (cat'ing from that works fine), and then I tried
>
> echo $'\xED\x07' > kbd
The examples/x86/i8042 test program does just that, and it works (lights go
on). So this must be a problem interacting with oskit-mach.
> It doesn't seem to be the mapping I am using currently. For example, escape
> is 0x76, but in GNU Mach 1 it is 0x01, F1 is 0x05, formerly 0x3b. I am not
> sure where the difference comes from, I will try to find it out.
That is the i8042 translating AT codes to XT codes.
- Re: oskit driver for i8042 keyboard controller, Marcus Brinkmann, 2002/11/06
- Re: oskit driver for i8042 keyboard controller, Marcus Brinkmann, 2002/11/07
- Re: oskit driver for i8042 keyboard controller,
Roland McGrath <=
- Re: oskit driver for i8042 keyboard controller, Marcus Brinkmann, 2002/11/08
- Re: oskit driver for i8042 keyboard controller, Roland McGrath, 2002/11/08
- Re: oskit driver for i8042 keyboard controller, Thomas Bushnell, BSG, 2002/11/08
- Re: oskit driver for i8042 keyboard controller, Roland McGrath, 2002/11/08
- Re: oskit driver for i8042 keyboard controller, Thomas Bushnell, BSG, 2002/11/09
- Re: oskit driver for i8042 keyboard controller, Roland McGrath, 2002/11/09
- Re: oskit driver for i8042 keyboard controller, Thomas Bushnell, BSG, 2002/11/09
- Re: oskit driver for i8042 keyboard controller, Roland McGrath, 2002/11/09
- Re: oskit driver for i8042 keyboard controller, Thomas Bushnell, BSG, 2002/11/09
- Re: oskit driver for i8042 keyboard controller, Roland McGrath, 2002/11/09