Re: [microblaze-uclinux] PS/2 Controller

[Michal Simek <michal.simek@xxxxxxxxxxxxx>]

Aws Ismail wrote:
> Hi Pablo,
> 
> I was sifting through the /drivers/input/ list on the git repository and
> I have found the driver for the xps_ps2 IP core. This can be found here:
> 
> http://git.monstr.eu/git/gitweb.cgi?p=linux-2.6-microblaze.git;a=history;f=drivers/input/serio/xilinx_ps2.c;h=ebb22f88c8426bdd3cebff9e2f822d0b7412ade7;hb=HEAD
> 
> Its been added by John Linn from Xilinx on July of 2008. As part of my
> project of migrating Petalinux to the XUPV2P board, I want to eventually
> use a PS/2 keyboard attached to the PS/2 port of the board. My EDK
> project is microblaze-based and uses the XPS_PS2 core. However, looking
> at the Kconfig entry of the XPS_PS2 driver, john linn mentions that its
> for PPC, I am new to all of this so do you know if it will work with a
> microblaze-based design instead?

I haven't tested it but I don't expect any big troubles. If you can please
try it and let me know.

Thanks,
Michal

> 
> By the way, I also checked the SVN trunk for Petalinux here (username:
> guest, no password):
> 
> https://developer.petalogix.com/pr/internal/petalinux/trunk/software/linux-2.6.x-petalogix/drivers/input/serio/
> 
> and the driver does not exist.
> 
> If anyone has tried using this driver, would you please let me know if
> it works with a microblaze-based EDK project.
> 
> Best Regards.
> 
> Aws\
> 
> On Fri, Apr 3, 2009 at 2:41 AM, <pcolodron@xxxxxxxx
> <mailto:pcolodron@xxxxxxxx>> wrote:
> 
>     Hi all,
> 
>     I am actually working with a ML405 board and microblaze. I have
>     succesfully ported a uClinux system with framebuffer support. My
>     next aim is to work with a PS/2 mouse and a PS/2 keyboard.
> 
>     I guessed I had to activate 'Device Drivers'->'Input device
>     support'->'Mouse interface' and 'Provide legacy /dev/psaux'.
> 
>     I also activated 'Device Drivers'->'Input device
>     support'->'Mouse'->'PS/2 Mouse' and also 'AT Keyboard'.
> 
>     However, if I do this I do not have any /dev/psaux in my system and
>     neither I have /dev/input. Is this normal?
> 
>     'i8042 PC keyboard controller' is activated as well but I believe
>     that, in my case, I need a specific Xilinx PS/2 driver, am I right?
> 
>     I have been looking at ../drivers/input files and, if I am not
>     mistaken, mousedev.c should register the devices /dev/psaux and
>     dev/mice. When the kernel boots, I receive 'mice: PS/2 mouse device
>     common for all mice'.
> 
>     Could anyone help to understand the connection beeween these drivers
>     and devices? Do you know any place where I could find a driver for
>     Xilinx PS/2?
> 
>     Thanks a lot for your help.
> 
>     Kind regards,
> 
>     Pablo Colodron
> 
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> 
> 

-- 
Michal Simek, Ing. (M.Eng)
PetaLogix - Linux Solutions for a Reconfigurable World
w: www.petalogix.com p: +61-7-30090663,+42-0-721842854 f: +61-7-30090663
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