Re: LPT

["Vladimir 'φ-coder/phcoder' Serbinenko" <phcoder@gmail.com>]

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On 12/15/2010 12:06 AM, Jordan wrote:
> Kirill,
>
> Creating a new module is the easy part.  As a newbie myself, recently I
> found this blog helpful: http://blog.fpmurphy.com/2010/06/grub2-modules.html
> .
>
> As far as writing C or assembly code to talk to the LPT port, there are
> plenty of articles out there (like this one:
> http://logix4u.net/Legacy_Ports/Parallel_Port/A_tutorial_on_Parallel_port_In
> terfacing.html ) that show what I/O addresses are generally used for what.
>
>   
If you use any external code (there shouldn't be any need), please first
tell which code it is, so we can check for license compatibility
> Jordan Strub
>
> -----Original Message-----
> From: grub-devel-bounces+jordan=tystent.net@gnu.org
> [mailto:grub-devel-bounces+jordan=tystent.net@gnu.org] On Behalf Of Kirill
> Kuprijanov
> Sent: Tuesday, December 14, 2010 12:55 PM
> To: grub-devel@gnu.org
> Subject: LPT
>
> Hello,
>
> I have a motherboard with LCD indicator attached to it's LPT port. I would
> like to make grub show 
> some early splash screen on it. All the things regarding protocol and pin
> assignments are ok, as I 
> already have a programm to show stuff on LCD from OS (Debian). So the
> question is "how to make a 
> grub module that is capable of setting levels on LPT pins?" and a second one
> is "how to make use of 
> it during bootup procedure?
>
> Thanks in advance,
> Kirill
>
>
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>   


-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko



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