From: Misbah khan <misbah_khan@engineer.com>
To: linuxppc-dev@ozlabs.org
Subject: Re: How to creat a .config file for a driver and How to use it in adevice driver?????
Date: Wed, 2 Jan 2008 20:40:28 -0800 (PST) [thread overview]
Message-ID: <14591612.post@talk.nabble.com> (raw)
In-Reply-To: <477BCE30.8010306@pikatech.com>
Ya i got your point ...the way you told is the very generic way of doing this
but what i need is this :-
Like your any .config if you edit your configuration and restart your
default configuration changes ....The merit of this technique is that i need
not compile the driver with every default config change ....
---Misbah <><
Sean MacLennan-2 wrote:
>
> Misbah khan wrote:
>> Hi all ...
>>
>> i am writing a device driver in which the default configuration for LCD
>> display i need to keep it in a .config file so that as the system boots
>> it
>> take the value from this file and does the initial configuration in the
>> init
>> of the driver. If user changes the .config file content in the next boot
>> the
>> LCD driver should take the new default configuration
>>
>> There will also be a run time config which could be changed at the rum
>> time
>> but will not change the default configuration.
>>
>>
>> i am writing a LCD driver for PPC arch i need to know that how should i
>> creat a .config file and How should i use it my device driver. ??????
>>
>> If you had an exprience in this regard please do share with me ...
>>
>> ----Misbah <><
>>
> You don't. The safe way is to have sane defaults in the driver. Then
> write a user mode app that reads the config file and configures the
> driver properly, probably through ioctls.
>
> Cheers,
> Sean
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev@ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-dev
>
>
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prev parent reply other threads:[~2008-01-03 4:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-02 10:54 How to creat a .config file for a driver and How to use it in a device driver????? Misbah khan
2008-01-02 17:47 ` How to creat a .config file for a driver and How to use it in adevice driver????? Sean MacLennan
2008-01-03 4:40 ` Misbah khan [this message]
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