linux-kernel - Re: [PATCH v2 2.6.28-rc3] led: ALIX.2 LEDs driver

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Message-ID: <49145738.2030108@mimas.ru>
Date:	Fri, 07 Nov 2008 18:56:56 +0400
From:	Constantin Baranov <const@...as.ru>
To:	Pavel Machek <pavel@...e.cz>
CC:	Richard Purdie <rpurdie@...ys.net>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2.6.28-rc3] led: ALIX.2 LEDs driver

Pavel Machek wrote:
> On Tue 2008-11-04 22:43:35, Constantin Baranov wrote:
>> Driver for PC Engines ALIX.2 and ALIX.3 LEDs.
>>
>> Signed-off-by: Constantin Baranov <const@...as.ru>
>> ---
>> Changes from previous version:
>>  - rename from LEDS_ALIX to LEDS_ALIX2, because driver may not work
>>    with possible future ALIX boards
>>  - scan BIOS area (000f0000:000fffff) to ensure that current system
>>    is ALIX.2/3
>>  - add module parameter 'force' to allow registering LEDs without
>>    BIOS test (e.g. if stock BIOS was upgraded)
> 
> What kind of ninja mutant system is that? Can't you identify it using
> DMI or something?
> 

This is minimalistic single board system.
It doesn't contain any specific PCI devices.
Linux says "DMI not present or invalid."

I has no ideas how to identify ALIX, except
the Richard's idea of scanning BIOS.
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