Re: [PATCH 01/34] System Firmware Interface

From: Prarit Bhargava
Date: Tue Jul 19 2011 - 09:40:25 EST




On 07/19/2011 09:21 AM, Andi Kleen wrote:
> On Tue, Jul 19, 2011 at 10:05:44AM +0100, Alan Cox wrote:
>
>>> Could you expand somewhat WHY you want this. What is wrong with the
>>> current code?
>>>
>> See the previous discussions
>>
> Ok I will put that now as description into all my code submissions @)
>
> Seriously, that REALLY belongs into a patch description.
>

I can certainly do that on the next version. Sorry about that Andi.

>
>>
>>> As for user space access on x86 "dmidecode"/libdmi works for nearly everyone,
>>> doesn't it?
>>>
>> "on x86" (and on PC only generally)
>>
>> There are three core problems
>>
>> 1. DMI in this sense is basically an x86 PC class device hack
>> 2. It is obsoleted and at some point it'll vanish even on PC
>>
> Huh? What obsoleted it?
>
>

The DMI specification has not been updated since January of 2003. It
has been replaced by SMBIOS.

>> 3. Every other platform without DMI would benefit from the
>> interface being generic
>>
> Can you expand on that? The information will be always system
> specific anyways. Do you really think there's that much commonality?
>
>

There seems to be some commonalities. We have other arches checking for
model and vendor info.

P.

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