linux-kernel - Re: [RESUBMIT] [PATCH] Use BIOS Keyboard variable to set Numlock

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Date:	Tue, 28 Feb 2012 19:32:56 +0100 (CET)
From:	Bodo Eggert <7eggert@....de>
To:	"H. Peter Anvin" <hpa@...or.com>
cc:	"Joshua C." <joshuacov@...glemail.com>,
	linux-kernel@...r.kernel.org, Bodo Eggert <7eggert@....de>
Subject: Re: [RESUBMIT] [PATCH] Use BIOS Keyboard variable to set Numlock

On Mon, 27 Feb 2012, H. Peter Anvin wrote:
> On 02/27/2012 04:08 PM, Joshua C. wrote:

>> If so I'm not sure about it. We check the BIOS data area as defined
>> for IBM PCs (1981), so a fair amount of user should benefit from the
>> change. Those non-BIOS boots can set the numlock=0 and won't be
>> affected by this. I think this isa lot easier to implement than doing
>> it in the BIOS bootstrap code.
>>
>
> Here is a patch to query the BIOS state properly; if you could fill out
> the rest of the patch then we can merge this in easily enough.

Asking the BIOS is as correct as querying the memory location (defined to 
have same result), but more expensive.
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