linux-kernel - Re: Detect whether AHCI is enabled in BIOS

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Message-ID: <CANLaLhb-bs-NhaRpHzLALPTmzsKzP0RBJLmMy2D7Uq3rhcgDAg@mail.gmail.com>
Date:	Sun, 8 Apr 2012 09:37:54 +0530
From:	Arun Prakash Jana <engineerarun@...il.com>
To:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: Detect whether AHCI is enabled in BIOS

OK... I found a solution from a friend. Posting it here for later
reference by someone:

root@...0:~# grep ahci /proc/interrupts
 16:       9865   18487739   38032755  142057960   IO-APIC-fasteoi   ahci, ioc0

Regards,

Arun



On Thu, Apr 5, 2012 at 09:36, Arun <engineerarun@...il.com> wrote:
>
> Any help on this?
>
> Regards,
>
> Arun
>
>
>
> On Mon, Apr 2, 2012 at 23:05, Arun <engineerarun@...il.com> wrote:
> > Hi,
> >
> > Is there any simple way (like using an ioctl) to detect whether AHCI
> > in enabled in BIOS from userspace applications?
> >
> > Regards,
> >
> > Arun
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