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Date: Wed, 12 Feb 2003 15:53:10 +0000
From: Russell King <rmk@arm.linux.org.uk>
To: Shawn Starr <spstarr@sh0n.net>
Cc: Adam Belay <ambx1@neo.rr.com>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [2.4.20][2.5.60] /proc/interrupts comparsion - two irqs for i8042?
Message-ID: <20030212155310.C852@flint.arm.linux.org.uk>
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References: <Pine.LNX.4.44.0302121035420.147-100000@coredump.sh0n.net>
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In-Reply-To: <Pine.LNX.4.44.0302121035420.147-100000@coredump.sh0n.net>; from spstarr@sh0n.net on Wed, Feb 12, 2003 at 10:36:16AM -0500
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On Wed, Feb 12, 2003 at 10:36:16AM -0500, Shawn Starr wrote:
>   1:         15          XT-PIC  i8042
>  12:         60          XT-PIC  i8042
> 
> Interesting, why are we using two interrupts for the i8042 (keyboard).

i8042 != keyboard.

i8042 == keyboard controller + (optionally) PS/2 mouse controller.

IRQ1 = keyboard IRQ
IRQ12 = PS/2 mouse IRQ

-- 
Russell King (rmk@arm.linux.org.uk)                The developer of ARM Linux
             http://www.arm.linux.org.uk/personal/aboutme.html

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