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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?
Date: Wed, 12 Feb 2003 15:53:10 +0000	[thread overview]
Message-ID: <20030212155310.C852@flint.arm.linux.org.uk> (raw)
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

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


  parent reply	other threads:[~2003-02-12 15:43 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-02-12 15:36 Shawn Starr
2003-02-12 15:42 ` David Woodhouse
2003-02-12 15:44 ` Brian Gerst
2003-02-12 16:12   ` Shawn Starr
2003-02-12 17:19     ` Randy.Dunlap
2003-02-12 18:07       ` Shawn Starr
2003-02-12 18:20         ` Randy.Dunlap
2003-02-12 18:33           ` Shawn Starr
2003-02-13 23:35       ` Bill Davidsen
2003-02-12 15:53 ` Russell King [this message]
2003-02-12 15:55 ` Dave Jones
2003-02-12 16:14   ` Shawn Starr
2003-02-12 17:29     ` Dave Jones
2003-02-12 18:45     ` Ducrot Bruno
2003-02-12 19:22       ` Shawn Starr
2003-02-13  4:59 ` Update on IRQ/DMA conflict w/ 2.5.60 and ISA PnP SB Shawn Starr
     [not found] <mailman.1045078501.23836.linux-kernel2news@redhat.com>
2003-02-12 20:17 ` [2.4.20][2.5.60] /proc/interrupts comparsion - two irqs for i8042? Pete Zaitcev
2003-02-12 22:44   ` Shawn Starr

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