Subject: Re: AS1200 stray IRQ messages
To: NetBSD/alpha Discussion List <port-alpha@NetBSD.ORG>
From: Dave McGuire <>
List: port-alpha
Date: 06/17/2004 17:46:09
On Jun 17, 2004, at 5:02 PM, Greg A. Woods wrote:
>> Subject: Re: AS1200 stray IRQ messages
>> May be because the associated driver didn't claim the interrupt (e.g. 
>> the
>> kernel gets an IRQ 7 and the lpt driver says "it's not for me, I'm not
>> waiting for an interrupt)
> Which seems to show that there's a design flaw or bug of some sort in
> the lpt driver.
> IIUC the lpt hardware can and will generate asynchronous interrupts and
> the driver should be prepared to handle them.

   Howdy Greg.  Why would the LPT hardware generate asynchronous 
interrupts?  Things like the "paper out" signal?


Dave McGuire          "PC users only know two 'solutions'...
Cape Coral, FL          reboot and upgrade."    -Jonathan Patschke