Date: Thu, 8 Oct 1998 13:18:07 +0200 From: Frank Nobis <fn@radio-do.de> To: Christoph Weber-Fahr <listmail@helena.callcenter.systemhaus.net>, Wolfgang Helbig <helbig@Informatik.BA-Stuttgart.DE> Cc: freebsd-isdn@FreeBSD.ORG Subject: Re: what's wrong with a1 and irq 2 ? Message-ID: <19981008131807.A2731@radio-do.de> In-Reply-To: <199810080944.LAA29460@helena.otelo-call.de>; from Christoph Weber-Fahr on Thu, Oct 08, 1998 at 11:44:08AM %2B0200 References: <199810080638.IAA00402@RVC1.Informatik.BA-Stuttgart.DE> <199810080944.LAA29460@helena.otelo-call.de>
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On Thu, Oct 08, 1998 at 11:44:08AM +0200, Christoph Weber-Fahr wrote: > Hi, > > (IRQ 2 is occupied by the second interrupt controller on an ISA system) > > Yep. The 'cascade interrupt'; I'm well aware of this, but this > doesn't keep quite some periphery from using it. > > > IRQ 2 on the card's side is IRQ 9 on the processor's side.^ > > Does this mean the A1 should work with IRQ 9 despite it is jumpered > for IRQ 2 ? In theory, yes. But you have to take into account that on some systems IRQ9 is hardwired on some VGA adaptors. If you can take an other IRQ it's better not using IRQ9. -- Frank Nobis Email: PGP AVAILABLE Landgrafenstr. 130 dg3dcn http://www.radio-do.de/~fn/ 44139 Dortmund Powered by SMP FreeBSD To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isdn" in the body of the message
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