From owner-freebsd-hackers Sun May 14 11:36:31 1995 Return-Path: hackers-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id LAA20012 for hackers-outgoing; Sun, 14 May 1995 11:36:31 -0700 Received: from ki1.chemie.fu-berlin.de (ki1.Chemie.FU-Berlin.DE [160.45.24.21]) by freefall.cdrom.com (8.6.10/8.6.6) with SMTP id LAA20006 for ; Sun, 14 May 1995 11:36:29 -0700 Received: by ki1.chemie.fu-berlin.de (Smail3.1.28.1) from sirius.physik.fu-berlin.de (130.133.3.140) with smtp id ; Sun, 14 May 95 20:36 MEST Received: by sirius.physik.fu-berlin.de; id AA10446; Sun, 14 May 1995 20:36:25 +0200 From: Thomas Graichen Message-Id: <9505141836.AA10446@sirius.physik.fu-berlin.de> Subject: shared IRQ for 2nd IDE controller To: freebsd-hackers@FreeBSD.org Date: Sun, 14 May 1995 20:36:25 +0200 (MET DST) X-Mailer: ELM [version 2.4 PL23] Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Content-Length: 1333 Sender: hackers-owner@FreeBSD.org Precedence: bulk hello is it supported under FreeBSD to use 2 IDE controller cards at the same IRQ (14) and at different port adresses - i ask because i get an "not probed due to IRQ conflict ..." - if i try it - this way it would be very easy to add more than 2 IDE disks to a system (i don't want to discuss the performance of that) - nearly all no name ide-controller cards allow to select the secondary port but not to use IRQ 15 for instance - Linux supports this configuration (two controllers at IRQ 14) and i think it should'nt be hard for a wdc guru to insert it also into FreeBSD - it's in the linux IDE driver (file linux/drivers/block/ide.c - kernel version >= 1.2.0) - it would be nice if someone could look at it (... or tell me that it now works with FreeBSD too - maybe i only don't know it) - thanks in advance - t _______________________________________________________||_____________________ __|| Perfection is reached, not when there is no __|| thomas graichen longer anything to add, but when there __|| freie universitaet berlin is no longer anything to take away __|| fachbereich physik __|| - Antoine de Saint-Exupery - __|| ___________________________||____email: graichen@omega.physik.fu-berlin.de____