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Date:      Sun, 14 May 1995 20:36:25 +0200 (MET DST)
From:      Thomas Graichen <graichen@sirius.physik.fu-berlin.de>
To:        freebsd-hackers@FreeBSD.org
Subject:   shared IRQ for 2nd IDE controller
Message-ID:  <9505141836.AA10446@sirius.physik.fu-berlin.de>

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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____



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