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Date:      Mon, 27 Mar 2000 13:32:14 -0800
From:      David Holloway <davidhol@windriver.com>
To:        Brad Knowles <blk@skynet.be>
Cc:        Daniel Eischen <eischen@vigrid.com>, nms@otdel-1.org, freebsd-current@FreeBSD.ORG
Subject:   Re: Is there spinlocks/semaphores available for drivers? 
Message-ID:  <200003272132.NAA09524@papermill.wrs.com>
In-Reply-To: Your message of "Mon, 27 Mar 2000 20:24:20 %2B0200." <v04220817b50557761ed5@[195.238.1.121]> 

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The 3940U2W has two pci devices. One for each scsi interface.
Each interface uses a separate pci interrupt.
One uses INTA the other probably uses INTB and which irq
they uses depends on your motherboard.

In message <v04220817b50557761ed5@[195.238.1.121]>, Brad Knowles writes:
>At 9:53 AM -0800 2000/3/27, Matthew Dillon wrote:
>
>>      So, frankly, it is perfectly acceptable.  I can't think of a single
>>      real-life setup that would sufffer.
>
>	What about things like Adaptec 3940U2W controllers that have two 
>SCSI interfaces, and by default I believe will want shared 
>interrupts?  Or controllers that have more then two interfaces?
>
>	Or have I missed something fundamental here and this is not what 
>you're talking about?
>
>--
>   These are my opinions -- not to be taken as official Skynet policy
>======================================================================
>Brad Knowles, <blk@skynet.be>                || Belgacom Skynet SA/NV
>Systems Architect, Mail/News/FTP/Proxy Admin || Rue Colonel Bourg, 124
>Phone/Fax: +32-2-706.13.11/12.49             || B-1140 Brussels
>http://www.skynet.be                         || Belgium
>
>
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