[ale] Dual Adaptec SCSI adapters

[roncordell at attbi.com]

I just looked on the Adaptec site; there don't seem to be any Linux-specific 
drivers available for the 2940UW or 2940U2W adapters. There *are* drivers for 
the 29160, however.

-ronc
> I am running 3 scsi adapters under RedHat6.1 but found it necessary to 
> get on adaptec.com and download their proprietary drivers.
> 
> HTH
> 
> 
> 
> roncordell at attbi.com wrote:
> 
> > Hi all,
> > 
> > I am trying to get a system up and running with dual Adaptec SCSI host 
> > adapters, but not having any luck. Here's the deal:
> > 
> > Adapter #1 (first in the PCI list) - Adaptec 2940UW, one hard disk on LVD/SE 
> > port, DVD and CD R/W on other port.
> > 
> > Adapter #2 (second in the PCI list) - Adaptec 2940U2W, two hard disks on the 
> > LVD/SE port.
> > 
> > Both adapters have the latest BIOS installed.
> > 
> > When I boot the machine with no bootable CD in a drive, the first adapter 
> > assigns its hard disk as Disk 0, and the second adapter assigns its hard disks 
> > to 1 and 2. This looks OK.
> > 
> > When I boot the machine with a bootable CD in a drive, the first adapter 
> > assigns its hard disk as Disk 1, and the second adapter assigns its hard disks 
> > as 1 and 2. This looks wrong.
> > 
> > Even though the second scenario looks wrong, I can boot the SuSE 8.2 Linux 
> > installation DVD, and it begins to load its IsoLinux boot image. After the 
> > image loads, I get a flashing cursor on the screen, and that's it. Nada.
> > 
> > If I disconnect the hard drive from Adapter #1, so all I have are the two 
> > drives on Adapter #2, and I try to boot the installation DVD, I get the same 
> > problem.
> > 
> > So, does anyone have experience in setting up two Adaptec adapters and getting 
> > them to work together? Does Linux support this? The SuSE DVD will work if I 
> > remove one of the adapters, but I think the issue is how the devices are 
> > getting assigned, not having two adapters.
> > 
> > Thanks for any insights,
> > 
> > -ronc
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> > 
> > 
> 
> 
> -- 
> In response to an article in The Economist entitled Marx After Communism 
> dated 12/21/02,
> 
> ".....we have a president purchased by corporations in a sham election 
> who has put those corporations in charge of their own regulation. A 
> string of corporate scandals has exposed the myth of shareholder 
> control....."
> 
> Mark Spohr	Tahoe City, Ca. [1/18/03]
> 
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