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SubjectConfusing AIC 7xxx driver messages
Hi!

I'm running Linux 2.0.36pre10 SMP on an ASUS P2L97-DS mainboard
with on-board Adaptec AIC-7880 Ultra SCSI host adapter.
I have two harddisks and one CD-ROM attached to the narrow
SCSI channel. There are no devices attached to the wide
SCSI channel and no external devices either.

At bootup, I get the following messages from the aic7xxx driver:

aic7xxx: Warning - detected auto-termination on controller:
aic7xxx: <Adaptec AIC-7880 Ultra SCSI host adapter> at PCI 6/0
aic7xxx: Please verify driver detected settings are correct.
aic7xxx: If not, then please properly set the device termination
aic7xxx: in the Adaptec SCSI BIOS by hitting CTRL-A when prompted
aic7xxx: during machine bootup.
aic7xxx: Cables present (Int-50 YES, Int-68 YES, Ext-68 YES)
aic7xxx: Illegal cable configuration!! Only two
aic7xxx: connectors on the SCSI controller may be in use at a time!
aic7xxx: Termination (Low OFF, High OFF)

This is not true: There is only one cable attached to the
host adapter, and the SCSI BIOS (CTRL-A) says that Termination
is ON (Low ON, High ON), as it should be.
The messages are the same when I boot the 2.0.35 kernel.

I hope I can ignore these confusing warnings??

Thanks for any help,
regards

Oliver Mai

P.S.:
I've attached the whole boot output, in case it is of any help.

--
___________________________________
Oliver Mai (Oliver.Mai@Hamburg.netsurf.de, omi@gauss.de)NET3: Unix domain sockets 0.13 for Linux NET3.035.
Swansea University Computer Society TCP/IP for NET3.034
IP Protocols: ICMP, UDP, TCP
Checking 386/387 coupling... Ok, fpu using exception 16 error reporting.
Checking 'hlt' instruction... Ok.
Linux version 2.0.36 (root@lasse) (gcc version 2.7.2) #7 Sun Sep 20 17:58:42 MET DST 1998
Booting processor 0 stack 00002000: Calibrating delay loop.. ok - 333.41 BogoMIPS
Total of 2 processors activated (666.83 BogoMIPS).
Starting kswapd v 1.4.2.2
Serial driver version 4.13 with no serial options enabled
tty00 at 0x03f8 (irq = 4) is a 16550A
tty01 at 0x02f8 (irq = 3) is a 16550A
lp1 at 0x0378, (polling)
hda: Conner Peripherals 540MB - CFA540A, 516MB w/256kB Cache, CHS=1048/16/63
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
Floppy drive(s): fd0 is 1.44M, fd1 is 1.2M
FDC 0 is a post-1991 82077
aic7xxx: Warning - detected auto-termination on controller:
aic7xxx: <Adaptec AIC-7880 Ultra SCSI host adapter> at PCI 6/0
aic7xxx: Please verify driver detected settings are correct.
aic7xxx: If not, then please properly set the device termination
aic7xxx: in the Adaptec SCSI BIOS by hitting CTRL-A when prompted
aic7xxx: during machine bootup.
aic7xxx: Cables present (Int-50 YES, Int-68 YES, Ext-68 YES)
aic7xxx: Illegal cable configuration!! Only two
aic7xxx: connectors on the SCSI controller may be in use at a time!
aic7xxx: Termination (Low OFF, High OFF)
(scsi0) <Adaptec AIC-7880 Ultra SCSI host adapter> found at PCI 6/0
(scsi0) Wide Channel, SCSI ID=7, 16/255 SCBs
(scsi0) BIOS enabled, IO Port 0xd000, IRQ 12
(scsi0) IO Memory at 0xe3000000, MMAP Memory at 0x8007000
(scsi0) Resetting channel
(scsi0) Downloading sequencer code... 413 instructions downloaded
scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.0.20/3.2.4
<Adaptec AIC-7880 Ultra SCSI host adapter>
scsi : 1 host.
(scsi0:0:-1:-1) Scanning channel for devices.
Vendor: IBM Model: DPES-31080 Rev: S31Q
Type: Direct-Access ANSI SCSI revision: 02
Detected scsi disk sda at scsi0, channel 0, id 0, lun 0
(scsi0:0:1:0) Synchronous at 20.0MHz, offset 15.
Vendor: IBM Model: DCAS-34330 Rev: S61A
Type: Direct-Access ANSI SCSI revision: 02
Detected scsi disk sdb at scsi0, channel 0, id 1, lun 0
Vendor: TOSHIBA Model: CD-ROM XM-5701TA Rev: 0167
Type: CD-ROM ANSI SCSI revision: 02
Detected scsi CD-ROM sr0 at scsi0, channel 0, id 6, lun 0
scsi : detected 1 SCSI cdrom 2 SCSI disks total.
(scsi0:0:0:0) Synchronous at 10.0MHz, offset 15.
SCSI device sda: hdwr sector= 512 bytes. Sectors= 2118144 [1034 MB] [1.0 GB]
SCSI device sdb: hdwr sector= 512 bytes. Sectors= 8467200 [4134 MB] [4.1 GB]
Partition check:
sda: sda1 sda2
sdb: sdb1 sdb2 sdb3 sdb4
hda: hda1
VFS: Mounted root (ext2 filesystem) readonly.
Adding Swap: 80320k swap-space (priority -1)
CSLIP: code copyright 1989 Regents of the University of California
PPP: version 2.2.0 (dynamic channel allocation)
PPP Dynamic channel allocation code copyright 1995 Caldera, Inc.
PPP line discipline registered.
PPP BSD Compression module registered
ISDN subsystem Rev: 1.44.2.4/1.41.2.7/1.47/1.28.2.1/none loaded
HiSax: Linux Driver for passive ISDN cards
HiSax: Version 3.0
HiSax: Layer1 Revision 1.15.2.12
HiSax: Layer2 Revision 1.10.2.9
HiSax: TeiMgr Revision 1.8.2.6
HiSax: Layer3 Revision 1.10.2.4
HiSax: LinkLayer Revision 1.30.2.9
HiSax: Total 1 card defined
HiSax: Card 1 Protocol EDSS1 Id=HiSax (0)
HiSax: Teles IO driver Rev. 1.11.2.9
HiSax: Creatix/Teles PnP config irq:11 isac:0x700 cfg:0x0
HiSax: hscx A:0x740 hscx B:0x760
Teles3: ISAC version (0): 2086/2186 V1.1
Teles3: HSCX version A: V2.1 B: V2.1
Creatix/Teles PnP: IRQ 11 count 0
Creatix/Teles PnP: IRQ 11 count 4
HiSax: DSS1 Rev. 1.16.2.4
HiSax: 2 channels added
HiSax: module installed
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