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SubjectRe: Kernel v2.2.15pre5 SCSI 2940U2W with AIC7895 boot still broke(withfix).


> > D). Although item(B) works now, still need to fix the "data-overrun"
> > error that you responded to in an earlier email.
>
> That should have been fixed already. It acts as though the WIDEODD bit isn't
> doing its job on your controller.
>
> > Linux version 2.2.14 (root@DosLinux) (gcc version egcs-2.90.29 980515 (egcs-1.0.3 release)) #1 SMP Wed Feb 9 06:18:27 /etc/localtime 2000
> >
> > [snipped alot here]
> >
> > (scsi0) Cables present (Int-50 NO, Int-68 YES, Ext-68 NO)
> > (scsi0) Downloading sequencer code... 383 instructions downloaded
> > (scsi1) <Adaptec AIC-7895 Ultra SCSI host adapter> found at PCI 0/14/1
> > (scsi1) Narrow Channel B, SCSI ID=7, 32/255 SCBs
> > (scsi1) Warning - detected auto-termination
> > (scsi1) Please verify driver detected settings are correct.
> > (scsi1) If not, then please properly set the device termination
> > (scsi1) in the Adaptec SCSI BIOS by hitting CTRL-A when prompted
> > (scsi1) during machine bootup.
> > (scsi1) Cables present (Int-50 NO, Ext-50 NO)
> > (scsi1) Downloading sequencer code... 383 instructions downloaded
> > scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.1.25/3.2.4
> > <Adaptec AIC-7895 Ultra SCSI host adapter>
> > scsi1 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.1.25/3.2.4
> > <Adaptec AIC-7895 Ultra SCSI host adapter>
> > scsi2 : SCSI host adapter emulation for IDE ATAPI devices
> > scsi : 3 hosts.
> > (scsi0:0:0:0) Synchronous at 40.0 Mbyte/sec, offset 8.
> > (scsi0:0:0:0) Data overrun detected in Data-In phase, tag 1;
> > Have seen Data Phase. Length=255, NumSGs=1.
> > sg[0] - Addr 0x7fec380 : Length 255
> > Vendor: WDIGTL Model: WDE9100-1807A4 Rev: 1.30
> > Type: Direct-Access ANSI SCSI revision: 02
> > Detected scsi disk sda at scsi0, channel 0, id 0, lun 0
> > scsi : detected 1 SCSI disk total.
> > SCSI device sda: hdwr sector= 512 bytes. Sectors= 17783204 [8683 MB] [8.7 GB]
>
> I'll have to do some more testing here to see if I can get this fixed.
>

Although 2.2.13 gives the same data overrun message, 2.2.1 didn't.

Here is a "dmesg" of Linux 2.0.38 after booting from ide and mounting
the scsi disk. There is no data overrun errors. It uses the gcc v1.0.3
compiler.


Linux version 2.0.38 (root@DosLinux) (gcc version egcs-2.90.29 980515 (egcs-1.0.3 release)) #1 Fri Feb 4 07:30:27 2000

[snipped alot]

(scsi0) <Adaptec AIC-7895 Ultra SCSI host adapter> found at PCI 14/0
(scsi0) Wide Channel A, SCSI ID=7, 32/255 SCBs
(scsi0) Warning - detected auto-termination
(scsi0) Please verify driver detected settings are correct.
(scsi0) If not, then please properly set the device termination
(scsi0) in the Adaptec SCSI BIOS by hitting CTRL-A when prompted
(scsi0) during machine bootup.
(scsi0) Cables present (Int-50 NO, Int-68 YES, Ext-68 NO)
(scsi0) Downloading sequencer code... 404 instructions downloaded
(scsi1) <Adaptec AIC-7895 Ultra SCSI host adapter> found at PCI 14/1
(scsi1) Narrow Channel B, SCSI ID=7, 32/255 SCBs
(scsi1) Warning - detected auto-termination
(scsi1) Please verify driver detected settings are correct.
(scsi1) If not, then please properly set the device termination
(scsi1) in the Adaptec SCSI BIOS by hitting CTRL-A when prompted
(scsi1) during machine bootup.
(scsi1) Cables present (Int-50 NO, Ext-50 NO)
(scsi1) Downloading sequencer code... 404 instructions downloaded
scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.1.13/3.2.4
<Adaptec AIC-7895 Ultra SCSI host adapter>
scsi1 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.1.13/3.2.4
<Adaptec AIC-7895 Ultra SCSI host adapter>
scsi2 : SCSI host adapter emulation for IDE ATAPI devices
scsi : 3 hosts.
Vendor: WDIGTL Model: WDE9100-1807A4 Rev: 1.30
Type: Direct-Access ANSI SCSI revision: 02
Detected scsi disk sda at scsi0, channel 0, id 0, lun 0
(scsi0:0:0:0) Synchronous at 40.0 Mbyte/sec, offset 8.
scsi : detected 1 SCSI disk total.
SCSI device sda: hdwr sector= 512 bytes. Sectors= 17783204 [8683 MB] [8.7 GB]
Partition check:
sda: sda1 sda2 < sda5 sda6 sda7 >
hdc: [PTBL] [621/64/63] hdc1


Mike



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