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SubjectRe: aic7xxx broken in 2.5.53/54 ?
From
On Tue, Jan 07, 2003 at 09:23:04PM -0700, Justin T. Gibbs wrote:
> >> [gibbs@scsiguy.com]
> >>
> >> These reads are actually more expensive than just using PIO. Neither of
> >> these older drivers included a test to try and catch fishy behavior.
> >
> > Justin, are you quite sure that these tests actually work?
> > I too have just run into
>
> See my recent post to the SCSI list. The tests don't work on
> certain older controllers that lack a feature I was using. The
> latest csets submitted to Linus correct this problem (as verified
> on a dusty dual P-90 PCI/EISA box just added to our regression cluster).

It also seems to work for me:


scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.26
<Adaptec aic7896/97 Ultra2 SCSI adapter>
aic7896/97: Ultra2 Wide Channel A, SCSI Id=7, 32/253 SCBs

(scsi0:A:0): 80.000MB/s transfers (40.000MHz, offset 63, 16bit)
Vendor: QUANTUM Model: ATLAS_V_36_WLS Rev: 0230
Type: Direct-Access ANSI SCSI revision: 03
scsi0:A:0:0: Tagged Queuing enabled. Depth 64
scsi1 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.26
<Adaptec aic7896/97 Ultra2 SCSI adapter>
aic7896/97: Ultra2 Wide Channel B, SCSI Id=7, 32/253 SCBs

SCSI device sda: drive cache: write back
SCSI device sda: 71722776 512-byte hdwr sectors (36722 MB)
sda: sda1 sda2 sda3 sda4 < sda5 sda6 sda7 sda8 >
Attached scsi disk sda at scsi0, channel 0, id 0, lun 0


Theses are the controllers:

00:0c.0 SCSI storage controller: Adaptec 7896
Subsystem: Adaptec: Unknown device 0053
Flags: bus master, medium devsel, latency 64, IRQ 19
BIST result: 00
I/O ports at 2000 [disabled] [size=256]
Memory at f4300000 (64-bit, non-prefetchable) [size=4K]
Expansion ROM at <unassigned> [disabled] [size=128K]
Capabilities: <available only to root>

00:0c.1 SCSI storage controller: Adaptec 7896
Subsystem: Adaptec: Unknown device 0053
Flags: bus master, medium devsel, latency 64, IRQ 19
BIST result: 00
I/O ports at 2400 [disabled] [size=256]
Memory at f4301000 (64-bit, non-prefetchable) [size=4K]
Capabilities: <available only to root>



Thanks


Ulisses

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