Re: scsi controller
scsiformat uses the /dev/sg* device, not /dev/sdb. Does this mean that
the disk is not listed under /proc/scsi/scsi at all ?
Ionut
PS I *have* used scsiformat to low level format SCSI drives in the past.
I only hope that this will also change/reset the block size to a common
value.
On Fri, 2003-09-19 at 10:22, Szieberth Denes wrote:
> > apt-get install scsitools
> >
> > or similar. There used to be a command for low level format of scsi
> > discs. You don't need the controller's utilities.
> >
> > Have fun :)
> > Ionut
> >
> >
> > On Thu, 2003-09-18 at 12:26, Szieberth Denes wrote:
> > > Hi,
> > > I have an UP2000 motherboard with an on-board AIC-7891 SCSI controller.
> > > I'd like to attach a disk which has a block size different from 512 bytes.
> > > Is it posible to start the controller's scsi utilities before or from the SRM
> > > console to modify the block size?
> > > cheers
> > > dino
> > --
>
>
> I can't really use scsitools bacause the drive has an unusual block size.
> The kernel gives the following message durng bootup:
>
> ----
> (scsi0) <Adaptec AIC-7890/1 Ultra2 SCSI host adapter> found at PCI 0/6/0
> (scsi0) Wide Channel, SCSI ID=7, 32/255 SCBs
> (scsi0) Downloading sequencer code... 393 instructions downloaded
> scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.1.33/3.2.4
> <Adaptec AIC-7890/1 Ultra2 SCSI host adapter>
> scsi : 1 host.
> Vendor: SEAGATE Model: ST318451LW Rev: 0003
> Type: Direct-Access ANSI SCSI revision: 03
> Detected scsi disk sda at scsi0, channel 0, id 1, lun 0
> Vendor: IBMAS400 Model: DGVS09U Rev: S9NA
> Type: Direct-Access ANSI SCSI revision: 02
> Detected scsi disk sdb at scsi0, channel 0, id 4, lun 0
> scsi : detected 2 SCSI disks total.
> (scsi0:0:1:0) Synchronous at 80.0 Mbyte/sec, offset 63.
> SCSI device sda: hdwr sector= 512 bytes. Sectors= 35843671 [17501 MB]
> [17.5 GB]
> (scsi0:0:4:0) Synchronous at 80.0 Mbyte/sec, offset 63.
> sdb : unsupported sector size 522.
> scsi : deleting disk entry.
> ----
>
> and I can't reach the second disk with scsitools (there's no sdb device).
> I was told that a low level scsi format with the controller' disk utilities can modify the block
> size.
>
> so the question remains: how could I start the controller's utilities
> before bootup?
>
> dino
>
--
***************
* Ionut Georgescu
* http://www.physik.tu-cottbus.de/~george/
* Registered Linux User #244479
*
* "In Windows you can do everything Microsoft wants you to do; in Unix
* you can do anything your computer is able to do."
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