[OpenIndiana-discuss] Only one SSD detected on expander

[Roy Sigurd Karlsbakk]

I've used several different SSDs, both cheap and more expensive, and I've never seen something with identical WWNs…

----- Opprinnelig melding -----
> I'm pretty sure I tried that, but now I can't be sure. I've already
> returned the drives and ordered the 840 Pros, which are supposed to
> have WWNs. If it turns out they don't, I'll give this a try before I
> return them, too. :-/
> 
> Thanks!
> 
> -Scott
> 
> 
> On Oct 21, 2012, at 7:04 AM, carl brunning <carlb at cblinux.co.uk>
> wrote:
> 
> > Not sure if this help you
> > But i had this problem on nexenta and the fix was the following
> >
> > 	in the /kernel/drv/mpt_sas.conf i unrem the line with
> > 	mpxio-disable="yes";
> >
> > 	then reboot the system
> >
> > 	this fixed it for me and then i could see all my ssd when before
> > 	only one show in the gui list
> >
> > this was for Samsung disk as well
> >
> > hope it is the same problem for you
> >
> > thanks
> >
> > CArl
> >
> >
> > -----Original Message-----
> > From: Robin Axelsson [mailto:gu99roax at student.chalmers.se]
> > Sent: 21 October 2012 12:03
> > To: openindiana-discuss at openindiana.org
> > Subject: Re: [OpenIndiana-discuss] Only one SSD detected on expander
> >
> > The worst case would be if the firmware image is signed and
> > encrypted, which I doubt. There is a workaround for that too if that
> > would be the case anyway. I'm not sure whether those firmware images
> > have a real file system (such as yaffs for Android devices) or are
> > just a solid binary file.
> >
> > Here are a few pages that I found:
> >
> > http://hexblog.com/files/recon%202010%20Skochinsky.pdf
> >
> > http://sviehb.wordpress.com/2011/09/06/reverse-engineering-an-obfuscated-firmware-image-e01-unpacking/
> >
> > http://www.nslu2-linux.org/wiki/HowTo/RecoverFromABadFlashUsingJTAG
> >
> >
> >
> > On 2012-10-19 14:11, James C. McPherson wrote:
> >> On 19/10/12 09:29 PM, Udo Grabowski (IMK) wrote:
> >>> On 19/10/2012 11:48, Robin Axelsson wrote:
> >>>> Isn't it possible to somehow make the drive dump the firmware
> >>>> somehow, edit it with a HEX editor (and recalculate firmware
> >>>> checksums) and flash the modified .bin file back to the drive? I
> >>>> guess that the WWN must be found in the firmware somewhere.
> >>>>
> >>>
> >>> Usually, you can read and write drive firmware with fwflash.
> >>
> >> You should be able to write new firmware, sure - my colleagues did
> >> add
> >> support for flashing sd(7d) to fwflash. I would be very, very wary
> >> of
> >> doing so, however, unless you have documentation from your disk
> >> manufacturer which (1) gives you the structure and instructions
> >> definitions, and (2) lets you verify that you have a valid image.
> >>
> >> Reading firmware from the disk is not supported with fwflash.
> >> http://src.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/cmd/fwfl
> >> ash/plugins/transport/common/sd.c#125
> >>
> >>
> >>
> >> James C. McPherson
> >> --
> >> Solaris kernel software engineer, system admin and troubleshooter
> >>              http://www.jmcpdotcom.com/blog Find me on LinkedIn @
> >> http://www.linkedin.com/in/jamescmcpherson
> >>
> >>
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> >> http://openindiana.org/mailman/listinfo/openindiana-discuss
> >>
> >>
> >
> >
> >
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> >
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> 
> 
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Vennlige hilsener / Best regards

roy
--
Roy Sigurd Karlsbakk
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roy at karlsbakk.net
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