On Fri, 18 May 2001, Eric S. Raymond wrote:
> Tom Rini <trini@kernel.crashing.org>:
> > > > SCSI emulation over IDE, CONFIG_BLK_DEV_IDESCSI. You have the SCSI mid
> > > > layer code but no SCSI hardware drivers. It is a realistic case for an
> > > > embedded CD-RW appliance.
> > >
> > > Or alternatively, you want to enable SCSI code, with no hardware driver,
> > > because you are going to build pcmcia, which builds the scsi drivers only
> > > if CONFIG_SCSI is defined, and the user might put in an Adaptec 1460B or
> > > 1480 scsi card into your pcmcia slot.
> >
> > Both of these 'problems' assume that you can have IDE or PCMCIA on these
> > particular boxes. Does anyone know if that's actually true?
>
> The answer is: no, you can't.
>
> I found a feature list for the MVME147 on the web at
> <http://www.mcg.mot.com/cfm/templates/article.cfm?PageID=1095>. It
> confirmed what thought I remembered from the Motorola site; no PCMCIA,
> no IDE/ATAPI. As a matter of fact neither of these technologies
> existed yet when the board was being designed in the mid-1980s.
But it is a VME board. That means you can put a SCSI controller on the VME
bus (and these do exist, I have one right here).
Frank
>
> (The article I found is kind of interesting. It's a dissection of the
> MVME147's design and history...narrated in first person.)
>
> In any case, if this *had* been a problem, the right fix IMO would have
> been to split the SCSI symbol into SCSI and SCSI_DRIVERS and have
> constraints that would make SCSI and the presence of any SCSI card
> imply SCSI_DRIVERS.
> --
> <a href="http://www.tuxedo.org/~esr/">Eric S. Raymond</a>
>
> The prestige of government has undoubtedly been lowered considerably
> by the Prohibition law. For nothing is more destructive of respect for
> the government and the law of the land than passing laws which cannot
> be enforced. It is an open secret that the dangerous increase of crime
> in this country is closely connected with this.
> -- Albert Einstein, "My First Impression of the U.S.A.", 1921
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This archive was generated by hypermail 2b29 : Wed May 23 2001 - 21:00:29 EST