On Fri, 12 Jul 2002, H. Peter Anvin wrote:
> Linus Torvalds wrote:
> >
> > On Fri, 12 Jul 2002, Martin Dalecki wrote:
> >
> >>So Linus what's your opinnion please?
> >
> >
> > I will violently oppose anything that implies that the IDE layer uses the
> > SCSI layer normally. No way, Jose. I'm all for scrapping, but the thing
> > that should be scrapped is ide-scsi.
> >
> > The higher layers already have much of what the SCSI layer does, and the
> > SCSI layer itself is slowly moving in that direction.
>
> Then *please* make a *compatible* interface available to user space.
> This certainly can be done; the parallel port IDE interface stuff had
> exactly such an interface (/dev/pg*) -- we could have a /dev/hg*
> interface presumably. That is an acceptable solution.
>
> Note again that this discussion (and it's a discussion, not a voting
> session -- technical pros and cons is what applies) apply to ATAPI (SCSI
> over IDE) only. Alan has already brought up the fact of non-hard disk
Please stop calling ATAPI as SCSI over IDE, it is not. It is Packet
Interface over ATA (IDE). Some ATAPI/SCSI devices are functionally
equivalent because they support the same command set (i.e. MMC).
> non-ATAPI devices, and IMO those devices are explicitly out of scope.
> Maturity of drivers is another, but right now we're suffering through
> having to deal with multiple drivers for the same hardware, or with user
Where multiple means two? ;-)
> space having to choose different interfaces depending on connection
> interface, and either which way that's pretty pathetic.
It is in fact. Generic higher level interface is a solution.
Greets
-- Bartlomiej> > -hpa
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