[Re: [SunRescue] Any experience with IDE to SCSI adapters???]
nkociuk at WPI.EDU
Thu Jun 29 12:33:43 CDT 2000
On Mon, 19 Jun 2000, Ken Hansen wrote:
> SCA<->Narrow is not a protocol change (as SCSI<->IDE is) as much as it is
> exploiting the design of the drive. These drives are made to accept narrow
> paths, the adapters simply terminate parts of the "wide" path to make them
> compatible. There is no logic on an SCA<->Narrow adapter that interprets
> every request like an SCSI<->IDE adapter.
this is off-topic, but i think it's interesting that ATAPI devices (eg
IDE CD drives and zip drives) do this very thing (SCSI<->IDE). ATAPI
is just an IDE command wrapper for SCSI CDBs.
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