On Wed, 10 May 2000, Jens Axboe wrote:
> On Tue, May 09 2000, cowo wrote:
> > Hello
> >
> > Sorry if it's not the right place :-)
> > I'm trying to execute a SCAN command on a Plextor 40TSi.
> > CDB is this:
>
> What SCAN command? MEDIUM_SCAN?
SCAN opcode 0xBA as stated in MMC2R11 draft.
I mean the fast forward for an audio CD :-)
>
> > Raw sense data (in hex):
> > 70 00 05 00 00 00 00 0a 00 00 00 00 20 00 00 00
>
> 05-20-00 means command opcode not support, the unit does not support
> this particular command.
I've seen but it seems impossible to me!
>
> > Cmd handling is done by a handle_SCSI_cmd() similar to the one described
> > in SCSI prog HOWTO and works well. Exactly THE SAME command works on a
> > Teac CD-R58s. It seems to me that Plextor does not support this command,
> > but how is it possible? How can I implement a SCAN function?
> > I hope I've done a mistake somewhere...
>
> It would be very helpful to know exactly what command you are talking
> about, if this is MEDIUM_SCAN it has never (AFAIK) been mandatory
> for CD-ROM devices.
Neither MEDIUM SCAN nor SCAN are mandatory but how can I implement a fast
forward for an audio CD player since I don't have the proper command?
--
Giuseppe "Cowo" Corbelli >> Riding on Linux 2.2.14
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