Re: PATCH: cdrecord: avoiding scsi device numbering for ide devices

Giuseppe Bilotta
2004-08-22T20:28:11Z

Joerg Schilling wrote:
> A powerful CD/DVD recording program needs to sometimes issue "secret"
> and vendor unique SCSI commands in order to give nice features.
>
> On a Plextor drive, you need to be able to issue a vendor unique SCSI command
> to know the recommended write speed for a specific medium. A SCSI command
> from same list of vendor unique commands allows you to tell the drive to read
> any medium at 52x. This could destroy the medium _and_ the drive.
>
> As you see: you cannot have the needed knowledge inside the kernel.

Actually I was wondering about this exactly: why shouldn't this
knowledge be built into the kernel? IMO it should be. Isn't the
kernel purpose to do that, among other things? HAL?

--
Giuseppe "Oblomov" Bilotta

Can't you see
It all makes perfect sense
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(Roger Waters)