[CentOS] Why new "SCSI" devices in 4.5 kernel?
Feizhou
feizhou at graffiti.net
Mon May 21 03:06:05 UTC 2007
John R Pierce wrote:
> Steve Snyder wrote:
>> It occurs to me that maybe CentOS 4.5 wants to handle my CD-ROM as a
>> SCSI device. Is that done with plain old CD readers? This Sanyo
>> CRD-S372B is far to old to actually write CDs and would probably burst
>> into flames if I put a DVD disk into it.
>>
>
>
> I can't answer the 4.5 specific aspect, but in fact all ATAPI devices
> (CDs,, etc) attached to ATA/IDE use the SCSI command set, unlike IDE/ATA
> hard disks, which use the old WDC1003 'commands'.
I think it is because we have a newer libata and are now using the
drivers from libata by default instead of the 'old' ide drivers.
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