Re: SATA as hdx or sdx?!?

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Greg KH wrote:
On Wed, Sep 22, 2004 at 03:23:19PM -0300, Luciano A. Stertz wrote:

I'm trying to understand the Linux SATA support. Does SATA disk appear as IDE (hdx) or SCSI (sdx) drives?!? Seems to me that they were being handled as IDE in some kernel versions and now is handled as SCSI. Can someone please confirm this? What's the reason to handle an ATA disk as SCSI?!?


Because sata is really just scsi over a different transport, just like
USB storage devices :)

And yes, your SATA disks will show up as sdx.

greg k-h


Yes, but how can I communicate with the device if I can't issue ATA commands? For example, how can I get SMART information, or device's firmware version?!?
Are there really older libata versions that reported SATA devices as IDE?


	Luciano Stertz

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