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SubjectRe: Serial ATA (SATA) for Linux status report
Justin Cormack wrote:
> On Wed, 2003-12-03 at 23:36, Jeff Garzik wrote:
>
>>Andre Tomt wrote:
>>
>>>On Wed, 2003-12-03 at 21:44, Jeff Garzik wrote:
>>>
>>>
>>>>Intel ICH5
>>>>----------
>>>>Summary: No TCQ. Looks like a PATA controller, but with a few added,
>>>>non-standard SATA port controls.
>>
>>>One question - with "including hotplug", does that mean some set hotplug
>>>standard? Reason I'm asking is, we have a few servers from SuperMicro,
>>>with a ICH5R S-ATA controller that claims it's supporting hotplug, but
>>>hotplug is not in your ICH5-summary.
>>
>>Alas, there is no hotplug support in the ICH5 or ICH5-R SATA hardware.
>>
>>One could argue there is "coldplug" support in that hardware -- disable
>>the entire interface, including any active devices, then re-enable and
>>re-scan -- but it's a bit of a hack. If there's enough demand, I could
>>write some code for that. It would involve something like
>>
>> # /sbin/sata off
>> { plug in or remove a device }
>> # /sbin/sata on
>>
>>You really, really, really don't want to actually unplug a SATA drive
>>while it's active, on ICH5 hardware.
>
>
> How does it work on other hardware?


Just yank the cord :)

Jeff



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