Messages in this thread | | | Date | Sun, 27 Jun 2010 22:27:32 +0400 | From | Sergei Shtylyov <> | Subject | Re: ata link not reset properly |
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Hello.
Robert Hancock wrote:
>> On 25.06.2010 17:19, Tejun Heo wrote: >>> Patch attached, but please see below.
>> Cheers, I will give it a try and provide feedback if "it" happens again.
>>> Is it PATA?
>> Yes. This chipset doesn't have SATA, only PATA.
> Ahh, ok, it's not sata_nv at all then, it's pata_amd. On the same chip, > totally different controller though.
> PATA doesn't normally use hard-resets as a means of error recovery - > that would mean hitting the RESET line, which I don't think most > controllers can do on software command (it usually only gets asserted on > power up or hitting the reset button), unlike on SATA where there's a > defined way to trigger a COMRESET which is mostly equivalent. Also, that > resets both devices on the channel, unlike soft reset which is specific > to one device.
PATA soft reset affects both devices too. Unless you mean ATAPI Device Reset command.
MBR, Sergei
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