Re: ata link not reset properly

From: Tejun Heo
Date: Sat Jun 26 2010 - 04:04:22 EST


On 06/26/2010 06:07 AM, Robert Hancock wrote:
> 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.

Yeah, if it's pata_amd and SRST isn't recovering the device, there
isn't much else to do. :-(


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at