Re: DMA Timeouts with 3112 SATA Controller (status == 0x21)

Andre Hedrick (andre@linux-ide.org)
Sat, 12 Apr 2003 01:06:33 -0700 (PDT)


Gurr!!!!!!!

These drives were not to make it to market in the commom purchase
marketspace!

This is not a fun one to fix!

This is all I can say for now :-(

On Sat, 12 Apr 2003, Troy Rollo wrote:

> "Me too" - when I enable DMA it's not long before the system stops
> responding altogether. Without DMA, I get a data read rate of about 800KBps.
>
> But also, I have two identical drives attached - hda and hde (both
> ST380023AS). Even if I don't turn on DMA, if I am using both fairly
> intensively at the same time (at least that's the only thing I can identify
> as an apparent common difference), one will (on random occasions) start
> returning errors for every access. If this happens to be the drive that the
> operating system is installed on, the result is somewhat fatal. If it's the
> other drive I can continue, but any attempt to access it fails. There are
> some syslog entries that appear to relate to this:
>
> Apr 11 07:42:49 milat kernel: hde: status timeout: status=0xd0 { Busy }
> Apr 11 07:42:49 milat kernel:
> Apr 11 07:42:49 milat kernel: ide2: reset phy, status=0x00000113, siimage_reset
> Apr 11 07:42:49 milat kernel: hde: no DRQ after issuing WRITE
> Apr 11 07:43:19 milat kernel: ide2: reset timed-out, status=0xd8
> Apr 11 07:43:20 milat kernel: hde: status timeout: status=0xd8 { Busy }
> Apr 11 07:43:20 milat kernel:
> Apr 11 07:43:20 milat kernel: ide2: reset phy, status=0x00000113, siimage_reset
> Apr 11 07:43:20 milat kernel: hde: drive not ready for command
> Apr 11 07:43:51 milat kernel: t: I/O error, dev 21:02 (hde), sector 6183724
> Apr 11 07:43:51 milat kernel: end_request: I/O error, dev 21:02 (hde),
> sector 6183726
> Apr 11 07:43:51 milat kernel: end_request: I/O error, dev 21:02 (hde),
> sector 6183728
> Apr 11 07:43:51 milat kernel: end_request: I/O error, dev 21:02 (hde),
> sector 6183730
> Apr 11 07:43:51 milat kernel: end_request: I/O error, dev 21:02 (hde),
> sector 6183732
> ...
>
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Andre Hedrick
LAD Storage Consulting Group

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