Re: 2.6.23.17 & 2.6.24.5 and maybe earlier: pata_marvell: need todisable DMA to get rid of '(ATA bus error)', 'ata7.00: status: { DRDY ERR}', 'ata7.00: error: { ICRC ABRT }'

From: Martin MOKREJÅ
Date: Tue May 06 2008 - 19:42:42 EST


Alan Cox wrote:
On Tue, 06 May 2008 18:24:39 +0200
Martin MOKREJÅ <mmokrejs@xxxxxxxxxxxxxxxxxxxxxx> wrote:

Alan Cox wrote:
O> /dev/sde:
ATA device, with non-removable media
Model Number: Delock 54111 512MB Serial Number: Firmware Revision: Ver1.27
Does seem to think its ATA not CFA I guess you'll need to specify pio for
that device specifically.
Sorry for my ignorance ... How?

On a current kernel (Tejun only recently added this)

libata.force= ...

see Documentation/kernel-parameters.txt

Good, but as I have said, I am using 2.6.24.5 or below. According
to Google the patch was included in 2.6.25-rc3 so I am out of luck.

My original post:
http://www.gossamer-threads.com/lists/linux/kernel/914136?page=last

<quote>
I tried 'libata.force=7.00:pio4' but it did not help.
</quote>


And, nobody has so far asnwered my post with
Subject: 2.6.25: pata_marvell/ahci/libata regression: ata7: SATA link down (SStatus 0 SControl 300)

Basically, I cannot boot with 2.6.25. So I am stuck. Please
push the libata.force patch into 2.6.24 tree
(http://www.mail-archive.com/linux-ide@xxxxxxxxxxxxxxx/msg15454.html).
Currently I can only use libata.dma=0.

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