Messages in this thread | | | Date | Sat, 19 Jul 2008 09:46:31 +0100 | From | Alan Cox <> | Subject | Re: serverworks CSB5 IDE: DMA disabled on secondary channel |
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On Sat, 19 Jul 2008 04:45:59 +0200 Frantisek Hanzlik <franta@hanzlici.cz> wrote:
> Alan Cox wrote: > >>> ata2.01: ATAPI: CD-W540E, 1.0D, max UDMA/33 > >>> ata2.00: simplex DMA is claimed by other device, disabling DMA > >>> ata2.01: simplex DMA is claimed by other device, disabling DMA > >>> ata2.00: configured for PIO4 > >>> ata2.01: configured for PIO4 > > > > > > Disable the pata_acpi driver and let me know if it then behaves. We had a > > similar problem with the ATI hardware which lost and messed up its > > internal state if pata_acpi was loaded first. > > > Before I post to lkml I tried disable ata_generic driver, (which was loaded > before pata_serverworks too
Thanks - please complain to your distribution vendor if they are not following the docs and loading pata_acpi then ata_generic then ata_legacy *AFTER* other drivers.
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