On Mon, 27 Mar 2000, Lorenzo `Caffeine' Marcantonio wrote:
> "Mike" == Mike Porter <mike@UDel.Edu> writes:
>
> > On Fri, 24 Mar 2000, Horst von Brand wrote:
>
> > Has anyone, anywhere, used UDMA (actually any IDE DMA) on a
> > motherboard with a PIIX4?
>
> Here, on an Asus P2L97 (LX chipset), on 2.3.48:
>
> Uniform Multi-Platform E-IDE driver Revision: 6.30
> PIIX4: IDE controller on PCI bus 00 dev 21
> PIIX4: not 100% native mode: will probe irqs later
> hda: Maxtor 87000D8, ATA DISK drive
> hdb: SAMSUNG WU32165A (2.1GB), ATA DISK drive
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> I've disabled DMA because otherwise it works for a while... then stops
> with a DMA timeout (and disable it). If I remove hdb, then all works
> fine (maybe some flat cable problem or similar. If I put ANYTHING on
> hdb, DMA stop working :(
Drive combination TIMING error.........ASIC's are probably incompatable.
Andre Hedrick
The Linux ATA/IDE guy
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