IDE ultraDMA problem
Sten Daniel Soersdal
netslists at gmail.com
Wed Aug 8 16:17:05 PDT 2007
Mario Lobo wrote:
> Hello to all;
>
> I had a MSI mobo 645 Ultra with 1.5G ram, pentium 4 1.7 Ghz, 3 IDE HD, 1
> SAMSUNG 80 G, 1 SAMSUNG 120 G, maxtor 120 G and a LG DVD writer. FreeBSD 6.2
> recognized all HDs as ultraDMA 100. Fine.
>
> Then a bought a ASUS p5vd2-x, 1G ram, Gforce 7200 video(pci-e), pentium D 940
> Dual core and kept the same drives. After tuning and recompiling the kernel
> a couple times, I got almost everything working great ! SMP, acpi, network,
> you name it, EXCEPT ultraDMA.
>
> if I leave:
>
> hw.ata.atapi_dma: 1
> hw.ata.ata_dma: 1
>
> FreeBSD reports them (all) at ultraDMA 33. The system boots ok but after 7 or
> 10 minutes (even if doing nothing), I start geting messages from
> g_vfs_xxxx(); WRITE DMAERROR that can come from any of the drives until the
> system becomes unstable and ends up rebooting itself.
>
> if I leave:
>
> hw.ata.atapi_dma: 0
> hw.ata.ata_dma: 0
>
> The HDs get down to PIO 4 and the system works fine but at an incredible
> performance cost.
>
> Finacial issues force me to make this work instead of buying more stuff.
>
> Thanks for any suggestions,
Sorry, i that should be
atacontrol cap <device>
not
atacontrol info <device>
--
Sten Daniel Soersdal
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