SiI 3112 ATA Controller (and UDMA33 vs SATA150)

Joerg Sonnenberger joerg at
Tue Aug 23 14:11:17 PDT 2005

On Tue, Aug 23, 2005 at 01:38:27PM -0700, Dave Hayes wrote:
> DragonFly 1.3-preview (from the CD preview image I got from some
> .de site) tells me this:
>   pci6: <unknown card> (vendor=0x1095, dev=0x0240) at 2.0 irq 9

CMDTECH AAR-1210SA? That could it be, it would need some PCI IDs and
init-code in ata.

>   pci0: <unknown card> (vendor=0x8086, dev=0x266a) at 31.3 irq 10

That's the SMBus controller, shouldn't be needed.

> I've had to turn ACPI off (more exactly: boot with ACPI disabled in
> the menu that posts an ascii dragonfly) because of:
>   kernel: acpi_bus_number: can't get _ADR

Does it panic or otherwise stop?

>   kernel: ad7: DMA limited to UDMA33, non-ATA66 cable or device

Those might be harmless, depending on which controller or device it is.
It can be fully ignored for SATA controllers.


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