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SubjectRe: SATA ICH6M problems on Sharp M4000
Date
On Tuesday 22 November 2005 09:39, Randy.Dunlap wrote:
> On Mon, 21 Nov 2005, Josh Litherland wrote:
> > Trying to get this laptop operational; it has SATA for the hard disc and
> > PATA for the optical drive. The hard drive is wired to the secondary
> > IDE interface, the optical to the primary. As it stands, driving the
> > whole system with the PATA (piix) driver works, but performance for the
> > hard disc is (predictably) extremely poor. With ata_piix driving the
> > hard drive, performance is great, but the optical device is never
> > enumerated. When the piix driver tries to load, the following occurs:
> >
> > ide0: I/O resource 0x1F0-0x1F7 not free.
> > ide0: ports already in use, skipping probe
> > ide1: I/O resource 0x170-0x177 not free.
> > ide1: ports already in use, skipping probe
> >
> > We have tried to resolve this through a wide variety of kernel command
> > line options. Tried every combination we could think of of ide0=0x1f0,
> > ide1=0x170, ide0=noprobe, ide1=noprobe, acpi=off, noapic, lapic,
> > pci=routeirq. Tried shaking up module load order and using ide-generic
> > instead of piix. ahci won't bind to the device; throws error -12.
> >
> > Some information about this system including dmesg and lspci:
> >
> > http://downloads.emperorlinux.com/research/lkml/sharp_m4000/
> >
> > Thanks in advance for any advice you can give.
>
> Is there a BIOS option for SATA or AHCI modes,
> like Compatible mode or Enhanced mode? If so, which mode
> is it in?

I have exactly the same problem with Asus W3030V which is also equipped with
the ICH6M using the 2.6.14 kernel. There are no SATA/PATA options in BIOS for
my laptop.

kernel options used libata.atapi_enabled=1 ide0=noprobe ide1=noprobe


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Marek W
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