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DateFri, 02 Jun 2006 16:57:26 +0200
FromOndrej Zary <>
SubjectRe: Query: No IDE DMA for IBM 365X with PIIX chipset?
Alan Cox wrote:
> On Iau, 2006-06-01 at 13:22 -0400, Mark Lord wrote:
>> That's the original Intel "triton" chipset.
>> I have a spare printed Intel document for the chipset (Intel #290519-001)
>> which I can mail you (Alan).  Email me privately with a postal address.
> 
>>From the other docs it appears 0x122E is the ISA bridge and this laptop
> has 0x122E (PIIX bridge) and an 82437MX system controller, but no PIIX
> IDE. That actually suggests its more like the "MPIIX" which has a PIO
> only IDE controller existing (logically anyway) on the ISA side of the
> system.
> 
> That would explain the observed behaviour and fit with the pattern of
> PCI identifiers. Now to hunt 82437 docs.
> 
> (In the mean time try adding the 0x1235 id to the 2.6.17-mm kernel in
> drivers/scsi/pata_mpiix and see if that works with the new libata layer
> not drivers/ide).

Maybe http://stuff.mit.edu/afs/sipb/contrib/doc/specs/unfiled/i82437MX.pdf

-- 
Ondrej Zary
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