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SubjectRe: SATA/IDE Dual Mode w/Intel 945 Chipset or HOW TO LIQUIFY a flash IDE chip under 2.6.18
Auke Kok wrote:

> Jeff V. Merkey wrote:
>
>> Jeff V. Merkey wrote:
>>
>> root=/dev/hda2 is what was passed to the kernel from grub.
>>
>> Jeff
>>
>>>
>>> I just finished pulling out a melted IDE flash drive out of a
>>> Shuttle motherboard with the intel 945 chipset which claims to support
>>> SATA and IDE drives concurrently under Linux 2.6.18.
>>>
>>> The chip worked for about 30 seconds before liquifying in the
>>> chassis. I note that the 945 chipset in the shuttle PC had some
>>> serious
>>> issues recognizing 2 x SATA devices and a IDE device concurrently.
>>> Are there known problems with the Linux drivers
>>> with these newer chipsets.
>>>
>>> One other disturbing issue was the IDE flash drive was configured
>>> (and recognized) as /dev/hda during bootup, but when
>>> it got to the root mountint, even with root=/dev/hda set, it still
>>> kept thinking the drive was at scsi (ATA) device (08,13)
>>> and kept crashing with VFS cannot find root FS errors.
>>
>
> it sounds like someone switched the BIOS IDE setting from
> ide-compatible/legacy to AHCI or similar, a not uncommon option in the
> sata controllers on those boards.
>
> None of that would explain the melting of anything of course.


Would be if pin 20 were powered for some reason (which it should NOT
be).

Jeff

>
> Cheers,
>
> Auke
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