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Michael Butler wrote:
> Jeremy Chadwick wrote:
>
>> On Thu, Oct 30, 2008 at 01:47:48PM -0700, Xin LI wrote:
>>> Personally I don't really think ICH7M is capable to do SATA-300. Intel
>>> datasheet 307013, page 191 says:
>>>
>>> Supported Supported
>>> 3 Gb/s Transfer Rate
>>> (Desktop Only) (Desktop Only)
>>>
>>> My understanding is that ICH7- *M* does not support SATA-300 at all.

>> Xin Li is correct -- the mobile version doesn't do SATA300.

>
> Then there is a correction required to /sys/dev/ata/ata_chipset.c - mine
> identifies itself as:
>
> atapci0@pci0:0:31:2: class=0x010180 card=0xff101179 chip=0x27c48086
> rev=0x02 hdr=0x00
> vendor = 'Intel Corporation'
> device = '82801GBM/GHM (ICH7-M Family) Serial ATA Storage
> Controller'
> class = mass storage
> subclass = ATA
>
> .. where 0x27c4 is "legacy" mode and 0x27c5 is AHCI mode,


Yes. I have actually already submitted a patch to sos@ for review.
Please note that 27c4, 27c5 and *27c6* should all be changed, according
to the datasheet. Thanks for bringing this to our attention.

Cheers,
- --
Xin LI http://www.delphij.net/
FreeBSD - The Power to Serve!
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