[coreboot] PCI domains

[yhlu]

On Mon, Nov 3, 2008 at 2:13 PM, Myles Watson <mylesgw at gmail.com> wrote:

>
>
> On Mon, Nov 3, 2008 at 2:44 PM, yhlu <yinghailu at gmail.com> wrote:
>
>>
>>
>> On Mon, Nov 3, 2008 at 11:52 AM, ron minnich <rminnich at gmail.com> wrote:
>>
>>> On Mon, Nov 3, 2008 at 11:46 AM, yhlu <yinghailu at gmail.com> wrote:
>>>
>>> > one HP's AMD based workstation (like tyan s2895) has that ... one ht
>>> chain
>>> > ==> one pci domain.
>>> > you could enable that in BIOS setup. (HP's own BIOS)
>>>
>>>
>>> Is there any benefit to it?
>>
>>
>> more than 255 pci buses. think about if you have 32 ht chains...
>
>
> Sorry to be dense, but how do you have more than 4 HT chains?  Aren't there
> are only 8 nodes allowed in a system (3 links per node)?
>
> If you took out the middle links in an 8-way design I guess you could have
> 8 HT chains.
>

for amd family 10h (HT3 ?) will have 8 sublinks...so you could build system
with more nodes and more ht chains

YH
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