Re: [Qemu-devel] KVM call minutes for Feb 8

Avi Kivity
2011-02-10T13:00:19Z

On 02/10/2011 02:51 PM, Anthony Liguori wrote:
> On 02/10/2011 12:13 PM, Gleb Natapov wrote:
>>
>> Which spec? Even in this discussion we completely mixed different
>> things. 440FX is not a chipset.
>
> Yes, it is. It's a single silicon package with a defined pinout. If
> you don't believe me, re-read the spec.
>
> It's a MCM with the PIIX3 being internally connected. The connection
> between the i440fx and PIIX3 happens to be PCI but that's not always
> the case. Sometimes it's a proprietary bus.

Aren't they two distinct chips, together comprising the chip-set?

One (the northbridge) converts the system bus to PCI + some extra wires,
the other (southbridge) bridges PCI to ISA and contains some embedded
ISA devices. IIRC there are some wires between them that are not PCI.

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