[vfio-users] posted interrupts Xeon E5 v3, v4, Xeon D
globalgorrilla at fastmail.fm
globalgorrilla at fastmail.fm
Wed Apr 13 05:05:12 UTC 2016
Perhaps this is the answer:
According to their data sheets (volume 2) both Xeon D and E5 v4 have
posted_interrupts_support in vtd[0:1]_cap. E5 v3 does not.
On 12 Apr 2016, at 21:51, globalgorrilla at fastmail.fm wrote:
> Hello,
>
> Are there any differences between posted interrupt support in the Xeon
> E5 v3, v4, and Xeon D? The latter two are Broadwell, but posted
> (external) interrupts are touted with E5 v4 while (I think) VT-d
> posted interrupts are already available in E5 v3.
>
> Thanks
>
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