RE: [PATCH v2 23/31] coco/tdx-host: Setup all trusted IOMMUs on TDX Connect init

Tian, Kevin
2026-04-09T07:51:59Z

> From: Xu Yilun <yilun.xu@linux.intel.com>
> Sent: Saturday, March 28, 2026 12:01 AM
>
> Setup all trusted IOMMUs on TDX Connect initialization and clear all on
> TDX Connect removal.
>
> Trusted IOMMU setup is the pre-condition for all following TDX Connect
> operations such as SPDM/IDE setup. It is more of a platform
> configuration than a standalone IOMMU configuration, so put the
> implementation in tdx-host driver.
>

not sure what above tries to tell. why is it a platform configuration
when you have seamcalls on each IOMMU?