RE: [RFC PATCH 08/15] x86/tdx: Add TDG.MMIO.ACCEPT module call wrapper for TDX Connect

From: Duan, Zhenzhong

Date: Thu Oct 08 2026 - 02:01:43 EST




>-----Original Message-----
>From: Edgecombe, Rick P <rick.p.edgecombe@xxxxxxxxx>
>Subject: Re: [RFC PATCH 08/15] x86/tdx: Add TDG.MMIO.ACCEPT module call
>wrapper for TDX Connect
>
>On Thu, 2026-09-24 at 16:41 -0700, Rick Edgecombe wrote:
>> > Signed-off-by: Zhenzhong Duan <zhenzhong.duan@xxxxxxxxx>
>>
>> We are going to need a lot more info about what this TDG call is doing. Look
>> at the host side seamcall wrapper commits for examples.
>
>BTW, what is the best source of info on these new TDX connect TDG calls. I have
>an old "FAS" doc that has info on the specific args, but it says it's a draft.

I use https://docs.intel.com/documents/tdxmodule-doc/int/tdxconnect/arch/abi_fas/tdxconnect_abi_fas.html which is always newest.