linux-kernel - [RFC PATCH v5 011/104] [MARKER] The start of TDX KVM patch series: TDX architectural definitions

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Message-Id: <2fe33c8a0dae28acf001deffed51adcb5a74c96f.1646422845.git.isaku.yamahata@intel.com>
Date:   Fri,  4 Mar 2022 11:48:27 -0800
From:   isaku.yamahata@...el.com
To:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     isaku.yamahata@...el.com, isaku.yamahata@...il.com,
        Paolo Bonzini <pbonzini@...hat.com>,
        Jim Mattson <jmattson@...gle.com>, erdemaktas@...gle.com,
        Connor Kuehl <ckuehl@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>
Subject: [RFC PATCH v5 011/104] [MARKER] The start of TDX KVM patch series: TDX architectural definitions

From: Isaku Yamahata <isaku.yamahata@...el.com>

This empty commit is to mark the start of patch series of TDX architectural
definitions.

Signed-off-by: Isaku Yamahata <isaku.yamahata@...el.com>
---
 .../virt/kvm/intel-tdx-layer-status.rst       | 29 +++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 Documentation/virt/kvm/intel-tdx-layer-status.rst

diff --git a/Documentation/virt/kvm/intel-tdx-layer-status.rst b/Documentation/virt/kvm/intel-tdx-layer-status.rst
new file mode 100644
index 000000000000..d4db90cb098b
--- /dev/null
+++ b/Documentation/virt/kvm/intel-tdx-layer-status.rst
@@ -0,0 +1,29 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+===================================
+Intel Trust Dodmain Extensions(TDX)
+===================================
+
+Layer status
+============
+What qemu can do
+----------------
+- TDX VM TYPE is exposed to Qemu.
+- Qemu can try to create VM of TDX VM type and then fails.
+
+Patch Layer status
+------------------
+  Patch layer                          Status
+* TDX, VMX coexistence:                 Applied
+* TDX architectural definitions:        Applying
+* TD VM creation/destruction:           Not yet
+* TD vcpu creation/destruction:         Not yet
+* TDX EPT violation:                    Not yet
+* TD finalization:                      Not yet
+* TD vcpu enter/exit:                   Not yet
+* TD vcpu interrupts/exit/hypercall:    Not yet
+
+* KVM MMU GPA stolen bits:              Not yet
+* KVM TDP refactoring for TDX:          Not yet
+* KVM TDP MMU hooks:                    Not yet
+* KVM TDP MMU MapGPA:                   Not yet
-- 
2.25.1