From b455880e5515a9fc2b923bfc6c60bb54519b51d3 Mon Sep 17 00:00:00 2001 From: Xiaoyao Li Date: Thu, 8 May 2025 10:59:09 -0400 Subject: [PATCH] i386/tdx: Implement tdx_kvm_type() for TDX MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit TDX VM requires VM type to be KVM_X86_TDX_VM. Implement tdx_kvm_type() as X86ConfidentialGuestClass->kvm_type. Signed-off-by: Xiaoyao Li Reviewed-by: Daniel P. Berrangé Reviewed-by: Zhao Liu Link: https://lore.kernel.org/r/20250508150002.689633-4-xiaoyao.li@intel.com Signed-off-by: Paolo Bonzini --- target/i386/kvm/kvm.c | 1 + target/i386/kvm/tdx.c | 12 ++++++++++++ 2 files changed, 13 insertions(+) diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index c9a3c02e3e..653a8f46c2 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -192,6 +192,7 @@ static const char *vm_type_name[] = { [KVM_X86_SEV_VM] = "SEV", [KVM_X86_SEV_ES_VM] = "SEV-ES", [KVM_X86_SNP_VM] = "SEV-SNP", + [KVM_X86_TDX_VM] = "TDX", }; bool kvm_is_vm_type_supported(int type) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index ab70566c7d..21a4f87756 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -12,8 +12,17 @@ #include "qemu/osdep.h" #include "qom/object_interfaces.h" +#include "kvm_i386.h" #include "tdx.h" +static int tdx_kvm_type(X86ConfidentialGuest *cg) +{ + /* Do the object check */ + TDX_GUEST(cg); + + return KVM_X86_TDX_VM; +} + /* tdx guest */ OBJECT_DEFINE_TYPE_WITH_INTERFACES(TdxGuest, tdx_guest, @@ -40,4 +49,7 @@ static void tdx_guest_finalize(Object *obj) static void tdx_guest_class_init(ObjectClass *oc, const void *data) { + X86ConfidentialGuestClass *x86_klass = X86_CONFIDENTIAL_GUEST_CLASS(oc); + + x86_klass->kvm_type = tdx_kvm_type; } -- 2.39.5