diff options
Diffstat (limited to 'OvmfPkg/ResetVector/Ia32/IntelTdx.asm')
| -rw-r--r-- | OvmfPkg/ResetVector/Ia32/IntelTdx.asm | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/OvmfPkg/ResetVector/Ia32/IntelTdx.asm b/OvmfPkg/ResetVector/Ia32/IntelTdx.asm index c6b86019df..7d775591a0 100644 --- a/OvmfPkg/ResetVector/Ia32/IntelTdx.asm +++ b/OvmfPkg/ResetVector/Ia32/IntelTdx.asm @@ -179,7 +179,7 @@ InitTdx: ;
; Modified: EAX, EDX
;
-; 0-NonTdx, 1-TdxBsp, 2-TdxAps
+; 0-NonTdx, 1-TdxBsp, 2-TdxAps, 3-TdxAps5Level
;
CheckTdxFeaturesBeforeBuildPagetables:
xor eax, eax
@@ -200,6 +200,17 @@ TdxPostBuildPageTables: mov byte[TDX_WORK_AREA_PGTBL_READY], 1
OneTimeCallRet TdxPostBuildPageTables
+%if PG_5_LEVEL
+
+;
+; Set byte[TDX_WORK_AREA_PGTBL_READY] to 2
+;
+TdxPostBuildPageTables5Level:
+ mov byte[TDX_WORK_AREA_PGTBL_READY], 2
+ OneTimeCallRet TdxPostBuildPageTables5Level
+
+%endif
+
;
; Check if TDX is enabled
;
|