From 212cf07aaa149160d37ce3c383a13d012ca45c01 Mon Sep 17 00:00:00 2001
From: Ceping Sun <cepingx.sun@intel.com>
Date: Wed, 8 Nov 2023 19:38:26 +0800
Subject: MdePkg/Tdx.h: Add TDVMCALL_STATUS_RETRY

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4572

TDVMCALL_STATUS_RETRY is defined in GHCI spec section 2.4.1.

Reference:
[GHCI]: TDX Guest-Host-Communication Interface v1.0
https://cdrdv2.intel.com/v1/dl/getContent/726790

Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Erdem Aktas <erdemaktas@google.com>
Cc: James Bottomley <jejb@linux.ibm.com>
Cc: Min Xu <min.m.xu@intel.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: Michael Roth <michael.roth@amd.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
Signed-off-by: Ceping Sun <cepingx.sun@intel.com>
---
 MdePkg/Include/IndustryStandard/Tdx.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'MdePkg')

diff --git a/MdePkg/Include/IndustryStandard/Tdx.h b/MdePkg/Include/IndustryStandard/Tdx.h
index 81df136184..2662761883 100644
--- a/MdePkg/Include/IndustryStandard/Tdx.h
+++ b/MdePkg/Include/IndustryStandard/Tdx.h
@@ -103,6 +103,8 @@
 #define TDVMCALL_REPORT_FATAL_ERR    0x10003
 #define TDVMCALL_SETUP_EVENT_NOTIFY  0x10004
 
+#define TDVMCALL_STATUS_RETRY  0x1
+
 #pragma pack(1)
 typedef struct {
   UINT64    Data[6];
-- 
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