[Xen-devel] [PATCH v4 15/29] Ovmf/Xen: move Xen interface version to <xen.h>

[Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>]

Tiancore has its private copy of the Xen headers, and all drivers
that depend on it should use the same Xen interface version, so
let's move the #define to xen.h itself.

Contributed-under: TianoCore Contribution Agreement 1.0
Reviewed-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Acked-by: Laszlo Ersek <lersek@xxxxxxxxxx>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
---
 OvmfPkg/Include/IndustryStandard/Xen/xen.h | 5 +++++
 OvmfPkg/XenBusDxe/XenBusDxe.h              | 5 -----
 OvmfPkg/XenPvBlkDxe/XenPvBlkDxe.h          | 4 ----
 3 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/OvmfPkg/Include/IndustryStandard/Xen/xen.h 
b/OvmfPkg/Include/IndustryStandard/Xen/xen.h
index 79697fcb6152..1cd7ab3ab136 100644
--- a/OvmfPkg/Include/IndustryStandard/Xen/xen.h
+++ b/OvmfPkg/Include/IndustryStandard/Xen/xen.h
@@ -27,6 +27,11 @@
 #ifndef __XEN_PUBLIC_XEN_H__
 #define __XEN_PUBLIC_XEN_H__
 
+//
+// Xen interface version used by Tianocore
+//
+#define __XEN_INTERFACE_VERSION__ 0x00040400
+
 #include "xen-compat.h"
 
 #if defined(MDE_CPU_IA32) || defined(MDE_CPU_X64)
diff --git a/OvmfPkg/XenBusDxe/XenBusDxe.h b/OvmfPkg/XenBusDxe/XenBusDxe.h
index 11640223ebf4..80253b7d1ca9 100644
--- a/OvmfPkg/XenBusDxe/XenBusDxe.h
+++ b/OvmfPkg/XenBusDxe/XenBusDxe.h
@@ -19,11 +19,6 @@
 #include <Uefi.h>
 
 //
-// Xen interface version used
-//
-#define  __XEN_INTERFACE_VERSION__ 0x00040400
-
-//
 // Libraries
 //
 #include <Library/UefiBootServicesTableLib.h>
diff --git a/OvmfPkg/XenPvBlkDxe/XenPvBlkDxe.h 
b/OvmfPkg/XenPvBlkDxe/XenPvBlkDxe.h
index e5b1b5f4b90d..c0b62c4f38ca 100644
--- a/OvmfPkg/XenPvBlkDxe/XenPvBlkDxe.h
+++ b/OvmfPkg/XenPvBlkDxe/XenPvBlkDxe.h
@@ -18,10 +18,6 @@
 
 #include <Uefi.h>
 
-//
-// Xen interface version used
-//
-#define __XEN_INTERFACE_VERSION__ 0x00040400
 #define xen_mb() MemoryFence()
 #define xen_rmb() MemoryFence()
 #define xen_wmb() MemoryFence()
-- 
1.8.3.2


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