This is useful for initializing memory map.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Wei Liu <wei.l...@citrix.com>
---
OvmfPkg/PlatformPei/Platform.c | 8 +++++++-
OvmfPkg/PlatformPei/Platform.h | 5 +++++
OvmfPkg/PlatformPei/Xen.c | 12 +-----------
3 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c
index fb56e99..9b7828f 100644
--- a/OvmfPkg/PlatformPei/Platform.c
+++ b/OvmfPkg/PlatformPei/Platform.c
@@ -338,14 +338,20 @@ InitializePlatform (
)
{
EFI_PHYSICAL_ADDRESS TopOfMemory;
+ UINT32 XenLeaf;
DEBUG ((EFI_D_ERROR, "Platform PEIM Loaded\n"));
DebugDumpCmos ();
+ XenLeaf = XenDetect ();
+
TopOfMemory = MemDetect ();
- InitializeXen ();
+ if (XenLeaf != 0) {
+ DEBUG ((EFI_D_INFO, "Xen was detected\n"));
+ InitializeXen (XenLeaf);
+ }
ReserveEmuVariableNvStore ();
diff --git a/OvmfPkg/PlatformPei/Platform.h b/OvmfPkg/PlatformPei/Platform.h
index 383e6a4..d63d124 100644
--- a/OvmfPkg/PlatformPei/Platform.h
+++ b/OvmfPkg/PlatformPei/Platform.h
@@ -69,6 +69,11 @@ PeiFvInitialization (
EFI_STATUS
InitializeXen (
+ UINT32 XenLeaf
+ );
+
+UINT32
+XenDetect (
VOID
);
diff --git a/OvmfPkg/PlatformPei/Xen.c b/OvmfPkg/PlatformPei/Xen.c
index 737cb15..7779a1c 100644
--- a/OvmfPkg/PlatformPei/Xen.c
+++ b/OvmfPkg/PlatformPei/Xen.c
@@ -140,19 +140,9 @@ XenDetect (
**/
EFI_STATUS
InitializeXen (
- VOID
+ UINT32 XenLeaf
)
{
- UINT32 XenLeaf;
-
- XenLeaf = XenDetect ();
-
- if (XenLeaf == 0) {
- return EFI_NOT_FOUND;
- }
-
- DEBUG ((EFI_D_INFO, "Xen was detected\n"));
-
XenConnect (XenLeaf);
//
--
1.7.10.4
------------------------------------------------------------------------------
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