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Diffstat (limited to 'OvmfPkg/Library/MemDebugLogLib/MemDebugLogSec.c')
-rw-r--r--OvmfPkg/Library/MemDebugLogLib/MemDebugLogSec.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/OvmfPkg/Library/MemDebugLogLib/MemDebugLogSec.c b/OvmfPkg/Library/MemDebugLogLib/MemDebugLogSec.c
new file mode 100644
index 0000000..62905fc
--- /dev/null
+++ b/OvmfPkg/Library/MemDebugLogLib/MemDebugLogSec.c
@@ -0,0 +1,48 @@
+/** @file
+ *
+ Memory Debug Log Library - SEC Phase
+
+ Copyright (C) 2025, Oracle and/or its affiliates.
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <Library/MemDebugLogLib.h>
+
+EFI_STATUS
+EFIAPI
+MemDebugLogWrite (
+ IN CHAR8 *Buffer,
+ IN UINTN Length
+ )
+{
+ EFI_STATUS Status;
+
+ if (FixedPcdGet32 (PcdOvmfEarlyMemDebugLogBase) != 0x0) {
+ Status = MemDebugLogWriteBuffer (
+ (EFI_PHYSICAL_ADDRESS)(UINTN)FixedPcdGet32 (PcdOvmfEarlyMemDebugLogBase),
+ Buffer,
+ Length
+ );
+ } else {
+ Status = EFI_NOT_FOUND;
+ }
+
+ return Status;
+}
+
+RETURN_STATUS
+EFIAPI
+MemDebugLogLibConstructor (
+ VOID
+ )
+{
+ if (FixedPcdGet32 (PcdOvmfEarlyMemDebugLogSize) != 0) {
+ MemDebugLogInit (
+ (EFI_PHYSICAL_ADDRESS)(UINTN)FixedPcdGet32 (PcdOvmfEarlyMemDebugLogBase),
+ (UINT32)FixedPcdGet32 (PcdOvmfEarlyMemDebugLogSize)
+ );
+ }
+
+ return RETURN_SUCCESS;
+}