1 files changed, 33 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseLib/X64/WriteDr7.nasm b/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseLib/X64/WriteDr7.nasm
new file mode 100644
index 00000000..9cf2d1ff
--- /dev/null
+++ b/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseLib/X64/WriteDr7.nasm
@@ -0,0 +1,33 @@
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+; SPDX-License-Identifier: BSD-2-Clause-Patent
+;
+; Module Name:
+;
+;   WriteDr7.Asm
+;
+; Abstract:
+;
+;   AsmWriteDr7 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+    DEFAULT REL
+    SECTION .text
+
+;------------------------------------------------------------------------------
+; UINTN
+; EFIAPI
+; AsmWriteDr7 (
+;   IN UINTN Value
+;   );
+;------------------------------------------------------------------------------
+global ASM_PFX(AsmWriteDr7)
+ASM_PFX(AsmWriteDr7):
+    mov     dr7, rcx
+    mov     rax, rcx
+    ret
+