EmulatorPkg: Support a second GOP window

[mirror_edk2.git] / ArmPlatformPkg / PrePi / AArch64 / ModuleEntryPoint.S

diff --git a/ArmPlatformPkg/PrePi/AArch64/ModuleEntryPoint.S b/ArmPlatformPkg/PrePi/AArch64/ModuleEntryPoint.S
index a81709d5d12d590ec5cb6e908ea7e0f3a4c52366..4929ca42edcede492b1303ccd05a9bb0d4b06ccb 100644 (file)
--- a/ArmPlatformPkg/PrePi/AArch64/ModuleEntryPoint.S
+++ b/ArmPlatformPkg/PrePi/AArch64/ModuleEntryPoint.S
@@ -1,13 +1,7 @@
 //\r
 //  Copyright (c) 2011-2015, ARM Limited. All rights reserved.\r
 //\r
-//  This program and the accompanying materials\r
-//  are licensed and made available under the terms and conditions of the BSD License\r
-//  which accompanies this distribution.  The full text of the license may be found at\r
-//  http://opensource.org/licenses/bsd-license.php\r
-//\r
-//  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-//  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+//  SPDX-License-Identifier: BSD-2-Clause-Patent\r
 //\r
 //\r
 \r
@@ -109,6 +103,9 @@ _PrepareArguments:
   // Ensure we're jumping to FV version of the code (not boot remapped alias)\r
   ldr   x4, =ASM_PFX(CEntryPoint)\r
 \r
+  // Set the frame pointer to NULL so any backtraces terminate here\r
+  mov   x29, xzr\r
+\r
   // Jump to PrePiCore C code\r
   //    x0 = MpId\r
   //    x1 = UefiMemoryBase\r