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-rw-r--r--roms/edk2/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S22
1 files changed, 22 insertions, 0 deletions
diff --git a/roms/edk2/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S b/roms/edk2/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S
new file mode 100644
index 000000000..06cf1e68a
--- /dev/null
+++ b/roms/edk2/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S
@@ -0,0 +1,22 @@
+/** @file
+ ARM (AArch32) implementation of XenHypercall2
+
+ Copyright (C) 2014, Linaro Ltd.
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <IndustryStandard/Xen/arch-arm/xen.h>
+
+ .text
+ .arch_extension virt
+
+GCC_ASM_EXPORT(XenHypercall2)
+
+ASM_PFX(XenHypercall2):
+ mov r12, r0
+ mov r0, r1
+ mov r1, r2
+ hvc #XEN_HYPERCALL_TAG
+ bx lr