audk/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S

27 lines
748 B
ArmAsm

/** @file
ARM (AArch32) implementation of XenHypercall2
Copyright (C) 2014, Linaro Ltd.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include <IndustryStandard/Xen/arch-arm/xen.h>
.text
GCC_ASM_EXPORT(XenHypercall2)
ASM_PFX(XenHypercall2):
mov r12, r0
mov r0, r1
mov r1, r2
hvc #XEN_HYPERCALL_TAG
bx lr