blob: 093fade4b22719c3bef110f0eaa7748f21fbc8d0 [file] [log] [blame]
/*
* Copyright 2018 The Hafnium Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
.section .text.smc_internal, "ax"
.global smc_internal
smc_internal:
str x8, [sp, #-16] ! /* AArch64 stack pointer alignment is 16 bytes */
smc #0
ldr x8, [sp], #16
stp x0, x1, [x8]
stp x2, x3, [x8, #16]
ret