1 /* 2 * Copyright (c) 2020 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef __TEEC_COMPAT_H 17 #define __TEEC_COMPAT_H 18 19 #include <limits.h> 20 21 #define AID_SYSTEM 1000 22 #ifndef PAGE_SIZE 23 #define PAGE_SIZE 4096 24 #endif 25 26 #ifdef TEE_LITEOS_A Barriers(void)27static inline void Barriers(void) 28 { 29 __asm__ volatile("isb"); 30 __asm__ volatile("dsb sy"); 31 } 32 #else Barriers(void)33static inline void Barriers(void) 34 { 35 } 36 #endif 37 38 #endif 39