1 /* 2 * Copyright (C) 2022 Huawei Technologies Co., Ltd. 3 * Licensed under the Mulan PSL v2. 4 * You can use this software according to the terms and conditions of the Mulan PSL v2. 5 * You may obtain a copy of Mulan PSL v2 at: 6 * http://license.coscl.org.cn/MulanPSL2 7 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR 8 * IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR 9 * PURPOSE. 10 * See the Mulan PSL v2 for more details. 11 */ 12 13 #ifndef PLATDRV_IO_OPERATION_H 14 #define PLATDRV_IO_OPERATION_H 15 16 void read_from_io(void *to, const volatile void *from, unsigned long count); 17 void write_to_io(volatile void *to, const void *from, unsigned long count); 18 19 #endif 20