1 /*
2 * Copyright (c) 2020 HiSilicon (Shanghai) Technologies CO., LIMITED.
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 * Description: oal util interface
15 */
16
17 #ifndef OAL_WLAN_UTIL_ROM_H
18 #define OAL_WLAN_UTIL_ROM_H
19
20 #include "frw_util_rom.h"
21 #include "wlan_util_common_rom.h"
22
23 #ifdef __cplusplus
24 #if __cplusplus
25 extern "C" {
26 #endif
27 #endif
28
29 /* 字节操作 */
oal_rotl_w(osal_u32 val,osal_u32 bits,osal_u32 width)30 static INLINE__ osal_u32 oal_rotl_w(osal_u32 val, osal_u32 bits, osal_u32 width)
31 {
32 return (val << bits) | (val >> (width - bits));
33 }
oal_rotl32(osal_u32 val,osal_u32 bits)34 static INLINE__ osal_u32 oal_rotl32(osal_u32 val, osal_u32 bits)
35 {
36 return oal_rotl_w(val, bits, 32); /* 32 bits word */
37 }
38
39 #ifdef __cplusplus
40 #if __cplusplus
41 }
42 #endif
43 #endif
44
45 #endif /* end of oal_wlan_util_rom.h */