1/*
2 * Copyright (c) 2020-2021 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 _RISCV_HAL_H
17#define _RISCV_HAL_H
18
19#include "los_compiler.h"
20#include "los_timer.h"
21
22#ifdef __cplusplus
23#if __cplusplus
24extern "C" {
25#endif
26#endif
27
28/*
29 * backtrace
30 */
31extern CHAR *__except_stack_top;
32extern CHAR *__start_and_irq_stack_top;
33extern CHAR *__text_start;
34extern CHAR *__text_end;
35extern CHAR *__bss_end;
36
37extern VOID HalIrqDisable(UINT32 vector);
38extern VOID HalIrqEnable(UINT32 vector);
39extern VOID HalSetLocalInterPri(UINT32 vector, UINT16 prior);
40
41extern VOID HalGetSysCpuCycle(UINT32 *cntHi, UINT32 *cntLo);
42extern VOID HalPlicInit(VOID);
43
44#ifdef __cplusplus
45#if __cplusplus
46}
47#endif
48#endif
49
50#endif /* _RISCV_HAL_H */
51