1 /*
2 * Copyright (c) 2009-2022 Huawei Technologies Co., Ltd. All rights reserved.
3 *
4 * UniProton is licensed under Mulan PSL v2.
5 * You can use this software according to the terms and conditions of the Mulan PSL v2.
6 * You may obtain a copy of Mulan PSL v2 at:
7 * http://license.coscl.org.cn/MulanPSL2
8 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
9 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
10 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
11 * See the Mulan PSL v2 for more details.
12 * Create: 2009-12-22
13 * Description: Hardware timer implementation
14 */
15 #include "prt_timer_external.h"
16 #include "prt_err_external.h"
17 #include "prt_attr_external.h"
18
19 /*
20 * 描述：启动硬件定时器计时
21 */
PRT_TimerStart(U32 mid,TimerHandle tmrHandle)22 OS_SEC_L2_TEXT U32 PRT_TimerStart(U32 mid, TimerHandle tmrHandle)
23 {
24 U32 ret;
25 U32 timerType;
26
27 (void)mid;
28
29 timerType = OS_TIMER_GET_TYPE(tmrHandle);
30 if (timerType >= TIMER_TYPE_INVALID) {
31 ret = OS_ERRNO_TIMER_HANDLE_INVALID;
32 goto OS_TIMER_START_ERR;
33 }
34
35 if (g_timerApi[timerType].startTimer == NULL) {
36 ret = OS_ERRNO_TIMER_NOT_INIT_OR_GROUP_NOT_CREATED;
37 goto OS_TIMER_START_ERR;
38 }
39
40 ret = g_timerApi[timerType].startTimer(tmrHandle);
41 return ret;
42
43 OS_TIMER_START_ERR:
44 OS_ERROR_LOG_REPORT(OS_ERR_LEVEL_HIGH, "timer start error handle 0x%x\n", tmrHandle);
45 return ret;
46 }
47
48 /*
49 * 描述：停止定时器计时
50 */
PRT_TimerStop(U32 mid,TimerHandle tmrHandle)51 OS_SEC_L2_TEXT U32 PRT_TimerStop(U32 mid, TimerHandle tmrHandle)
52 {
53 U32 ret;
54 U32 timerType;
55
56 (void)mid;
57
58 timerType = OS_TIMER_GET_TYPE(tmrHandle);
59 if (timerType >= TIMER_TYPE_INVALID) {
60 ret = OS_ERRNO_TIMER_HANDLE_INVALID;
61 goto OS_TIMER_STOP_ERR;
62 }
63
64 if (g_timerApi[timerType].stopTimer == NULL) {
65 ret = OS_ERRNO_TIMER_NOT_INIT_OR_GROUP_NOT_CREATED;
66 goto OS_TIMER_STOP_ERR;
67 }
68
69 ret = g_timerApi[timerType].stopTimer(tmrHandle);
70 return ret;
71
72 OS_TIMER_STOP_ERR:
73 OS_ERROR_LOG_REPORT(OS_ERR_LEVEL_HIGH, "timer stop error handle 0x%x\n", tmrHandle);
74 return ret;
75 }
76
77 /*
78 * 描述：查询定时器剩余超时时间
79 */
PRT_TimerQuery(U32 mid,TimerHandle tmrHandle,U32 * expireTime)80 OS_SEC_L2_TEXT U32 PRT_TimerQuery(U32 mid, TimerHandle tmrHandle, U32 *expireTime)
81 {
82 U32 ret;
83 U32 timerType;
84 (void)mid;
85
86 // 检查指针是否为NULL
87 if (expireTime == NULL) {
88 return OS_ERRNO_TIMER_INPUT_PTR_NULL;
89 }
90
91 timerType = OS_TIMER_GET_TYPE(tmrHandle);
92 if (timerType >= TIMER_TYPE_INVALID) {
93 ret = OS_ERRNO_TIMER_HANDLE_INVALID;
94 goto OS_TIMER_QUERY_ERR;
95 }
96
97 // 检查钩子是否为NULL
98 if (g_timerApi[timerType].timerQuery == NULL) {
99 ret = OS_ERRNO_TIMER_NOT_INIT_OR_GROUP_NOT_CREATED;
100 goto OS_TIMER_QUERY_ERR;
101 }
102
103 ret = g_timerApi[timerType].timerQuery(tmrHandle, expireTime);
104 return ret;
105
106 OS_TIMER_QUERY_ERR:
107 OS_ERROR_LOG_REPORT(OS_ERR_LEVEL_HIGH, "timer query error handle 0x%x\n", tmrHandle);
108 return ret;
109 }
110