1 /*
2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3 * Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this list of
9 * conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12 * of conditions and the following disclaimer in the documentation and/or other materials
13 * provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16 * to endorse or promote products derived from this software without specific prior written
17 * permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include "los_config.h"
33 #ifdef LOSCFG_SHELL
34 #include "stdlib.h"
35 #include "los_cpup_pri.h"
36 #include "los_process_pri.h"
37 #include "shcmd.h"
38 #include "shell.h"
39
40
OsCmdCpupOperateOneParam(UINT32 mode)41 VOID OsCmdCpupOperateOneParam(UINT32 mode)
42 {
43 UINT32 ret;
44
45 if (mode == CPUP_LAST_TEN_SECONDS) {
46 PRINTK("\nSysCpuUsage in 10s: ");
47 } else if (mode == CPUP_LAST_ONE_SECONDS) {
48 PRINTK("\nSysCpuUsage in 1s: ");
49 } else {
50 PRINTK("\nSysCpuUsage in all time: ");
51 }
52 ret = LOS_HistorySysCpuUsage(mode);
53 PRINTK("%u.%u\n", ret / LOS_CPUP_PRECISION_MULT, ret % LOS_CPUP_PRECISION_MULT);
54 }
55
OsCmdCpupOperateTwoParam(UINT32 mode,UINT32 pid)56 VOID OsCmdCpupOperateTwoParam(UINT32 mode, UINT32 pid)
57 {
58 UINT32 ret;
59
60 if (mode == CPUP_LAST_TEN_SECONDS) {
61 PRINTK("\npid %u CpuUsage in 10s: ", pid);
62 } else if (mode == CPUP_LAST_ONE_SECONDS) {
63 PRINTK("\npid %u CpuUsage in 1s: ", pid);
64 } else {
65 PRINTK("\npid %u CpuUsage in all time: ", pid);
66 }
67 ret = LOS_HistoryProcessCpuUsage(pid, mode);
68 PRINTK("%u.%u\n", ret / LOS_CPUP_PRECISION_MULT, ret % LOS_CPUP_PRECISION_MULT);
69 }
70
OsCpupCmdHelp(VOID)71 LITE_OS_SEC_TEXT STATIC VOID OsCpupCmdHelp(VOID)
72 {
73 PRINTK("usage:\n");
74 PRINTK(" cpup\n"
75 " cpup [MODE]\n"
76 " cpup [MODE] [PID] \n");
77 PRINTK("\r\nMode parameter description:\n"
78 " 0 SysCpuUsage in 10s\n"
79 " 1 SysCpuUsage in 1s\n"
80 " others SysCpuUsage in all time\n");
81 }
82
OsShellCmdCpup(INT32 argc,const CHAR ** argv)83 LITE_OS_SEC_TEXT_MINOR UINT32 OsShellCmdCpup(INT32 argc, const CHAR **argv)
84 {
85 size_t mode, pid;
86 CHAR *bufMode = NULL;
87 CHAR *bufID = NULL;
88 UINT32 ret;
89
90 if (argc == 0) {
91 ret = LOS_HistorySysCpuUsage(CPUP_LAST_TEN_SECONDS);
92 PRINTK("\nSysCpuUsage in 10s: %u.%u\n", ret / LOS_CPUP_PRECISION_MULT, ret % LOS_CPUP_PRECISION_MULT);
93 return LOS_OK;
94 }
95
96 if (!strcmp(argv[0], "-h") || !strcmp(argv[0], "--help")) {
97 OsCpupCmdHelp();
98 return LOS_OK;
99 }
100
101 mode = strtoul(argv[0], &bufMode, 0);
102 if ((bufMode == NULL) || (*bufMode != 0)) {
103 PRINTK("\nUnknown mode: %s\n", argv[0]);
104 OsCpupCmdHelp();
105 return LOS_OK;
106 }
107
108 if (mode > CPUP_ALL_TIME) {
109 mode = CPUP_ALL_TIME;
110 }
111
112 if (argc == 1) {
113 OsCmdCpupOperateOneParam(mode);
114 return LOS_OK;
115 }
116
117 pid = strtoul(argv[1], &bufID, 0);
118 if (OsProcessIDUserCheckInvalid(pid) || (*bufID != 0)) {
119 PRINTK("\nUnknown pid: %s\n", argv[1]);
120 return LOS_OK;
121 }
122
123 if (OsProcessIsUnused(OS_PCB_FROM_PID(pid)) || OsProcessIsDead(OS_PCB_FROM_PID(pid))) {
124 PRINTK("\nUnknown pid: %u\n", pid);
125 return LOS_OK;
126 }
127
128 /* when the parameters number is two */
129 if (argc == 2) {
130 OsCmdCpupOperateTwoParam(mode, pid);
131 return LOS_OK;
132 }
133
134 OsCpupCmdHelp();
135 return LOS_OK;
136 }
137
138 SHELLCMD_ENTRY(cpup_shellcmd, CMD_TYPE_EX, "cpup", XARGS, (CmdCallBackFunc)OsShellCmdCpup);
139 #endif /* LOSCFG_SHELL */
140