forked from xuos/xiuos
45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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// test_priority: Test the priority scheduler of task
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#include <assert.h>
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#include <stdbool.h>
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#include "libserial.h"
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#include "usyscall.h"
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static void count_down()
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{
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int time = 500000000;
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while (time >= 0) {
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if (time % 10000000 == 0) {
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printf("Priority-based preempting, time remained %d\n", time);
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}
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time--;
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}
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return;
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}
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int main(int argc, char* argv[])
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{
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// set priority
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sys_state_info info;
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info.priority = 0;
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set_priority(&info);
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// test function
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count_down();
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exit(0);
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return 0;
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}
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