87 lines
3.0 KiB
C
Executable File
87 lines
3.0 KiB
C
Executable File
/**
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* Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2023-2023. All rights reserved.
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*
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* Description: SYSTICK Sample Source. \n
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*
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* History: \n
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* 2023-07-17, Create file. \n
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*/
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#include "pinctrl.h"
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#include "systick.h"
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#include "common_def.h"
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#include "soc_osal.h"
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#include "app_init.h"
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#define SYSTICK_DELAY_S 2
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#define SYSTICK_DELAY_MS 1000
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#define SYSTICK_DELAY_US 20000
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#define SYSTICK_TASK_DURATION_MS 500
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#define SYSTICK_TASK_PRIO 24
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#define SYSTICK_TASK_STACK_SIZE 0x1000
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static void *systick_task(const char *arg)
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{
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unused(arg);
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uint64_t count_before_get_s;
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uint64_t count_after_get_s;
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uint64_t count_before_get_ms;
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uint64_t count_after_get_ms;
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uint64_t count_before_get_us;
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uint64_t count_after_get_us;
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/* SYSTICK init. */
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uapi_systick_init();
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while (1) {
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osal_msleep(SYSTICK_TASK_DURATION_MS);
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osal_printk("systick delay %ds!\r\n", SYSTICK_DELAY_S);
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count_before_get_s = uapi_systick_get_s();
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uapi_systick_delay_s(SYSTICK_DELAY_S);
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count_after_get_s = uapi_systick_get_s();
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osal_printk("count_after_get_s = %llu, count_before_get_s = %llu\r\n", count_after_get_s, count_before_get_s);
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osal_printk("count_s = %llu\r\n", count_after_get_s - count_before_get_s);
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if (count_after_get_s > count_before_get_s) {
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osal_printk("systick get s work normall.\r\n");
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}
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osal_printk("systick delay %dms!\r\n", SYSTICK_DELAY_MS);
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count_before_get_ms = uapi_systick_get_ms();
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uapi_systick_delay_ms(SYSTICK_DELAY_MS);
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count_after_get_ms = uapi_systick_get_ms();
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osal_printk("count_after_get_ms = %llu, count_before_get_ms = %llu\r\n", count_after_get_ms,
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count_before_get_ms);
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osal_printk("count_ms = %llu\r\n", count_after_get_ms - count_before_get_ms);
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if (count_after_get_ms > count_before_get_ms) {
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osal_printk("systick get ms work normall.\r\n");
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}
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osal_printk("systick delay %dus!\r\n", SYSTICK_DELAY_US);
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count_before_get_us = uapi_systick_get_us();
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uapi_systick_delay_us(SYSTICK_DELAY_US);
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count_after_get_us = uapi_systick_get_us();
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osal_printk("count_after_get_us = %llu, count_before_get_us = %llu\r\n", count_after_get_us,
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count_before_get_us);
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osal_printk("count_us = %llu\r\n", count_after_get_us - count_before_get_us);
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if (count_after_get_us > count_before_get_us) {
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osal_printk("systick get us work normall.\r\n");
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}
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}
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return NULL;
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}
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static void systick_entry(void)
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{
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osal_task *task_handle = NULL;
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osal_kthread_lock();
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task_handle = osal_kthread_create((osal_kthread_handler)systick_task, 0, "SystickTask", SYSTICK_TASK_STACK_SIZE);
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if (task_handle != NULL) {
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osal_kthread_set_priority(task_handle, SYSTICK_TASK_PRIO);
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osal_kfree(task_handle);
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}
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osal_kthread_unlock();
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}
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/* Run the systick_entry. */
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app_run(systick_entry); |