mirror of
https://gitee.com/Vancouver2017/luban-lite-t3e-pro.git
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134 lines
2.9 KiB
C
134 lines
2.9 KiB
C
/*
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* Copyright (c) 2022-2024, ArtInChip Technology Co., Ltd
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Authors: zrq <ruiqi.zheng@artinchip.com>
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*/
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <console.h>
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#include <getopt.h>
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#include <hal_cap.h>
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#include "aic_hal_gpio.h"
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#include <aic_core.h>
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#include "aic_common.h"
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static u32 g_gpio_group, g_gpio_pin;
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static void cmd_hrtimer_usage(void)
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{
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printf("Compile time: %s %s\n", __DATE__, __TIME__);
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printf("Usage: test_hrtimer [options]\n");
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printf("the hrtimer will timed toggle the %s as a demonstration\n", GPIO_TEST_PIN);
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printf("test_hrtimer <channel> <time> : Channel range [0, %d], the time unit is 1us\n", AIC_HRTIMER_CH_NUM - 1);
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printf("test_hrtimer help : Get this help\n");
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printf("\n");
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printf("Example: test_hrtimer 0 20\n");
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}
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irqreturn_t hrtimer_irq_handler(int irq, void *args)
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{
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u32 i;
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for (i = 0; i < AIC_HRTIMER_CH_NUM; i++) {
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if (hal_cap_is_pending(i))
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hal_gpio_toggle_output(g_gpio_group, g_gpio_pin);
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}
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return IRQ_HANDLED;
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}
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static void test_hrtimer_ch_init()
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{
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#ifdef AIC_USING_HRTIMER0
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hal_cap_ch_init(0);
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#endif
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#ifdef AIC_USING_HRTIMER1
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hal_cap_ch_init(1);
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#endif
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#ifdef AIC_USING_HRTIMER2
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hal_cap_ch_init(2);
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#endif
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#ifdef AIC_USING_HRTIMER3
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hal_cap_ch_init(3);
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#endif
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#ifdef AIC_USING_HRTIMER4
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hal_cap_ch_init(4);
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#endif
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#ifdef AIC_USING_HRTIMER5
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hal_cap_ch_init(5);
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#endif
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}
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static void test_hrtimer_init(u32 ch)
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{
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hal_cap_init();
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hal_cap_set_freq(ch, CAP_MAX_FREQ);
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aicos_request_irq(PWMCS_CAP_IRQn, hrtimer_irq_handler, 0, NULL, NULL);
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}
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static void test_hrtimer_start(u32 ch, u32 cnt)
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{
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hal_cap_enable(ch);
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hal_cap_set_cnt(ch, cnt);
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hal_cap_int_enable(ch, 1);
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hal_cap_cnt_start(ch);
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}
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static void test_hrtimer_stop(u32 ch)
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{
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hal_cap_cnt_stop(ch);
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hal_cap_int_enable(ch, 0);
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hal_cap_disable(ch);
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}
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static int cmd_test_hrtimer(int argc, char *argv[])
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{
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u32 ch, time_us;
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u8 pin;
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if (argc != 3)
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goto cmd_usage;
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ch = atoi(argv[1]);
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if ((ch < 0) || (ch >= AIC_HRTIMER_CH_NUM))
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goto cmd_usage;
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time_us = atoi(argv[2]);
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if (time_us < 0)
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goto cmd_usage;
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/* gpio configuration*/
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pin = hal_gpio_name2pin(GPIO_TEST_PIN);
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if (pin < 0) {
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printf("please check the test output pin\n");
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return -1;
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}
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g_gpio_group = GPIO_GROUP(pin);
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g_gpio_pin = GPIO_GROUP_PIN(pin);
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hal_gpio_set_func(g_gpio_group, g_gpio_pin, 1);
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hal_gpio_direction_output(g_gpio_group, g_gpio_pin);
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/* hrtimer configuration */
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test_hrtimer_ch_init();
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test_hrtimer_init(ch);
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/* stop the hrtimer first */
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test_hrtimer_stop(ch);
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/* start the hrtimer */
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test_hrtimer_start(ch, time_us);
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return 0;
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cmd_usage:
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cmd_hrtimer_usage();
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return -1;
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}
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CONSOLE_CMD(test_hrtimer, cmd_test_hrtimer, "Hrtimer test example");
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