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#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <unistd.h>

#include <hal_log.h>
#include <hal_cmd.h>
#include <sunxi_hal_gpadc.h>

int channel = -1;

int gpadc_irq_callback(uint32_t dada_type, uint32_t data)
{
    int vol_data;
    data = ((VOL_RANGE / 4096) * data);
    vol_data = data / 1000;
    printf("channel %d vol data: %d\n", channel, vol_data);
    hal_gpadc_channel_exit(channel);
    hal_gpadc_deinit();
    return 0;
}

int cmd_test_gpadc(int argc, char **argv)
{
    int ret = -1;

    printf("Run gpadc test\n");

    if (argc < 2)
    {
        hal_log_err("usage: hal_gpadc channel\n");
        return -1;
    }

    ret = hal_gpadc_init();
    if (ret) {
        hal_log_err("gpadc init failed!\n");
        return -1;
    }

    channel = strtol(argv[1], NULL, 0);

    if (channel < 0 || channel > CHANNEL_NUM)
    {
    hal_log_err("channel %d is wrong, must between 0 and %d\n", CHANNEL_NUM);
    return -1;
    }

    hal_gpadc_channel_init(channel);
    hal_gpadc_register_callback(channel, gpadc_irq_callback);

    return 0;
}

FINSH_FUNCTION_EXPORT_CMD(cmd_test_gpadc, hal_gpadc, gpadc hal APIs tests)