C++ (Cpp) get_saradc_value示例

示例#1

static uint32_t get_index(uint32_t channel, int *cached_id)
{
	int i;
	int adc_reading;

	if (*cached_id != -1)
		return *cached_id;

	adc_reading = get_saradc_value(channel);
	for (i = 0; i < ARRAY_SIZE(id_readings); i++) {
		if (adc_reading <= id_readings[i]) {
			printk(BIOS_DEBUG, "ADC reading %d, ID %d\n",
			       adc_reading, i);
			*cached_id = i;
			return i;
		}
	}

	die("Read impossible value (> 1023) from 10-bit ADC!");
}

示例#2

文件： boardid.c 项目： Oxyoptia/coreboot

static uint32_t get_index(uint32_t channel, int *cached_id)
{
	int i;
	int adc_reading;

	if (*cached_id != -1)
		return *cached_id;

	adc_reading = get_saradc_value(channel);
	for (i = 0; i < ARRAY_SIZE(id_readings); i++) {
		if (adc_reading <= id_readings[i]) {
			printk(BIOS_DEBUG, "ADC reading %d, ID %d\n",
			       adc_reading, i);
			*cached_id = i;
			return i;
		}
	}

	printk(BIOS_DEBUG, "ERROR: Unmatched ADC reading of %d\n", adc_reading);
	return 0;
}