Ejemplos de handle_one_cpu en C++ (Cpp)

Ejemplo n.º 1

Archivo: cpu.cpp Proyecto: deztructor/powertop

void enumerate_cpus(void)
{
	ifstream file;
	char line[1024];

	int number = -1;
	char vendor[128];
	int family = 0;
	int model = 0;

	file.open("/proc/cpuinfo",  ios::in);

	if (!file)
		return;
	/* Not all /proc/cpuinfo include "vendor_id\t". */
	vendor[0] = '\0';

	while (file) {

		file.getline(line, sizeof(line));
		if (strncmp(line, "vendor_id\t",10) == 0) {
			char *c;
			c = strchr(line, ':');
			if (c) {
				c++;
				if (*c == ' ')
					c++;
				strncpy(vendor,c, 127);
			}
		}
		if (strncmp(line, "processor\t",10) == 0) {
			char *c;
			c = strchr(line, ':');
			if (c) {
				c++;
				number = strtoull(c, NULL, 10);
			}
		}
		if (strncmp(line, "cpu family\t",11) == 0) {
			char *c;
			c = strchr(line, ':');
			if (c) {
				c++;
				family = strtoull(c, NULL, 10);
			}
		}
		if (strncmp(line, "model\t",6) == 0) {
			char *c;
			c = strchr(line, ':');
			if (c) {
				c++;
				model = strtoull(c, NULL, 10);
			}
		}
		if (strncasecmp(line, "bogomips\t", 9) == 0) {
			if (number == -1) {
				/* Not all /proc/cpuinfo include "processor\t". */
				number = 0;
			}
			if (number >= 0) {
				handle_one_cpu(number, vendor, family, model);
				set_max_cpu(number);
				number = -2; 
			}
		}
	}


	file.close();

	if (access("/sys/class/drm/card0/power/rc6_residency_ms", R_OK) == 0)
		handle_i965_gpu();

	perf_events = new perf_power_bundle();

	if (!perf_events->add_event("power:cpu_idle")){
		perf_events->add_event("power:power_start");
		perf_events->add_event("power:power_end");
	}
	if (!perf_events->add_event("power:cpu_frequency"))
		perf_events->add_event("power:power_frequency");

}

Ejemplo n.º 2

Archivo: cpu.cpp Proyecto: RelativePrime/powertop

void enumerate_cpus(void)
{
	ifstream file;
	char line[1024];

	int number = -1;
	char vendor[128];
	int family = 0;
	int model = 0;

	file.open("/proc/cpuinfo",  ios::in);

	if (!file)
		return;

	while (file) {

		file.getline(line, sizeof(line));
		if (strncmp(line, "vendor_id\t",10) == 0) {
			char *c;
			c = strchr(line, ':');
			if (c) {
				c++;
				if (*c == ' ')
					c++;
				strncpy(vendor,c, 127);
			}
		}
		if (strncmp(line, "processor\t",10) == 0) {
			char *c;
			c = strchr(line, ':');
			if (c) {
				c++;
				number = strtoull(c, NULL, 10);
			}
		}
		if (strncmp(line, "cpu family\t",11) == 0) {
			char *c;
			c = strchr(line, ':');
			if (c) {
				c++;
				family = strtoull(c, NULL, 10);
			}
		}
		if (strncmp(line, "model\t",6) == 0) {
			char *c;
			c = strchr(line, ':');
			if (c) {
				c++;
				model = strtoull(c, NULL, 10);
			}
		}
		if (strncasecmp(line, "bogomips\t", 9) == 0) {
			handle_one_cpu(number, vendor, family, model);
			set_max_cpu(number);
		}
	}


	file.close();

	perf_events = new perf_power_bundle();

	perf_events->add_event("power:power_frequency");
	perf_events->add_event("power:power_start");
	perf_events->add_event("power:power_end");

}