133 lines
3.2 KiB
C
133 lines
3.2 KiB
C
#include <stdio.h>
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#include <unistd.h>
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#include <wchar.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <sys/time.h>
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#include <sys/sysctl.h>
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#include <sys/ioctl.h>
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#include <sys/sensors.h>
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#include <sndio.h>
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#include <sys/types.h>
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#include <sys/param.h>
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#include <machine/apmvar.h>
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static int battery_percent = 23;
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static int cpu_temp = 23;
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static int fan_speed = 23;
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static int cpu_base_speed = 23;
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static int cpu_avg_speed = 23;
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static int volume = 23;
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//void update_volume(void *arg, unsigned addr, unsigned val) {
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// printf("volume update\n");
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//
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// }
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//
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// void register_volume_callback() {
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// struct sioctl_hdl *hdl;
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//
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// hdl = sioctl_open(SIO_DEVANY, SIOCTL_READ, 0);
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// sioctl_onval(hdl, update_volume, NULL);
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// sioctl_close(hdl);
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// }
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void update_cpu_base_speed() {
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size_t slen = sizeof(cpu_base_speed);
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int mib[5] = { CTL_HW, HW_CPUSPEED }; // Lenovo x1g10
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if (sysctl(mib, 2, &cpu_base_speed, &slen, NULL, 0) == -1) {
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cpu_base_speed = -1;
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}
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}
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void update_cpu_avg_speed() {
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struct sensor sensor;
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size_t slen = sizeof(sensor);
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int i;
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for (i = 0; i < 12; i++) {
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int mib[5] = { CTL_HW, HW_SENSORS, 0, SENSOR_FREQ, 0 }; // Lenovo x1g10
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if (sysctl(mib, 5, &sensor, &slen, NULL, 0) != -1) {
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cpu_avg_speed += ( sensor.value / 1000000 / 1000000 );
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}
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}
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cpu_avg_speed = cpu_avg_speed / i;
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}
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void update_fan_speed() {
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struct sensor sensor;
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size_t slen = sizeof(sensor);
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// int mib[5] = { CTL_HW, HW_SENSORS, 5, SENSOR_FANRPM, 0 }; // Lenovo x230
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int mib[5] = { CTL_HW, HW_SENSORS, 12, SENSOR_FANRPM, 0 }; // Lenovo x1g10
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if (sysctl(mib, 5, &sensor, &slen, NULL, 0) != -1) {
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fan_speed = sensor.value;
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return;
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}
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fan_speed = -1;
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}
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void update_cpu_temp() {
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struct sensor sensor;
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size_t slen = sizeof(sensor);
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//int mib[5] = { CTL_HW, HW_SENSORS, 0, SENSOR_TEMP, 0 }; // cpu0.temp0 (x230)
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int mib[5] = { CTL_HW, HW_SENSORS, 12, SENSOR_TEMP, 0 }; // acpitz0.temp0 (x1)
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if (sysctl(mib, 5, &sensor, &slen, NULL, 0) != -1) {
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cpu_temp = (sensor.value - 273150000) / 1000000.0;
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return;
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}
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cpu_temp = -1;
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}
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void update_battery() {
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int fd;
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struct apm_power_info pi;
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if ((fd = open("/dev/apm", O_RDONLY)) == -1 ||
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ioctl(fd, APM_IOC_GETPOWER, &pi) == -1 ||
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close(fd) == -1) {
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battery_percent = -1;
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return;
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}
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if (pi.battery_state == APM_BATT_UNKNOWN ||
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pi.battery_state == APM_BATTERY_ABSENT) {
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battery_percent = -1;
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return;
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}
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battery_percent = pi.battery_life;
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}
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int main(int argc, const char *argv[])
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{
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//register_volume_callback();
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while(1) {
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// XXX can update at different intervals
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update_battery();
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update_cpu_temp();
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update_cpu_avg_speed();
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update_cpu_base_speed();
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update_fan_speed();
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wprintf(L"%s %d%% %s %dC %s %4dRPM %s %4dMhz (~%4dMhz) %s %d %s\n",
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"", battery_percent,
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" ", cpu_temp,
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" ", fan_speed,
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" ", cpu_base_speed, cpu_avg_speed,
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" ", volume,
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" ");
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sleep(1);
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}
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return 0;
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}
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