44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
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#include <stdio.h>
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#include <dirent.h>
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#define INVALID -128
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int read_int(char* filename) {
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printf("Reading filename %s\n", filename);
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int output = INVALID;
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FILE* pInput = fopen(filename, "r");
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if (pInput != NULL) {
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fscanf(pInput, "%d", &output);
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fclose(pInput);
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} else printf("No such file\n");
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return output;
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}
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int main() {
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FILE* pOutput;
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FILE* pInput;
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char filename[] = "/sys/class/drm/card?/device/gpu_busy_percent"; // ? is filename[19], overwrite each loop
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char hwmon_dirname[] = "/sys/class/drm/card?/device/hwmon"; // ? is hwmon_dirname[19], overwrite each loop
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for (int i = 0; i < 8; i++) {
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int usage = 0;
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int temperature = 0;
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char sOutput[16];
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filename[19] = i + 48;
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hwmon_dirname[19] = i + 48;
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usage = read_int(filename);
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if (usage == INVALID) break;
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DIR* folder = opendir(hwmon_dirname);
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if (folder == NULL) break;
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closedir(folder);
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char filename2[] = "/sys/class/drm/card0/device/hwmon/hwmon*/temp1_input";
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filename2[19] = i + 48;
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temperature = read_int(filename2);
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if (temperature == INVALID) break;
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// sprintf(sOutput, "%3d% %3d℃", usage, temperature);
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printf("%3d% %3d℃", usage, temperature);
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}
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return 0;
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}
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