diff --git a/soc/dump_soc.cpp b/soc/dump_soc.cpp
index bc08689..4c34349 100644
--- a/soc/dump_soc.cpp
+++ b/soc/dump_soc.cpp
@@ -14,6 +14,19 @@
  * limitations under the License.
  */
 #include <dump/pixel_dump.h>
+#include <android-base/file.h>
+#include <string.h>
+#include <stdio.h>
+#include <log/log.h>
+#include <regex>
+
+std::string readFile(const std::string& file_path) {
+    std::string content;
+    if(android::base::ReadFileToString(file_path.c_str(), &content)) {
+        return std::regex_replace(content, std::regex("\\r\\n|\\r|\\n"),"");
+    }
+    return content;
+}
 
 // Dump chip ID.
 int main() {
@@ -23,5 +36,48 @@
     dumpFileContent("PRODUCT ID", "/sys/devices/system/chip-id/product_id");
     dumpFileContent("REVISION", "/sys/devices/system/chip-id/revision");
     dumpFileContent("RAW STR", "/sys/devices/system/chip-id/raw_str");
+    dumpFileContent("CPU present", "/sys/devices/system/cpu/present");
+    dumpFileContent("CPU online", "/sys/devices/system/cpu/online");
+
+    printf("------ CPU time-in-state ------\n");
+    std::string states;
+    std::unique_ptr<DIR, decltype(&closedir)> cpudir(opendir("/sys/devices/system/cpu/"), closedir);
+    if (!cpudir) {
+        ALOGE("Fail To Open Dir /sys/devices/system/cpu/");
+        return 0;
+    }
+    dirent *entry;
+    while ((entry = readdir(cpudir.get())) != nullptr) {
+        std::string core(entry->d_name);
+        if (core.find("cpu") != std::string::npos) {
+            std::string path("/sys/devices/system/cpu/" + core + "/cpufreq/stats/time_in_state");
+            if(!access(path.c_str(), R_OK)){
+                dumpFileContent(path.c_str(), path.c_str());
+            }
+        }
+        std::string cpu_idle_path("/sys/devices/system/cpu/" + core + "/cpuidle");
+        std::unique_ptr<DIR, decltype(&closedir)> statedir(opendir(cpu_idle_path.c_str()), closedir);
+        if (!statedir) {
+            continue;
+        }
+        dirent *state_entry;
+        while ((state_entry = readdir(statedir.get())) != nullptr) {
+            std::string cpu_idle_state_path(state_entry->d_name);
+            std::string full_state_path;
+            full_state_path += cpu_idle_path;
+            full_state_path += "/";
+            full_state_path += cpu_idle_state_path;
+            if (cpu_idle_state_path.find("state") != std::string::npos) {
+                std::string name(full_state_path + "/name");
+                std::string desc(full_state_path + "/desc");
+                std::string time(full_state_path + "/time");
+                std::string usage(full_state_path + "/usage");
+                states += full_state_path+": "+readFile(name)+" "+readFile(desc)+" "+readFile(time)+" "+readFile(usage)+"\n";
+            }
+        }
+    }
+    printf("------ CPU cpuidle ------\n%s\n", states.c_str());
+
+    dumpFileContent("INTERRUPTS", "/proc/interrupts");
     return 0;
 }