cpu: add global turbo querying

src/core.rs

@@ -12,9 +12,8 @@ pub struct CpuCoreInfo {
 
 pub struct CpuGlobalInfo {
     // System-wide CPU settings
-    pub turbo_status: Option<bool>, // true for enabled, false for disabled
+    pub epp: Option<String>, // Energy Performance Preference
-    pub epp: Option<String>,        // Energy Performance Preference
+    pub epb: Option<String>, // Energy Performance Bias
-    pub epb: Option<String>,        // Energy Performance Bias
     pub platform_profile: Option<String>,
     pub average_temperature_celsius: Option<f32>, // Average temperature across all cores
 }

src/cpu.rs

@@ -553,4 +553,16 @@ impl Cpu {
 
         bail!("no supported CPU boost control mechanism found");
     }
+
+    pub fn turbo() -> Option<bool> {
+        if let Some(Ok(content)) = fs::read_u64("/sys/devices/system/cpu/intel_pstate/no_turbo") {
+            return Some(content == 0);
+        }
+
+        if let Some(Ok(content)) = fs::read_u64("/sys/devices/system/cpu/cpufreq/boost") {
+            return Some(content == 1);
+        }
+
+        None
+    }
 }

src/monitor.rs

@@ -238,21 +238,6 @@ pub fn get_all_cpu_core_info() -> anyhow::Result<Vec<CpuCoreInfo>> {
 }
 
 pub fn get_cpu_global_info(cpu_cores: &[CpuCoreInfo]) -> CpuGlobalInfo {
-    let turbo_status_path = Path::new("/sys/devices/system/cpu/intel_pstate/no_turbo");
-    let boost_path = Path::new("/sys/devices/system/cpu/cpufreq/boost");
-
-    let turbo_status = if turbo_status_path.exists() {
-        // 0 means turbo enabled, 1 means disabled for intel_pstate
-        read_sysfs_value::<u8>(turbo_status_path)
-            .map(|val| val == 0)
-            .ok()
-    } else if boost_path.exists() {
-        // 1 means turbo enabled, 0 means disabled for generic cpufreq boost
-        read_sysfs_value::<u8>(boost_path).map(|val| val == 1).ok()
-    } else {
-        None
-    };
-
     let platform_profile = read_sysfs_file_trimmed("/sys/firmware/acpi/platform_profile").ok();
 
     // Calculate average CPU temperature from the core temperatures
@@ -279,7 +264,6 @@ pub fn get_cpu_global_info(cpu_cores: &[CpuCoreInfo]) -> CpuGlobalInfo {
 
     // Return the constructed CpuGlobalInfo
     CpuGlobalInfo {
-        turbo_status,
         platform_profile,
         average_temperature_celsius,
     }