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cpu: add global turbo querying

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This commit is contained in:
RGBCube 2025-05-22 17:47:21 +03:00
parent 07ca582760
commit 571f172cc2
Signed by: RGBCube
SSH key fingerprint: SHA256:CzqbPcfwt+GxFYNnFVCqoN5Itn4YFrshg1TrnACpA5M
3 changed files with 14 additions and 19 deletions
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5
src/core.rs
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@ -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 epb: Option<String>, // Energy Performance Bias
pub epp: Option<String>, // Energy Performance Preference
pub epb: Option<String>, // Energy Performance Bias
pub platform_profile: Option<String>,
pub average_temperature_celsius: Option<f32>, // Average temperature across all cores
}

12
src/cpu.rs
View file

@ -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
}
}

16
src/monitor.rs
View file

@ -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,
}