--thermal: Add AP throttle status

Signed-off-by: Daniel Schaefer <dhs@frame.work>

Author: JohnAZoidberg

EXAMPLES.md

@@ -488,6 +488,9 @@ sensors and number of fans, so your output may look different:
   F75303_DDR:   39 C
   APU:          62 C
   API Fan:         0 RPM
+  AP Throttle Status
+    Soft:        false
+    Hard:        false
 ```
 
 ## Check sensors

framework_lib/src/chromium_ec/command.rs

@@ -113,6 +113,8 @@ pub enum EcCommands {
     ProgramGpuEeprom = 0x3E1F,
     /// Get battery cutoff (ship mode) status
     GetCutoffStatus = 0x3E21,
+    /// This command return the AP throttle status
+    GetApThrottleStatus = 0x3E22,
     /// Get PD port state from Cypress PD controller
     GetPdPortState = 0x3E23,
     /// Read board ID of specific ADC channel

framework_lib/src/chromium_ec/commands.rs

@@ -1787,3 +1787,19 @@ impl EcRequest<EcResponseReadBoardId> for EcRequestReadBoardId {
         EcCommands::ReadBoardId
     }
 }
+
+#[repr(C, packed)]
+pub struct EcRequestGetApThrottleStatus {}
+
+#[repr(C, packed)]
+#[derive(Clone, Copy, PartialEq, Eq, Debug)]
+pub struct EcResponseGetApThrottleStatus {
+    pub soft_ap_throttle: u8,
+    pub hard_ap_throttle: u8,
+}
+
+impl EcRequest<EcResponseGetApThrottleStatus> for EcRequestGetApThrottleStatus {
+    fn command_id() -> EcCommands {
+        EcCommands::GetApThrottleStatus
+    }
+}

framework_lib/src/chromium_ec/mod.rs

@@ -1975,6 +1975,10 @@ impl CrosEc {
         }
         Ok(())
     }
+
+    pub fn get_ap_throttle_status(&self) -> EcResult<EcResponseGetApThrottleStatus> {
+        EcRequestGetApThrottleStatus {}.send_command(self)
+    }
 }
 
 #[cfg_attr(not(feature = "uefi"), derive(clap::ValueEnum))]

framework_lib/src/power.rs

@@ -466,6 +466,14 @@ pub fn print_thermal(ec: &CrosEc) {
             println!("  {name:<11} {:>4} RPM", fan);
         }
     }
+
+    println!("  AP Throttle Status");
+    if let Ok(throttle) = ec.get_ap_throttle_status() {
+        println!("    Soft:        {:?}", throttle.soft_ap_throttle == 1);
+        println!("    Hard:        {:?}", throttle.hard_ap_throttle == 1);
+    } else {
+        println!("    Unknown");
+    }
 }
 
 pub fn get_fan_num(ec: &CrosEc) -> EcResult<usize> {