src/cpu_temperature.rs

   1 use crate::wrapper_winring0;
   2
   3 const OLS_TYPE: u32 = 40000;
   4
   5 const F17H_M01H_THM_TCON_CUR_TMP: u32 = 0x00059800;
   6 const F17H_TEMP_OFFSET_FLAG: u32 = 0x80000;
   7 const FAMILY_17H_PCI_CONTROL_REGISTER: u32 = 0x60;
   8
   9 pub fn read() -> f32 {
  10     unsafe {
  11         wrapper_winring0::WritePciConfigDwordEx(
  12             0x00,
  13             FAMILY_17H_PCI_CONTROL_REGISTER,
  14             F17H_M01H_THM_TCON_CUR_TMP,
  15         );
  16
  17         let output: &mut u32 = &mut 0;
  18         let ok = wrapper_winring0::ReadPciConfigDwordEx(
  19             0x00,
  20             FAMILY_17H_PCI_CONTROL_REGISTER + 4,
  21             output,
  22         );
  23         let offset_flag = *output & F17H_TEMP_OFFSET_FLAG != 0;
  24         let mut temperature = ((*output >> 21) * 125) as f32 * 0.001;
  25         if offset_flag {
  26             temperature -= 49.;
  27         }
  28
  29         // dbg!(ok);
  30         // dbg!(temperature);
  31
  32         temperature
  33     }
  34 }