Turbostat issue

```
sudo ./s0ix-selftest-tool.sh -s    main 

---Check S2idle path S0ix Residency---:

The system OS Kernel version is:
Linux t14s 6.13.6-arch1-1 #1 SMP PREEMPT_DYNAMIC Fri, 07 Mar 2025 20:19:00 +0000 x86_64 GNU/Linux

---Check whether your system supports S0ix or not---:

Low Power S0 Idle is:1
Your system supports low power S0 idle capability.

---Check whether intel_pmc_core sysfs files exit---:

The pmc_core debug sysfs files are OK on your system.

---Judge PC10, S0ix residency available status---:

Test system supports S0ix.y substate

S0ix substate before S2idle:
S0i2.0

S0ix substate residency before S2idle:
0

The system failed to place S2idle entry command by turbostat,
please check if the suspend is failed or turbostat tool version is old
e.g. did you make turbostat tool executable or separately run S2idle command:
rtcwake -m freeze -s 15
```

```
$ turbostat --version
turbostat version 2024.11.30 - Len Brown

$ sudo rtcwake -m freeze -s 15
rtcwake: /dev/rtc0: unable to find device: Device or resource busy

$ ls -l /dev/rtc0
crw------- 1 root root 250, 0 Mar 13 05:41 /dev/rtc0
```