ryzen-controller/public/bin/readjust.py

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import os, sys, time
from ctypes import *
from shutil import copyfile
lib_path = os.path.dirname(os.path.abspath(__file__))
os.chdir(lib_path)
if sys.platform == 'win32' or sys.platform == 'cygwin':
try:
os.add_dll_directory(lib_path)
except AttributeError:
pass #not needed for old python version
winring0_driver_file_path = os.path.join(os.path.dirname(os.path.abspath(sys.executable)), 'WinRing0x64.sys')
if not os.path.isfile(winring0_driver_file_path):
copyfile(os.path.join(lib_path, 'WinRing0x64.sys'), winring0_driver_file_path)
lib = cdll.LoadLibrary('libryzenadj')
else:
lib = cdll.LoadLibrary('libryzenadj.so')
# define ctype mappings for types which can not be mapped automatically
lib.init_ryzenadj.restype = c_void_p
lib.refresh_table.argtypes = [c_void_p]
lib.get_fast_limit.restype = c_float
lib.get_fast_limit.argtypes = [c_void_p]
ry = lib.init_ryzenadj()
if not ry:
sys.exit("RyzenAdj could not get initialized")
error_messages = {
-1: "{:s} is not supported on this family\n",
-3: "{:s} is not supported on this SMU\n",
-4: "{:s} is rejected by SMU\n"
}
def adjust(field, value):
function_name = "set_" + field
adjust_func = lib.__getattr__(function_name)
adjust_func.argtypes = [c_void_p, c_ulong]
res = adjust_func(ry, value)
if res:
error = error_messages.get(res, "{:s} did fail with {:d}\n")
sys.stderr.write(error.format(function_name, res));
def enable(field):
function_name = "set_" + field
adjust_func = lib.__getattr__(function_name)
adjust_func.argtypes = [c_void_p]
res = adjust_func(ry)
if res:
error = error_messages.get(res, "{:s} did fail with {:d}\n")
sys.stderr.write(error.format(function_name, res));
print("Monitor if fast limit is not 35W")
while True:
lib.refresh_table(ry)
limit = round(lib.get_fast_limit(ry))
if limit != 35:
print("reapply limits, because old limit was {:d}".format(limit))
adjust("fast_limit", 35000)
adjust("slow_limit", 22000)
adjust("slow_time", 30)
adjust("tctl_temp", 97)
adjust("apu_skin_temp_limit", 50)
adjust("vrmmax_current", 100000)
enable("max_performance")
time.sleep(3)