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Merge pull request #168 from nariox/master

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Implement "Disable BDPROCHOT"
This commit is contained in:
Francesco Palmarini
2020-02-15 18:15:37 +01:00
committed by GitHub
parent b7eeeb7842 919b61f3c9
commit 0b10acf5f6
2 changed files with 21 additions and 0 deletions
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4
etc/lenovo_fix.conf
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@@ -20,6 +20,8 @@ PL2_Duration_S: 0.002
Trip_Temp_C: 85 Trip_Temp_C: 85
# Set cTDP to normal=0, down=1 or up=2 (EXPERIMENTAL) # Set cTDP to normal=0, down=1 or up=2 (EXPERIMENTAL)
cTDP: 0 cTDP: 0
# Disable BDPROCHOT (EXPERIMENTAL)
Disable_BDPROCHOT: False
## Settings to apply while connected to AC power ## Settings to apply while connected to AC power
[AC] [AC]
@@ -39,6 +41,8 @@ Trip_Temp_C: 95
HWP_Mode: False HWP_Mode: False
# Set cTDP to normal=0, down=1 or up=2 (EXPERIMENTAL) # Set cTDP to normal=0, down=1 or up=2 (EXPERIMENTAL)
cTDP: 0 cTDP: 0
# Disable BDPROCHOT (EXPERIMENTAL)
Disable_BDPROCHOT: False
[UNDERVOLT.BATTERY] [UNDERVOLT.BATTERY]
# CPU core voltage offset (mV) # CPU core voltage offset (mV)

17
lenovo_fix.py
View File

@@ -528,6 +528,18 @@ def set_hwp():
log('[D] HWP - write "{:#02x}" - read "{:#02x}" - match {}'.format(HWP_VALUE, read_value, match)) log('[D] HWP - write "{:#02x}" - read "{:#02x}" - match {}'.format(HWP_VALUE, read_value, match))
def set_disable_bdprochot():
# Disable BDPROCHOT
cur_val = readmsr(0x1FC,flatten=True)
new_val = (cur_val & 0xFFFFFFFFFFFFFFFE)
writemsr(0x1FC, new_val)
if args.debug:
read_value = readmsr(0x1FC, from_bit=31, to_bit=31)[0]
match = OK if ~read_value else ERR
log('[D] BDPROCHOT - write "{:#02x}" - read "{:#02x}" - match {}'.format(0, read_value, match))
def power_thread(config, regs, exit_event): def power_thread(config, regs, exit_event):
try: try:
mchbar_mmio = MMIO(0xFED159A0, 8) mchbar_mmio = MMIO(0xFED159A0, 8)
@@ -599,6 +611,11 @@ def power_thread(config, regs, exit_event):
) )
) )
# Disable BDPROCHOT
disable_bdprochot = config.getboolean(power['source'], 'Disable_BDPROCHOT', fallback=None)
if disable_bdprochot is not None:
set_disable_bdprochot()
wait_t = config.getfloat(power['source'], 'Update_Rate_s') wait_t = config.getfloat(power['source'], 'Update_Rate_s')
enable_hwp_mode = config.getboolean('AC', 'HWP_Mode', fallback=False) enable_hwp_mode = config.getboolean('AC', 'HWP_Mode', fallback=False)
# set HWP less frequently. Just to be safe since (e.g.) TLP might reset this value # set HWP less frequently. Just to be safe since (e.g.) TLP might reset this value