Summary
MSR 0xE2 is typically locked by PC OEMs, also known as "CFG lock".
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To fix this, users can patch macOS to work with their hardware, or patch their firmware to support MSR E2 write.
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To turn off CFG-Lock manually, users need to open their firmware with UEFITool, find the CFG Lock as a Unicode string, then open the setup file with ifrextract and paste the value into the modified GRUB shell.
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According to
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Summary
MSR 0xE2 is quite typically locked by PC OEMs... aka "CFG lock".
In your case (Ivy hardware in your profile), AsusAICPUPM=true takes care of the problem by patching AppleIntelCPUPowerManagement.
Whats Mean MSR 0xE2 locked?? | tonymacx86.com
tonymacx86.com
Summary
CFG-Lock is a setting in your BIOS that allows for a specific register(in this case the MSR 0xE2) to be written to. By default, most motherboards lock this variable with many even hiding the option outright in the GUI.
Fixing CFG Lock | OpenCore Post-Install
dortania.github.io
Summary
CFG-Lock is a setting in the BIOS that allows for a specific register to be written to, such as the MSR 0xE2, which is locked by default. To fix this, users can patch macOS to work with their hardware, or patch their firmware to support MSR E2 write. To turn off CFG-Lock manually, users need to open their firmware with UEFITool and find the CFG Lock as a Unicode string, then open the setup file with ifrextract and paste the value into the modified GRUB shell.
OpenCore-Desktop-Guide/msr-lock.md at master · chris1111/OpenCore-Desktop-Guide · GitHub
github.com
How to Disable CFG Lock | Unlock MSR 0xE2 Lock | Unlock CFG Lock What is CFG Lock? CFG-Lock is Should you Disable CFG-Lock? Removing the CFG Lock enables...
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elitemacx86.com
