Hi all,

Sven Anders wrote:
> Till Straumann schrieb:
>> I'm very annoyed by the loud 'bong' my macbook pro utters
>> every time I forget to mute the volume before shutting down OSX.
>>
>> I just found a simple way to silence it. The good news
>> are that OSX seems to remember my volume settings
>> from some file so silencing the system audio volume
>> in NVRAM really only affects the 'bong' (YMMV):
>>
>> Simply create (as root, on OSX) /etc/rc.shutdown.local
>> and add one line:
>>
>> /usr/sbin/nvram SystemAudioVolume=%80
> 
> To be back on-topic, is there an equivalent Linux tool of "nvram" to
> do this under Linux?

I investigated the subject, and nvram accesses EFI (through
AppleEFINVRAM plugin in AppleEFIRuntime.kext). So from what I
understand, these values will only be available if you boot in EFI mode.

Best regards,

Nicolas

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