[coreboot] mute button on X200

[Idwer Vollering]

2015-08-22 11:04 GMT+02:00 Francis Rowe <info at gluglug.org.uk>:
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> Any ideas?

Boot into vendor BIOS/EFI thing, install and start acpi_listen, then
press the mute button.
http://linux.die.net/man/8/acpi_listen

> Regards,
> Francis Rowe.
>
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> =TLev
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