On April 26, 2018 2:40 PM, Matthieu Guegan <[email protected]> wrote:

> Hi,
> 
> Just want to add the X1 Carbon Gen 6th to the list. Same problem when
> 
> plug in a thunderbolt device.
> 

We should confirm that it's the same bug.

Here's what I did on the T480s:

# pkg_add acpica
$ cp -R /var/db/acpi /tmp
$ iasl -d /tmp/acpi/*

If it's the same bug, you should find something like this block
of code in the file /tmp/acpi/DSDT.dsl
...
            If ((TBTS == 0x01))
            {
                Acquire (OSUM, 0xFFFF)
                \_GPE.TINI (TBSE)
                If ((TBMP == 0x01))
                {
                    \_GPE.TINI (TBS1)
                }

                Release (OSUM)
            }
...

If this bug affects their flagship device, then hopefully it will be
easier to convince them to fix it.

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