Lenovo 300e Gen 2, Part 4: Laptop/slate Driver Investigation
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Recap
In Part 3, we dug through the ACPI definition of the Laptop/slate indicator. While we don’t understand absolutely everything about how it works, we’re confident that the ACPI definitions look relatively normal.
This time, let’s start looking at driver integrations.
Identifiers Recap
We got the following identifiers out of Windows in part 1:
- BIOS Name:
\_SB.CIND
- Compatible IDs:
ACPI\PNP0C60
andPNP0C60
- Hardware IDs:
ACPI\VEN_AMDI&DEV_0081
,ACPI\AMDI0081
,*AMDI0081
- Device Instance Path:
ACPI\AMDI0081\0
In part 3, we saw that:
PNP0C60
is a Microsoft identifierAMDI0081
is an AMD identifier
So let’s dig into these identifiers and see if we can turn up anything useful online.
Searching… Searching…
AMDI0081
No meaningful results. But result 4 points to this series of posts, so… yay?
PNP0C60
Lots of results!
The most useful ones are from Microsoft:
- This page has a basic description of a laptop/slate mode indicator using the correct …