> For the complete documentation index, see [llms.txt](https://open-rt.gitbook.io/open-surfacert/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://open-rt.gitbook.io/open-surfacert/surface-rt/uefi/acpi-tables/acpi-dsdt.md).

# DSDT

DSDT (Differentiated System Description Table) is a part of the ACPI specification. It supplies information about supported power events in a given system.

Ours are compiled with the Microsoft compiler.\
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RT location: Address : 0xFD8E0000 Length : 9361 (NCIDIA AP30EDK2)

You can compare an DSDT table to a dtsi devicetree file.