How to Extract DSDT tables?
From windows :-Install Aida64 right click on status bar at bottom of Aida64 screen and you will see this menu.Select ACPI tool and a new screen with Save DSDT button will open.Save dsdt file and Boot OS X & rename that file with aml extension
From Linux:-Extract ACPI tables (as root): #cat/sys/firmware/acpi/tables/DSDT >dsdt.dat
Does DSDT common for all ?
DSDT is different for each computer / Laptos’s You cannot use DSDT from one
computer in another