Int15h

Overview

Memory detection in Real Mode BIOS

Useful for pulling out the ACPI tables

Resources

https://wiki.osdev.org/Detecting_Memory_(x86)#BIOS_Function:_INT_0x15.2C_EAX_.3D_0xE820 https://uefi.org/specs/ACPI/6.4/15_System_Address_Map_Interfaces/int-15h-e820h---query-system-address-map.html