gudt/docs/DF_ram.md

Free Usable Memory

Node format

Offset	Size	Description
0	1	type = 0xdf
1	1	flags = 0
2	2	parent node
4	4	area size
8	8	area address

This memory area is free to be used by the operating system. In combination with types 0xdd, 0xde and 0xe0, can be used to describe a memory map.

JSON format

{
    "type": "RAM",
    "parent": (string) parent device's name,
    "size": (number) area size,
    "base": (number) area address
}