-#map type=rom address=0xF00000 size=0x80000 file=cdtv.rom
-# Map 256MB of Fast RAM at 0x8000000.
-map type=ram address=0x08000000 size=128M
+#map type=rom address=0xF00000 size=0x80000 file=cdtv.rom id=extended
+
+# Map 128MB of Fast RAM at 0x8000000, also known as 32-bit Fast RAM or CPU local Fast RAM.
+# Only supported properly on select Kickstarts, such as 3.1+ for Amiga 1200, 3000 and 4000.
+#map type=ram address=0x08000000 size=128M id=cpu_slot_ram
+# Map 128MB of Z3 Fast. Note that the address here is not actually used, as it gets auto-assigned by Kickstart itself.
+# Enabling Z3 fast requires at least Kickstart 2.0.
+# If for some reason you need more than 128MB, you can change the size=128M to a valid supported Z3 PIC size,
+# like 256M, 512M, 1024M, or add additional map lines.
+map type=ram address=0x10000000 size=128M id=z3_autoconf_fast
+# Max 8MB of Z2 Fast can be mapped due to addressing space limitations, but for instance 2+4MB can be chained to leave 2MB for something else.
+#map type=ram address=0x200000 size=8M id=z2_autoconf_fast
+#map type=ram address=0x200000 size=2M id=z2_autoconf_fast
+#map type=ram address=0x400000 size=4M id=z2_autoconf_fast
+
+# This is fake Chip RAM, do not use on a real Amiga.
+#map type=ram address=0x0 size=2M
+