mirror of
https://github.com/garrettsworkshop/GR8RAM.git
synced 2024-12-12 08:30:08 +00:00
65 lines
1.7 KiB
Plaintext
65 lines
1.7 KiB
Plaintext
GR8RAM/LibraryCard Slinky RAM memory map
|
|
-----------------------------
|
|
1 FF FFFF | |
|
|
. .. .... | LibCrd sect. cache (8 MB) |
|
|
1 80 0000 | |
|
|
-----------------------------
|
|
1 7F FFFF | |
|
|
. .. .... | LibCrd registers (1 MB) |
|
|
1 70 0000 | |
|
|
-----------------------------
|
|
1 6F FFFF | |
|
|
. .. .... | reserved (5.9375 MB) |
|
|
1 11 0000 | |
|
|
-----------------------------
|
|
1 10 FFFF | |
|
|
. .. .... | RAM shadow (64 kB) |
|
|
1 10 0000 | |
|
|
-----------------------------
|
|
1 0F FFFF | |
|
|
. .. .... | firmware (1 MB) |
|
|
1 00 0000 | |
|
|
-----------------------------
|
|
0 FF FFFF | |
|
|
. .. .... | RAMFactor RAM (16 MB) |
|
|
0 00 0000 | |
|
|
-----------------------------
|
|
|
|
Firmware area map (X == 0, 1, 2, or 3)
|
|
-----------------------------
|
|
1 0F FFFF | |
|
|
. .. .... | reserved (510 kB) |
|
|
1 08 0800 | |
|
|
-----------------------------
|
|
1 08 07FF | |
|
|
. .. .... | IOSEL area (2 kB) |
|
|
1 08 0000 | |
|
|
-----------------------------
|
|
1 07 FFFF | |
|
|
. .. .... | 256x IOSTRB area (512 kB) |
|
|
1 00 0000 | |
|
|
-----------------------------
|
|
|
|
Library Card register space
|
|
-----------------------------
|
|
1 7F FFFF | |
|
|
. .. .... | reserved (768 kB) |
|
|
1 74 0000 | |
|
|
-----------------------------
|
|
1 73 FFFF | |
|
|
. .. .... | response B (64 kB) |
|
|
1 73 0000 | |
|
|
-----------------------------
|
|
1 72 FFFF | |
|
|
. .. .... | command B (64 kB) |
|
|
1 72 0000 | |
|
|
-----------------------------
|
|
1 71 FFFF | |
|
|
. .. .... | response A (64 kB) |
|
|
1 71 0000 | |
|
|
-----------------------------
|
|
1 70 FFFF | |
|
|
. .. .... | command A (64 kB) |
|
|
1 70 0000 | |
|
|
-----------------------------
|