zjkuki/GR8RAM
1
0
Fork 0
forked from Apple-2-HW/GR8RAM
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Update RAM Map

Browse Source
This commit is contained in:
Zane Kaminski 2021-04-12 03:46:33 -04:00
parent c4844b9646
commit b46fe84724
1 changed files with 18 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

67
Documentation/RAM Map
View File

@ -1,64 +1,33 @@
GR8RAM/LibraryCard Slinky RAM memory map GR8RAM/LibraryCard Slinky RAM memory map
----------------------------- -----------------------------
1 FF FFFF | | 1 FF FFFF | |
. .. .... | LibCrd sect. cache (8 MB) | . .. .... | reserved (16,376 kB) |
1 80 0000 | | 1 00 2000 | |
----------------------------- -----------------------------
1 7F FFFF | | 1 00 1FFF | |
. .. .... | LibCrd registers (1 MB) | . .. .... | firmware (8 kB) |
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 | | 1 00 0000 | |
----------------------------- -----------------------------
0 FF FFFF | | 0 FF FFFF | |
. .. .... | RAMFactor RAM (16 MB) | . .. .... | Slinky RAM (16 MB) |
0 00 0000 | | 0 00 0000 | |
----------------------------- -----------------------------
Firmware area map (X == 0, 1, 2, or 3) Firmware area map (N=$0000, $2000, $4000, $6000)
----------------------------- -----------------------------
1 0F FFFF | | N+1FFF | |
. .. .... | reserved (510 kB) | .... | IOSTRB bank 1 (2 kB) |
1 08 0800 | | N+1800 | |
----------------------------- -----------------------------
1 08 07FF | | N+17FF | |
. .. .... | IOSEL area (2 kB) | .... | IOSEL bank 1 (2 kB) |
1 08 0000 | | N+1000 | |
----------------------------- -----------------------------
1 07 FFFF | | N+0FFF | |
. .. .... | 256x IOSTRB area (512 kB) | .... | IOSTRB bank 0 (2 kB) |
1 00 0000 | | N+0800 | |
----------------------------- -----------------------------
N+07FF | |
Library Card register space .... | IOSEL bank 0 (2 kB) |
----------------------------- N+0000 | |
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 | |
----------------------------- -----------------------------