Format of VGA video hardware state |
| Offset | Size | Description |
|---|---|---|
|
00h |
BYTE | sequencer index register |
|
01h |
BYTE | CRTC index register |
|
02h |
BYTE | graphics controller index register |
|
03h |
BYTE | attribute controller index register |
|
04h |
BYTE | feature controller register |
|
05h |
4 BYTEs | sequencer registers |
|
09h |
BYTE | sequencer register 0 |
|
0Ah |
25 BYTEs | CRTC registers 0-8 |
|
23h |
16 BYTEs | palette registers 00h-0Fh |
|
33h |
4 BYTEs | attribute registers 10h-13h |
|
37h |
9 BYTEs | graphics controller registers 0-8 |
|
40h |
BYTE | CRTC base address (low) |
|
41h |
BYTE | CRTC base address (high) |
|
42h |
BYTE | plane 0 latch |
|
43h |
BYTE | plane 1 latch |
|
44h |
BYTE | plane 2 latch |
|
45h |
BYTE | plane 3 latch |