Bitfields for XGA mode attributes |
| Bit | Description |
|---|---|
|
0 |
set if mode is supported |
|
1 |
reserved |
|
2 |
output is supported by the BIOS |
|
3 |
reserved |
|
4 |
if set this is a graphics mode (VGA registers inactive, XGA active), if clear this is a text mode (VGA registers active, XGA inactive) |