Bitfields for segment attributes |
| Bit | Description |
|---|---|
|
0 |
data segment rather than code segment |
|
1 |
unused??? |
|
2 |
real mode |
|
3 |
iterated |
|
4 |
movable |
|
5 |
sharable |
|
6 |
preloaded rather than demand-loaded |
|
7 |
execute-only (code) or read-only (data) |
|
8 |
relocations (directly following code for this segment) |
|
9 |
debug info present |
|
10, 11 |
80286 DPL bits |
|
12 |
discardable |
|
13 - 15 |
discard priority |