up:
Chapter 9 -- Exceptions and InterruptsFigure 9-3. 80306 IDT Gate Descriptors
80386 TASK GATE
31 23 15 7 0
+-----------------+-----------------+---+---+---------+-----------------+
|#############(NOT USED)############| P |DPL|0 0 1 0 1|###(NOT USED)####|4
|-----------------------------------+---+---+---------+-----------------|
| SELECTOR |#############(NOT USED)############|0
+-----------------+-----------------+-----------------+-----------------+
80386 INTERRUPT GATE
31 23 15 7 0
+-----------------+-----------------+---+---+---------+-----+-----------+
| OFFSET 31..16 | P |DPL|0 1 1 1 0|0 0 0|(NOT USED) |4
|-----------------------------------+---+---+---------+-----+-----------|
| SELECTOR | OFFSET 15..0 |0
+-----------------+-----------------+-----------------+-----------------+
80386 TRAP GATE
31 23 15 7 0
+-----------------+-----------------+---+---+---------+-----+-----------+
| OFFSET 31..16 | P |DPL|0 1 1 1 1|0 0 0|(NOT USED) |4
|-----------------------------------+---+---+---------+-----+-----------|
| SELECTOR | OFFSET 15..0 |0
+-----------------+-----------------+-----------------+-----------------+
prev: 9.4 Interrupt Descriptor Table
next: 9.6 Interrupt Tasks and Interrupt Procedures