AMD-K6-2E/400AFR AMD [Advanced Micro Devices], AMD-K6-2E/400AFR Datasheet - Page 72

• Manufacturer Part Number: AMD-K6-2E/400AFR
• Manufacturer: AMD [Advanced Micro Devices]

AMD-K6™-2E Processor Data Sheet
Figure 48. System Segment Descriptor
54
31 30 29 28 27 26 25 24 23 22
Reserved
Base Address 31–24
Base Address 15–0
Table 10. System Segment and Gate Types
Type Description
G X
D
0
1
2
3
4
5
6
7
8
9
A
B
C
E
F
Reserved
Available 16-bit TSS
LDT
Busy 16-bit TSS
16-bit Call Gate
Task Gate
16-bit Interrupt Gate
16-bit Trap Gate
Reserved
Available 32-bit TSS
Reserved
Busy 32-bit TSS
32-bit Call Gate
Reserved
32-bit Interrupt Gate
32-bit Trap Gate
21
20
A
V
L
Preliminary Information
19
Software Environment
Segment
18
Limit
17
16
15
P
14
DPL
13
12
0
11
Segment Limit 15–0
10
Type
9
Symbol
8
G
X
AVL
P
DPL
DT
Type
7
6
Granularity
Not Needed
Availability to Software
Present/Valid Bit
Descriptor Privilege Level
Descriptor Type
See Table 10
Base Address 23–16
Description
5
4
22529B/0—January 2000
3
2
1
Chapter 3
0
Bits
23
22
20
15
14-13
12
11-8