AMD-K6 AMD [Advanced Micro Devices], AMD-K6 Datasheet - Page 50

• Manufacturer Part Number: AMD-K6
• Description: AMD-K6 Processor
• Manufacturer: AMD [Advanced Micro Devices]

AMD-K6
Control Registers
Figure 19. Control Register 4 (CR4)
Figure 20. Control Register 3 (CR3)
Figure 21. Control Register 2 (CR2)
32
Symbol
Symbol
31
31 30 29 28 27 26 25 24 23 22
31
MCE
PSE
DE
TSD
PVI
VME
PCD
PWT
®
Processor Data Sheet
Machine Check Enable
Page Size Extensions
Debugging Extensions
Time Stamp Disable
Protected Virtual Interrupts
Virtual-8086 Mode Extensions 0
Page Cache Disable
Page Writethrough
Reserved
Reserved
Description
Description
The five control registers contain system control bits and
pointers. Figures 19 through 23 show the formats of these
registers.
Page Directory Base
21
Bit
Bit
6
4
3
2
1
3
4
20
Preliminary Information
19
Software Environment
Page Fault Linear Address
18
17
16
15
14
13
12
11
10
9
8
7
7
M
6
C
E
6
5
5
D
4
P
S
E
4
P
C
20695H/0—March 1998
D
W
3
3
E
P
T
D
2
T
S
2
1
1
P
V
I
Chapter 3
M
0
V
E
0
0