W90N745CD/W90N745CDG
Configuration Register (CAHCNF)
Cache controller has a configuration register to enable or disable the I-Cache, D-Cache, and Write
buffer.
REGISTER
ADDRESS
R/W
DESCRIPTION
RESET VALUE
CAHCNF
R/W Cache configuration register
0x0000_0000
0xFFF0_2000
31
23
15
7
30
22
14
6
29
21
13
5
28
27
19
11
3
26
18
10
25
17
9
24
16
8
RESERVED
20
RESERVED
12
RESERVED
4
2
1
0
RESERVED
WRBEN
DCAEN
ICAEN
BITS
DESCRIPTION
[31:3]
RESERVED
-
Write buffer enable
Write buffer is disabled after reset.
1 = enable write buffer
0 = disable write buffer
D-Cache enable
[2]
[1]
[0]
WRBEN
DCAEN
ICAEN
D-Cache is disabled after reset.
1 = enable D-cache
0 = disable D-cache
I-Cache enable
I-Cache is disabled after reset.
1 = enable I-cache
0 = disable I-cache
Publication Release Date: September 22, 2006
Revision A2
- 85 -
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