Fujitsu MAN3735 Manuale Utente
C141-E124-01EN
4 - 23
4.1.6
Caching parameters (page code = 8)
The page descriptor format of this MODE SELECT parameter is shown in Figure 4.6
Bit
Byte
Byte
7
6
5
4
3
2
1
0
0
0
0
0
0
1
0
0
0
1
X‘0A’ or X‘12’ (Page Length)
2
IC
ABPF
CAP
DISC
SIZE
WCE
MS
RCD
Default
0
0
0
0
0
1
0
0
Variable
1
0
0
0
0
1
0
1
3
Demand Read Retention Priority
Write Retention Priority
Default
0
0
0
0
0
0
0
0
Variable
0
0
0
0
0
0
0
0
4-5
Pre-fetch inhibit block count
Default
X‘FFFF’
Variable
X‘0000’
6-7
Minimum pre-fetch
Default
X‘0000’
Variable
X‘0000’
8-9
Maximum pre-fetch
Default
X‘xxxx’
Variable
X‘0000’
10-11
Maximum pre-fetch limit block count
Default
X‘FFFF’
Variable
X‘0000’
12
FSW
LBCSS
DRA
VS
VS
(Reserved)
Default
1
0
0
0
0
0
0
0
Variable
0
0
0
0
0
0
0
0
13
Cache Segment Count
Default
X‘08’
Variable
X‘3F’
14-15
Cache Segment Size
Default
X‘0000’
Variable
X‘0000’
16
X‘00’ (Reserved)
17-19
Non Cache Segment Size
Default
X‘000000’
Variable
X‘000000’
Figure 4.6
MODE SELECT parameters: caching parameters