W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 194
![no-image](/images/no-image-200.jpg)
W90221X
Manufacturer Part Number
W90221X
Description
Pa-risc Embedded Controller
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W90221X.pdf
(220 pages)
- Current page: 194 of 220
- Download datasheet (3Mb)
Restriction : This instruction can only be executed by code running at the most
privilege level.
Note : Itag[entry][0:19] : tag field
Move from Itag
Format: MFITAG
Purpose : To copy a value into a general register from Itag.
Description : A specified entry of Itag is copied into GR[t].
Operation : entry <-- GR[b][24:31];
Exception : Privilege instruction trap.
Restriction : This instruction can only be executed by code running at the most
privilege level.
Move to Icache
Format: MTICAH
Purpose : To copy a value into Icache from a general register.
Description : GR[r] is copied into a specified entry of Icache.
Operation : entry <-- GR[b][20:27];
Exception : Privilege instruction trap.
W90221X version 0.6
05
05
0:5
0:5
6
6
Itag[entry][20]
b
b
6:10
6:10
GR[t][0:20] <-- Itag[entry][0:20];
word <-- GR[b][28:29];
Btable[entry, word][0:31] <-- GR[r][0:31];
5
5
-
r
11:15
11:15
5
5
b,t
r,b
: valid bit
-
-
16:18
16:18
2
2
-
-
19
19
0
0
2
2
20
20
0A
09
1
1
21:25
21:25
-
-
5
5
-
t
26
26
1
1
27:31
27:31
5
5
- 194 -
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