W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 189

• Manufacturer Part Number: W90221X
• Description: Pa-risc Embedded Controller
• Manufacturer: Winbond Electronics Corp America

APPENDIX B : DIAGNOSTIC EXTENDED INSTRUCTION SET
EXIT
Format: EXIT
Purpose: Returning instruction pipeline to normal mode from ICE mode.
Description: Instruction pipeline will be back to normal mode immediately after
"EXIT" has being
Operation: PSW <-- HPSW;
Note : This instruction can be executed by code running at any privileged level,
different from any
Move to AIR
Format: MTAIR
Purpose : To copy value into a specified AIR from a general register.
Description : If the AIR[t] is existed, the contents of GR[r] is copied into AIR[t]. If
AIR[t] has n bits
Operation : if (t > 3)
W90221X version 0.6
05
05
0:5
0:5
6
6
other diagnostic instructions.
-
t
6:10
6:10
executed.
IAOQ_Front <-- ICEA_Front;
IAOQ_Back <-- ICEA_Back;
where n <= 32, the least significant n bits of GR[r] are moved into AIR[t].
else if (priv != 0)
else
5
5
undefine operation;
privilege instruction trap;
AIR[t] <-- GR[r];
-
r
11:15
11:15
r, t
5
5
-
-
16:18
16:18
2
2
-
-
19
19
0
0
2
2
20
20
10
00
1
1
21:25
21:25
-
-
5
5
-
-
26
26
1
1
27:31
27:31
5
5
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