W90221X Winbond Electronics Corp America, W90221X Datasheet - Page 191

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

Exception : Privilege instruction trap.
Restriction : This instruction can only be executed by code running at the most
privilege level.
Note : AIR[0]
Move to Btag
Format: MTBTAG
Purpose : To copy a value into BTB_tag from a general register.
Description : GR[b][0:23] is copied into a specified entry of BTB_tag.
Operation : entry <-- GR[b][26:31];
Exception : Privilege instruction trap.
Restriction : This instruction can only be executed by code running at the most
privilege level.
Note : Btag[set, entry][0:23] : tag field
W90221X version 0.6
05
0:5
6
AIR[1]
AIR[2]
AIR[3]
AIR[4]
AIR[5]
AIR[6]
AIR[7]
AIR[8]
AIR[9]
AIR[10] : ITR[0:31] (ICE-Trap register)
AIR[11] : PWR[0:2] (Power-Mode register)
AIR[12] : CKR[0:7] (Stand-By-Clock register)
Btag[set, entry][24]
Btag[set, entry][25:26]
b
6:10
else
set
Btag[set, entry][0:26] <-- {GR[b][0:23], GR[b][21:23]};
5
: Internal configuration register
: PSW register
: TMR register
: NonCacheable Offset register
: NonCacheable Mask register
: Write-Through Offset register
: Write-Through Mask register
: HPSW[0:31]
: ICEA_Front, ICEA_Back
: IDR[0:31] (ICE-Data register)
privilege instruction trap;
GR[t] <-- AIR[r];
-
<-- GR[b][24:25];
11:15
5
b
-
16:18
: valid bit
2
-
19
0
2
20
04
1
: LRU bits
21:25
(default : 32'b0)
-
(default : 12'b0)
5
-
26
1
27:31
5
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