Owner`s manual

Figure 4–15: Backup Cache Status Register (BCSTS)
3
1
3
0
2
9
2
8
2
7
2
6
2
5
2
2
2
1
2
0
1
9
1
8
1
7
1
6
1
5
1
4 9876543210
MBZ
Error Summary
(ERR SUMMARY)
Backup Tag Store Tag
Dirty Parity Error (BTS VDPERR)
Invalidate Parity Error<1:0>
(I PERR<1:0>)
Backup Tag Store Hit (BTS HIT)
Data Address Lines Command<3:0> (DAL CMD<3:0>)
DMG L
msb−p282r−90
MBZ
Ownership Read Pending (OREAD PENDING)
Address Bus/Command Field Parity (AC PARITY)
SYNC L
Inval−bus Command (IBUS CMD)
Inval−bus Cycle (IBUS CYCLE)
Backup Tag Store Parity<1:0> (BTS PARITY<1:0>)
Predicted Parity Generator (PPG)
Backup Tag Store Compare (BTS COMPARE)
Second Error (SECOND ERR)
Address/Command Parity Error
(AC PERR)
Fill Abort
0
Parity Error (BTS TPERR)
Backup Tag Store Valid/
Figure 4–16: Backup Cache Control Register (BCCTL)
3
1 43210
MUST BE ZERO
Generate Bad Address/Command Parity
Backup Tag Store Error Transaction (BTS ERROR TRAN)
(GEN BAD ACP)
msb−p283−90
Enable Backup Tag Store (ENABLE BTS)
Force Backup Tag Store Hit (FORCE BHIT)
KA65A CPU Module Registers 4–13