Owner`s manual

Figure 4–17: Backup Cache Error Address Register (BCERA)
3
1 32 0
Error Address MBZ
msb−p279−90
Figure 4–18: Backup Cache Tag Store Register (BCBTS)
3
1
3
0
1
9
1
8
1
0987 43 0
Cache Entry Tag MUST BE ZERO
Tag Parity
msb−p278−90
0
Valid/Dirty Parity
Dirty bits (D4:D1)
Valid bits (V4:V1)
Figure 4–19: Backup Cache Deallocate Tag Register (BCDET)
3
1 10
MUST BE ZERO
Backup Cache Deallocate Tag
msb−p280−90
4–14 VAX 6000 Model 500 Mini-Reference