IBM PPC440X5 - page 478

DCDBTRH
Data Cache Debug Tag Register High
PPC440x5 CPU Core User’s Manual Preliminary
Page 478 of 589 regsumm440core.fm.
September 12, 2002
DCDBTRH
SPR 0x39D Supervisor Read-Only
See dcread Operation on page 127.
Figure 10-13. Data Cache Debug Tag Register High (DCDBTRH)
0:23 TRA Tag Real Address Bits 0:23 of the lower 32 bits of the 36-bit real address associated with the cache line read by
dcread.
24 V Cache Line Valid
0 Cache line is not valid.
1 Cache line is valid.
The valid indicator for the cache line read by
dcread.
25:27 Reserved
28:31 TERA Tag Extended Real Address Upper 4 bits of the 36-bit real address associated
with the cache line read bydcread.
0 23 24 25 27 28 31
TRA
V
TERA