HD6417705 Datasheet, PDF (130/739 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7700 Series

The above restrictions apply only when performing accesses using the cache.
Note: When multiple items of address translation information use the same physical memory to
provide for future SuperH RISC engine family expansion, ensure that the VPN bits 20 to
10 are the same.
• When using a 4-kbyte page
Virtual address
31
13 12 11 10
0
VPN
Offset
Physical address
28
PPN
Virtual address 12 to 4
13 12 11 10
0
Offset
Cache
Physical address 28 to 10
• When using a 1-kbyte page
Virtual address
31
13 12 11 10
0
VPN
Offset
Physical address
28
PPN
Virtual address 12 to 4
13 12 11 10
0
Offset
Cache
Physical address 28 to 10
Figure 3.12 Synonym Problem (32-kbyte Cache)
Rev. 2.00, 09/03, page 84 of 690