HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 239

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

4.3
4.3.1
The TLB caches address translation table information located in the external memory. The address
translation table stores the virtual page number and the corresponding physical number, the
address space identifier, and the control information for the page, which is the unit of address
translation. Figure 4.6 shows the overall TLB configuration. The TLB is 4-way set associative
with 128 entries. There are 32 entries for each way. Figure 4.7 shows the configuration of virtual
addresses and TLB entries.
Entry 0
Entry 1
Entry 31
TLB Functions
Configuration of the TLB
VPN(31 to 17)
Address array
VPN(11 to 10)
Figure 4.6 Overall Configuration of the TLB
Way 0 to 3
ASID(7 to 0)
V
Entry 0
Entry 1
Entry 31
Section 4 Memory Management Unit (MMU)
Rev. 3.00 Jan. 18, 2008 Page 177 of 1458
PPN(28 to 10)PR(1 to 0) SZ
Data array
Way 0 to 3
REJ09B0033-0300
C
D SH