HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 255

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

Initial page write
exception
CPU address
exception
TLB miss
error
No
violation exception
Figure 4.13 MMU Exception Generation Flowchart
TLB protection
00/01
W
VPNs match?
No (Non-cacheable)
Memory
access
R/W?
PR?
Yes
10
R
User mode
R/W?
Yes
No
No
No
11
R
W
(MMUCR.SV = 0 or
Address error?
SR.MD = 0)?
and ASIDs
privileged?
SH = 0 and
match?
User or
D = 1?
C = 1?
V = 1?
VPNs
Start
No
Yes
Yes
Yes
Yes
Section 4 Memory Management Unit (MMU)
Rev. 3.00 Jan. 18, 2008 Page 193 of 1458
W
R/W?
Privileged mode
No
Yes (Cacheable)
R
01/11
access
Cache
R/W?
PR?
R
00/10
violation exception
TLB protection
TLB invalid
exception
W
REJ09B0033-0300