Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Data Sheet

Product codes
AT91SAM9N12-EK
Page of 248
Memory Management Unit 
ARM DDI0198D
Copyright © 2001-2003 ARM Limited. All rights reserved.
3-7
Figure 3-2 Translating page tables
Translation
table
4096 entries
TTB base
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modified
virtual
address
bits [31:20]
Section
1MB
Section base
Coarse page
table
256 entries
Fine page
table
1024 entries
Coarse page
table base
Fine page
table base
Large page
64KB
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4KB
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1KB
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base
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virtual
address
bits [19:0]
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address
bits [19:12]
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address
bits [19:10]
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modified
virtual
address
bits [15:0]
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virtual
address
bits [11:0]
Indexed by
modified
virtual
address
bits [9:0]