Datasheet
383
SAM4S Series [DATASHEET]
11100F–ATARM–29-Jan-14
22.5.6 Cache Controller Maintenance Register 1
Name: CMCC_MAINT1
Address: 0x4007C024
Access: Write-only
• INDEX: Invalidate Index
This field indicates the cache line that is being invalidated.
The size of the INDEX field depends on the cache size:
– for 2 Kbytes: 5 bits
– for 4 Kbytes: 6 bits
– for 8 Kbytes: 7 bits, and so on
• WAY: Invalidate Way
31 30 29 28 27 26 25 24
WAY ––––––
23 22 21 20 19 18 17 16
––––––––
15 14 13 12 11 10 9 8
–––––––INDEX
76543210
INDEX ––––
Value Name Description
0 WAY0 Way 0 is selection for index invalidation
1 WAY1 Way 1 is selection for index invalidation
2 WAY2 Way 2 is selection for index invalidation
3 WAY3 Way 3 is selection for index invalidation